diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio index 6ad47a67521c..f41e767e702b 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio +++ b/Documentation/ABI/testing/sysfs-bus-iio @@ -188,7 +188,7 @@ Description: Raw capacitance measurement from channel Y. Units after application of scale and offset are nanofarads. -What: /sys/.../iio:deviceX/in_capacitanceY-in_capacitanceZ_raw +What: /sys/.../iio:deviceX/in_capacitanceY-capacitanceZ_raw KernelVersion: 3.2 Contact: linux-iio@xxxxxxxxxxxxxxx Description: diff --git a/Documentation/arm64/silicon-errata.rst b/Documentation/arm64/silicon-errata.rst index 663001f69773..21715d1e538d 100644 --- a/Documentation/arm64/silicon-errata.rst +++ b/Documentation/arm64/silicon-errata.rst @@ -68,6 +68,8 @@ stable kernels. +----------------+-----------------+-----------------+-----------------------------+ | ARM | Cortex-A55 | #1530923 | ARM64_ERRATUM_1530923 | +----------------+-----------------+-----------------+-----------------------------+ +| ARM | Cortex-A55 | #2441007 | ARM64_ERRATUM_2441007 | ++----------------+-----------------+-----------------+-----------------------------+ | ARM | Cortex-A57 | #832075 | ARM64_ERRATUM_832075 | +----------------+-----------------+-----------------+-----------------------------+ | ARM | Cortex-A57 | #852523 | N/A | diff --git a/Documentation/filesystems/vfs.rst b/Documentation/filesystems/vfs.rst index bf5c48066fac..a99c1c338e8f 100644 --- a/Documentation/filesystems/vfs.rst +++ b/Documentation/filesystems/vfs.rst @@ -274,6 +274,9 @@ or bottom half). This is specifically for the inode itself being marked dirty, not its data. If the update needs to be persisted by fdatasync(), then I_DIRTY_DATASYNC will be set in the flags argument. + I_DIRTY_TIME will be set in the flags in case lazytime is enabled + and struct inode has times updated since the last ->dirty_inode + call. ``write_inode`` this method is called when the VFS needs to write an inode to diff --git a/Makefile b/Makefile index 86b6ca862e39..e3d63d529e0d 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 5 PATCHLEVEL = 15 -SUBLEVEL = 74 +SUBLEVEL = 75 EXTRAVERSION = NAME = Trick or Treat @@ -844,12 +844,12 @@ endif # Initialize all stack variables with a zero value. ifdef CONFIG_INIT_STACK_ALL_ZERO -# Future support for zero initialization is still being debated, see -# https://bugs.llvm.org/show_bug.cgi?id=45497. These flags are subject to being -# renamed or dropped. KBUILD_CFLAGS += -ftrivial-auto-var-init=zero +ifdef CONFIG_CC_HAS_AUTO_VAR_INIT_ZERO_ENABLER +# https://github.com/llvm/llvm-project/issues/44842 KBUILD_CFLAGS += -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang endif +endif # While VLAs have been removed, GCC produces unreachable stack probes # for the randomize_kstack_offset feature. Disable it for all compilers. diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 4ebd512043be..a8ae17f5740d 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1741,7 +1741,6 @@ config CMDLINE choice prompt "Kernel command line type" if CMDLINE != "" default CMDLINE_FROM_BOOTLOADER - depends on ATAGS config CMDLINE_FROM_BOOTLOADER bool "Use bootloader kernel arguments if available" diff --git a/arch/arm/boot/compressed/vmlinux.lds.S b/arch/arm/boot/compressed/vmlinux.lds.S index 1bcb68ac4b01..3fcb3e62dc56 100644 --- a/arch/arm/boot/compressed/vmlinux.lds.S +++ b/arch/arm/boot/compressed/vmlinux.lds.S @@ -23,6 +23,7 @@ SECTIONS *(.ARM.extab*) *(.note.*) *(.rel.*) + *(.printk_index) /* * Discard any r/w data - this produces a link error if we have any, * which is required for PIC decompression. Local data generates @@ -57,6 +58,7 @@ SECTIONS *(.rodata) *(.rodata.*) *(.data.rel.ro) + *(.data.rel.ro.*) } .piggydata : { *(.piggydata) diff --git a/arch/arm/boot/dts/armada-385-turris-omnia.dts b/arch/arm/boot/dts/armada-385-turris-omnia.dts index 5bd6a66d2c2b..01b0dfd55d70 100644 --- a/arch/arm/boot/dts/armada-385-turris-omnia.dts +++ b/arch/arm/boot/dts/armada-385-turris-omnia.dts @@ -471,7 +471,7 @@ spi0cs0_pins: spi0cs0-pins { marvell,function = "spi0"; }; - spi0cs1_pins: spi0cs1-pins { + spi0cs2_pins: spi0cs2-pins { marvell,pins = "mpp26"; marvell,function = "spi0"; }; @@ -506,7 +506,7 @@ partition@100000 { }; }; - /* MISO, MOSI, SCLK and CS1 are routed to pin header CN11 */ + /* MISO, MOSI, SCLK and CS2 are routed to pin header CN11 */ }; &uart0 { diff --git a/arch/arm/boot/dts/exynos4412-midas.dtsi b/arch/arm/boot/dts/exynos4412-midas.dtsi index 968c7943653e..49843e016828 100644 --- a/arch/arm/boot/dts/exynos4412-midas.dtsi +++ b/arch/arm/boot/dts/exynos4412-midas.dtsi @@ -585,7 +585,7 @@ image-sensor@10 { clocks = <&camera 1>; clock-names = "extclk"; samsung,camclk-out = <1>; - gpios = <&gpm1 6 GPIO_ACTIVE_HIGH>; + gpios = <&gpm1 6 GPIO_ACTIVE_LOW>; port { is_s5k6a3_ep: endpoint { diff --git a/arch/arm/boot/dts/exynos4412-origen.dts b/arch/arm/boot/dts/exynos4412-origen.dts index 5479ef09f9f3..0acb05f0a2b7 100644 --- a/arch/arm/boot/dts/exynos4412-origen.dts +++ b/arch/arm/boot/dts/exynos4412-origen.dts @@ -95,7 +95,7 @@ &exynos_usbphy { }; &ehci { - samsung,vbus-gpio = <&gpx3 5 1>; + samsung,vbus-gpio = <&gpx3 5 GPIO_ACTIVE_HIGH>; status = "okay"; phys = <&exynos_usbphy 2>, <&exynos_usbphy 3>; phy-names = "hsic0", "hsic1"; diff --git a/arch/arm/boot/dts/imx6dl.dtsi b/arch/arm/boot/dts/imx6dl.dtsi index fdd81fdc3f35..cd3183c36488 100644 --- a/arch/arm/boot/dts/imx6dl.dtsi +++ b/arch/arm/boot/dts/imx6dl.dtsi @@ -84,6 +84,9 @@ soc { ocram: sram@900000 { compatible = "mmio-sram"; reg = <0x00900000 0x20000>; + ranges = <0 0x00900000 0x20000>; + #address-cells = <1>; + #size-cells = <1>; clocks = <&clks IMX6QDL_CLK_OCRAM>; }; diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi index 9caba4529c71..a8069e0a8fe8 100644 --- a/arch/arm/boot/dts/imx6q.dtsi +++ b/arch/arm/boot/dts/imx6q.dtsi @@ -163,6 +163,9 @@ soc { ocram: sram@900000 { compatible = "mmio-sram"; reg = <0x00900000 0x40000>; + ranges = <0 0x00900000 0x40000>; + #address-cells = <1>; + #size-cells = <1>; clocks = <&clks IMX6QDL_CLK_OCRAM>; }; diff --git a/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi b/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi index 6b791d515e29..683f6e58ab23 100644 --- a/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi +++ b/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi @@ -263,6 +263,10 @@ &fec { phy-reset-gpios = <&gpio1 25 GPIO_ACTIVE_LOW>; }; +&hdmi { + ddc-i2c-bus = <&i2c2>; +}; + &i2c_intern { pmic@8 { compatible = "fsl,pfuze100"; @@ -387,7 +391,7 @@ &i2c1 { /* HDMI_CTRL */ &i2c2 { - clock-frequency = <375000>; + clock-frequency = <100000>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c2>; }; diff --git a/arch/arm/boot/dts/imx6qp.dtsi b/arch/arm/boot/dts/imx6qp.dtsi index b310f13a53f2..4d23c92aa8a6 100644 --- a/arch/arm/boot/dts/imx6qp.dtsi +++ b/arch/arm/boot/dts/imx6qp.dtsi @@ -9,12 +9,18 @@ soc { ocram2: sram@940000 { compatible = "mmio-sram"; reg = <0x00940000 0x20000>; + ranges = <0 0x00940000 0x20000>; + #address-cells = <1>; + #size-cells = <1>; clocks = <&clks IMX6QDL_CLK_OCRAM>; }; ocram3: sram@960000 { compatible = "mmio-sram"; reg = <0x00960000 0x20000>; + ranges = <0 0x00960000 0x20000>; + #address-cells = <1>; + #size-cells = <1>; clocks = <&clks IMX6QDL_CLK_OCRAM>; }; diff --git a/arch/arm/boot/dts/imx6sl.dtsi b/arch/arm/boot/dts/imx6sl.dtsi index 997b96c1c47b..5b4dfc62030e 100644 --- a/arch/arm/boot/dts/imx6sl.dtsi +++ b/arch/arm/boot/dts/imx6sl.dtsi @@ -117,6 +117,9 @@ soc { ocram: sram@900000 { compatible = "mmio-sram"; reg = <0x00900000 0x20000>; + ranges = <0 0x00900000 0x20000>; + #address-cells = <1>; + #size-cells = <1>; clocks = <&clks IMX6SL_CLK_OCRAM>; }; diff --git a/arch/arm/boot/dts/imx6sll.dtsi b/arch/arm/boot/dts/imx6sll.dtsi index 04f8d637a501..eecb2f68a1c3 100644 --- a/arch/arm/boot/dts/imx6sll.dtsi +++ b/arch/arm/boot/dts/imx6sll.dtsi @@ -117,6 +117,9 @@ soc { ocram: sram@900000 { compatible = "mmio-sram"; reg = <0x00900000 0x20000>; + ranges = <0 0x00900000 0x20000>; + #address-cells = <1>; + #size-cells = <1>; }; intc: interrupt-controller@a01000 { diff --git a/arch/arm/boot/dts/imx6sx.dtsi b/arch/arm/boot/dts/imx6sx.dtsi index 8516730778df..8bef5440278b 100644 --- a/arch/arm/boot/dts/imx6sx.dtsi +++ b/arch/arm/boot/dts/imx6sx.dtsi @@ -164,12 +164,18 @@ soc { ocram_s: sram@8f8000 { compatible = "mmio-sram"; reg = <0x008f8000 0x4000>; + ranges = <0 0x008f8000 0x4000>; + #address-cells = <1>; + #size-cells = <1>; clocks = <&clks IMX6SX_CLK_OCRAM_S>; }; ocram: sram@900000 { compatible = "mmio-sram"; reg = <0x00900000 0x20000>; + ranges = <0 0x00900000 0x20000>; + #address-cells = <1>; + #size-cells = <1>; clocks = <&clks IMX6SX_CLK_OCRAM>; }; diff --git a/arch/arm/boot/dts/imx7d-sdb.dts b/arch/arm/boot/dts/imx7d-sdb.dts index e5f1bdbe7992..4e1a6cde90fe 100644 --- a/arch/arm/boot/dts/imx7d-sdb.dts +++ b/arch/arm/boot/dts/imx7d-sdb.dts @@ -206,12 +206,7 @@ tsc2046@0 { interrupt-parent = <&gpio2>; interrupts = <29 0>; pendown-gpio = <&gpio2 29 GPIO_ACTIVE_HIGH>; - ti,x-min = /bits/ 16 <0>; - ti,x-max = /bits/ 16 <0>; - ti,y-min = /bits/ 16 <0>; - ti,y-max = /bits/ 16 <0>; - ti,pressure-max = /bits/ 16 <0>; - ti,x-plate-ohms = /bits/ 16 <400>; + touchscreen-max-pressure = <255>; wakeup-source; }; }; diff --git a/arch/arm/boot/dts/kirkwood-lsxl.dtsi b/arch/arm/boot/dts/kirkwood-lsxl.dtsi index 7b151acb9984..88b70ba1c8fe 100644 --- a/arch/arm/boot/dts/kirkwood-lsxl.dtsi +++ b/arch/arm/boot/dts/kirkwood-lsxl.dtsi @@ -10,6 +10,11 @@ chosen { ocp@f1000000 { pinctrl: pin-controller@10000 { + /* Non-default UART pins */ + pmx_uart0: pmx-uart0 { + marvell,pins = "mpp4", "mpp5"; + }; + pmx_power_hdd: pmx-power-hdd { marvell,pins = "mpp10"; marvell,function = "gpo"; @@ -213,22 +218,11 @@ hdd_power: regulator@2 { &mdio { status = "okay"; - ethphy0: ethernet-phy@0 { - reg = <0>; - }; - ethphy1: ethernet-phy@8 { reg = <8>; }; }; -ð0 { - status = "okay"; - ethernet0-port@0 { - phy-handle = <ðphy0>; - }; -}; - ð1 { status = "okay"; ethernet1-port@0 { diff --git a/arch/arm/mm/dump.c b/arch/arm/mm/dump.c index fb688003d156..712da6a81b23 100644 --- a/arch/arm/mm/dump.c +++ b/arch/arm/mm/dump.c @@ -346,7 +346,7 @@ static void walk_pmd(struct pg_state *st, pud_t *pud, unsigned long start) addr = start + i * PMD_SIZE; domain = get_domain_name(pmd); if (pmd_none(*pmd) || pmd_large(*pmd) || !pmd_present(*pmd)) - note_page(st, addr, 3, pmd_val(*pmd), domain); + note_page(st, addr, 4, pmd_val(*pmd), domain); else walk_pte(st, pmd, addr, domain); diff --git a/arch/arm/mm/kasan_init.c b/arch/arm/mm/kasan_init.c index 4b1619584b23..948ada4a2938 100644 --- a/arch/arm/mm/kasan_init.c +++ b/arch/arm/mm/kasan_init.c @@ -264,12 +264,17 @@ void __init kasan_init(void) /* * 1. The module global variables are in MODULES_VADDR ~ MODULES_END, - * so we need to map this area. + * so we need to map this area if CONFIG_KASAN_VMALLOC=n. With + * VMALLOC support KASAN will manage this region dynamically, + * refer to kasan_populate_vmalloc() and ARM's implementation of + * module_alloc(). * 2. PKMAP_BASE ~ PKMAP_BASE+PMD_SIZE's shadow and MODULES_VADDR * ~ MODULES_END's shadow is in the same PMD_SIZE, so we can't * use kasan_populate_zero_shadow. */ - create_mapping((void *)MODULES_VADDR, (void *)(PKMAP_BASE + PMD_SIZE)); + if (!IS_ENABLED(CONFIG_KASAN_VMALLOC) && IS_ENABLED(CONFIG_MODULES)) + create_mapping((void *)MODULES_VADDR, (void *)(MODULES_END)); + create_mapping((void *)PKMAP_BASE, (void *)(PKMAP_BASE + PMD_SIZE)); /* * KAsan may reuse the contents of kasan_early_shadow_pte directly, so diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index cd17e324aa51..83a91e0ab848 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -300,7 +300,11 @@ static struct mem_type mem_types[] __ro_after_init = { .prot_pte = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_DIRTY | L_PTE_XN | L_PTE_RDONLY, .prot_l1 = PMD_TYPE_TABLE, +#ifdef CONFIG_ARM_LPAE + .prot_sect = PMD_TYPE_SECT | L_PMD_SECT_RDONLY | PMD_SECT_AP2, +#else .prot_sect = PMD_TYPE_SECT, +#endif .domain = DOMAIN_KERNEL, }, [MT_ROM] = { diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 24cce3b9ff1a..1e5a03d51d46 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -596,6 +596,23 @@ config ARM64_ERRATUM_1530923 config ARM64_WORKAROUND_REPEAT_TLBI bool +config ARM64_ERRATUM_2441007 + bool "Cortex-A55: Completion of affected memory accesses might not be guaranteed by completion of a TLBI" + default y + select ARM64_WORKAROUND_REPEAT_TLBI + help + This option adds a workaround for ARM Cortex-A55 erratum #2441007. + + Under very rare circumstances, affected Cortex-A55 CPUs + may not handle a race between a break-before-make sequence on one + CPU, and another CPU accessing the same page. This could allow a + store to a page that has been unmapped. + + Work around this by adding the affected CPUs to the list that needs + TLB sequences to be done twice. + + If unsure, say Y. + config ARM64_ERRATUM_1286807 bool "Cortex-A76: Modification of the translation table for a virtual address might lead to read-after-read ordering violation" default y diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index 9b07b26230a1..664177ed38d3 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -912,7 +912,7 @@ usb_dwc3_0: usb@38100000 { interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>; phys = <&usb3_phy0>, <&usb3_phy0>; phy-names = "usb2-phy", "usb3-phy"; - snps,dis-u2-freeclk-exists-quirk; + snps,gfladj-refclk-lpm-sel-quirk; }; }; @@ -953,7 +953,7 @@ usb_dwc3_1: usb@38200000 { interrupts = <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>; phys = <&usb3_phy1>, <&usb3_phy1>; phy-names = "usb2-phy", "usb3-phy"; - snps,dis-u2-freeclk-exists-quirk; + snps,gfladj-refclk-lpm-sel-quirk; }; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi index 460ef0d86540..c86cd20d4e70 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi @@ -967,6 +967,7 @@ bat: fuel-gauge@36 { interrupts = <20 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_gauge>; + power-supplies = <&bq25895>; maxim,over-heat-temp = <700>; maxim,over-volt = <4500>; maxim,rsns-microohm = <5000>; diff --git a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts index d14f3c18b65f..c3406e7f10a9 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts +++ b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts @@ -131,15 +131,17 @@ J721E_IOPAD(0xe4, PIN_INPUT, 8) /* (V1) TIMER_IO0.MMC1_SDCD */ >; }; - main_usbss0_pins_default: main-usbss0-pins-default { + vdd_sd_dv_pins_default: vdd-sd-dv-pins-default { pinctrl-single,pins = < - J721E_IOPAD(0x120, PIN_OUTPUT, 0) /* (T4) USB0_DRVVBUS */ + J721E_IOPAD(0xd0, PIN_OUTPUT, 7) /* (T5) SPI0_D1.GPIO0_55 */ >; }; +}; - vdd_sd_dv_pins_default: vdd-sd-dv-pins-default { +&main_pmx1 { + main_usbss0_pins_default: main-usbss0-pins-default { pinctrl-single,pins = < - J721E_IOPAD(0xd0, PIN_OUTPUT, 7) /* (T5) SPI0_D1.GPIO0_55 */ + J721E_IOPAD(0x04, PIN_OUTPUT, 0) /* (T4) USB0_DRVVBUS */ >; }; }; diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi index 000b5732ea0c..b1df17525dea 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi @@ -295,7 +295,16 @@ cpts@310d0000 { main_pmx0: pinctrl@11c000 { compatible = "pinctrl-single"; /* Proxy 0 addressing */ - reg = <0x00 0x11c000 0x00 0x2b4>; + reg = <0x00 0x11c000 0x00 0x10c>; + #pinctrl-cells = <1>; + pinctrl-single,register-width = <32>; + pinctrl-single,function-mask = <0xffffffff>; + }; + + main_pmx1: pinctrl@11c11c { + compatible = "pinctrl-single"; + /* Proxy 0 addressing */ + reg = <0x00 0x11c11c 0x00 0xc>; #pinctrl-cells = <1>; pinctrl-single,register-width = <32>; pinctrl-single,function-mask = <0xffffffff>; diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c index 25c495f58f67..a3a9b1537329 100644 --- a/arch/arm64/kernel/cpu_errata.c +++ b/arch/arm64/kernel/cpu_errata.c @@ -214,6 +214,11 @@ static const struct arm64_cpu_capabilities arm64_repeat_tlbi_list[] = { ERRATA_MIDR_RANGE(MIDR_QCOM_KRYO_4XX_GOLD, 0xc, 0xe, 0xf, 0xe), }, #endif +#ifdef CONFIG_ARM64_ERRATUM_2441007 + { + ERRATA_MIDR_ALL_VERSIONS(MIDR_CORTEX_A55), + }, +#endif #ifdef CONFIG_ARM64_ERRATUM_2441009 { /* Cortex-A510 r0p0 -> r1p1. Fixed in r1p2 */ diff --git a/arch/arm64/kernel/ftrace.c b/arch/arm64/kernel/ftrace.c index ae0248154981..dba774f3b8d7 100644 --- a/arch/arm64/kernel/ftrace.c +++ b/arch/arm64/kernel/ftrace.c @@ -217,11 +217,26 @@ int ftrace_make_nop(struct module *mod, struct dyn_ftrace *rec, unsigned long pc = rec->ip; u32 old = 0, new; + new = aarch64_insn_gen_nop(); + + /* + * When using mcount, callsites in modules may have been initalized to + * call an arbitrary module PLT (which redirects to the _mcount stub) + * rather than the ftrace PLT we'll use at runtime (which redirects to + * the ftrace trampoline). We can ignore the old PLT when initializing + * the callsite. + * + * Note: 'mod' is only set at module load time. + */ + if (!IS_ENABLED(CONFIG_DYNAMIC_FTRACE_WITH_REGS) && + IS_ENABLED(CONFIG_ARM64_MODULE_PLTS) && mod) { + return aarch64_insn_patch_text_nosync((void *)pc, new); + } + if (!ftrace_find_callable_addr(rec, mod, &addr)) return -EINVAL; old = aarch64_insn_gen_branch_imm(pc, addr, AARCH64_INSN_BRANCH_LINK); - new = aarch64_insn_gen_nop(); return ftrace_modify_code(pc, old, new, true); } diff --git a/arch/arm64/kernel/topology.c b/arch/arm64/kernel/topology.c index d844b5317d2d..877c68f47282 100644 --- a/arch/arm64/kernel/topology.c +++ b/arch/arm64/kernel/topology.c @@ -22,46 +22,6 @@ #include <asm/cputype.h> #include <asm/topology.h> -void store_cpu_topology(unsigned int cpuid) -{ - struct cpu_topology *cpuid_topo = &cpu_topology[cpuid]; - u64 mpidr; - - if (cpuid_topo->package_id != -1) - goto topology_populated; - - mpidr = read_cpuid_mpidr(); - - /* Uniprocessor systems can rely on default topology values */ - if (mpidr & MPIDR_UP_BITMASK) - return; - - /* - * This would be the place to create cpu topology based on MPIDR. - * - * However, it cannot be trusted to depict the actual topology; some - * pieces of the architecture enforce an artificial cap on Aff0 values - * (e.g. GICv3's ICC_SGI1R_EL1 limits it to 15), leading to an - * artificial cycling of Aff1, Aff2 and Aff3 values. IOW, these end up - * having absolutely no relationship to the actual underlying system - * topology, and cannot be reasonably used as core / package ID. - * - * If the MT bit is set, Aff0 *could* be used to define a thread ID, but - * we still wouldn't be able to obtain a sane core ID. This means we - * need to entirely ignore MPIDR for any topology deduction. - */ - cpuid_topo->thread_id = -1; - cpuid_topo->core_id = cpuid; - cpuid_topo->package_id = cpu_to_node(cpuid); - - pr_debug("CPU%u: cluster %d core %d thread %d mpidr %#016llx\n", - cpuid, cpuid_topo->package_id, cpuid_topo->core_id, - cpuid_topo->thread_id, mpidr); - -topology_populated: - update_siblings_masks(cpuid); -} - #ifdef CONFIG_ACPI static bool __init acpi_cpu_is_threaded(int cpu) { diff --git a/arch/ia64/mm/numa.c b/arch/ia64/mm/numa.c index d6579ec3ea32..4c7b1f50e3b7 100644 --- a/arch/ia64/mm/numa.c +++ b/arch/ia64/mm/numa.c @@ -75,5 +75,6 @@ int memory_add_physaddr_to_nid(u64 addr) return 0; return nid; } +EXPORT_SYMBOL(memory_add_physaddr_to_nid); #endif #endif diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c index 0a63721d0fbf..5a33d6b48d77 100644 --- a/arch/mips/bcm47xx/prom.c +++ b/arch/mips/bcm47xx/prom.c @@ -86,7 +86,7 @@ static __init void prom_init_mem(void) pr_debug("Assume 128MB RAM\n"); break; } - if (!memcmp(prom_init, prom_init + mem, 32)) + if (!memcmp((void *)prom_init, (void *)prom_init + mem, 32)) break; } lowmem = mem; @@ -159,7 +159,7 @@ void __init bcm47xx_prom_highmem_init(void) off = EXTVBASE + __pa(off); for (extmem = 128 << 20; extmem < 512 << 20; extmem <<= 1) { - if (!memcmp(prom_init, (void *)(off + extmem), 16)) + if (!memcmp((void *)prom_init, (void *)(off + extmem), 16)) break; } extmem -= lowmem; diff --git a/arch/mips/sgi-ip27/ip27-xtalk.c b/arch/mips/sgi-ip27/ip27-xtalk.c index 000ede156bdc..5143d1cf8984 100644 --- a/arch/mips/sgi-ip27/ip27-xtalk.c +++ b/arch/mips/sgi-ip27/ip27-xtalk.c @@ -27,15 +27,18 @@ static void bridge_platform_create(nasid_t nasid, int widget, int masterwid) { struct xtalk_bridge_platform_data *bd; struct sgi_w1_platform_data *wd; - struct platform_device *pdev; + struct platform_device *pdev_wd; + struct platform_device *pdev_bd; struct resource w1_res; unsigned long offset; offset = NODE_OFFSET(nasid); wd = kzalloc(sizeof(*wd), GFP_KERNEL); - if (!wd) - goto no_mem; + if (!wd) { + pr_warn("xtalk:n%d/%x bridge create out of memory\n", nasid, widget); + return; + } snprintf(wd->dev_id, sizeof(wd->dev_id), "bridge-%012lx", offset + (widget << SWIN_SIZE_BITS)); @@ -46,22 +49,35 @@ static void bridge_platform_create(nasid_t nasid, int widget, int masterwid) w1_res.end = w1_res.start + 3; w1_res.flags = IORESOURCE_MEM; - pdev = platform_device_alloc("sgi_w1", PLATFORM_DEVID_AUTO); - if (!pdev) { - kfree(wd); - goto no_mem; + pdev_wd = platform_device_alloc("sgi_w1", PLATFORM_DEVID_AUTO); + if (!pdev_wd) { + pr_warn("xtalk:n%d/%x bridge create out of memory\n", nasid, widget); + goto err_kfree_wd; + } + if (platform_device_add_resources(pdev_wd, &w1_res, 1)) { + pr_warn("xtalk:n%d/%x bridge failed to add platform resources.\n", nasid, widget); + goto err_put_pdev_wd; + } + if (platform_device_add_data(pdev_wd, wd, sizeof(*wd))) { + pr_warn("xtalk:n%d/%x bridge failed to add platform data.\n", nasid, widget); + goto err_put_pdev_wd; + } + if (platform_device_add(pdev_wd)) { + pr_warn("xtalk:n%d/%x bridge failed to add platform device.\n", nasid, widget); + goto err_put_pdev_wd; } - platform_device_add_resources(pdev, &w1_res, 1); - platform_device_add_data(pdev, wd, sizeof(*wd)); - platform_device_add(pdev); + /* platform_device_add_data() duplicates the data */ + kfree(wd); bd = kzalloc(sizeof(*bd), GFP_KERNEL); - if (!bd) - goto no_mem; - pdev = platform_device_alloc("xtalk-bridge", PLATFORM_DEVID_AUTO); - if (!pdev) { - kfree(bd); - goto no_mem; + if (!bd) { + pr_warn("xtalk:n%d/%x bridge create out of memory\n", nasid, widget); + goto err_unregister_pdev_wd; + } + pdev_bd = platform_device_alloc("xtalk-bridge", PLATFORM_DEVID_AUTO); + if (!pdev_bd) { + pr_warn("xtalk:n%d/%x bridge create out of memory\n", nasid, widget); + goto err_kfree_bd; } @@ -82,13 +98,31 @@ static void bridge_platform_create(nasid_t nasid, int widget, int masterwid) bd->io.flags = IORESOURCE_IO; bd->io_offset = offset; - platform_device_add_data(pdev, bd, sizeof(*bd)); - platform_device_add(pdev); + if (platform_device_add_data(pdev_bd, bd, sizeof(*bd))) { + pr_warn("xtalk:n%d/%x bridge failed to add platform data.\n", nasid, widget); + goto err_put_pdev_bd; + } + if (platform_device_add(pdev_bd)) { + pr_warn("xtalk:n%d/%x bridge failed to add platform device.\n", nasid, widget); + goto err_put_pdev_bd; + } + /* platform_device_add_data() duplicates the data */ + kfree(bd); pr_info("xtalk:n%d/%x bridge widget\n", nasid, widget); return; -no_mem: - pr_warn("xtalk:n%d/%x bridge create out of memory\n", nasid, widget); +err_put_pdev_bd: + platform_device_put(pdev_bd); +err_kfree_bd: + kfree(bd); +err_unregister_pdev_wd: + platform_device_unregister(pdev_wd); + return; +err_put_pdev_wd: + platform_device_put(pdev_wd); +err_kfree_wd: + kfree(wd); + return; } static int probe_one_port(nasid_t nasid, int widget, int masterwid) diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile index 2bb0fe9b2058..7859ae56fcdc 100644 --- a/arch/powerpc/Makefile +++ b/arch/powerpc/Makefile @@ -154,7 +154,7 @@ CFLAGS-$(CONFIG_GENERIC_CPU) += -mcpu=power8 CFLAGS-$(CONFIG_GENERIC_CPU) += $(call cc-option,-mtune=power9,-mtune=power8) else CFLAGS-$(CONFIG_GENERIC_CPU) += $(call cc-option,-mtune=power7,$(call cc-option,-mtune=power5)) -CFLAGS-$(CONFIG_GENERIC_CPU) += $(call cc-option,-mcpu=power5,-mcpu=power4) +CFLAGS-$(CONFIG_GENERIC_CPU) += -mcpu=power4 endif else ifdef CONFIG_PPC_BOOK3E_64 CFLAGS-$(CONFIG_GENERIC_CPU) += -mcpu=powerpc64 diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index 089ee3ea55c8..1d51b9e21172 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -34,6 +34,7 @@ endif BOOTCFLAGS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \ -fno-strict-aliasing -O2 -msoft-float -mno-altivec -mno-vsx \ + $(call cc-option,-mno-spe) $(call cc-option,-mspe=no) \ -pipe -fomit-frame-pointer -fno-builtin -fPIC -nostdinc \ $(LINUXINCLUDE) diff --git a/arch/powerpc/boot/dts/fsl/e500v1_power_isa.dtsi b/arch/powerpc/boot/dts/fsl/e500v1_power_isa.dtsi new file mode 100644 index 000000000000..7e2a90cde72e --- /dev/null +++ b/arch/powerpc/boot/dts/fsl/e500v1_power_isa.dtsi @@ -0,0 +1,51 @@ +/* + * e500v1 Power ISA Device Tree Source (include) + * + * Copyright 2012 Freescale Semiconductor Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of Freescale Semiconductor nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor "AS IS" AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/ { + cpus { + power-isa-version = "2.03"; + power-isa-b; // Base + power-isa-e; // Embedded + power-isa-atb; // Alternate Time Base + power-isa-cs; // Cache Specification + power-isa-e.le; // Embedded.Little-Endian + power-isa-e.pm; // Embedded.Performance Monitor + power-isa-ecl; // Embedded Cache Locking + power-isa-mmc; // Memory Coherence + power-isa-sp; // Signal Processing Engine + power-isa-sp.fs; // SPE.Embedded Float Scalar Single + power-isa-sp.fv; // SPE.Embedded Float Vector + mmu-type = "power-embedded"; + }; +}; diff --git a/arch/powerpc/boot/dts/fsl/mpc8540ads.dts b/arch/powerpc/boot/dts/fsl/mpc8540ads.dts index 18a885130538..e03ae130162b 100644 --- a/arch/powerpc/boot/dts/fsl/mpc8540ads.dts +++ b/arch/powerpc/boot/dts/fsl/mpc8540ads.dts @@ -7,7 +7,7 @@ /dts-v1/; -/include/ "e500v2_power_isa.dtsi" +/include/ "e500v1_power_isa.dtsi" / { model = "MPC8540ADS"; diff --git a/arch/powerpc/boot/dts/fsl/mpc8541cds.dts b/arch/powerpc/boot/dts/fsl/mpc8541cds.dts index ac381e7b1c60..a2a6c5cf852e 100644 --- a/arch/powerpc/boot/dts/fsl/mpc8541cds.dts +++ b/arch/powerpc/boot/dts/fsl/mpc8541cds.dts @@ -7,7 +7,7 @@ /dts-v1/; -/include/ "e500v2_power_isa.dtsi" +/include/ "e500v1_power_isa.dtsi" / { model = "MPC8541CDS"; diff --git a/arch/powerpc/boot/dts/fsl/mpc8555cds.dts b/arch/powerpc/boot/dts/fsl/mpc8555cds.dts index 9f58db2a7e66..901b6ff06dfb 100644 --- a/arch/powerpc/boot/dts/fsl/mpc8555cds.dts +++ b/arch/powerpc/boot/dts/fsl/mpc8555cds.dts @@ -7,7 +7,7 @@ /dts-v1/; -/include/ "e500v2_power_isa.dtsi" +/include/ "e500v1_power_isa.dtsi" / { model = "MPC8555CDS"; diff --git a/arch/powerpc/boot/dts/fsl/mpc8560ads.dts b/arch/powerpc/boot/dts/fsl/mpc8560ads.dts index a24722ccaebf..c2f9aea78b29 100644 --- a/arch/powerpc/boot/dts/fsl/mpc8560ads.dts +++ b/arch/powerpc/boot/dts/fsl/mpc8560ads.dts @@ -7,7 +7,7 @@ /dts-v1/; -/include/ "e500v2_power_isa.dtsi" +/include/ "e500v1_power_isa.dtsi" / { model = "MPC8560ADS"; diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig index d0494fbb4961..6011977d43c9 100644 --- a/arch/powerpc/configs/pseries_defconfig +++ b/arch/powerpc/configs/pseries_defconfig @@ -41,6 +41,7 @@ CONFIG_DTL=y CONFIG_SCANLOG=m CONFIG_PPC_SMLPAR=y CONFIG_IBMEBUS=y +CONFIG_LIBNVDIMM=m CONFIG_PAPR_SCM=m CONFIG_PPC_SVM=y # CONFIG_PPC_PMAC is not set diff --git a/arch/powerpc/include/asm/syscalls.h b/arch/powerpc/include/asm/syscalls.h index 7ee66ae5444d..0e85d7aa395d 100644 --- a/arch/powerpc/include/asm/syscalls.h +++ b/arch/powerpc/include/asm/syscalls.h @@ -8,6 +8,18 @@ #include <linux/types.h> #include <linux/compat.h> +/* + * long long munging: + * The 32 bit ABI passes long longs in an odd even register pair. + * High and low parts are swapped depending on endian mode, + * so define a macro (similar to mips linux32) to handle that. + */ +#ifdef __LITTLE_ENDIAN__ +#define merge_64(low, high) (((u64)high << 32) | low) +#else +#define merge_64(high, low) (((u64)high << 32) | low) +#endif + struct rtas_args; asmlinkage long sys_mmap(unsigned long addr, size_t len, diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c index 7a7cd6bda53e..61552f57db0b 100644 --- a/arch/powerpc/kernel/kprobes.c +++ b/arch/powerpc/kernel/kprobes.c @@ -140,7 +140,13 @@ int arch_prepare_kprobe(struct kprobe *p) preempt_disable(); prev = get_kprobe(p->addr - 1); preempt_enable_no_resched(); - if (prev && ppc_inst_prefixed(ppc_inst_read(prev->ainsn.insn))) { + + /* + * When prev is a ftrace-based kprobe, we don't have an insn, and it + * doesn't probe for prefixed instruction. + */ + if (prev && !kprobe_ftrace(prev) && + ppc_inst_prefixed(ppc_inst_read(prev->ainsn.insn))) { printk("Cannot register a kprobe on the second word of prefixed instruction\n"); ret = -EINVAL; } diff --git a/arch/powerpc/kernel/pci_dn.c b/arch/powerpc/kernel/pci_dn.c index 61571ae23953..335767cea137 100644 --- a/arch/powerpc/kernel/pci_dn.c +++ b/arch/powerpc/kernel/pci_dn.c @@ -330,6 +330,7 @@ struct pci_dn *pci_add_device_node_info(struct pci_controller *hose, INIT_LIST_HEAD(&pdn->list); parent = of_get_parent(dn); pdn->parent = parent ? PCI_DN(parent) : NULL; + of_node_put(parent); if (pdn->parent) list_add_tail(&pdn->list, &pdn->parent->child_list); diff --git a/arch/powerpc/kernel/sys_ppc32.c b/arch/powerpc/kernel/sys_ppc32.c index 16ff0399a257..719bfc6d1e3f 100644 --- a/arch/powerpc/kernel/sys_ppc32.c +++ b/arch/powerpc/kernel/sys_ppc32.c @@ -56,18 +56,6 @@ unsigned long compat_sys_mmap2(unsigned long addr, size_t len, return sys_mmap(addr, len, prot, flags, fd, pgoff << 12); } -/* - * long long munging: - * The 32 bit ABI passes long longs in an odd even register pair. - * High and low parts are swapped depending on endian mode, - * so define a macro (similar to mips linux32) to handle that. - */ -#ifdef __LITTLE_ENDIAN__ -#define merge_64(low, high) ((u64)high << 32) | low -#else -#define merge_64(high, low) ((u64)high << 32) | low -#endif - compat_ssize_t compat_sys_pread64(unsigned int fd, char __user *ubuf, compat_size_t count, u32 reg6, u32 pos1, u32 pos2) { @@ -94,7 +82,7 @@ asmlinkage int compat_sys_truncate64(const char __user * path, u32 reg4, asmlinkage long compat_sys_fallocate(int fd, int mode, u32 offset1, u32 offset2, u32 len1, u32 len2) { - return ksys_fallocate(fd, mode, ((loff_t)offset1 << 32) | offset2, + return ksys_fallocate(fd, mode, merge_64(offset1, offset2), merge_64(len1, len2)); } diff --git a/arch/powerpc/kernel/syscalls.c b/arch/powerpc/kernel/syscalls.c index 825931e400df..e3edcf8f7cae 100644 --- a/arch/powerpc/kernel/syscalls.c +++ b/arch/powerpc/kernel/syscalls.c @@ -99,8 +99,8 @@ long ppc64_personality(unsigned long personality) long ppc_fadvise64_64(int fd, int advice, u32 offset_high, u32 offset_low, u32 len_high, u32 len_low) { - return ksys_fadvise64_64(fd, (u64)offset_high << 32 | offset_low, - (u64)len_high << 32 | len_low, advice); + return ksys_fadvise64_64(fd, merge_64(offset_high, offset_low), + merge_64(len_high, len_low), advice); } SYSCALL_DEFINE0(switch_endian) diff --git a/arch/powerpc/math-emu/math_efp.c b/arch/powerpc/math-emu/math_efp.c index 39b84e7452e1..aa3bb8da1cb9 100644 --- a/arch/powerpc/math-emu/math_efp.c +++ b/arch/powerpc/math-emu/math_efp.c @@ -17,6 +17,7 @@ #include <linux/types.h> #include <linux/prctl.h> +#include <linux/module.h> #include <linux/uaccess.h> #include <asm/reg.h> diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c index e9d18519e650..5178ec6f3715 100644 --- a/arch/powerpc/platforms/powernv/opal.c +++ b/arch/powerpc/platforms/powernv/opal.c @@ -892,6 +892,7 @@ static void opal_export_attrs(void) kobj = kobject_create_and_add("exports", opal_kobj); if (!kobj) { pr_warn("kobject_create_and_add() of exports failed\n"); + of_node_put(np); return; } diff --git a/arch/powerpc/platforms/pseries/vas.c b/arch/powerpc/platforms/pseries/vas.c index b043e3936d21..15046d80f042 100644 --- a/arch/powerpc/platforms/pseries/vas.c +++ b/arch/powerpc/platforms/pseries/vas.c @@ -324,7 +324,7 @@ static struct vas_window *vas_allocate_window(int vas_id, u64 flags, * So no unpacking needs to be done. */ rc = plpar_hcall9(H_HOME_NODE_ASSOCIATIVITY, domain, - VPHN_FLAG_VCPU, smp_processor_id()); + VPHN_FLAG_VCPU, hard_smp_processor_id()); if (rc != H_SUCCESS) { pr_err("H_HOME_NODE_ASSOCIATIVITY error: %d\n", rc); goto out; diff --git a/arch/powerpc/sysdev/fsl_msi.c b/arch/powerpc/sysdev/fsl_msi.c index e6b06c3f8197..c55ccec0a169 100644 --- a/arch/powerpc/sysdev/fsl_msi.c +++ b/arch/powerpc/sysdev/fsl_msi.c @@ -211,8 +211,10 @@ static int fsl_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type) dev_err(&pdev->dev, "node %pOF has an invalid fsl,msi phandle %u\n", hose->dn, np->phandle); + of_node_put(np); return -EINVAL; } + of_node_put(np); } for_each_pci_msi_entry(entry, pdev) { diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 20bc4b8c13b9..1b21f332f58c 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -46,7 +46,7 @@ config RISCV select CLINT_TIMER if !MMU select COMMON_CLK select EDAC_SUPPORT - select GENERIC_ARCH_TOPOLOGY if SMP + select GENERIC_ARCH_TOPOLOGY select GENERIC_ATOMIC64 if !64BIT select GENERIC_CLOCKEVENTS_BROADCAST if SMP select GENERIC_EARLY_IOREMAP diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile index 583e1ff0c0bf..dc77857ca27d 100644 --- a/arch/riscv/Makefile +++ b/arch/riscv/Makefile @@ -39,6 +39,7 @@ else endif ifeq ($(CONFIG_LD_IS_LLD),y) +ifeq ($(shell test $(CONFIG_LLD_VERSION) -lt 150000; echo $$?),0) KBUILD_CFLAGS += -mno-relax KBUILD_AFLAGS += -mno-relax ifndef CONFIG_AS_IS_LLVM @@ -46,6 +47,7 @@ ifndef CONFIG_AS_IS_LLVM KBUILD_AFLAGS += -Wa,-mno-relax endif endif +endif # ISA string setting riscv-march-$(CONFIG_ARCH_RV32I) := rv32ima diff --git a/arch/riscv/include/asm/io.h b/arch/riscv/include/asm/io.h index 69605a474270..92080a227937 100644 --- a/arch/riscv/include/asm/io.h +++ b/arch/riscv/include/asm/io.h @@ -101,9 +101,9 @@ __io_reads_ins(reads, u32, l, __io_br(), __io_ar(addr)) __io_reads_ins(ins, u8, b, __io_pbr(), __io_par(addr)) __io_reads_ins(ins, u16, w, __io_pbr(), __io_par(addr)) __io_reads_ins(ins, u32, l, __io_pbr(), __io_par(addr)) -#define insb(addr, buffer, count) __insb((void __iomem *)(long)addr, buffer, count) -#define insw(addr, buffer, count) __insw((void __iomem *)(long)addr, buffer, count) -#define insl(addr, buffer, count) __insl((void __iomem *)(long)addr, buffer, count) +#define insb(addr, buffer, count) __insb(PCI_IOBASE + (addr), buffer, count) +#define insw(addr, buffer, count) __insw(PCI_IOBASE + (addr), buffer, count) +#define insl(addr, buffer, count) __insl(PCI_IOBASE + (addr), buffer, count) __io_writes_outs(writes, u8, b, __io_bw(), __io_aw()) __io_writes_outs(writes, u16, w, __io_bw(), __io_aw()) @@ -115,22 +115,22 @@ __io_writes_outs(writes, u32, l, __io_bw(), __io_aw()) __io_writes_outs(outs, u8, b, __io_pbw(), __io_paw()) __io_writes_outs(outs, u16, w, __io_pbw(), __io_paw()) __io_writes_outs(outs, u32, l, __io_pbw(), __io_paw()) -#define outsb(addr, buffer, count) __outsb((void __iomem *)(long)addr, buffer, count) -#define outsw(addr, buffer, count) __outsw((void __iomem *)(long)addr, buffer, count) -#define outsl(addr, buffer, count) __outsl((void __iomem *)(long)addr, buffer, count) +#define outsb(addr, buffer, count) __outsb(PCI_IOBASE + (addr), buffer, count) +#define outsw(addr, buffer, count) __outsw(PCI_IOBASE + (addr), buffer, count) +#define outsl(addr, buffer, count) __outsl(PCI_IOBASE + (addr), buffer, count) #ifdef CONFIG_64BIT __io_reads_ins(reads, u64, q, __io_br(), __io_ar(addr)) #define readsq(addr, buffer, count) __readsq(addr, buffer, count) __io_reads_ins(ins, u64, q, __io_pbr(), __io_par(addr)) -#define insq(addr, buffer, count) __insq((void __iomem *)addr, buffer, count) +#define insq(addr, buffer, count) __insq(PCI_IOBASE + (addr), buffer, count) __io_writes_outs(writes, u64, q, __io_bw(), __io_aw()) #define writesq(addr, buffer, count) __writesq(addr, buffer, count) __io_writes_outs(outs, u64, q, __io_pbr(), __io_paw()) -#define outsq(addr, buffer, count) __outsq((void __iomem *)addr, buffer, count) +#define outsq(addr, buffer, count) __outsq(PCI_IOBASE + (addr), buffer, count) #endif #include <asm-generic/io.h> diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c index 50c089730e57..7bdbf3f608a4 100644 --- a/arch/riscv/kernel/setup.c +++ b/arch/riscv/kernel/setup.c @@ -260,10 +260,10 @@ static void __init parse_dtb(void) pr_info("Machine model: %s\n", name); dump_stack_set_arch_desc("%s (DT)", name); } - return; + } else { + pr_err("No DTB passed to the kernel\n"); } - pr_err("No DTB passed to the kernel\n"); #ifdef CONFIG_CMDLINE_FORCE strscpy(boot_command_line, CONFIG_CMDLINE, COMMAND_LINE_SIZE); pr_info("Forcing kernel command line to: %s\n", boot_command_line); diff --git a/arch/riscv/kernel/smpboot.c b/arch/riscv/kernel/smpboot.c index bd82375db51a..0f323e935dd8 100644 --- a/arch/riscv/kernel/smpboot.c +++ b/arch/riscv/kernel/smpboot.c @@ -53,6 +53,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus) unsigned int curr_cpuid; curr_cpuid = smp_processor_id(); + store_cpu_topology(curr_cpuid); numa_store_cpu_info(curr_cpuid); numa_add_cpu(curr_cpuid); @@ -165,9 +166,9 @@ asmlinkage __visible void smp_callin(void) mmgrab(mm); current->active_mm = mm; + store_cpu_topology(curr_cpuid); notify_cpu_starting(curr_cpuid); numa_add_cpu(curr_cpuid); - update_siblings_masks(curr_cpuid); set_cpu_online(curr_cpuid, 1); /* diff --git a/arch/riscv/kernel/sys_riscv.c b/arch/riscv/kernel/sys_riscv.c index 8a7880b9c433..bb402685057a 100644 --- a/arch/riscv/kernel/sys_riscv.c +++ b/arch/riscv/kernel/sys_riscv.c @@ -18,9 +18,6 @@ static long riscv_sys_mmap(unsigned long addr, unsigned long len, if (unlikely(offset & (~PAGE_MASK >> page_shift_offset))) return -EINVAL; - if (unlikely((prot & PROT_WRITE) && !(prot & PROT_READ))) - return -EINVAL; - return ksys_mmap_pgoff(addr, len, prot, flags, fd, offset >> (PAGE_SHIFT - page_shift_offset)); } diff --git a/arch/riscv/mm/fault.c b/arch/riscv/mm/fault.c index aa08dd2f8fae..7cfaf366463f 100644 --- a/arch/riscv/mm/fault.c +++ b/arch/riscv/mm/fault.c @@ -188,7 +188,8 @@ static inline bool access_error(unsigned long cause, struct vm_area_struct *vma) } break; case EXC_LOAD_PAGE_FAULT: - if (!(vma->vm_flags & VM_READ)) { + /* Write implies read */ + if (!(vma->vm_flags & (VM_READ | VM_WRITE))) { return true; } break; diff --git a/arch/sh/include/asm/sections.h b/arch/sh/include/asm/sections.h index 8edb824049b9..0cb0ca149ac3 100644 --- a/arch/sh/include/asm/sections.h +++ b/arch/sh/include/asm/sections.h @@ -4,7 +4,7 @@ #include <asm-generic/sections.h> -extern long __machvec_start, __machvec_end; +extern char __machvec_start[], __machvec_end[]; extern char __uncached_start, __uncached_end; extern char __start_eh_frame[], __stop_eh_frame[]; diff --git a/arch/sh/kernel/machvec.c b/arch/sh/kernel/machvec.c index d606679a211e..57efaf5b82ae 100644 --- a/arch/sh/kernel/machvec.c +++ b/arch/sh/kernel/machvec.c @@ -20,8 +20,8 @@ #define MV_NAME_SIZE 32 #define for_each_mv(mv) \ - for ((mv) = (struct sh_machine_vector *)&__machvec_start; \ - (mv) && (unsigned long)(mv) < (unsigned long)&__machvec_end; \ + for ((mv) = (struct sh_machine_vector *)__machvec_start; \ + (mv) && (unsigned long)(mv) < (unsigned long)__machvec_end; \ (mv)++) static struct sh_machine_vector * __init get_mv_byname(const char *name) @@ -87,8 +87,8 @@ void __init sh_mv_setup(void) if (!machvec_selected) { unsigned long machvec_size; - machvec_size = ((unsigned long)&__machvec_end - - (unsigned long)&__machvec_start); + machvec_size = ((unsigned long)__machvec_end - + (unsigned long)__machvec_start); /* * Sanity check for machvec section alignment. Ensure @@ -102,7 +102,7 @@ void __init sh_mv_setup(void) * vector (usually the only one) from .machvec.init. */ if (machvec_size >= sizeof(struct sh_machine_vector)) - sh_mv = *(struct sh_machine_vector *)&__machvec_start; + sh_mv = *(struct sh_machine_vector *)__machvec_start; } pr_notice("Booting machvec: %s\n", get_system_type()); diff --git a/arch/um/kernel/um_arch.c b/arch/um/kernel/um_arch.c index 8dc7ab1f3cd4..4c8d2dc27084 100644 --- a/arch/um/kernel/um_arch.c +++ b/arch/um/kernel/um_arch.c @@ -94,7 +94,7 @@ static int show_cpuinfo(struct seq_file *m, void *v) static void *c_start(struct seq_file *m, loff_t *pos) { - return *pos < NR_CPUS ? cpu_data + *pos : NULL; + return *pos < nr_cpu_ids ? cpu_data + *pos : NULL; } static void *c_next(struct seq_file *m, void *v, loff_t *pos) diff --git a/arch/x86/include/asm/hyperv-tlfs.h b/arch/x86/include/asm/hyperv-tlfs.h index 2322d6bd5883..b54b3e18d94b 100644 --- a/arch/x86/include/asm/hyperv-tlfs.h +++ b/arch/x86/include/asm/hyperv-tlfs.h @@ -529,7 +529,7 @@ struct hv_enlightened_vmcs { u64 guest_rip; u32 hv_clean_fields; - u32 hv_padding_32; + u32 padding32_1; u32 hv_synthetic_controls; struct { u32 nested_flush_hypercall:1; @@ -537,7 +537,7 @@ struct hv_enlightened_vmcs { u32 reserved:30; } __packed hv_enlightenments_control; u32 hv_vp_id; - + u32 padding32_2; u64 hv_vm_id; u64 partition_assist_page; u64 padding64_4[4]; diff --git a/arch/x86/include/asm/microcode.h b/arch/x86/include/asm/microcode.h index fcbfe94903bb..d130d21f4862 100644 --- a/arch/x86/include/asm/microcode.h +++ b/arch/x86/include/asm/microcode.h @@ -9,6 +9,7 @@ struct ucode_patch { struct list_head plist; void *data; /* Intel uses only this one */ + unsigned int size; u32 patch_id; u16 equiv_cpu; }; diff --git a/arch/x86/kernel/cpu/feat_ctl.c b/arch/x86/kernel/cpu/feat_ctl.c index da696eb4821a..e77032c5f85c 100644 --- a/arch/x86/kernel/cpu/feat_ctl.c +++ b/arch/x86/kernel/cpu/feat_ctl.c @@ -1,11 +1,11 @@ // SPDX-License-Identifier: GPL-2.0 #include <linux/tboot.h> +#include <asm/cpu.h> #include <asm/cpufeature.h> #include <asm/msr-index.h> #include <asm/processor.h> #include <asm/vmx.h> -#include "cpu.h" #undef pr_fmt #define pr_fmt(fmt) "x86/cpu: " fmt diff --git a/arch/x86/kernel/cpu/mce/apei.c b/arch/x86/kernel/cpu/mce/apei.c index 0e3ae64d3b76..b08b90cdc2a3 100644 --- a/arch/x86/kernel/cpu/mce/apei.c +++ b/arch/x86/kernel/cpu/mce/apei.c @@ -29,15 +29,26 @@ void apei_mce_report_mem_error(int severity, struct cper_sec_mem_err *mem_err) { struct mce m; + int lsb; if (!(mem_err->validation_bits & CPER_MEM_VALID_PA)) return; + /* + * Even if the ->validation_bits are set for address mask, + * to be extra safe, check and reject an error radius '0', + * and fall back to the default page size. + */ + if (mem_err->validation_bits & CPER_MEM_VALID_PA_MASK) + lsb = find_first_bit((void *)&mem_err->physical_addr_mask, PAGE_SHIFT); + else + lsb = PAGE_SHIFT; + mce_setup(&m); m.bank = -1; /* Fake a memory read error with unknown channel */ m.status = MCI_STATUS_VAL | MCI_STATUS_EN | MCI_STATUS_ADDRV | MCI_STATUS_MISCV | 0x9f; - m.misc = (MCI_MISC_ADDR_PHYS << 6) | PAGE_SHIFT; + m.misc = (MCI_MISC_ADDR_PHYS << 6) | lsb; if (severity >= GHES_SEV_RECOVERABLE) m.status |= MCI_STATUS_UC; diff --git a/arch/x86/kernel/cpu/microcode/amd.c b/arch/x86/kernel/cpu/microcode/amd.c index 3d4a48336084..5a16844b99d3 100644 --- a/arch/x86/kernel/cpu/microcode/amd.c +++ b/arch/x86/kernel/cpu/microcode/amd.c @@ -782,6 +782,7 @@ static int verify_and_add_patch(u8 family, u8 *fw, unsigned int leftover, kfree(patch); return -EINVAL; } + patch->size = *patch_size; mc_hdr = (struct microcode_header_amd *)(fw + SECTION_HDR_SIZE); proc_id = mc_hdr->processor_rev_id; @@ -863,7 +864,7 @@ load_microcode_amd(bool save, u8 family, const u8 *data, size_t size) return ret; memset(amd_ucode_patch, 0, PATCH_MAX_SIZE); - memcpy(amd_ucode_patch, p->data, min_t(u32, ksize(p->data), PATCH_MAX_SIZE)); + memcpy(amd_ucode_patch, p->data, min_t(u32, p->size, PATCH_MAX_SIZE)); return ret; } diff --git a/arch/x86/kernel/cpu/resctrl/pseudo_lock.c b/arch/x86/kernel/cpu/resctrl/pseudo_lock.c index db813f819ad6..4d8398986f78 100644 --- a/arch/x86/kernel/cpu/resctrl/pseudo_lock.c +++ b/arch/x86/kernel/cpu/resctrl/pseudo_lock.c @@ -420,6 +420,7 @@ static int pseudo_lock_fn(void *_rdtgrp) struct pseudo_lock_region *plr = rdtgrp->plr; u32 rmid_p, closid_p; unsigned long i; + u64 saved_msr; #ifdef CONFIG_KASAN /* * The registers used for local register variables are also used @@ -463,6 +464,7 @@ static int pseudo_lock_fn(void *_rdtgrp) * the buffer and evict pseudo-locked memory read earlier from the * cache. */ + saved_msr = __rdmsr(MSR_MISC_FEATURE_CONTROL); __wrmsr(MSR_MISC_FEATURE_CONTROL, prefetch_disable_bits, 0x0); closid_p = this_cpu_read(pqr_state.cur_closid); rmid_p = this_cpu_read(pqr_state.cur_rmid); @@ -514,7 +516,7 @@ static int pseudo_lock_fn(void *_rdtgrp) __wrmsr(IA32_PQR_ASSOC, rmid_p, closid_p); /* Re-enable the hardware prefetcher(s) */ - wrmsr(MSR_MISC_FEATURE_CONTROL, 0x0, 0x0); + wrmsrl(MSR_MISC_FEATURE_CONTROL, saved_msr); local_irq_enable(); plr->thread_done = 1; @@ -871,6 +873,7 @@ bool rdtgroup_pseudo_locked_in_hierarchy(struct rdt_domain *d) static int measure_cycles_lat_fn(void *_plr) { struct pseudo_lock_region *plr = _plr; + u32 saved_low, saved_high; unsigned long i; u64 start, end; void *mem_r; @@ -879,6 +882,7 @@ static int measure_cycles_lat_fn(void *_plr) /* * Disable hardware prefetchers. */ + rdmsr(MSR_MISC_FEATURE_CONTROL, saved_low, saved_high); wrmsr(MSR_MISC_FEATURE_CONTROL, prefetch_disable_bits, 0x0); mem_r = READ_ONCE(plr->kmem); /* @@ -895,7 +899,7 @@ static int measure_cycles_lat_fn(void *_plr) end = rdtsc_ordered(); trace_pseudo_lock_mem_latency((u32)(end - start)); } - wrmsr(MSR_MISC_FEATURE_CONTROL, 0x0, 0x0); + wrmsr(MSR_MISC_FEATURE_CONTROL, saved_low, saved_high); local_irq_enable(); plr->thread_done = 1; wake_up_interruptible(&plr->lock_thread_wq); @@ -940,6 +944,7 @@ static int measure_residency_fn(struct perf_event_attr *miss_attr, u64 hits_before = 0, hits_after = 0, miss_before = 0, miss_after = 0; struct perf_event *miss_event, *hit_event; int hit_pmcnum, miss_pmcnum; + u32 saved_low, saved_high; unsigned int line_size; unsigned int size; unsigned long i; @@ -973,6 +978,7 @@ static int measure_residency_fn(struct perf_event_attr *miss_attr, /* * Disable hardware prefetchers. */ + rdmsr(MSR_MISC_FEATURE_CONTROL, saved_low, saved_high); wrmsr(MSR_MISC_FEATURE_CONTROL, prefetch_disable_bits, 0x0); /* Initialize rest of local variables */ @@ -1031,7 +1037,7 @@ static int measure_residency_fn(struct perf_event_attr *miss_attr, */ rmb(); /* Re-enable hardware prefetchers */ - wrmsr(MSR_MISC_FEATURE_CONTROL, 0x0, 0x0); + wrmsr(MSR_MISC_FEATURE_CONTROL, saved_low, saved_high); local_irq_enable(); out_hit: perf_event_release_kernel(hit_event); diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 3b4e1d8d239a..45d82a950132 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -1936,7 +1936,7 @@ static int em_pop_sreg(struct x86_emulate_ctxt *ctxt) if (rc != X86EMUL_CONTINUE) return rc; - if (ctxt->modrm_reg == VCPU_SREG_SS) + if (seg == VCPU_SREG_SS) ctxt->interruptibility = KVM_X86_SHADOW_INT_MOV_SS; if (ctxt->op_bytes > 2) rsp_increment(ctxt, ctxt->op_bytes - 2); diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c index 61d601387058..91b182fafb43 100644 --- a/arch/x86/kvm/vmx/nested.c +++ b/arch/x86/kvm/vmx/nested.c @@ -2313,9 +2313,14 @@ static void prepare_vmcs02_early(struct vcpu_vmx *vmx, struct loaded_vmcs *vmcs0 * are emulated by vmx_set_efer() in prepare_vmcs02(), but speculate * on the related bits (if supported by the CPU) in the hope that * we can avoid VMWrites during vmx_set_efer(). + * + * Similarly, take vmcs01's PERF_GLOBAL_CTRL in the hope that if KVM is + * loading PERF_GLOBAL_CTRL via the VMCS for L1, then KVM will want to + * do the same for L2. */ exec_control = __vm_entry_controls_get(vmcs01); - exec_control |= vmcs12->vm_entry_controls; + exec_control |= (vmcs12->vm_entry_controls & + ~VM_ENTRY_LOAD_IA32_PERF_GLOBAL_CTRL); exec_control &= ~(VM_ENTRY_IA32E_MODE | VM_ENTRY_LOAD_IA32_EFER); if (cpu_has_load_ia32_efer()) { if (guest_efer & EFER_LMA) @@ -3821,7 +3826,16 @@ static void nested_vmx_inject_exception_vmexit(struct kvm_vcpu *vcpu, u32 intr_info = nr | INTR_INFO_VALID_MASK; if (vcpu->arch.exception.has_error_code) { - vmcs12->vm_exit_intr_error_code = vcpu->arch.exception.error_code; + /* + * Intel CPUs do not generate error codes with bits 31:16 set, + * and more importantly VMX disallows setting bits 31:16 in the + * injected error code for VM-Entry. Drop the bits to mimic + * hardware and avoid inducing failure on nested VM-Entry if L1 + * chooses to inject the exception back to L2. AMD CPUs _do_ + * generate "full" 32-bit error codes, so KVM allows userspace + * to inject exception error codes with bits 31:16 set. + */ + vmcs12->vm_exit_intr_error_code = (u16)vcpu->arch.exception.error_code; intr_info |= INTR_INFO_DELIVER_CODE_MASK; } @@ -4251,14 +4265,6 @@ static void prepare_vmcs12(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12, nested_vmx_abort(vcpu, VMX_ABORT_SAVE_GUEST_MSR_FAIL); } - - /* - * Drop what we picked up for L2 via vmx_complete_interrupts. It is - * preserved above and would only end up incorrectly in L1. - */ - vcpu->arch.nmi_injected = false; - kvm_clear_exception_queue(vcpu); - kvm_clear_interrupt_queue(vcpu); } /* @@ -4598,6 +4604,17 @@ void nested_vmx_vmexit(struct kvm_vcpu *vcpu, u32 vm_exit_reason, WARN_ON_ONCE(nested_early_check); } + /* + * Drop events/exceptions that were queued for re-injection to L2 + * (picked up via vmx_complete_interrupts()), as well as exceptions + * that were pending for L2. Note, this must NOT be hoisted above + * prepare_vmcs12(), events/exceptions queued for re-injection need to + * be captured in vmcs12 (see vmcs12_save_pending_event()). + */ + vcpu->arch.nmi_injected = false; + kvm_clear_exception_queue(vcpu); + kvm_clear_interrupt_queue(vcpu); + vmx_switch_vmcs(vcpu, &vmx->vmcs01); /* Update any VMCS fields that might have changed while L2 ran */ diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index e5584e974c77..ba457167ae8a 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -1676,7 +1676,17 @@ static void vmx_queue_exception(struct kvm_vcpu *vcpu) kvm_deliver_exception_payload(vcpu); if (has_error_code) { - vmcs_write32(VM_ENTRY_EXCEPTION_ERROR_CODE, error_code); + /* + * Despite the error code being architecturally defined as 32 + * bits, and the VMCS field being 32 bits, Intel CPUs and thus + * VMX don't actually supporting setting bits 31:16. Hardware + * will (should) never provide a bogus error code, but AMD CPUs + * do generate error codes with bits 31:16 set, and so KVM's + * ABI lets userspace shove in arbitrary 32-bit values. Drop + * the upper bits to avoid VM-Fail, losing information that + * does't really exist is preferable to killing the VM. + */ + vmcs_write32(VM_ENTRY_EXCEPTION_ERROR_CODE, (u16)error_code); intr_info |= INTR_INFO_DELIVER_CODE_MASK; } diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c index 133ef31639df..561aad13412f 100644 --- a/arch/x86/xen/enlighten_pv.c +++ b/arch/x86/xen/enlighten_pv.c @@ -759,6 +759,7 @@ static void xen_load_idt(const struct desc_ptr *desc) { static DEFINE_SPINLOCK(lock); static struct trap_info traps[257]; + static const struct trap_info zero = { }; unsigned out; trace_xen_cpu_load_idt(desc); @@ -768,7 +769,7 @@ static void xen_load_idt(const struct desc_ptr *desc) memcpy(this_cpu_ptr(&idt_desc), desc, sizeof(idt_desc)); out = xen_convert_trap_info(desc, traps, false); - memset(&traps[out], 0, sizeof(traps[0])); + traps[out] = zero; xen_mc_flush(); if (HYPERVISOR_set_trap_table(traps)) diff --git a/block/blk-throttle.c b/block/blk-throttle.c index 7c4e7993ba97..68cf8dbb4c67 100644 --- a/block/blk-throttle.c +++ b/block/blk-throttle.c @@ -950,7 +950,7 @@ static bool tg_with_in_bps_limit(struct throtl_grp *tg, struct bio *bio, u64 bps_limit, unsigned long *wait) { bool rw = bio_data_dir(bio); - u64 bytes_allowed, extra_bytes, tmp; + u64 bytes_allowed, extra_bytes; unsigned long jiffy_elapsed, jiffy_wait, jiffy_elapsed_rnd; unsigned int bio_size = throtl_bio_data_size(bio); @@ -967,10 +967,8 @@ static bool tg_with_in_bps_limit(struct throtl_grp *tg, struct bio *bio, jiffy_elapsed_rnd = tg->td->throtl_slice; jiffy_elapsed_rnd = roundup(jiffy_elapsed_rnd, tg->td->throtl_slice); - - tmp = bps_limit * jiffy_elapsed_rnd; - do_div(tmp, HZ); - bytes_allowed = tmp; + bytes_allowed = mul_u64_u64_div_u64(bps_limit, (u64)jiffy_elapsed_rnd, + (u64)HZ); if (tg->bytes_disp[rw] + bio_size <= bytes_allowed) { if (wait) diff --git a/block/blk-wbt.c b/block/blk-wbt.c index ae6ea0b54579..e91d334b2788 100644 --- a/block/blk-wbt.c +++ b/block/blk-wbt.c @@ -841,8 +841,11 @@ int wbt_init(struct request_queue *q) rwb->last_comp = rwb->last_issue = jiffies; rwb->win_nsec = RWB_WINDOW_NSEC; rwb->enable_state = WBT_STATE_ON_DEFAULT; - rwb->wc = 1; + rwb->wc = test_bit(QUEUE_FLAG_WC, &q->queue_flags); rwb->rq_depth.default_depth = RWB_DEF_DEPTH; + rwb->min_lat_nsec = wbt_default_latency_nsec(q); + + wbt_queue_depth_changed(&rwb->rqos); /* * Assign rwb and add the stats callback. @@ -853,11 +856,6 @@ int wbt_init(struct request_queue *q) blk_stat_add_callback(q, rwb->cb); - rwb->min_lat_nsec = wbt_default_latency_nsec(q); - - wbt_queue_depth_changed(&rwb->rqos); - wbt_set_write_cache(q, test_bit(QUEUE_FLAG_WC, &q->queue_flags)); - return 0; err_free: diff --git a/crypto/akcipher.c b/crypto/akcipher.c index f866085c8a4a..ab975a420e1e 100644 --- a/crypto/akcipher.c +++ b/crypto/akcipher.c @@ -120,6 +120,12 @@ static int akcipher_default_op(struct akcipher_request *req) return -ENOSYS; } +static int akcipher_default_set_key(struct crypto_akcipher *tfm, + const void *key, unsigned int keylen) +{ + return -ENOSYS; +} + int crypto_register_akcipher(struct akcipher_alg *alg) { struct crypto_alg *base = &alg->base; @@ -132,6 +138,8 @@ int crypto_register_akcipher(struct akcipher_alg *alg) alg->encrypt = akcipher_default_op; if (!alg->decrypt) alg->decrypt = akcipher_default_op; + if (!alg->set_priv_key) + alg->set_priv_key = akcipher_default_set_key; akcipher_prepare_alg(alg); return crypto_register_alg(base); diff --git a/drivers/acpi/acpi_fpdt.c b/drivers/acpi/acpi_fpdt.c index 6922a44b3ce7..a2056c4c8cb7 100644 --- a/drivers/acpi/acpi_fpdt.c +++ b/drivers/acpi/acpi_fpdt.c @@ -143,6 +143,23 @@ static const struct attribute_group boot_attr_group = { static struct kobject *fpdt_kobj; +#if defined CONFIG_X86 && defined CONFIG_PHYS_ADDR_T_64BIT +#include <linux/processor.h> +static bool fpdt_address_valid(u64 address) +{ + /* + * On some systems the table contains invalid addresses + * with unsuppored high address bits set, check for this. + */ + return !(address >> boot_cpu_data.x86_phys_bits); +} +#else +static bool fpdt_address_valid(u64 address) +{ + return true; +} +#endif + static int fpdt_process_subtable(u64 address, u32 subtable_type) { struct fpdt_subtable_header *subtable_header; @@ -151,6 +168,11 @@ static int fpdt_process_subtable(u64 address, u32 subtable_type) u32 length, offset; int result; + if (!fpdt_address_valid(address)) { + pr_info(FW_BUG "invalid physical address: 0x%llx!\n", address); + return -EINVAL; + } + subtable_header = acpi_os_map_memory(address, sizeof(*subtable_header)); if (!subtable_header) return -ENOMEM; diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c index 390af28f6faf..2b18b51f6351 100644 --- a/drivers/acpi/acpi_video.c +++ b/drivers/acpi/acpi_video.c @@ -496,6 +496,22 @@ static const struct dmi_system_id video_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE R830"), }, }, + { + .callback = video_disable_backlight_sysfs_if, + .ident = "Toshiba Satellite Z830", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), + DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE Z830"), + }, + }, + { + .callback = video_disable_backlight_sysfs_if, + .ident = "Toshiba Portege Z830", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), + DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE Z830"), + }, + }, /* * Some machine's _DOD IDs don't have bit 31(Device ID Scheme) set * but the IDs actually follow the Device ID Scheme. diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c index 06b0184fa912..d490670f8d55 100644 --- a/drivers/acpi/apei/ghes.c +++ b/drivers/acpi/apei/ghes.c @@ -985,7 +985,7 @@ static void ghes_proc_in_irq(struct irq_work *irq_work) ghes_estatus_cache_add(generic, estatus); } - if (task_work_pending && current->mm != &init_mm) { + if (task_work_pending && current->mm) { estatus_node->task_work.func = ghes_kick_task_work; estatus_node->task_work_cpu = smp_processor_id(); ret = task_work_add(current, &estatus_node->task_work, diff --git a/drivers/acpi/x86/utils.c b/drivers/acpi/x86/utils.c index b3fb428461c6..3a3f09b6cbfc 100644 --- a/drivers/acpi/x86/utils.c +++ b/drivers/acpi/x86/utils.c @@ -198,7 +198,24 @@ static const struct x86_cpu_id storage_d3_cpu_ids[] = { {} }; +static const struct dmi_system_id force_storage_d3_dmi[] = { + { + /* + * _ADR is ambiguous between GPP1.DEV0 and GPP1.NVME + * but .NVME is needed to get StorageD3Enable node + * https://bugzilla.kernel.org/show_bug.cgi?id=216440 + */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 14 7425 2-in-1"), + } + }, + {} +}; + bool force_storage_d3(void) { - return x86_match_cpu(storage_d3_cpu_ids); + const struct dmi_system_id *dmi_id = dmi_first_match(force_storage_d3_dmi); + + return dmi_id || x86_match_cpu(storage_d3_cpu_ids); } diff --git a/drivers/ata/libahci_platform.c b/drivers/ata/libahci_platform.c index 0910441321f7..64d6da0a5303 100644 --- a/drivers/ata/libahci_platform.c +++ b/drivers/ata/libahci_platform.c @@ -451,14 +451,24 @@ struct ahci_host_priv *ahci_platform_get_resources(struct platform_device *pdev, } } - hpriv->nports = child_nodes = of_get_child_count(dev->of_node); + /* + * Too many sub-nodes most likely means having something wrong with + * the firmware. + */ + child_nodes = of_get_child_count(dev->of_node); + if (child_nodes > AHCI_MAX_PORTS) { + rc = -EINVAL; + goto err_out; + } /* * If no sub-node was found, we still need to set nports to * one in order to be able to use the * ahci_platform_[en|dis]able_[phys|regulators] functions. */ - if (!child_nodes) + if (child_nodes) + hpriv->nports = child_nodes; + else hpriv->nports = 1; hpriv->phys = devm_kcalloc(dev, hpriv->nports, sizeof(*hpriv->phys), GFP_KERNEL); diff --git a/drivers/base/arch_topology.c b/drivers/base/arch_topology.c index ef4fc89f085d..31bd6f4e5dc4 100644 --- a/drivers/base/arch_topology.c +++ b/drivers/base/arch_topology.c @@ -690,4 +690,23 @@ void __init init_cpu_topology(void) else if (of_have_populated_dt() && parse_dt_topology()) reset_cpu_topology(); } + +void store_cpu_topology(unsigned int cpuid) +{ + struct cpu_topology *cpuid_topo = &cpu_topology[cpuid]; + + if (cpuid_topo->package_id != -1) + goto topology_populated; + + cpuid_topo->thread_id = -1; + cpuid_topo->core_id = cpuid; + cpuid_topo->package_id = cpu_to_node(cpuid); + + pr_debug("CPU%u: package %d core %d thread %d\n", + cpuid, cpuid_topo->package_id, cpuid_topo->core_id, + cpuid_topo->thread_id); + +topology_populated: + update_siblings_masks(cpuid); +} #endif diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index b391ca062add..ec2b5dd2ce4a 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -1351,10 +1351,12 @@ static int nbd_start_device_ioctl(struct nbd_device *nbd, struct block_device *b mutex_unlock(&nbd->config_lock); ret = wait_event_interruptible(config->recv_wq, atomic_read(&config->recv_threads) == 0); - if (ret) + if (ret) { sock_shutdown(nbd); - flush_workqueue(nbd->recv_workq); + nbd_clear_que(nbd); + } + flush_workqueue(nbd->recv_workq); mutex_lock(&nbd->config_lock); nbd_bdev_reset(bdev); /* user requested, ignore socket errors */ diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c index d122cc973917..de3d851d85e7 100644 --- a/drivers/bluetooth/btintel.c +++ b/drivers/bluetooth/btintel.c @@ -2274,15 +2274,20 @@ static int btintel_setup_combined(struct hci_dev *hdev) INTEL_ROM_LEGACY_NO_WBS_SUPPORT)) set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks); + if (ver.hw_variant == 0x08 && ver.fw_variant == 0x22) + set_bit(HCI_QUIRK_VALID_LE_STATES, + &hdev->quirks); err = btintel_legacy_rom_setup(hdev, &ver); break; case 0x0b: /* SfP */ - case 0x0c: /* WsP */ case 0x11: /* JfP */ case 0x12: /* ThP */ case 0x13: /* HrP */ case 0x14: /* CcP */ + set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks); + fallthrough; + case 0x0c: /* WsP */ /* Apply the device specific HCI quirks * * All Legacy bootloader devices support WBS @@ -2290,11 +2295,6 @@ static int btintel_setup_combined(struct hci_dev *hdev) set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks); - /* Valid LE States quirk for JfP/ThP familiy */ - if (ver.hw_variant == 0x11 || ver.hw_variant == 0x12) - set_bit(HCI_QUIRK_VALID_LE_STATES, - &hdev->quirks); - /* Setup MSFT Extension support */ btintel_set_msft_opcode(hdev, ver.hw_variant); @@ -2361,9 +2361,8 @@ static int btintel_setup_combined(struct hci_dev *hdev) */ set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks); - /* Valid LE States quirk for JfP/ThP familiy */ - if (ver.hw_variant == 0x11 || ver.hw_variant == 0x12) - set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks); + /* Set Valid LE States quirk */ + set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks); /* Setup MSFT Extension support */ btintel_set_msft_opcode(hdev, ver.hw_variant); diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 627436329b50..64d72ea0c310 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -2435,15 +2435,29 @@ static int btusb_mtk_hci_wmt_sync(struct hci_dev *hdev, set_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags); + /* WMT cmd/event doesn't follow up the generic HCI cmd/event handling, + * it needs constantly polling control pipe until the host received the + * WMT event, thus, we should require to specifically acquire PM counter + * on the USB to prevent the interface from entering auto suspended + * while WMT cmd/event in progress. + */ + err = usb_autopm_get_interface(data->intf); + if (err < 0) + goto err_free_wc; + err = __hci_cmd_send(hdev, 0xfc6f, hlen, wc); if (err < 0) { clear_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags); + usb_autopm_put_interface(data->intf); goto err_free_wc; } /* Submit control IN URB on demand to process the WMT event */ err = btusb_mtk_submit_wmt_recv_urb(hdev); + + usb_autopm_put_interface(data->intf); + if (err < 0) goto err_free_wc; diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c index 5ed2cfa7da1d..2d960a5e3679 100644 --- a/drivers/bluetooth/hci_ldisc.c +++ b/drivers/bluetooth/hci_ldisc.c @@ -490,6 +490,11 @@ static int hci_uart_tty_open(struct tty_struct *tty) BT_ERR("Can't allocate control structure"); return -ENFILE; } + if (percpu_init_rwsem(&hu->proto_lock)) { + BT_ERR("Can't allocate semaphore structure"); + kfree(hu); + return -ENOMEM; + } tty->disc_data = hu; hu->tty = tty; @@ -502,8 +507,6 @@ static int hci_uart_tty_open(struct tty_struct *tty) INIT_WORK(&hu->init_ready, hci_uart_init_work); INIT_WORK(&hu->write_work, hci_uart_write_work); - percpu_init_rwsem(&hu->proto_lock); - /* Flush any pending characters in the driver */ tty_driver_flush_buffer(tty); diff --git a/drivers/bluetooth/hci_serdev.c b/drivers/bluetooth/hci_serdev.c index 4cda890ce647..649d112eea78 100644 --- a/drivers/bluetooth/hci_serdev.c +++ b/drivers/bluetooth/hci_serdev.c @@ -301,11 +301,12 @@ int hci_uart_register_device(struct hci_uart *hu, serdev_device_set_client_ops(hu->serdev, &hci_serdev_client_ops); + if (percpu_init_rwsem(&hu->proto_lock)) + return -ENOMEM; + err = serdev_device_open(hu->serdev); if (err) - return err; - - percpu_init_rwsem(&hu->proto_lock); + goto err_rwsem; err = p->open(hu); if (err) @@ -378,6 +379,8 @@ int hci_uart_register_device(struct hci_uart *hu, p->close(hu); err_open: serdev_device_close(hu->serdev); +err_rwsem: + percpu_free_rwsem(&hu->proto_lock); return err; } EXPORT_SYMBOL_GPL(hci_uart_register_device); @@ -399,5 +402,6 @@ void hci_uart_unregister_device(struct hci_uart *hu) clear_bit(HCI_UART_PROTO_READY, &hu->flags); serdev_device_close(hu->serdev); } + percpu_free_rwsem(&hu->proto_lock); } EXPORT_SYMBOL_GPL(hci_uart_unregister_device); diff --git a/drivers/char/hw_random/arm_smccc_trng.c b/drivers/char/hw_random/arm_smccc_trng.c index b24ac39a903b..e34c3ea692b6 100644 --- a/drivers/char/hw_random/arm_smccc_trng.c +++ b/drivers/char/hw_random/arm_smccc_trng.c @@ -71,8 +71,6 @@ static int smccc_trng_read(struct hwrng *rng, void *data, size_t max, bool wait) MAX_BITS_PER_CALL); arm_smccc_1_1_invoke(ARM_SMCCC_TRNG_RND, bits, &res); - if ((int)res.a0 < 0) - return (int)res.a0; switch ((int)res.a0) { case SMCCC_RET_SUCCESS: @@ -88,6 +86,8 @@ static int smccc_trng_read(struct hwrng *rng, void *data, size_t max, bool wait) return copied; cond_resched(); break; + default: + return -EIO; } } diff --git a/drivers/char/hw_random/imx-rngc.c b/drivers/char/hw_random/imx-rngc.c index b05d676ca814..2964efeb71c3 100644 --- a/drivers/char/hw_random/imx-rngc.c +++ b/drivers/char/hw_random/imx-rngc.c @@ -270,13 +270,6 @@ static int imx_rngc_probe(struct platform_device *pdev) goto err; } - ret = devm_request_irq(&pdev->dev, - irq, imx_rngc_irq, 0, pdev->name, (void *)rngc); - if (ret) { - dev_err(rngc->dev, "Can't get interrupt working.\n"); - goto err; - } - init_completion(&rngc->rng_op_done); rngc->rng.name = pdev->name; @@ -290,6 +283,13 @@ static int imx_rngc_probe(struct platform_device *pdev) imx_rngc_irq_mask_clear(rngc); + ret = devm_request_irq(&pdev->dev, + irq, imx_rngc_irq, 0, pdev->name, (void *)rngc); + if (ret) { + dev_err(rngc->dev, "Can't get interrupt working.\n"); + return ret; + } + if (self_test) { ret = imx_rngc_self_test(rngc); if (ret) { diff --git a/drivers/clk/baikal-t1/ccu-div.c b/drivers/clk/baikal-t1/ccu-div.c index 4062092d67f9..a6642f3d33d4 100644 --- a/drivers/clk/baikal-t1/ccu-div.c +++ b/drivers/clk/baikal-t1/ccu-div.c @@ -34,6 +34,7 @@ #define CCU_DIV_CTL_CLKDIV_MASK(_width) \ GENMASK((_width) + CCU_DIV_CTL_CLKDIV_FLD - 1, CCU_DIV_CTL_CLKDIV_FLD) #define CCU_DIV_CTL_LOCK_SHIFTED BIT(27) +#define CCU_DIV_CTL_GATE_REF_BUF BIT(28) #define CCU_DIV_CTL_LOCK_NORMAL BIT(31) #define CCU_DIV_RST_DELAY_US 1 @@ -170,6 +171,40 @@ static int ccu_div_gate_is_enabled(struct clk_hw *hw) return !!(val & CCU_DIV_CTL_EN); } +static int ccu_div_buf_enable(struct clk_hw *hw) +{ + struct ccu_div *div = to_ccu_div(hw); + unsigned long flags; + + spin_lock_irqsave(&div->lock, flags); + regmap_update_bits(div->sys_regs, div->reg_ctl, + CCU_DIV_CTL_GATE_REF_BUF, 0); + spin_unlock_irqrestore(&div->lock, flags); + + return 0; +} + +static void ccu_div_buf_disable(struct clk_hw *hw) +{ + struct ccu_div *div = to_ccu_div(hw); + unsigned long flags; + + spin_lock_irqsave(&div->lock, flags); + regmap_update_bits(div->sys_regs, div->reg_ctl, + CCU_DIV_CTL_GATE_REF_BUF, CCU_DIV_CTL_GATE_REF_BUF); + spin_unlock_irqrestore(&div->lock, flags); +} + +static int ccu_div_buf_is_enabled(struct clk_hw *hw) +{ + struct ccu_div *div = to_ccu_div(hw); + u32 val = 0; + + regmap_read(div->sys_regs, div->reg_ctl, &val); + + return !(val & CCU_DIV_CTL_GATE_REF_BUF); +} + static unsigned long ccu_div_var_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { @@ -323,6 +358,7 @@ static const struct ccu_div_dbgfs_bit ccu_div_bits[] = { CCU_DIV_DBGFS_BIT_ATTR("div_en", CCU_DIV_CTL_EN), CCU_DIV_DBGFS_BIT_ATTR("div_rst", CCU_DIV_CTL_RST), CCU_DIV_DBGFS_BIT_ATTR("div_bypass", CCU_DIV_CTL_SET_CLKDIV), + CCU_DIV_DBGFS_BIT_ATTR("div_buf", CCU_DIV_CTL_GATE_REF_BUF), CCU_DIV_DBGFS_BIT_ATTR("div_lock", CCU_DIV_CTL_LOCK_NORMAL) }; @@ -441,6 +477,9 @@ static void ccu_div_var_debug_init(struct clk_hw *hw, struct dentry *dentry) continue; } + if (!strcmp("div_buf", name)) + continue; + bits[didx] = ccu_div_bits[bidx]; bits[didx].div = div; @@ -477,6 +516,21 @@ static void ccu_div_gate_debug_init(struct clk_hw *hw, struct dentry *dentry) &ccu_div_dbgfs_fixed_clkdiv_fops); } +static void ccu_div_buf_debug_init(struct clk_hw *hw, struct dentry *dentry) +{ + struct ccu_div *div = to_ccu_div(hw); + struct ccu_div_dbgfs_bit *bit; + + bit = kmalloc(sizeof(*bit), GFP_KERNEL); + if (!bit) + return; + + *bit = ccu_div_bits[3]; + bit->div = div; + debugfs_create_file_unsafe(bit->name, ccu_div_dbgfs_mode, dentry, bit, + &ccu_div_dbgfs_bit_fops); +} + static void ccu_div_fixed_debug_init(struct clk_hw *hw, struct dentry *dentry) { struct ccu_div *div = to_ccu_div(hw); @@ -489,6 +543,7 @@ static void ccu_div_fixed_debug_init(struct clk_hw *hw, struct dentry *dentry) #define ccu_div_var_debug_init NULL #define ccu_div_gate_debug_init NULL +#define ccu_div_buf_debug_init NULL #define ccu_div_fixed_debug_init NULL #endif /* !CONFIG_DEBUG_FS */ @@ -520,6 +575,13 @@ static const struct clk_ops ccu_div_gate_ops = { .debug_init = ccu_div_gate_debug_init }; +static const struct clk_ops ccu_div_buf_ops = { + .enable = ccu_div_buf_enable, + .disable = ccu_div_buf_disable, + .is_enabled = ccu_div_buf_is_enabled, + .debug_init = ccu_div_buf_debug_init +}; + static const struct clk_ops ccu_div_fixed_ops = { .recalc_rate = ccu_div_fixed_recalc_rate, .round_rate = ccu_div_fixed_round_rate, @@ -566,6 +628,8 @@ struct ccu_div *ccu_div_hw_register(const struct ccu_div_init_data *div_init) } else if (div_init->type == CCU_DIV_GATE) { hw_init.ops = &ccu_div_gate_ops; div->divider = div_init->divider; + } else if (div_init->type == CCU_DIV_BUF) { + hw_init.ops = &ccu_div_buf_ops; } else if (div_init->type == CCU_DIV_FIXED) { hw_init.ops = &ccu_div_fixed_ops; div->divider = div_init->divider; @@ -579,6 +643,7 @@ struct ccu_div *ccu_div_hw_register(const struct ccu_div_init_data *div_init) goto err_free_div; } parent_data.fw_name = div_init->parent_name; + parent_data.name = div_init->parent_name; hw_init.parent_data = &parent_data; hw_init.num_parents = 1; diff --git a/drivers/clk/baikal-t1/ccu-div.h b/drivers/clk/baikal-t1/ccu-div.h index 795665caefbd..4eb49ff4803c 100644 --- a/drivers/clk/baikal-t1/ccu-div.h +++ b/drivers/clk/baikal-t1/ccu-div.h @@ -13,6 +13,14 @@ #include <linux/bits.h> #include <linux/of.h> +/* + * CCU Divider private clock IDs + * @CCU_SYS_SATA_CLK: CCU SATA internal clock + * @CCU_SYS_XGMAC_CLK: CCU XGMAC internal clock + */ +#define CCU_SYS_SATA_CLK -1 +#define CCU_SYS_XGMAC_CLK -2 + /* * CCU Divider private flags * @CCU_DIV_SKIP_ONE: Due to some reason divider can't be set to 1. @@ -31,11 +39,13 @@ * enum ccu_div_type - CCU Divider types * @CCU_DIV_VAR: Clocks gate with variable divider. * @CCU_DIV_GATE: Clocks gate with fixed divider. + * @CCU_DIV_BUF: Clock gate with no divider. * @CCU_DIV_FIXED: Ungateable clock with fixed divider. */ enum ccu_div_type { CCU_DIV_VAR, CCU_DIV_GATE, + CCU_DIV_BUF, CCU_DIV_FIXED }; diff --git a/drivers/clk/baikal-t1/clk-ccu-div.c b/drivers/clk/baikal-t1/clk-ccu-div.c index f141fda12b09..90f4fda406ee 100644 --- a/drivers/clk/baikal-t1/clk-ccu-div.c +++ b/drivers/clk/baikal-t1/clk-ccu-div.c @@ -76,6 +76,16 @@ .divider = _divider \ } +#define CCU_DIV_BUF_INFO(_id, _name, _pname, _base, _flags) \ + { \ + .id = _id, \ + .name = _name, \ + .parent_name = _pname, \ + .base = _base, \ + .type = CCU_DIV_BUF, \ + .flags = _flags \ + } + #define CCU_DIV_FIXED_INFO(_id, _name, _pname, _divider) \ { \ .id = _id, \ @@ -188,11 +198,14 @@ static const struct ccu_div_rst_map axi_rst_map[] = { * for the SoC devices registers IO-operations. */ static const struct ccu_div_info sys_info[] = { - CCU_DIV_VAR_INFO(CCU_SYS_SATA_REF_CLK, "sys_sata_ref_clk", + CCU_DIV_VAR_INFO(CCU_SYS_SATA_CLK, "sys_sata_clk", "sata_clk", CCU_SYS_SATA_REF_BASE, 4, CLK_SET_RATE_GATE, CCU_DIV_SKIP_ONE | CCU_DIV_LOCK_SHIFTED | CCU_DIV_RESET_DOMAIN), + CCU_DIV_BUF_INFO(CCU_SYS_SATA_REF_CLK, "sys_sata_ref_clk", + "sys_sata_clk", CCU_SYS_SATA_REF_BASE, + CLK_SET_RATE_PARENT), CCU_DIV_VAR_INFO(CCU_SYS_APB_CLK, "sys_apb_clk", "pcie_clk", CCU_SYS_APB_BASE, 5, CLK_IS_CRITICAL, CCU_DIV_RESET_DOMAIN), @@ -204,10 +217,12 @@ static const struct ccu_div_info sys_info[] = { "eth_clk", CCU_SYS_GMAC1_BASE, 5), CCU_DIV_FIXED_INFO(CCU_SYS_GMAC1_PTP_CLK, "sys_gmac1_ptp_clk", "eth_clk", 10), - CCU_DIV_GATE_INFO(CCU_SYS_XGMAC_REF_CLK, "sys_xgmac_ref_clk", - "eth_clk", CCU_SYS_XGMAC_BASE, 8), + CCU_DIV_GATE_INFO(CCU_SYS_XGMAC_CLK, "sys_xgmac_clk", + "eth_clk", CCU_SYS_XGMAC_BASE, 1), + CCU_DIV_FIXED_INFO(CCU_SYS_XGMAC_REF_CLK, "sys_xgmac_ref_clk", + "sys_xgmac_clk", 8), CCU_DIV_FIXED_INFO(CCU_SYS_XGMAC_PTP_CLK, "sys_xgmac_ptp_clk", - "eth_clk", 10), + "sys_xgmac_clk", 8), CCU_DIV_GATE_INFO(CCU_SYS_USB_CLK, "sys_usb_clk", "eth_clk", CCU_SYS_USB_BASE, 10), CCU_DIV_VAR_INFO(CCU_SYS_PVT_CLK, "sys_pvt_clk", @@ -396,6 +411,9 @@ static int ccu_div_clk_register(struct ccu_div_data *data) init.base = info->base; init.sys_regs = data->sys_regs; init.divider = info->divider; + } else if (init.type == CCU_DIV_BUF) { + init.base = info->base; + init.sys_regs = data->sys_regs; } else { init.divider = info->divider; } diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c index 3667b4d731e7..141ce19bc570 100644 --- a/drivers/clk/bcm/clk-bcm2835.c +++ b/drivers/clk/bcm/clk-bcm2835.c @@ -30,6 +30,7 @@ #include <linux/debugfs.h> #include <linux/delay.h> #include <linux/io.h> +#include <linux/math.h> #include <linux/module.h> #include <linux/of_device.h> #include <linux/platform_device.h> @@ -502,6 +503,8 @@ struct bcm2835_clock_data { bool low_jitter; u32 tcnt_mux; + + bool round_up; }; struct bcm2835_gate_data { @@ -967,9 +970,9 @@ static u32 bcm2835_clock_choose_div(struct clk_hw *hw, return div; } -static long bcm2835_clock_rate_from_divisor(struct bcm2835_clock *clock, - unsigned long parent_rate, - u32 div) +static unsigned long bcm2835_clock_rate_from_divisor(struct bcm2835_clock *clock, + unsigned long parent_rate, + u32 div) { const struct bcm2835_clock_data *data = clock->data; u64 temp; @@ -994,12 +997,34 @@ static long bcm2835_clock_rate_from_divisor(struct bcm2835_clock *clock, return temp; } +static unsigned long bcm2835_round_rate(unsigned long rate) +{ + unsigned long scaler; + unsigned long limit; + + limit = rate / 100000; + + scaler = 1; + while (scaler < limit) + scaler *= 10; + + /* + * If increasing a clock by less than 0.1% changes it + * from ..999.. to ..000.., round up. + */ + if ((rate + scaler - 1) / scaler % 1000 == 0) + rate = roundup(rate, scaler); + + return rate; +} + static unsigned long bcm2835_clock_get_rate(struct clk_hw *hw, unsigned long parent_rate) { struct bcm2835_clock *clock = bcm2835_clock_from_hw(hw); struct bcm2835_cprman *cprman = clock->cprman; const struct bcm2835_clock_data *data = clock->data; + unsigned long rate; u32 div; if (data->int_bits == 0 && data->frac_bits == 0) @@ -1007,7 +1032,12 @@ static unsigned long bcm2835_clock_get_rate(struct clk_hw *hw, div = cprman_read(cprman, data->div_reg); - return bcm2835_clock_rate_from_divisor(clock, parent_rate, div); + rate = bcm2835_clock_rate_from_divisor(clock, parent_rate, div); + + if (data->round_up) + rate = bcm2835_round_rate(rate); + + return rate; } static void bcm2835_clock_wait_busy(struct bcm2835_clock *clock) @@ -1785,7 +1815,7 @@ static const struct bcm2835_clk_desc clk_desc_array[] = { .load_mask = CM_PLLC_LOADPER, .hold_mask = CM_PLLC_HOLDPER, .fixed_divider = 1, - .flags = CLK_SET_RATE_PARENT), + .flags = CLK_IS_CRITICAL | CLK_SET_RATE_PARENT), /* * PLLD is the display PLL, used to drive DSI display panels. @@ -2144,7 +2174,8 @@ static const struct bcm2835_clk_desc clk_desc_array[] = { .div_reg = CM_UARTDIV, .int_bits = 10, .frac_bits = 12, - .tcnt_mux = 28), + .tcnt_mux = 28, + .round_up = true), /* TV encoder clock. Only operating frequency is 108Mhz. */ [BCM2835_CLOCK_VEC] = REGISTER_PER_CLK( diff --git a/drivers/clk/berlin/bg2.c b/drivers/clk/berlin/bg2.c index bccdfa00fd37..67a9edbba29c 100644 --- a/drivers/clk/berlin/bg2.c +++ b/drivers/clk/berlin/bg2.c @@ -500,12 +500,15 @@ static void __init berlin2_clock_setup(struct device_node *np) int n, ret; clk_data = kzalloc(struct_size(clk_data, hws, MAX_CLKS), GFP_KERNEL); - if (!clk_data) + if (!clk_data) { + of_node_put(parent_np); return; + } clk_data->num = MAX_CLKS; hws = clk_data->hws; gbase = of_iomap(parent_np, 0); + of_node_put(parent_np); if (!gbase) return; diff --git a/drivers/clk/berlin/bg2q.c b/drivers/clk/berlin/bg2q.c index e9518d35f262..dd2784bb75b6 100644 --- a/drivers/clk/berlin/bg2q.c +++ b/drivers/clk/berlin/bg2q.c @@ -286,19 +286,23 @@ static void __init berlin2q_clock_setup(struct device_node *np) int n, ret; clk_data = kzalloc(struct_size(clk_data, hws, MAX_CLKS), GFP_KERNEL); - if (!clk_data) + if (!clk_data) { + of_node_put(parent_np); return; + } clk_data->num = MAX_CLKS; hws = clk_data->hws; gbase = of_iomap(parent_np, 0); if (!gbase) { + of_node_put(parent_np); pr_err("%pOF: Unable to map global base\n", np); return; } /* BG2Q CPU PLL is not part of global registers */ cpupll_base = of_iomap(parent_np, 1); + of_node_put(parent_np); if (!cpupll_base) { pr_err("%pOF: Unable to map cpupll base\n", np); iounmap(gbase); diff --git a/drivers/clk/clk-ast2600.c b/drivers/clk/clk-ast2600.c index 24dab2312bc6..9c3305bcb27a 100644 --- a/drivers/clk/clk-ast2600.c +++ b/drivers/clk/clk-ast2600.c @@ -622,7 +622,7 @@ static int aspeed_g6_clk_probe(struct platform_device *pdev) regmap_write(map, 0x308, 0x12000); /* 3x3 = 9 */ /* P-Bus (BCLK) clock divider */ - hw = clk_hw_register_divider_table(dev, "bclk", "hpll", 0, + hw = clk_hw_register_divider_table(dev, "bclk", "epll", 0, scu_g6_base + ASPEED_G6_CLK_SELECTION1, 20, 3, 0, ast2600_div_table, &aspeed_g6_clk_lock); diff --git a/drivers/clk/clk-oxnas.c b/drivers/clk/clk-oxnas.c index 78d5ea669fea..2fe36f579ac5 100644 --- a/drivers/clk/clk-oxnas.c +++ b/drivers/clk/clk-oxnas.c @@ -207,7 +207,7 @@ static const struct of_device_id oxnas_stdclk_dt_ids[] = { static int oxnas_stdclk_probe(struct platform_device *pdev) { - struct device_node *np = pdev->dev.of_node; + struct device_node *np = pdev->dev.of_node, *parent_np; const struct oxnas_stdclk_data *data; const struct of_device_id *id; struct regmap *regmap; @@ -219,7 +219,9 @@ static int oxnas_stdclk_probe(struct platform_device *pdev) return -ENODEV; data = id->data; - regmap = syscon_node_to_regmap(of_get_parent(np)); + parent_np = of_get_parent(np); + regmap = syscon_node_to_regmap(parent_np); + of_node_put(parent_np); if (IS_ERR(regmap)) { dev_err(&pdev->dev, "failed to have parent regmap\n"); return PTR_ERR(regmap); diff --git a/drivers/clk/clk-qoriq.c b/drivers/clk/clk-qoriq.c index 88898b97a443..5eddb9f0d6bd 100644 --- a/drivers/clk/clk-qoriq.c +++ b/drivers/clk/clk-qoriq.c @@ -1063,8 +1063,13 @@ static void __init _clockgen_init(struct device_node *np, bool legacy); */ static void __init legacy_init_clockgen(struct device_node *np) { - if (!clockgen.node) - _clockgen_init(of_get_parent(np), true); + if (!clockgen.node) { + struct device_node *parent_np; + + parent_np = of_get_parent(np); + _clockgen_init(parent_np, true); + of_node_put(parent_np); + } } /* Legacy node */ @@ -1159,6 +1164,7 @@ static struct clk * __init create_sysclk(const char *name) sysclk = of_get_child_by_name(clockgen.node, "sysclk"); if (sysclk) { clk = sysclk_from_fixed(sysclk, name); + of_node_put(sysclk); if (!IS_ERR(clk)) return clk; } diff --git a/drivers/clk/clk-versaclock5.c b/drivers/clk/clk-versaclock5.c index c6d3b1ab3d55..5f8bd49b0810 100644 --- a/drivers/clk/clk-versaclock5.c +++ b/drivers/clk/clk-versaclock5.c @@ -1204,7 +1204,7 @@ static const struct vc5_chip_info idt_5p49v6901_info = { .model = IDT_VC6_5P49V6901, .clk_fod_cnt = 4, .clk_out_cnt = 5, - .flags = VC5_HAS_PFD_FREQ_DBL, + .flags = VC5_HAS_PFD_FREQ_DBL | VC5_HAS_BYPASS_SYNC_BIT, }; static const struct vc5_chip_info idt_5p49v6965_info = { diff --git a/drivers/clk/imx/clk-scu.c b/drivers/clk/imx/clk-scu.c index 083da31dc3ea..dc933fd5d5a0 100644 --- a/drivers/clk/imx/clk-scu.c +++ b/drivers/clk/imx/clk-scu.c @@ -690,7 +690,11 @@ struct clk_hw *imx_clk_scu_alloc_dev(const char *name, pr_warn("%s: failed to attached the power domain %d\n", name, ret); - platform_device_add(pdev); + ret = platform_device_add(pdev); + if (ret) { + platform_device_put(pdev); + return ERR_PTR(ret); + } /* For API backwards compatiblilty, simply return NULL for success */ return NULL; diff --git a/drivers/clk/mediatek/clk-mt8183-mfgcfg.c b/drivers/clk/mediatek/clk-mt8183-mfgcfg.c index 37b4162c5882..3a33014eee7f 100644 --- a/drivers/clk/mediatek/clk-mt8183-mfgcfg.c +++ b/drivers/clk/mediatek/clk-mt8183-mfgcfg.c @@ -18,9 +18,9 @@ static const struct mtk_gate_regs mfg_cg_regs = { .sta_ofs = 0x0, }; -#define GATE_MFG(_id, _name, _parent, _shift) \ - GATE_MTK(_id, _name, _parent, &mfg_cg_regs, _shift, \ - &mtk_clk_gate_ops_setclr) +#define GATE_MFG(_id, _name, _parent, _shift) \ + GATE_MTK_FLAGS(_id, _name, _parent, &mfg_cg_regs, _shift, \ + &mtk_clk_gate_ops_setclr, CLK_SET_RATE_PARENT) static const struct mtk_gate mfg_clks[] = { GATE_MFG(CLK_MFG_BG3D, "mfg_bg3d", "mfg_sel", 0) diff --git a/drivers/clk/meson/meson-aoclk.c b/drivers/clk/meson/meson-aoclk.c index 27cd2c1f3f61..434cd8f9de82 100644 --- a/drivers/clk/meson/meson-aoclk.c +++ b/drivers/clk/meson/meson-aoclk.c @@ -38,6 +38,7 @@ int meson_aoclkc_probe(struct platform_device *pdev) struct meson_aoclk_reset_controller *rstc; struct meson_aoclk_data *data; struct device *dev = &pdev->dev; + struct device_node *np; struct regmap *regmap; int ret, clkid; @@ -49,7 +50,9 @@ int meson_aoclkc_probe(struct platform_device *pdev) if (!rstc) return -ENOMEM; - regmap = syscon_node_to_regmap(of_get_parent(dev->of_node)); + np = of_get_parent(dev->of_node); + regmap = syscon_node_to_regmap(np); + of_node_put(np); if (IS_ERR(regmap)) { dev_err(dev, "failed to get regmap\n"); return PTR_ERR(regmap); diff --git a/drivers/clk/meson/meson-eeclk.c b/drivers/clk/meson/meson-eeclk.c index 8d5a5dab955a..0e5e6b57eb20 100644 --- a/drivers/clk/meson/meson-eeclk.c +++ b/drivers/clk/meson/meson-eeclk.c @@ -18,6 +18,7 @@ int meson_eeclkc_probe(struct platform_device *pdev) { const struct meson_eeclkc_data *data; struct device *dev = &pdev->dev; + struct device_node *np; struct regmap *map; int ret, i; @@ -26,7 +27,9 @@ int meson_eeclkc_probe(struct platform_device *pdev) return -EINVAL; /* Get the hhi system controller node */ - map = syscon_node_to_regmap(of_get_parent(dev->of_node)); + np = of_get_parent(dev->of_node); + map = syscon_node_to_regmap(np); + of_node_put(np); if (IS_ERR(map)) { dev_err(dev, "failed to get HHI regmap\n"); diff --git a/drivers/clk/meson/meson8b.c b/drivers/clk/meson/meson8b.c index a844d35b553a..809a0bfb670d 100644 --- a/drivers/clk/meson/meson8b.c +++ b/drivers/clk/meson/meson8b.c @@ -3717,12 +3717,15 @@ static void __init meson8b_clkc_init_common(struct device_node *np, struct clk_hw_onecell_data *clk_hw_onecell_data) { struct meson8b_clk_reset *rstc; + struct device_node *parent_np; const char *notifier_clk_name; struct clk *notifier_clk; struct regmap *map; int i, ret; - map = syscon_node_to_regmap(of_get_parent(np)); + parent_np = of_get_parent(np); + map = syscon_node_to_regmap(parent_np); + of_node_put(parent_np); if (IS_ERR(map)) { pr_err("failed to get HHI regmap - Trying obsolete regs\n"); return; diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig index 9ef007b3cf9b..6ba86cffc413 100644 --- a/drivers/clk/qcom/Kconfig +++ b/drivers/clk/qcom/Kconfig @@ -550,6 +550,7 @@ config SM_DISPCC_8250 config SM_GCC_6115 tristate "SM6115 and SM4250 Global Clock Controller" + select QCOM_GDSC help Support for the global clock controller on SM6115 and SM4250 devices. Say Y if you want to use peripheral devices such as UART, SPI, diff --git a/drivers/clk/qcom/apss-ipq6018.c b/drivers/clk/qcom/apss-ipq6018.c index d78ff2f310bf..b5d93657e1ee 100644 --- a/drivers/clk/qcom/apss-ipq6018.c +++ b/drivers/clk/qcom/apss-ipq6018.c @@ -57,7 +57,7 @@ static struct clk_branch apcs_alias0_core_clk = { .parent_hws = (const struct clk_hw *[]){ &apcs_alias0_clk_src.clkr.hw }, .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, + .flags = CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, .ops = &clk_branch2_ops, }, }, diff --git a/drivers/clk/qcom/gcc-sm6115.c b/drivers/clk/qcom/gcc-sm6115.c index 68fe9f6f0d2f..e24a977c2580 100644 --- a/drivers/clk/qcom/gcc-sm6115.c +++ b/drivers/clk/qcom/gcc-sm6115.c @@ -53,11 +53,25 @@ static struct pll_vco gpll10_vco[] = { { 750000000, 1500000000, 1 }, }; +static const u8 clk_alpha_pll_regs_offset[][PLL_OFF_MAX_REGS] = { + [CLK_ALPHA_PLL_TYPE_DEFAULT] = { + [PLL_OFF_L_VAL] = 0x04, + [PLL_OFF_ALPHA_VAL] = 0x08, + [PLL_OFF_ALPHA_VAL_U] = 0x0c, + [PLL_OFF_TEST_CTL] = 0x10, + [PLL_OFF_TEST_CTL_U] = 0x14, + [PLL_OFF_USER_CTL] = 0x18, + [PLL_OFF_USER_CTL_U] = 0x1c, + [PLL_OFF_CONFIG_CTL] = 0x20, + [PLL_OFF_STATUS] = 0x24, + }, +}; + static struct clk_alpha_pll gpll0 = { .offset = 0x0, .vco_table = default_vco, .num_vco = ARRAY_SIZE(default_vco), - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr = { .enable_reg = 0x79000, .enable_mask = BIT(0), @@ -83,7 +97,7 @@ static struct clk_alpha_pll_postdiv gpll0_out_aux2 = { .post_div_table = post_div_table_gpll0_out_aux2, .num_post_div = ARRAY_SIZE(post_div_table_gpll0_out_aux2), .width = 4, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll0_out_aux2", .parent_hws = (const struct clk_hw *[]){ &gpll0.clkr.hw }, @@ -115,7 +129,7 @@ static struct clk_alpha_pll_postdiv gpll0_out_main = { .post_div_table = post_div_table_gpll0_out_main, .num_post_div = ARRAY_SIZE(post_div_table_gpll0_out_main), .width = 4, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll0_out_main", .parent_hws = (const struct clk_hw *[]){ &gpll0.clkr.hw }, @@ -137,7 +151,7 @@ static struct clk_alpha_pll gpll10 = { .offset = 0xa000, .vco_table = gpll10_vco, .num_vco = ARRAY_SIZE(gpll10_vco), - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr = { .enable_reg = 0x79000, .enable_mask = BIT(10), @@ -163,7 +177,7 @@ static struct clk_alpha_pll_postdiv gpll10_out_main = { .post_div_table = post_div_table_gpll10_out_main, .num_post_div = ARRAY_SIZE(post_div_table_gpll10_out_main), .width = 4, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll10_out_main", .parent_hws = (const struct clk_hw *[]){ &gpll10.clkr.hw }, @@ -189,7 +203,7 @@ static struct clk_alpha_pll gpll11 = { .vco_table = default_vco, .num_vco = ARRAY_SIZE(default_vco), .flags = SUPPORTS_DYNAMIC_UPDATE, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr = { .enable_reg = 0x79000, .enable_mask = BIT(11), @@ -215,7 +229,7 @@ static struct clk_alpha_pll_postdiv gpll11_out_main = { .post_div_table = post_div_table_gpll11_out_main, .num_post_div = ARRAY_SIZE(post_div_table_gpll11_out_main), .width = 4, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll11_out_main", .parent_hws = (const struct clk_hw *[]){ &gpll11.clkr.hw }, @@ -229,7 +243,7 @@ static struct clk_alpha_pll gpll3 = { .offset = 0x3000, .vco_table = default_vco, .num_vco = ARRAY_SIZE(default_vco), - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr = { .enable_reg = 0x79000, .enable_mask = BIT(3), @@ -248,7 +262,7 @@ static struct clk_alpha_pll gpll4 = { .offset = 0x4000, .vco_table = default_vco, .num_vco = ARRAY_SIZE(default_vco), - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr = { .enable_reg = 0x79000, .enable_mask = BIT(4), @@ -274,7 +288,7 @@ static struct clk_alpha_pll_postdiv gpll4_out_main = { .post_div_table = post_div_table_gpll4_out_main, .num_post_div = ARRAY_SIZE(post_div_table_gpll4_out_main), .width = 4, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll4_out_main", .parent_hws = (const struct clk_hw *[]){ &gpll4.clkr.hw }, @@ -287,7 +301,7 @@ static struct clk_alpha_pll gpll6 = { .offset = 0x6000, .vco_table = default_vco, .num_vco = ARRAY_SIZE(default_vco), - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr = { .enable_reg = 0x79000, .enable_mask = BIT(6), @@ -313,7 +327,7 @@ static struct clk_alpha_pll_postdiv gpll6_out_main = { .post_div_table = post_div_table_gpll6_out_main, .num_post_div = ARRAY_SIZE(post_div_table_gpll6_out_main), .width = 4, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll6_out_main", .parent_hws = (const struct clk_hw *[]){ &gpll6.clkr.hw }, @@ -326,7 +340,7 @@ static struct clk_alpha_pll gpll7 = { .offset = 0x7000, .vco_table = default_vco, .num_vco = ARRAY_SIZE(default_vco), - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr = { .enable_reg = 0x79000, .enable_mask = BIT(7), @@ -352,7 +366,7 @@ static struct clk_alpha_pll_postdiv gpll7_out_main = { .post_div_table = post_div_table_gpll7_out_main, .num_post_div = ARRAY_SIZE(post_div_table_gpll7_out_main), .width = 4, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll7_out_main", .parent_hws = (const struct clk_hw *[]){ &gpll7.clkr.hw }, @@ -380,7 +394,7 @@ static struct clk_alpha_pll gpll8 = { .offset = 0x8000, .vco_table = default_vco, .num_vco = ARRAY_SIZE(default_vco), - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .flags = SUPPORTS_DYNAMIC_UPDATE, .clkr = { .enable_reg = 0x79000, @@ -407,7 +421,7 @@ static struct clk_alpha_pll_postdiv gpll8_out_main = { .post_div_table = post_div_table_gpll8_out_main, .num_post_div = ARRAY_SIZE(post_div_table_gpll8_out_main), .width = 4, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs_offset[CLK_ALPHA_PLL_TYPE_DEFAULT], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll8_out_main", .parent_hws = (const struct clk_hw *[]){ &gpll8.clkr.hw }, diff --git a/drivers/clk/sprd/common.c b/drivers/clk/sprd/common.c index d620bbbcdfc8..ce81e4087a8f 100644 --- a/drivers/clk/sprd/common.c +++ b/drivers/clk/sprd/common.c @@ -41,7 +41,7 @@ int sprd_clk_regmap_init(struct platform_device *pdev, { void __iomem *base; struct device *dev = &pdev->dev; - struct device_node *node = dev->of_node; + struct device_node *node = dev->of_node, *np; struct regmap *regmap; if (of_find_property(node, "sprd,syscon", NULL)) { @@ -50,9 +50,10 @@ int sprd_clk_regmap_init(struct platform_device *pdev, pr_err("%s: failed to get syscon regmap\n", __func__); return PTR_ERR(regmap); } - } else if (of_device_is_compatible(of_get_parent(dev->of_node), - "syscon")) { - regmap = device_node_to_regmap(of_get_parent(dev->of_node)); + } else if (of_device_is_compatible(np = of_get_parent(node), "syscon") || + (of_node_put(np), 0)) { + regmap = device_node_to_regmap(np); + of_node_put(np); if (IS_ERR(regmap)) { dev_err(dev, "failed to get regmap from its parent.\n"); return PTR_ERR(regmap); diff --git a/drivers/clk/tegra/clk-tegra114.c b/drivers/clk/tegra/clk-tegra114.c index bc9e47a4cb60..4e2b26e3e573 100644 --- a/drivers/clk/tegra/clk-tegra114.c +++ b/drivers/clk/tegra/clk-tegra114.c @@ -1317,6 +1317,7 @@ static void __init tegra114_clock_init(struct device_node *np) } pmc_base = of_iomap(node, 0); + of_node_put(node); if (!pmc_base) { pr_err("Can't map pmc registers\n"); WARN_ON(1); diff --git a/drivers/clk/tegra/clk-tegra20.c b/drivers/clk/tegra/clk-tegra20.c index 3664593a5ba4..d246a39a6b4f 100644 --- a/drivers/clk/tegra/clk-tegra20.c +++ b/drivers/clk/tegra/clk-tegra20.c @@ -1128,6 +1128,7 @@ static void __init tegra20_clock_init(struct device_node *np) } pmc_base = of_iomap(node, 0); + of_node_put(node); if (!pmc_base) { pr_err("Can't map pmc registers\n"); BUG(); diff --git a/drivers/clk/tegra/clk-tegra210.c b/drivers/clk/tegra/clk-tegra210.c index b9099012dc7b..499f999e91e1 100644 --- a/drivers/clk/tegra/clk-tegra210.c +++ b/drivers/clk/tegra/clk-tegra210.c @@ -3748,6 +3748,7 @@ static void __init tegra210_clock_init(struct device_node *np) } pmc_base = of_iomap(node, 0); + of_node_put(node); if (!pmc_base) { pr_err("Can't map pmc registers\n"); WARN_ON(1); diff --git a/drivers/clk/ti/clk-dra7-atl.c b/drivers/clk/ti/clk-dra7-atl.c index 8d4c08b034bd..e2e59d78c173 100644 --- a/drivers/clk/ti/clk-dra7-atl.c +++ b/drivers/clk/ti/clk-dra7-atl.c @@ -251,14 +251,16 @@ static int of_dra7_atl_clk_probe(struct platform_device *pdev) if (rc) { pr_err("%s: failed to lookup atl clock %d\n", __func__, i); - return -EINVAL; + ret = -EINVAL; + goto pm_put; } clk = of_clk_get_from_provider(&clkspec); if (IS_ERR(clk)) { pr_err("%s: failed to get atl clock %d from provider\n", __func__, i); - return PTR_ERR(clk); + ret = PTR_ERR(clk); + goto pm_put; } cdesc = to_atl_desc(__clk_get_hw(clk)); @@ -291,8 +293,9 @@ static int of_dra7_atl_clk_probe(struct platform_device *pdev) if (cdesc->enabled) atl_clk_enable(__clk_get_hw(clk)); } - pm_runtime_put_sync(cinfo->dev); +pm_put: + pm_runtime_put_sync(cinfo->dev); return ret; } diff --git a/drivers/clk/zynqmp/clkc.c b/drivers/clk/zynqmp/clkc.c index eb25303eefed..2c9da6623b84 100644 --- a/drivers/clk/zynqmp/clkc.c +++ b/drivers/clk/zynqmp/clkc.c @@ -710,6 +710,13 @@ static void zynqmp_get_clock_info(void) FIELD_PREP(CLK_ATTR_NODE_INDEX, i); zynqmp_pm_clock_get_name(clock[i].clk_id, &name); + + /* + * Terminate with NULL character in case name provided by firmware + * is longer and truncated due to size limit. + */ + name.name[sizeof(name.name) - 1] = '\0'; + if (!strcmp(name.name, RESERVED_CLK_NAME)) continue; strncpy(clock[i].clk_name, name.name, MAX_NAME_LEN); diff --git a/drivers/clk/zynqmp/pll.c b/drivers/clk/zynqmp/pll.c index 036e4ff64a2f..bc066f300345 100644 --- a/drivers/clk/zynqmp/pll.c +++ b/drivers/clk/zynqmp/pll.c @@ -102,26 +102,25 @@ static long zynqmp_pll_round_rate(struct clk_hw *hw, unsigned long rate, unsigned long *prate) { u32 fbdiv; - long rate_div, f; + u32 mult, div; - /* Enable the fractional mode if needed */ - rate_div = (rate * FRAC_DIV) / *prate; - f = rate_div % FRAC_DIV; - if (f) { - if (rate > PS_PLL_VCO_MAX) { - fbdiv = rate / PS_PLL_VCO_MAX; - rate = rate / (fbdiv + 1); - } - if (rate < PS_PLL_VCO_MIN) { - fbdiv = DIV_ROUND_UP(PS_PLL_VCO_MIN, rate); - rate = rate * fbdiv; - } - return rate; + /* Let rate fall inside the range PS_PLL_VCO_MIN ~ PS_PLL_VCO_MAX */ + if (rate > PS_PLL_VCO_MAX) { + div = DIV_ROUND_UP(rate, PS_PLL_VCO_MAX); + rate = rate / div; + } + if (rate < PS_PLL_VCO_MIN) { + mult = DIV_ROUND_UP(PS_PLL_VCO_MIN, rate); + rate = rate * mult; } fbdiv = DIV_ROUND_CLOSEST(rate, *prate); - fbdiv = clamp_t(u32, fbdiv, PLL_FBDIV_MIN, PLL_FBDIV_MAX); - return *prate * fbdiv; + if (fbdiv < PLL_FBDIV_MIN || fbdiv > PLL_FBDIV_MAX) { + fbdiv = clamp_t(u32, fbdiv, PLL_FBDIV_MIN, PLL_FBDIV_MAX); + rate = *prate * fbdiv; + } + + return rate; } /** diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 8a2c6b58b652..c57229c108a7 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -2257,6 +2257,7 @@ static const struct x86_cpu_id intel_pstate_cpu_ids[] = { X86_MATCH(SKYLAKE_X, core_funcs), X86_MATCH(COMETLAKE, core_funcs), X86_MATCH(ICELAKE_X, core_funcs), + X86_MATCH(TIGERLAKE, core_funcs), {} }; MODULE_DEVICE_TABLE(x86cpu, intel_pstate_cpu_ids); diff --git a/drivers/crypto/cavium/cpt/cptpf_main.c b/drivers/crypto/cavium/cpt/cptpf_main.c index 8c32d0eb8fcf..6872ac344001 100644 --- a/drivers/crypto/cavium/cpt/cptpf_main.c +++ b/drivers/crypto/cavium/cpt/cptpf_main.c @@ -253,6 +253,7 @@ static int cpt_ucode_load_fw(struct cpt_device *cpt, const u8 *fw, bool is_ae) const struct firmware *fw_entry; struct device *dev = &cpt->pdev->dev; struct ucode_header *ucode; + unsigned int code_length; struct microcode *mcode; int j, ret = 0; @@ -263,11 +264,12 @@ static int cpt_ucode_load_fw(struct cpt_device *cpt, const u8 *fw, bool is_ae) ucode = (struct ucode_header *)fw_entry->data; mcode = &cpt->mcode[cpt->next_mc_idx]; memcpy(mcode->version, (u8 *)fw_entry->data, CPT_UCODE_VERSION_SZ); - mcode->code_size = ntohl(ucode->code_length) * 2; - if (!mcode->code_size) { + code_length = ntohl(ucode->code_length); + if (code_length == 0 || code_length >= INT_MAX / 2) { ret = -EINVAL; goto fw_release; } + mcode->code_size = code_length * 2; mcode->is_ae = is_ae; mcode->core_mask = 0ULL; diff --git a/drivers/crypto/ccp/ccp-dmaengine.c b/drivers/crypto/ccp/ccp-dmaengine.c index 7d4b4ad1db1f..9f753cb4f5f1 100644 --- a/drivers/crypto/ccp/ccp-dmaengine.c +++ b/drivers/crypto/ccp/ccp-dmaengine.c @@ -641,6 +641,10 @@ static void ccp_dma_release(struct ccp_device *ccp) for (i = 0; i < ccp->cmd_q_count; i++) { chan = ccp->ccp_dma_chan + i; dma_chan = &chan->dma_chan; + + if (dma_chan->client_count) + dma_release_channel(dma_chan); + tasklet_kill(&chan->cleanup_tasklet); list_del_rcu(&dma_chan->device_node); } @@ -766,8 +770,8 @@ void ccp_dmaengine_unregister(struct ccp_device *ccp) if (!dmaengine) return; - dma_async_device_unregister(dma_dev); ccp_dma_release(ccp); + dma_async_device_unregister(dma_dev); kmem_cache_destroy(ccp->dma_desc_cache); kmem_cache_destroy(ccp->dma_cmd_cache); diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c index b616d2d8e773..b8900a5dbf6e 100644 --- a/drivers/crypto/hisilicon/qm.c +++ b/drivers/crypto/hisilicon/qm.c @@ -1888,8 +1888,10 @@ static ssize_t qm_cmd_write(struct file *filp, const char __user *buffer, return ret; /* Judge if the instance is being reset. */ - if (unlikely(atomic_read(&qm->status.flags) == QM_STOP)) - return 0; + if (unlikely(atomic_read(&qm->status.flags) == QM_STOP)) { + ret = 0; + goto put_dfx_access; + } if (count > QM_DBG_WRITE_LEN) { ret = -ENOSPC; diff --git a/drivers/crypto/hisilicon/zip/zip_crypto.c b/drivers/crypto/hisilicon/zip/zip_crypto.c index 9520a4113c81..a91e6e0e9c69 100644 --- a/drivers/crypto/hisilicon/zip/zip_crypto.c +++ b/drivers/crypto/hisilicon/zip/zip_crypto.c @@ -122,12 +122,12 @@ static int sgl_sge_nr_set(const char *val, const struct kernel_param *kp) if (ret || n == 0 || n > HISI_ACC_SGL_SGE_NR_MAX) return -EINVAL; - return param_set_int(val, kp); + return param_set_ushort(val, kp); } static const struct kernel_param_ops sgl_sge_nr_ops = { .set = sgl_sge_nr_set, - .get = param_get_int, + .get = param_get_ushort, }; static u16 sgl_sge_nr = HZIP_SGL_SGE_NR; diff --git a/drivers/crypto/inside-secure/safexcel_hash.c b/drivers/crypto/inside-secure/safexcel_hash.c index bc60b5802256..2124416742f8 100644 --- a/drivers/crypto/inside-secure/safexcel_hash.c +++ b/drivers/crypto/inside-secure/safexcel_hash.c @@ -383,7 +383,7 @@ static int safexcel_ahash_send_req(struct crypto_async_request *async, int ring, u32 x; x = ipad[i] ^ ipad[i + 4]; - cache[i] ^= swab(x); + cache[i] ^= swab32(x); } } cache_len = AES_BLOCK_SIZE; @@ -821,7 +821,7 @@ static int safexcel_ahash_final(struct ahash_request *areq) u32 *result = (void *)areq->result; /* K3 */ - result[i] = swab(ctx->base.ipad.word[i + 4]); + result[i] = swab32(ctx->base.ipad.word[i + 4]); } areq->result[0] ^= 0x80; // 10- padding crypto_cipher_encrypt_one(ctx->kaes, areq->result, areq->result); @@ -2106,7 +2106,7 @@ static int safexcel_xcbcmac_setkey(struct crypto_ahash *tfm, const u8 *key, crypto_cipher_encrypt_one(ctx->kaes, (u8 *)key_tmp + AES_BLOCK_SIZE, "\x3\x3\x3\x3\x3\x3\x3\x3\x3\x3\x3\x3\x3\x3\x3\x3"); for (i = 0; i < 3 * AES_BLOCK_SIZE / sizeof(u32); i++) - ctx->base.ipad.word[i] = swab(key_tmp[i]); + ctx->base.ipad.word[i] = swab32(key_tmp[i]); crypto_cipher_clear_flags(ctx->kaes, CRYPTO_TFM_REQ_MASK); crypto_cipher_set_flags(ctx->kaes, crypto_ahash_get_flags(tfm) & @@ -2189,7 +2189,7 @@ static int safexcel_cmac_setkey(struct crypto_ahash *tfm, const u8 *key, return ret; for (i = 0; i < len / sizeof(u32); i++) - ctx->base.ipad.word[i + 8] = swab(aes.key_enc[i]); + ctx->base.ipad.word[i + 8] = swab32(aes.key_enc[i]); /* precompute the CMAC key material */ crypto_cipher_clear_flags(ctx->kaes, CRYPTO_TFM_REQ_MASK); diff --git a/drivers/crypto/marvell/octeontx/otx_cptpf_ucode.c b/drivers/crypto/marvell/octeontx/otx_cptpf_ucode.c index 40b482198ebc..a765eefb18c2 100644 --- a/drivers/crypto/marvell/octeontx/otx_cptpf_ucode.c +++ b/drivers/crypto/marvell/octeontx/otx_cptpf_ucode.c @@ -286,6 +286,7 @@ static int process_tar_file(struct device *dev, struct tar_ucode_info_t *tar_info; struct otx_cpt_ucode_hdr *ucode_hdr; int ucode_type, ucode_size; + unsigned int code_length; /* * If size is less than microcode header size then don't report @@ -303,7 +304,13 @@ static int process_tar_file(struct device *dev, if (get_ucode_type(ucode_hdr, &ucode_type)) return 0; - ucode_size = ntohl(ucode_hdr->code_length) * 2; + code_length = ntohl(ucode_hdr->code_length); + if (code_length >= INT_MAX / 2) { + dev_err(dev, "Invalid code_length %u\n", code_length); + return -EINVAL; + } + + ucode_size = code_length * 2; if (!ucode_size || (size < round_up(ucode_size, 16) + sizeof(struct otx_cpt_ucode_hdr) + OTX_CPT_UCODE_SIGN_LEN)) { dev_err(dev, "Ucode %s invalid size\n", filename); @@ -886,6 +893,7 @@ static int ucode_load(struct device *dev, struct otx_cpt_ucode *ucode, { struct otx_cpt_ucode_hdr *ucode_hdr; const struct firmware *fw; + unsigned int code_length; int ret; set_ucode_filename(ucode, ucode_filename); @@ -896,7 +904,13 @@ static int ucode_load(struct device *dev, struct otx_cpt_ucode *ucode, ucode_hdr = (struct otx_cpt_ucode_hdr *) fw->data; memcpy(ucode->ver_str, ucode_hdr->ver_str, OTX_CPT_UCODE_VER_STR_SZ); ucode->ver_num = ucode_hdr->ver_num; - ucode->size = ntohl(ucode_hdr->code_length) * 2; + code_length = ntohl(ucode_hdr->code_length); + if (code_length >= INT_MAX / 2) { + dev_err(dev, "Ucode invalid code_length %u\n", code_length); + ret = -EINVAL; + goto release_fw; + } + ucode->size = code_length * 2; if (!ucode->size || (fw->size < round_up(ucode->size, 16) + sizeof(struct otx_cpt_ucode_hdr) + OTX_CPT_UCODE_SIGN_LEN)) { dev_err(dev, "Ucode %s invalid size\n", ucode_filename); diff --git a/drivers/crypto/qat/qat_common/adf_gen4_hw_data.h b/drivers/crypto/qat/qat_common/adf_gen4_hw_data.h index b8fca1ff7aab..0b7086cae00b 100644 --- a/drivers/crypto/qat/qat_common/adf_gen4_hw_data.h +++ b/drivers/crypto/qat/qat_common/adf_gen4_hw_data.h @@ -99,7 +99,7 @@ do { \ * Timeout is in cycles. Clock speed may vary across products but this * value should be a few milli-seconds. */ -#define ADF_SSM_WDT_DEFAULT_VALUE 0x200000 +#define ADF_SSM_WDT_DEFAULT_VALUE 0x7000000ULL #define ADF_SSM_WDT_PKE_DEFAULT_VALUE 0x8000000 #define ADF_SSMWDTL_OFFSET 0x54 #define ADF_SSMWDTH_OFFSET 0x5C diff --git a/drivers/crypto/qat/qat_common/qat_algs.c b/drivers/crypto/qat/qat_common/qat_algs.c index 873533dc43a7..9abdaf7cd2cf 100644 --- a/drivers/crypto/qat/qat_common/qat_algs.c +++ b/drivers/crypto/qat/qat_common/qat_algs.c @@ -673,11 +673,14 @@ static void qat_alg_free_bufl(struct qat_crypto_instance *inst, dma_addr_t blpout = qat_req->buf.bloutp; size_t sz = qat_req->buf.sz; size_t sz_out = qat_req->buf.sz_out; + int bl_dma_dir; int i; + bl_dma_dir = blp != blpout ? DMA_TO_DEVICE : DMA_BIDIRECTIONAL; + for (i = 0; i < bl->num_bufs; i++) dma_unmap_single(dev, bl->bufers[i].addr, - bl->bufers[i].len, DMA_BIDIRECTIONAL); + bl->bufers[i].len, bl_dma_dir); dma_unmap_single(dev, blp, sz, DMA_TO_DEVICE); @@ -691,7 +694,7 @@ static void qat_alg_free_bufl(struct qat_crypto_instance *inst, for (i = bufless; i < blout->num_bufs; i++) { dma_unmap_single(dev, blout->bufers[i].addr, blout->bufers[i].len, - DMA_BIDIRECTIONAL); + DMA_FROM_DEVICE); } dma_unmap_single(dev, blpout, sz_out, DMA_TO_DEVICE); @@ -715,6 +718,7 @@ static int qat_alg_sgl_to_bufl(struct qat_crypto_instance *inst, struct scatterlist *sg; size_t sz_out, sz = struct_size(bufl, bufers, n); int node = dev_to_node(&GET_DEV(inst->accel_dev)); + int bufl_dma_dir; if (unlikely(!n)) return -EINVAL; @@ -732,6 +736,8 @@ static int qat_alg_sgl_to_bufl(struct qat_crypto_instance *inst, qat_req->buf.sgl_src_valid = true; } + bufl_dma_dir = sgl != sglout ? DMA_TO_DEVICE : DMA_BIDIRECTIONAL; + for_each_sg(sgl, sg, n, i) bufl->bufers[i].addr = DMA_MAPPING_ERROR; @@ -743,7 +749,7 @@ static int qat_alg_sgl_to_bufl(struct qat_crypto_instance *inst, bufl->bufers[y].addr = dma_map_single(dev, sg_virt(sg), sg->length, - DMA_BIDIRECTIONAL); + bufl_dma_dir); bufl->bufers[y].len = sg->length; if (unlikely(dma_mapping_error(dev, bufl->bufers[y].addr))) goto err_in; @@ -786,7 +792,7 @@ static int qat_alg_sgl_to_bufl(struct qat_crypto_instance *inst, bufers[y].addr = dma_map_single(dev, sg_virt(sg), sg->length, - DMA_BIDIRECTIONAL); + DMA_FROM_DEVICE); if (unlikely(dma_mapping_error(dev, bufers[y].addr))) goto err_out; bufers[y].len = sg->length; @@ -816,7 +822,7 @@ static int qat_alg_sgl_to_bufl(struct qat_crypto_instance *inst, if (!dma_mapping_error(dev, buflout->bufers[i].addr)) dma_unmap_single(dev, buflout->bufers[i].addr, buflout->bufers[i].len, - DMA_BIDIRECTIONAL); + DMA_FROM_DEVICE); if (!qat_req->buf.sgl_dst_valid) kfree(buflout); @@ -830,7 +836,7 @@ static int qat_alg_sgl_to_bufl(struct qat_crypto_instance *inst, if (!dma_mapping_error(dev, bufl->bufers[i].addr)) dma_unmap_single(dev, bufl->bufers[i].addr, bufl->bufers[i].len, - DMA_BIDIRECTIONAL); + bufl_dma_dir); if (!qat_req->buf.sgl_src_valid) kfree(bufl); diff --git a/drivers/crypto/sahara.c b/drivers/crypto/sahara.c index 457084b344c1..b07ae4ba165e 100644 --- a/drivers/crypto/sahara.c +++ b/drivers/crypto/sahara.c @@ -26,10 +26,10 @@ #include <linux/kernel.h> #include <linux/kthread.h> #include <linux/module.h> -#include <linux/mutex.h> #include <linux/of.h> #include <linux/of_device.h> #include <linux/platform_device.h> +#include <linux/spinlock.h> #define SHA_BUFFER_LEN PAGE_SIZE #define SAHARA_MAX_SHA_BLOCK_SIZE SHA256_BLOCK_SIZE @@ -196,7 +196,7 @@ struct sahara_dev { void __iomem *regs_base; struct clk *clk_ipg; struct clk *clk_ahb; - struct mutex queue_mutex; + spinlock_t queue_spinlock; struct task_struct *kthread; struct completion dma_completion; @@ -642,9 +642,9 @@ static int sahara_aes_crypt(struct skcipher_request *req, unsigned long mode) rctx->mode = mode; - mutex_lock(&dev->queue_mutex); + spin_lock_bh(&dev->queue_spinlock); err = crypto_enqueue_request(&dev->queue, &req->base); - mutex_unlock(&dev->queue_mutex); + spin_unlock_bh(&dev->queue_spinlock); wake_up_process(dev->kthread); @@ -1043,10 +1043,10 @@ static int sahara_queue_manage(void *data) do { __set_current_state(TASK_INTERRUPTIBLE); - mutex_lock(&dev->queue_mutex); + spin_lock_bh(&dev->queue_spinlock); backlog = crypto_get_backlog(&dev->queue); async_req = crypto_dequeue_request(&dev->queue); - mutex_unlock(&dev->queue_mutex); + spin_unlock_bh(&dev->queue_spinlock); if (backlog) backlog->complete(backlog, -EINPROGRESS); @@ -1092,9 +1092,9 @@ static int sahara_sha_enqueue(struct ahash_request *req, int last) rctx->first = 1; } - mutex_lock(&dev->queue_mutex); + spin_lock_bh(&dev->queue_spinlock); ret = crypto_enqueue_request(&dev->queue, &req->base); - mutex_unlock(&dev->queue_mutex); + spin_unlock_bh(&dev->queue_spinlock); wake_up_process(dev->kthread); @@ -1449,7 +1449,7 @@ static int sahara_probe(struct platform_device *pdev) crypto_init_queue(&dev->queue, SAHARA_QUEUE_LENGTH); - mutex_init(&dev->queue_mutex); + spin_lock_init(&dev->queue_spinlock); dev_ptr = dev; diff --git a/drivers/dma-buf/udmabuf.c b/drivers/dma-buf/udmabuf.c index 38e8767ec371..bf11d32205f3 100644 --- a/drivers/dma-buf/udmabuf.c +++ b/drivers/dma-buf/udmabuf.c @@ -124,17 +124,20 @@ static int begin_cpu_udmabuf(struct dma_buf *buf, { struct udmabuf *ubuf = buf->priv; struct device *dev = ubuf->device->this_device; + int ret = 0; if (!ubuf->sg) { ubuf->sg = get_sg_table(dev, buf, direction); - if (IS_ERR(ubuf->sg)) - return PTR_ERR(ubuf->sg); + if (IS_ERR(ubuf->sg)) { + ret = PTR_ERR(ubuf->sg); + ubuf->sg = NULL; + } } else { dma_sync_sg_for_cpu(dev, ubuf->sg->sgl, ubuf->sg->nents, direction); } - return 0; + return ret; } static int end_cpu_udmabuf(struct dma_buf *buf, diff --git a/drivers/dma/hisi_dma.c b/drivers/dma/hisi_dma.c index f680e9b40bf7..df6be7ca340c 100644 --- a/drivers/dma/hisi_dma.c +++ b/drivers/dma/hisi_dma.c @@ -180,7 +180,8 @@ static void hisi_dma_reset_qp_point(struct hisi_dma_dev *hdma_dev, u32 index) hisi_dma_chan_write(hdma_dev->base, HISI_DMA_CQ_HEAD_PTR, index, 0); } -static void hisi_dma_reset_hw_chan(struct hisi_dma_chan *chan) +static void hisi_dma_reset_or_disable_hw_chan(struct hisi_dma_chan *chan, + bool disable) { struct hisi_dma_dev *hdma_dev = chan->hdma_dev; u32 index = chan->qp_num, tmp; @@ -201,8 +202,11 @@ static void hisi_dma_reset_hw_chan(struct hisi_dma_chan *chan) hisi_dma_do_reset(hdma_dev, index); hisi_dma_reset_qp_point(hdma_dev, index); hisi_dma_pause_dma(hdma_dev, index, false); - hisi_dma_enable_dma(hdma_dev, index, true); - hisi_dma_unmask_irq(hdma_dev, index); + + if (!disable) { + hisi_dma_enable_dma(hdma_dev, index, true); + hisi_dma_unmask_irq(hdma_dev, index); + } ret = readl_relaxed_poll_timeout(hdma_dev->base + HISI_DMA_Q_FSM_STS + index * HISI_DMA_OFFSET, tmp, @@ -218,7 +222,7 @@ static void hisi_dma_free_chan_resources(struct dma_chan *c) struct hisi_dma_chan *chan = to_hisi_dma_chan(c); struct hisi_dma_dev *hdma_dev = chan->hdma_dev; - hisi_dma_reset_hw_chan(chan); + hisi_dma_reset_or_disable_hw_chan(chan, false); vchan_free_chan_resources(&chan->vc); memset(chan->sq, 0, sizeof(struct hisi_dma_sqe) * hdma_dev->chan_depth); @@ -267,7 +271,6 @@ static void hisi_dma_start_transfer(struct hisi_dma_chan *chan) vd = vchan_next_desc(&chan->vc); if (!vd) { - dev_err(&hdma_dev->pdev->dev, "no issued task!\n"); chan->desc = NULL; return; } @@ -299,7 +302,7 @@ static void hisi_dma_issue_pending(struct dma_chan *c) spin_lock_irqsave(&chan->vc.lock, flags); - if (vchan_issue_pending(&chan->vc)) + if (vchan_issue_pending(&chan->vc) && !chan->desc) hisi_dma_start_transfer(chan); spin_unlock_irqrestore(&chan->vc.lock, flags); @@ -394,7 +397,7 @@ static void hisi_dma_enable_qp(struct hisi_dma_dev *hdma_dev, u32 qp_index) static void hisi_dma_disable_qp(struct hisi_dma_dev *hdma_dev, u32 qp_index) { - hisi_dma_reset_hw_chan(&hdma_dev->chan[qp_index]); + hisi_dma_reset_or_disable_hw_chan(&hdma_dev->chan[qp_index], true); } static void hisi_dma_enable_qps(struct hisi_dma_dev *hdma_dev) @@ -432,18 +435,15 @@ static irqreturn_t hisi_dma_irq(int irq, void *data) desc = chan->desc; cqe = chan->cq + chan->cq_head; if (desc) { + chan->cq_head = (chan->cq_head + 1) % hdma_dev->chan_depth; + hisi_dma_chan_write(hdma_dev->base, HISI_DMA_CQ_HEAD_PTR, + chan->qp_num, chan->cq_head); if (FIELD_GET(STATUS_MASK, cqe->w0) == STATUS_SUCC) { - chan->cq_head = (chan->cq_head + 1) % - hdma_dev->chan_depth; - hisi_dma_chan_write(hdma_dev->base, - HISI_DMA_CQ_HEAD_PTR, chan->qp_num, - chan->cq_head); vchan_cookie_complete(&desc->vd); + hisi_dma_start_transfer(chan); } else { dev_err(&hdma_dev->pdev->dev, "task error!\n"); } - - chan->desc = NULL; } spin_unlock(&chan->vc.lock); diff --git a/drivers/dma/ioat/dma.c b/drivers/dma/ioat/dma.c index 37ff4ec7db76..e2070df6cad2 100644 --- a/drivers/dma/ioat/dma.c +++ b/drivers/dma/ioat/dma.c @@ -656,7 +656,7 @@ static void __cleanup(struct ioatdma_chan *ioat_chan, dma_addr_t phys_complete) if (active - i == 0) { dev_dbg(to_dev(ioat_chan), "%s: cancel completion timeout\n", __func__); - mod_timer(&ioat_chan->timer, jiffies + IDLE_TIMEOUT); + mod_timer_pending(&ioat_chan->timer, jiffies + IDLE_TIMEOUT); } /* microsecond delay by sysfs variable per pending descriptor */ @@ -682,7 +682,7 @@ static void ioat_cleanup(struct ioatdma_chan *ioat_chan) if (chanerr & (IOAT_CHANERR_HANDLE_MASK | IOAT_CHANERR_RECOVER_MASK)) { - mod_timer(&ioat_chan->timer, jiffies + IDLE_TIMEOUT); + mod_timer_pending(&ioat_chan->timer, jiffies + IDLE_TIMEOUT); ioat_eh(ioat_chan); } } @@ -879,7 +879,7 @@ static void check_active(struct ioatdma_chan *ioat_chan) } if (test_and_clear_bit(IOAT_CHAN_ACTIVE, &ioat_chan->state)) - mod_timer(&ioat_chan->timer, jiffies + IDLE_TIMEOUT); + mod_timer_pending(&ioat_chan->timer, jiffies + IDLE_TIMEOUT); } static void ioat_reboot_chan(struct ioatdma_chan *ioat_chan) diff --git a/drivers/dma/mxs-dma.c b/drivers/dma/mxs-dma.c index 994fc4d2aca4..dc147cc2436e 100644 --- a/drivers/dma/mxs-dma.c +++ b/drivers/dma/mxs-dma.c @@ -670,7 +670,7 @@ static enum dma_status mxs_dma_tx_status(struct dma_chan *chan, return mxs_chan->status; } -static int __init mxs_dma_init(struct mxs_dma_engine *mxs_dma) +static int mxs_dma_init(struct mxs_dma_engine *mxs_dma) { int ret; @@ -741,7 +741,7 @@ static struct dma_chan *mxs_dma_xlate(struct of_phandle_args *dma_spec, ofdma->of_node); } -static int __init mxs_dma_probe(struct platform_device *pdev) +static int mxs_dma_probe(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; const struct mxs_dma_type *dma_type; @@ -839,10 +839,7 @@ static struct platform_driver mxs_dma_driver = { .name = "mxs-dma", .of_match_table = mxs_dma_dt_ids, }, + .probe = mxs_dma_probe, }; -static int __init mxs_dma_module_init(void) -{ - return platform_driver_probe(&mxs_dma_driver, mxs_dma_probe); -} -subsys_initcall(mxs_dma_module_init); +builtin_platform_driver(mxs_dma_driver); diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index 041d8e32d630..75f2a0006c73 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -300,8 +300,6 @@ struct udma_chan { struct udma_tx_drain tx_drain; - u32 bcnt; /* number of bytes completed since the start of the channel */ - /* Channel configuration parameters */ struct udma_chan_config config; @@ -757,6 +755,20 @@ static void udma_reset_rings(struct udma_chan *uc) } } +static void udma_decrement_byte_counters(struct udma_chan *uc, u32 val) +{ + if (uc->desc->dir == DMA_DEV_TO_MEM) { + udma_rchanrt_write(uc, UDMA_CHAN_RT_BCNT_REG, val); + udma_rchanrt_write(uc, UDMA_CHAN_RT_SBCNT_REG, val); + udma_rchanrt_write(uc, UDMA_CHAN_RT_PEER_BCNT_REG, val); + } else { + udma_tchanrt_write(uc, UDMA_CHAN_RT_BCNT_REG, val); + udma_tchanrt_write(uc, UDMA_CHAN_RT_SBCNT_REG, val); + if (!uc->bchan) + udma_tchanrt_write(uc, UDMA_CHAN_RT_PEER_BCNT_REG, val); + } +} + static void udma_reset_counters(struct udma_chan *uc) { u32 val; @@ -790,8 +802,6 @@ static void udma_reset_counters(struct udma_chan *uc) val = udma_rchanrt_read(uc, UDMA_CHAN_RT_PEER_BCNT_REG); udma_rchanrt_write(uc, UDMA_CHAN_RT_PEER_BCNT_REG, val); } - - uc->bcnt = 0; } static int udma_reset_chan(struct udma_chan *uc, bool hard) @@ -1115,7 +1125,7 @@ static void udma_check_tx_completion(struct work_struct *work) if (uc->desc) { struct udma_desc *d = uc->desc; - uc->bcnt += d->residue; + udma_decrement_byte_counters(uc, d->residue); udma_start(uc); vchan_cookie_complete(&d->vd); break; @@ -1168,7 +1178,7 @@ static irqreturn_t udma_ring_irq_handler(int irq, void *data) vchan_cyclic_callback(&d->vd); } else { if (udma_is_desc_really_done(uc, d)) { - uc->bcnt += d->residue; + udma_decrement_byte_counters(uc, d->residue); udma_start(uc); vchan_cookie_complete(&d->vd); } else { @@ -1204,7 +1214,7 @@ static irqreturn_t udma_udma_irq_handler(int irq, void *data) vchan_cyclic_callback(&d->vd); } else { /* TODO: figure out the real amount of data */ - uc->bcnt += d->residue; + udma_decrement_byte_counters(uc, d->residue); udma_start(uc); vchan_cookie_complete(&d->vd); } @@ -3811,7 +3821,6 @@ static enum dma_status udma_tx_status(struct dma_chan *chan, bcnt = udma_tchanrt_read(uc, UDMA_CHAN_RT_BCNT_REG); } - bcnt -= uc->bcnt; if (bcnt && !(bcnt % uc->desc->residue)) residue = 0; else diff --git a/drivers/firmware/efi/libstub/fdt.c b/drivers/firmware/efi/libstub/fdt.c index fe567be0f118..804f542be3f2 100644 --- a/drivers/firmware/efi/libstub/fdt.c +++ b/drivers/firmware/efi/libstub/fdt.c @@ -280,14 +280,6 @@ efi_status_t allocate_new_fdt_and_exit_boot(void *handle, goto fail; } - /* - * Now that we have done our final memory allocation (and free) - * we can get the memory map key needed for exit_boot_services(). - */ - status = efi_get_memory_map(&map); - if (status != EFI_SUCCESS) - goto fail_free_new_fdt; - status = update_fdt((void *)fdt_addr, fdt_size, (void *)*new_fdt_addr, MAX_FDT_SIZE, cmdline_ptr, initrd_addr, initrd_size); diff --git a/drivers/firmware/google/gsmi.c b/drivers/firmware/google/gsmi.c index adaa492c3d2d..4e2575dfeb90 100644 --- a/drivers/firmware/google/gsmi.c +++ b/drivers/firmware/google/gsmi.c @@ -681,6 +681,15 @@ static struct notifier_block gsmi_die_notifier = { static int gsmi_panic_callback(struct notifier_block *nb, unsigned long reason, void *arg) { + + /* + * Panic callbacks are executed with all other CPUs stopped, + * so we must not attempt to spin waiting for gsmi_dev.lock + * to be released. + */ + if (spin_is_locked(&gsmi_dev.lock)) + return NOTIFY_DONE; + gsmi_shutdown_reason(GSMI_SHUTDOWN_PANIC); return NOTIFY_DONE; } diff --git a/drivers/fpga/dfl.c b/drivers/fpga/dfl.c index f86666cf2c6a..c38143ef23c6 100644 --- a/drivers/fpga/dfl.c +++ b/drivers/fpga/dfl.c @@ -1864,7 +1864,7 @@ long dfl_feature_ioctl_set_irq(struct platform_device *pdev, return -EINVAL; fds = memdup_user((void __user *)(arg + sizeof(hdr)), - hdr.count * sizeof(s32)); + array_size(hdr.count, sizeof(s32))); if (IS_ERR(fds)) return PTR_ERR(fds); diff --git a/drivers/fsi/fsi-core.c b/drivers/fsi/fsi-core.c index 59ddc9fd5bca..92e6eebd1851 100644 --- a/drivers/fsi/fsi-core.c +++ b/drivers/fsi/fsi-core.c @@ -1309,6 +1309,9 @@ int fsi_master_register(struct fsi_master *master) mutex_init(&master->scan_lock); master->idx = ida_simple_get(&master_ida, 0, INT_MAX, GFP_KERNEL); + if (master->idx < 0) + return master->idx; + dev_set_name(&master->dev, "fsi%d", master->idx); master->dev.class = &fsi_master_class; diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c index f31b0947eaaa..d32928c1efe0 100644 --- a/drivers/gpio/gpio-rockchip.c +++ b/drivers/gpio/gpio-rockchip.c @@ -19,6 +19,7 @@ #include <linux/of_address.h> #include <linux/of_device.h> #include <linux/of_irq.h> +#include <linux/pinctrl/consumer.h> #include <linux/pinctrl/pinconf-generic.h> #include <linux/regmap.h> @@ -155,6 +156,12 @@ static int rockchip_gpio_set_direction(struct gpio_chip *chip, unsigned long flags; u32 data = input ? 0 : 1; + + if (input) + pinctrl_gpio_direction_input(bank->pin_base + offset); + else + pinctrl_gpio_direction_output(bank->pin_base + offset); + raw_spin_lock_irqsave(&bank->slock, flags); rockchip_gpio_writel_bit(bank, offset, data, bank->gpio_regs->port_ddr); raw_spin_unlock_irqrestore(&bank->slock, flags); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c index a09876bb7ec8..4b1d62ebf8dd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c @@ -1671,10 +1671,12 @@ amdgpu_connector_add(struct amdgpu_device *adev, adev->mode_info.dither_property, AMDGPU_FMT_DITHER_DISABLE); - if (amdgpu_audio != 0) + if (amdgpu_audio != 0) { drm_object_attach_property(&amdgpu_connector->base.base, adev->mode_info.audio_property, AMDGPU_AUDIO_AUTO); + amdgpu_connector->audio = AMDGPU_AUDIO_AUTO; + } subpixel_order = SubPixelHorizontalRGB; connector->interlace_allowed = true; @@ -1796,6 +1798,7 @@ amdgpu_connector_add(struct amdgpu_device *adev, drm_object_attach_property(&amdgpu_connector->base.base, adev->mode_info.audio_property, AMDGPU_AUDIO_AUTO); + amdgpu_connector->audio = AMDGPU_AUDIO_AUTO; } drm_object_attach_property(&amdgpu_connector->base.base, adev->mode_info.dither_property, @@ -1849,6 +1852,7 @@ amdgpu_connector_add(struct amdgpu_device *adev, drm_object_attach_property(&amdgpu_connector->base.base, adev->mode_info.audio_property, AMDGPU_AUDIO_AUTO); + amdgpu_connector->audio = AMDGPU_AUDIO_AUTO; } drm_object_attach_property(&amdgpu_connector->base.base, adev->mode_info.dither_property, @@ -1899,6 +1903,7 @@ amdgpu_connector_add(struct amdgpu_device *adev, drm_object_attach_property(&amdgpu_connector->base.base, adev->mode_info.audio_property, AMDGPU_AUDIO_AUTO); + amdgpu_connector->audio = AMDGPU_AUDIO_AUTO; } drm_object_attach_property(&amdgpu_connector->base.base, adev->mode_info.dither_property, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index d3d2c214554e..d2286a83e302 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -35,8 +35,6 @@ #include <linux/pci.h> #include <linux/pm_runtime.h> #include <drm/drm_crtc_helper.h> -#include <drm/drm_damage_helper.h> -#include <drm/drm_drv.h> #include <drm/drm_edid.h> #include <drm/drm_gem_framebuffer_helper.h> #include <drm/drm_fb_helper.h> @@ -494,12 +492,6 @@ static const struct drm_framebuffer_funcs amdgpu_fb_funcs = { .create_handle = drm_gem_fb_create_handle, }; -static const struct drm_framebuffer_funcs amdgpu_fb_funcs_atomic = { - .destroy = drm_gem_fb_destroy, - .create_handle = drm_gem_fb_create_handle, - .dirty = drm_atomic_helper_dirtyfb, -}; - uint32_t amdgpu_display_supported_domains(struct amdgpu_device *adev, uint64_t bo_flags) { @@ -1117,10 +1109,8 @@ int amdgpu_display_gem_fb_verify_and_init( if (ret) goto err; - if (drm_drv_uses_atomic_modeset(dev)) - ret = drm_framebuffer_init(dev, &rfb->base, &amdgpu_fb_funcs_atomic); - else - ret = drm_framebuffer_init(dev, &rfb->base, &amdgpu_fb_funcs); + ret = drm_framebuffer_init(dev, &rfb->base, &amdgpu_fb_funcs); + if (ret) goto err; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index f65b4b233ffb..28dea2eb61c7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -2415,8 +2415,11 @@ static int amdgpu_pmops_runtime_resume(struct device *dev) amdgpu_device_baco_exit(drm_dev); } ret = amdgpu_device_resume(drm_dev, false); - if (ret) + if (ret) { + if (amdgpu_device_supports_px(drm_dev)) + pci_disable_device(pdev); return ret; + } if (amdgpu_device_supports_px(drm_dev)) drm_dev->switch_power_state = DRM_SWITCH_POWER_ON; diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index c826fc493e0f..d9f99212e624 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1307,13 +1307,21 @@ static struct hpd_rx_irq_offload_work_queue *hpd_rx_irq_create_workqueue(struct if (hpd_rx_offload_wq[i].wq == NULL) { DRM_ERROR("create amdgpu_dm_hpd_rx_offload_wq fail!"); - return NULL; + goto out_err; } spin_lock_init(&hpd_rx_offload_wq[i].offload_lock); } return hpd_rx_offload_wq; + +out_err: + for (i = 0; i < max_caps; i++) { + if (hpd_rx_offload_wq[i].wq) + destroy_workqueue(hpd_rx_offload_wq[i].wq); + } + kfree(hpd_rx_offload_wq); + return NULL; } struct amdgpu_stutter_quirk { @@ -8860,15 +8868,15 @@ static void amdgpu_dm_handle_vrr_transition(struct dm_crtc_state *old_state, * We also need vupdate irq for the actual core vblank handling * at end of vblank. */ - dm_set_vupdate_irq(new_state->base.crtc, true); - drm_crtc_vblank_get(new_state->base.crtc); + WARN_ON(dm_set_vupdate_irq(new_state->base.crtc, true) != 0); + WARN_ON(drm_crtc_vblank_get(new_state->base.crtc) != 0); DRM_DEBUG_DRIVER("%s: crtc=%u VRR off->on: Get vblank ref\n", __func__, new_state->base.crtc->base.id); } else if (old_vrr_active && !new_vrr_active) { /* Transition VRR active -> inactive: * Allow vblank irq disable again for fixed refresh rate. */ - dm_set_vupdate_irq(new_state->base.crtc, false); + WARN_ON(dm_set_vupdate_irq(new_state->base.crtc, false) != 0); drm_crtc_vblank_put(new_state->base.crtc); DRM_DEBUG_DRIVER("%s: crtc=%u VRR on->off: Drop vblank ref\n", __func__, new_state->base.crtc->base.id); @@ -9604,23 +9612,6 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) mutex_unlock(&dm->dc_lock); } - /* Count number of newly disabled CRTCs for dropping PM refs later. */ - for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, - new_crtc_state, i) { - if (old_crtc_state->active && !new_crtc_state->active) - crtc_disable_count++; - - dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); - dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); - - /* For freesync config update on crtc state and params for irq */ - update_stream_irq_parameters(dm, dm_new_crtc_state); - - /* Handle vrr on->off / off->on transitions */ - amdgpu_dm_handle_vrr_transition(dm_old_crtc_state, - dm_new_crtc_state); - } - /** * Enable interrupts for CRTCs that are newly enabled or went through * a modeset. It was intentionally deferred until after the front end @@ -9630,16 +9621,29 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); #ifdef CONFIG_DEBUG_FS - bool configure_crc = false; enum amdgpu_dm_pipe_crc_source cur_crc_src; #if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) - struct crc_rd_work *crc_rd_wrk = dm->crc_rd_wrk; + struct crc_rd_work *crc_rd_wrk; +#endif +#endif + /* Count number of newly disabled CRTCs for dropping PM refs later. */ + if (old_crtc_state->active && !new_crtc_state->active) + crtc_disable_count++; + + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + dm_old_crtc_state = to_dm_crtc_state(old_crtc_state); + + /* For freesync config update on crtc state and params for irq */ + update_stream_irq_parameters(dm, dm_new_crtc_state); + +#ifdef CONFIG_DEBUG_FS +#if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) + crc_rd_wrk = dm->crc_rd_wrk; #endif spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); cur_crc_src = acrtc->dm_irq_params.crc_src; spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); #endif - dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); if (new_crtc_state->active && (!old_crtc_state->active || @@ -9647,16 +9651,19 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) dc_stream_retain(dm_new_crtc_state->stream); acrtc->dm_irq_params.stream = dm_new_crtc_state->stream; manage_dm_interrupts(adev, acrtc, true); + } + /* Handle vrr on->off / off->on transitions */ + amdgpu_dm_handle_vrr_transition(dm_old_crtc_state, dm_new_crtc_state); #ifdef CONFIG_DEBUG_FS + if (new_crtc_state->active && + (!old_crtc_state->active || + drm_atomic_crtc_needs_modeset(new_crtc_state))) { /** * Frontend may have changed so reapply the CRC capture * settings for the stream. */ - dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); - if (amdgpu_dm_is_valid_crc_source(cur_crc_src)) { - configure_crc = true; #if defined(CONFIG_DRM_AMD_SECURE_DISPLAY) if (amdgpu_dm_crc_window_is_activated(crtc)) { spin_lock_irqsave(&adev_to_drm(adev)->event_lock, flags); @@ -9668,14 +9675,12 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) spin_unlock_irqrestore(&adev_to_drm(adev)->event_lock, flags); } #endif - } - - if (configure_crc) if (amdgpu_dm_crtc_configure_crc_source( crtc, dm_new_crtc_state, cur_crc_src)) DRM_DEBUG_DRIVER("Failed to configure crc source"); -#endif + } } +#endif } for_each_new_crtc_in_state(state, crtc, new_crtc_state, j) diff --git a/drivers/gpu/drm/amd/display/dc/calcs/bw_fixed.c b/drivers/gpu/drm/amd/display/dc/calcs/bw_fixed.c index 6ca288fb5fb9..2d46bc527b21 100644 --- a/drivers/gpu/drm/amd/display/dc/calcs/bw_fixed.c +++ b/drivers/gpu/drm/amd/display/dc/calcs/bw_fixed.c @@ -26,12 +26,12 @@ #include "bw_fixed.h" -#define MIN_I64 \ - (int64_t)(-(1LL << 63)) - #define MAX_I64 \ (int64_t)((1ULL << 63) - 1) +#define MIN_I64 \ + (-MAX_I64 - 1) + #define FRACTIONAL_PART_MASK \ ((1ULL << BW_FIXED_BITS_PER_FRACTIONAL_PART) - 1) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 1bde9d4e82d4..6c9378208127 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -2462,11 +2462,8 @@ static void copy_stream_update_to_stream(struct dc *dc, if (update->abm_level) stream->abm_level = *update->abm_level; - if (update->periodic_interrupt0) - stream->periodic_interrupt0 = *update->periodic_interrupt0; - - if (update->periodic_interrupt1) - stream->periodic_interrupt1 = *update->periodic_interrupt1; + if (update->periodic_interrupt) + stream->periodic_interrupt = *update->periodic_interrupt; if (update->gamut_remap) stream->gamut_remap_matrix = *update->gamut_remap; @@ -2550,13 +2547,8 @@ static void commit_planes_do_stream_update(struct dc *dc, if (!pipe_ctx->top_pipe && !pipe_ctx->prev_odm_pipe && pipe_ctx->stream == stream) { - if (stream_update->periodic_interrupt0 && - dc->hwss.setup_periodic_interrupt) - dc->hwss.setup_periodic_interrupt(dc, pipe_ctx, VLINE0); - - if (stream_update->periodic_interrupt1 && - dc->hwss.setup_periodic_interrupt) - dc->hwss.setup_periodic_interrupt(dc, pipe_ctx, VLINE1); + if (stream_update->periodic_interrupt && dc->hwss.setup_periodic_interrupt) + dc->hwss.setup_periodic_interrupt(dc, pipe_ctx); if ((stream_update->hdr_static_metadata && !stream->use_dynamic_meta) || stream_update->vrr_infopacket || diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h index b8ebc1f09538..7644f0e747d3 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_stream.h +++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h @@ -193,8 +193,7 @@ struct dc_stream_state { /* DMCU info */ unsigned int abm_level; - struct periodic_interrupt_config periodic_interrupt0; - struct periodic_interrupt_config periodic_interrupt1; + struct periodic_interrupt_config periodic_interrupt; /* from core_stream struct */ struct dc_context *ctx; @@ -260,8 +259,7 @@ struct dc_stream_update { struct dc_info_packet *hdr_static_metadata; unsigned int *abm_level; - struct periodic_interrupt_config *periodic_interrupt0; - struct periodic_interrupt_config *periodic_interrupt1; + struct periodic_interrupt_config *periodic_interrupt; struct dc_info_packet *vrr_infopacket; struct dc_info_packet *vsc_infopacket; diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index 93f31e4aeecb..91ab4dbbe1a6 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -3517,7 +3517,7 @@ void dcn10_calc_vupdate_position( { const struct dc_crtc_timing *dc_crtc_timing = &pipe_ctx->stream->timing; int vline_int_offset_from_vupdate = - pipe_ctx->stream->periodic_interrupt0.lines_offset; + pipe_ctx->stream->periodic_interrupt.lines_offset; int vupdate_offset_from_vsync = dc->hwss.get_vupdate_offset_from_vsync(pipe_ctx); int start_position; @@ -3542,18 +3542,10 @@ void dcn10_calc_vupdate_position( static void dcn10_cal_vline_position( struct dc *dc, struct pipe_ctx *pipe_ctx, - enum vline_select vline, uint32_t *start_line, uint32_t *end_line) { - enum vertical_interrupt_ref_point ref_point = INVALID_POINT; - - if (vline == VLINE0) - ref_point = pipe_ctx->stream->periodic_interrupt0.ref_point; - else if (vline == VLINE1) - ref_point = pipe_ctx->stream->periodic_interrupt1.ref_point; - - switch (ref_point) { + switch (pipe_ctx->stream->periodic_interrupt.ref_point) { case START_V_UPDATE: dcn10_calc_vupdate_position( dc, @@ -3562,7 +3554,9 @@ static void dcn10_cal_vline_position( end_line); break; case START_V_SYNC: - // Suppose to do nothing because vsync is 0; + // vsync is line 0 so start_line is just the requested line offset + *start_line = pipe_ctx->stream->periodic_interrupt.lines_offset; + *end_line = *start_line + 2; break; default: ASSERT(0); @@ -3572,24 +3566,15 @@ static void dcn10_cal_vline_position( void dcn10_setup_periodic_interrupt( struct dc *dc, - struct pipe_ctx *pipe_ctx, - enum vline_select vline) + struct pipe_ctx *pipe_ctx) { struct timing_generator *tg = pipe_ctx->stream_res.tg; + uint32_t start_line = 0; + uint32_t end_line = 0; - if (vline == VLINE0) { - uint32_t start_line = 0; - uint32_t end_line = 0; + dcn10_cal_vline_position(dc, pipe_ctx, &start_line, &end_line); - dcn10_cal_vline_position(dc, pipe_ctx, vline, &start_line, &end_line); - - tg->funcs->setup_vertical_interrupt0(tg, start_line, end_line); - - } else if (vline == VLINE1) { - pipe_ctx->stream_res.tg->funcs->setup_vertical_interrupt1( - tg, - pipe_ctx->stream->periodic_interrupt1.lines_offset); - } + tg->funcs->setup_vertical_interrupt0(tg, start_line, end_line); } void dcn10_setup_vupdate_interrupt(struct dc *dc, struct pipe_ctx *pipe_ctx) diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.h index 9ae07c77fdc0..0ef7bf7ddb75 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.h +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.h @@ -175,8 +175,7 @@ void dcn10_set_cursor_attribute(struct pipe_ctx *pipe_ctx); void dcn10_set_cursor_sdr_white_level(struct pipe_ctx *pipe_ctx); void dcn10_setup_periodic_interrupt( struct dc *dc, - struct pipe_ctx *pipe_ctx, - enum vline_select vline); + struct pipe_ctx *pipe_ctx); enum dc_status dcn10_set_clock(struct dc *dc, enum dc_clock_type clock_type, uint32_t clk_khz, diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h index ad5f2adcc40d..c8427d738c87 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h @@ -32,11 +32,6 @@ #include "inc/hw/link_encoder.h" #include "core_status.h" -enum vline_select { - VLINE0, - VLINE1 -}; - struct pipe_ctx; struct dc_state; struct dc_stream_status; @@ -115,8 +110,7 @@ struct hw_sequencer_funcs { int group_index, int group_size, struct pipe_ctx *grouped_pipes[]); void (*setup_periodic_interrupt)(struct dc *dc, - struct pipe_ctx *pipe_ctx, - enum vline_select vline); + struct pipe_ctx *pipe_ctx); void (*set_drr)(struct pipe_ctx **pipe_ctx, int num_pipes, struct dc_crtc_timing_adjust adjust); void (*set_static_screen_control)(struct pipe_ctx **pipe_ctx, diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_crtc.c b/drivers/gpu/drm/arm/display/komeda/komeda_crtc.c index 59172acb9738..292f533d8cf0 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_crtc.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_crtc.c @@ -235,7 +235,7 @@ void komeda_crtc_handle_event(struct komeda_crtc *kcrtc, crtc->state->event = NULL; drm_crtc_send_vblank_event(crtc, event); } else { - DRM_WARN("CRTC[%d]: FLIP happen but no pending commit.\n", + DRM_WARN("CRTC[%d]: FLIP happened but no pending commit.\n", drm_crtc_index(&kcrtc->base)); } spin_unlock_irqrestore(&crtc->dev->event_lock, flags); @@ -286,7 +286,7 @@ komeda_crtc_atomic_enable(struct drm_crtc *crtc, komeda_crtc_do_flush(crtc, old); } -static void +void komeda_crtc_flush_and_wait_for_flip_done(struct komeda_crtc *kcrtc, struct completion *input_flip_done) { diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c index 93b7f09b96ca..327051bba5b6 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c +++ b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c @@ -69,6 +69,25 @@ static const struct drm_driver komeda_kms_driver = { .minor = 1, }; +static void komeda_kms_atomic_commit_hw_done(struct drm_atomic_state *state) +{ + struct drm_device *dev = state->dev; + struct komeda_kms_dev *kms = to_kdev(dev); + int i; + + for (i = 0; i < kms->n_crtcs; i++) { + struct komeda_crtc *kcrtc = &kms->crtcs[i]; + + if (kcrtc->base.state->active) { + struct completion *flip_done = NULL; + if (kcrtc->base.state->event) + flip_done = kcrtc->base.state->event->base.completion; + komeda_crtc_flush_and_wait_for_flip_done(kcrtc, flip_done); + } + } + drm_atomic_helper_commit_hw_done(state); +} + static void komeda_kms_commit_tail(struct drm_atomic_state *old_state) { struct drm_device *dev = old_state->dev; @@ -81,7 +100,7 @@ static void komeda_kms_commit_tail(struct drm_atomic_state *old_state) drm_atomic_helper_commit_modeset_enables(dev, old_state); - drm_atomic_helper_commit_hw_done(old_state); + komeda_kms_atomic_commit_hw_done(old_state); drm_atomic_helper_wait_for_flip_done(dev, old_state); diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_kms.h b/drivers/gpu/drm/arm/display/komeda/komeda_kms.h index 456f3c435719..bf6e8fba5061 100644 --- a/drivers/gpu/drm/arm/display/komeda/komeda_kms.h +++ b/drivers/gpu/drm/arm/display/komeda/komeda_kms.h @@ -182,6 +182,8 @@ void komeda_kms_cleanup_private_objs(struct komeda_kms_dev *kms); void komeda_crtc_handle_event(struct komeda_crtc *kcrtc, struct komeda_events *evts); +void komeda_crtc_flush_and_wait_for_flip_done(struct komeda_crtc *kcrtc, + struct completion *input_flip_done); struct komeda_kms_dev *komeda_kms_attach(struct komeda_dev *mdev); void komeda_kms_detach(struct komeda_kms_dev *kms); diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511.h b/drivers/gpu/drm/bridge/adv7511/adv7511.h index 1b00dfda6e0d..aeeb09a27202 100644 --- a/drivers/gpu/drm/bridge/adv7511/adv7511.h +++ b/drivers/gpu/drm/bridge/adv7511/adv7511.h @@ -387,10 +387,7 @@ void adv7511_cec_irq_process(struct adv7511 *adv7511, unsigned int irq1); #else static inline int adv7511_cec_init(struct device *dev, struct adv7511 *adv7511) { - unsigned int offset = adv7511->type == ADV7533 ? - ADV7533_REG_CEC_OFFSET : 0; - - regmap_write(adv7511->regmap, ADV7511_REG_CEC_CTRL + offset, + regmap_write(adv7511->regmap, ADV7511_REG_CEC_CTRL, ADV7511_CEC_CTRL_POWER_DOWN); return 0; } diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_cec.c b/drivers/gpu/drm/bridge/adv7511/adv7511_cec.c index a20a45c0b353..ddd1305b82b2 100644 --- a/drivers/gpu/drm/bridge/adv7511/adv7511_cec.c +++ b/drivers/gpu/drm/bridge/adv7511/adv7511_cec.c @@ -316,7 +316,7 @@ int adv7511_cec_init(struct device *dev, struct adv7511 *adv7511) goto err_cec_alloc; } - regmap_write(adv7511->regmap, ADV7511_REG_CEC_CTRL + offset, 0); + regmap_write(adv7511->regmap, ADV7511_REG_CEC_CTRL, 0); /* cec soft reset */ regmap_write(adv7511->regmap_cec, ADV7511_REG_CEC_SOFT_RESET + offset, 0x01); @@ -343,7 +343,7 @@ int adv7511_cec_init(struct device *dev, struct adv7511 *adv7511) dev_info(dev, "Initializing CEC failed with error %d, disabling CEC\n", ret); err_cec_parse_dt: - regmap_write(adv7511->regmap, ADV7511_REG_CEC_CTRL + offset, + regmap_write(adv7511->regmap, ADV7511_REG_CEC_CTRL, ADV7511_CEC_CTRL_POWER_DOWN); return ret == -EPROBE_DEFER ? ret : 0; } diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c index 7e3f6633f255..3dc551d223d6 100644 --- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c +++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c @@ -1326,8 +1326,6 @@ static int adv7511_remove(struct i2c_client *i2c) if (adv7511->type == ADV7533 || adv7511->type == ADV7535) adv7533_detach_dsi(adv7511); - i2c_unregister_device(adv7511->i2c_cec); - clk_disable_unprepare(adv7511->cec_clk); adv7511_uninit_regulators(adv7511); @@ -1336,6 +1334,8 @@ static int adv7511_remove(struct i2c_client *i2c) adv7511_audio_exit(adv7511); cec_unregister_adapter(adv7511->cec_adap); + i2c_unregister_device(adv7511->i2c_cec); + clk_disable_unprepare(adv7511->cec_clk); i2c_unregister_device(adv7511->i2c_packet); i2c_unregister_device(adv7511->i2c_edid); diff --git a/drivers/gpu/drm/bridge/lontium-lt9611.c b/drivers/gpu/drm/bridge/lontium-lt9611.c index 29b1ce2140ab..1dcc28a4d853 100644 --- a/drivers/gpu/drm/bridge/lontium-lt9611.c +++ b/drivers/gpu/drm/bridge/lontium-lt9611.c @@ -816,13 +816,14 @@ static int lt9611_connector_init(struct drm_bridge *bridge, struct lt9611 *lt961 drm_connector_helper_add(<9611->connector, <9611_bridge_connector_helper_funcs); - drm_connector_attach_encoder(<9611->connector, bridge->encoder); if (!bridge->encoder) { DRM_ERROR("Parent encoder object not found"); return -ENODEV; } + drm_connector_attach_encoder(<9611->connector, bridge->encoder); + return 0; } diff --git a/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c b/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c index cce98bf2a4e7..72248a565579 100644 --- a/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c +++ b/drivers/gpu/drm/bridge/megachips-stdpxxxx-ge-b850v3-fw.c @@ -296,7 +296,9 @@ static void ge_b850v3_lvds_remove(void) * This check is to avoid both the drivers * removing the bridge in their remove() function */ - if (!ge_b850v3_lvds_ptr) + if (!ge_b850v3_lvds_ptr || + !ge_b850v3_lvds_ptr->stdp2690_i2c || + !ge_b850v3_lvds_ptr->stdp4028_i2c) goto out; drm_bridge_remove(&ge_b850v3_lvds_ptr->bridge); diff --git a/drivers/gpu/drm/bridge/parade-ps8640.c b/drivers/gpu/drm/bridge/parade-ps8640.c index 7bd0affa057a..924851010400 100644 --- a/drivers/gpu/drm/bridge/parade-ps8640.c +++ b/drivers/gpu/drm/bridge/parade-ps8640.c @@ -333,8 +333,8 @@ static int ps8640_probe(struct i2c_client *client) if (IS_ERR(ps_bridge->panel_bridge)) return PTR_ERR(ps_bridge->panel_bridge); - ps_bridge->supplies[0].supply = "vdd33"; - ps_bridge->supplies[1].supply = "vdd12"; + ps_bridge->supplies[0].supply = "vdd12"; + ps_bridge->supplies[1].supply = "vdd33"; ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ps_bridge->supplies), ps_bridge->supplies); if (ret) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c index 25d58dcfc87e..d3129a3e6ab7 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -2970,6 +2970,7 @@ static irqreturn_t dw_hdmi_irq(int irq, void *dev_id) { struct dw_hdmi *hdmi = dev_id; u8 intr_stat, phy_int_pol, phy_pol_mask, phy_stat; + enum drm_connector_status status = connector_status_unknown; intr_stat = hdmi_readb(hdmi, HDMI_IH_PHY_STAT0); phy_int_pol = hdmi_readb(hdmi, HDMI_PHY_POL0); @@ -3008,13 +3009,15 @@ static irqreturn_t dw_hdmi_irq(int irq, void *dev_id) cec_notifier_phys_addr_invalidate(hdmi->cec_notifier); mutex_unlock(&hdmi->cec_notifier_mutex); } - } - if (intr_stat & HDMI_IH_PHY_STAT0_HPD) { - enum drm_connector_status status = phy_int_pol & HDMI_PHY_HPD - ? connector_status_connected - : connector_status_disconnected; + if (phy_stat & HDMI_PHY_HPD) + status = connector_status_connected; + + if (!(phy_stat & (HDMI_PHY_HPD | HDMI_PHY_RX_SENSE))) + status = connector_status_disconnected; + } + if (status != connector_status_unknown) { dev_dbg(hdmi->dev, "EVENT=%s\n", status == connector_status_connected ? "plugin" : "plugout"); diff --git a/drivers/gpu/drm/drm_bridge.c b/drivers/gpu/drm/drm_bridge.c index 7ee29f073857..78bc315b0b73 100644 --- a/drivers/gpu/drm/drm_bridge.c +++ b/drivers/gpu/drm/drm_bridge.c @@ -762,8 +762,8 @@ static int select_bus_fmt_recursive(struct drm_bridge *first_bridge, struct drm_connector_state *conn_state, u32 out_bus_fmt) { + unsigned int i, num_in_bus_fmts = 0; struct drm_bridge_state *cur_state; - unsigned int num_in_bus_fmts, i; struct drm_bridge *prev_bridge; u32 *in_bus_fmts; int ret; @@ -884,7 +884,7 @@ drm_atomic_bridge_chain_select_bus_fmts(struct drm_bridge *bridge, struct drm_connector *conn = conn_state->connector; struct drm_encoder *encoder = bridge->encoder; struct drm_bridge_state *last_bridge_state; - unsigned int i, num_out_bus_fmts; + unsigned int i, num_out_bus_fmts = 0; struct drm_bridge *last_bridge; u32 *out_bus_fmts; int ret = 0; diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c index 7bb24523a749..b8815e7f5832 100644 --- a/drivers/gpu/drm/drm_dp_helper.c +++ b/drivers/gpu/drm/drm_dp_helper.c @@ -2376,17 +2376,8 @@ int drm_dp_set_phy_test_pattern(struct drm_dp_aux *aux, struct drm_dp_phy_test_params *data, u8 dp_rev) { int err, i; - u8 link_config[2]; u8 test_pattern; - link_config[0] = drm_dp_link_rate_to_bw_code(data->link_rate); - link_config[1] = data->num_lanes; - if (data->enhanced_frame_cap) - link_config[1] |= DP_LANE_COUNT_ENHANCED_FRAME_EN; - err = drm_dp_dpcd_write(aux, DP_LINK_BW_SET, link_config, 2); - if (err < 0) - return err; - test_pattern = data->phy_pattern; if (dp_rev < 0x12) { test_pattern = (test_pattern << 2) & diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index 2a586e6489da..9bf9430209b0 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -4899,14 +4899,14 @@ void drm_dp_mst_dump_topology(struct seq_file *m, seq_printf(m, "dpcd: %*ph\n", DP_RECEIVER_CAP_SIZE, buf); ret = drm_dp_dpcd_read(mgr->aux, DP_FAUX_CAP, buf, 2); - if (ret) { + if (ret != 2) { seq_printf(m, "faux/mst read failed\n"); goto out; } seq_printf(m, "faux/mst: %*ph\n", 2, buf); ret = drm_dp_dpcd_read(mgr->aux, DP_MSTM_CTRL, buf, 1); - if (ret) { + if (ret != 1) { seq_printf(m, "mst ctrl read failed\n"); goto out; } @@ -4914,7 +4914,7 @@ void drm_dp_mst_dump_topology(struct seq_file *m, /* dump the standard OUI branch header */ ret = drm_dp_dpcd_read(mgr->aux, DP_BRANCH_OUI, buf, DP_BRANCH_OUI_HEADER_SIZE); - if (ret) { + if (ret != DP_BRANCH_OUI_HEADER_SIZE) { seq_printf(m, "branch oui read failed\n"); goto out; } diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c index be4a52dc4d6f..fb5e6f86dea2 100644 --- a/drivers/gpu/drm/drm_ioctl.c +++ b/drivers/gpu/drm/drm_ioctl.c @@ -472,7 +472,13 @@ EXPORT_SYMBOL(drm_invalid_op); */ static int drm_copy_field(char __user *buf, size_t *buf_len, const char *value) { - int len; + size_t len; + + /* don't attempt to copy a NULL pointer */ + if (WARN_ONCE(!value, "BUG: the value to copy was not set!")) { + *buf_len = 0; + return 0; + } /* don't overflow userbuf */ len = strlen(value); diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c index 5dd475e82995..2c43d54766f3 100644 --- a/drivers/gpu/drm/drm_mipi_dsi.c +++ b/drivers/gpu/drm/drm_mipi_dsi.c @@ -300,6 +300,7 @@ static int mipi_dsi_remove_device_fn(struct device *dev, void *priv) { struct mipi_dsi_device *dsi = to_mipi_dsi_device(dev); + mipi_dsi_detach(dsi); mipi_dsi_device_unregister(dsi); return 0; diff --git a/drivers/gpu/drm/drm_panel_orientation_quirks.c b/drivers/gpu/drm/drm_panel_orientation_quirks.c index f5ab891731d0..083273736c83 100644 --- a/drivers/gpu/drm/drm_panel_orientation_quirks.c +++ b/drivers/gpu/drm/drm_panel_orientation_quirks.c @@ -128,6 +128,12 @@ static const struct dmi_system_id orientation_data[] = { DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "One S1003"), }, .driver_data = (void *)&lcd800x1280_rightside_up, + }, { /* Anbernic Win600 */ + .matches = { + DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Anbernic"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Win600"), + }, + .driver_data = (void *)&lcd720x1280_rightside_up, }, { /* Asus T100HA */ .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 9123baf723d8..614cb84f2cee 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -5402,10 +5402,16 @@ skl_compute_wm_params(const struct intel_crtc_state *crtc_state, wp->y_tiled = modifier == I915_FORMAT_MOD_Y_TILED || modifier == I915_FORMAT_MOD_Yf_TILED || modifier == I915_FORMAT_MOD_Y_TILED_CCS || - modifier == I915_FORMAT_MOD_Yf_TILED_CCS; + modifier == I915_FORMAT_MOD_Yf_TILED_CCS || + modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS || + modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS || + modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC; wp->x_tiled = modifier == I915_FORMAT_MOD_X_TILED; wp->rc_surface = modifier == I915_FORMAT_MOD_Y_TILED_CCS || - modifier == I915_FORMAT_MOD_Yf_TILED_CCS; + modifier == I915_FORMAT_MOD_Yf_TILED_CCS || + modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS || + modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS || + modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC; wp->is_planar = intel_format_info_is_yuv_semiplanar(format, modifier); wp->width = width; diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c index a56607501d36..6e37de4fcb46 100644 --- a/drivers/gpu/drm/meson/meson_drv.c +++ b/drivers/gpu/drm/meson/meson_drv.c @@ -387,9 +387,9 @@ static void meson_drv_unbind(struct device *dev) drm_dev_unregister(drm); drm_kms_helper_poll_fini(drm); drm_atomic_helper_shutdown(drm); - component_unbind_all(dev, drm); free_irq(priv->vsync_irq, drm); drm_dev_put(drm); + component_unbind_all(dev, drm); if (priv->afbcd.ops) priv->afbcd.ops->exit(priv); @@ -520,6 +520,13 @@ static int meson_drv_probe(struct platform_device *pdev) return 0; }; +static int meson_drv_remove(struct platform_device *pdev) +{ + component_master_del(&pdev->dev, &meson_drv_master_ops); + + return 0; +} + static struct meson_drm_match_data meson_drm_gxbb_data = { .compat = VPU_COMPATIBLE_GXBB, }; @@ -557,6 +564,7 @@ static const struct dev_pm_ops meson_drv_pm_ops = { static struct platform_driver meson_drm_platform_driver = { .probe = meson_drv_probe, + .remove = meson_drv_remove, .shutdown = meson_drv_shutdown, .driver = { .name = "meson-drm", diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c index 8b7693883e7c..6d36622977af 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c @@ -725,12 +725,10 @@ static void _dpu_kms_hw_destroy(struct dpu_kms *dpu_kms) _dpu_kms_mmu_destroy(dpu_kms); if (dpu_kms->catalog) { - for (i = 0; i < dpu_kms->catalog->vbif_count; i++) { - u32 vbif_idx = dpu_kms->catalog->vbif[i].id; - - if ((vbif_idx < VBIF_MAX) && dpu_kms->hw_vbif[vbif_idx]) { - dpu_hw_vbif_destroy(dpu_kms->hw_vbif[vbif_idx]); - dpu_kms->hw_vbif[vbif_idx] = NULL; + for (i = 0; i < ARRAY_SIZE(dpu_kms->hw_vbif); i++) { + if (dpu_kms->hw_vbif[i]) { + dpu_hw_vbif_destroy(dpu_kms->hw_vbif[i]); + dpu_kms->hw_vbif[i] = NULL; } } } @@ -1049,7 +1047,7 @@ static int dpu_kms_hw_init(struct msm_kms *kms) for (i = 0; i < dpu_kms->catalog->vbif_count; i++) { u32 vbif_idx = dpu_kms->catalog->vbif[i].id; - dpu_kms->hw_vbif[i] = dpu_hw_vbif_init(vbif_idx, + dpu_kms->hw_vbif[vbif_idx] = dpu_hw_vbif_init(vbif_idx, dpu_kms->vbif[vbif_idx], dpu_kms->catalog); if (IS_ERR_OR_NULL(dpu_kms->hw_vbif[vbif_idx])) { rc = PTR_ERR(dpu_kms->hw_vbif[vbif_idx]); diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c index 21d20373eb8b..a18fb649301c 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c @@ -11,6 +11,14 @@ #include "dpu_hw_vbif.h" #include "dpu_trace.h" +static struct dpu_hw_vbif *dpu_get_vbif(struct dpu_kms *dpu_kms, enum dpu_vbif vbif_idx) +{ + if (vbif_idx < ARRAY_SIZE(dpu_kms->hw_vbif)) + return dpu_kms->hw_vbif[vbif_idx]; + + return NULL; +} + /** * _dpu_vbif_wait_for_xin_halt - wait for the xin to halt * @vbif: Pointer to hardware vbif driver @@ -148,20 +156,15 @@ static u32 _dpu_vbif_get_ot_limit(struct dpu_hw_vbif *vbif, void dpu_vbif_set_ot_limit(struct dpu_kms *dpu_kms, struct dpu_vbif_set_ot_params *params) { - struct dpu_hw_vbif *vbif = NULL; + struct dpu_hw_vbif *vbif; struct dpu_hw_mdp *mdp; bool forced_on = false; u32 ot_lim; - int ret, i; + int ret; mdp = dpu_kms->hw_mdp; - for (i = 0; i < ARRAY_SIZE(dpu_kms->hw_vbif); i++) { - if (dpu_kms->hw_vbif[i] && - dpu_kms->hw_vbif[i]->idx == params->vbif_idx) - vbif = dpu_kms->hw_vbif[i]; - } - + vbif = dpu_get_vbif(dpu_kms, params->vbif_idx); if (!vbif || !mdp) { DRM_DEBUG_ATOMIC("invalid arguments vbif %d mdp %d\n", vbif != NULL, mdp != NULL); @@ -204,7 +207,7 @@ void dpu_vbif_set_ot_limit(struct dpu_kms *dpu_kms, void dpu_vbif_set_qos_remap(struct dpu_kms *dpu_kms, struct dpu_vbif_set_qos_params *params) { - struct dpu_hw_vbif *vbif = NULL; + struct dpu_hw_vbif *vbif; struct dpu_hw_mdp *mdp; bool forced_on = false; const struct dpu_vbif_qos_tbl *qos_tbl; @@ -216,13 +219,7 @@ void dpu_vbif_set_qos_remap(struct dpu_kms *dpu_kms, } mdp = dpu_kms->hw_mdp; - for (i = 0; i < ARRAY_SIZE(dpu_kms->hw_vbif); i++) { - if (dpu_kms->hw_vbif[i] && - dpu_kms->hw_vbif[i]->idx == params->vbif_idx) { - vbif = dpu_kms->hw_vbif[i]; - break; - } - } + vbif = dpu_get_vbif(dpu_kms, params->vbif_idx); if (!vbif || !vbif->cap) { DPU_ERROR("invalid vbif %d\n", params->vbif_idx); diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.c b/drivers/gpu/drm/msm/dp/dp_catalog.c index cc2bb8295329..9ef24ced6586 100644 --- a/drivers/gpu/drm/msm/dp/dp_catalog.c +++ b/drivers/gpu/drm/msm/dp/dp_catalog.c @@ -437,7 +437,7 @@ void dp_catalog_ctrl_config_msa(struct dp_catalog *dp_catalog, if (rate == link_rate_hbr3) pixel_div = 6; - else if (rate == 1620000 || rate == 270000) + else if (rate == 162000 || rate == 270000) pixel_div = 2; else if (rate == link_rate_hbr2) pixel_div = 4; diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 511fb8dfb4c4..da58230bcb1f 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -281,8 +281,10 @@ nouveau_bo_alloc(struct nouveau_cli *cli, u64 *size, int *align, u32 domain, break; } - if (WARN_ON(pi < 0)) + if (WARN_ON(pi < 0)) { + kfree(nvbo); return ERR_PTR(-EINVAL); + } /* Disable compression if suitable settings couldn't be found. */ if (nvbo->comp && !vmm->page[pi].comp) { diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index df83c4654e26..96be2ecb86d4 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -503,7 +503,8 @@ nouveau_connector_set_encoder(struct drm_connector *connector, connector->interlace_allowed = nv_encoder->caps.dp_interlace; else - connector->interlace_allowed = true; + connector->interlace_allowed = + drm->client.device.info.family < NV_DEVICE_INFO_V0_VOLTA; connector->doublescan_allowed = true; } else if (nv_encoder->dcb->type == DCB_OUTPUT_LVDS || diff --git a/drivers/gpu/drm/nouveau/nouveau_prime.c b/drivers/gpu/drm/nouveau/nouveau_prime.c index 60019d0532fc..531615719f6d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_prime.c +++ b/drivers/gpu/drm/nouveau/nouveau_prime.c @@ -71,7 +71,6 @@ struct drm_gem_object *nouveau_gem_prime_import_sg_table(struct drm_device *dev, ret = nouveau_bo_init(nvbo, size, align, NOUVEAU_GEM_DOMAIN_GART, sg, robj); if (ret) { - nouveau_bo_ref(NULL, &nvbo); obj = ERR_PTR(ret); goto unlock; } diff --git a/drivers/gpu/drm/omapdrm/dss/dss.c b/drivers/gpu/drm/omapdrm/dss/dss.c index d6a5862b4dbf..7567e2265aa3 100644 --- a/drivers/gpu/drm/omapdrm/dss/dss.c +++ b/drivers/gpu/drm/omapdrm/dss/dss.c @@ -1176,6 +1176,7 @@ static void __dss_uninit_ports(struct dss_device *dss, unsigned int num_ports) default: break; } + of_node_put(port); } } @@ -1208,11 +1209,13 @@ static int dss_init_ports(struct dss_device *dss) default: break; } + of_node_put(port); } return 0; error: + of_node_put(port); __dss_uninit_ports(dss, i); return r; } diff --git a/drivers/gpu/drm/pl111/pl111_versatile.c b/drivers/gpu/drm/pl111/pl111_versatile.c index bdd883f4f0da..963a5d5e6987 100644 --- a/drivers/gpu/drm/pl111/pl111_versatile.c +++ b/drivers/gpu/drm/pl111/pl111_versatile.c @@ -402,6 +402,7 @@ static int pl111_vexpress_clcd_init(struct device *dev, struct device_node *np, if (of_device_is_compatible(child, "arm,pl111")) { has_coretile_clcd = true; ct_clcd = child; + of_node_put(child); break; } if (of_device_is_compatible(child, "arm,hdlcd")) { diff --git a/drivers/gpu/drm/tiny/bochs.c b/drivers/gpu/drm/tiny/bochs.c index 73415fa9ae0f..eb8116ff0d90 100644 --- a/drivers/gpu/drm/tiny/bochs.c +++ b/drivers/gpu/drm/tiny/bochs.c @@ -305,6 +305,8 @@ static void bochs_hw_fini(struct drm_device *dev) static void bochs_hw_blank(struct bochs_device *bochs, bool blank) { DRM_DEBUG_DRIVER("hw_blank %d\n", blank); + /* enable color bit (so VGA_IS1_RC access works) */ + bochs_vga_writeb(bochs, VGA_MIS_W, VGA_MIS_COLOR); /* discard ar_flip_flop */ (void)bochs_vga_readb(bochs, VGA_IS1_RC); /* blank or unblank; we need only update index and set 0x20 */ diff --git a/drivers/gpu/drm/udl/udl_modeset.c b/drivers/gpu/drm/udl/udl_modeset.c index 32232228dae9..50753d83fbdd 100644 --- a/drivers/gpu/drm/udl/udl_modeset.c +++ b/drivers/gpu/drm/udl/udl_modeset.c @@ -381,9 +381,6 @@ udl_simple_display_pipe_enable(struct drm_simple_display_pipe *pipe, udl_handle_damage(fb, &shadow_plane_state->data[0], 0, 0, fb->width, fb->height); - if (!crtc_state->mode_changed) - return; - /* enable display */ udl_crtc_write_mode_to_hw(crtc); } diff --git a/drivers/gpu/drm/vc4/vc4_vec.c b/drivers/gpu/drm/vc4/vc4_vec.c index 11fc3d6f66b1..4e2250b8fa23 100644 --- a/drivers/gpu/drm/vc4/vc4_vec.c +++ b/drivers/gpu/drm/vc4/vc4_vec.c @@ -256,7 +256,7 @@ static void vc4_vec_ntsc_j_mode_set(struct vc4_vec *vec) static const struct drm_display_mode ntsc_mode = { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 13500, 720, 720 + 14, 720 + 14 + 64, 720 + 14 + 64 + 60, 0, - 480, 480 + 3, 480 + 3 + 3, 480 + 3 + 3 + 16, 0, + 480, 480 + 7, 480 + 7 + 6, 525, 0, DRM_MODE_FLAG_INTERLACE) }; @@ -278,7 +278,7 @@ static void vc4_vec_pal_m_mode_set(struct vc4_vec *vec) static const struct drm_display_mode pal_mode = { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 13500, 720, 720 + 20, 720 + 20 + 64, 720 + 20 + 64 + 60, 0, - 576, 576 + 2, 576 + 2 + 3, 576 + 2 + 3 + 20, 0, + 576, 576 + 4, 576 + 4 + 6, 625, 0, DRM_MODE_FLAG_INTERLACE) }; diff --git a/drivers/gpu/drm/virtio/virtgpu_object.c b/drivers/gpu/drm/virtio/virtgpu_object.c index 9af9f355e0a7..7e75fb0fc7bd 100644 --- a/drivers/gpu/drm/virtio/virtgpu_object.c +++ b/drivers/gpu/drm/virtio/virtgpu_object.c @@ -169,6 +169,7 @@ static int virtio_gpu_object_shmem_init(struct virtio_gpu_device *vgdev, shmem->pages = drm_gem_shmem_get_sg_table(&bo->base); if (IS_ERR(shmem->pages)) { drm_gem_shmem_unpin(&bo->base); + shmem->pages = NULL; return PTR_ERR(shmem->pages); } @@ -247,6 +248,8 @@ int virtio_gpu_object_create(struct virtio_gpu_device *vgdev, ret = virtio_gpu_object_shmem_init(vgdev, bo, &ents, &nents); if (ret != 0) { + if (fence) + virtio_gpu_array_unlock_resv(objs); virtio_gpu_array_put_free(objs); virtio_gpu_free_object(&shmem_obj->base); return ret; diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c index a49fd9480381..7e8cbcee1722 100644 --- a/drivers/gpu/drm/virtio/virtgpu_plane.c +++ b/drivers/gpu/drm/virtio/virtgpu_plane.c @@ -265,14 +265,14 @@ static int virtio_gpu_plane_prepare_fb(struct drm_plane *plane, } static void virtio_gpu_plane_cleanup_fb(struct drm_plane *plane, - struct drm_plane_state *old_state) + struct drm_plane_state *state) { struct virtio_gpu_framebuffer *vgfb; - if (!plane->state->fb) + if (!state->fb) return; - vgfb = to_virtio_gpu_framebuffer(plane->state->fb); + vgfb = to_virtio_gpu_framebuffer(state->fb); if (vgfb->fence) { dma_fence_put(&vgfb->fence->f); vgfb->fence = NULL; diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c index 93a41d018dca..19a196b48a38 100644 --- a/drivers/gpu/drm/virtio/virtgpu_vq.c +++ b/drivers/gpu/drm/virtio/virtgpu_vq.c @@ -604,7 +604,7 @@ void virtio_gpu_cmd_transfer_to_host_2d(struct virtio_gpu_device *vgdev, bool use_dma_api = !virtio_has_dma_quirk(vgdev->vdev); struct virtio_gpu_object_shmem *shmem = to_virtio_gpu_shmem(bo); - if (use_dma_api) + if (virtio_gpu_is_shmem(bo) && use_dma_api) dma_sync_sgtable_for_device(vgdev->vdev->dev.parent, shmem->pages, DMA_TO_DEVICE); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c b/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c index e50fb82a3030..47eb3a50dd08 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c @@ -1076,6 +1076,7 @@ int vmw_mksstat_add_ioctl(struct drm_device *dev, void *data, if (desc_len < 0) { atomic_set(&dev_priv->mksstat_user_pids[slot], 0); + __free_page(page); return -EFAULT; } diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index a14c48de4446..08462ac72b89 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -1186,7 +1186,7 @@ static void mt_touch_report(struct hid_device *hid, int contact_count = -1; /* sticky fingers release in progress, abort */ - if (test_and_set_bit(MT_IO_FLAGS_RUNNING, &td->mt_io_flags)) + if (test_and_set_bit_lock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags)) return; scantime = *app->scantime; @@ -1267,7 +1267,7 @@ static void mt_touch_report(struct hid_device *hid, del_timer(&td->release_timer); } - clear_bit(MT_IO_FLAGS_RUNNING, &td->mt_io_flags); + clear_bit_unlock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags); } static int mt_touch_input_configured(struct hid_device *hdev, @@ -1702,11 +1702,11 @@ static void mt_expired_timeout(struct timer_list *t) * An input report came in just before we release the sticky fingers, * it will take care of the sticky fingers. */ - if (test_and_set_bit(MT_IO_FLAGS_RUNNING, &td->mt_io_flags)) + if (test_and_set_bit_lock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags)) return; if (test_bit(MT_IO_FLAGS_PENDING_SLOTS, &td->mt_io_flags)) mt_release_contacts(hdev); - clear_bit(MT_IO_FLAGS_RUNNING, &td->mt_io_flags); + clear_bit_unlock(MT_IO_FLAGS_RUNNING, &td->mt_io_flags); } static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id) diff --git a/drivers/hid/hid-roccat.c b/drivers/hid/hid-roccat.c index 26373b82fe81..6da80e442fdd 100644 --- a/drivers/hid/hid-roccat.c +++ b/drivers/hid/hid-roccat.c @@ -257,6 +257,8 @@ int roccat_report_event(int minor, u8 const *data) if (!new_value) return -ENOMEM; + mutex_lock(&device->cbuf_lock); + report = &device->cbuf[device->cbuf_end]; /* passing NULL is safe */ @@ -276,6 +278,8 @@ int roccat_report_event(int minor, u8 const *data) reader->cbuf_start = (reader->cbuf_start + 1) % ROCCAT_CBUF_SIZE; } + mutex_unlock(&device->cbuf_lock); + wake_up_interruptible(&device->wait); return 0; } diff --git a/drivers/hsi/controllers/omap_ssi_core.c b/drivers/hsi/controllers/omap_ssi_core.c index 44a3f5660c10..eb9820158318 100644 --- a/drivers/hsi/controllers/omap_ssi_core.c +++ b/drivers/hsi/controllers/omap_ssi_core.c @@ -524,6 +524,7 @@ static int ssi_probe(struct platform_device *pd) if (!childpdev) { err = -ENODEV; dev_err(&pd->dev, "failed to create ssi controller port\n"); + of_node_put(child); goto out3; } } diff --git a/drivers/hsi/controllers/omap_ssi_port.c b/drivers/hsi/controllers/omap_ssi_port.c index a0cb5be246e1..b9495b720f1b 100644 --- a/drivers/hsi/controllers/omap_ssi_port.c +++ b/drivers/hsi/controllers/omap_ssi_port.c @@ -230,10 +230,10 @@ static int ssi_start_dma(struct hsi_msg *msg, int lch) if (msg->ttype == HSI_MSG_READ) { err = dma_map_sg(&ssi->device, msg->sgt.sgl, msg->sgt.nents, DMA_FROM_DEVICE); - if (err < 0) { + if (!err) { dev_dbg(&ssi->device, "DMA map SG failed !\n"); pm_runtime_put_autosuspend(omap_port->pdev); - return err; + return -EIO; } csdp = SSI_DST_BURST_4x32_BIT | SSI_DST_MEMORY_PORT | SSI_SRC_SINGLE_ACCESS0 | SSI_SRC_PERIPHERAL_PORT | @@ -247,10 +247,10 @@ static int ssi_start_dma(struct hsi_msg *msg, int lch) } else { err = dma_map_sg(&ssi->device, msg->sgt.sgl, msg->sgt.nents, DMA_TO_DEVICE); - if (err < 0) { + if (!err) { dev_dbg(&ssi->device, "DMA map SG failed !\n"); pm_runtime_put_autosuspend(omap_port->pdev); - return err; + return -EIO; } csdp = SSI_SRC_BURST_4x32_BIT | SSI_SRC_MEMORY_PORT | SSI_DST_SINGLE_ACCESS0 | SSI_DST_PERIPHERAL_PORT | diff --git a/drivers/hwmon/gsc-hwmon.c b/drivers/hwmon/gsc-hwmon.c index 1fe37418ff46..f29ce49294da 100644 --- a/drivers/hwmon/gsc-hwmon.c +++ b/drivers/hwmon/gsc-hwmon.c @@ -267,6 +267,7 @@ gsc_hwmon_get_devtree_pdata(struct device *dev) pdata->nchannels = nchannels; /* fan controller base address */ + of_node_get(dev->parent->of_node); fan = of_find_compatible_node(dev->parent->of_node, NULL, "gw,gsc-fan"); if (fan && of_property_read_u32(fan, "reg", &pdata->fan_base)) { dev_err(dev, "fan node without base\n"); diff --git a/drivers/hwmon/pmbus/mp2888.c b/drivers/hwmon/pmbus/mp2888.c index 8ecd4adfef40..24e5194706cf 100644 --- a/drivers/hwmon/pmbus/mp2888.c +++ b/drivers/hwmon/pmbus/mp2888.c @@ -34,7 +34,7 @@ struct mp2888_data { int curr_sense_gain; }; -#define to_mp2888_data(x) container_of(x, struct mp2888_data, info) +#define to_mp2888_data(x) container_of(x, struct mp2888_data, info) static int mp2888_read_byte_data(struct i2c_client *client, int page, int reg) { @@ -109,7 +109,7 @@ mp2888_read_phase(struct i2c_client *client, struct mp2888_data *data, int page, * - Kcs is the DrMOS current sense gain of power stage, which is obtained from the * register MP2888_MFR_VR_CONFIG1, bits 13-12 with the following selection of DrMOS * (data->curr_sense_gain): - * 00b - 5µA/A, 01b - 8.5µA/A, 10b - 9.7µA/A, 11b - 10µA/A. + * 00b - 8.5µA/A, 01b - 9.7µA/A, 1b - 10µA/A, 11b - 5µA/A. * - Rcs is the internal phase current sense resistor. This parameter depends on hardware * assembly. By default it is set to 1kΩ. In case of different assembly, user should * scale this parameter by dividing it by Rcs. @@ -118,10 +118,9 @@ mp2888_read_phase(struct i2c_client *client, struct mp2888_data *data, int page, * because sampling of current occurrence of bit weight has a big deviation, especially for * light load. */ - ret = DIV_ROUND_CLOSEST(ret * 100 - 9800, data->curr_sense_gain); - ret = (data->phase_curr_resolution) ? ret * 2 : ret; + ret = DIV_ROUND_CLOSEST(ret * 200 - 19600, data->curr_sense_gain); /* Scale according to total current resolution. */ - ret = (data->total_curr_resolution) ? ret * 8 : ret * 4; + ret = (data->total_curr_resolution) ? ret * 2 : ret; return ret; } @@ -212,7 +211,7 @@ static int mp2888_read_word_data(struct i2c_client *client, int page, int phase, ret = pmbus_read_word_data(client, page, phase, reg); if (ret < 0) return ret; - ret = data->total_curr_resolution ? ret * 2 : ret; + ret = data->total_curr_resolution ? ret : DIV_ROUND_CLOSEST(ret, 2); break; case PMBUS_POUT_OP_WARN_LIMIT: ret = pmbus_read_word_data(client, page, phase, reg); @@ -223,7 +222,7 @@ static int mp2888_read_word_data(struct i2c_client *client, int page, int phase, * set 1. Actual power is reported with 0.5W or 1W respectively resolution. Scaling * is needed to match both. */ - ret = data->total_curr_resolution ? ret * 4 : ret * 2; + ret = data->total_curr_resolution ? ret * 2 : ret; break; /* * The below registers are not implemented by device or implemented not according to the diff --git a/drivers/hwmon/sht4x.c b/drivers/hwmon/sht4x.c index 09c2a0b06444..9aeb3dbf6c20 100644 --- a/drivers/hwmon/sht4x.c +++ b/drivers/hwmon/sht4x.c @@ -129,7 +129,7 @@ static int sht4x_read_values(struct sht4x_data *data) static ssize_t sht4x_interval_write(struct sht4x_data *data, long val) { - data->update_interval = clamp_val(val, SHT4X_MIN_POLL_INTERVAL, UINT_MAX); + data->update_interval = clamp_val(val, SHT4X_MIN_POLL_INTERVAL, INT_MAX); return 0; } diff --git a/drivers/i2c/busses/i2c-designware-core.h b/drivers/i2c/busses/i2c-designware-core.h index 60a2e750cee9..9be81dbebede 100644 --- a/drivers/i2c/busses/i2c-designware-core.h +++ b/drivers/i2c/busses/i2c-designware-core.h @@ -126,8 +126,9 @@ * status codes */ #define STATUS_IDLE 0x0 -#define STATUS_WRITE_IN_PROGRESS 0x1 -#define STATUS_READ_IN_PROGRESS 0x2 +#define STATUS_ACTIVE 0x1 +#define STATUS_WRITE_IN_PROGRESS 0x2 +#define STATUS_READ_IN_PROGRESS 0x4 /* * operation modes @@ -322,12 +323,14 @@ void i2c_dw_disable_int(struct dw_i2c_dev *dev); static inline void __i2c_dw_enable(struct dw_i2c_dev *dev) { + dev->status |= STATUS_ACTIVE; regmap_write(dev->map, DW_IC_ENABLE, 1); } static inline void __i2c_dw_disable_nowait(struct dw_i2c_dev *dev) { regmap_write(dev->map, DW_IC_ENABLE, 0); + dev->status &= ~STATUS_ACTIVE; } void __i2c_dw_disable(struct dw_i2c_dev *dev); diff --git a/drivers/i2c/busses/i2c-designware-master.c b/drivers/i2c/busses/i2c-designware-master.c index 9b08bb5df38d..e0559eff8928 100644 --- a/drivers/i2c/busses/i2c-designware-master.c +++ b/drivers/i2c/busses/i2c-designware-master.c @@ -720,6 +720,19 @@ static int i2c_dw_irq_handler_master(struct dw_i2c_dev *dev) u32 stat; stat = i2c_dw_read_clear_intrbits(dev); + + if (!(dev->status & STATUS_ACTIVE)) { + /* + * Unexpected interrupt in driver point of view. State + * variables are either unset or stale so acknowledge and + * disable interrupts for suppressing further interrupts if + * interrupt really came from this HW (E.g. firmware has left + * the HW active). + */ + regmap_write(dev->map, DW_IC_INTR_MASK, 0); + return 0; + } + if (stat & DW_IC_INTR_TX_ABRT) { dev->cmd_err |= DW_IC_ERR_TX_ABRT; dev->status = STATUS_IDLE; diff --git a/drivers/i2c/busses/i2c-mlxbf.c b/drivers/i2c/busses/i2c-mlxbf.c index ad5efd7497d1..0e840eba4fd6 100644 --- a/drivers/i2c/busses/i2c-mlxbf.c +++ b/drivers/i2c/busses/i2c-mlxbf.c @@ -306,6 +306,7 @@ static u64 mlxbf_i2c_corepll_frequency; * exact. */ #define MLXBF_I2C_SMBUS_TIMEOUT (300 * 1000) /* 300ms */ +#define MLXBF_I2C_SMBUS_LOCK_POLL_TIMEOUT (300 * 1000) /* 300ms */ /* Encapsulates timing parameters. */ struct mlxbf_i2c_timings { @@ -514,6 +515,25 @@ static bool mlxbf_smbus_master_wait_for_idle(struct mlxbf_i2c_priv *priv) return false; } +/* + * wait for the lock to be released before acquiring it. + */ +static bool mlxbf_i2c_smbus_master_lock(struct mlxbf_i2c_priv *priv) +{ + if (mlxbf_smbus_poll(priv->smbus->io, MLXBF_I2C_SMBUS_MASTER_GW, + MLXBF_I2C_MASTER_LOCK_BIT, true, + MLXBF_I2C_SMBUS_LOCK_POLL_TIMEOUT)) + return true; + + return false; +} + +static void mlxbf_i2c_smbus_master_unlock(struct mlxbf_i2c_priv *priv) +{ + /* Clear the gw to clear the lock */ + writel(0, priv->smbus->io + MLXBF_I2C_SMBUS_MASTER_GW); +} + static bool mlxbf_i2c_smbus_transaction_success(u32 master_status, u32 cause_status) { @@ -705,10 +725,19 @@ mlxbf_i2c_smbus_start_transaction(struct mlxbf_i2c_priv *priv, slave = request->slave & GENMASK(6, 0); addr = slave << 1; - /* First of all, check whether the HW is idle. */ - if (WARN_ON(!mlxbf_smbus_master_wait_for_idle(priv))) + /* + * Try to acquire the smbus gw lock before any reads of the GW register since + * a read sets the lock. + */ + if (WARN_ON(!mlxbf_i2c_smbus_master_lock(priv))) return -EBUSY; + /* Check whether the HW is idle */ + if (WARN_ON(!mlxbf_smbus_master_wait_for_idle(priv))) { + ret = -EBUSY; + goto out_unlock; + } + /* Set first byte. */ data_desc[data_idx++] = addr; @@ -732,8 +761,10 @@ mlxbf_i2c_smbus_start_transaction(struct mlxbf_i2c_priv *priv, write_en = 1; write_len += operation->length; if (data_idx + operation->length > - MLXBF_I2C_MASTER_DATA_DESC_SIZE) - return -ENOBUFS; + MLXBF_I2C_MASTER_DATA_DESC_SIZE) { + ret = -ENOBUFS; + goto out_unlock; + } memcpy(data_desc + data_idx, operation->buffer, operation->length); data_idx += operation->length; @@ -765,7 +796,7 @@ mlxbf_i2c_smbus_start_transaction(struct mlxbf_i2c_priv *priv, ret = mlxbf_i2c_smbus_enable(priv, slave, write_len, block_en, pec_en, 0); if (ret) - return ret; + goto out_unlock; } if (read_en) { @@ -792,6 +823,9 @@ mlxbf_i2c_smbus_start_transaction(struct mlxbf_i2c_priv *priv, priv->smbus->io + MLXBF_I2C_SMBUS_MASTER_FSM); } +out_unlock: + mlxbf_i2c_smbus_master_unlock(priv); + return ret; } diff --git a/drivers/iio/adc/ad7923.c b/drivers/iio/adc/ad7923.c index 069b561ee768..b8cc94b7dd80 100644 --- a/drivers/iio/adc/ad7923.c +++ b/drivers/iio/adc/ad7923.c @@ -93,6 +93,7 @@ enum ad7923_id { .sign = 'u', \ .realbits = (bits), \ .storagebits = 16, \ + .shift = 12 - (bits), \ .endianness = IIO_BE, \ }, \ } @@ -268,7 +269,8 @@ static int ad7923_read_raw(struct iio_dev *indio_dev, return ret; if (chan->address == EXTRACT(ret, 12, 4)) - *val = EXTRACT(ret, 0, 12); + *val = EXTRACT(ret, chan->scan_type.shift, + chan->scan_type.realbits); else return -EIO; diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c index c4de706012e5..403a29e4dc3e 100644 --- a/drivers/iio/adc/at91-sama5d2_adc.c +++ b/drivers/iio/adc/at91-sama5d2_adc.c @@ -74,7 +74,7 @@ #define AT91_SAMA5D2_MR_ANACH BIT(23) /* Tracking Time */ #define AT91_SAMA5D2_MR_TRACKTIM(v) ((v) << 24) -#define AT91_SAMA5D2_MR_TRACKTIM_MAX 0xff +#define AT91_SAMA5D2_MR_TRACKTIM_MAX 0xf /* Transfer Time */ #define AT91_SAMA5D2_MR_TRANSFER(v) ((v) << 28) #define AT91_SAMA5D2_MR_TRANSFER_MAX 0x3 @@ -1329,10 +1329,12 @@ static int at91_adc_read_info_raw(struct iio_dev *indio_dev, ret = at91_adc_read_position(st, chan->channel, &tmp_val); *val = tmp_val; + if (ret > 0) + ret = at91_adc_adjust_val_osr(st, val); mutex_unlock(&st->lock); iio_device_release_direct_mode(indio_dev); - return at91_adc_adjust_val_osr(st, val); + return ret; } if (chan->type == IIO_PRESSURE) { ret = iio_device_claim_direct_mode(indio_dev); @@ -1343,10 +1345,12 @@ static int at91_adc_read_info_raw(struct iio_dev *indio_dev, ret = at91_adc_read_pressure(st, chan->channel, &tmp_val); *val = tmp_val; + if (ret > 0) + ret = at91_adc_adjust_val_osr(st, val); mutex_unlock(&st->lock); iio_device_release_direct_mode(indio_dev); - return at91_adc_adjust_val_osr(st, val); + return ret; } /* in this case we have a voltage channel */ @@ -1437,16 +1441,20 @@ static int at91_adc_write_raw(struct iio_dev *indio_dev, /* if no change, optimize out */ if (val == st->oversampling_ratio) return 0; + mutex_lock(&st->lock); st->oversampling_ratio = val; /* update ratio */ at91_adc_config_emr(st); + mutex_unlock(&st->lock); return 0; case IIO_CHAN_INFO_SAMP_FREQ: if (val < st->soc_info.min_sample_rate || val > st->soc_info.max_sample_rate) return -EINVAL; + mutex_lock(&st->lock); at91_adc_setup_samp_freq(indio_dev, val); + mutex_unlock(&st->lock); return 0; default: return -EINVAL; @@ -1895,6 +1903,9 @@ static __maybe_unused int at91_adc_suspend(struct device *dev) struct iio_dev *indio_dev = dev_get_drvdata(dev); struct at91_adc_state *st = iio_priv(indio_dev); + if (iio_buffer_enabled(indio_dev)) + at91_adc_buffer_postdisable(indio_dev); + /* * Do a sofware reset of the ADC before we go to suspend. * this will ensure that all pins are free from being muxed by the ADC @@ -1938,14 +1949,11 @@ static __maybe_unused int at91_adc_resume(struct device *dev) if (!iio_buffer_enabled(indio_dev)) return 0; - /* check if we are enabling triggered buffer or the touchscreen */ - if (at91_adc_current_chan_is_touch(indio_dev)) - return at91_adc_configure_touch(st, true); - else - return at91_adc_configure_trigger(st->trig, true); + ret = at91_adc_buffer_prepare(indio_dev); + if (ret) + goto vref_disable_resume; - /* not needed but more explicit */ - return 0; + return at91_adc_configure_trigger(st->trig, true); vref_disable_resume: regulator_disable(st->vref); diff --git a/drivers/iio/adc/ltc2497.c b/drivers/iio/adc/ltc2497.c index 1adddf5a88a9..61f373fab9a1 100644 --- a/drivers/iio/adc/ltc2497.c +++ b/drivers/iio/adc/ltc2497.c @@ -41,6 +41,19 @@ static int ltc2497_result_and_measure(struct ltc2497core_driverdata *ddata, } *val = (be32_to_cpu(st->buf) >> 14) - (1 << 17); + + /* + * The part started a new conversion at the end of the above i2c + * transfer, so if the address didn't change since the last call + * everything is fine and we can return early. + * If not (which should only happen when some sort of bulk + * conversion is implemented) we have to program the new + * address. Note that this probably fails as the conversion that + * was triggered above is like not complete yet and the two + * operations have to be done in a single transfer. + */ + if (ddata->addr_prev == address) + return 0; } ret = i2c_smbus_write_byte(st->client, diff --git a/drivers/iio/dac/ad5593r.c b/drivers/iio/dac/ad5593r.c index 5b4df36fdc2a..4cc855c78121 100644 --- a/drivers/iio/dac/ad5593r.c +++ b/drivers/iio/dac/ad5593r.c @@ -13,6 +13,8 @@ #include <linux/module.h> #include <linux/mod_devicetable.h> +#include <asm/unaligned.h> + #define AD5593R_MODE_CONF (0 << 4) #define AD5593R_MODE_DAC_WRITE (1 << 4) #define AD5593R_MODE_ADC_READBACK (4 << 4) @@ -20,6 +22,24 @@ #define AD5593R_MODE_GPIO_READBACK (6 << 4) #define AD5593R_MODE_REG_READBACK (7 << 4) +static int ad5593r_read_word(struct i2c_client *i2c, u8 reg, u16 *value) +{ + int ret; + u8 buf[2]; + + ret = i2c_smbus_write_byte(i2c, reg); + if (ret < 0) + return ret; + + ret = i2c_master_recv(i2c, buf, sizeof(buf)); + if (ret < 0) + return ret; + + *value = get_unaligned_be16(buf); + + return 0; +} + static int ad5593r_write_dac(struct ad5592r_state *st, unsigned chan, u16 value) { struct i2c_client *i2c = to_i2c_client(st->dev); @@ -38,13 +58,7 @@ static int ad5593r_read_adc(struct ad5592r_state *st, unsigned chan, u16 *value) if (val < 0) return (int) val; - val = i2c_smbus_read_word_swapped(i2c, AD5593R_MODE_ADC_READBACK); - if (val < 0) - return (int) val; - - *value = (u16) val; - - return 0; + return ad5593r_read_word(i2c, AD5593R_MODE_ADC_READBACK, value); } static int ad5593r_reg_write(struct ad5592r_state *st, u8 reg, u16 value) @@ -58,25 +72,19 @@ static int ad5593r_reg_write(struct ad5592r_state *st, u8 reg, u16 value) static int ad5593r_reg_read(struct ad5592r_state *st, u8 reg, u16 *value) { struct i2c_client *i2c = to_i2c_client(st->dev); - s32 val; - - val = i2c_smbus_read_word_swapped(i2c, AD5593R_MODE_REG_READBACK | reg); - if (val < 0) - return (int) val; - *value = (u16) val; - - return 0; + return ad5593r_read_word(i2c, AD5593R_MODE_REG_READBACK | reg, value); } static int ad5593r_gpio_read(struct ad5592r_state *st, u8 *value) { struct i2c_client *i2c = to_i2c_client(st->dev); - s32 val; + u16 val; + int ret; - val = i2c_smbus_read_word_swapped(i2c, AD5593R_MODE_GPIO_READBACK); - if (val < 0) - return (int) val; + ret = ad5593r_read_word(i2c, AD5593R_MODE_GPIO_READBACK, &val); + if (ret) + return ret; *value = (u8) val; diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c index b5966365d769..bf9ce01c854b 100644 --- a/drivers/iio/inkern.c +++ b/drivers/iio/inkern.c @@ -148,9 +148,10 @@ static int __of_iio_channel_get(struct iio_channel *channel, idev = bus_find_device(&iio_bus_type, NULL, iiospec.np, iio_dev_node_match); - of_node_put(iiospec.np); - if (idev == NULL) + if (idev == NULL) { + of_node_put(iiospec.np); return -EPROBE_DEFER; + } indio_dev = dev_to_iio_dev(idev); channel->indio_dev = indio_dev; @@ -158,6 +159,7 @@ static int __of_iio_channel_get(struct iio_channel *channel, index = indio_dev->info->of_xlate(indio_dev, &iiospec); else index = __of_iio_simple_xlate(indio_dev, &iiospec); + of_node_put(iiospec.np); if (index < 0) goto err_put; channel->channel = &indio_dev->channels[index]; @@ -393,6 +395,8 @@ struct iio_channel *devm_of_iio_channel_get_by_name(struct device *dev, channel = of_iio_channel_get_by_name(np, channel_name); if (IS_ERR(channel)) return channel; + if (!channel) + return ERR_PTR(-ENODEV); ret = devm_add_action_or_reset(dev, devm_iio_channel_free, channel); if (ret) diff --git a/drivers/iio/magnetometer/yamaha-yas530.c b/drivers/iio/magnetometer/yamaha-yas530.c index b2bc637150bf..40192aa46b04 100644 --- a/drivers/iio/magnetometer/yamaha-yas530.c +++ b/drivers/iio/magnetometer/yamaha-yas530.c @@ -132,7 +132,7 @@ struct yas5xx { unsigned int version; char name[16]; struct yas5xx_calibration calibration; - u8 hard_offsets[3]; + s8 hard_offsets[3]; struct iio_mount_matrix orientation; struct regmap *map; struct regulator_bulk_data regs[2]; diff --git a/drivers/iio/pressure/dps310.c b/drivers/iio/pressure/dps310.c index 0730380ceb69..cf8b92fae1b3 100644 --- a/drivers/iio/pressure/dps310.c +++ b/drivers/iio/pressure/dps310.c @@ -89,6 +89,7 @@ struct dps310_data { s32 c00, c10, c20, c30, c01, c11, c21; s32 pressure_raw; s32 temp_raw; + bool timeout_recovery_failed; }; static const struct iio_chan_spec dps310_channels[] = { @@ -159,6 +160,102 @@ static int dps310_get_coefs(struct dps310_data *data) return 0; } +/* + * Some versions of the chip will read temperatures in the ~60C range when + * it's actually ~20C. This is the manufacturer recommended workaround + * to correct the issue. The registers used below are undocumented. + */ +static int dps310_temp_workaround(struct dps310_data *data) +{ + int rc; + int reg; + + rc = regmap_read(data->regmap, 0x32, ®); + if (rc) + return rc; + + /* + * If bit 1 is set then the device is okay, and the workaround does not + * need to be applied + */ + if (reg & BIT(1)) + return 0; + + rc = regmap_write(data->regmap, 0x0e, 0xA5); + if (rc) + return rc; + + rc = regmap_write(data->regmap, 0x0f, 0x96); + if (rc) + return rc; + + rc = regmap_write(data->regmap, 0x62, 0x02); + if (rc) + return rc; + + rc = regmap_write(data->regmap, 0x0e, 0x00); + if (rc) + return rc; + + return regmap_write(data->regmap, 0x0f, 0x00); +} + +static int dps310_startup(struct dps310_data *data) +{ + int rc; + int ready; + + /* + * Set up pressure sensor in single sample, one measurement per second + * mode + */ + rc = regmap_write(data->regmap, DPS310_PRS_CFG, 0); + if (rc) + return rc; + + /* + * Set up external (MEMS) temperature sensor in single sample, one + * measurement per second mode + */ + rc = regmap_write(data->regmap, DPS310_TMP_CFG, DPS310_TMP_EXT); + if (rc) + return rc; + + /* Temp and pressure shifts are disabled when PRC <= 8 */ + rc = regmap_write_bits(data->regmap, DPS310_CFG_REG, + DPS310_PRS_SHIFT_EN | DPS310_TMP_SHIFT_EN, 0); + if (rc) + return rc; + + /* MEAS_CFG doesn't update correctly unless first written with 0 */ + rc = regmap_write_bits(data->regmap, DPS310_MEAS_CFG, + DPS310_MEAS_CTRL_BITS, 0); + if (rc) + return rc; + + /* Turn on temperature and pressure measurement in the background */ + rc = regmap_write_bits(data->regmap, DPS310_MEAS_CFG, + DPS310_MEAS_CTRL_BITS, DPS310_PRS_EN | + DPS310_TEMP_EN | DPS310_BACKGROUND); + if (rc) + return rc; + + /* + * Calibration coefficients required for reporting temperature. + * They are available 40ms after the device has started + */ + rc = regmap_read_poll_timeout(data->regmap, DPS310_MEAS_CFG, ready, + ready & DPS310_COEF_RDY, 10000, 40000); + if (rc) + return rc; + + rc = dps310_get_coefs(data); + if (rc) + return rc; + + return dps310_temp_workaround(data); +} + static int dps310_get_pres_precision(struct dps310_data *data) { int rc; @@ -297,11 +394,69 @@ static int dps310_get_temp_k(struct dps310_data *data) return scale_factors[ilog2(rc)]; } +static int dps310_reset_wait(struct dps310_data *data) +{ + int rc; + + rc = regmap_write(data->regmap, DPS310_RESET, DPS310_RESET_MAGIC); + if (rc) + return rc; + + /* Wait for device chip access: 2.5ms in specification */ + usleep_range(2500, 12000); + return 0; +} + +static int dps310_reset_reinit(struct dps310_data *data) +{ + int rc; + + rc = dps310_reset_wait(data); + if (rc) + return rc; + + return dps310_startup(data); +} + +static int dps310_ready_status(struct dps310_data *data, int ready_bit, int timeout) +{ + int sleep = DPS310_POLL_SLEEP_US(timeout); + int ready; + + return regmap_read_poll_timeout(data->regmap, DPS310_MEAS_CFG, ready, ready & ready_bit, + sleep, timeout); +} + +static int dps310_ready(struct dps310_data *data, int ready_bit, int timeout) +{ + int rc; + + rc = dps310_ready_status(data, ready_bit, timeout); + if (rc) { + if (rc == -ETIMEDOUT && !data->timeout_recovery_failed) { + /* Reset and reinitialize the chip. */ + if (dps310_reset_reinit(data)) { + data->timeout_recovery_failed = true; + } else { + /* Try again to get sensor ready status. */ + if (dps310_ready_status(data, ready_bit, timeout)) + data->timeout_recovery_failed = true; + else + return 0; + } + } + + return rc; + } + + data->timeout_recovery_failed = false; + return 0; +} + static int dps310_read_pres_raw(struct dps310_data *data) { int rc; int rate; - int ready; int timeout; s32 raw; u8 val[3]; @@ -313,9 +468,7 @@ static int dps310_read_pres_raw(struct dps310_data *data) timeout = DPS310_POLL_TIMEOUT_US(rate); /* Poll for sensor readiness; base the timeout upon the sample rate. */ - rc = regmap_read_poll_timeout(data->regmap, DPS310_MEAS_CFG, ready, - ready & DPS310_PRS_RDY, - DPS310_POLL_SLEEP_US(timeout), timeout); + rc = dps310_ready(data, DPS310_PRS_RDY, timeout); if (rc) goto done; @@ -352,7 +505,6 @@ static int dps310_read_temp_raw(struct dps310_data *data) { int rc; int rate; - int ready; int timeout; if (mutex_lock_interruptible(&data->lock)) @@ -362,10 +514,8 @@ static int dps310_read_temp_raw(struct dps310_data *data) timeout = DPS310_POLL_TIMEOUT_US(rate); /* Poll for sensor readiness; base the timeout upon the sample rate. */ - rc = regmap_read_poll_timeout(data->regmap, DPS310_MEAS_CFG, ready, - ready & DPS310_TMP_RDY, - DPS310_POLL_SLEEP_US(timeout), timeout); - if (rc < 0) + rc = dps310_ready(data, DPS310_TMP_RDY, timeout); + if (rc) goto done; rc = dps310_read_temp_ready(data); @@ -660,7 +810,7 @@ static void dps310_reset(void *action_data) { struct dps310_data *data = action_data; - regmap_write(data->regmap, DPS310_RESET, DPS310_RESET_MAGIC); + dps310_reset_wait(data); } static const struct regmap_config dps310_regmap_config = { @@ -677,52 +827,12 @@ static const struct iio_info dps310_info = { .write_raw = dps310_write_raw, }; -/* - * Some verions of chip will read temperatures in the ~60C range when - * its actually ~20C. This is the manufacturer recommended workaround - * to correct the issue. The registers used below are undocumented. - */ -static int dps310_temp_workaround(struct dps310_data *data) -{ - int rc; - int reg; - - rc = regmap_read(data->regmap, 0x32, ®); - if (rc < 0) - return rc; - - /* - * If bit 1 is set then the device is okay, and the workaround does not - * need to be applied - */ - if (reg & BIT(1)) - return 0; - - rc = regmap_write(data->regmap, 0x0e, 0xA5); - if (rc < 0) - return rc; - - rc = regmap_write(data->regmap, 0x0f, 0x96); - if (rc < 0) - return rc; - - rc = regmap_write(data->regmap, 0x62, 0x02); - if (rc < 0) - return rc; - - rc = regmap_write(data->regmap, 0x0e, 0x00); - if (rc < 0) - return rc; - - return regmap_write(data->regmap, 0x0f, 0x00); -} - static int dps310_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct dps310_data *data; struct iio_dev *iio; - int rc, ready; + int rc; iio = devm_iio_device_alloc(&client->dev, sizeof(*data)); if (!iio) @@ -747,54 +857,8 @@ static int dps310_probe(struct i2c_client *client, if (rc) return rc; - /* - * Set up pressure sensor in single sample, one measurement per second - * mode - */ - rc = regmap_write(data->regmap, DPS310_PRS_CFG, 0); - - /* - * Set up external (MEMS) temperature sensor in single sample, one - * measurement per second mode - */ - rc = regmap_write(data->regmap, DPS310_TMP_CFG, DPS310_TMP_EXT); - if (rc < 0) - return rc; - - /* Temp and pressure shifts are disabled when PRC <= 8 */ - rc = regmap_write_bits(data->regmap, DPS310_CFG_REG, - DPS310_PRS_SHIFT_EN | DPS310_TMP_SHIFT_EN, 0); - if (rc < 0) - return rc; - - /* MEAS_CFG doesn't update correctly unless first written with 0 */ - rc = regmap_write_bits(data->regmap, DPS310_MEAS_CFG, - DPS310_MEAS_CTRL_BITS, 0); - if (rc < 0) - return rc; - - /* Turn on temperature and pressure measurement in the background */ - rc = regmap_write_bits(data->regmap, DPS310_MEAS_CFG, - DPS310_MEAS_CTRL_BITS, DPS310_PRS_EN | - DPS310_TEMP_EN | DPS310_BACKGROUND); - if (rc < 0) - return rc; - - /* - * Calibration coefficients required for reporting temperature. - * They are available 40ms after the device has started - */ - rc = regmap_read_poll_timeout(data->regmap, DPS310_MEAS_CFG, ready, - ready & DPS310_COEF_RDY, 10000, 40000); - if (rc < 0) - return rc; - - rc = dps310_get_coefs(data); - if (rc < 0) - return rc; - - rc = dps310_temp_workaround(data); - if (rc < 0) + rc = dps310_startup(data); + if (rc) return rc; rc = devm_iio_device_register(&client->dev, iio); diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index b985e0d9bc05..5c910f5c01b3 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -1632,14 +1632,13 @@ static void cm_path_set_rec_type(struct ib_device *ib_device, u32 port_num, static void cm_format_path_lid_from_req(struct cm_req_msg *req_msg, struct sa_path_rec *primary_path, - struct sa_path_rec *alt_path) + struct sa_path_rec *alt_path, + struct ib_wc *wc) { u32 lid; if (primary_path->rec_type != SA_PATH_REC_TYPE_OPA) { - sa_path_set_dlid(primary_path, - IBA_GET(CM_REQ_PRIMARY_LOCAL_PORT_LID, - req_msg)); + sa_path_set_dlid(primary_path, wc->slid); sa_path_set_slid(primary_path, IBA_GET(CM_REQ_PRIMARY_REMOTE_PORT_LID, req_msg)); @@ -1676,7 +1675,8 @@ static void cm_format_path_lid_from_req(struct cm_req_msg *req_msg, static void cm_format_paths_from_req(struct cm_req_msg *req_msg, struct sa_path_rec *primary_path, - struct sa_path_rec *alt_path) + struct sa_path_rec *alt_path, + struct ib_wc *wc) { primary_path->dgid = *IBA_GET_MEM_PTR(CM_REQ_PRIMARY_LOCAL_PORT_GID, req_msg); @@ -1734,7 +1734,7 @@ static void cm_format_paths_from_req(struct cm_req_msg *req_msg, if (sa_path_is_roce(alt_path)) alt_path->roce.route_resolved = false; } - cm_format_path_lid_from_req(req_msg, primary_path, alt_path); + cm_format_path_lid_from_req(req_msg, primary_path, alt_path, wc); } static u16 cm_get_bth_pkey(struct cm_work *work) @@ -2148,7 +2148,7 @@ static int cm_req_handler(struct cm_work *work) if (cm_req_has_alt_path(req_msg)) work->path[1].rec_type = work->path[0].rec_type; cm_format_paths_from_req(req_msg, &work->path[0], - &work->path[1]); + &work->path[1], work->mad_recv_wc->wc); if (cm_id_priv->av.ah_attr.type == RDMA_AH_ATTR_TYPE_ROCE) sa_path_set_dmac(&work->path[0], cm_id_priv->av.ah_attr.roce.dmac); diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index d1345d76d9b1..9f0e0402fbc0 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -739,6 +739,7 @@ static int ib_uverbs_reg_mr(struct uverbs_attr_bundle *attrs) mr->uobject = uobj; atomic_inc(&pd->usecnt); mr->iova = cmd.hca_va; + mr->length = cmd.length; rdma_restrack_new(&mr->res, RDMA_RESTRACK_MR); rdma_restrack_set_name(&mr->res, NULL); @@ -861,8 +862,10 @@ static int ib_uverbs_rereg_mr(struct uverbs_attr_bundle *attrs) mr->pd = new_pd; atomic_inc(&new_pd->usecnt); } - if (cmd.flags & IB_MR_REREG_TRANS) + if (cmd.flags & IB_MR_REREG_TRANS) { mr->iova = cmd.hca_va; + mr->length = cmd.length; + } } memset(&resp, 0, sizeof(resp)); diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 59e20936b800..b721085bb597 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -2157,6 +2157,8 @@ struct ib_mr *ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, mr->pd = pd; mr->dm = NULL; atomic_inc(&pd->usecnt); + mr->iova = virt_addr; + mr->length = length; rdma_restrack_new(&mr->res, RDMA_RESTRACK_MR); rdma_restrack_parent_name(&mr->res, &pd->res); diff --git a/drivers/infiniband/hw/hns/hns_roce_mr.c b/drivers/infiniband/hw/hns/hns_roce_mr.c index 7089ac780291..20360df25771 100644 --- a/drivers/infiniband/hw/hns/hns_roce_mr.c +++ b/drivers/infiniband/hw/hns/hns_roce_mr.c @@ -272,7 +272,6 @@ struct ib_mr *hns_roce_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, goto err_alloc_pbl; mr->ibmr.rkey = mr->ibmr.lkey = mr->key; - mr->ibmr.length = length; return &mr->ibmr; diff --git a/drivers/infiniband/hw/irdma/defs.h b/drivers/infiniband/hw/irdma/defs.h index cc3d9a365b35..b8c10a6ccede 100644 --- a/drivers/infiniband/hw/irdma/defs.h +++ b/drivers/infiniband/hw/irdma/defs.h @@ -314,6 +314,7 @@ enum irdma_cqp_op_type { #define IRDMA_AE_IB_REMOTE_ACCESS_ERROR 0x020d #define IRDMA_AE_IB_REMOTE_OP_ERROR 0x020e #define IRDMA_AE_WQE_LSMM_TOO_LONG 0x0220 +#define IRDMA_AE_INVALID_REQUEST 0x0223 #define IRDMA_AE_DDP_INVALID_MSN_GAP_IN_MSN 0x0301 #define IRDMA_AE_DDP_UBE_DDP_MESSAGE_TOO_LONG_FOR_AVAILABLE_BUFFER 0x0303 #define IRDMA_AE_DDP_UBE_INVALID_DDP_VERSION 0x0304 diff --git a/drivers/infiniband/hw/irdma/hw.c b/drivers/infiniband/hw/irdma/hw.c index 3d5d3f8d5ded..c14f19cff534 100644 --- a/drivers/infiniband/hw/irdma/hw.c +++ b/drivers/infiniband/hw/irdma/hw.c @@ -138,59 +138,68 @@ static void irdma_set_flush_fields(struct irdma_sc_qp *qp, qp->event_type = IRDMA_QP_EVENT_CATASTROPHIC; switch (info->ae_id) { - case IRDMA_AE_AMP_UNALLOCATED_STAG: case IRDMA_AE_AMP_BOUNDS_VIOLATION: case IRDMA_AE_AMP_INVALID_STAG: - qp->event_type = IRDMA_QP_EVENT_ACCESS_ERR; - fallthrough; + case IRDMA_AE_AMP_RIGHTS_VIOLATION: + case IRDMA_AE_AMP_UNALLOCATED_STAG: case IRDMA_AE_AMP_BAD_PD: - case IRDMA_AE_UDA_XMIT_BAD_PD: + case IRDMA_AE_AMP_BAD_QP: + case IRDMA_AE_AMP_BAD_STAG_KEY: + case IRDMA_AE_AMP_BAD_STAG_INDEX: + case IRDMA_AE_AMP_TO_WRAP: + case IRDMA_AE_PRIV_OPERATION_DENIED: qp->flush_code = FLUSH_PROT_ERR; + qp->event_type = IRDMA_QP_EVENT_ACCESS_ERR; break; - case IRDMA_AE_AMP_BAD_QP: + case IRDMA_AE_UDA_XMIT_BAD_PD: case IRDMA_AE_WQE_UNEXPECTED_OPCODE: qp->flush_code = FLUSH_LOC_QP_OP_ERR; + qp->event_type = IRDMA_QP_EVENT_CATASTROPHIC; + break; + case IRDMA_AE_UDA_XMIT_DGRAM_TOO_LONG: + case IRDMA_AE_UDA_XMIT_DGRAM_TOO_SHORT: + case IRDMA_AE_UDA_L4LEN_INVALID: + case IRDMA_AE_DDP_UBE_INVALID_MO: + case IRDMA_AE_DDP_UBE_DDP_MESSAGE_TOO_LONG_FOR_AVAILABLE_BUFFER: + qp->flush_code = FLUSH_LOC_LEN_ERR; + qp->event_type = IRDMA_QP_EVENT_CATASTROPHIC; break; - case IRDMA_AE_AMP_BAD_STAG_KEY: - case IRDMA_AE_AMP_BAD_STAG_INDEX: - case IRDMA_AE_AMP_TO_WRAP: - case IRDMA_AE_AMP_RIGHTS_VIOLATION: case IRDMA_AE_AMP_INVALIDATE_NO_REMOTE_ACCESS_RIGHTS: - case IRDMA_AE_PRIV_OPERATION_DENIED: - case IRDMA_AE_IB_INVALID_REQUEST: case IRDMA_AE_IB_REMOTE_ACCESS_ERROR: qp->flush_code = FLUSH_REM_ACCESS_ERR; qp->event_type = IRDMA_QP_EVENT_ACCESS_ERR; break; case IRDMA_AE_LLP_SEGMENT_TOO_SMALL: - case IRDMA_AE_DDP_UBE_DDP_MESSAGE_TOO_LONG_FOR_AVAILABLE_BUFFER: - case IRDMA_AE_UDA_XMIT_DGRAM_TOO_LONG: - case IRDMA_AE_UDA_XMIT_DGRAM_TOO_SHORT: - case IRDMA_AE_UDA_L4LEN_INVALID: + case IRDMA_AE_LLP_RECEIVED_MPA_CRC_ERROR: case IRDMA_AE_ROCE_RSP_LENGTH_ERROR: - qp->flush_code = FLUSH_LOC_LEN_ERR; + case IRDMA_AE_IB_REMOTE_OP_ERROR: + qp->flush_code = FLUSH_REM_OP_ERR; + qp->event_type = IRDMA_QP_EVENT_CATASTROPHIC; break; case IRDMA_AE_LCE_QP_CATASTROPHIC: qp->flush_code = FLUSH_FATAL_ERR; + qp->event_type = IRDMA_QP_EVENT_CATASTROPHIC; break; - case IRDMA_AE_DDP_UBE_INVALID_MO: case IRDMA_AE_IB_RREQ_AND_Q1_FULL: - case IRDMA_AE_LLP_RECEIVED_MPA_CRC_ERROR: qp->flush_code = FLUSH_GENERAL_ERR; break; case IRDMA_AE_LLP_TOO_MANY_RETRIES: qp->flush_code = FLUSH_RETRY_EXC_ERR; + qp->event_type = IRDMA_QP_EVENT_CATASTROPHIC; break; case IRDMA_AE_AMP_MWBIND_INVALID_RIGHTS: case IRDMA_AE_AMP_MWBIND_BIND_DISABLED: case IRDMA_AE_AMP_MWBIND_INVALID_BOUNDS: qp->flush_code = FLUSH_MW_BIND_ERR; + qp->event_type = IRDMA_QP_EVENT_ACCESS_ERR; break; - case IRDMA_AE_IB_REMOTE_OP_ERROR: - qp->flush_code = FLUSH_REM_OP_ERR; + case IRDMA_AE_IB_INVALID_REQUEST: + qp->flush_code = FLUSH_REM_INV_REQ_ERR; + qp->event_type = IRDMA_QP_EVENT_REQ_ERR; break; default: - qp->flush_code = FLUSH_FATAL_ERR; + qp->flush_code = FLUSH_GENERAL_ERR; + qp->event_type = IRDMA_QP_EVENT_CATASTROPHIC; break; } } diff --git a/drivers/infiniband/hw/irdma/type.h b/drivers/infiniband/hw/irdma/type.h index 874bc25a938b..1241e5988c10 100644 --- a/drivers/infiniband/hw/irdma/type.h +++ b/drivers/infiniband/hw/irdma/type.h @@ -99,6 +99,7 @@ enum irdma_term_mpa_errors { enum irdma_qp_event_type { IRDMA_QP_EVENT_CATASTROPHIC, IRDMA_QP_EVENT_ACCESS_ERR, + IRDMA_QP_EVENT_REQ_ERR, }; enum irdma_hw_stats_index_32b { diff --git a/drivers/infiniband/hw/irdma/user.h b/drivers/infiniband/hw/irdma/user.h index 3dcbb1fbf2c6..7c3cb4288969 100644 --- a/drivers/infiniband/hw/irdma/user.h +++ b/drivers/infiniband/hw/irdma/user.h @@ -104,6 +104,7 @@ enum irdma_flush_opcode { FLUSH_FATAL_ERR, FLUSH_RETRY_EXC_ERR, FLUSH_MW_BIND_ERR, + FLUSH_REM_INV_REQ_ERR, }; enum irdma_cmpl_status { diff --git a/drivers/infiniband/hw/irdma/utils.c b/drivers/infiniband/hw/irdma/utils.c index 85d4212f59db..db7d0a300069 100644 --- a/drivers/infiniband/hw/irdma/utils.c +++ b/drivers/infiniband/hw/irdma/utils.c @@ -2535,6 +2535,9 @@ void irdma_ib_qp_event(struct irdma_qp *iwqp, enum irdma_qp_event_type event) case IRDMA_QP_EVENT_ACCESS_ERR: ibevent.event = IB_EVENT_QP_ACCESS_ERR; break; + case IRDMA_QP_EVENT_REQ_ERR: + ibevent.event = IB_EVENT_QP_REQ_ERR; + break; } ibevent.device = iwqp->ibqp.device; ibevent.element.qp = &iwqp->ibqp; diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/irdma/verbs.c index 5275616398d8..911902d2b93e 100644 --- a/drivers/infiniband/hw/irdma/verbs.c +++ b/drivers/infiniband/hw/irdma/verbs.c @@ -3359,6 +3359,8 @@ static enum ib_wc_status irdma_flush_err_to_ib_wc_status(enum irdma_flush_opcode return IB_WC_RETRY_EXC_ERR; case FLUSH_MW_BIND_ERR: return IB_WC_MW_BIND_ERR; + case FLUSH_REM_INV_REQ_ERR: + return IB_WC_REM_INV_REQ_ERR; case FLUSH_FATAL_ERR: default: return IB_WC_FATAL_ERR; diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c index 04a67b481608..a40bf58bcdd3 100644 --- a/drivers/infiniband/hw/mlx4/mr.c +++ b/drivers/infiniband/hw/mlx4/mr.c @@ -439,7 +439,6 @@ struct ib_mr *mlx4_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, goto err_mr; mr->ibmr.rkey = mr->ibmr.lkey = mr->mmr.key; - mr->ibmr.length = length; mr->ibmr.page_size = 1U << shift; return &mr->ibmr; diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 8664bcf6d3f5..827ee3040bea 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -1847,6 +1847,9 @@ static int set_ucontext_resp(struct ib_ucontext *uctx, if (MLX5_CAP_GEN(dev->mdev, drain_sigerr)) resp->comp_mask |= MLX5_IB_ALLOC_UCONTEXT_RESP_MASK_SQD2RTS; + resp->comp_mask |= + MLX5_IB_ALLOC_UCONTEXT_RESP_MASK_MKEY_UPDATE_TAG; + return 0; } diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c index d0d98e584ebc..fcf6447b4a4e 100644 --- a/drivers/infiniband/hw/mlx5/odp.c +++ b/drivers/infiniband/hw/mlx5/odp.c @@ -792,7 +792,8 @@ static bool mkey_is_eq(struct mlx5_core_mkey *mmkey, u32 key) { if (!mmkey) return false; - if (mmkey->type == MLX5_MKEY_MW) + if (mmkey->type == MLX5_MKEY_MW || + mmkey->type == MLX5_MKEY_INDIRECT_DEVX) return mlx5_base_mkey(mmkey->key) == mlx5_base_mkey(key); return mmkey->key == key; } diff --git a/drivers/infiniband/sw/rxe/rxe_qp.c b/drivers/infiniband/sw/rxe/rxe_qp.c index 661b83d65af3..57ebf4871608 100644 --- a/drivers/infiniband/sw/rxe/rxe_qp.c +++ b/drivers/infiniband/sw/rxe/rxe_qp.c @@ -793,7 +793,9 @@ void rxe_qp_destroy(struct rxe_qp *qp) rxe_cleanup_task(&qp->comp.task); /* flush out any receive wr's or pending requests */ - __rxe_do_task(&qp->req.task); + if (qp->req.task.func) + __rxe_do_task(&qp->req.task); + if (qp->sq.queue) { __rxe_do_task(&qp->comp.task); __rxe_do_task(&qp->req.task); @@ -833,8 +835,10 @@ static void rxe_qp_do_cleanup(struct work_struct *work) free_rd_atomic_resources(qp); - kernel_sock_shutdown(qp->sk, SHUT_RDWR); - sock_release(qp->sk); + if (qp->sk) { + kernel_sock_shutdown(qp->sk, SHUT_RDWR); + sock_release(qp->sk); + } } /* called when the last reference to the qp is dropped */ diff --git a/drivers/infiniband/sw/rxe/rxe_queue.c b/drivers/infiniband/sw/rxe/rxe_queue.c index 6e6e023c1b45..03157de52f5f 100644 --- a/drivers/infiniband/sw/rxe/rxe_queue.c +++ b/drivers/infiniband/sw/rxe/rxe_queue.c @@ -112,23 +112,25 @@ static int resize_finish(struct rxe_queue *q, struct rxe_queue *new_q, unsigned int num_elem) { enum queue_type type = q->type; + u32 new_prod; u32 prod; u32 cons; if (!queue_empty(q, q->type) && (num_elem < queue_count(q, type))) return -EINVAL; - prod = queue_get_producer(new_q, type); + new_prod = queue_get_producer(new_q, type); + prod = queue_get_producer(q, type); cons = queue_get_consumer(q, type); - while (!queue_empty(q, type)) { - memcpy(queue_addr_from_index(new_q, prod), + while ((prod - cons) & q->index_mask) { + memcpy(queue_addr_from_index(new_q, new_prod), queue_addr_from_index(q, cons), new_q->elem_size); - prod = queue_next_index(new_q, prod); + new_prod = queue_next_index(new_q, new_prod); cons = queue_next_index(q, cons); } - new_q->buf->producer_index = prod; + new_q->buf->producer_index = new_prod; q->buf->consumer_index = cons; /* update private index copies */ diff --git a/drivers/infiniband/sw/siw/siw.h b/drivers/infiniband/sw/siw/siw.h index df03d84c6868..2f3a9cda3850 100644 --- a/drivers/infiniband/sw/siw/siw.h +++ b/drivers/infiniband/sw/siw/siw.h @@ -418,6 +418,7 @@ struct siw_qp { struct ib_qp base_qp; struct siw_device *sdev; struct kref ref; + struct completion qp_free; struct list_head devq; int tx_cpu; struct siw_qp_attrs attrs; diff --git a/drivers/infiniband/sw/siw/siw_qp.c b/drivers/infiniband/sw/siw/siw_qp.c index 7e01f2438afc..e6f634971228 100644 --- a/drivers/infiniband/sw/siw/siw_qp.c +++ b/drivers/infiniband/sw/siw/siw_qp.c @@ -1342,6 +1342,6 @@ void siw_free_qp(struct kref *ref) vfree(qp->orq); siw_put_tx_cpu(qp->tx_cpu); - + complete(&qp->qp_free); atomic_dec(&sdev->num_qp); } diff --git a/drivers/infiniband/sw/siw/siw_qp_rx.c b/drivers/infiniband/sw/siw/siw_qp_rx.c index 875ea6f1b04a..fd721cc19682 100644 --- a/drivers/infiniband/sw/siw/siw_qp_rx.c +++ b/drivers/infiniband/sw/siw/siw_qp_rx.c @@ -961,27 +961,28 @@ int siw_proc_terminate(struct siw_qp *qp) static int siw_get_trailer(struct siw_qp *qp, struct siw_rx_stream *srx) { struct sk_buff *skb = srx->skb; + int avail = min(srx->skb_new, srx->fpdu_part_rem); u8 *tbuf = (u8 *)&srx->trailer.crc - srx->pad; __wsum crc_in, crc_own = 0; siw_dbg_qp(qp, "expected %d, available %d, pad %u\n", srx->fpdu_part_rem, srx->skb_new, srx->pad); - if (srx->skb_new < srx->fpdu_part_rem) - return -EAGAIN; - - skb_copy_bits(skb, srx->skb_offset, tbuf, srx->fpdu_part_rem); + skb_copy_bits(skb, srx->skb_offset, tbuf, avail); - if (srx->mpa_crc_hd && srx->pad) - crypto_shash_update(srx->mpa_crc_hd, tbuf, srx->pad); + srx->skb_new -= avail; + srx->skb_offset += avail; + srx->skb_copied += avail; + srx->fpdu_part_rem -= avail; - srx->skb_new -= srx->fpdu_part_rem; - srx->skb_offset += srx->fpdu_part_rem; - srx->skb_copied += srx->fpdu_part_rem; + if (srx->fpdu_part_rem) + return -EAGAIN; if (!srx->mpa_crc_hd) return 0; + if (srx->pad) + crypto_shash_update(srx->mpa_crc_hd, tbuf, srx->pad); /* * CRC32 is computed, transmitted and received directly in NBO, * so there's never a reason to convert byte order. @@ -1083,10 +1084,9 @@ static int siw_get_hdr(struct siw_rx_stream *srx) * completely received. */ if (iwarp_pktinfo[opcode].hdr_len > sizeof(struct iwarp_ctrl_tagged)) { - bytes = iwarp_pktinfo[opcode].hdr_len - MIN_DDP_HDR; + int hdrlen = iwarp_pktinfo[opcode].hdr_len; - if (srx->skb_new < bytes) - return -EAGAIN; + bytes = min_t(int, hdrlen - MIN_DDP_HDR, srx->skb_new); skb_copy_bits(skb, srx->skb_offset, (char *)c_hdr + srx->fpdu_part_rcvd, bytes); @@ -1096,6 +1096,9 @@ static int siw_get_hdr(struct siw_rx_stream *srx) srx->skb_new -= bytes; srx->skb_offset += bytes; srx->skb_copied += bytes; + + if (srx->fpdu_part_rcvd < hdrlen) + return -EAGAIN; } /* diff --git a/drivers/infiniband/sw/siw/siw_verbs.c b/drivers/infiniband/sw/siw/siw_verbs.c index aa3f60d54a70..ff33659acffa 100644 --- a/drivers/infiniband/sw/siw/siw_verbs.c +++ b/drivers/infiniband/sw/siw/siw_verbs.c @@ -478,6 +478,8 @@ int siw_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *attrs, list_add_tail(&qp->devq, &sdev->qp_list); spin_unlock_irqrestore(&sdev->lock, flags); + init_completion(&qp->qp_free); + return 0; err_out_xa: @@ -622,6 +624,7 @@ int siw_destroy_qp(struct ib_qp *base_qp, struct ib_udata *udata) qp->scq = qp->rcq = NULL; siw_qp_put(qp); + wait_for_completion(&qp->qp_free); return 0; } diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index 473b3a08cf96..2f4991cea98c 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -2783,7 +2783,7 @@ static int srp_send_tsk_mgmt(struct srp_rdma_ch *ch, u64 req_tag, u64 lun, static int srp_abort(struct scsi_cmnd *scmnd) { struct srp_target_port *target = host_to_target(scmnd->device->host); - struct srp_request *req = (struct srp_request *) scmnd->host_scribble; + struct srp_request *req = scsi_cmd_priv(scmnd); u32 tag; u16 ch_idx; struct srp_rdma_ch *ch; @@ -2791,8 +2791,6 @@ static int srp_abort(struct scsi_cmnd *scmnd) shost_printk(KERN_ERR, target->scsi_host, "SRP abort called\n"); - if (!req) - return SUCCESS; tag = blk_mq_unique_tag(scsi_cmd_to_rq(scmnd)); ch_idx = blk_mq_unique_tag_to_hwq(tag); if (WARN_ON_ONCE(ch_idx >= target->ch_count)) diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c index 79edfdca6607..e7da4a47ce52 100644 --- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c +++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c @@ -2832,6 +2832,26 @@ static int arm_smmu_dev_disable_feature(struct device *dev, } } +/* + * HiSilicon PCIe tune and trace device can be used to trace TLP headers on the + * PCIe link and save the data to memory by DMA. The hardware is restricted to + * use identity mapping only. + */ +#define IS_HISI_PTT_DEVICE(pdev) ((pdev)->vendor == PCI_VENDOR_ID_HUAWEI && \ + (pdev)->device == 0xa12e) + +static int arm_smmu_def_domain_type(struct device *dev) +{ + if (dev_is_pci(dev)) { + struct pci_dev *pdev = to_pci_dev(dev); + + if (IS_HISI_PTT_DEVICE(pdev)) + return IOMMU_DOMAIN_IDENTITY; + } + + return 0; +} + static struct iommu_ops arm_smmu_ops = { .capable = arm_smmu_capable, .domain_alloc = arm_smmu_domain_alloc, @@ -2857,6 +2877,7 @@ static struct iommu_ops arm_smmu_ops = { .sva_unbind = arm_smmu_sva_unbind, .sva_get_pasid = arm_smmu_sva_get_pasid, .page_response = arm_smmu_page_response, + .def_domain_type = arm_smmu_def_domain_type, .pgsize_bitmap = -1UL, /* Restricted during device attach */ .owner = THIS_MODULE, }; diff --git a/drivers/iommu/omap-iommu-debug.c b/drivers/iommu/omap-iommu-debug.c index a99afb5d9011..259f65291d90 100644 --- a/drivers/iommu/omap-iommu-debug.c +++ b/drivers/iommu/omap-iommu-debug.c @@ -32,12 +32,12 @@ static inline bool is_omap_iommu_detached(struct omap_iommu *obj) ssize_t bytes; \ const char *str = "%20s: %08x\n"; \ const int maxcol = 32; \ - bytes = snprintf(p, maxcol, str, __stringify(name), \ + if (len < maxcol) \ + goto out; \ + bytes = scnprintf(p, maxcol, str, __stringify(name), \ iommu_read_reg(obj, MMU_##name)); \ p += bytes; \ len -= bytes; \ - if (len < maxcol) \ - goto out; \ } while (0) static ssize_t diff --git a/drivers/isdn/mISDN/l1oip.h b/drivers/isdn/mISDN/l1oip.h index 7ea10db20e3a..48133d022812 100644 --- a/drivers/isdn/mISDN/l1oip.h +++ b/drivers/isdn/mISDN/l1oip.h @@ -59,6 +59,7 @@ struct l1oip { int bundle; /* bundle channels in one frm */ int codec; /* codec to use for transmis. */ int limit; /* limit number of bchannels */ + bool shutdown; /* if card is released */ /* timer */ struct timer_list keep_tl; diff --git a/drivers/isdn/mISDN/l1oip_core.c b/drivers/isdn/mISDN/l1oip_core.c index 2c40412466e6..a77195e378b7 100644 --- a/drivers/isdn/mISDN/l1oip_core.c +++ b/drivers/isdn/mISDN/l1oip_core.c @@ -275,7 +275,7 @@ l1oip_socket_send(struct l1oip *hc, u8 localcodec, u8 channel, u32 chanmask, p = frame; /* restart timer */ - if (time_before(hc->keep_tl.expires, jiffies + 5 * HZ)) + if (time_before(hc->keep_tl.expires, jiffies + 5 * HZ) && !hc->shutdown) mod_timer(&hc->keep_tl, jiffies + L1OIP_KEEPALIVE * HZ); else hc->keep_tl.expires = jiffies + L1OIP_KEEPALIVE * HZ; @@ -601,7 +601,9 @@ l1oip_socket_parse(struct l1oip *hc, struct sockaddr_in *sin, u8 *buf, int len) goto multiframe; /* restart timer */ - if (time_before(hc->timeout_tl.expires, jiffies + 5 * HZ) || !hc->timeout_on) { + if ((time_before(hc->timeout_tl.expires, jiffies + 5 * HZ) || + !hc->timeout_on) && + !hc->shutdown) { hc->timeout_on = 1; mod_timer(&hc->timeout_tl, jiffies + L1OIP_TIMEOUT * HZ); } else /* only adjust timer */ @@ -1232,11 +1234,10 @@ release_card(struct l1oip *hc) { int ch; - if (timer_pending(&hc->keep_tl)) - del_timer(&hc->keep_tl); + hc->shutdown = true; - if (timer_pending(&hc->timeout_tl)) - del_timer(&hc->timeout_tl); + del_timer_sync(&hc->keep_tl); + del_timer_sync(&hc->timeout_tl); cancel_work_sync(&hc->workq); diff --git a/drivers/leds/flash/leds-lm3601x.c b/drivers/leds/flash/leds-lm3601x.c index d0e1d4814042..3d1272748201 100644 --- a/drivers/leds/flash/leds-lm3601x.c +++ b/drivers/leds/flash/leds-lm3601x.c @@ -444,8 +444,6 @@ static int lm3601x_remove(struct i2c_client *client) { struct lm3601x_led *led = i2c_get_clientdata(client); - mutex_destroy(&led->lock); - return regmap_update_bits(led->regmap, LM3601X_ENABLE_REG, LM3601X_ENABLE_MASK, LM3601X_MODE_STANDBY); diff --git a/drivers/mailbox/bcm-flexrm-mailbox.c b/drivers/mailbox/bcm-flexrm-mailbox.c index 78073ad1f2f1..b7e9fd53d47d 100644 --- a/drivers/mailbox/bcm-flexrm-mailbox.c +++ b/drivers/mailbox/bcm-flexrm-mailbox.c @@ -632,15 +632,15 @@ static int flexrm_spu_dma_map(struct device *dev, struct brcm_message *msg) rc = dma_map_sg(dev, msg->spu.src, sg_nents(msg->spu.src), DMA_TO_DEVICE); - if (rc < 0) - return rc; + if (!rc) + return -EIO; rc = dma_map_sg(dev, msg->spu.dst, sg_nents(msg->spu.dst), DMA_FROM_DEVICE); - if (rc < 0) { + if (!rc) { dma_unmap_sg(dev, msg->spu.src, sg_nents(msg->spu.src), DMA_TO_DEVICE); - return rc; + return -EIO; } return 0; diff --git a/drivers/mailbox/mailbox-mpfs.c b/drivers/mailbox/mailbox-mpfs.c index 4e34854d1238..cfacb3f320a6 100644 --- a/drivers/mailbox/mailbox-mpfs.c +++ b/drivers/mailbox/mailbox-mpfs.c @@ -62,6 +62,7 @@ struct mpfs_mbox { struct mbox_controller controller; struct device *dev; int irq; + void __iomem *ctrl_base; void __iomem *mbox_base; void __iomem *int_reg; struct mbox_chan chans[1]; @@ -73,7 +74,7 @@ static bool mpfs_mbox_busy(struct mpfs_mbox *mbox) { u32 status; - status = readl_relaxed(mbox->mbox_base + SERVICES_SR_OFFSET); + status = readl_relaxed(mbox->ctrl_base + SERVICES_SR_OFFSET); return status & SCB_STATUS_BUSY_MASK; } @@ -99,29 +100,27 @@ static int mpfs_mbox_send_data(struct mbox_chan *chan, void *data) for (index = 0; index < (msg->cmd_data_size / 4); index++) writel_relaxed(word_buf[index], - mbox->mbox_base + MAILBOX_REG_OFFSET + index * 0x4); + mbox->mbox_base + msg->mbox_offset + index * 0x4); if (extra_bits) { u8 i; u8 byte_off = ALIGN_DOWN(msg->cmd_data_size, 4); u8 *byte_buf = msg->cmd_data + byte_off; - val = readl_relaxed(mbox->mbox_base + - MAILBOX_REG_OFFSET + index * 0x4); + val = readl_relaxed(mbox->mbox_base + msg->mbox_offset + index * 0x4); for (i = 0u; i < extra_bits; i++) { val &= ~(0xffu << (i * 8u)); val |= (byte_buf[i] << (i * 8u)); } - writel_relaxed(val, - mbox->mbox_base + MAILBOX_REG_OFFSET + index * 0x4); + writel_relaxed(val, mbox->mbox_base + msg->mbox_offset + index * 0x4); } } opt_sel = ((msg->mbox_offset << 7u) | (msg->cmd_opcode & 0x7fu)); tx_trigger = (opt_sel << SCB_CTRL_POS) & SCB_CTRL_MASK; tx_trigger |= SCB_CTRL_REQ_MASK | SCB_STATUS_NOTIFY_MASK; - writel_relaxed(tx_trigger, mbox->mbox_base + SERVICES_CR_OFFSET); + writel_relaxed(tx_trigger, mbox->ctrl_base + SERVICES_CR_OFFSET); return 0; } @@ -141,7 +140,7 @@ static void mpfs_mbox_rx_data(struct mbox_chan *chan) if (!mpfs_mbox_busy(mbox)) { for (i = 0; i < num_words; i++) { response->resp_msg[i] = - readl_relaxed(mbox->mbox_base + MAILBOX_REG_OFFSET + readl_relaxed(mbox->mbox_base + mbox->resp_offset + i * 0x4); } } @@ -200,14 +199,18 @@ static int mpfs_mbox_probe(struct platform_device *pdev) if (!mbox) return -ENOMEM; - mbox->mbox_base = devm_platform_get_and_ioremap_resource(pdev, 0, ®s); - if (IS_ERR(mbox->mbox_base)) - return PTR_ERR(mbox->mbox_base); + mbox->ctrl_base = devm_platform_get_and_ioremap_resource(pdev, 0, ®s); + if (IS_ERR(mbox->ctrl_base)) + return PTR_ERR(mbox->ctrl_base); mbox->int_reg = devm_platform_get_and_ioremap_resource(pdev, 1, ®s); if (IS_ERR(mbox->int_reg)) return PTR_ERR(mbox->int_reg); + mbox->mbox_base = devm_platform_get_and_ioremap_resource(pdev, 2, ®s); + if (IS_ERR(mbox->mbox_base)) // account for the old dt-binding w/ 2 regs + mbox->mbox_base = mbox->ctrl_base + MAILBOX_REG_OFFSET; + mbox->irq = platform_get_irq(pdev, 0); if (mbox->irq < 0) return mbox->irq; diff --git a/drivers/md/bcache/writeback.c b/drivers/md/bcache/writeback.c index 96a07839864b..ee7ad999e924 100644 --- a/drivers/md/bcache/writeback.c +++ b/drivers/md/bcache/writeback.c @@ -157,6 +157,53 @@ static void __update_writeback_rate(struct cached_dev *dc) dc->writeback_rate_target = target; } +static bool idle_counter_exceeded(struct cache_set *c) +{ + int counter, dev_nr; + + /* + * If c->idle_counter is overflow (idel for really long time), + * reset as 0 and not set maximum rate this time for code + * simplicity. + */ + counter = atomic_inc_return(&c->idle_counter); + if (counter <= 0) { + atomic_set(&c->idle_counter, 0); + return false; + } + + dev_nr = atomic_read(&c->attached_dev_nr); + if (dev_nr == 0) + return false; + + /* + * c->idle_counter is increased by writeback thread of all + * attached backing devices, in order to represent a rough + * time period, counter should be divided by dev_nr. + * Otherwise the idle time cannot be larger with more backing + * device attached. + * The following calculation equals to checking + * (counter / dev_nr) < (dev_nr * 6) + */ + if (counter < (dev_nr * dev_nr * 6)) + return false; + + return true; +} + +/* + * Idle_counter is increased every time when update_writeback_rate() is + * called. If all backing devices attached to the same cache set have + * identical dc->writeback_rate_update_seconds values, it is about 6 + * rounds of update_writeback_rate() on each backing device before + * c->at_max_writeback_rate is set to 1, and then max wrteback rate set + * to each dc->writeback_rate.rate. + * In order to avoid extra locking cost for counting exact dirty cached + * devices number, c->attached_dev_nr is used to calculate the idle + * throushold. It might be bigger if not all cached device are in write- + * back mode, but it still works well with limited extra rounds of + * update_writeback_rate(). + */ static bool set_at_max_writeback_rate(struct cache_set *c, struct cached_dev *dc) { @@ -167,21 +214,8 @@ static bool set_at_max_writeback_rate(struct cache_set *c, /* Don't set max writeback rate if gc is running */ if (!c->gc_mark_valid) return false; - /* - * Idle_counter is increased everytime when update_writeback_rate() is - * called. If all backing devices attached to the same cache set have - * identical dc->writeback_rate_update_seconds values, it is about 6 - * rounds of update_writeback_rate() on each backing device before - * c->at_max_writeback_rate is set to 1, and then max wrteback rate set - * to each dc->writeback_rate.rate. - * In order to avoid extra locking cost for counting exact dirty cached - * devices number, c->attached_dev_nr is used to calculate the idle - * throushold. It might be bigger if not all cached device are in write- - * back mode, but it still works well with limited extra rounds of - * update_writeback_rate(). - */ - if (atomic_inc_return(&c->idle_counter) < - atomic_read(&c->attached_dev_nr) * 6) + + if (!idle_counter_exceeded(c)) return false; if (atomic_read(&c->at_max_writeback_rate) != 1) @@ -195,13 +229,10 @@ static bool set_at_max_writeback_rate(struct cache_set *c, dc->writeback_rate_change = 0; /* - * Check c->idle_counter and c->at_max_writeback_rate agagain in case - * new I/O arrives during before set_at_max_writeback_rate() returns. - * Then the writeback rate is set to 1, and its new value should be - * decided via __update_writeback_rate(). + * In case new I/O arrives during before + * set_at_max_writeback_rate() returns. */ - if ((atomic_read(&c->idle_counter) < - atomic_read(&c->attached_dev_nr) * 6) || + if (!idle_counter_exceeded(c) || !atomic_read(&c->at_max_writeback_rate)) return false; diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index 8495045eb989..c16fa65a3ffd 100644 --- a/drivers/md/raid0.c +++ b/drivers/md/raid0.c @@ -48,7 +48,7 @@ static void dump_zones(struct mddev *mddev) int len = 0; for (k = 0; k < conf->strip_zone[j].nb_dev; k++) - len += snprintf(line+len, 200-len, "%s%s", k?"/":"", + len += scnprintf(line+len, 200-len, "%s%s", k?"/":"", bdevname(conf->devlist[j*raid_disks + k]->bdev, b)); pr_debug("md: zone%d=[%s]\n", j, line); diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 19e497a7e747..e4c82ecbaf0d 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -36,6 +36,7 @@ */ #include <linux/blkdev.h> +#include <linux/delay.h> #include <linux/kthread.h> #include <linux/raid/pq.h> #include <linux/async_tx.h> @@ -3936,7 +3937,7 @@ static void handle_stripe_fill(struct stripe_head *sh, * back cache (prexor with orig_page, and then xor with * page) in the read path */ - if (s->injournal && s->failed) { + if (s->to_read && s->injournal && s->failed) { if (test_bit(STRIPE_R5C_CACHING, &sh->state)) r5c_make_stripe_write_out(sh); goto out; @@ -5430,7 +5431,6 @@ static int raid5_read_one_chunk(struct mddev *mddev, struct bio *raid_bio) if (is_badblock(rdev, sector, bio_sectors(raid_bio), &first_bad, &bad_sectors)) { - bio_put(raid_bio); rdev_dec_pending(rdev, mddev); return 0; } @@ -6522,7 +6522,18 @@ static void raid5d(struct md_thread *thread) spin_unlock_irq(&conf->device_lock); md_check_recovery(mddev); spin_lock_irq(&conf->device_lock); + + /* + * Waiting on MD_SB_CHANGE_PENDING below may deadlock + * seeing md_check_recovery() is needed to clear + * the flag when using mdmon. + */ + continue; } + + wait_event_lock_irq(mddev->sb_wait, + !test_bit(MD_SB_CHANGE_PENDING, &mddev->sb_flags), + conf->device_lock); } pr_debug("%d stripes handled\n", handled); diff --git a/drivers/media/pci/cx88/cx88-vbi.c b/drivers/media/pci/cx88/cx88-vbi.c index a075788c64d4..469aeaa725ad 100644 --- a/drivers/media/pci/cx88/cx88-vbi.c +++ b/drivers/media/pci/cx88/cx88-vbi.c @@ -144,11 +144,10 @@ static int buffer_prepare(struct vb2_buffer *vb) return -EINVAL; vb2_set_plane_payload(vb, 0, size); - cx88_risc_buffer(dev->pci, &buf->risc, sgt->sgl, - 0, VBI_LINE_LENGTH * lines, - VBI_LINE_LENGTH, 0, - lines); - return 0; + return cx88_risc_buffer(dev->pci, &buf->risc, sgt->sgl, + 0, VBI_LINE_LENGTH * lines, + VBI_LINE_LENGTH, 0, + lines); } static void buffer_finish(struct vb2_buffer *vb) diff --git a/drivers/media/pci/cx88/cx88-video.c b/drivers/media/pci/cx88/cx88-video.c index c17ad9f7d822..99c55109c1e0 100644 --- a/drivers/media/pci/cx88/cx88-video.c +++ b/drivers/media/pci/cx88/cx88-video.c @@ -431,6 +431,7 @@ static int queue_setup(struct vb2_queue *q, static int buffer_prepare(struct vb2_buffer *vb) { + int ret; struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); struct cx8800_dev *dev = vb->vb2_queue->drv_priv; struct cx88_core *core = dev->core; @@ -445,35 +446,35 @@ static int buffer_prepare(struct vb2_buffer *vb) switch (core->field) { case V4L2_FIELD_TOP: - cx88_risc_buffer(dev->pci, &buf->risc, - sgt->sgl, 0, UNSET, - buf->bpl, 0, core->height); + ret = cx88_risc_buffer(dev->pci, &buf->risc, + sgt->sgl, 0, UNSET, + buf->bpl, 0, core->height); break; case V4L2_FIELD_BOTTOM: - cx88_risc_buffer(dev->pci, &buf->risc, - sgt->sgl, UNSET, 0, - buf->bpl, 0, core->height); + ret = cx88_risc_buffer(dev->pci, &buf->risc, + sgt->sgl, UNSET, 0, + buf->bpl, 0, core->height); break; case V4L2_FIELD_SEQ_TB: - cx88_risc_buffer(dev->pci, &buf->risc, - sgt->sgl, - 0, buf->bpl * (core->height >> 1), - buf->bpl, 0, - core->height >> 1); + ret = cx88_risc_buffer(dev->pci, &buf->risc, + sgt->sgl, + 0, buf->bpl * (core->height >> 1), + buf->bpl, 0, + core->height >> 1); break; case V4L2_FIELD_SEQ_BT: - cx88_risc_buffer(dev->pci, &buf->risc, - sgt->sgl, - buf->bpl * (core->height >> 1), 0, - buf->bpl, 0, - core->height >> 1); + ret = cx88_risc_buffer(dev->pci, &buf->risc, + sgt->sgl, + buf->bpl * (core->height >> 1), 0, + buf->bpl, 0, + core->height >> 1); break; case V4L2_FIELD_INTERLACED: default: - cx88_risc_buffer(dev->pci, &buf->risc, - sgt->sgl, 0, buf->bpl, - buf->bpl, buf->bpl, - core->height >> 1); + ret = cx88_risc_buffer(dev->pci, &buf->risc, + sgt->sgl, 0, buf->bpl, + buf->bpl, buf->bpl, + core->height >> 1); break; } dprintk(2, @@ -481,7 +482,7 @@ static int buffer_prepare(struct vb2_buffer *vb) buf, buf->vb.vb2_buf.index, __func__, core->width, core->height, dev->fmt->depth, dev->fmt->fourcc, (unsigned long)buf->risc.dma); - return 0; + return ret; } static void buffer_finish(struct vb2_buffer *vb) diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c index e3072d69c49f..a7704ff069d6 100644 --- a/drivers/media/platform/exynos4-is/fimc-is.c +++ b/drivers/media/platform/exynos4-is/fimc-is.c @@ -213,6 +213,7 @@ static int fimc_is_register_subdevs(struct fimc_is *is) if (ret < 0 || index >= FIMC_IS_SENSORS_NUM) { of_node_put(child); + of_node_put(i2c_bus); return ret; } index++; diff --git a/drivers/media/platform/meson/ge2d/ge2d.c b/drivers/media/platform/meson/ge2d/ge2d.c index a373dea9866b..a885cbc99e38 100644 --- a/drivers/media/platform/meson/ge2d/ge2d.c +++ b/drivers/media/platform/meson/ge2d/ge2d.c @@ -1032,7 +1032,6 @@ static int ge2d_remove(struct platform_device *pdev) video_unregister_device(ge2d->vfd); v4l2_m2m_release(ge2d->m2m_dev); - video_device_release(ge2d->vfd); v4l2_device_unregister(&ge2d->v4l2_dev); clk_disable_unprepare(ge2d->clk); diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c index a89c7b206eef..470f8f167744 100644 --- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c +++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c @@ -1457,7 +1457,6 @@ static int mtk_jpeg_remove(struct platform_device *pdev) pm_runtime_disable(&pdev->dev); video_unregister_device(jpeg->vdev); - video_device_release(jpeg->vdev); v4l2_m2m_release(jpeg->m2m_dev); v4l2_device_unregister(&jpeg->v4l2_dev); mtk_jpeg_clk_release(jpeg); diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c index f336a9543273..4fc135d9f38b 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c @@ -1406,6 +1406,7 @@ static int s5p_mfc_probe(struct platform_device *pdev) /* Deinit MFC if probe had failed */ err_enc_reg: video_unregister_device(dev->vfd_dec); + dev->vfd_dec = NULL; err_dec_reg: video_device_release(dev->vfd_enc); err_enc_alloc: @@ -1451,8 +1452,6 @@ static int s5p_mfc_remove(struct platform_device *pdev) video_unregister_device(dev->vfd_enc); video_unregister_device(dev->vfd_dec); - video_device_release(dev->vfd_enc); - video_device_release(dev->vfd_dec); v4l2_device_unregister(&dev->v4l2_dev); s5p_mfc_unconfigure_dma_memory(dev); diff --git a/drivers/media/platform/xilinx/xilinx-vipp.c b/drivers/media/platform/xilinx/xilinx-vipp.c index 2ce31d7ce1a6..5896a662da3b 100644 --- a/drivers/media/platform/xilinx/xilinx-vipp.c +++ b/drivers/media/platform/xilinx/xilinx-vipp.c @@ -472,7 +472,7 @@ static int xvip_graph_dma_init(struct xvip_composite_device *xdev) { struct device_node *ports; struct device_node *port; - int ret; + int ret = 0; ports = of_get_child_by_name(xdev->dev->of_node, "ports"); if (ports == NULL) { @@ -482,13 +482,14 @@ static int xvip_graph_dma_init(struct xvip_composite_device *xdev) for_each_child_of_node(ports, port) { ret = xvip_graph_dma_init_one(xdev, port); - if (ret < 0) { + if (ret) { of_node_put(port); - return ret; + break; } } - return 0; + of_node_put(ports); + return ret; } static void xvip_graph_cleanup(struct xvip_composite_device *xdev) diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c index b3dde98499f4..5bb29fc49538 100644 --- a/drivers/media/usb/uvc/uvc_ctrl.c +++ b/drivers/media/usb/uvc/uvc_ctrl.c @@ -988,36 +988,56 @@ static s32 __uvc_ctrl_get_value(struct uvc_control_mapping *mapping, return value; } -static int __uvc_ctrl_get(struct uvc_video_chain *chain, - struct uvc_control *ctrl, struct uvc_control_mapping *mapping, - s32 *value) +static int __uvc_ctrl_load_cur(struct uvc_video_chain *chain, + struct uvc_control *ctrl) { + u8 *data; int ret; - if ((ctrl->info.flags & UVC_CTRL_FLAG_GET_CUR) == 0) - return -EACCES; + if (ctrl->loaded) + return 0; - if (!ctrl->loaded) { - if (ctrl->entity->get_cur) { - ret = ctrl->entity->get_cur(chain->dev, - ctrl->entity, - ctrl->info.selector, - uvc_ctrl_data(ctrl, UVC_CTRL_DATA_CURRENT), - ctrl->info.size); - } else { - ret = uvc_query_ctrl(chain->dev, UVC_GET_CUR, - ctrl->entity->id, - chain->dev->intfnum, - ctrl->info.selector, - uvc_ctrl_data(ctrl, UVC_CTRL_DATA_CURRENT), - ctrl->info.size); - } - if (ret < 0) - return ret; + data = uvc_ctrl_data(ctrl, UVC_CTRL_DATA_CURRENT); + if ((ctrl->info.flags & UVC_CTRL_FLAG_GET_CUR) == 0) { + memset(data, 0, ctrl->info.size); ctrl->loaded = 1; + + return 0; } + if (ctrl->entity->get_cur) + ret = ctrl->entity->get_cur(chain->dev, ctrl->entity, + ctrl->info.selector, data, + ctrl->info.size); + else + ret = uvc_query_ctrl(chain->dev, UVC_GET_CUR, + ctrl->entity->id, chain->dev->intfnum, + ctrl->info.selector, data, + ctrl->info.size); + + if (ret < 0) + return ret; + + ctrl->loaded = 1; + + return ret; +} + +static int __uvc_ctrl_get(struct uvc_video_chain *chain, + struct uvc_control *ctrl, + struct uvc_control_mapping *mapping, + s32 *value) +{ + int ret; + + if ((ctrl->info.flags & UVC_CTRL_FLAG_GET_CUR) == 0) + return -EACCES; + + ret = __uvc_ctrl_load_cur(chain, ctrl); + if (ret < 0) + return ret; + *value = __uvc_ctrl_get_value(mapping, uvc_ctrl_data(ctrl, UVC_CTRL_DATA_CURRENT)); @@ -1667,21 +1687,10 @@ int uvc_ctrl_set(struct uvc_fh *handle, * needs to be loaded from the device to perform the read-modify-write * operation. */ - if (!ctrl->loaded && (ctrl->info.size * 8) != mapping->size) { - if ((ctrl->info.flags & UVC_CTRL_FLAG_GET_CUR) == 0) { - memset(uvc_ctrl_data(ctrl, UVC_CTRL_DATA_CURRENT), - 0, ctrl->info.size); - } else { - ret = uvc_query_ctrl(chain->dev, UVC_GET_CUR, - ctrl->entity->id, chain->dev->intfnum, - ctrl->info.selector, - uvc_ctrl_data(ctrl, UVC_CTRL_DATA_CURRENT), - ctrl->info.size); - if (ret < 0) - return ret; - } - - ctrl->loaded = 1; + if ((ctrl->info.size * 8) != mapping->size) { + ret = __uvc_ctrl_load_cur(chain, ctrl); + if (ret < 0) + return ret; } /* Backup the current value in case we need to rollback later. */ diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c index 9a791d8ef200..72fff7264b54 100644 --- a/drivers/media/usb/uvc/uvc_driver.c +++ b/drivers/media/usb/uvc/uvc_driver.c @@ -1534,10 +1534,6 @@ static int uvc_gpio_parse(struct uvc_device *dev) if (IS_ERR_OR_NULL(gpio_privacy)) return PTR_ERR_OR_ZERO(gpio_privacy); - unit = uvc_alloc_entity(UVC_EXT_GPIO_UNIT, UVC_EXT_GPIO_UNIT_ID, 0, 1); - if (!unit) - return -ENOMEM; - irq = gpiod_to_irq(gpio_privacy); if (irq < 0) { if (irq != EPROBE_DEFER) @@ -1546,6 +1542,10 @@ static int uvc_gpio_parse(struct uvc_device *dev) return irq; } + unit = uvc_alloc_entity(UVC_EXT_GPIO_UNIT, UVC_EXT_GPIO_UNIT_ID, 0, 1); + if (!unit) + return -ENOMEM; + unit->gpio.gpio_privacy = gpio_privacy; unit->gpio.irq = irq; unit->gpio.bControlSize = 1; diff --git a/drivers/memory/of_memory.c b/drivers/memory/of_memory.c index d9f5437d3bce..1791614f324b 100644 --- a/drivers/memory/of_memory.c +++ b/drivers/memory/of_memory.c @@ -134,6 +134,7 @@ const struct lpddr2_timings *of_get_ddr_timings(struct device_node *np_ddr, for_each_child_of_node(np_ddr, np_tim) { if (of_device_is_compatible(np_tim, tim_compat)) { if (of_do_get_timings(np_tim, &timings[i])) { + of_node_put(np_tim); devm_kfree(dev, timings); goto default_timings; } @@ -282,6 +283,7 @@ const struct lpddr3_timings if (of_device_is_compatible(np_tim, tim_compat)) { if (of_lpddr3_do_get_timings(np_tim, &timings[i])) { devm_kfree(dev, timings); + of_node_put(np_tim); goto default_timings; } i++; diff --git a/drivers/memory/pl353-smc.c b/drivers/memory/pl353-smc.c index f84b98278745..d39ee7d06665 100644 --- a/drivers/memory/pl353-smc.c +++ b/drivers/memory/pl353-smc.c @@ -122,6 +122,7 @@ static int pl353_smc_probe(struct amba_device *adev, const struct amba_id *id) } of_platform_device_create(child, NULL, &adev->dev); + of_node_put(child); return 0; diff --git a/drivers/mfd/fsl-imx25-tsadc.c b/drivers/mfd/fsl-imx25-tsadc.c index 37e5e02a1d05..823595bcc9b7 100644 --- a/drivers/mfd/fsl-imx25-tsadc.c +++ b/drivers/mfd/fsl-imx25-tsadc.c @@ -69,7 +69,7 @@ static int mx25_tsadc_setup_irq(struct platform_device *pdev, int irq; irq = platform_get_irq(pdev, 0); - if (irq <= 0) + if (irq < 0) return irq; tsadc->domain = irq_domain_add_simple(np, 2, 0, &mx25_tsadc_domain_ops, @@ -84,6 +84,19 @@ static int mx25_tsadc_setup_irq(struct platform_device *pdev, return 0; } +static int mx25_tsadc_unset_irq(struct platform_device *pdev) +{ + struct mx25_tsadc *tsadc = platform_get_drvdata(pdev); + int irq = platform_get_irq(pdev, 0); + + if (irq >= 0) { + irq_set_chained_handler_and_data(irq, NULL, NULL); + irq_domain_remove(tsadc->domain); + } + + return 0; +} + static void mx25_tsadc_setup_clk(struct platform_device *pdev, struct mx25_tsadc *tsadc) { @@ -171,18 +184,21 @@ static int mx25_tsadc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, tsadc); - return devm_of_platform_populate(dev); + ret = devm_of_platform_populate(dev); + if (ret) + goto err_irq; + + return 0; + +err_irq: + mx25_tsadc_unset_irq(pdev); + + return ret; } static int mx25_tsadc_remove(struct platform_device *pdev) { - struct mx25_tsadc *tsadc = platform_get_drvdata(pdev); - int irq = platform_get_irq(pdev, 0); - - if (irq) { - irq_set_chained_handler_and_data(irq, NULL, NULL); - irq_domain_remove(tsadc->domain); - } + mx25_tsadc_unset_irq(pdev); return 0; } diff --git a/drivers/mfd/intel_soc_pmic_core.c b/drivers/mfd/intel_soc_pmic_core.c index ddd64f9e3341..926653e1f603 100644 --- a/drivers/mfd/intel_soc_pmic_core.c +++ b/drivers/mfd/intel_soc_pmic_core.c @@ -95,6 +95,7 @@ static int intel_soc_pmic_i2c_probe(struct i2c_client *i2c, return 0; err_del_irq_chip: + pwm_remove_table(crc_pwm_lookup, ARRAY_SIZE(crc_pwm_lookup)); regmap_del_irq_chip(pmic->irq, pmic->irq_chip_data); return ret; } diff --git a/drivers/mfd/lp8788-irq.c b/drivers/mfd/lp8788-irq.c index 348439a3fbbd..39006297f3d2 100644 --- a/drivers/mfd/lp8788-irq.c +++ b/drivers/mfd/lp8788-irq.c @@ -175,6 +175,7 @@ int lp8788_irq_init(struct lp8788 *lp, int irq) IRQF_TRIGGER_FALLING | IRQF_ONESHOT, "lp8788-irq", irqd); if (ret) { + irq_domain_remove(lp->irqdm); dev_err(lp->dev, "failed to create a thread for IRQ_N\n"); return ret; } @@ -188,4 +189,6 @@ void lp8788_irq_exit(struct lp8788 *lp) { if (lp->irq) free_irq(lp->irq, lp->irqdm); + if (lp->irqdm) + irq_domain_remove(lp->irqdm); } diff --git a/drivers/mfd/lp8788.c b/drivers/mfd/lp8788.c index c223d2c6a363..998e8cc408a0 100644 --- a/drivers/mfd/lp8788.c +++ b/drivers/mfd/lp8788.c @@ -195,8 +195,16 @@ static int lp8788_probe(struct i2c_client *cl, const struct i2c_device_id *id) if (ret) return ret; - return mfd_add_devices(lp->dev, -1, lp8788_devs, - ARRAY_SIZE(lp8788_devs), NULL, 0, NULL); + ret = mfd_add_devices(lp->dev, -1, lp8788_devs, + ARRAY_SIZE(lp8788_devs), NULL, 0, NULL); + if (ret) + goto err_exit_irq; + + return 0; + +err_exit_irq: + lp8788_irq_exit(lp); + return ret; } static int lp8788_remove(struct i2c_client *cl) diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c index bc0a2c38653e..3ac4508a6742 100644 --- a/drivers/mfd/sm501.c +++ b/drivers/mfd/sm501.c @@ -1720,7 +1720,12 @@ static struct platform_driver sm501_plat_driver = { static int __init sm501_base_init(void) { - platform_driver_register(&sm501_plat_driver); + int ret; + + ret = platform_driver_register(&sm501_plat_driver); + if (ret < 0) + return ret; + return pci_register_driver(&sm501_pci_driver); } diff --git a/drivers/misc/ocxl/file.c b/drivers/misc/ocxl/file.c index d278f8ba2c76..134806c2e67e 100644 --- a/drivers/misc/ocxl/file.c +++ b/drivers/misc/ocxl/file.c @@ -259,6 +259,8 @@ static long afu_ioctl(struct file *file, unsigned int cmd, if (IS_ERR(ev_ctx)) return PTR_ERR(ev_ctx); rc = ocxl_irq_set_handler(ctx, irq_id, irq_handler, irq_free, ev_ctx); + if (rc) + eventfd_ctx_put(ev_ctx); break; case OCXL_IOCTL_GET_METADATA: diff --git a/drivers/mmc/host/au1xmmc.c b/drivers/mmc/host/au1xmmc.c index 0acc237843f7..f5f9cb7a2da5 100644 --- a/drivers/mmc/host/au1xmmc.c +++ b/drivers/mmc/host/au1xmmc.c @@ -1095,8 +1095,9 @@ static int au1xmmc_probe(struct platform_device *pdev) if (host->platdata && host->platdata->cd_setup && !(mmc->caps & MMC_CAP_NEEDS_POLL)) host->platdata->cd_setup(mmc, 0); -out_clk: + clk_disable_unprepare(host->clk); +out_clk: clk_put(host->clk); out_irq: free_irq(host->irq, host); diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c index ff9f5b63c337..83d38e44fc25 100644 --- a/drivers/mmc/host/sdhci-msm.c +++ b/drivers/mmc/host/sdhci-msm.c @@ -2437,6 +2437,7 @@ static const struct sdhci_msm_variant_info sdm845_sdhci_var = { static const struct of_device_id sdhci_msm_dt_match[] = { {.compatible = "qcom,sdhci-msm-v4", .data = &sdhci_msm_mci_var}, {.compatible = "qcom,sdhci-msm-v5", .data = &sdhci_msm_v5_var}, + {.compatible = "qcom,sdm670-sdhci", .data = &sdm845_sdhci_var}, {.compatible = "qcom,sdm845-sdhci", .data = &sdm845_sdhci_var}, {.compatible = "qcom,sc7180-sdhci", .data = &sdm845_sdhci_var}, {}, diff --git a/drivers/mmc/host/sdhci-sprd.c b/drivers/mmc/host/sdhci-sprd.c index 11e375579cfb..f5c519026b52 100644 --- a/drivers/mmc/host/sdhci-sprd.c +++ b/drivers/mmc/host/sdhci-sprd.c @@ -296,7 +296,7 @@ static unsigned int sdhci_sprd_get_max_clock(struct sdhci_host *host) static unsigned int sdhci_sprd_get_min_clock(struct sdhci_host *host) { - return 400000; + return 100000; } static void sdhci_sprd_set_uhs_signaling(struct sdhci_host *host, diff --git a/drivers/mmc/host/wmt-sdmmc.c b/drivers/mmc/host/wmt-sdmmc.c index cf10949fb0ac..8df722ec57ed 100644 --- a/drivers/mmc/host/wmt-sdmmc.c +++ b/drivers/mmc/host/wmt-sdmmc.c @@ -849,7 +849,7 @@ static int wmt_mci_probe(struct platform_device *pdev) if (IS_ERR(priv->clk_sdmmc)) { dev_err(&pdev->dev, "Error getting clock\n"); ret = PTR_ERR(priv->clk_sdmmc); - goto fail5; + goto fail5_and_a_half; } ret = clk_prepare_enable(priv->clk_sdmmc); @@ -866,6 +866,9 @@ static int wmt_mci_probe(struct platform_device *pdev) return 0; fail6: clk_put(priv->clk_sdmmc); +fail5_and_a_half: + dma_free_coherent(&pdev->dev, mmc->max_blk_count * 16, + priv->dma_desc_buffer, priv->dma_desc_device_addr); fail5: free_irq(dma_irq, priv); fail4: diff --git a/drivers/mtd/devices/docg3.c b/drivers/mtd/devices/docg3.c index 5b0ae5ddad74..27c08f22dec8 100644 --- a/drivers/mtd/devices/docg3.c +++ b/drivers/mtd/devices/docg3.c @@ -1974,9 +1974,14 @@ static int __init docg3_probe(struct platform_device *pdev) dev_err(dev, "No I/O memory resource defined\n"); return ret; } - base = devm_ioremap(dev, ress->start, DOC_IOSPACE_SIZE); ret = -ENOMEM; + base = devm_ioremap(dev, ress->start, DOC_IOSPACE_SIZE); + if (!base) { + dev_err(dev, "devm_ioremap dev failed\n"); + return ret; + } + cascade = devm_kcalloc(dev, DOC_MAX_NBFLOORS, sizeof(*cascade), GFP_KERNEL); if (!cascade) diff --git a/drivers/mtd/nand/raw/atmel/nand-controller.c b/drivers/mtd/nand/raw/atmel/nand-controller.c index ddd93bc38ea6..73956a9f5449 100644 --- a/drivers/mtd/nand/raw/atmel/nand-controller.c +++ b/drivers/mtd/nand/raw/atmel/nand-controller.c @@ -405,6 +405,7 @@ static int atmel_nand_dma_transfer(struct atmel_nand_controller *nc, dma_async_issue_pending(nc->dmac); wait_for_completion(&finished); + dma_unmap_single(nc->dev, buf_dma, len, dir); return 0; diff --git a/drivers/mtd/nand/raw/fsl_elbc_nand.c b/drivers/mtd/nand/raw/fsl_elbc_nand.c index aab93b9e6052..a18d121396aa 100644 --- a/drivers/mtd/nand/raw/fsl_elbc_nand.c +++ b/drivers/mtd/nand/raw/fsl_elbc_nand.c @@ -726,36 +726,40 @@ static int fsl_elbc_attach_chip(struct nand_chip *chip) struct fsl_lbc_regs __iomem *lbc = ctrl->regs; unsigned int al; - switch (chip->ecc.engine_type) { /* * if ECC was not chosen in DT, decide whether to use HW or SW ECC from * CS Base Register */ - case NAND_ECC_ENGINE_TYPE_NONE: + if (chip->ecc.engine_type == NAND_ECC_ENGINE_TYPE_INVALID) { /* If CS Base Register selects full hardware ECC then use it */ if ((in_be32(&lbc->bank[priv->bank].br) & BR_DECC) == BR_DECC_CHK_GEN) { - chip->ecc.read_page = fsl_elbc_read_page; - chip->ecc.write_page = fsl_elbc_write_page; - chip->ecc.write_subpage = fsl_elbc_write_subpage; - chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_ON_HOST; - mtd_set_ooblayout(mtd, &fsl_elbc_ooblayout_ops); - chip->ecc.size = 512; - chip->ecc.bytes = 3; - chip->ecc.strength = 1; } else { /* otherwise fall back to default software ECC */ chip->ecc.engine_type = NAND_ECC_ENGINE_TYPE_SOFT; chip->ecc.algo = NAND_ECC_ALGO_HAMMING; } + } + + switch (chip->ecc.engine_type) { + /* if HW ECC was chosen, setup ecc and oob layout */ + case NAND_ECC_ENGINE_TYPE_ON_HOST: + chip->ecc.read_page = fsl_elbc_read_page; + chip->ecc.write_page = fsl_elbc_write_page; + chip->ecc.write_subpage = fsl_elbc_write_subpage; + mtd_set_ooblayout(mtd, &fsl_elbc_ooblayout_ops); + chip->ecc.size = 512; + chip->ecc.bytes = 3; + chip->ecc.strength = 1; break; - /* if SW ECC was chosen in DT, we do not need to set anything here */ + /* if none or SW ECC was chosen, we do not need to set anything here */ + case NAND_ECC_ENGINE_TYPE_NONE: case NAND_ECC_ENGINE_TYPE_SOFT: + case NAND_ECC_ENGINE_TYPE_ON_DIE: break; - /* should we also implement *_ECC_ENGINE_CONTROLLER to do as above? */ default: return -EINVAL; } diff --git a/drivers/mtd/nand/raw/intel-nand-controller.c b/drivers/mtd/nand/raw/intel-nand-controller.c index e91b879b32bd..056835fd4562 100644 --- a/drivers/mtd/nand/raw/intel-nand-controller.c +++ b/drivers/mtd/nand/raw/intel-nand-controller.c @@ -16,6 +16,7 @@ #include <linux/mtd/rawnand.h> #include <linux/mtd/nand.h> +#include <linux/of.h> #include <linux/platform_device.h> #include <linux/sched.h> #include <linux/slab.h> @@ -580,6 +581,7 @@ static int ebu_nand_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct ebu_nand_controller *ebu_host; + struct device_node *chip_np; struct nand_chip *nand; struct mtd_info *mtd; struct resource *res; @@ -604,7 +606,12 @@ static int ebu_nand_probe(struct platform_device *pdev) if (IS_ERR(ebu_host->hsnand)) return PTR_ERR(ebu_host->hsnand); - ret = device_property_read_u32(dev, "reg", &cs); + chip_np = of_get_next_child(dev->of_node, NULL); + if (!chip_np) + return dev_err_probe(dev, -EINVAL, + "Could not find child node for the NAND chip\n"); + + ret = of_property_read_u32(chip_np, "reg", &cs); if (ret) { dev_err(dev, "failed to get chip select: %d\n", ret); return ret; @@ -660,7 +667,7 @@ static int ebu_nand_probe(struct platform_device *pdev) writel(ebu_host->cs[cs].addr_sel | EBU_ADDR_MASK(5) | EBU_ADDR_SEL_REGEN, ebu_host->ebu + EBU_ADDR_SEL(cs)); - nand_set_flash_node(&ebu_host->chip, dev->of_node); + nand_set_flash_node(&ebu_host->chip, chip_np); mtd = nand_to_mtd(&ebu_host->chip); if (!mtd->name) { @@ -716,7 +723,6 @@ static int ebu_nand_remove(struct platform_device *pdev) } static const struct of_device_id ebu_nand_match[] = { - { .compatible = "intel,nand-controller" }, { .compatible = "intel,lgm-ebunand" }, {} }; diff --git a/drivers/mtd/nand/raw/meson_nand.c b/drivers/mtd/nand/raw/meson_nand.c index 032180183339..b97adeee4cc1 100644 --- a/drivers/mtd/nand/raw/meson_nand.c +++ b/drivers/mtd/nand/raw/meson_nand.c @@ -454,7 +454,7 @@ static int meson_nfc_ecc_correct(struct nand_chip *nand, u32 *bitflips, if (ECC_ERR_CNT(*info) != ECC_UNCORRECTABLE) { mtd->ecc_stats.corrected += ECC_ERR_CNT(*info); *bitflips = max_t(u32, *bitflips, ECC_ERR_CNT(*info)); - *correct_bitmap |= 1 >> i; + *correct_bitmap |= BIT_ULL(i); continue; } if ((nand->options & NAND_NEED_SCRAMBLING) && @@ -800,7 +800,7 @@ static int meson_nfc_read_page_hwecc(struct nand_chip *nand, u8 *buf, u8 *data = buf + i * ecc->size; u8 *oob = nand->oob_poi + i * (ecc->bytes + 2); - if (correct_bitmap & (1 << i)) + if (correct_bitmap & BIT_ULL(i)) continue; ret = nand_check_erased_ecc_chunk(data, ecc->size, oob, ecc->bytes + 2, diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h index 61e67986b625..62958f04a2f2 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h @@ -178,6 +178,8 @@ struct kvaser_usb_dev_cfg { extern const struct kvaser_usb_dev_ops kvaser_usb_hydra_dev_ops; extern const struct kvaser_usb_dev_ops kvaser_usb_leaf_dev_ops; +void kvaser_usb_unlink_tx_urbs(struct kvaser_usb_net_priv *priv); + int kvaser_usb_recv_cmd(const struct kvaser_usb *dev, void *cmd, int len, int *actual_len); diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c index e570f5a76bbf..bdcaccf8e2b2 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c @@ -480,7 +480,7 @@ static void kvaser_usb_reset_tx_urb_contexts(struct kvaser_usb_net_priv *priv) /* This method might sleep. Do not call it in the atomic context * of URB completions. */ -static void kvaser_usb_unlink_tx_urbs(struct kvaser_usb_net_priv *priv) +void kvaser_usb_unlink_tx_urbs(struct kvaser_usb_net_priv *priv) { usb_kill_anchored_urbs(&priv->tx_submitted); kvaser_usb_reset_tx_urb_contexts(priv); @@ -717,6 +717,7 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev, int channel) init_usb_anchor(&priv->tx_submitted); init_completion(&priv->start_comp); init_completion(&priv->stop_comp); + init_completion(&priv->flush_comp); priv->can.ctrlmode_supported = 0; priv->dev = dev; diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c index 93d7ee6d17b6..45eb7e462ce9 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c @@ -1914,7 +1914,7 @@ static int kvaser_usb_hydra_flush_queue(struct kvaser_usb_net_priv *priv) { int err; - init_completion(&priv->flush_comp); + reinit_completion(&priv->flush_comp); err = kvaser_usb_hydra_send_simple_cmd(priv->dev, CMD_FLUSH_QUEUE, priv->channel); diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c index 05d54c4f929f..4312be05fc5b 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c @@ -309,6 +309,38 @@ struct kvaser_cmd { } u; } __packed; +#define CMD_SIZE_ANY 0xff +#define kvaser_fsize(field) sizeof_field(struct kvaser_cmd, field) + +static const u8 kvaser_usb_leaf_cmd_sizes_leaf[] = { + [CMD_START_CHIP_REPLY] = kvaser_fsize(u.simple), + [CMD_STOP_CHIP_REPLY] = kvaser_fsize(u.simple), + [CMD_GET_CARD_INFO_REPLY] = kvaser_fsize(u.cardinfo), + [CMD_TX_ACKNOWLEDGE] = kvaser_fsize(u.tx_acknowledge_header), + [CMD_GET_SOFTWARE_INFO_REPLY] = kvaser_fsize(u.leaf.softinfo), + [CMD_RX_STD_MESSAGE] = kvaser_fsize(u.leaf.rx_can), + [CMD_RX_EXT_MESSAGE] = kvaser_fsize(u.leaf.rx_can), + [CMD_LEAF_LOG_MESSAGE] = kvaser_fsize(u.leaf.log_message), + [CMD_CHIP_STATE_EVENT] = kvaser_fsize(u.leaf.chip_state_event), + [CMD_CAN_ERROR_EVENT] = kvaser_fsize(u.leaf.error_event), + /* ignored events: */ + [CMD_FLUSH_QUEUE_REPLY] = CMD_SIZE_ANY, +}; + +static const u8 kvaser_usb_leaf_cmd_sizes_usbcan[] = { + [CMD_START_CHIP_REPLY] = kvaser_fsize(u.simple), + [CMD_STOP_CHIP_REPLY] = kvaser_fsize(u.simple), + [CMD_GET_CARD_INFO_REPLY] = kvaser_fsize(u.cardinfo), + [CMD_TX_ACKNOWLEDGE] = kvaser_fsize(u.tx_acknowledge_header), + [CMD_GET_SOFTWARE_INFO_REPLY] = kvaser_fsize(u.usbcan.softinfo), + [CMD_RX_STD_MESSAGE] = kvaser_fsize(u.usbcan.rx_can), + [CMD_RX_EXT_MESSAGE] = kvaser_fsize(u.usbcan.rx_can), + [CMD_CHIP_STATE_EVENT] = kvaser_fsize(u.usbcan.chip_state_event), + [CMD_CAN_ERROR_EVENT] = kvaser_fsize(u.usbcan.error_event), + /* ignored events: */ + [CMD_USBCAN_CLOCK_OVERFLOW_EVENT] = CMD_SIZE_ANY, +}; + /* Summary of a kvaser error event, for a unified Leaf/Usbcan error * handling. Some discrepancies between the two families exist: * @@ -396,6 +428,43 @@ static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_imx_dev_cfg_32mhz = { .bittiming_const = &kvaser_usb_flexc_bittiming_const, }; +static int kvaser_usb_leaf_verify_size(const struct kvaser_usb *dev, + const struct kvaser_cmd *cmd) +{ + /* buffer size >= cmd->len ensured by caller */ + u8 min_size = 0; + + switch (dev->driver_info->family) { + case KVASER_LEAF: + if (cmd->id < ARRAY_SIZE(kvaser_usb_leaf_cmd_sizes_leaf)) + min_size = kvaser_usb_leaf_cmd_sizes_leaf[cmd->id]; + break; + case KVASER_USBCAN: + if (cmd->id < ARRAY_SIZE(kvaser_usb_leaf_cmd_sizes_usbcan)) + min_size = kvaser_usb_leaf_cmd_sizes_usbcan[cmd->id]; + break; + } + + if (min_size == CMD_SIZE_ANY) + return 0; + + if (min_size) { + min_size += CMD_HEADER_LEN; + if (cmd->len >= min_size) + return 0; + + dev_err_ratelimited(&dev->intf->dev, + "Received command %u too short (size %u, needed %u)", + cmd->id, cmd->len, min_size); + return -EIO; + } + + dev_warn_ratelimited(&dev->intf->dev, + "Unhandled command (%d, size %d)\n", + cmd->id, cmd->len); + return -EINVAL; +} + static void * kvaser_usb_leaf_frame_to_cmd(const struct kvaser_usb_net_priv *priv, const struct sk_buff *skb, int *frame_len, @@ -503,6 +572,9 @@ static int kvaser_usb_leaf_wait_cmd(const struct kvaser_usb *dev, u8 id, end: kfree(buf); + if (err == 0) + err = kvaser_usb_leaf_verify_size(dev, cmd); + return err; } @@ -1137,6 +1209,9 @@ static void kvaser_usb_leaf_stop_chip_reply(const struct kvaser_usb *dev, static void kvaser_usb_leaf_handle_command(const struct kvaser_usb *dev, const struct kvaser_cmd *cmd) { + if (kvaser_usb_leaf_verify_size(dev, cmd) < 0) + return; + switch (cmd->id) { case CMD_START_CHIP_REPLY: kvaser_usb_leaf_start_chip_reply(dev, cmd); @@ -1355,9 +1430,13 @@ static int kvaser_usb_leaf_set_mode(struct net_device *netdev, switch (mode) { case CAN_MODE_START: + kvaser_usb_unlink_tx_urbs(priv); + err = kvaser_usb_leaf_simple_cmd_async(priv, CMD_START_CHIP); if (err) return err; + + priv->can.state = CAN_STATE_ERROR_ACTIVE; break; default: return -EOPNOTSUPP; diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c index 98a8698a3201..2ac5253ff89a 100644 --- a/drivers/net/ethernet/atheros/alx/main.c +++ b/drivers/net/ethernet/atheros/alx/main.c @@ -1912,11 +1912,14 @@ static int alx_suspend(struct device *dev) if (!netif_running(alx->dev)) return 0; + + rtnl_lock(); netif_device_detach(alx->dev); mutex_lock(&alx->mtx); __alx_stop(alx); mutex_unlock(&alx->mtx); + rtnl_unlock(); return 0; } @@ -1927,6 +1930,7 @@ static int alx_resume(struct device *dev) struct alx_hw *hw = &alx->hw; int err; + rtnl_lock(); mutex_lock(&alx->mtx); alx_reset_phy(hw); @@ -1943,6 +1947,7 @@ static int alx_resume(struct device *dev) unlock: mutex_unlock(&alx->mtx); + rtnl_unlock(); return err; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 198e041d8410..4f669e7c7558 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -788,6 +788,7 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, BNX2X_ERR("skb_put is about to fail... pad %d len %d rx_buf_size %d\n", pad, len, fp->rx_buf_size); bnx2x_panic(); + bnx2x_frag_free(fp, new_data); return; } #endif diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c index 99fe2c210d0f..61f4b6e50d29 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c +++ b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c @@ -98,7 +98,7 @@ static int do_pd_setup(struct fs_enet_private *fep) return -EINVAL; fep->fec.fecp = of_iomap(ofdev->dev.of_node, 0); - if (!fep->fcc.fccp) + if (!fep->fec.fecp) return -EINVAL; return 0; diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c index 00b2ef01f4ea..629ebdfa48b8 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_main.c +++ b/drivers/net/ethernet/intel/iavf/iavf_main.c @@ -1012,66 +1012,138 @@ static void iavf_up_complete(struct iavf_adapter *adapter) } /** - * iavf_down - Shutdown the connection processing + * iavf_clear_mac_vlan_filters - Remove mac and vlan filters not sent to PF + * yet and mark other to be removed. * @adapter: board private structure - * - * Expects to be called while holding the __IAVF_IN_CRITICAL_TASK bit lock. **/ -void iavf_down(struct iavf_adapter *adapter) +static void iavf_clear_mac_vlan_filters(struct iavf_adapter *adapter) { - struct net_device *netdev = adapter->netdev; - struct iavf_vlan_filter *vlf; - struct iavf_cloud_filter *cf; - struct iavf_fdir_fltr *fdir; - struct iavf_mac_filter *f; - struct iavf_adv_rss *rss; - - if (adapter->state <= __IAVF_DOWN_PENDING) - return; - - netif_carrier_off(netdev); - netif_tx_disable(netdev); - adapter->link_up = false; - iavf_napi_disable_all(adapter); - iavf_irq_disable(adapter); + struct iavf_vlan_filter *vlf, *vlftmp; + struct iavf_mac_filter *f, *ftmp; spin_lock_bh(&adapter->mac_vlan_list_lock); - /* clear the sync flag on all filters */ __dev_uc_unsync(adapter->netdev, NULL); __dev_mc_unsync(adapter->netdev, NULL); /* remove all MAC filters */ - list_for_each_entry(f, &adapter->mac_filter_list, list) { - f->remove = true; + list_for_each_entry_safe(f, ftmp, &adapter->mac_filter_list, + list) { + if (f->add) { + list_del(&f->list); + kfree(f); + } else { + f->remove = true; + } } /* remove all VLAN filters */ - list_for_each_entry(vlf, &adapter->vlan_filter_list, list) { - vlf->remove = true; + list_for_each_entry_safe(vlf, vlftmp, &adapter->vlan_filter_list, + list) { + if (vlf->add) { + list_del(&vlf->list); + kfree(vlf); + } else { + vlf->remove = true; + } } - spin_unlock_bh(&adapter->mac_vlan_list_lock); +} + +/** + * iavf_clear_cloud_filters - Remove cloud filters not sent to PF yet and + * mark other to be removed. + * @adapter: board private structure + **/ +static void iavf_clear_cloud_filters(struct iavf_adapter *adapter) +{ + struct iavf_cloud_filter *cf, *cftmp; /* remove all cloud filters */ spin_lock_bh(&adapter->cloud_filter_list_lock); - list_for_each_entry(cf, &adapter->cloud_filter_list, list) { - cf->del = true; + list_for_each_entry_safe(cf, cftmp, &adapter->cloud_filter_list, + list) { + if (cf->add) { + list_del(&cf->list); + kfree(cf); + adapter->num_cloud_filters--; + } else { + cf->del = true; + } } spin_unlock_bh(&adapter->cloud_filter_list_lock); +} + +/** + * iavf_clear_fdir_filters - Remove fdir filters not sent to PF yet and mark + * other to be removed. + * @adapter: board private structure + **/ +static void iavf_clear_fdir_filters(struct iavf_adapter *adapter) +{ + struct iavf_fdir_fltr *fdir, *fdirtmp; /* remove all Flow Director filters */ spin_lock_bh(&adapter->fdir_fltr_lock); - list_for_each_entry(fdir, &adapter->fdir_list_head, list) { - fdir->state = IAVF_FDIR_FLTR_DEL_REQUEST; + list_for_each_entry_safe(fdir, fdirtmp, &adapter->fdir_list_head, + list) { + if (fdir->state == IAVF_FDIR_FLTR_ADD_REQUEST) { + list_del(&fdir->list); + kfree(fdir); + adapter->fdir_active_fltr--; + } else { + fdir->state = IAVF_FDIR_FLTR_DEL_REQUEST; + } } spin_unlock_bh(&adapter->fdir_fltr_lock); +} + +/** + * iavf_clear_adv_rss_conf - Remove adv rss conf not sent to PF yet and mark + * other to be removed. + * @adapter: board private structure + **/ +static void iavf_clear_adv_rss_conf(struct iavf_adapter *adapter) +{ + struct iavf_adv_rss *rss, *rsstmp; /* remove all advance RSS configuration */ spin_lock_bh(&adapter->adv_rss_lock); - list_for_each_entry(rss, &adapter->adv_rss_list_head, list) - rss->state = IAVF_ADV_RSS_DEL_REQUEST; + list_for_each_entry_safe(rss, rsstmp, &adapter->adv_rss_list_head, + list) { + if (rss->state == IAVF_ADV_RSS_ADD_REQUEST) { + list_del(&rss->list); + kfree(rss); + } else { + rss->state = IAVF_ADV_RSS_DEL_REQUEST; + } + } spin_unlock_bh(&adapter->adv_rss_lock); +} + +/** + * iavf_down - Shutdown the connection processing + * @adapter: board private structure + * + * Expects to be called while holding the __IAVF_IN_CRITICAL_TASK bit lock. + **/ +void iavf_down(struct iavf_adapter *adapter) +{ + struct net_device *netdev = adapter->netdev; + + if (adapter->state <= __IAVF_DOWN_PENDING) + return; + + netif_carrier_off(netdev); + netif_tx_disable(netdev); + adapter->link_up = false; + iavf_napi_disable_all(adapter); + iavf_irq_disable(adapter); + + iavf_clear_mac_vlan_filters(adapter); + iavf_clear_cloud_filters(adapter); + iavf_clear_fdir_filters(adapter); + iavf_clear_adv_rss_conf(adapter); if (!(adapter->flags & IAVF_FLAG_PF_COMMS_FAILED)) { /* cancel any current operation */ @@ -1080,11 +1152,16 @@ void iavf_down(struct iavf_adapter *adapter) * here for this to complete. The watchdog is still running * and it will take care of this. */ - adapter->aq_required = IAVF_FLAG_AQ_DEL_MAC_FILTER; - adapter->aq_required |= IAVF_FLAG_AQ_DEL_VLAN_FILTER; - adapter->aq_required |= IAVF_FLAG_AQ_DEL_CLOUD_FILTER; - adapter->aq_required |= IAVF_FLAG_AQ_DEL_FDIR_FILTER; - adapter->aq_required |= IAVF_FLAG_AQ_DEL_ADV_RSS_CFG; + if (!list_empty(&adapter->mac_filter_list)) + adapter->aq_required |= IAVF_FLAG_AQ_DEL_MAC_FILTER; + if (!list_empty(&adapter->vlan_filter_list)) + adapter->aq_required |= IAVF_FLAG_AQ_DEL_VLAN_FILTER; + if (!list_empty(&adapter->cloud_filter_list)) + adapter->aq_required |= IAVF_FLAG_AQ_DEL_CLOUD_FILTER; + if (!list_empty(&adapter->fdir_list_head)) + adapter->aq_required |= IAVF_FLAG_AQ_DEL_FDIR_FILTER; + if (!list_empty(&adapter->adv_rss_list_head)) + adapter->aq_required |= IAVF_FLAG_AQ_DEL_ADV_RSS_CFG; adapter->aq_required |= IAVF_FLAG_AQ_DISABLE_QUEUES; } @@ -3483,6 +3560,7 @@ static int iavf_open(struct net_device *netdev) static int iavf_close(struct net_device *netdev) { struct iavf_adapter *adapter = netdev_priv(netdev); + u64 aq_to_restore; int status; mutex_lock(&adapter->crit_lock); @@ -3495,6 +3573,29 @@ static int iavf_close(struct net_device *netdev) set_bit(__IAVF_VSI_DOWN, adapter->vsi.state); if (CLIENT_ENABLED(adapter)) adapter->flags |= IAVF_FLAG_CLIENT_NEEDS_CLOSE; + /* We cannot send IAVF_FLAG_AQ_GET_OFFLOAD_VLAN_V2_CAPS before + * IAVF_FLAG_AQ_DISABLE_QUEUES because in such case there is rtnl + * deadlock with adminq_task() until iavf_close timeouts. We must send + * IAVF_FLAG_AQ_GET_CONFIG before IAVF_FLAG_AQ_DISABLE_QUEUES to make + * disable queues possible for vf. Give only necessary flags to + * iavf_down and save other to set them right before iavf_close() + * returns, when IAVF_FLAG_AQ_DISABLE_QUEUES will be already sent and + * iavf will be in DOWN state. + */ + aq_to_restore = adapter->aq_required; + adapter->aq_required &= IAVF_FLAG_AQ_GET_CONFIG; + + /* Remove flags which we do not want to send after close or we want to + * send before disable queues. + */ + aq_to_restore &= ~(IAVF_FLAG_AQ_GET_CONFIG | + IAVF_FLAG_AQ_ENABLE_QUEUES | + IAVF_FLAG_AQ_CONFIGURE_QUEUES | + IAVF_FLAG_AQ_ADD_VLAN_FILTER | + IAVF_FLAG_AQ_ADD_MAC_FILTER | + IAVF_FLAG_AQ_ADD_CLOUD_FILTER | + IAVF_FLAG_AQ_ADD_FDIR_FILTER | + IAVF_FLAG_AQ_ADD_ADV_RSS_CFG); iavf_down(adapter); iavf_change_state(adapter, __IAVF_DOWN_PENDING); @@ -3518,6 +3619,10 @@ static int iavf_close(struct net_device *netdev) msecs_to_jiffies(500)); if (!status) netdev_warn(netdev, "Device resources not yet released\n"); + + mutex_lock(&adapter->crit_lock); + adapter->aq_required |= aq_to_restore; + mutex_unlock(&adapter->crit_lock); return 0; } diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index 9b9c2b885486..f10d9c377c74 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -2788,6 +2788,7 @@ ice_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) tx_rings[i].count = new_tx_cnt; tx_rings[i].desc = NULL; tx_rings[i].tx_buf = NULL; + tx_rings[i].tx_tstamps = &pf->ptp.port.tx; err = ice_setup_tx_ring(&tx_rings[i]); if (err) { while (i--) diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h index cf8acabb90ac..72608a47d4e0 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h @@ -1529,6 +1529,7 @@ u32 mvpp2_read(struct mvpp2 *priv, u32 offset); void mvpp2_dbgfs_init(struct mvpp2 *priv, const char *name); void mvpp2_dbgfs_cleanup(struct mvpp2 *priv); +void mvpp2_dbgfs_exit(void); void mvpp23_rx_fifo_fc_en(struct mvpp2 *priv, int port, bool en); diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c index 4a3baa7e0142..75e83ea2a926 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c @@ -691,6 +691,13 @@ static int mvpp2_dbgfs_port_init(struct dentry *parent, return 0; } +static struct dentry *mvpp2_root; + +void mvpp2_dbgfs_exit(void) +{ + debugfs_remove(mvpp2_root); +} + void mvpp2_dbgfs_cleanup(struct mvpp2 *priv) { debugfs_remove_recursive(priv->dbgfs_dir); @@ -700,10 +707,9 @@ void mvpp2_dbgfs_cleanup(struct mvpp2 *priv) void mvpp2_dbgfs_init(struct mvpp2 *priv, const char *name) { - struct dentry *mvpp2_dir, *mvpp2_root; + struct dentry *mvpp2_dir; int ret, i; - mvpp2_root = debugfs_lookup(MVPP2_DRIVER_NAME, NULL); if (!mvpp2_root) mvpp2_root = debugfs_create_dir(MVPP2_DRIVER_NAME, NULL); diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 2baa909290b3..ae586f8895fc 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -7710,7 +7710,18 @@ static struct platform_driver mvpp2_driver = { }, }; -module_platform_driver(mvpp2_driver); +static int __init mvpp2_driver_init(void) +{ + return platform_driver_register(&mvpp2_driver); +} +module_init(mvpp2_driver_init); + +static void __exit mvpp2_driver_exit(void) +{ + platform_driver_unregister(&mvpp2_driver); + mvpp2_dbgfs_exit(); +} +module_exit(mvpp2_driver_exit); MODULE_DESCRIPTION("Marvell PPv2 Ethernet Driver - www.marvell.com"); MODULE_AUTHOR("Marcin Wojtas <mw@xxxxxxxxxxxx>"); diff --git a/drivers/net/ethernet/ti/Kconfig b/drivers/net/ethernet/ti/Kconfig index affcf92cd3aa..6cba4d2c4483 100644 --- a/drivers/net/ethernet/ti/Kconfig +++ b/drivers/net/ethernet/ti/Kconfig @@ -33,6 +33,7 @@ config TI_DAVINCI_MDIO tristate "TI DaVinci MDIO Support" depends on ARCH_DAVINCI || ARCH_OMAP2PLUS || ARCH_KEYSTONE || ARCH_K3 || COMPILE_TEST select PHYLIB + select MDIO_BITBANG help This driver supports TI's DaVinci MDIO module. diff --git a/drivers/net/ethernet/ti/davinci_mdio.c b/drivers/net/ethernet/ti/davinci_mdio.c index a4efd5e35158..995633e1ec5e 100644 --- a/drivers/net/ethernet/ti/davinci_mdio.c +++ b/drivers/net/ethernet/ti/davinci_mdio.c @@ -26,6 +26,8 @@ #include <linux/of_device.h> #include <linux/of_mdio.h> #include <linux/pinctrl/consumer.h> +#include <linux/mdio-bitbang.h> +#include <linux/sys_soc.h> /* * This timeout definition is a worst-case ultra defensive measure against @@ -41,6 +43,7 @@ struct davinci_mdio_of_param { int autosuspend_delay_ms; + bool manual_mode; }; struct davinci_mdio_regs { @@ -49,6 +52,15 @@ struct davinci_mdio_regs { #define CONTROL_IDLE BIT(31) #define CONTROL_ENABLE BIT(30) #define CONTROL_MAX_DIV (0xffff) +#define CONTROL_CLKDIV GENMASK(15, 0) + +#define MDIO_MAN_MDCLK_O BIT(2) +#define MDIO_MAN_OE BIT(1) +#define MDIO_MAN_PIN BIT(0) +#define MDIO_MANUALMODE BIT(31) + +#define MDIO_PIN 0 + u32 alive; u32 link; @@ -59,7 +71,9 @@ struct davinci_mdio_regs { u32 userintmasked; u32 userintmaskset; u32 userintmaskclr; - u32 __reserved_1[20]; + u32 manualif; + u32 poll; + u32 __reserved_1[18]; struct { u32 access; @@ -79,6 +93,7 @@ static const struct mdio_platform_data default_pdata = { struct davinci_mdio_data { struct mdio_platform_data pdata; + struct mdiobb_ctrl bb_ctrl; struct davinci_mdio_regs __iomem *regs; struct clk *clk; struct device *dev; @@ -90,6 +105,7 @@ struct davinci_mdio_data { */ bool skip_scan; u32 clk_div; + bool manual_mode; }; static void davinci_mdio_init_clk(struct davinci_mdio_data *data) @@ -128,9 +144,122 @@ static void davinci_mdio_enable(struct davinci_mdio_data *data) writel(data->clk_div | CONTROL_ENABLE, &data->regs->control); } -static int davinci_mdio_reset(struct mii_bus *bus) +static void davinci_mdio_disable(struct davinci_mdio_data *data) +{ + u32 reg; + + /* Disable MDIO state machine */ + reg = readl(&data->regs->control); + + reg &= ~CONTROL_CLKDIV; + reg |= data->clk_div; + + reg &= ~CONTROL_ENABLE; + writel(reg, &data->regs->control); +} + +static void davinci_mdio_enable_manual_mode(struct davinci_mdio_data *data) +{ + u32 reg; + /* set manual mode */ + reg = readl(&data->regs->poll); + reg |= MDIO_MANUALMODE; + writel(reg, &data->regs->poll); +} + +static void davinci_set_mdc(struct mdiobb_ctrl *ctrl, int level) +{ + struct davinci_mdio_data *data; + u32 reg; + + data = container_of(ctrl, struct davinci_mdio_data, bb_ctrl); + reg = readl(&data->regs->manualif); + + if (level) + reg |= MDIO_MAN_MDCLK_O; + else + reg &= ~MDIO_MAN_MDCLK_O; + + writel(reg, &data->regs->manualif); +} + +static void davinci_set_mdio_dir(struct mdiobb_ctrl *ctrl, int output) +{ + struct davinci_mdio_data *data; + u32 reg; + + data = container_of(ctrl, struct davinci_mdio_data, bb_ctrl); + reg = readl(&data->regs->manualif); + + if (output) + reg |= MDIO_MAN_OE; + else + reg &= ~MDIO_MAN_OE; + + writel(reg, &data->regs->manualif); +} + +static void davinci_set_mdio_data(struct mdiobb_ctrl *ctrl, int value) +{ + struct davinci_mdio_data *data; + u32 reg; + + data = container_of(ctrl, struct davinci_mdio_data, bb_ctrl); + reg = readl(&data->regs->manualif); + + if (value) + reg |= MDIO_MAN_PIN; + else + reg &= ~MDIO_MAN_PIN; + + writel(reg, &data->regs->manualif); +} + +static int davinci_get_mdio_data(struct mdiobb_ctrl *ctrl) +{ + struct davinci_mdio_data *data; + unsigned long reg; + + data = container_of(ctrl, struct davinci_mdio_data, bb_ctrl); + reg = readl(&data->regs->manualif); + return test_bit(MDIO_PIN, ®); +} + +static int davinci_mdiobb_read(struct mii_bus *bus, int phy, int reg) +{ + int ret; + + ret = pm_runtime_resume_and_get(bus->parent); + if (ret < 0) + return ret; + + ret = mdiobb_read(bus, phy, reg); + + pm_runtime_mark_last_busy(bus->parent); + pm_runtime_put_autosuspend(bus->parent); + + return ret; +} + +static int davinci_mdiobb_write(struct mii_bus *bus, int phy, int reg, + u16 val) +{ + int ret; + + ret = pm_runtime_resume_and_get(bus->parent); + if (ret < 0) + return ret; + + ret = mdiobb_write(bus, phy, reg, val); + + pm_runtime_mark_last_busy(bus->parent); + pm_runtime_put_autosuspend(bus->parent); + + return ret; +} + +static int davinci_mdio_common_reset(struct davinci_mdio_data *data) { - struct davinci_mdio_data *data = bus->priv; u32 phy_mask, ver; int ret; @@ -140,6 +269,11 @@ static int davinci_mdio_reset(struct mii_bus *bus) return ret; } + if (data->manual_mode) { + davinci_mdio_disable(data); + davinci_mdio_enable_manual_mode(data); + } + /* wait for scan logic to settle */ msleep(PHY_MAX_ADDR * data->access_time); @@ -173,6 +307,23 @@ static int davinci_mdio_reset(struct mii_bus *bus) return 0; } +static int davinci_mdio_reset(struct mii_bus *bus) +{ + struct davinci_mdio_data *data = bus->priv; + + return davinci_mdio_common_reset(data); +} + +static int davinci_mdiobb_reset(struct mii_bus *bus) +{ + struct mdiobb_ctrl *ctrl = bus->priv; + struct davinci_mdio_data *data; + + data = container_of(ctrl, struct davinci_mdio_data, bb_ctrl); + + return davinci_mdio_common_reset(data); +} + /* wait until hardware is ready for another user access */ static inline int wait_for_user_access(struct davinci_mdio_data *data) { @@ -324,6 +475,28 @@ static int davinci_mdio_probe_dt(struct mdio_platform_data *data, return 0; } +struct k3_mdio_soc_data { + bool manual_mode; +}; + +static const struct k3_mdio_soc_data am65_mdio_soc_data = { + .manual_mode = true, +}; + +static const struct soc_device_attribute k3_mdio_socinfo[] = { + { .family = "AM62X", .revision = "SR1.0", .data = &am65_mdio_soc_data }, + { .family = "AM64X", .revision = "SR1.0", .data = &am65_mdio_soc_data }, + { .family = "AM64X", .revision = "SR2.0", .data = &am65_mdio_soc_data }, + { .family = "AM65X", .revision = "SR1.0", .data = &am65_mdio_soc_data }, + { .family = "AM65X", .revision = "SR2.0", .data = &am65_mdio_soc_data }, + { .family = "J7200", .revision = "SR1.0", .data = &am65_mdio_soc_data }, + { .family = "J7200", .revision = "SR2.0", .data = &am65_mdio_soc_data }, + { .family = "J721E", .revision = "SR1.0", .data = &am65_mdio_soc_data }, + { .family = "J721E", .revision = "SR2.0", .data = &am65_mdio_soc_data }, + { .family = "J721S2", .revision = "SR1.0", .data = &am65_mdio_soc_data}, + { /* sentinel */ }, +}; + #if IS_ENABLED(CONFIG_OF) static const struct davinci_mdio_of_param of_cpsw_mdio_data = { .autosuspend_delay_ms = 100, @@ -337,6 +510,14 @@ static const struct of_device_id davinci_mdio_of_mtable[] = { MODULE_DEVICE_TABLE(of, davinci_mdio_of_mtable); #endif +static const struct mdiobb_ops davinci_mdiobb_ops = { + .owner = THIS_MODULE, + .set_mdc = davinci_set_mdc, + .set_mdio_dir = davinci_set_mdio_dir, + .set_mdio_data = davinci_set_mdio_data, + .get_mdio_data = davinci_get_mdio_data, +}; + static int davinci_mdio_probe(struct platform_device *pdev) { struct mdio_platform_data *pdata = dev_get_platdata(&pdev->dev); @@ -351,7 +532,26 @@ static int davinci_mdio_probe(struct platform_device *pdev) if (!data) return -ENOMEM; - data->bus = devm_mdiobus_alloc(dev); + data->manual_mode = false; + data->bb_ctrl.ops = &davinci_mdiobb_ops; + + if (IS_ENABLED(CONFIG_OF) && dev->of_node) { + const struct soc_device_attribute *soc_match_data; + + soc_match_data = soc_device_match(k3_mdio_socinfo); + if (soc_match_data && soc_match_data->data) { + const struct k3_mdio_soc_data *socdata = + soc_match_data->data; + + data->manual_mode = socdata->manual_mode; + } + } + + if (data->manual_mode) + data->bus = alloc_mdio_bitbang(&data->bb_ctrl); + else + data->bus = devm_mdiobus_alloc(dev); + if (!data->bus) { dev_err(dev, "failed to alloc mii bus\n"); return -ENOMEM; @@ -377,11 +577,20 @@ static int davinci_mdio_probe(struct platform_device *pdev) } data->bus->name = dev_name(dev); - data->bus->read = davinci_mdio_read; - data->bus->write = davinci_mdio_write; - data->bus->reset = davinci_mdio_reset; + + if (data->manual_mode) { + data->bus->read = davinci_mdiobb_read; + data->bus->write = davinci_mdiobb_write; + data->bus->reset = davinci_mdiobb_reset; + + dev_info(dev, "Configuring MDIO in manual mode\n"); + } else { + data->bus->read = davinci_mdio_read; + data->bus->write = davinci_mdio_write; + data->bus->reset = davinci_mdio_reset; + data->bus->priv = data; + } data->bus->parent = dev; - data->bus->priv = data; data->clk = devm_clk_get(dev, "fck"); if (IS_ERR(data->clk)) { @@ -439,9 +648,13 @@ static int davinci_mdio_remove(struct platform_device *pdev) { struct davinci_mdio_data *data = platform_get_drvdata(pdev); - if (data->bus) + if (data->bus) { mdiobus_unregister(data->bus); + if (data->manual_mode) + free_mdio_bitbang(data->bus); + } + pm_runtime_dont_use_autosuspend(&pdev->dev); pm_runtime_disable(&pdev->dev); @@ -458,7 +671,9 @@ static int davinci_mdio_runtime_suspend(struct device *dev) ctrl = readl(&data->regs->control); ctrl &= ~CONTROL_ENABLE; writel(ctrl, &data->regs->control); - wait_for_idle(data); + + if (!data->manual_mode) + wait_for_idle(data); return 0; } @@ -467,7 +682,12 @@ static int davinci_mdio_runtime_resume(struct device *dev) { struct davinci_mdio_data *data = dev_get_drvdata(dev); - davinci_mdio_enable(data); + if (data->manual_mode) { + davinci_mdio_disable(data); + davinci_mdio_enable_manual_mode(data); + } else { + davinci_mdio_enable(data); + } return 0; } #endif diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index bc48855dff10..aab6cb5163fe 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -1037,7 +1037,8 @@ struct net_device_context { u32 vf_alloc; /* Serial number of the VF to team with */ u32 vf_serial; - + /* completion variable to confirm vf association */ + struct completion vf_add; /* Is the current data path through the VF NIC? */ bool data_path_is_vf; diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c index 7bd935412853..fb2448f9a8b1 100644 --- a/drivers/net/hyperv/netvsc.c +++ b/drivers/net/hyperv/netvsc.c @@ -1450,6 +1450,10 @@ static void netvsc_send_vf(struct net_device *ndev, net_device_ctx->vf_alloc = nvmsg->msg.v4_msg.vf_assoc.allocated; net_device_ctx->vf_serial = nvmsg->msg.v4_msg.vf_assoc.serial; + + if (net_device_ctx->vf_alloc) + complete(&net_device_ctx->vf_add); + netdev_info(ndev, "VF slot %u %s\n", net_device_ctx->vf_serial, net_device_ctx->vf_alloc ? "added" : "removed"); diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index ae4577731e3e..ec622e909a68 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -2336,6 +2336,18 @@ static struct net_device *get_netvsc_byslot(const struct net_device *vf_netdev) } + /* Fallback path to check synthetic vf with + * help of mac addr + */ + list_for_each_entry(ndev_ctx, &netvsc_dev_list, list) { + ndev = hv_get_drvdata(ndev_ctx->device_ctx); + if (ether_addr_equal(vf_netdev->perm_addr, ndev->perm_addr)) { + netdev_notice(vf_netdev, + "falling back to mac addr based matching\n"); + return ndev; + } + } + netdev_notice(vf_netdev, "no netdev found for vf serial:%u\n", serial); return NULL; @@ -2432,6 +2444,11 @@ static int netvsc_vf_changed(struct net_device *vf_netdev, unsigned long event) if (net_device_ctx->data_path_is_vf == vf_is_up) return NOTIFY_OK; + if (vf_is_up && !net_device_ctx->vf_alloc) { + netdev_info(ndev, "Waiting for the VF association from host\n"); + wait_for_completion(&net_device_ctx->vf_add); + } + ret = netvsc_switch_datapath(ndev, vf_is_up); if (ret) { @@ -2463,6 +2480,7 @@ static int netvsc_unregister_vf(struct net_device *vf_netdev) netvsc_vf_setxdp(vf_netdev, NULL); + reinit_completion(&net_device_ctx->vf_add); netdev_rx_handler_unregister(vf_netdev); netdev_upper_dev_unlink(vf_netdev, ndev); RCU_INIT_POINTER(net_device_ctx->vf_netdev, NULL); @@ -2502,6 +2520,7 @@ static int netvsc_probe(struct hv_device *dev, INIT_DELAYED_WORK(&net_device_ctx->dwork, netvsc_link_change); + init_completion(&net_device_ctx->vf_add); spin_lock_init(&net_device_ctx->lock); INIT_LIST_HEAD(&net_device_ctx->reconfig_events); INIT_DELAYED_WORK(&net_device_ctx->vf_takeover, netvsc_vf_setup); diff --git a/drivers/net/thunderbolt.c b/drivers/net/thunderbolt.c index 9a6a8353e192..ae2211998ded 100644 --- a/drivers/net/thunderbolt.c +++ b/drivers/net/thunderbolt.c @@ -612,18 +612,13 @@ static void tbnet_connected_work(struct work_struct *work) return; } - /* Both logins successful so enable the high-speed DMA paths and - * start the network device queue. + /* Both logins successful so enable the rings, high-speed DMA + * paths and start the network device queue. + * + * Note we enable the DMA paths last to make sure we have primed + * the Rx ring before any incoming packets are allowed to + * arrive. */ - ret = tb_xdomain_enable_paths(net->xd, net->local_transmit_path, - net->rx_ring.ring->hop, - net->remote_transmit_path, - net->tx_ring.ring->hop); - if (ret) { - netdev_err(net->dev, "failed to enable DMA paths\n"); - return; - } - tb_ring_start(net->tx_ring.ring); tb_ring_start(net->rx_ring.ring); @@ -635,10 +630,21 @@ static void tbnet_connected_work(struct work_struct *work) if (ret) goto err_free_rx_buffers; + ret = tb_xdomain_enable_paths(net->xd, net->local_transmit_path, + net->rx_ring.ring->hop, + net->remote_transmit_path, + net->tx_ring.ring->hop); + if (ret) { + netdev_err(net->dev, "failed to enable DMA paths\n"); + goto err_free_tx_buffers; + } + netif_carrier_on(net->dev); netif_start_queue(net->dev); return; +err_free_tx_buffers: + tbnet_free_buffers(&net->tx_ring); err_free_rx_buffers: tbnet_free_buffers(&net->rx_ring); err_stop_rings: diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 7e821bed91ce..c7169243aa6e 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -1871,7 +1871,9 @@ static void intr_callback(struct urb *urb) "Stop submitting intr, status %d\n", status); return; case -EOVERFLOW: - netif_info(tp, intr, tp->netdev, "intr status -EOVERFLOW\n"); + if (net_ratelimit()) + netif_info(tp, intr, tp->netdev, + "intr status -EOVERFLOW\n"); goto resubmit; /* -EPIPE: should clear the halt */ default: diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 8a80919b627f..8208434d7d2b 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -864,11 +864,36 @@ static int ath10k_peer_delete(struct ath10k *ar, u32 vdev_id, const u8 *addr) return 0; } +static void ath10k_peer_map_cleanup(struct ath10k *ar, struct ath10k_peer *peer) +{ + int peer_id, i; + + lockdep_assert_held(&ar->conf_mutex); + + for_each_set_bit(peer_id, peer->peer_ids, + ATH10K_MAX_NUM_PEER_IDS) { + ar->peer_map[peer_id] = NULL; + } + + /* Double check that peer is properly un-referenced from + * the peer_map + */ + for (i = 0; i < ARRAY_SIZE(ar->peer_map); i++) { + if (ar->peer_map[i] == peer) { + ath10k_warn(ar, "removing stale peer_map entry for %pM (ptr %pK idx %d)\n", + peer->addr, peer, i); + ar->peer_map[i] = NULL; + } + } + + list_del(&peer->list); + kfree(peer); + ar->num_peers--; +} + static void ath10k_peer_cleanup(struct ath10k *ar, u32 vdev_id) { struct ath10k_peer *peer, *tmp; - int peer_id; - int i; lockdep_assert_held(&ar->conf_mutex); @@ -880,25 +905,7 @@ static void ath10k_peer_cleanup(struct ath10k *ar, u32 vdev_id) ath10k_warn(ar, "removing stale peer %pM from vdev_id %d\n", peer->addr, vdev_id); - for_each_set_bit(peer_id, peer->peer_ids, - ATH10K_MAX_NUM_PEER_IDS) { - ar->peer_map[peer_id] = NULL; - } - - /* Double check that peer is properly un-referenced from - * the peer_map - */ - for (i = 0; i < ARRAY_SIZE(ar->peer_map); i++) { - if (ar->peer_map[i] == peer) { - ath10k_warn(ar, "removing stale peer_map entry for %pM (ptr %pK idx %d)\n", - peer->addr, peer, i); - ar->peer_map[i] = NULL; - } - } - - list_del(&peer->list); - kfree(peer); - ar->num_peers--; + ath10k_peer_map_cleanup(ar, peer); } spin_unlock_bh(&ar->data_lock); } @@ -7580,10 +7587,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, /* Clean up the peer object as well since we * must have failed to do this above. */ - list_del(&peer->list); - ar->peer_map[i] = NULL; - kfree(peer); - ar->num_peers--; + ath10k_peer_map_cleanup(ar, peer); } } spin_unlock_bh(&ar->data_lock); diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index c7ee373a9d2c..ae6e14fe03c7 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -3684,6 +3684,8 @@ static int ath11k_mac_set_txbf_conf(struct ath11k_vif *arvif) if (vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE)) { nsts = vht_cap & IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK; nsts >>= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT; + if (nsts > (ar->num_rx_chains - 1)) + nsts = ar->num_rx_chains - 1; value |= SM(nsts, WMI_TXBF_STS_CAP_OFFSET); } @@ -3724,7 +3726,7 @@ static int ath11k_mac_set_txbf_conf(struct ath11k_vif *arvif) static void ath11k_set_vht_txbf_cap(struct ath11k *ar, u32 *vht_cap) { bool subfer, subfee; - int sound_dim = 0; + int sound_dim = 0, nsts = 0; subfer = !!(*vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE)); subfee = !!(*vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE)); @@ -3734,6 +3736,11 @@ static void ath11k_set_vht_txbf_cap(struct ath11k *ar, u32 *vht_cap) subfer = false; } + if (ar->num_rx_chains < 2) { + *vht_cap &= ~(IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE); + subfee = false; + } + /* If SU Beaformer is not set, then disable MU Beamformer Capability */ if (!subfer) *vht_cap &= ~(IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE); @@ -3746,7 +3753,9 @@ static void ath11k_set_vht_txbf_cap(struct ath11k *ar, u32 *vht_cap) sound_dim >>= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT; *vht_cap &= ~IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK; - /* TODO: Need to check invalid STS and Sound_dim values set by FW? */ + nsts = (*vht_cap & IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK); + nsts >>= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT; + *vht_cap &= ~IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK; /* Enable Sounding Dimension Field only if SU BF is enabled */ if (subfer) { @@ -3758,9 +3767,15 @@ static void ath11k_set_vht_txbf_cap(struct ath11k *ar, u32 *vht_cap) *vht_cap |= sound_dim; } - /* Use the STS advertised by FW unless SU Beamformee is not supported*/ - if (!subfee) - *vht_cap &= ~(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK); + /* Enable Beamformee STS Field only if SU BF is enabled */ + if (subfee) { + if (nsts > (ar->num_rx_chains - 1)) + nsts = ar->num_rx_chains - 1; + + nsts <<= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT; + nsts &= IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK; + *vht_cap |= nsts; + } } static struct ieee80211_sta_vht_cap diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.c b/drivers/net/wireless/ath/ath9k/htc_hst.c index 994ec48b2f66..ca05b07a45e6 100644 --- a/drivers/net/wireless/ath/ath9k/htc_hst.c +++ b/drivers/net/wireless/ath/ath9k/htc_hst.c @@ -364,33 +364,27 @@ void ath9k_htc_txcompletion_cb(struct htc_target *htc_handle, } static void ath9k_htc_fw_panic_report(struct htc_target *htc_handle, - struct sk_buff *skb) + struct sk_buff *skb, u32 len) { uint32_t *pattern = (uint32_t *)skb->data; - switch (*pattern) { - case 0x33221199: - { + if (*pattern == 0x33221199 && len >= sizeof(struct htc_panic_bad_vaddr)) { struct htc_panic_bad_vaddr *htc_panic; htc_panic = (struct htc_panic_bad_vaddr *) skb->data; dev_err(htc_handle->dev, "ath: firmware panic! " "exccause: 0x%08x; pc: 0x%08x; badvaddr: 0x%08x.\n", htc_panic->exccause, htc_panic->pc, htc_panic->badvaddr); - break; - } - case 0x33221299: - { + return; + } + if (*pattern == 0x33221299) { struct htc_panic_bad_epid *htc_panic; htc_panic = (struct htc_panic_bad_epid *) skb->data; dev_err(htc_handle->dev, "ath: firmware panic! " "bad epid: 0x%08x\n", htc_panic->epid); - break; - } - default: - dev_err(htc_handle->dev, "ath: unknown panic pattern!\n"); - break; + return; } + dev_err(htc_handle->dev, "ath: unknown panic pattern!\n"); } /* @@ -411,16 +405,26 @@ void ath9k_htc_rx_msg(struct htc_target *htc_handle, if (!htc_handle || !skb) return; + /* A valid message requires len >= 8. + * + * sizeof(struct htc_frame_hdr) == 8 + * sizeof(struct htc_ready_msg) == 8 + * sizeof(struct htc_panic_bad_vaddr) == 16 + * sizeof(struct htc_panic_bad_epid) == 8 + */ + if (unlikely(len < sizeof(struct htc_frame_hdr))) + goto invalid; htc_hdr = (struct htc_frame_hdr *) skb->data; epid = htc_hdr->endpoint_id; if (epid == 0x99) { - ath9k_htc_fw_panic_report(htc_handle, skb); + ath9k_htc_fw_panic_report(htc_handle, skb, len); kfree_skb(skb); return; } if (epid < 0 || epid >= ENDPOINT_MAX) { +invalid: if (pipe_id != USB_REG_IN_PIPE) dev_kfree_skb_any(skb); else @@ -432,21 +436,30 @@ void ath9k_htc_rx_msg(struct htc_target *htc_handle, /* Handle trailer */ if (htc_hdr->flags & HTC_FLAGS_RECV_TRAILER) { - if (be32_to_cpu(*(__be32 *) skb->data) == 0x00C60000) + if (be32_to_cpu(*(__be32 *) skb->data) == 0x00C60000) { /* Move past the Watchdog pattern */ htc_hdr = (struct htc_frame_hdr *)(skb->data + 4); + len -= 4; + } } /* Get the message ID */ + if (unlikely(len < sizeof(struct htc_frame_hdr) + sizeof(__be16))) + goto invalid; msg_id = (__be16 *) ((void *) htc_hdr + sizeof(struct htc_frame_hdr)); /* Now process HTC messages */ switch (be16_to_cpu(*msg_id)) { case HTC_MSG_READY_ID: + if (unlikely(len < sizeof(struct htc_ready_msg))) + goto invalid; htc_process_target_rdy(htc_handle, htc_hdr); break; case HTC_MSG_CONNECT_SERVICE_RESPONSE_ID: + if (unlikely(len < sizeof(struct htc_frame_hdr) + + sizeof(struct htc_conn_svc_rspmsg))) + goto invalid; htc_process_conn_rsp(htc_handle, htc_hdr); break; default: diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c index db5f8535fdb5..e5bae6224521 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c @@ -295,6 +295,7 @@ static netdev_tx_t brcmf_netdev_start_xmit(struct sk_buff *skb, struct brcmf_pub *drvr = ifp->drvr; struct ethhdr *eh; int head_delta; + unsigned int tx_bytes = skb->len; brcmf_dbg(DATA, "Enter, bsscfgidx=%d\n", ifp->bsscfgidx); @@ -369,7 +370,7 @@ static netdev_tx_t brcmf_netdev_start_xmit(struct sk_buff *skb, ndev->stats.tx_dropped++; } else { ndev->stats.tx_packets++; - ndev->stats.tx_bytes += skb->len; + ndev->stats.tx_bytes += tx_bytes; } /* Return ok: we always eat the packet */ diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c index fabfbb0b40b0..d0a7465be586 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c @@ -158,12 +158,12 @@ static int brcmf_pno_set_random(struct brcmf_if *ifp, struct brcmf_pno_info *pi) struct brcmf_pno_macaddr_le pfn_mac; u8 *mac_addr = NULL; u8 *mac_mask = NULL; - int err, i; + int err, i, ri; - for (i = 0; i < pi->n_reqs; i++) - if (pi->reqs[i]->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { - mac_addr = pi->reqs[i]->mac_addr; - mac_mask = pi->reqs[i]->mac_addr_mask; + for (ri = 0; ri < pi->n_reqs; ri++) + if (pi->reqs[ri]->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { + mac_addr = pi->reqs[ri]->mac_addr; + mac_mask = pi->reqs[ri]->mac_addr_mask; break; } @@ -185,7 +185,7 @@ static int brcmf_pno_set_random(struct brcmf_if *ifp, struct brcmf_pno_info *pi) pfn_mac.mac[0] |= 0x02; brcmf_dbg(SCAN, "enabling random mac: reqid=%llu mac=%pM\n", - pi->reqs[i]->reqid, pfn_mac.mac); + pi->reqs[ri]->reqid, pfn_mac.mac); err = brcmf_fil_iovar_data_set(ifp, "pfn_macaddr", &pfn_mac, sizeof(pfn_mac)); if (err) diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c index 7c52a4d85cea..8f1338dae211 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c @@ -1186,12 +1186,16 @@ static void mt7615_sta_set_decap_offload(struct ieee80211_hw *hw, struct mt7615_dev *dev = mt7615_hw_dev(hw); struct mt7615_sta *msta = (struct mt7615_sta *)sta->drv_priv; + mt7615_mutex_acquire(dev); + if (enabled) set_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); else clear_bit(MT_WCID_FLAG_HDR_TRANS, &msta->wcid.flags); mt7615_mcu_set_sta_decap_offload(dev, vif, sta); + + mt7615_mutex_release(dev); } #ifdef CONFIG_PM diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c index 64048243e34b..31c1d4bc78dd 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c @@ -12,9 +12,9 @@ mt7915_implicit_txbf_set(void *data, u64 val) { struct mt7915_dev *dev = data; - if (test_bit(MT76_STATE_RUNNING, &dev->mphy.state)) - return -EBUSY; - + /* The existing connected stations shall reconnect to apply + * new implicit txbf configuration. + */ dev->ibf = !!val; return mt7915_mcu_set_txbf(dev, MT_BF_TYPE_UPDATE); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c index 6cb65391427f..7b48df301079 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c @@ -627,6 +627,7 @@ void mt7921_mac_sta_assoc(struct mt76_dev *mdev, struct ieee80211_vif *vif, mt7921_mac_wtbl_update(dev, msta->wcid.idx, MT_WTBL_UPDATE_ADM_COUNT_CLEAR); + memset(msta->airtime_ac, 0, sizeof(msta->airtime_ac)); mt7921_mcu_sta_update(dev, sta, vif, true, MT76_STA_INFO_STATE_ASSOC); diff --git a/drivers/net/wireless/mediatek/mt76/sdio.c b/drivers/net/wireless/mediatek/mt76/sdio.c index 783a15635ec5..9e639d0b9c63 100644 --- a/drivers/net/wireless/mediatek/mt76/sdio.c +++ b/drivers/net/wireless/mediatek/mt76/sdio.c @@ -213,7 +213,7 @@ static void mt76s_status_worker(struct mt76_worker *w) } while (nframes > 0); if (resched) - mt76_worker_schedule(&dev->sdio.txrx_worker); + mt76_worker_schedule(&dev->tx_worker); } static void mt76s_tx_status_data(struct work_struct *work) diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c index deddb0afd312..34788bfb34b7 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c @@ -4164,7 +4164,10 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain); rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain); rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain); - rt2800_bbp_write(rt2x00dev, 86, 0); + if (rt2x00_rt(rt2x00dev, RT6352)) + rt2800_bbp_write(rt2x00dev, 86, 0x38); + else + rt2800_bbp_write(rt2x00dev, 86, 0); } if (rf->channel <= 14) { @@ -4365,7 +4368,8 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, reg = (rf->channel <= 14 ? 0x1c : 0x24) + 2*rt2x00dev->lna_gain; rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, reg); - rt2800_iq_calibrate(rt2x00dev, rf->channel); + if (rt2x00_rt(rt2x00dev, RT5592)) + rt2800_iq_calibrate(rt2x00dev, rf->channel); } bbp = rt2800_bbp_read(rt2x00dev, 4); @@ -5644,7 +5648,8 @@ static inline void rt2800_set_vgc(struct rt2x00_dev *rt2x00dev, if (qual->vgc_level != vgc_level) { if (rt2x00_rt(rt2x00dev, RT3572) || rt2x00_rt(rt2x00dev, RT3593) || - rt2x00_rt(rt2x00dev, RT3883)) { + rt2x00_rt(rt2x00dev, RT3883) || + rt2x00_rt(rt2x00dev, RT6352)) { rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, vgc_level); } else if (rt2x00_rt(rt2x00dev, RT5592)) { @@ -5867,7 +5872,7 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000404); } else if (rt2x00_rt(rt2x00dev, RT6352)) { rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000401); - rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x000C0000); + rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x000C0001); rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); rt2800_register_write(rt2x00dev, TX_ALC_VGA3, 0x00000000); rt2800_register_write(rt2x00dev, TX0_BB_GAIN_ATTEN, 0x0); @@ -6129,6 +6134,27 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) reg = rt2800_register_read(rt2x00dev, US_CYC_CNT); rt2x00_set_field32(®, US_CYC_CNT_CLOCK_CYCLE, 125); rt2800_register_write(rt2x00dev, US_CYC_CNT, reg); + } else if (rt2x00_is_soc(rt2x00dev)) { + struct clk *clk = clk_get_sys("bus", NULL); + int rate; + + if (IS_ERR(clk)) { + clk = clk_get_sys("cpu", NULL); + + if (IS_ERR(clk)) { + rate = 125; + } else { + rate = clk_get_rate(clk) / 3000000; + clk_put(clk); + } + } else { + rate = clk_get_rate(clk) / 1000000; + clk_put(clk); + } + + reg = rt2800_register_read(rt2x00dev, US_CYC_CNT); + rt2x00_set_field32(®, US_CYC_CNT_CLOCK_CYCLE, rate); + rt2800_register_write(rt2x00dev, US_CYC_CNT, reg); } reg = rt2800_register_read(rt2x00dev, HT_FBK_CFG0); diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index 774341b0005a..e74c885a04e5 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -1874,13 +1874,6 @@ static int rtl8xxxu_read_efuse(struct rtl8xxxu_priv *priv) /* We have 8 bits to indicate validity */ map_addr = offset * 8; - if (map_addr >= EFUSE_MAP_LEN) { - dev_warn(dev, "%s: Illegal map_addr (%04x), " - "efuse corrupt!\n", - __func__, map_addr); - ret = -EINVAL; - goto exit; - } for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) { /* Check word enable condition in the section */ if (word_mask & BIT(i)) { @@ -1891,6 +1884,13 @@ static int rtl8xxxu_read_efuse(struct rtl8xxxu_priv *priv) ret = rtl8xxxu_read_efuse8(priv, efuse_addr++, &val8); if (ret) goto exit; + if (map_addr >= EFUSE_MAP_LEN - 1) { + dev_warn(dev, "%s: Illegal map_addr (%04x), " + "efuse corrupt!\n", + __func__, map_addr); + ret = -EINVAL; + goto exit; + } priv->efuse_wifi.raw[map_addr++] = val8; ret = rtl8xxxu_read_efuse8(priv, efuse_addr++, &val8); @@ -2925,12 +2925,12 @@ bool rtl8xxxu_gen2_simularity_compare(struct rtl8xxxu_priv *priv, } if (!(simubitmap & 0x30) && priv->tx_paths > 1) { - /* path B RX OK */ + /* path B TX OK */ for (i = 4; i < 6; i++) result[3][i] = result[c1][i]; } - if (!(simubitmap & 0x30) && priv->tx_paths > 1) { + if (!(simubitmap & 0xc0) && priv->tx_paths > 1) { /* path B RX OK */ for (i = 6; i < 8; i++) result[3][i] = result[c1][i]; @@ -4338,15 +4338,14 @@ void rtl8xxxu_gen2_update_rate_mask(struct rtl8xxxu_priv *priv, h2c.b_macid_cfg.ramask2 = (ramask >> 16) & 0xff; h2c.b_macid_cfg.ramask3 = (ramask >> 24) & 0xff; - h2c.ramask.arg = 0x80; h2c.b_macid_cfg.data1 = rateid; if (sgi) h2c.b_macid_cfg.data1 |= BIT(7); h2c.b_macid_cfg.data2 = bw; - dev_dbg(&priv->udev->dev, "%s: rate mask %08x, arg %02x, size %zi\n", - __func__, ramask, h2c.ramask.arg, sizeof(h2c.b_macid_cfg)); + dev_dbg(&priv->udev->dev, "%s: rate mask %08x, rateid %02x, sgi %d, size %zi\n", + __func__, ramask, rateid, sgi, sizeof(h2c.b_macid_cfg)); rtl8xxxu_gen2_h2c_cmd(priv, &h2c, sizeof(h2c.b_macid_cfg)); } @@ -4508,6 +4507,53 @@ rtl8xxxu_wireless_mode(struct ieee80211_hw *hw, struct ieee80211_sta *sta) return network_type; } +static void rtl8xxxu_set_aifs(struct rtl8xxxu_priv *priv, u8 slot_time) +{ + u32 reg_edca_param[IEEE80211_NUM_ACS] = { + [IEEE80211_AC_VO] = REG_EDCA_VO_PARAM, + [IEEE80211_AC_VI] = REG_EDCA_VI_PARAM, + [IEEE80211_AC_BE] = REG_EDCA_BE_PARAM, + [IEEE80211_AC_BK] = REG_EDCA_BK_PARAM, + }; + u32 val32; + u16 wireless_mode = 0; + u8 aifs, aifsn, sifs; + int i; + + if (priv->vif) { + struct ieee80211_sta *sta; + + rcu_read_lock(); + sta = ieee80211_find_sta(priv->vif, priv->vif->bss_conf.bssid); + if (sta) + wireless_mode = rtl8xxxu_wireless_mode(priv->hw, sta); + rcu_read_unlock(); + } + + if (priv->hw->conf.chandef.chan->band == NL80211_BAND_5GHZ || + (wireless_mode & WIRELESS_MODE_N_24G)) + sifs = 16; + else + sifs = 10; + + for (i = 0; i < IEEE80211_NUM_ACS; i++) { + val32 = rtl8xxxu_read32(priv, reg_edca_param[i]); + + /* It was set in conf_tx. */ + aifsn = val32 & 0xff; + + /* aifsn not set yet or already fixed */ + if (aifsn < 2 || aifsn > 15) + continue; + + aifs = aifsn * slot_time + sifs; + + val32 &= ~0xff; + val32 |= aifs; + rtl8xxxu_write32(priv, reg_edca_param[i], val32); + } +} + static void rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, u32 changed) @@ -4593,6 +4639,8 @@ rtl8xxxu_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, else val8 = 20; rtl8xxxu_write8(priv, REG_SLOT, val8); + + rtl8xxxu_set_aifs(priv, val8); } if (changed & BSS_CHANGED_BSSID) { @@ -4984,6 +5032,8 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, if (control && control->sta) sta = control->sta; + queue = rtl8xxxu_queue_select(hw, skb); + tx_desc = skb_push(skb, tx_desc_size); memset(tx_desc, 0, tx_desc_size); @@ -4996,7 +5046,6 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, is_broadcast_ether_addr(ieee80211_get_DA(hdr))) tx_desc->txdw0 |= TXDESC_BROADMULTICAST; - queue = rtl8xxxu_queue_select(hw, skb); tx_desc->txdw1 = cpu_to_le32(queue << TXDESC_QUEUE_SHIFT); if (tx_info->control.hw_key) { diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c index 743e38a1aa51..4d153bd62c53 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c @@ -2386,11 +2386,10 @@ void rtl92d_phy_reload_iqk_setting(struct ieee80211_hw *hw, u8 channel) rtl_dbg(rtlpriv, COMP_SCAN, DBG_LOUD, "Just Read IQK Matrix reg for channel:%d....\n", channel); - _rtl92d_phy_patha_fill_iqk_matrix(hw, true, - rtlphy->iqk_matrix[ - indexforchannel].value, 0, - (rtlphy->iqk_matrix[ - indexforchannel].value[0][2] == 0)); + if (rtlphy->iqk_matrix[indexforchannel].value[0][0] != 0) + _rtl92d_phy_patha_fill_iqk_matrix(hw, true, + rtlphy->iqk_matrix[indexforchannel].value, 0, + rtlphy->iqk_matrix[indexforchannel].value[0][2] == 0); if (IS_92D_SINGLEPHY(rtlhal->version)) { if ((rtlphy->iqk_matrix[ indexforchannel].value[0][4] != 0) diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c index 5786995d90d4..d7b7b2cce974 100644 --- a/drivers/net/wireless/realtek/rtw88/main.c +++ b/drivers/net/wireless/realtek/rtw88/main.c @@ -1869,7 +1869,7 @@ int rtw_core_init(struct rtw_dev *rtwdev) ret = rtw_load_firmware(rtwdev, RTW_NORMAL_FW); if (ret) { rtw_warn(rtwdev, "no firmware loaded\n"); - return ret; + goto out; } if (chip->wow_fw_name) { @@ -1879,11 +1879,15 @@ int rtw_core_init(struct rtw_dev *rtwdev) wait_for_completion(&rtwdev->fw.completion); if (rtwdev->fw.firmware) release_firmware(rtwdev->fw.firmware); - return ret; + goto out; } } return 0; + +out: + destroy_workqueue(rtwdev->tx_wq); + return ret; } EXPORT_SYMBOL(rtw_core_init); diff --git a/drivers/net/wwan/iosm/iosm_ipc_wwan.c b/drivers/net/wwan/iosm/iosm_ipc_wwan.c index b571d9cedba4..92f064a8f837 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_wwan.c +++ b/drivers/net/wwan/iosm/iosm_ipc_wwan.c @@ -322,15 +322,16 @@ struct iosm_wwan *ipc_wwan_init(struct iosm_imem *ipc_imem, struct device *dev) ipc_wwan->dev = dev; ipc_wwan->ipc_imem = ipc_imem; + mutex_init(&ipc_wwan->if_mutex); + /* WWAN core will create a netdev for the default IP MUX channel */ if (wwan_register_ops(ipc_wwan->dev, &iosm_wwan_ops, ipc_wwan, IP_MUX_SESSION_DEFAULT)) { + mutex_destroy(&ipc_wwan->if_mutex); kfree(ipc_wwan); return NULL; } - mutex_init(&ipc_wwan->if_mutex); - return ipc_wwan; } diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 76d8a72f52e2..3527a0667568 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -2732,7 +2732,6 @@ static int nvme_init_subsystem(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id) nvme_init_subnqn(subsys, ctrl, id); memcpy(subsys->serial, id->sn, sizeof(subsys->serial)); memcpy(subsys->model, id->mn, sizeof(subsys->model)); - memcpy(subsys->firmware_rev, id->fr, sizeof(subsys->firmware_rev)); subsys->vendor_id = le16_to_cpu(id->vid); subsys->cmic = id->cmic; subsys->awupf = le16_to_cpu(id->awupf); @@ -2939,6 +2938,8 @@ static int nvme_init_identify(struct nvme_ctrl *ctrl) ctrl->quirks |= core_quirks[i].quirks; } } + memcpy(ctrl->subsys->firmware_rev, id->fr, + sizeof(ctrl->subsys->firmware_rev)); if (force_apst && (ctrl->quirks & NVME_QUIRK_NO_DEEPEST_PS)) { dev_warn(ctrl->device, "forcibly allowing all power states due to nvme_core.force_apst -- use at your own risk\n"); diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c index 04fa276701d1..36b48e2ff642 100644 --- a/drivers/nvme/host/multipath.c +++ b/drivers/nvme/host/multipath.c @@ -159,6 +159,7 @@ void nvme_mpath_revalidate_paths(struct nvme_ns *ns) for_each_node(node) rcu_assign_pointer(head->current_path[node], NULL); + kblockd_schedule_work(&head->requeue_work); } static bool nvme_path_is_disabled(struct nvme_ns *ns) diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index d820131d39b2..e9f3701dda3f 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -2732,6 +2732,8 @@ static void nvme_reset_work(struct work_struct *work) if (result) goto out_unlock; + dma_set_min_align_mask(dev->dev, NVME_CTRL_PAGE_SIZE - 1); + /* * Limit the max command size to prevent iod->sg allocations going * over a single page. @@ -2744,7 +2746,6 @@ static void nvme_reset_work(struct work_struct *work) * Don't limit the IOMMU merged segment size. */ dma_set_max_seg_size(dev->dev, 0xffffffff); - dma_set_min_align_mask(dev->dev, NVME_CTRL_PAGE_SIZE - 1); mutex_unlock(&dev->shutdown_lock); diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c index fba5a77c58d6..2add26637c87 100644 --- a/drivers/nvme/target/tcp.c +++ b/drivers/nvme/target/tcp.c @@ -934,10 +934,17 @@ static int nvmet_tcp_handle_h2c_data_pdu(struct nvmet_tcp_queue *queue) struct nvme_tcp_data_pdu *data = &queue->pdu.data; struct nvmet_tcp_cmd *cmd; - if (likely(queue->nr_cmds)) + if (likely(queue->nr_cmds)) { + if (unlikely(data->ttag >= queue->nr_cmds)) { + pr_err("queue %d: received out of bound ttag %u, nr_cmds %u\n", + queue->idx, data->ttag, queue->nr_cmds); + nvmet_tcp_fatal_error(queue); + return -EPROTO; + } cmd = &queue->cmds[data->ttag]; - else + } else { cmd = &queue->connect; + } if (le32_to_cpu(data->data_offset) != cmd->rbytes_done) { pr_err("ttag %u unexpected data offset %u (expected %u)\n", diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index fb7840c73765..38bab84f3c8a 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -824,21 +824,18 @@ struct nvmem_device *nvmem_register(const struct nvmem_config *config) nvmem->dev.groups = nvmem_dev_groups; #endif - if (nvmem->nkeepout) { - rval = nvmem_validate_keepouts(nvmem); - if (rval) { - ida_free(&nvmem_ida, nvmem->id); - kfree(nvmem); - return ERR_PTR(rval); - } - } - dev_dbg(&nvmem->dev, "Registering nvmem device %s\n", config->name); rval = device_register(&nvmem->dev); if (rval) goto err_put_device; + if (nvmem->nkeepout) { + rval = nvmem_validate_keepouts(nvmem); + if (rval) + goto err_device_del; + } + if (config->compat) { rval = nvmem_sysfs_setup_compat(nvmem, config); if (rval) diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c index 7f1acb3918d0..875d50c16f19 100644 --- a/drivers/pci/setup-res.c +++ b/drivers/pci/setup-res.c @@ -210,6 +210,17 @@ static int pci_revert_fw_address(struct resource *res, struct pci_dev *dev, root = pci_find_parent_resource(dev, res); if (!root) { + /* + * If dev is behind a bridge, accesses will only reach it + * if res is inside the relevant bridge window. + */ + if (pci_upstream_bridge(dev)) + return -ENXIO; + + /* + * On the root bus, assume the host bridge will forward + * everything. + */ if (res->flags & IORESOURCE_IO) root = &ioport_resource; else diff --git a/drivers/phy/amlogic/phy-meson-axg-mipi-pcie-analog.c b/drivers/phy/amlogic/phy-meson-axg-mipi-pcie-analog.c index 1027ece6ca12..a3e1108b736d 100644 --- a/drivers/phy/amlogic/phy-meson-axg-mipi-pcie-analog.c +++ b/drivers/phy/amlogic/phy-meson-axg-mipi-pcie-analog.c @@ -197,7 +197,7 @@ static int phy_axg_mipi_pcie_analog_probe(struct platform_device *pdev) struct phy_provider *phy; struct device *dev = &pdev->dev; struct phy_axg_mipi_pcie_analog_priv *priv; - struct device_node *np = dev->of_node; + struct device_node *np = dev->of_node, *parent_np; struct regmap *map; int ret; @@ -206,7 +206,9 @@ static int phy_axg_mipi_pcie_analog_probe(struct platform_device *pdev) return -ENOMEM; /* Get the hhi system controller node */ - map = syscon_node_to_regmap(of_get_parent(dev->of_node)); + parent_np = of_get_parent(dev->of_node); + map = syscon_node_to_regmap(parent_np); + of_node_put(parent_np); if (IS_ERR(map)) { dev_err(dev, "failed to get HHI regmap\n"); diff --git a/drivers/phy/mediatek/phy-mtk-tphy.c b/drivers/phy/mediatek/phy-mtk-tphy.c index db39b0c4649a..0649c08fe310 100644 --- a/drivers/phy/mediatek/phy-mtk-tphy.c +++ b/drivers/phy/mediatek/phy-mtk-tphy.c @@ -1039,7 +1039,7 @@ static int phy_type_syscon_get(struct mtk_phy_instance *instance, static int phy_type_set(struct mtk_phy_instance *instance) { int type; - u32 mask; + u32 offset; if (!instance->type_sw) return 0; @@ -1062,8 +1062,9 @@ static int phy_type_set(struct mtk_phy_instance *instance) return 0; } - mask = RG_PHY_SW_TYPE << (instance->type_sw_index * BITS_PER_BYTE); - regmap_update_bits(instance->type_sw, instance->type_sw_reg, mask, type); + offset = instance->type_sw_index * BITS_PER_BYTE; + regmap_update_bits(instance->type_sw, instance->type_sw_reg, + RG_PHY_SW_TYPE << offset, type << offset); return 0; } diff --git a/drivers/phy/qualcomm/phy-qcom-usb-hsic.c b/drivers/phy/qualcomm/phy-qcom-usb-hsic.c index 04d18d52f700..d4741c2dbbb5 100644 --- a/drivers/phy/qualcomm/phy-qcom-usb-hsic.c +++ b/drivers/phy/qualcomm/phy-qcom-usb-hsic.c @@ -54,8 +54,10 @@ static int qcom_usb_hsic_phy_power_on(struct phy *phy) /* Configure pins for HSIC functionality */ pins_default = pinctrl_lookup_state(uphy->pctl, PINCTRL_STATE_DEFAULT); - if (IS_ERR(pins_default)) - return PTR_ERR(pins_default); + if (IS_ERR(pins_default)) { + ret = PTR_ERR(pins_default); + goto err_ulpi; + } ret = pinctrl_select_state(uphy->pctl, pins_default); if (ret) diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index 350e721c4658..bae6cc83ea36 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -2072,11 +2072,24 @@ static int rockchip_pmx_set(struct pinctrl_dev *pctldev, unsigned selector, return 0; } +static int rockchip_pmx_gpio_set_direction(struct pinctrl_dev *pctldev, + struct pinctrl_gpio_range *range, + unsigned offset, + bool input) +{ + struct rockchip_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); + struct rockchip_pin_bank *bank; + + bank = pin_to_bank(info, offset); + return rockchip_set_mux(bank, offset - bank->pin_base, RK_FUNC_GPIO); +} + static const struct pinmux_ops rockchip_pmx_ops = { .get_functions_count = rockchip_pmx_get_funcs_count, .get_function_name = rockchip_pmx_get_func_name, .get_function_groups = rockchip_pmx_get_groups, .set_mux = rockchip_pmx_set, + .gpio_set_direction = rockchip_pmx_gpio_set_direction, }; /* diff --git a/drivers/platform/chrome/chromeos_laptop.c b/drivers/platform/chrome/chromeos_laptop.c index 4e14b4d6635d..a2cdbfbaeae6 100644 --- a/drivers/platform/chrome/chromeos_laptop.c +++ b/drivers/platform/chrome/chromeos_laptop.c @@ -740,6 +740,7 @@ static int __init chromeos_laptop_prepare_i2c_peripherals(struct chromeos_laptop *cros_laptop, const struct chromeos_laptop *src) { + struct i2c_peripheral *i2c_peripherals; struct i2c_peripheral *i2c_dev; struct i2c_board_info *info; int i; @@ -748,17 +749,15 @@ chromeos_laptop_prepare_i2c_peripherals(struct chromeos_laptop *cros_laptop, if (!src->num_i2c_peripherals) return 0; - cros_laptop->i2c_peripherals = kmemdup(src->i2c_peripherals, - src->num_i2c_peripherals * - sizeof(*src->i2c_peripherals), - GFP_KERNEL); - if (!cros_laptop->i2c_peripherals) + i2c_peripherals = kmemdup(src->i2c_peripherals, + src->num_i2c_peripherals * + sizeof(*src->i2c_peripherals), + GFP_KERNEL); + if (!i2c_peripherals) return -ENOMEM; - cros_laptop->num_i2c_peripherals = src->num_i2c_peripherals; - - for (i = 0; i < cros_laptop->num_i2c_peripherals; i++) { - i2c_dev = &cros_laptop->i2c_peripherals[i]; + for (i = 0; i < src->num_i2c_peripherals; i++) { + i2c_dev = &i2c_peripherals[i]; info = &i2c_dev->board_info; error = chromeos_laptop_setup_irq(i2c_dev); @@ -775,16 +774,19 @@ chromeos_laptop_prepare_i2c_peripherals(struct chromeos_laptop *cros_laptop, } } + cros_laptop->i2c_peripherals = i2c_peripherals; + cros_laptop->num_i2c_peripherals = src->num_i2c_peripherals; + return 0; err_out: while (--i >= 0) { - i2c_dev = &cros_laptop->i2c_peripherals[i]; + i2c_dev = &i2c_peripherals[i]; info = &i2c_dev->board_info; if (!IS_ERR_OR_NULL(info->fwnode)) fwnode_remove_software_node(info->fwnode); } - kfree(cros_laptop->i2c_peripherals); + kfree(i2c_peripherals); return error; } diff --git a/drivers/platform/chrome/cros_ec.c b/drivers/platform/chrome/cros_ec.c index 4f0390b10cd3..9664e13ded59 100644 --- a/drivers/platform/chrome/cros_ec.c +++ b/drivers/platform/chrome/cros_ec.c @@ -353,10 +353,16 @@ EXPORT_SYMBOL(cros_ec_suspend); static void cros_ec_report_events_during_suspend(struct cros_ec_device *ec_dev) { + bool wake_event; + while (ec_dev->mkbp_event_supported && - cros_ec_get_next_event(ec_dev, NULL, NULL) > 0) + cros_ec_get_next_event(ec_dev, &wake_event, NULL) > 0) { blocking_notifier_call_chain(&ec_dev->event_notifier, 1, ec_dev); + + if (wake_event && device_may_wakeup(ec_dev->dev)) + pm_wakeup_event(ec_dev->dev, 0); + } } /** diff --git a/drivers/platform/chrome/cros_ec_chardev.c b/drivers/platform/chrome/cros_ec_chardev.c index fd33de546aee..0de7c255254e 100644 --- a/drivers/platform/chrome/cros_ec_chardev.c +++ b/drivers/platform/chrome/cros_ec_chardev.c @@ -327,6 +327,9 @@ static long cros_ec_chardev_ioctl_readmem(struct cros_ec_dev *ec, if (copy_from_user(&s_mem, arg, sizeof(s_mem))) return -EFAULT; + if (s_mem.bytes > sizeof(s_mem.buffer)) + return -EINVAL; + num = ec_dev->cmd_readmem(ec_dev, s_mem.offset, s_mem.bytes, s_mem.buffer); if (num <= 0) diff --git a/drivers/platform/chrome/cros_ec_proto.c b/drivers/platform/chrome/cros_ec_proto.c index 1575d603d3ff..9d1f431bdc24 100644 --- a/drivers/platform/chrome/cros_ec_proto.c +++ b/drivers/platform/chrome/cros_ec_proto.c @@ -748,6 +748,7 @@ int cros_ec_get_next_event(struct cros_ec_device *ec_dev, u8 event_type; u32 host_event; int ret; + u32 ver_mask; /* * Default value for wake_event. @@ -769,6 +770,37 @@ int cros_ec_get_next_event(struct cros_ec_device *ec_dev, return get_keyboard_state_event(ec_dev); ret = get_next_event(ec_dev); + /* + * -ENOPROTOOPT is returned when EC returns EC_RES_INVALID_VERSION. + * This can occur when EC based device (e.g. Fingerprint MCU) jumps to + * the RO image which doesn't support newer version of the command. In + * this case we will attempt to update maximum supported version of the + * EC_CMD_GET_NEXT_EVENT. + */ + if (ret == -ENOPROTOOPT) { + dev_dbg(ec_dev->dev, + "GET_NEXT_EVENT returned invalid version error.\n"); + ret = cros_ec_get_host_command_version_mask(ec_dev, + EC_CMD_GET_NEXT_EVENT, + &ver_mask); + if (ret < 0 || ver_mask == 0) + /* + * Do not change the MKBP supported version if we can't + * obtain supported version correctly. Please note that + * calling EC_CMD_GET_NEXT_EVENT returned + * EC_RES_INVALID_VERSION which means that the command + * is present. + */ + return -ENOPROTOOPT; + + ec_dev->mkbp_event_supported = fls(ver_mask); + dev_dbg(ec_dev->dev, "MKBP support version changed to %u\n", + ec_dev->mkbp_event_supported - 1); + + /* Try to get next event with new MKBP support version set. */ + ret = get_next_event(ec_dev); + } + if (ret <= 0) return ret; diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c index 4027c3ef90d7..aadb8d237aef 100644 --- a/drivers/platform/chrome/cros_ec_typec.c +++ b/drivers/platform/chrome/cros_ec_typec.c @@ -691,7 +691,7 @@ static int cros_typec_register_altmodes(struct cros_typec_data *typec, int port_ for (j = 0; j < sop_disc->svids[i].mode_count; j++) { memset(&desc, 0, sizeof(desc)); desc.svid = sop_disc->svids[i].svid; - desc.mode = j; + desc.mode = j + 1; desc.vdo = sop_disc->svids[i].mode_vdo[j]; if (is_partner) diff --git a/drivers/platform/x86/msi-laptop.c b/drivers/platform/x86/msi-laptop.c index 24ffc8e2d2d1..0e804b6c2d24 100644 --- a/drivers/platform/x86/msi-laptop.c +++ b/drivers/platform/x86/msi-laptop.c @@ -596,11 +596,10 @@ static const struct dmi_system_id msi_dmi_table[] __initconst = { { .ident = "MSI S270", .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "MICRO-STAR INT'L CO.,LTD"), + DMI_MATCH(DMI_SYS_VENDOR, "MICRO-STAR INT"), DMI_MATCH(DMI_PRODUCT_NAME, "MS-1013"), DMI_MATCH(DMI_PRODUCT_VERSION, "0131"), - DMI_MATCH(DMI_CHASSIS_VENDOR, - "MICRO-STAR INT'L CO.,LTD") + DMI_MATCH(DMI_CHASSIS_VENDOR, "MICRO-STAR INT") }, .driver_data = &quirk_old_ec_model, .callback = dmi_check_cb @@ -633,8 +632,7 @@ static const struct dmi_system_id msi_dmi_table[] __initconst = { DMI_MATCH(DMI_SYS_VENDOR, "NOTEBOOK"), DMI_MATCH(DMI_PRODUCT_NAME, "SAM2000"), DMI_MATCH(DMI_PRODUCT_VERSION, "0131"), - DMI_MATCH(DMI_CHASSIS_VENDOR, - "MICRO-STAR INT'L CO.,LTD") + DMI_MATCH(DMI_CHASSIS_VENDOR, "MICRO-STAR INT") }, .driver_data = &quirk_old_ec_model, .callback = dmi_check_cb @@ -1048,8 +1046,7 @@ static int __init msi_init(void) return -EINVAL; /* Register backlight stuff */ - - if (quirks->old_ec_model || + if (quirks->old_ec_model && acpi_video_get_backlight_type() == acpi_backlight_vendor) { struct backlight_properties props; memset(&props, 0, sizeof(struct backlight_properties)); @@ -1117,6 +1114,8 @@ static int __init msi_init(void) fail_create_group: if (quirks->load_scm_model) { i8042_remove_filter(msi_laptop_i8042_filter); + cancel_delayed_work_sync(&msi_touchpad_dwork); + input_unregister_device(msi_laptop_input_dev); cancel_delayed_work_sync(&msi_rfkill_dwork); cancel_work_sync(&msi_rfkill_work); rfkill_cleanup(); @@ -1137,6 +1136,7 @@ static void __exit msi_cleanup(void) { if (quirks->load_scm_model) { i8042_remove_filter(msi_laptop_i8042_filter); + cancel_delayed_work_sync(&msi_touchpad_dwork); input_unregister_device(msi_laptop_input_dev); cancel_delayed_work_sync(&msi_rfkill_dwork); cancel_work_sync(&msi_rfkill_work); diff --git a/drivers/power/supply/adp5061.c b/drivers/power/supply/adp5061.c index 003557043ab3..daee1161c305 100644 --- a/drivers/power/supply/adp5061.c +++ b/drivers/power/supply/adp5061.c @@ -427,11 +427,11 @@ static int adp5061_get_chg_type(struct adp5061_state *st, if (ret < 0) return ret; - chg_type = adp5061_chg_type[ADP5061_CHG_STATUS_1_CHG_STATUS(status1)]; - if (chg_type > ADP5061_CHG_FAST_CV) + chg_type = ADP5061_CHG_STATUS_1_CHG_STATUS(status1); + if (chg_type >= ARRAY_SIZE(adp5061_chg_type)) val->intval = POWER_SUPPLY_STATUS_UNKNOWN; else - val->intval = chg_type; + val->intval = adp5061_chg_type[chg_type]; return ret; } diff --git a/drivers/powercap/intel_rapl_common.c b/drivers/powercap/intel_rapl_common.c index 7c0099e7a6d7..9dfc053878fd 100644 --- a/drivers/powercap/intel_rapl_common.c +++ b/drivers/powercap/intel_rapl_common.c @@ -938,6 +938,9 @@ static u64 rapl_compute_time_window_core(struct rapl_package *rp, u64 value, y = value & 0x1f; value = (1 << y) * (4 + f) * rp->time_unit / 4; } else { + if (value < rp->time_unit) + return 0; + do_div(value, rp->time_unit); y = ilog2(value); f = div64_u64(4 * (value - (1 << y)), 1 << y); @@ -979,7 +982,6 @@ static const struct rapl_defaults rapl_defaults_spr_server = { .check_unit = rapl_check_unit_core, .set_floor_freq = set_floor_freq_default, .compute_time_window = rapl_compute_time_window_core, - .dram_domain_energy_unit = 15300, .psys_domain_energy_unit = 1000000000, }; diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 43613db7af75..aa4d78b02483 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -2636,7 +2636,7 @@ static int _regulator_do_enable(struct regulator_dev *rdev) * expired, return -ETIMEDOUT. */ if (rdev->desc->poll_enabled_time) { - unsigned int time_remaining = delay; + int time_remaining = delay; while (time_remaining > 0) { _regulator_enable_delay(rdev->desc->poll_enabled_time); diff --git a/drivers/regulator/qcom_rpm-regulator.c b/drivers/regulator/qcom_rpm-regulator.c index 7f9d66ac37ff..3c41b71a1f52 100644 --- a/drivers/regulator/qcom_rpm-regulator.c +++ b/drivers/regulator/qcom_rpm-regulator.c @@ -802,6 +802,12 @@ static const struct rpm_regulator_data rpm_pm8018_regulators[] = { }; static const struct rpm_regulator_data rpm_pm8058_regulators[] = { + { "s0", QCOM_RPM_PM8058_SMPS0, &pm8058_smps, "vdd_s0" }, + { "s1", QCOM_RPM_PM8058_SMPS1, &pm8058_smps, "vdd_s1" }, + { "s2", QCOM_RPM_PM8058_SMPS2, &pm8058_smps, "vdd_s2" }, + { "s3", QCOM_RPM_PM8058_SMPS3, &pm8058_smps, "vdd_s3" }, + { "s4", QCOM_RPM_PM8058_SMPS4, &pm8058_smps, "vdd_s4" }, + { "l0", QCOM_RPM_PM8058_LDO0, &pm8058_nldo, "vdd_l0_l1_lvs" }, { "l1", QCOM_RPM_PM8058_LDO1, &pm8058_nldo, "vdd_l0_l1_lvs" }, { "l2", QCOM_RPM_PM8058_LDO2, &pm8058_pldo, "vdd_l2_l11_l12" }, @@ -829,12 +835,6 @@ static const struct rpm_regulator_data rpm_pm8058_regulators[] = { { "l24", QCOM_RPM_PM8058_LDO24, &pm8058_nldo, "vdd_l23_l24_l25" }, { "l25", QCOM_RPM_PM8058_LDO25, &pm8058_nldo, "vdd_l23_l24_l25" }, - { "s0", QCOM_RPM_PM8058_SMPS0, &pm8058_smps, "vdd_s0" }, - { "s1", QCOM_RPM_PM8058_SMPS1, &pm8058_smps, "vdd_s1" }, - { "s2", QCOM_RPM_PM8058_SMPS2, &pm8058_smps, "vdd_s2" }, - { "s3", QCOM_RPM_PM8058_SMPS3, &pm8058_smps, "vdd_s3" }, - { "s4", QCOM_RPM_PM8058_SMPS4, &pm8058_smps, "vdd_s4" }, - { "lvs0", QCOM_RPM_PM8058_LVS0, &pm8058_switch, "vdd_l0_l1_lvs" }, { "lvs1", QCOM_RPM_PM8058_LVS1, &pm8058_switch, "vdd_l0_l1_lvs" }, @@ -843,6 +843,12 @@ static const struct rpm_regulator_data rpm_pm8058_regulators[] = { }; static const struct rpm_regulator_data rpm_pm8901_regulators[] = { + { "s0", QCOM_RPM_PM8901_SMPS0, &pm8901_ftsmps, "vdd_s0" }, + { "s1", QCOM_RPM_PM8901_SMPS1, &pm8901_ftsmps, "vdd_s1" }, + { "s2", QCOM_RPM_PM8901_SMPS2, &pm8901_ftsmps, "vdd_s2" }, + { "s3", QCOM_RPM_PM8901_SMPS3, &pm8901_ftsmps, "vdd_s3" }, + { "s4", QCOM_RPM_PM8901_SMPS4, &pm8901_ftsmps, "vdd_s4" }, + { "l0", QCOM_RPM_PM8901_LDO0, &pm8901_nldo, "vdd_l0" }, { "l1", QCOM_RPM_PM8901_LDO1, &pm8901_pldo, "vdd_l1" }, { "l2", QCOM_RPM_PM8901_LDO2, &pm8901_pldo, "vdd_l2" }, @@ -851,12 +857,6 @@ static const struct rpm_regulator_data rpm_pm8901_regulators[] = { { "l5", QCOM_RPM_PM8901_LDO5, &pm8901_pldo, "vdd_l5" }, { "l6", QCOM_RPM_PM8901_LDO6, &pm8901_pldo, "vdd_l6" }, - { "s0", QCOM_RPM_PM8901_SMPS0, &pm8901_ftsmps, "vdd_s0" }, - { "s1", QCOM_RPM_PM8901_SMPS1, &pm8901_ftsmps, "vdd_s1" }, - { "s2", QCOM_RPM_PM8901_SMPS2, &pm8901_ftsmps, "vdd_s2" }, - { "s3", QCOM_RPM_PM8901_SMPS3, &pm8901_ftsmps, "vdd_s3" }, - { "s4", QCOM_RPM_PM8901_SMPS4, &pm8901_ftsmps, "vdd_s4" }, - { "lvs0", QCOM_RPM_PM8901_LVS0, &pm8901_switch, "lvs0_in" }, { "lvs1", QCOM_RPM_PM8901_LVS1, &pm8901_switch, "lvs1_in" }, { "lvs2", QCOM_RPM_PM8901_LVS2, &pm8901_switch, "lvs2_in" }, diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c index e41cc354cc8a..6da591508f23 100644 --- a/drivers/scsi/3w-9xxx.c +++ b/drivers/scsi/3w-9xxx.c @@ -2006,7 +2006,7 @@ static int twa_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id) retval = pci_enable_device(pdev); if (retval) { TW_PRINTK(host, TW_DRIVER, 0x34, "Failed to enable pci device"); - goto out_disable_device; + return -ENODEV; } pci_set_master(pdev); diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c index 32abdf0fa9aa..af281e271f88 100644 --- a/drivers/scsi/cxgbi/libcxgbi.c +++ b/drivers/scsi/cxgbi/libcxgbi.c @@ -1455,7 +1455,7 @@ void cxgbi_conn_tx_open(struct cxgbi_sock *csk) if (conn) { log_debug(1 << CXGBI_DBG_SOCK, "csk 0x%p, cid %d.\n", csk, conn->id); - iscsi_conn_queue_work(conn); + iscsi_conn_queue_xmit(conn); } } EXPORT_SYMBOL_GPL(cxgbi_conn_tx_open); diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c index 0e52c6499eaf..4d2f33087806 100644 --- a/drivers/scsi/iscsi_tcp.c +++ b/drivers/scsi/iscsi_tcp.c @@ -52,6 +52,10 @@ static struct iscsi_transport iscsi_sw_tcp_transport; static unsigned int iscsi_max_lun = ~0; module_param_named(max_lun, iscsi_max_lun, uint, S_IRUGO); +static bool iscsi_recv_from_iscsi_q; +module_param_named(recv_from_iscsi_q, iscsi_recv_from_iscsi_q, bool, 0644); +MODULE_PARM_DESC(recv_from_iscsi_q, "Set to true to read iSCSI data/headers from the iscsi_q workqueue. The default is false which will perform reads from the network softirq context."); + static int iscsi_sw_tcp_dbg; module_param_named(debug_iscsi_tcp, iscsi_sw_tcp_dbg, int, S_IRUGO | S_IWUSR); @@ -122,20 +126,13 @@ static inline int iscsi_sw_sk_state_check(struct sock *sk) return 0; } -static void iscsi_sw_tcp_data_ready(struct sock *sk) +static void iscsi_sw_tcp_recv_data(struct iscsi_conn *conn) { - struct iscsi_conn *conn; - struct iscsi_tcp_conn *tcp_conn; + struct iscsi_tcp_conn *tcp_conn = conn->dd_data; + struct iscsi_sw_tcp_conn *tcp_sw_conn = tcp_conn->dd_data; + struct sock *sk = tcp_sw_conn->sock->sk; read_descriptor_t rd_desc; - read_lock_bh(&sk->sk_callback_lock); - conn = sk->sk_user_data; - if (!conn) { - read_unlock_bh(&sk->sk_callback_lock); - return; - } - tcp_conn = conn->dd_data; - /* * Use rd_desc to pass 'conn' to iscsi_tcp_recv. * We set count to 1 because we want the network layer to @@ -144,13 +141,48 @@ static void iscsi_sw_tcp_data_ready(struct sock *sk) */ rd_desc.arg.data = conn; rd_desc.count = 1; - tcp_read_sock(sk, &rd_desc, iscsi_sw_tcp_recv); - iscsi_sw_sk_state_check(sk); + tcp_read_sock(sk, &rd_desc, iscsi_sw_tcp_recv); /* If we had to (atomically) map a highmem page, * unmap it now. */ iscsi_tcp_segment_unmap(&tcp_conn->in.segment); + + iscsi_sw_sk_state_check(sk); +} + +static void iscsi_sw_tcp_recv_data_work(struct work_struct *work) +{ + struct iscsi_conn *conn = container_of(work, struct iscsi_conn, + recvwork); + struct iscsi_tcp_conn *tcp_conn = conn->dd_data; + struct iscsi_sw_tcp_conn *tcp_sw_conn = tcp_conn->dd_data; + struct sock *sk = tcp_sw_conn->sock->sk; + + lock_sock(sk); + iscsi_sw_tcp_recv_data(conn); + release_sock(sk); +} + +static void iscsi_sw_tcp_data_ready(struct sock *sk) +{ + struct iscsi_sw_tcp_conn *tcp_sw_conn; + struct iscsi_tcp_conn *tcp_conn; + struct iscsi_conn *conn; + + read_lock_bh(&sk->sk_callback_lock); + conn = sk->sk_user_data; + if (!conn) { + read_unlock_bh(&sk->sk_callback_lock); + return; + } + tcp_conn = conn->dd_data; + tcp_sw_conn = tcp_conn->dd_data; + + if (tcp_sw_conn->queue_recv) + iscsi_conn_queue_recv(conn); + else + iscsi_sw_tcp_recv_data(conn); read_unlock_bh(&sk->sk_callback_lock); } @@ -205,7 +237,7 @@ static void iscsi_sw_tcp_write_space(struct sock *sk) old_write_space(sk); ISCSI_SW_TCP_DBG(conn, "iscsi_write_space\n"); - iscsi_conn_queue_work(conn); + iscsi_conn_queue_xmit(conn); } static void iscsi_sw_tcp_conn_set_callbacks(struct iscsi_conn *conn) @@ -276,6 +308,9 @@ static int iscsi_sw_tcp_xmit_segment(struct iscsi_tcp_conn *tcp_conn, if (segment->total_copied + segment->size < segment->total_size) flags |= MSG_MORE; + if (tcp_sw_conn->queue_recv) + flags |= MSG_DONTWAIT; + /* Use sendpage if we can; else fall back to sendmsg */ if (!segment->data) { sg = segment->sg; @@ -557,6 +592,10 @@ iscsi_sw_tcp_conn_create(struct iscsi_cls_session *cls_session, conn = cls_conn->dd_data; tcp_conn = conn->dd_data; tcp_sw_conn = tcp_conn->dd_data; + INIT_WORK(&conn->recvwork, iscsi_sw_tcp_recv_data_work); + tcp_sw_conn->queue_recv = iscsi_recv_from_iscsi_q; + + mutex_init(&tcp_sw_conn->sock_lock); tfm = crypto_alloc_ahash("crc32c", 0, CRYPTO_ALG_ASYNC); if (IS_ERR(tfm)) @@ -592,11 +631,15 @@ iscsi_sw_tcp_conn_create(struct iscsi_cls_session *cls_session, static void iscsi_sw_tcp_release_conn(struct iscsi_conn *conn) { - struct iscsi_session *session = conn->session; struct iscsi_tcp_conn *tcp_conn = conn->dd_data; struct iscsi_sw_tcp_conn *tcp_sw_conn = tcp_conn->dd_data; struct socket *sock = tcp_sw_conn->sock; + /* + * The iscsi transport class will make sure we are not called in + * parallel with start, stop, bind and destroys. However, this can be + * called twice if userspace does a stop then a destroy. + */ if (!sock) return; @@ -610,9 +653,11 @@ static void iscsi_sw_tcp_release_conn(struct iscsi_conn *conn) iscsi_sw_tcp_conn_restore_callbacks(conn); sock_put(sock->sk); - spin_lock_bh(&session->frwd_lock); + iscsi_suspend_rx(conn); + + mutex_lock(&tcp_sw_conn->sock_lock); tcp_sw_conn->sock = NULL; - spin_unlock_bh(&session->frwd_lock); + mutex_unlock(&tcp_sw_conn->sock_lock); sockfd_put(sock); } @@ -664,7 +709,6 @@ iscsi_sw_tcp_conn_bind(struct iscsi_cls_session *cls_session, struct iscsi_cls_conn *cls_conn, uint64_t transport_eph, int is_leading) { - struct iscsi_session *session = cls_session->dd_data; struct iscsi_conn *conn = cls_conn->dd_data; struct iscsi_tcp_conn *tcp_conn = conn->dd_data; struct iscsi_sw_tcp_conn *tcp_sw_conn = tcp_conn->dd_data; @@ -684,10 +728,10 @@ iscsi_sw_tcp_conn_bind(struct iscsi_cls_session *cls_session, if (err) goto free_socket; - spin_lock_bh(&session->frwd_lock); + mutex_lock(&tcp_sw_conn->sock_lock); /* bind iSCSI connection and socket */ tcp_sw_conn->sock = sock; - spin_unlock_bh(&session->frwd_lock); + mutex_unlock(&tcp_sw_conn->sock_lock); /* setup Socket parameters */ sk = sock->sk; @@ -724,8 +768,15 @@ static int iscsi_sw_tcp_conn_set_param(struct iscsi_cls_conn *cls_conn, break; case ISCSI_PARAM_DATADGST_EN: iscsi_set_param(cls_conn, param, buf, buflen); + + mutex_lock(&tcp_sw_conn->sock_lock); + if (!tcp_sw_conn->sock) { + mutex_unlock(&tcp_sw_conn->sock_lock); + return -ENOTCONN; + } tcp_sw_conn->sendpage = conn->datadgst_en ? sock_no_sendpage : tcp_sw_conn->sock->ops->sendpage; + mutex_unlock(&tcp_sw_conn->sock_lock); break; case ISCSI_PARAM_MAX_R2T: return iscsi_tcp_set_max_r2t(conn, buf); @@ -740,8 +791,8 @@ static int iscsi_sw_tcp_conn_get_param(struct iscsi_cls_conn *cls_conn, enum iscsi_param param, char *buf) { struct iscsi_conn *conn = cls_conn->dd_data; - struct iscsi_tcp_conn *tcp_conn = conn->dd_data; - struct iscsi_sw_tcp_conn *tcp_sw_conn = tcp_conn->dd_data; + struct iscsi_sw_tcp_conn *tcp_sw_conn; + struct iscsi_tcp_conn *tcp_conn; struct sockaddr_in6 addr; struct socket *sock; int rc; @@ -751,21 +802,36 @@ static int iscsi_sw_tcp_conn_get_param(struct iscsi_cls_conn *cls_conn, case ISCSI_PARAM_CONN_ADDRESS: case ISCSI_PARAM_LOCAL_PORT: spin_lock_bh(&conn->session->frwd_lock); - if (!tcp_sw_conn || !tcp_sw_conn->sock) { + if (!conn->session->leadconn) { spin_unlock_bh(&conn->session->frwd_lock); return -ENOTCONN; } - sock = tcp_sw_conn->sock; - sock_hold(sock->sk); + /* + * The conn has been setup and bound, so just grab a ref + * incase a destroy runs while we are in the net layer. + */ + iscsi_get_conn(conn->cls_conn); spin_unlock_bh(&conn->session->frwd_lock); + tcp_conn = conn->dd_data; + tcp_sw_conn = tcp_conn->dd_data; + + mutex_lock(&tcp_sw_conn->sock_lock); + sock = tcp_sw_conn->sock; + if (!sock) { + rc = -ENOTCONN; + goto sock_unlock; + } + if (param == ISCSI_PARAM_LOCAL_PORT) rc = kernel_getsockname(sock, (struct sockaddr *)&addr); else rc = kernel_getpeername(sock, (struct sockaddr *)&addr); - sock_put(sock->sk); +sock_unlock: + mutex_unlock(&tcp_sw_conn->sock_lock); + iscsi_put_conn(conn->cls_conn); if (rc < 0) return rc; @@ -803,17 +869,21 @@ static int iscsi_sw_tcp_host_get_param(struct Scsi_Host *shost, } tcp_conn = conn->dd_data; tcp_sw_conn = tcp_conn->dd_data; - sock = tcp_sw_conn->sock; - if (!sock) { - spin_unlock_bh(&session->frwd_lock); - return -ENOTCONN; - } - sock_hold(sock->sk); + /* + * The conn has been setup and bound, so just grab a ref + * incase a destroy runs while we are in the net layer. + */ + iscsi_get_conn(conn->cls_conn); spin_unlock_bh(&session->frwd_lock); - rc = kernel_getsockname(sock, - (struct sockaddr *)&addr); - sock_put(sock->sk); + mutex_lock(&tcp_sw_conn->sock_lock); + sock = tcp_sw_conn->sock; + if (!sock) + rc = -ENOTCONN; + else + rc = kernel_getsockname(sock, (struct sockaddr *)&addr); + mutex_unlock(&tcp_sw_conn->sock_lock); + iscsi_put_conn(conn->cls_conn); if (rc < 0) return rc; diff --git a/drivers/scsi/iscsi_tcp.h b/drivers/scsi/iscsi_tcp.h index 791453195099..68e14a344904 100644 --- a/drivers/scsi/iscsi_tcp.h +++ b/drivers/scsi/iscsi_tcp.h @@ -28,6 +28,11 @@ struct iscsi_sw_tcp_send { struct iscsi_sw_tcp_conn { struct socket *sock; + /* Taken when accessing the sock from the netlink/sysfs interface */ + struct mutex sock_lock; + + struct work_struct recvwork; + bool queue_recv; struct iscsi_sw_tcp_send out; /* old values for socket callbacks */ diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index 78de36250b31..73d235540b98 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -83,7 +83,7 @@ MODULE_PARM_DESC(debug_libiscsi_eh, "%s " dbg_fmt, __func__, ##arg); \ } while (0); -inline void iscsi_conn_queue_work(struct iscsi_conn *conn) +inline void iscsi_conn_queue_xmit(struct iscsi_conn *conn) { struct Scsi_Host *shost = conn->session->host; struct iscsi_host *ihost = shost_priv(shost); @@ -91,7 +91,17 @@ inline void iscsi_conn_queue_work(struct iscsi_conn *conn) if (ihost->workq) queue_work(ihost->workq, &conn->xmitwork); } -EXPORT_SYMBOL_GPL(iscsi_conn_queue_work); +EXPORT_SYMBOL_GPL(iscsi_conn_queue_xmit); + +inline void iscsi_conn_queue_recv(struct iscsi_conn *conn) +{ + struct Scsi_Host *shost = conn->session->host; + struct iscsi_host *ihost = shost_priv(shost); + + if (ihost->workq && !test_bit(ISCSI_CONN_FLAG_SUSPEND_RX, &conn->flags)) + queue_work(ihost->workq, &conn->recvwork); +} +EXPORT_SYMBOL_GPL(iscsi_conn_queue_recv); static void __iscsi_update_cmdsn(struct iscsi_session *session, uint32_t exp_cmdsn, uint32_t max_cmdsn) @@ -765,7 +775,7 @@ __iscsi_conn_send_pdu(struct iscsi_conn *conn, struct iscsi_hdr *hdr, goto free_task; } else { list_add_tail(&task->running, &conn->mgmtqueue); - iscsi_conn_queue_work(conn); + iscsi_conn_queue_xmit(conn); } return task; @@ -1513,7 +1523,7 @@ void iscsi_requeue_task(struct iscsi_task *task) */ iscsi_put_task(task); } - iscsi_conn_queue_work(conn); + iscsi_conn_queue_xmit(conn); spin_unlock_bh(&conn->session->frwd_lock); } EXPORT_SYMBOL_GPL(iscsi_requeue_task); @@ -1782,7 +1792,7 @@ int iscsi_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *sc) } } else { list_add_tail(&task->running, &conn->cmdqueue); - iscsi_conn_queue_work(conn); + iscsi_conn_queue_xmit(conn); } session->queued_cmdsn++; @@ -1943,7 +1953,7 @@ EXPORT_SYMBOL_GPL(iscsi_suspend_queue); /** * iscsi_suspend_tx - suspend iscsi_data_xmit - * @conn: iscsi conn tp stop processing IO on. + * @conn: iscsi conn to stop processing IO on. * * This function sets the suspend bit to prevent iscsi_data_xmit * from sending new IO, and if work is queued on the xmit thread @@ -1956,15 +1966,30 @@ void iscsi_suspend_tx(struct iscsi_conn *conn) set_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags); if (ihost->workq) - flush_workqueue(ihost->workq); + flush_work(&conn->xmitwork); } EXPORT_SYMBOL_GPL(iscsi_suspend_tx); static void iscsi_start_tx(struct iscsi_conn *conn) { clear_bit(ISCSI_CONN_FLAG_SUSPEND_TX, &conn->flags); - iscsi_conn_queue_work(conn); + iscsi_conn_queue_xmit(conn); +} + +/** + * iscsi_suspend_rx - Prevent recvwork from running again. + * @conn: iscsi conn to stop. + */ +void iscsi_suspend_rx(struct iscsi_conn *conn) +{ + struct Scsi_Host *shost = conn->session->host; + struct iscsi_host *ihost = shost_priv(shost); + + set_bit(ISCSI_CONN_FLAG_SUSPEND_RX, &conn->flags); + if (ihost->workq) + flush_work(&conn->recvwork); } +EXPORT_SYMBOL_GPL(iscsi_suspend_rx); /* * We want to make sure a ping is in flight. It has timed out. diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c index c2150a818423..9ae35631135d 100644 --- a/drivers/scsi/libsas/sas_expander.c +++ b/drivers/scsi/libsas/sas_expander.c @@ -85,7 +85,7 @@ static int smp_execute_task_sg(struct domain_device *dev, res = i->dft->lldd_execute_task(task, GFP_KERNEL); if (res) { - del_timer(&task->slow_task->timer); + del_timer_sync(&task->slow_task->timer); pr_notice("executing SMP task failed:%d\n", res); break; } diff --git a/drivers/scsi/qedf/qedf_main.c b/drivers/scsi/qedf/qedf_main.c index 73c7197081ea..fa49a3e52a9b 100644 --- a/drivers/scsi/qedf/qedf_main.c +++ b/drivers/scsi/qedf/qedf_main.c @@ -1921,6 +1921,27 @@ static int qedf_vport_create(struct fc_vport *vport, bool disabled) fc_vport_setlink(vn_port); } + /* Set symbolic node name */ + if (base_qedf->pdev->device == QL45xxx) + snprintf(fc_host_symbolic_name(vn_port->host), 256, + "Marvell FastLinQ 45xxx FCoE v%s", QEDF_VERSION); + + if (base_qedf->pdev->device == QL41xxx) + snprintf(fc_host_symbolic_name(vn_port->host), 256, + "Marvell FastLinQ 41xxx FCoE v%s", QEDF_VERSION); + + /* Set supported speed */ + fc_host_supported_speeds(vn_port->host) = n_port->link_supported_speeds; + + /* Set speed */ + vn_port->link_speed = n_port->link_speed; + + /* Set port type */ + fc_host_port_type(vn_port->host) = FC_PORTTYPE_NPIV; + + /* Set maxframe size */ + fc_host_maxframe_size(vn_port->host) = n_port->mfs; + QEDF_INFO(&(base_qedf->dbg_ctx), QEDF_LOG_NPIV, "vn_port=%p.\n", vn_port); diff --git a/drivers/slimbus/Kconfig b/drivers/slimbus/Kconfig index 1235b7dc8496..2ed821f75816 100644 --- a/drivers/slimbus/Kconfig +++ b/drivers/slimbus/Kconfig @@ -22,7 +22,8 @@ config SLIM_QCOM_CTRL config SLIM_QCOM_NGD_CTRL tristate "Qualcomm SLIMbus Satellite Non-Generic Device Component" - depends on HAS_IOMEM && DMA_ENGINE && NET && QCOM_RPROC_COMMON + depends on HAS_IOMEM && DMA_ENGINE && NET + depends on QCOM_RPROC_COMMON || COMPILE_TEST depends on ARCH_QCOM || COMPILE_TEST select QCOM_QMI_HELPERS select QCOM_PDR_HELPERS diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c index 7040293c2ee8..21519ce05bdb 100644 --- a/drivers/slimbus/qcom-ngd-ctrl.c +++ b/drivers/slimbus/qcom-ngd-ctrl.c @@ -1567,17 +1567,27 @@ static int qcom_slim_ngd_ctrl_probe(struct platform_device *pdev) ctrl->pdr = pdr_handle_alloc(slim_pd_status, ctrl); if (IS_ERR(ctrl->pdr)) { dev_err(dev, "Failed to init PDR handle\n"); - return PTR_ERR(ctrl->pdr); + ret = PTR_ERR(ctrl->pdr); + goto err_pdr_alloc; } pds = pdr_add_lookup(ctrl->pdr, "avs/audio", "msm/adsp/audio_pd"); if (IS_ERR(pds) && PTR_ERR(pds) != -EALREADY) { + ret = PTR_ERR(pds); dev_err(dev, "pdr add lookup failed: %d\n", ret); - return PTR_ERR(pds); + goto err_pdr_lookup; } platform_driver_register(&qcom_slim_ngd_driver); return of_qcom_slim_ngd_register(dev, ctrl); + +err_pdr_alloc: + qcom_unregister_ssr_notifier(ctrl->notifier, &ctrl->nb); + +err_pdr_lookup: + pdr_handle_release(ctrl->pdr); + + return ret; } static int qcom_slim_ngd_ctrl_remove(struct platform_device *pdev) diff --git a/drivers/soc/qcom/smem_state.c b/drivers/soc/qcom/smem_state.c index 31faf4aa868e..e848cc9a3cf8 100644 --- a/drivers/soc/qcom/smem_state.c +++ b/drivers/soc/qcom/smem_state.c @@ -136,6 +136,7 @@ static void qcom_smem_state_release(struct kref *ref) struct qcom_smem_state *state = container_of(ref, struct qcom_smem_state, refcount); list_del(&state->list); + of_node_put(state->of_node); kfree(state); } @@ -205,7 +206,7 @@ struct qcom_smem_state *qcom_smem_state_register(struct device_node *of_node, kref_init(&state->refcount); - state->of_node = of_node; + state->of_node = of_node_get(of_node); state->ops = *ops; state->priv = priv; diff --git a/drivers/soc/qcom/smsm.c b/drivers/soc/qcom/smsm.c index 9df9bba242f3..3e8994d6110e 100644 --- a/drivers/soc/qcom/smsm.c +++ b/drivers/soc/qcom/smsm.c @@ -526,7 +526,7 @@ static int qcom_smsm_probe(struct platform_device *pdev) for (id = 0; id < smsm->num_hosts; id++) { ret = smsm_parse_ipc(smsm, id); if (ret < 0) - return ret; + goto out_put; } /* Acquire the main SMSM state vector */ @@ -534,13 +534,14 @@ static int qcom_smsm_probe(struct platform_device *pdev) smsm->num_entries * sizeof(u32)); if (ret < 0 && ret != -EEXIST) { dev_err(&pdev->dev, "unable to allocate shared state entry\n"); - return ret; + goto out_put; } states = qcom_smem_get(QCOM_SMEM_HOST_ANY, SMEM_SMSM_SHARED_STATE, NULL); if (IS_ERR(states)) { dev_err(&pdev->dev, "Unable to acquire shared state entry\n"); - return PTR_ERR(states); + ret = PTR_ERR(states); + goto out_put; } /* Acquire the list of interrupt mask vectors */ @@ -548,13 +549,14 @@ static int qcom_smsm_probe(struct platform_device *pdev) ret = qcom_smem_alloc(QCOM_SMEM_HOST_ANY, SMEM_SMSM_CPU_INTR_MASK, size); if (ret < 0 && ret != -EEXIST) { dev_err(&pdev->dev, "unable to allocate smsm interrupt mask\n"); - return ret; + goto out_put; } intr_mask = qcom_smem_get(QCOM_SMEM_HOST_ANY, SMEM_SMSM_CPU_INTR_MASK, NULL); if (IS_ERR(intr_mask)) { dev_err(&pdev->dev, "unable to acquire shared memory interrupt mask\n"); - return PTR_ERR(intr_mask); + ret = PTR_ERR(intr_mask); + goto out_put; } /* Setup the reference to the local state bits */ @@ -565,7 +567,8 @@ static int qcom_smsm_probe(struct platform_device *pdev) smsm->state = qcom_smem_state_register(local_node, &smsm_state_ops, smsm); if (IS_ERR(smsm->state)) { dev_err(smsm->dev, "failed to register qcom_smem_state\n"); - return PTR_ERR(smsm->state); + ret = PTR_ERR(smsm->state); + goto out_put; } /* Register handlers for remote processor entries of interest. */ @@ -595,16 +598,19 @@ static int qcom_smsm_probe(struct platform_device *pdev) } platform_set_drvdata(pdev, smsm); + of_node_put(local_node); return 0; unwind_interfaces: + of_node_put(node); for (id = 0; id < smsm->num_entries; id++) if (smsm->entries[id].domain) irq_domain_remove(smsm->entries[id].domain); qcom_smem_state_unregister(smsm->state); - +out_put: + of_node_put(local_node); return ret; } diff --git a/drivers/soc/tegra/Kconfig b/drivers/soc/tegra/Kconfig index 8b53ed1cc67e..1224e1c8c2c9 100644 --- a/drivers/soc/tegra/Kconfig +++ b/drivers/soc/tegra/Kconfig @@ -136,7 +136,6 @@ config SOC_TEGRA_FUSE def_bool y depends on ARCH_TEGRA select SOC_BUS - select TEGRA20_APB_DMA if ARCH_TEGRA_2x_SOC config SOC_TEGRA_FLOWCTRL bool diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c index 4fcc3ba93004..18d2f9b3e201 100644 --- a/drivers/soundwire/cadence_master.c +++ b/drivers/soundwire/cadence_master.c @@ -545,9 +545,12 @@ cdns_fill_msg_resp(struct sdw_cdns *cdns, return SDW_CMD_IGNORED; } - /* fill response */ - for (i = 0; i < count; i++) - msg->buf[i + offset] = FIELD_GET(CDNS_MCP_RESP_RDATA, cdns->response_buf[i]); + if (msg->flags == SDW_MSG_FLAG_READ) { + /* fill response */ + for (i = 0; i < count; i++) + msg->buf[i + offset] = FIELD_GET(CDNS_MCP_RESP_RDATA, + cdns->response_buf[i]); + } return SDW_CMD_OK; } diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c index 38e7f1a2bb97..89ee033f0c35 100644 --- a/drivers/soundwire/intel.c +++ b/drivers/soundwire/intel.c @@ -1407,7 +1407,6 @@ int intel_link_startup(struct auxiliary_device *auxdev) ret = intel_register_dai(sdw); if (ret) { dev_err(dev, "DAI registration failed: %d\n", ret); - snd_soc_unregister_component(dev); goto err_interrupt; } diff --git a/drivers/spi/spi-dw-bt1.c b/drivers/spi/spi-dw-bt1.c index 5be6b7b80c21..7e3ff54f6616 100644 --- a/drivers/spi/spi-dw-bt1.c +++ b/drivers/spi/spi-dw-bt1.c @@ -293,8 +293,10 @@ static int dw_spi_bt1_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); ret = dw_spi_add_host(&pdev->dev, dws); - if (ret) + if (ret) { + pm_runtime_disable(&pdev->dev); goto err_disable_clk; + } platform_set_drvdata(pdev, dwsbt1); diff --git a/drivers/spi/spi-meson-spicc.c b/drivers/spi/spi-meson-spicc.c index e4cb52e1fe26..6974a1c947aa 100644 --- a/drivers/spi/spi-meson-spicc.c +++ b/drivers/spi/spi-meson-spicc.c @@ -537,7 +537,7 @@ static unsigned long meson_spicc_pow2_recalc_rate(struct clk_hw *hw, struct clk_divider *divider = to_clk_divider(hw); struct meson_spicc_device *spicc = pow2_clk_to_spicc(divider); - if (!spicc->master->cur_msg || !spicc->master->busy) + if (!spicc->master->cur_msg) return 0; return clk_divider_ops.recalc_rate(hw, parent_rate); @@ -549,7 +549,7 @@ static int meson_spicc_pow2_determine_rate(struct clk_hw *hw, struct clk_divider *divider = to_clk_divider(hw); struct meson_spicc_device *spicc = pow2_clk_to_spicc(divider); - if (!spicc->master->cur_msg || !spicc->master->busy) + if (!spicc->master->cur_msg) return -EINVAL; return clk_divider_ops.determine_rate(hw, req); @@ -561,7 +561,7 @@ static int meson_spicc_pow2_set_rate(struct clk_hw *hw, unsigned long rate, struct clk_divider *divider = to_clk_divider(hw); struct meson_spicc_device *spicc = pow2_clk_to_spicc(divider); - if (!spicc->master->cur_msg || !spicc->master->busy) + if (!spicc->master->cur_msg) return -EINVAL; return clk_divider_ops.set_rate(hw, rate, parent_rate); diff --git a/drivers/spi/spi-mt7621.c b/drivers/spi/spi-mt7621.c index b4b9b7309b5e..351b0ef52bbc 100644 --- a/drivers/spi/spi-mt7621.c +++ b/drivers/spi/spi-mt7621.c @@ -340,11 +340,9 @@ static int mt7621_spi_probe(struct platform_device *pdev) return PTR_ERR(base); clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(clk)) { - dev_err(&pdev->dev, "unable to get SYS clock, err=%d\n", - status); - return PTR_ERR(clk); - } + if (IS_ERR(clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(clk), + "unable to get SYS clock\n"); status = clk_prepare_enable(clk); if (status) diff --git a/drivers/spi/spi-omap-100k.c b/drivers/spi/spi-omap-100k.c index 20b047172965..061f7394e5b9 100644 --- a/drivers/spi/spi-omap-100k.c +++ b/drivers/spi/spi-omap-100k.c @@ -412,6 +412,7 @@ static int omap1_spi100k_probe(struct platform_device *pdev) return status; err_fck: + pm_runtime_disable(&pdev->dev); clk_disable_unprepare(spi100k->fck); err_ick: clk_disable_unprepare(spi100k->ick); diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c index d39dec6d1c91..f3877eeb3da6 100644 --- a/drivers/spi/spi-qup.c +++ b/drivers/spi/spi-qup.c @@ -1199,8 +1199,10 @@ static int spi_qup_pm_resume_runtime(struct device *device) return ret; ret = clk_prepare_enable(controller->cclk); - if (ret) + if (ret) { + clk_disable_unprepare(controller->iclk); return ret; + } /* Disable clocks auto gaiting */ config = readl_relaxed(controller->base + QUP_CONFIG); @@ -1246,14 +1248,25 @@ static int spi_qup_resume(struct device *device) return ret; ret = clk_prepare_enable(controller->cclk); - if (ret) + if (ret) { + clk_disable_unprepare(controller->iclk); return ret; + } ret = spi_qup_set_state(controller, QUP_STATE_RESET); if (ret) - return ret; + goto disable_clk; - return spi_master_resume(master); + ret = spi_master_resume(master); + if (ret) + goto disable_clk; + + return 0; + +disable_clk: + clk_disable_unprepare(controller->cclk); + clk_disable_unprepare(controller->iclk); + return ret; } #endif /* CONFIG_PM_SLEEP */ diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 8755cd85e83c..90c70d53e85e 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -85,6 +85,7 @@ #define S3C64XX_SPI_ST_TX_FIFORDY (1<<0) #define S3C64XX_SPI_PACKET_CNT_EN (1<<16) +#define S3C64XX_SPI_PACKET_CNT_MASK GENMASK(15, 0) #define S3C64XX_SPI_PND_TX_UNDERRUN_CLR (1<<4) #define S3C64XX_SPI_PND_TX_OVERRUN_CLR (1<<3) @@ -661,6 +662,13 @@ static int s3c64xx_spi_prepare_message(struct spi_master *master, return 0; } +static size_t s3c64xx_spi_max_transfer_size(struct spi_device *spi) +{ + struct spi_controller *ctlr = spi->controller; + + return ctlr->can_dma ? S3C64XX_SPI_PACKET_CNT_MASK : SIZE_MAX; +} + static int s3c64xx_spi_transfer_one(struct spi_master *master, struct spi_device *spi, struct spi_transfer *xfer) @@ -1130,6 +1138,7 @@ static int s3c64xx_spi_probe(struct platform_device *pdev) master->prepare_transfer_hardware = s3c64xx_spi_prepare_transfer; master->prepare_message = s3c64xx_spi_prepare_message; master->transfer_one = s3c64xx_spi_transfer_one; + master->max_transfer_size = s3c64xx_spi_max_transfer_size; master->num_chipselect = sci->num_cs; master->dma_alignment = 8; master->bits_per_word_mask = SPI_BPW_MASK(32) | SPI_BPW_MASK(16) | diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 556d65af5e23..06dd1be54925 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1007,6 +1007,8 @@ void spi_unmap_buf(struct spi_controller *ctlr, struct device *dev, if (sgt->orig_nents) { dma_unmap_sg(dev, sgt->sgl, sgt->orig_nents, dir); sg_free_table(sgt); + sgt->orig_nents = 0; + sgt->nents = 0; } } diff --git a/drivers/spmi/spmi-pmic-arb.c b/drivers/spmi/spmi-pmic-arb.c index bbbd311eda03..e6de2aeece8d 100644 --- a/drivers/spmi/spmi-pmic-arb.c +++ b/drivers/spmi/spmi-pmic-arb.c @@ -887,7 +887,8 @@ static int pmic_arb_read_apid_map_v5(struct spmi_pmic_arb *pmic_arb) * version 5, there is more than one APID mapped to each PPID. * The owner field for each of these mappings specifies the EE which is * allowed to write to the APID. The owner of the last (highest) APID - * for a given PPID will receive interrupts from the PPID. + * which has the IRQ owner bit set for a given PPID will receive + * interrupts from the PPID. */ for (i = 0; ; i++, apidd++) { offset = pmic_arb->ver_ops->apid_map_offset(i); @@ -910,16 +911,16 @@ static int pmic_arb_read_apid_map_v5(struct spmi_pmic_arb *pmic_arb) apid = pmic_arb->ppid_to_apid[ppid] & ~PMIC_ARB_APID_VALID; prev_apidd = &pmic_arb->apid_data[apid]; - if (valid && is_irq_ee && - prev_apidd->write_ee == pmic_arb->ee) { + if (!valid || apidd->write_ee == pmic_arb->ee) { + /* First PPID mapping or one for this EE */ + pmic_arb->ppid_to_apid[ppid] = i | PMIC_ARB_APID_VALID; + } else if (valid && is_irq_ee && + prev_apidd->write_ee == pmic_arb->ee) { /* * Duplicate PPID mapping after the one for this EE; * override the irq owner */ prev_apidd->irq_ee = apidd->irq_ee; - } else if (!valid || is_irq_ee) { - /* First PPID mapping or duplicate for another EE */ - pmic_arb->ppid_to_apid[ppid] = i | PMIC_ARB_APID_VALID; } apidd->ppid = ppid; diff --git a/drivers/staging/greybus/audio_helper.c b/drivers/staging/greybus/audio_helper.c index 843760675876..79bb2bd8e000 100644 --- a/drivers/staging/greybus/audio_helper.c +++ b/drivers/staging/greybus/audio_helper.c @@ -3,7 +3,6 @@ * Greybus Audio Sound SoC helper APIs */ -#include <linux/debugfs.h> #include <sound/core.h> #include <sound/soc.h> #include <sound/soc-dapm.h> @@ -116,10 +115,6 @@ int gbaudio_dapm_free_controls(struct snd_soc_dapm_context *dapm, { int i; struct snd_soc_dapm_widget *w, *next_w; -#ifdef CONFIG_DEBUG_FS - struct dentry *parent = dapm->debugfs_dapm; - struct dentry *debugfs_w = NULL; -#endif mutex_lock(&dapm->card->dapm_mutex); for (i = 0; i < num; i++) { @@ -139,12 +134,6 @@ int gbaudio_dapm_free_controls(struct snd_soc_dapm_context *dapm, continue; } widget++; -#ifdef CONFIG_DEBUG_FS - if (!parent) - debugfs_w = debugfs_lookup(w->name, parent); - debugfs_remove(debugfs_w); - debugfs_w = NULL; -#endif gbaudio_dapm_free_widget(w); } mutex_unlock(&dapm->card->dapm_mutex); diff --git a/drivers/staging/media/meson/vdec/vdec_hevc.c b/drivers/staging/media/meson/vdec/vdec_hevc.c index 9530e580e57a..afced435c907 100644 --- a/drivers/staging/media/meson/vdec/vdec_hevc.c +++ b/drivers/staging/media/meson/vdec/vdec_hevc.c @@ -167,8 +167,12 @@ static int vdec_hevc_start(struct amvdec_session *sess) clk_set_rate(core->vdec_hevc_clk, 666666666); ret = clk_prepare_enable(core->vdec_hevc_clk); - if (ret) + if (ret) { + if (core->platform->revision == VDEC_REVISION_G12A || + core->platform->revision == VDEC_REVISION_SM1) + clk_disable_unprepare(core->vdec_hevcf_clk); return ret; + } if (core->platform->revision == VDEC_REVISION_SM1) regmap_update_bits(core->regmap_ao, AO_RTI_GEN_PWR_SLEEP0, diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.c b/drivers/staging/media/sunxi/cedrus/cedrus.c index c0d005dafc6c..b1755407547b 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus.c @@ -369,6 +369,8 @@ static int cedrus_probe(struct platform_device *pdev) if (!dev) return -ENOMEM; + platform_set_drvdata(pdev, dev); + dev->vfd = cedrus_video_device; dev->dev = &pdev->dev; dev->pdev = pdev; @@ -440,8 +442,6 @@ static int cedrus_probe(struct platform_device *pdev) goto err_m2m_mc; } - platform_set_drvdata(pdev, dev); - return 0; err_m2m_mc: diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_h265.c b/drivers/staging/media/sunxi/cedrus/cedrus_h265.c index 830cae03fc6e..f2d9603a9ffb 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus_h265.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus_h265.c @@ -234,8 +234,9 @@ static void cedrus_h265_skip_bits(struct cedrus_dev *dev, int num) cedrus_write(dev, VE_DEC_H265_TRIGGER, VE_DEC_H265_TRIGGER_FLUSH_BITS | VE_DEC_H265_TRIGGER_TYPE_N_BITS(tmp)); - while (cedrus_read(dev, VE_DEC_H265_STATUS) & VE_DEC_H265_STATUS_VLD_BUSY) - udelay(1); + + if (cedrus_wait_for(dev, VE_DEC_H265_STATUS, VE_DEC_H265_STATUS_VLD_BUSY)) + dev_err_ratelimited(dev->dev, "timed out waiting to skip bits\n"); count += tmp; } diff --git a/drivers/staging/rtl8723bs/core/rtw_cmd.c b/drivers/staging/rtl8723bs/core/rtw_cmd.c index d494c06dab96..93e3a4c9e115 100644 --- a/drivers/staging/rtl8723bs/core/rtw_cmd.c +++ b/drivers/staging/rtl8723bs/core/rtw_cmd.c @@ -161,8 +161,6 @@ static struct cmd_hdl wlancmds[] = { int rtw_init_cmd_priv(struct cmd_priv *pcmdpriv) { - int res = 0; - init_completion(&pcmdpriv->cmd_queue_comp); init_completion(&pcmdpriv->terminate_cmdthread_comp); @@ -174,18 +172,16 @@ int rtw_init_cmd_priv(struct cmd_priv *pcmdpriv) pcmdpriv->cmd_allocated_buf = rtw_zmalloc(MAX_CMDSZ + CMDBUFF_ALIGN_SZ); - if (!pcmdpriv->cmd_allocated_buf) { - res = -ENOMEM; - goto exit; - } + if (!pcmdpriv->cmd_allocated_buf) + return -ENOMEM; pcmdpriv->cmd_buf = pcmdpriv->cmd_allocated_buf + CMDBUFF_ALIGN_SZ - ((SIZE_PTR)(pcmdpriv->cmd_allocated_buf) & (CMDBUFF_ALIGN_SZ-1)); pcmdpriv->rsp_allocated_buf = rtw_zmalloc(MAX_RSPSZ + 4); if (!pcmdpriv->rsp_allocated_buf) { - res = -ENOMEM; - goto exit; + kfree(pcmdpriv->cmd_allocated_buf); + return -ENOMEM; } pcmdpriv->rsp_buf = pcmdpriv->rsp_allocated_buf + 4 - ((SIZE_PTR)(pcmdpriv->rsp_allocated_buf) & 3); @@ -195,8 +191,8 @@ int rtw_init_cmd_priv(struct cmd_priv *pcmdpriv) pcmdpriv->rsp_cnt = 0; mutex_init(&pcmdpriv->sctx_mutex); -exit: - return res; + + return 0; } static void c2h_wk_callback(struct work_struct *work); diff --git a/drivers/staging/rtl8723bs/os_dep/os_intfs.c b/drivers/staging/rtl8723bs/os_dep/os_intfs.c index f78bf174de8e..23f4f706f935 100644 --- a/drivers/staging/rtl8723bs/os_dep/os_intfs.c +++ b/drivers/staging/rtl8723bs/os_dep/os_intfs.c @@ -664,51 +664,36 @@ void rtw_reset_drv_sw(struct adapter *padapter) u8 rtw_init_drv_sw(struct adapter *padapter) { - u8 ret8 = _SUCCESS; - rtw_init_default_value(padapter); rtw_init_hal_com_default_value(padapter); - if (rtw_init_cmd_priv(&padapter->cmdpriv)) { - ret8 = _FAIL; - goto exit; - } + if (rtw_init_cmd_priv(&padapter->cmdpriv)) + return _FAIL; padapter->cmdpriv.padapter = padapter; - if (rtw_init_evt_priv(&padapter->evtpriv)) { - ret8 = _FAIL; - goto exit; - } + if (rtw_init_evt_priv(&padapter->evtpriv)) + goto free_cmd_priv; - - if (rtw_init_mlme_priv(padapter) == _FAIL) { - ret8 = _FAIL; - goto exit; - } + if (rtw_init_mlme_priv(padapter) == _FAIL) + goto free_evt_priv; init_mlme_ext_priv(padapter); - if (_rtw_init_xmit_priv(&padapter->xmitpriv, padapter) == _FAIL) { - ret8 = _FAIL; - goto exit; - } + if (_rtw_init_xmit_priv(&padapter->xmitpriv, padapter) == _FAIL) + goto free_mlme_ext; - if (_rtw_init_recv_priv(&padapter->recvpriv, padapter) == _FAIL) { - ret8 = _FAIL; - goto exit; - } + if (_rtw_init_recv_priv(&padapter->recvpriv, padapter) == _FAIL) + goto free_xmit_priv; /* add for CONFIG_IEEE80211W, none 11w also can use */ spin_lock_init(&padapter->security_key_mutex); /* We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */ /* memset((unsigned char *)&padapter->securitypriv, 0, sizeof (struct security_priv)); */ - if (_rtw_init_sta_priv(&padapter->stapriv) == _FAIL) { - ret8 = _FAIL; - goto exit; - } + if (_rtw_init_sta_priv(&padapter->stapriv) == _FAIL) + goto free_recv_priv; padapter->stapriv.padapter = padapter; padapter->setband = GHZ24_50; @@ -719,9 +704,26 @@ u8 rtw_init_drv_sw(struct adapter *padapter) rtw_hal_dm_init(padapter); -exit: + return _SUCCESS; + +free_recv_priv: + _rtw_free_recv_priv(&padapter->recvpriv); + +free_xmit_priv: + _rtw_free_xmit_priv(&padapter->xmitpriv); + +free_mlme_ext: + free_mlme_ext_priv(&padapter->mlmeextpriv); - return ret8; + rtw_free_mlme_priv(&padapter->mlmepriv); + +free_evt_priv: + rtw_free_evt_priv(&padapter->evtpriv); + +free_cmd_priv: + rtw_free_cmd_priv(&padapter->cmdpriv); + + return _FAIL; } void rtw_cancel_all_timer(struct adapter *padapter) diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c index d40c2ac14928..775537b243aa 100644 --- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -565,7 +565,7 @@ static int device_init_rd0_ring(struct vnt_private *priv) kfree(desc->rd_info); err_free_desc: - while (--i) { + while (i--) { desc = &priv->aRD0Ring[i]; device_free_rx_buf(priv, desc); kfree(desc->rd_info); @@ -611,7 +611,7 @@ static int device_init_rd1_ring(struct vnt_private *priv) kfree(desc->rd_info); err_free_desc: - while (--i) { + while (i--) { desc = &priv->aRD1Ring[i]; device_free_rx_buf(priv, desc); kfree(desc->rd_info); @@ -676,7 +676,7 @@ static int device_init_td0_ring(struct vnt_private *priv) return 0; err_free_desc: - while (--i) { + while (i--) { desc = &priv->apTD0Rings[i]; kfree(desc->td_info); } @@ -716,7 +716,7 @@ static int device_init_td1_ring(struct vnt_private *priv) return 0; err_free_desc: - while (--i) { + while (i--) { desc = &priv->apTD1Rings[i]; kfree(desc->td_info); } diff --git a/drivers/thermal/cpufreq_cooling.c b/drivers/thermal/cpufreq_cooling.c index 43b1ae8a7789..12a60415af95 100644 --- a/drivers/thermal/cpufreq_cooling.c +++ b/drivers/thermal/cpufreq_cooling.c @@ -525,17 +525,17 @@ __cpufreq_cooling_register(struct device_node *np, struct thermal_cooling_device_ops *cooling_ops; char *name; + if (IS_ERR_OR_NULL(policy)) { + pr_err("%s: cpufreq policy isn't valid: %p\n", __func__, policy); + return ERR_PTR(-EINVAL); + } + dev = get_cpu_device(policy->cpu); if (unlikely(!dev)) { pr_warn("No cpu device for cpu %d\n", policy->cpu); return ERR_PTR(-ENODEV); } - if (IS_ERR_OR_NULL(policy)) { - pr_err("%s: cpufreq policy isn't valid: %p\n", __func__, policy); - return ERR_PTR(-EINVAL); - } - i = cpufreq_table_count_valid_entries(policy); if (!i) { pr_debug("%s: CPUFreq table not found or has no valid entries\n", diff --git a/drivers/thermal/intel/intel_powerclamp.c b/drivers/thermal/intel/intel_powerclamp.c index a5b58ea89cc6..5b19e2d46043 100644 --- a/drivers/thermal/intel/intel_powerclamp.c +++ b/drivers/thermal/intel/intel_powerclamp.c @@ -531,9 +531,7 @@ static int start_power_clamp(void) cpus_read_lock(); /* prefer BSP */ - control_cpu = 0; - if (!cpu_online(control_cpu)) - control_cpu = smp_processor_id(); + control_cpu = cpumask_first(cpu_online_mask); clamping = true; schedule_delayed_work(&poll_pkg_cstate_work, 0); diff --git a/drivers/thermal/qcom/tsens-v0_1.c b/drivers/thermal/qcom/tsens-v0_1.c index f136cb350238..327f37202c69 100644 --- a/drivers/thermal/qcom/tsens-v0_1.c +++ b/drivers/thermal/qcom/tsens-v0_1.c @@ -604,7 +604,7 @@ static const struct tsens_ops ops_8939 = { struct tsens_plat_data data_8939 = { .num_sensors = 10, .ops = &ops_8939, - .hw_ids = (unsigned int []){ 0, 1, 2, 4, 5, 6, 7, 8, 9, 10 }, + .hw_ids = (unsigned int []){ 0, 1, 2, 3, 5, 6, 7, 8, 9, 10 }, .feat = &tsens_v0_1_feat, .fields = tsens_v0_1_regfields, diff --git a/drivers/thunderbolt/nhi.c b/drivers/thunderbolt/nhi.c index c73da0532be4..aa6cf7f2f438 100644 --- a/drivers/thunderbolt/nhi.c +++ b/drivers/thunderbolt/nhi.c @@ -25,7 +25,11 @@ #define RING_TYPE(ring) ((ring)->is_tx ? "TX ring" : "RX ring") #define RING_FIRST_USABLE_HOPID 1 - +/* + * Used with QUIRK_E2E to specify an unused HopID the Rx credits are + * transferred. + */ +#define RING_E2E_RESERVED_HOPID RING_FIRST_USABLE_HOPID /* * Minimal number of vectors when we use MSI-X. Two for control channel * Rx/Tx and the rest four are for cross domain DMA paths. @@ -35,7 +39,9 @@ #define NHI_MAILBOX_TIMEOUT 500 /* ms */ +/* Host interface quirks */ #define QUIRK_AUTO_CLEAR_INT BIT(0) +#define QUIRK_E2E BIT(1) static int ring_interrupt_index(struct tb_ring *ring) { @@ -455,8 +461,18 @@ static void ring_release_msix(struct tb_ring *ring) static int nhi_alloc_hop(struct tb_nhi *nhi, struct tb_ring *ring) { + unsigned int start_hop = RING_FIRST_USABLE_HOPID; int ret = 0; + if (nhi->quirks & QUIRK_E2E) { + start_hop = RING_FIRST_USABLE_HOPID + 1; + if (ring->flags & RING_FLAG_E2E && !ring->is_tx) { + dev_dbg(&nhi->pdev->dev, "quirking E2E TX HopID %u -> %u\n", + ring->e2e_tx_hop, RING_E2E_RESERVED_HOPID); + ring->e2e_tx_hop = RING_E2E_RESERVED_HOPID; + } + } + spin_lock_irq(&nhi->lock); if (ring->hop < 0) { @@ -466,7 +482,7 @@ static int nhi_alloc_hop(struct tb_nhi *nhi, struct tb_ring *ring) * Automatically allocate HopID from the non-reserved * range 1 .. hop_count - 1. */ - for (i = RING_FIRST_USABLE_HOPID; i < nhi->hop_count; i++) { + for (i = start_hop; i < nhi->hop_count; i++) { if (ring->is_tx) { if (!nhi->tx_rings[i]) { ring->hop = i; @@ -481,6 +497,11 @@ static int nhi_alloc_hop(struct tb_nhi *nhi, struct tb_ring *ring) } } + if (ring->hop > 0 && ring->hop < start_hop) { + dev_warn(&nhi->pdev->dev, "invalid hop: %d\n", ring->hop); + ret = -EINVAL; + goto err_unlock; + } if (ring->hop < 0 || ring->hop >= nhi->hop_count) { dev_warn(&nhi->pdev->dev, "invalid hop: %d\n", ring->hop); ret = -EINVAL; @@ -1094,12 +1115,26 @@ static void nhi_shutdown(struct tb_nhi *nhi) static void nhi_check_quirks(struct tb_nhi *nhi) { - /* - * Intel hardware supports auto clear of the interrupt status - * reqister right after interrupt is being issued. - */ - if (nhi->pdev->vendor == PCI_VENDOR_ID_INTEL) + if (nhi->pdev->vendor == PCI_VENDOR_ID_INTEL) { + /* + * Intel hardware supports auto clear of the interrupt + * status register right after interrupt is being + * issued. + */ nhi->quirks |= QUIRK_AUTO_CLEAR_INT; + + switch (nhi->pdev->device) { + case PCI_DEVICE_ID_INTEL_FALCON_RIDGE_2C_NHI: + case PCI_DEVICE_ID_INTEL_FALCON_RIDGE_4C_NHI: + /* + * Falcon Ridge controller needs the end-to-end + * flow control workaround to avoid losing Rx + * packets when RING_FLAG_E2E is set. + */ + nhi->quirks |= QUIRK_E2E; + break; + } + } } static int nhi_init_msi(struct tb_nhi *nhi) diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c index 50a5b160ccde..ef647477ab38 100644 --- a/drivers/thunderbolt/switch.c +++ b/drivers/thunderbolt/switch.c @@ -2690,6 +2690,26 @@ static void tb_switch_credits_init(struct tb_switch *sw) tb_sw_info(sw, "failed to determine preferred buffer allocation, using defaults\n"); } +static int tb_switch_port_hotplug_enable(struct tb_switch *sw) +{ + struct tb_port *port; + + if (tb_switch_is_icm(sw)) + return 0; + + tb_switch_for_each_port(sw, port) { + int res; + + if (!port->cap_usb4) + continue; + + res = usb4_port_hotplug_enable(port); + if (res) + return res; + } + return 0; +} + /** * tb_switch_add() - Add a switch to the domain * @sw: Switch to add @@ -2761,6 +2781,10 @@ int tb_switch_add(struct tb_switch *sw) return ret; } + ret = tb_switch_port_hotplug_enable(sw); + if (ret) + return ret; + ret = device_add(&sw->dev); if (ret) { dev_err(&sw->dev, "failed to add device: %d\n", ret); diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h index 725104c83e3d..b535d296d37e 100644 --- a/drivers/thunderbolt/tb.h +++ b/drivers/thunderbolt/tb.h @@ -1067,6 +1067,7 @@ int usb4_switch_add_ports(struct tb_switch *sw); void usb4_switch_remove_ports(struct tb_switch *sw); int usb4_port_unlock(struct tb_port *port); +int usb4_port_hotplug_enable(struct tb_port *port); int usb4_port_configure(struct tb_port *port); void usb4_port_unconfigure(struct tb_port *port); int usb4_port_configure_xdomain(struct tb_port *port); diff --git a/drivers/thunderbolt/tb_regs.h b/drivers/thunderbolt/tb_regs.h index 484f25be2849..67f21e6c1813 100644 --- a/drivers/thunderbolt/tb_regs.h +++ b/drivers/thunderbolt/tb_regs.h @@ -301,6 +301,7 @@ struct tb_regs_port_header { #define ADP_CS_5 0x05 #define ADP_CS_5_LCA_MASK GENMASK(28, 22) #define ADP_CS_5_LCA_SHIFT 22 +#define ADP_CS_5_DHP BIT(31) /* TMU adapter registers */ #define TMU_ADP_CS_3 0x03 diff --git a/drivers/thunderbolt/usb4.c b/drivers/thunderbolt/usb4.c index ceddbe7e9f93..90986567f1f9 100644 --- a/drivers/thunderbolt/usb4.c +++ b/drivers/thunderbolt/usb4.c @@ -1068,6 +1068,26 @@ int usb4_port_unlock(struct tb_port *port) return tb_port_write(port, &val, TB_CFG_PORT, ADP_CS_4, 1); } +/** + * usb4_port_hotplug_enable() - Enables hotplug for a port + * @port: USB4 port to operate on + * + * Enables hot plug events on a given port. This is only intended + * to be used on lane, DP-IN, and DP-OUT adapters. + */ +int usb4_port_hotplug_enable(struct tb_port *port) +{ + int ret; + u32 val; + + ret = tb_port_read(port, &val, TB_CFG_PORT, ADP_CS_5, 1); + if (ret) + return ret; + + val &= ~ADP_CS_5_DHP; + return tb_port_write(port, &val, TB_CFG_PORT, ADP_CS_5, 1); +} + static int usb4_port_set_configured(struct tb_port *port, bool configured) { int ret; diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c index 30b7890645ac..c3348d5af922 100644 --- a/drivers/tty/serial/8250/8250_core.c +++ b/drivers/tty/serial/8250/8250_core.c @@ -300,10 +300,9 @@ static void serial8250_backup_timeout(struct timer_list *t) jiffies + uart_poll_timeout(&up->port) + HZ / 5); } -static int univ8250_setup_irq(struct uart_8250_port *up) +static void univ8250_setup_timer(struct uart_8250_port *up) { struct uart_port *port = &up->port; - int retval = 0; /* * The above check will only give an accurate result the first time @@ -324,10 +323,16 @@ static int univ8250_setup_irq(struct uart_8250_port *up) */ if (!port->irq) mod_timer(&up->timer, jiffies + uart_poll_timeout(port)); - else - retval = serial_link_irq_chain(up); +} - return retval; +static int univ8250_setup_irq(struct uart_8250_port *up) +{ + struct uart_port *port = &up->port; + + if (port->irq) + return serial_link_irq_chain(up); + + return 0; } static void univ8250_release_irq(struct uart_8250_port *up) @@ -383,6 +388,7 @@ static struct uart_ops univ8250_port_ops; static const struct uart_8250_ops univ8250_driver_ops = { .setup_irq = univ8250_setup_irq, .release_irq = univ8250_release_irq, + .setup_timer = univ8250_setup_timer, }; static struct uart_8250_port serial8250_ports[UART_NR]; diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index a16743856fc7..1d37ff0ec85a 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -1232,6 +1232,10 @@ static void pci_oxsemi_tornado_set_mctrl(struct uart_port *port, serial8250_do_set_mctrl(port, mctrl); } +/* + * We require EFR features for clock programming, so set UPF_FULL_PROBE + * for full probing regardless of CONFIG_SERIAL_8250_16550A_VARIANTS setting. + */ static int pci_oxsemi_tornado_setup(struct serial_private *priv, const struct pciserial_board *board, struct uart_8250_port *up, int idx) @@ -1239,6 +1243,7 @@ static int pci_oxsemi_tornado_setup(struct serial_private *priv, struct pci_dev *dev = priv->dev; if (pci_oxsemi_tornado_p(dev)) { + up->port.flags |= UPF_FULL_PROBE; up->port.get_divisor = pci_oxsemi_tornado_get_divisor; up->port.set_divisor = pci_oxsemi_tornado_set_divisor; up->port.set_mctrl = pci_oxsemi_tornado_set_mctrl; diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c index a5496bd1b650..ec7846223f3a 100644 --- a/drivers/tty/serial/8250/8250_port.c +++ b/drivers/tty/serial/8250/8250_port.c @@ -1029,7 +1029,8 @@ static void autoconfig_16550a(struct uart_8250_port *up) up->port.type = PORT_16550A; up->capabilities |= UART_CAP_FIFO; - if (!IS_ENABLED(CONFIG_SERIAL_8250_16550A_VARIANTS)) + if (!IS_ENABLED(CONFIG_SERIAL_8250_16550A_VARIANTS) && + !(up->port.flags & UPF_FULL_PROBE)) return; /* @@ -2279,6 +2280,10 @@ int serial8250_do_startup(struct uart_port *port) if (port->irq && (up->port.flags & UPF_SHARE_IRQ)) up->port.irqflags |= IRQF_SHARED; + retval = up->ops->setup_irq(up); + if (retval) + goto out; + if (port->irq && !(up->port.flags & UPF_NO_THRE_TEST)) { unsigned char iir1; @@ -2321,9 +2326,7 @@ int serial8250_do_startup(struct uart_port *port) } } - retval = up->ops->setup_irq(up); - if (retval) - goto out; + up->ops->setup_timer(up); /* * Now, initialize the UART @@ -3315,8 +3318,13 @@ static void serial8250_console_restore(struct uart_8250_port *up) unsigned int baud, quot, frac = 0; termios.c_cflag = port->cons->cflag; - if (port->state->port.tty && termios.c_cflag == 0) + termios.c_ispeed = port->cons->ispeed; + termios.c_ospeed = port->cons->ospeed; + if (port->state->port.tty && termios.c_cflag == 0) { termios.c_cflag = port->state->port.tty->termios.c_cflag; + termios.c_ispeed = port->state->port.tty->termios.c_ispeed; + termios.c_ospeed = port->state->port.tty->termios.c_ospeed; + } baud = serial8250_get_baud_rate(port, &termios, NULL); quot = serial8250_get_divisor(port, baud, &frac); diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index b6548b910d94..185dd417fc49 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -1787,6 +1787,7 @@ static void lpuart_dma_shutdown(struct lpuart_port *sport) if (sport->lpuart_dma_rx_use) { del_timer_sync(&sport->lpuart_timer); lpuart_dma_rx_free(&sport->port); + sport->lpuart_dma_rx_use = false; } if (sport->lpuart_dma_tx_use) { @@ -1795,6 +1796,7 @@ static void lpuart_dma_shutdown(struct lpuart_port *sport) sport->dma_tx_in_progress = false; dmaengine_terminate_all(sport->dma_tx_chan); } + sport->lpuart_dma_tx_use = false; } if (sport->dma_tx_chan) diff --git a/drivers/tty/serial/jsm/jsm_driver.c b/drivers/tty/serial/jsm/jsm_driver.c index 0ea799bf8dbb..417a5b6bffc3 100644 --- a/drivers/tty/serial/jsm/jsm_driver.c +++ b/drivers/tty/serial/jsm/jsm_driver.c @@ -211,7 +211,8 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent) break; default: - return -ENXIO; + rc = -ENXIO; + goto out_kfree_brd; } rc = request_irq(brd->irq, brd->bd_ops->intr, IRQF_SHARED, "JSM", brd); diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c index d5e243908d9f..815e3e26ee20 100644 --- a/drivers/tty/serial/xilinx_uartps.c +++ b/drivers/tty/serial/xilinx_uartps.c @@ -375,6 +375,8 @@ static irqreturn_t cdns_uart_isr(int irq, void *dev_id) isrstatus &= ~CDNS_UART_IXR_TXEMPTY; } + isrstatus &= port->read_status_mask; + isrstatus &= ~port->ignore_status_mask; /* * Skip RX processing if RX is disabled as RXEMPTY will never be set * as read bytes will not be removed from the FIFO. diff --git a/drivers/usb/common/debug.c b/drivers/usb/common/debug.c index a76a086b9c54..f0c0e8db7038 100644 --- a/drivers/usb/common/debug.c +++ b/drivers/usb/common/debug.c @@ -207,30 +207,28 @@ static void usb_decode_set_isoch_delay(__u8 wValue, char *str, size_t size) snprintf(str, size, "Set Isochronous Delay(Delay = %d ns)", wValue); } -/** - * usb_decode_ctrl - Returns human readable representation of control request. - * @str: buffer to return a human-readable representation of control request. - * This buffer should have about 200 bytes. - * @size: size of str buffer. - * @bRequestType: matches the USB bmRequestType field - * @bRequest: matches the USB bRequest field - * @wValue: matches the USB wValue field (CPU byte order) - * @wIndex: matches the USB wIndex field (CPU byte order) - * @wLength: matches the USB wLength field (CPU byte order) - * - * Function returns decoded, formatted and human-readable description of - * control request packet. - * - * The usage scenario for this is for tracepoints, so function as a return - * use the same value as in parameters. This approach allows to use this - * function in TP_printk - * - * Important: wValue, wIndex, wLength parameters before invoking this function - * should be processed by le16_to_cpu macro. - */ -const char *usb_decode_ctrl(char *str, size_t size, __u8 bRequestType, - __u8 bRequest, __u16 wValue, __u16 wIndex, - __u16 wLength) +static void usb_decode_ctrl_generic(char *str, size_t size, __u8 bRequestType, + __u8 bRequest, __u16 wValue, __u16 wIndex, + __u16 wLength) +{ + u8 recip = bRequestType & USB_RECIP_MASK; + u8 type = bRequestType & USB_TYPE_MASK; + + snprintf(str, size, + "Type=%s Recipient=%s Dir=%s bRequest=%u wValue=%u wIndex=%u wLength=%u", + (type == USB_TYPE_STANDARD) ? "Standard" : + (type == USB_TYPE_VENDOR) ? "Vendor" : + (type == USB_TYPE_CLASS) ? "Class" : "Unknown", + (recip == USB_RECIP_DEVICE) ? "Device" : + (recip == USB_RECIP_INTERFACE) ? "Interface" : + (recip == USB_RECIP_ENDPOINT) ? "Endpoint" : "Unknown", + (bRequestType & USB_DIR_IN) ? "IN" : "OUT", + bRequest, wValue, wIndex, wLength); +} + +static void usb_decode_ctrl_standard(char *str, size_t size, __u8 bRequestType, + __u8 bRequest, __u16 wValue, __u16 wIndex, + __u16 wLength) { switch (bRequest) { case USB_REQ_GET_STATUS: @@ -271,14 +269,48 @@ const char *usb_decode_ctrl(char *str, size_t size, __u8 bRequestType, usb_decode_set_isoch_delay(wValue, str, size); break; default: - snprintf(str, size, "%02x %02x %02x %02x %02x %02x %02x %02x", - bRequestType, bRequest, - (u8)(cpu_to_le16(wValue) & 0xff), - (u8)(cpu_to_le16(wValue) >> 8), - (u8)(cpu_to_le16(wIndex) & 0xff), - (u8)(cpu_to_le16(wIndex) >> 8), - (u8)(cpu_to_le16(wLength) & 0xff), - (u8)(cpu_to_le16(wLength) >> 8)); + usb_decode_ctrl_generic(str, size, bRequestType, bRequest, + wValue, wIndex, wLength); + break; + } +} + +/** + * usb_decode_ctrl - Returns human readable representation of control request. + * @str: buffer to return a human-readable representation of control request. + * This buffer should have about 200 bytes. + * @size: size of str buffer. + * @bRequestType: matches the USB bmRequestType field + * @bRequest: matches the USB bRequest field + * @wValue: matches the USB wValue field (CPU byte order) + * @wIndex: matches the USB wIndex field (CPU byte order) + * @wLength: matches the USB wLength field (CPU byte order) + * + * Function returns decoded, formatted and human-readable description of + * control request packet. + * + * The usage scenario for this is for tracepoints, so function as a return + * use the same value as in parameters. This approach allows to use this + * function in TP_printk + * + * Important: wValue, wIndex, wLength parameters before invoking this function + * should be processed by le16_to_cpu macro. + */ +const char *usb_decode_ctrl(char *str, size_t size, __u8 bRequestType, + __u8 bRequest, __u16 wValue, __u16 wIndex, + __u16 wLength) +{ + switch (bRequestType & USB_TYPE_MASK) { + case USB_TYPE_STANDARD: + usb_decode_ctrl_standard(str, size, bRequestType, bRequest, + wValue, wIndex, wLength); + break; + case USB_TYPE_VENDOR: + case USB_TYPE_CLASS: + default: + usb_decode_ctrl_generic(str, size, bRequestType, bRequest, + wValue, wIndex, wLength); + break; } return str; diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index f99a65a64588..999b7c9697fc 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -437,6 +437,10 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x1532, 0x0116), .driver_info = USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL }, + /* Lenovo ThinkPad OneLink+ Dock twin hub controllers (VIA Labs VL812) */ + { USB_DEVICE(0x17ef, 0x1018), .driver_info = USB_QUIRK_RESET_RESUME }, + { USB_DEVICE(0x17ef, 0x1019), .driver_info = USB_QUIRK_RESET_RESUME }, + /* Lenovo USB-C to Ethernet Adapter RTL8153-04 */ { USB_DEVICE(0x17ef, 0x720c), .driver_info = USB_QUIRK_NO_LPM }, diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index c32ca691bcc7..a2f3e56aba05 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -1041,6 +1041,21 @@ static int dwc3_core_init(struct dwc3 *dwc) dwc3_writel(dwc->regs, DWC3_GUCTL2, reg); } + /* + * When configured in HOST mode, after issuing U3/L2 exit controller + * fails to send proper CRC checksum in CRC5 feild. Because of this + * behaviour Transaction Error is generated, resulting in reset and + * re-enumeration of usb device attached. All the termsel, xcvrsel, + * opmode becomes 0 during end of resume. Enabling bit 10 of GUCTL1 + * will correct this problem. This option is to support certain + * legacy ULPI PHYs. + */ + if (dwc->resume_hs_terminations) { + reg = dwc3_readl(dwc->regs, DWC3_GUCTL1); + reg |= DWC3_GUCTL1_RESUME_OPMODE_HS_HOST; + dwc3_writel(dwc->regs, DWC3_GUCTL1, reg); + } + if (!DWC3_VER_IS_PRIOR(DWC3, 250A)) { reg = dwc3_readl(dwc->regs, DWC3_GUCTL1); @@ -1383,6 +1398,8 @@ static void dwc3_get_properties(struct dwc3 *dwc) "snps,dis-del-phy-power-chg-quirk"); dwc->dis_tx_ipgap_linecheck_quirk = device_property_read_bool(dev, "snps,dis-tx-ipgap-linecheck-quirk"); + dwc->resume_hs_terminations = device_property_read_bool(dev, + "snps,resume-hs-terminations"); dwc->parkmode_disable_ss_quirk = device_property_read_bool(dev, "snps,parkmode-disable-ss-quirk"); diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index 077d03a33388..e82e4cbe4ec7 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -260,6 +260,7 @@ #define DWC3_GUCTL1_TX_IPGAP_LINECHECK_DIS BIT(28) #define DWC3_GUCTL1_DEV_L1_EXIT_BY_HW BIT(24) #define DWC3_GUCTL1_PARKMODE_DISABLE_SS BIT(17) +#define DWC3_GUCTL1_RESUME_OPMODE_HS_HOST BIT(10) /* Global Status Register */ #define DWC3_GSTS_OTG_IP BIT(10) @@ -1072,6 +1073,8 @@ struct dwc3_scratchpad_array { * change quirk. * @dis_tx_ipgap_linecheck_quirk: set if we disable u2mac linestate * check during HS transmit. + * @resume-hs-terminations: Set if we enable quirk for fixing improper crc + * generation after resume from suspend. * @parkmode_disable_ss_quirk: set if we need to disable all SuperSpeed * instances in park mode. * @tx_de_emphasis_quirk: set if we enable Tx de-emphasis quirk @@ -1284,6 +1287,7 @@ struct dwc3 { unsigned dis_u2_freeclk_exists_quirk:1; unsigned dis_del_phy_power_chg_quirk:1; unsigned dis_tx_ipgap_linecheck_quirk:1; + unsigned resume_hs_terminations:1; unsigned parkmode_disable_ss_quirk:1; unsigned tx_de_emphasis_quirk:1; diff --git a/drivers/usb/gadget/function/f_printer.c b/drivers/usb/gadget/function/f_printer.c index abec5c58f525..a881c69b1f2b 100644 --- a/drivers/usb/gadget/function/f_printer.c +++ b/drivers/usb/gadget/function/f_printer.c @@ -89,7 +89,7 @@ struct printer_dev { u8 printer_cdev_open; wait_queue_head_t wait; unsigned q_len; - char *pnp_string; /* We don't own memory! */ + char **pnp_string; /* We don't own memory! */ struct usb_function function; }; @@ -1000,16 +1000,16 @@ static int printer_func_setup(struct usb_function *f, if ((wIndex>>8) != dev->interface) break; - if (!dev->pnp_string) { + if (!*dev->pnp_string) { value = 0; break; } - value = strlen(dev->pnp_string); + value = strlen(*dev->pnp_string); buf[0] = (value >> 8) & 0xFF; buf[1] = value & 0xFF; - memcpy(buf + 2, dev->pnp_string, value); + memcpy(buf + 2, *dev->pnp_string, value); DBG(dev, "1284 PNP String: %x %s\n", value, - dev->pnp_string); + *dev->pnp_string); break; case GET_PORT_STATUS: /* Get Port Status */ @@ -1475,7 +1475,7 @@ static struct usb_function *gprinter_alloc(struct usb_function_instance *fi) kref_init(&dev->kref); ++opts->refcnt; dev->minor = opts->minor; - dev->pnp_string = opts->pnp_string; + dev->pnp_string = &opts->pnp_string; dev->q_len = opts->q_len; mutex_unlock(&opts->lock); diff --git a/drivers/usb/host/xhci-dbgcap.c b/drivers/usb/host/xhci-dbgcap.c index 46c8f3c187f7..f297f1f8edc7 100644 --- a/drivers/usb/host/xhci-dbgcap.c +++ b/drivers/usb/host/xhci-dbgcap.c @@ -988,7 +988,7 @@ xhci_alloc_dbc(struct device *dev, void __iomem *base, const struct dbc_driver * dbc->driver = driver; if (readl(&dbc->regs->control) & DBC_CTRL_DBC_ENABLE) - return NULL; + goto err; INIT_DELAYED_WORK(&dbc->event_work, xhci_dbc_handle_events); spin_lock_init(&dbc->lock); diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index b398d3fdabf6..02cd4d7c3e7e 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -642,7 +642,7 @@ struct xhci_stream_info *xhci_alloc_stream_info(struct xhci_hcd *xhci, num_stream_ctxs, &stream_info->ctx_array_dma, mem_flags); if (!stream_info->stream_ctx_array) - goto cleanup_ctx; + goto cleanup_ring_array; memset(stream_info->stream_ctx_array, 0, sizeof(struct xhci_stream_ctx)*num_stream_ctxs); @@ -703,6 +703,11 @@ struct xhci_stream_info *xhci_alloc_stream_info(struct xhci_hcd *xhci, } xhci_free_command(xhci, stream_info->free_streams_command); cleanup_ctx: + xhci_free_stream_ctx(xhci, + stream_info->num_stream_ctxs, + stream_info->stream_ctx_array, + stream_info->ctx_array_dma); +cleanup_ring_array: kfree(stream_info->stream_rings); cleanup_info: kfree(stream_info); diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index dc570ce4e831..972a44b2a7f1 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -134,7 +134,7 @@ static const struct xhci_plat_priv xhci_plat_renesas_rcar_gen3 = { }; static const struct xhci_plat_priv xhci_plat_brcm = { - .quirks = XHCI_RESET_ON_RESUME, + .quirks = XHCI_RESET_ON_RESUME | XHCI_SUSPEND_RESUME_CLKS, }; static const struct of_device_id usb_xhci_of_match[] = { @@ -447,7 +447,16 @@ static int __maybe_unused xhci_plat_suspend(struct device *dev) * xhci_suspend() needs `do_wakeup` to know whether host is allowed * to do wakeup during suspend. */ - return xhci_suspend(xhci, device_may_wakeup(dev)); + ret = xhci_suspend(xhci, device_may_wakeup(dev)); + if (ret) + return ret; + + if (!device_may_wakeup(dev) && (xhci->quirks & XHCI_SUSPEND_RESUME_CLKS)) { + clk_disable_unprepare(xhci->clk); + clk_disable_unprepare(xhci->reg_clk); + } + + return 0; } static int __maybe_unused xhci_plat_resume(struct device *dev) @@ -456,6 +465,11 @@ static int __maybe_unused xhci_plat_resume(struct device *dev) struct xhci_hcd *xhci = hcd_to_xhci(hcd); int ret; + if (!device_may_wakeup(dev) && (xhci->quirks & XHCI_SUSPEND_RESUME_CLKS)) { + clk_prepare_enable(xhci->clk); + clk_prepare_enable(xhci->reg_clk); + } + ret = xhci_priv_resume_quirk(hcd); if (ret) return ret; diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 3cac7e40456e..8c7710698428 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -1165,7 +1165,8 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) /* re-initialize the HC on Restore Error, or Host Controller Error */ if (temp & (STS_SRE | STS_HCE)) { reinit_xhc = true; - xhci_warn(xhci, "xHC error in resume, USBSTS 0x%x, Reinit\n", temp); + if (!xhci->broken_suspend) + xhci_warn(xhci, "xHC error in resume, USBSTS 0x%x, Reinit\n", temp); } if (reinit_xhc) { diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 10a4230d95c3..3b39501f26ea 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1903,6 +1903,7 @@ struct xhci_hcd { #define XHCI_NO_SOFT_RETRY BIT_ULL(40) #define XHCI_BROKEN_D3COLD BIT_ULL(41) #define XHCI_EP_CTX_BROKEN_DCS BIT_ULL(42) +#define XHCI_SUSPEND_RESUME_CLKS BIT_ULL(43) unsigned int num_active_eps; unsigned int limit_active_eps; diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c index e9437a176518..ea39243efee3 100644 --- a/drivers/usb/misc/idmouse.c +++ b/drivers/usb/misc/idmouse.c @@ -177,10 +177,6 @@ static int idmouse_create_image(struct usb_idmouse *dev) bytes_read += bulk_read; } - /* reset the device */ -reset: - ftip_command(dev, FTIP_RELEASE, 0, 0); - /* check for valid image */ /* right border should be black (0x00) */ for (bytes_read = sizeof(HEADER)-1 + WIDTH-1; bytes_read < IMGSIZE; bytes_read += WIDTH) @@ -192,6 +188,10 @@ static int idmouse_create_image(struct usb_idmouse *dev) if (dev->bulk_in_buffer[bytes_read] != 0xFF) return -EAGAIN; + /* reset the device */ +reset: + ftip_command(dev, FTIP_RELEASE, 0, 0); + /* should be IMGSIZE == 65040 */ dev_dbg(&dev->interface->dev, "read %d bytes fingerprint data\n", bytes_read); diff --git a/drivers/usb/mtu3/mtu3_core.c b/drivers/usb/mtu3/mtu3_core.c index c4a2c37abf62..3ea5145a842b 100644 --- a/drivers/usb/mtu3/mtu3_core.c +++ b/drivers/usb/mtu3/mtu3_core.c @@ -971,8 +971,6 @@ int ssusb_gadget_init(struct ssusb_mtk *ssusb) goto irq_err; } - device_init_wakeup(dev, true); - /* power down device IP for power saving by default */ mtu3_stop(mtu); diff --git a/drivers/usb/mtu3/mtu3_plat.c b/drivers/usb/mtu3/mtu3_plat.c index f13531022f4a..4c4dcbf17518 100644 --- a/drivers/usb/mtu3/mtu3_plat.c +++ b/drivers/usb/mtu3/mtu3_plat.c @@ -332,6 +332,8 @@ static int mtu3_probe(struct platform_device *pdev) pm_runtime_enable(dev); pm_runtime_get_sync(dev); + device_init_wakeup(dev, true); + ret = ssusb_rscs_init(ssusb); if (ret) goto comm_init_err; diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index 51274b87f46c..dc67fff8e941 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -760,6 +760,9 @@ static void rxstate(struct musb *musb, struct musb_request *req) musb_writew(epio, MUSB_RXCSR, csr); buffer_aint_mapped: + fifo_count = min_t(unsigned int, + request->length - request->actual, + (unsigned int)fifo_count); musb_read_fifo(musb_ep->hw_ep, fifo_count, (u8 *) (request->buf + request->actual)); request->actual += fifo_count; diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index 4993227ab293..20dcbccb290b 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -1275,12 +1275,6 @@ UNUSUAL_DEV( 0x090a, 0x1200, 0x0000, 0x9999, USB_SC_RBC, USB_PR_BULK, NULL, 0 ), -UNUSUAL_DEV(0x090c, 0x1000, 0x1100, 0x1100, - "Samsung", - "Flash Drive FIT", - USB_SC_DEVICE, USB_PR_DEVICE, NULL, - US_FL_MAX_SECTORS_64), - /* aeb */ UNUSUAL_DEV( 0x090c, 0x1132, 0x0000, 0xffff, "Feiya", diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c index dcb1585819a1..97bfe499222b 100644 --- a/drivers/vhost/vsock.c +++ b/drivers/vhost/vsock.c @@ -393,7 +393,7 @@ vhost_vsock_alloc_pkt(struct vhost_virtqueue *vq, return NULL; } - pkt->buf = kmalloc(pkt->len, GFP_KERNEL); + pkt->buf = kvmalloc(pkt->len, GFP_KERNEL); if (!pkt->buf) { kfree(pkt); return NULL; diff --git a/drivers/video/fbdev/smscufx.c b/drivers/video/fbdev/smscufx.c index 28768c272b73..7673db5da26b 100644 --- a/drivers/video/fbdev/smscufx.c +++ b/drivers/video/fbdev/smscufx.c @@ -137,6 +137,8 @@ static int ufx_submit_urb(struct ufx_data *dev, struct urb * urb, size_t len); static int ufx_alloc_urb_list(struct ufx_data *dev, int count, size_t size); static void ufx_free_urb_list(struct ufx_data *dev); +static DEFINE_MUTEX(disconnect_mutex); + /* reads a control register */ static int ufx_reg_read(struct ufx_data *dev, u32 index, u32 *data) { @@ -1070,9 +1072,13 @@ static int ufx_ops_open(struct fb_info *info, int user) if (user == 0 && !console) return -EBUSY; + mutex_lock(&disconnect_mutex); + /* If the USB device is gone, we don't accept new opens */ - if (dev->virtualized) + if (dev->virtualized) { + mutex_unlock(&disconnect_mutex); return -ENODEV; + } dev->fb_count++; @@ -1096,6 +1102,8 @@ static int ufx_ops_open(struct fb_info *info, int user) pr_debug("open /dev/fb%d user=%d fb_info=%p count=%d", info->node, user, info, dev->fb_count); + mutex_unlock(&disconnect_mutex); + return 0; } @@ -1740,6 +1748,8 @@ static void ufx_usb_disconnect(struct usb_interface *interface) { struct ufx_data *dev; + mutex_lock(&disconnect_mutex); + dev = usb_get_intfdata(interface); pr_debug("USB disconnect starting\n"); @@ -1760,6 +1770,8 @@ static void ufx_usb_disconnect(struct usb_interface *interface) kref_put(&dev->kref, ufx_free); /* consider ufx_data freed */ + + mutex_unlock(&disconnect_mutex); } static struct usb_driver ufx_driver = { diff --git a/drivers/video/fbdev/stifb.c b/drivers/video/fbdev/stifb.c index 002f265d8db5..b0470f4f595e 100644 --- a/drivers/video/fbdev/stifb.c +++ b/drivers/video/fbdev/stifb.c @@ -1257,7 +1257,7 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref) /* limit fbsize to max visible screen size */ if (fix->smem_len > yres*fix->line_length) - fix->smem_len = yres*fix->line_length; + fix->smem_len = ALIGN(yres*fix->line_length, 4*1024*1024); fix->accel = FB_ACCEL_NONE; diff --git a/drivers/xen/gntdev-common.h b/drivers/xen/gntdev-common.h index 40ef379c28ab..9c286b2a1900 100644 --- a/drivers/xen/gntdev-common.h +++ b/drivers/xen/gntdev-common.h @@ -44,9 +44,10 @@ struct gntdev_unmap_notify { }; struct gntdev_grant_map { + atomic_t in_use; struct mmu_interval_notifier notifier; + bool notifier_init; struct list_head next; - struct vm_area_struct *vma; int index; int count; int flags; diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c index 84b143eef395..4d9a3050de6a 100644 --- a/drivers/xen/gntdev.c +++ b/drivers/xen/gntdev.c @@ -286,6 +286,9 @@ void gntdev_put_map(struct gntdev_priv *priv, struct gntdev_grant_map *map) */ } + if (use_ptemod && map->notifier_init) + mmu_interval_notifier_remove(&map->notifier); + if (map->notify.flags & UNMAP_NOTIFY_SEND_EVENT) { notify_remote_via_evtchn(map->notify.event); evtchn_put(map->notify.event); @@ -298,7 +301,7 @@ void gntdev_put_map(struct gntdev_priv *priv, struct gntdev_grant_map *map) static int find_grant_ptes(pte_t *pte, unsigned long addr, void *data) { struct gntdev_grant_map *map = data; - unsigned int pgnr = (addr - map->vma->vm_start) >> PAGE_SHIFT; + unsigned int pgnr = (addr - map->pages_vm_start) >> PAGE_SHIFT; int flags = map->flags | GNTMAP_application_map | GNTMAP_contains_pte | (1 << _GNTMAP_guest_avail0); u64 pte_maddr; @@ -367,8 +370,7 @@ int gntdev_map_grant_pages(struct gntdev_grant_map *map) for (i = 0; i < map->count; i++) { if (map->map_ops[i].status == GNTST_okay) { map->unmap_ops[i].handle = map->map_ops[i].handle; - if (!use_ptemod) - alloced++; + alloced++; } else if (!err) err = -EINVAL; @@ -377,8 +379,7 @@ int gntdev_map_grant_pages(struct gntdev_grant_map *map) if (use_ptemod) { if (map->kmap_ops[i].status == GNTST_okay) { - if (map->map_ops[i].status == GNTST_okay) - alloced++; + alloced++; map->kunmap_ops[i].handle = map->kmap_ops[i].handle; } else if (!err) err = -EINVAL; @@ -394,8 +395,14 @@ static void __unmap_grant_pages_done(int result, unsigned int i; struct gntdev_grant_map *map = data->data; unsigned int offset = data->unmap_ops - map->unmap_ops; + int successful_unmaps = 0; + int live_grants; for (i = 0; i < data->count; i++) { + if (map->unmap_ops[offset + i].status == GNTST_okay && + map->unmap_ops[offset + i].handle != INVALID_GRANT_HANDLE) + successful_unmaps++; + WARN_ON(map->unmap_ops[offset + i].status != GNTST_okay && map->unmap_ops[offset + i].handle != INVALID_GRANT_HANDLE); pr_debug("unmap handle=%d st=%d\n", @@ -403,6 +410,10 @@ static void __unmap_grant_pages_done(int result, map->unmap_ops[offset+i].status); map->unmap_ops[offset+i].handle = INVALID_GRANT_HANDLE; if (use_ptemod) { + if (map->kunmap_ops[offset + i].status == GNTST_okay && + map->kunmap_ops[offset + i].handle != INVALID_GRANT_HANDLE) + successful_unmaps++; + WARN_ON(map->kunmap_ops[offset + i].status != GNTST_okay && map->kunmap_ops[offset + i].handle != INVALID_GRANT_HANDLE); pr_debug("kunmap handle=%u st=%d\n", @@ -411,11 +422,15 @@ static void __unmap_grant_pages_done(int result, map->kunmap_ops[offset+i].handle = INVALID_GRANT_HANDLE; } } + /* * Decrease the live-grant counter. This must happen after the loop to * prevent premature reuse of the grants by gnttab_mmap(). */ - atomic_sub(data->count, &map->live_grants); + live_grants = atomic_sub_return(successful_unmaps, &map->live_grants); + if (WARN_ON(live_grants < 0)) + pr_err("%s: live_grants became negative (%d) after unmapping %d pages!\n", + __func__, live_grants, successful_unmaps); /* Release reference taken by __unmap_grant_pages */ gntdev_put_map(NULL, map); @@ -496,11 +511,7 @@ static void gntdev_vma_close(struct vm_area_struct *vma) struct gntdev_priv *priv = file->private_data; pr_debug("gntdev_vma_close %p\n", vma); - if (use_ptemod) { - WARN_ON(map->vma != vma); - mmu_interval_notifier_remove(&map->notifier); - map->vma = NULL; - } + vma->vm_private_data = NULL; gntdev_put_map(priv, map); } @@ -528,29 +539,30 @@ static bool gntdev_invalidate(struct mmu_interval_notifier *mn, struct gntdev_grant_map *map = container_of(mn, struct gntdev_grant_map, notifier); unsigned long mstart, mend; + unsigned long map_start, map_end; if (!mmu_notifier_range_blockable(range)) return false; + map_start = map->pages_vm_start; + map_end = map->pages_vm_start + (map->count << PAGE_SHIFT); + /* * If the VMA is split or otherwise changed the notifier is not * updated, but we don't want to process VA's outside the modified * VMA. FIXME: It would be much more understandable to just prevent * modifying the VMA in the first place. */ - if (map->vma->vm_start >= range->end || - map->vma->vm_end <= range->start) + if (map_start >= range->end || map_end <= range->start) return true; - mstart = max(range->start, map->vma->vm_start); - mend = min(range->end, map->vma->vm_end); + mstart = max(range->start, map_start); + mend = min(range->end, map_end); pr_debug("map %d+%d (%lx %lx), range %lx %lx, mrange %lx %lx\n", - map->index, map->count, - map->vma->vm_start, map->vma->vm_end, - range->start, range->end, mstart, mend); - unmap_grant_pages(map, - (mstart - map->vma->vm_start) >> PAGE_SHIFT, - (mend - mstart) >> PAGE_SHIFT); + map->index, map->count, map_start, map_end, + range->start, range->end, mstart, mend); + unmap_grant_pages(map, (mstart - map_start) >> PAGE_SHIFT, + (mend - mstart) >> PAGE_SHIFT); return true; } @@ -1030,18 +1042,15 @@ static int gntdev_mmap(struct file *flip, struct vm_area_struct *vma) return -EINVAL; pr_debug("map %d+%d at %lx (pgoff %lx)\n", - index, count, vma->vm_start, vma->vm_pgoff); + index, count, vma->vm_start, vma->vm_pgoff); mutex_lock(&priv->lock); map = gntdev_find_map_index(priv, index, count); if (!map) goto unlock_out; - if (use_ptemod && map->vma) + if (!atomic_add_unless(&map->in_use, 1, 1)) goto unlock_out; - if (atomic_read(&map->live_grants)) { - err = -EAGAIN; - goto unlock_out; - } + refcount_inc(&map->users); vma->vm_ops = &gntdev_vmops; @@ -1062,15 +1071,16 @@ static int gntdev_mmap(struct file *flip, struct vm_area_struct *vma) map->flags |= GNTMAP_readonly; } + map->pages_vm_start = vma->vm_start; + if (use_ptemod) { - map->vma = vma; err = mmu_interval_notifier_insert_locked( &map->notifier, vma->vm_mm, vma->vm_start, vma->vm_end - vma->vm_start, &gntdev_mmu_ops); - if (err) { - map->vma = NULL; + if (err) goto out_unlock_put; - } + + map->notifier_init = true; } mutex_unlock(&priv->lock); @@ -1087,7 +1097,6 @@ static int gntdev_mmap(struct file *flip, struct vm_area_struct *vma) */ mmu_interval_read_begin(&map->notifier); - map->pages_vm_start = vma->vm_start; err = apply_to_page_range(vma->vm_mm, vma->vm_start, vma->vm_end - vma->vm_start, find_grant_ptes, map); @@ -1116,13 +1125,8 @@ static int gntdev_mmap(struct file *flip, struct vm_area_struct *vma) out_unlock_put: mutex_unlock(&priv->lock); out_put_map: - if (use_ptemod) { + if (use_ptemod) unmap_grant_pages(map, 0, map->count); - if (map->vma) { - mmu_interval_notifier_remove(&map->notifier); - map->vma = NULL; - } - } gntdev_put_map(priv, map); return err; } diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 401a425a587c..b90e9aa24005 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -4802,6 +4802,9 @@ btrfs_init_new_buffer(struct btrfs_trans_handle *trans, struct btrfs_root *root, !test_bit(BTRFS_ROOT_RESET_LOCKDEP_CLASS, &root->state)) lockdep_owner = BTRFS_FS_TREE_OBJECTID; + /* btrfs_clean_tree_block() accesses generation field. */ + btrfs_set_header_generation(buf, trans->transid); + /* * This needs to stay, because we could allocate a freed block from an * old tree into a new tree, so we need to make sure this new block is diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c index da0eee7c9e5f..529907ea3825 100644 --- a/fs/btrfs/free-space-cache.c +++ b/fs/btrfs/free-space-cache.c @@ -672,6 +672,12 @@ static void recalculate_thresholds(struct btrfs_free_space_ctl *ctl) max_bitmaps = max_t(u64, max_bitmaps, 1); + if (ctl->total_bitmaps > max_bitmaps) + btrfs_err(block_group->fs_info, +"invalid free space control: bg start=%llu len=%llu total_bitmaps=%u unit=%u max_bitmaps=%llu bytes_per_bg=%llu", + block_group->start, block_group->length, + ctl->total_bitmaps, ctl->unit, max_bitmaps, + bytes_per_bg); ASSERT(ctl->total_bitmaps <= max_bitmaps); /* diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index 4ca809fa80ea..e01065696e9c 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -1157,6 +1157,21 @@ int btrfs_quota_enable(struct btrfs_fs_info *fs_info) fs_info->qgroup_rescan_running = true; btrfs_queue_work(fs_info->qgroup_rescan_workers, &fs_info->qgroup_rescan_work); + } else { + /* + * We have set both BTRFS_FS_QUOTA_ENABLED and + * BTRFS_QGROUP_STATUS_FLAG_ON, so we can only fail with + * -EINPROGRESS. That can happen because someone started the + * rescan worker by calling quota rescan ioctl before we + * attempted to initialize the rescan worker. Failure due to + * quotas disabled in the meanwhile is not possible, because + * we are holding a write lock on fs_info->subvol_sem, which + * is also acquired when disabling quotas. + * Ignore such error, and any other error would need to undo + * everything we did in the transaction we just committed. + */ + ASSERT(ret == -EINPROGRESS); + ret = 0; } out_free_path: diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index 0785d9d645fc..ca8d6979c788 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -4072,6 +4072,7 @@ int btrfs_scrub_dev(struct btrfs_fs_info *fs_info, u64 devid, u64 start, int ret; struct btrfs_device *dev; unsigned int nofs_flag; + bool need_commit = false; if (btrfs_fs_closing(fs_info)) return -EAGAIN; @@ -4177,6 +4178,12 @@ int btrfs_scrub_dev(struct btrfs_fs_info *fs_info, u64 devid, u64 start, */ nofs_flag = memalloc_nofs_save(); if (!is_dev_replace) { + u64 old_super_errors; + + spin_lock(&sctx->stat_lock); + old_super_errors = sctx->stat.super_errors; + spin_unlock(&sctx->stat_lock); + btrfs_info(fs_info, "scrub: started on devid %llu", devid); /* * by holding device list mutex, we can @@ -4185,6 +4192,16 @@ int btrfs_scrub_dev(struct btrfs_fs_info *fs_info, u64 devid, u64 start, mutex_lock(&fs_info->fs_devices->device_list_mutex); ret = scrub_supers(sctx, dev); mutex_unlock(&fs_info->fs_devices->device_list_mutex); + + spin_lock(&sctx->stat_lock); + /* + * Super block errors found, but we can not commit transaction + * at current context, since btrfs_commit_transaction() needs + * to pause the current running scrub (hold by ourselves). + */ + if (sctx->stat.super_errors > old_super_errors && !sctx->readonly) + need_commit = true; + spin_unlock(&sctx->stat_lock); } if (!ret) @@ -4211,6 +4228,25 @@ int btrfs_scrub_dev(struct btrfs_fs_info *fs_info, u64 devid, u64 start, scrub_workers_put(fs_info); scrub_put_ctx(sctx); + /* + * We found some super block errors before, now try to force a + * transaction commit, as scrub has finished. + */ + if (need_commit) { + struct btrfs_trans_handle *trans; + + trans = btrfs_start_transaction(fs_info->tree_root, 0); + if (IS_ERR(trans)) { + ret = PTR_ERR(trans); + btrfs_err(fs_info, + "scrub: failed to start transaction to fix super block errors: %d", ret); + return ret; + } + ret = btrfs_commit_transaction(trans); + if (ret < 0) + btrfs_err(fs_info, + "scrub: failed to commit transaction to fix super block errors: %d", ret); + } return ret; out: scrub_workers_put(fs_info); diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index 969bf0724fdf..442fcd1b14a6 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -574,6 +574,7 @@ int btrfs_parse_options(struct btrfs_fs_info *info, char *options, int saved_compress_level; bool saved_compress_force; int no_compress = 0; + const bool remounting = test_bit(BTRFS_FS_STATE_REMOUNTING, &info->fs_state); if (btrfs_fs_compat_ro(info, FREE_SPACE_TREE)) btrfs_set_opt(info->mount_opt, FREE_SPACE_TREE); @@ -1065,10 +1066,12 @@ int btrfs_parse_options(struct btrfs_fs_info *info, char *options, } if (!ret) ret = btrfs_check_mountopts_zoned(info); - if (!ret && btrfs_test_opt(info, SPACE_CACHE)) - btrfs_info(info, "disk space caching is enabled"); - if (!ret && btrfs_test_opt(info, FREE_SPACE_TREE)) - btrfs_info(info, "using free space tree"); + if (!ret && !remounting) { + if (btrfs_test_opt(info, SPACE_CACHE)) + btrfs_info(info, "disk space caching is enabled"); + if (btrfs_test_opt(info, FREE_SPACE_TREE)) + btrfs_info(info, "using free space tree"); + } return ret; } diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 2ef57bc054d2..ffec3a2f995d 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -4015,6 +4015,15 @@ static ssize_t __cifs_readv( len = ctx->len; } + if (direct) { + rc = filemap_write_and_wait_range(file->f_inode->i_mapping, + offset, offset + len - 1); + if (rc) { + kref_put(&ctx->refcount, cifs_aio_ctx_release); + return -EAGAIN; + } + } + /* grab a lock here due to read response handlers can access ctx */ mutex_lock(&ctx->aio_mutex); diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index a423d1403539..8aa0372141f5 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -1137,9 +1137,9 @@ int smb3_validate_negotiate(const unsigned int xid, struct cifs_tcon *tcon) pneg_inbuf->Dialects[0] = cpu_to_le16(server->vals->protocol_id); pneg_inbuf->DialectCount = cpu_to_le16(1); - /* structure is big enough for 3 dialects, sending only 1 */ + /* structure is big enough for 4 dialects, sending only 1 */ inbuflen = sizeof(*pneg_inbuf) - - sizeof(pneg_inbuf->Dialects[0]) * 2; + sizeof(pneg_inbuf->Dialects[0]) * 3; } rc = SMB2_ioctl(xid, tcon, NO_FILE_ID, NO_FILE_ID, @@ -2354,7 +2354,7 @@ create_sd_buf(umode_t mode, bool set_owner, unsigned int *len) unsigned int acelen, acl_size, ace_count; unsigned int owner_offset = 0; unsigned int group_offset = 0; - struct smb3_acl acl; + struct smb3_acl acl = {}; *len = roundup(sizeof(struct crt_sd_ctxt) + (sizeof(struct cifs_ace) * 4), 8); @@ -2427,6 +2427,7 @@ create_sd_buf(umode_t mode, bool set_owner, unsigned int *len) acl.AclRevision = ACL_REVISION; /* See 2.4.4.1 of MS-DTYP */ acl.AclSize = cpu_to_le16(acl_size); acl.AceCount = cpu_to_le16(ace_count); + /* acl.Sbz1 and Sbz2 MBZ so are not set here, but initialized above */ memcpy(aclptr, &acl, sizeof(struct smb3_acl)); buf->ccontext.DataLength = cpu_to_le32(ptr - (__u8 *)&buf->sd); diff --git a/fs/cifs/smb2transport.c b/fs/cifs/smb2transport.c index f59b956f9d25..390cc5e8c746 100644 --- a/fs/cifs/smb2transport.c +++ b/fs/cifs/smb2transport.c @@ -221,9 +221,9 @@ smb2_calc_signature(struct smb_rqst *rqst, struct TCP_Server_Info *server, struct smb_rqst drqst; ses = smb2_find_smb_ses(server, shdr->SessionId); - if (!ses) { + if (unlikely(!ses)) { cifs_server_dbg(VFS, "%s: Could not find session\n", __func__); - return 0; + return -ENOENT; } memset(smb2_signature, 0x0, SMB2_HMACSHA256_SIZE); @@ -542,8 +542,10 @@ smb3_calc_signature(struct smb_rqst *rqst, struct TCP_Server_Info *server, u8 key[SMB3_SIGN_KEY_SIZE]; rc = smb2_get_sign_key(shdr->SessionId, server, key); - if (rc) - return 0; + if (unlikely(rc)) { + cifs_server_dbg(VFS, "%s: Could not get signing key\n", __func__); + return rc; + } if (allocate_crypto) { rc = cifs_alloc_hash("cmac(aes)", &hash, &sdesc); diff --git a/fs/dlm/ast.c b/fs/dlm/ast.c index 283c7b94edda..ca06069e95c8 100644 --- a/fs/dlm/ast.c +++ b/fs/dlm/ast.c @@ -198,13 +198,13 @@ void dlm_add_cb(struct dlm_lkb *lkb, uint32_t flags, int mode, int status, if (!prev_seq) { kref_get(&lkb->lkb_ref); + mutex_lock(&ls->ls_cb_mutex); if (test_bit(LSFL_CB_DELAY, &ls->ls_flags)) { - mutex_lock(&ls->ls_cb_mutex); list_add(&lkb->lkb_cb_list, &ls->ls_cb_delay); - mutex_unlock(&ls->ls_cb_mutex); } else { queue_work(ls->ls_callback_wq, &lkb->lkb_cb_work); } + mutex_unlock(&ls->ls_cb_mutex); } out: mutex_unlock(&lkb->lkb_cb_mutex); @@ -284,7 +284,9 @@ void dlm_callback_stop(struct dlm_ls *ls) void dlm_callback_suspend(struct dlm_ls *ls) { + mutex_lock(&ls->ls_cb_mutex); set_bit(LSFL_CB_DELAY, &ls->ls_flags); + mutex_unlock(&ls->ls_cb_mutex); if (ls->ls_callback_wq) flush_workqueue(ls->ls_callback_wq); diff --git a/fs/dlm/lock.c b/fs/dlm/lock.c index 9f93496d2cc9..bcc7127c4c0a 100644 --- a/fs/dlm/lock.c +++ b/fs/dlm/lock.c @@ -2888,24 +2888,24 @@ static int set_unlock_args(uint32_t flags, void *astarg, struct dlm_args *args) static int validate_lock_args(struct dlm_ls *ls, struct dlm_lkb *lkb, struct dlm_args *args) { - int rv = -EINVAL; + int rv = -EBUSY; if (args->flags & DLM_LKF_CONVERT) { - if (lkb->lkb_flags & DLM_IFL_MSTCPY) + if (lkb->lkb_status != DLM_LKSTS_GRANTED) goto out; - if (args->flags & DLM_LKF_QUECVT && - !__quecvt_compat_matrix[lkb->lkb_grmode+1][args->mode+1]) + if (lkb->lkb_wait_type) goto out; - rv = -EBUSY; - if (lkb->lkb_status != DLM_LKSTS_GRANTED) + if (is_overlap(lkb)) goto out; - if (lkb->lkb_wait_type) + rv = -EINVAL; + if (lkb->lkb_flags & DLM_IFL_MSTCPY) goto out; - if (is_overlap(lkb)) + if (args->flags & DLM_LKF_QUECVT && + !__quecvt_compat_matrix[lkb->lkb_grmode+1][args->mode+1]) goto out; } diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c index b11f695261f5..9d7078a1dc8b 100644 --- a/fs/dlm/lowcomms.c +++ b/fs/dlm/lowcomms.c @@ -1319,6 +1319,8 @@ struct dlm_msg *dlm_lowcomms_new_msg(int nodeid, int len, gfp_t allocation, return NULL; } + /* for dlm_lowcomms_commit_msg() */ + kref_get(&msg->ref); /* we assume if successful commit must called */ msg->idx = idx; return msg; @@ -1353,6 +1355,8 @@ void dlm_lowcomms_commit_msg(struct dlm_msg *msg) { _dlm_lowcomms_commit_msg(msg); srcu_read_unlock(&connections_srcu, msg->idx); + /* because dlm_lowcomms_new_msg() */ + kref_put(&msg->ref, dlm_msg_release); } void dlm_lowcomms_put_msg(struct dlm_msg *msg) diff --git a/fs/eventfd.c b/fs/eventfd.c index 3627dd7d25db..c0ffee99ad23 100644 --- a/fs/eventfd.c +++ b/fs/eventfd.c @@ -69,17 +69,17 @@ __u64 eventfd_signal(struct eventfd_ctx *ctx, __u64 n) * it returns false, the eventfd_signal() call should be deferred to a * safe context. */ - if (WARN_ON_ONCE(current->in_eventfd_signal)) + if (WARN_ON_ONCE(current->in_eventfd)) return 0; spin_lock_irqsave(&ctx->wqh.lock, flags); - current->in_eventfd_signal = 1; + current->in_eventfd = 1; if (ULLONG_MAX - ctx->count < n) n = ULLONG_MAX - ctx->count; ctx->count += n; if (waitqueue_active(&ctx->wqh)) wake_up_locked_poll(&ctx->wqh, EPOLLIN); - current->in_eventfd_signal = 0; + current->in_eventfd = 0; spin_unlock_irqrestore(&ctx->wqh.lock, flags); return n; @@ -253,8 +253,10 @@ static ssize_t eventfd_read(struct kiocb *iocb, struct iov_iter *to) __set_current_state(TASK_RUNNING); } eventfd_ctx_do_read(ctx, &ucnt); + current->in_eventfd = 1; if (waitqueue_active(&ctx->wqh)) wake_up_locked_poll(&ctx->wqh, EPOLLOUT); + current->in_eventfd = 0; spin_unlock_irq(&ctx->wqh.lock); if (unlikely(copy_to_iter(&ucnt, sizeof(ucnt), to) != sizeof(ucnt))) return -EFAULT; @@ -301,8 +303,10 @@ static ssize_t eventfd_write(struct file *file, const char __user *buf, size_t c } if (likely(res > 0)) { ctx->count += ucnt; + current->in_eventfd = 1; if (waitqueue_active(&ctx->wqh)) wake_up_locked_poll(&ctx->wqh, EPOLLIN); + current->in_eventfd = 0; } spin_unlock_irq(&ctx->wqh.lock); diff --git a/fs/ext2/super.c b/fs/ext2/super.c index fd855574ef09..02d82f8fe85d 100644 --- a/fs/ext2/super.c +++ b/fs/ext2/super.c @@ -163,7 +163,7 @@ static void ext2_put_super (struct super_block * sb) db_count = sbi->s_gdb_count; for (i = 0; i < db_count; i++) brelse(sbi->s_group_desc[i]); - kfree(sbi->s_group_desc); + kvfree(sbi->s_group_desc); kfree(sbi->s_debts); percpu_counter_destroy(&sbi->s_freeblocks_counter); percpu_counter_destroy(&sbi->s_freeinodes_counter); @@ -1080,7 +1080,7 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent) } db_count = (sbi->s_groups_count + EXT2_DESC_PER_BLOCK(sb) - 1) / EXT2_DESC_PER_BLOCK(sb); - sbi->s_group_desc = kmalloc_array(db_count, + sbi->s_group_desc = kvmalloc_array(db_count, sizeof(struct buffer_head *), GFP_KERNEL); if (sbi->s_group_desc == NULL) { @@ -1206,7 +1206,7 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent) for (i = 0; i < db_count; i++) brelse(sbi->s_group_desc[i]); failed_mount_group_desc: - kfree(sbi->s_group_desc); + kvfree(sbi->s_group_desc); kfree(sbi->s_debts); failed_mount: brelse(bh); diff --git a/fs/ext4/fast_commit.c b/fs/ext4/fast_commit.c index 285c91b0166c..be3f8ce98962 100644 --- a/fs/ext4/fast_commit.c +++ b/fs/ext4/fast_commit.c @@ -794,22 +794,25 @@ static int ext4_fc_write_inode(struct inode *inode, u32 *crc) tl.fc_tag = cpu_to_le16(EXT4_FC_TAG_INODE); tl.fc_len = cpu_to_le16(inode_len + sizeof(fc_inode.fc_ino)); + ret = -ECANCELED; dst = ext4_fc_reserve_space(inode->i_sb, sizeof(tl) + inode_len + sizeof(fc_inode.fc_ino), crc); if (!dst) - return -ECANCELED; + goto err; if (!ext4_fc_memcpy(inode->i_sb, dst, &tl, sizeof(tl), crc)) - return -ECANCELED; + goto err; dst += sizeof(tl); if (!ext4_fc_memcpy(inode->i_sb, dst, &fc_inode, sizeof(fc_inode), crc)) - return -ECANCELED; + goto err; dst += sizeof(fc_inode); if (!ext4_fc_memcpy(inode->i_sb, dst, (u8 *)ext4_raw_inode(&iloc), inode_len, crc)) - return -ECANCELED; - - return 0; + goto err; + ret = 0; +err: + brelse(iloc.bh); + return ret; } /* @@ -1411,13 +1414,15 @@ static int ext4_fc_record_modified_inode(struct super_block *sb, int ino) if (state->fc_modified_inodes[i] == ino) return 0; if (state->fc_modified_inodes_used == state->fc_modified_inodes_size) { - state->fc_modified_inodes = krealloc( - state->fc_modified_inodes, + int *fc_modified_inodes; + + fc_modified_inodes = krealloc(state->fc_modified_inodes, sizeof(int) * (state->fc_modified_inodes_size + EXT4_FC_REPLAY_REALLOC_INCREMENT), GFP_KERNEL); - if (!state->fc_modified_inodes) + if (!fc_modified_inodes) return -ENOMEM; + state->fc_modified_inodes = fc_modified_inodes; state->fc_modified_inodes_size += EXT4_FC_REPLAY_REALLOC_INCREMENT; } @@ -1602,15 +1607,18 @@ int ext4_fc_record_regions(struct super_block *sb, int ino, if (replay && state->fc_regions_used != state->fc_regions_valid) state->fc_regions_used = state->fc_regions_valid; if (state->fc_regions_used == state->fc_regions_size) { + struct ext4_fc_alloc_region *fc_regions; + + fc_regions = krealloc(state->fc_regions, + sizeof(struct ext4_fc_alloc_region) * + (state->fc_regions_size + + EXT4_FC_REPLAY_REALLOC_INCREMENT), + GFP_KERNEL); + if (!fc_regions) + return -ENOMEM; state->fc_regions_size += EXT4_FC_REPLAY_REALLOC_INCREMENT; - state->fc_regions = krealloc( - state->fc_regions, - state->fc_regions_size * - sizeof(struct ext4_fc_alloc_region), - GFP_KERNEL); - if (!state->fc_regions) - return -ENOMEM; + state->fc_regions = fc_regions; } region = &state->fc_regions[state->fc_regions_used++]; region->ino = ino; diff --git a/fs/ext4/file.c b/fs/ext4/file.c index b25c1f8f7c4f..45f6d75de660 100644 --- a/fs/ext4/file.c +++ b/fs/ext4/file.c @@ -528,6 +528,12 @@ static ssize_t ext4_dio_write_iter(struct kiocb *iocb, struct iov_iter *from) ret = -EAGAIN; goto out; } + /* + * Make sure inline data cannot be created anymore since we are going + * to allocate blocks for DIO. We know the inode does not have any + * inline data now because ext4_dio_supported() checked for that. + */ + ext4_clear_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA); offset = iocb->ki_pos; count = ret; diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 98f381f6fc18..bdadbe57ea80 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -1177,6 +1177,13 @@ static int ext4_write_begin(struct file *file, struct address_space *mapping, page = grab_cache_page_write_begin(mapping, index, flags); if (!page) return -ENOMEM; + /* + * The same as page allocation, we prealloc buffer heads before + * starting the handle. + */ + if (!page_has_buffers(page)) + create_empty_buffers(page, inode->i_sb->s_blocksize, 0); + unlock_page(page); retry_journal: @@ -5701,7 +5708,12 @@ int ext4_mark_iloc_dirty(handle_t *handle, } ext4_fc_track_inode(handle, inode); - if (IS_I_VERSION(inode)) + /* + * ea_inodes are using i_version for storing reference count, don't + * mess with it + */ + if (IS_I_VERSION(inode) && + !(EXT4_I(inode)->i_flags & EXT4_EA_INODE_FL)) inode_inc_iversion(inode); /* the do_update_inode consumes one bh->b_count */ diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c index 7d3ec39121f7..971a08d947f4 100644 --- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c @@ -85,15 +85,20 @@ static struct buffer_head *ext4_append(handle_t *handle, return bh; inode->i_size += inode->i_sb->s_blocksize; EXT4_I(inode)->i_disksize = inode->i_size; + err = ext4_mark_inode_dirty(handle, inode); + if (err) + goto out; BUFFER_TRACE(bh, "get_write_access"); err = ext4_journal_get_write_access(handle, inode->i_sb, bh, EXT4_JTR_NONE); - if (err) { - brelse(bh); - ext4_std_error(inode->i_sb, err); - return ERR_PTR(err); - } + if (err) + goto out; return bh; + +out: + brelse(bh); + ext4_std_error(inode->i_sb, err); + return ERR_PTR(err); } static int ext4_dx_csum_verify(struct inode *inode, @@ -126,7 +131,7 @@ static struct buffer_head *__ext4_read_dirblock(struct inode *inode, struct ext4_dir_entry *dirent; int is_dx_block = 0; - if (block >= inode->i_size) { + if (block >= inode->i_size >> inode->i_blkbits) { ext4_error_inode(inode, func, line, block, "Attempting to read directory block (%u) that is past i_size (%llu)", block, inode->i_size); diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c index 862cbbc01d6e..62bbfe8960f3 100644 --- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -2088,7 +2088,7 @@ int ext4_resize_fs(struct super_block *sb, ext4_fsblk_t n_blocks_count) goto out; } - if (ext4_blocks_count(es) == n_blocks_count) + if (ext4_blocks_count(es) == n_blocks_count && n_blocks_count_retry == 0) goto out; err = ext4_alloc_flex_bg_array(sb, n_group + 1); diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 3c39c88582f5..985d79fb6128 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -186,19 +186,12 @@ int ext4_read_bh(struct buffer_head *bh, int op_flags, bh_end_io_t *end_io) int ext4_read_bh_lock(struct buffer_head *bh, int op_flags, bool wait) { - if (trylock_buffer(bh)) { - if (wait) - return ext4_read_bh(bh, op_flags, NULL); + lock_buffer(bh); + if (!wait) { ext4_read_bh_nowait(bh, op_flags, NULL); return 0; } - if (wait) { - wait_on_buffer(bh); - if (buffer_uptodate(bh)) - return 0; - return -EIO; - } - return 0; + return ext4_read_bh(bh, op_flags, NULL); } /* @@ -245,7 +238,8 @@ void ext4_sb_breadahead_unmovable(struct super_block *sb, sector_t block) struct buffer_head *bh = sb_getblk_gfp(sb, block, 0); if (likely(bh)) { - ext4_read_bh_lock(bh, REQ_RAHEAD, false); + if (trylock_buffer(bh)) + ext4_read_bh_nowait(bh, REQ_RAHEAD, NULL); brelse(bh); } } @@ -3377,6 +3371,7 @@ static int ext4_lazyinit_thread(void *arg) unsigned long next_wakeup, cur; BUG_ON(NULL == eli); + set_freezable(); cont_thread: while (true) { @@ -3592,9 +3587,9 @@ int ext4_register_li_request(struct super_block *sb, goto out; } - if (test_opt(sb, NO_PREFETCH_BLOCK_BITMAPS) && - (first_not_zeroed == ngroups || sb_rdonly(sb) || - !test_opt(sb, INIT_INODE_TABLE))) + if (sb_rdonly(sb) || + (test_opt(sb, NO_PREFETCH_BLOCK_BITMAPS) && + (first_not_zeroed == ngroups || !test_opt(sb, INIT_INODE_TABLE)))) goto out; elr = ext4_li_request_new(sb, first_not_zeroed); @@ -6207,7 +6202,7 @@ static int ext4_write_info(struct super_block *sb, int type) handle_t *handle; /* Data block + inode block */ - handle = ext4_journal_start(d_inode(sb->s_root), EXT4_HT_QUOTA, 2); + handle = ext4_journal_start_sb(sb, EXT4_HT_QUOTA, 2); if (IS_ERR(handle)) return PTR_ERR(handle); ret = dquot_commit_info(sb, type); diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index f2fe4940a8cd..02840dadde5d 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -139,7 +139,7 @@ static bool __is_bitmap_valid(struct f2fs_sb_info *sbi, block_t blkaddr, unsigned int segno, offset; bool exist; - if (type != DATA_GENERIC_ENHANCE && type != DATA_GENERIC_ENHANCE_READ) + if (type == DATA_GENERIC) return true; segno = GET_SEGNO(sbi, blkaddr); @@ -147,6 +147,13 @@ static bool __is_bitmap_valid(struct f2fs_sb_info *sbi, block_t blkaddr, se = get_seg_entry(sbi, segno); exist = f2fs_test_bit(offset, se->cur_valid_map); + if (exist && type == DATA_GENERIC_ENHANCE_UPDATE) { + f2fs_err(sbi, "Inconsistent error blkaddr:%u, sit bitmap:%d", + blkaddr, exist); + set_sbi_flag(sbi, SBI_NEED_FSCK); + return exist; + } + if (!exist && type == DATA_GENERIC_ENHANCE) { f2fs_err(sbi, "Inconsistent error blkaddr:%u, sit bitmap:%d", blkaddr, exist); @@ -184,6 +191,7 @@ bool f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi, case DATA_GENERIC: case DATA_GENERIC_ENHANCE: case DATA_GENERIC_ENHANCE_READ: + case DATA_GENERIC_ENHANCE_UPDATE: if (unlikely(blkaddr >= MAX_BLKADDR(sbi) || blkaddr < MAIN_BLKADDR(sbi))) { f2fs_warn(sbi, "access invalid blkaddr:%u", @@ -1054,7 +1062,8 @@ void f2fs_remove_dirty_inode(struct inode *inode) spin_unlock(&sbi->inode_lock[type]); } -int f2fs_sync_dirty_inodes(struct f2fs_sb_info *sbi, enum inode_type type) +int f2fs_sync_dirty_inodes(struct f2fs_sb_info *sbi, enum inode_type type, + bool from_cp) { struct list_head *head; struct inode *inode; @@ -1089,11 +1098,15 @@ int f2fs_sync_dirty_inodes(struct f2fs_sb_info *sbi, enum inode_type type) if (inode) { unsigned long cur_ino = inode->i_ino; - F2FS_I(inode)->cp_task = current; + if (from_cp) + F2FS_I(inode)->cp_task = current; + F2FS_I(inode)->wb_task = current; filemap_fdatawrite(inode->i_mapping); - F2FS_I(inode)->cp_task = NULL; + F2FS_I(inode)->wb_task = NULL; + if (from_cp) + F2FS_I(inode)->cp_task = NULL; iput(inode); /* We need to give cpu to another writers. */ @@ -1222,7 +1235,7 @@ static int block_operations(struct f2fs_sb_info *sbi) /* write all the dirty dentry pages */ if (get_pages(sbi, F2FS_DIRTY_DENTS)) { f2fs_unlock_all(sbi); - err = f2fs_sync_dirty_inodes(sbi, DIR_INODE); + err = f2fs_sync_dirty_inodes(sbi, DIR_INODE, true); if (err) return err; cond_resched(); @@ -1892,15 +1905,27 @@ int f2fs_start_ckpt_thread(struct f2fs_sb_info *sbi) void f2fs_stop_ckpt_thread(struct f2fs_sb_info *sbi) { struct ckpt_req_control *cprc = &sbi->cprc_info; + struct task_struct *ckpt_task; - if (cprc->f2fs_issue_ckpt) { - struct task_struct *ckpt_task = cprc->f2fs_issue_ckpt; + if (!cprc->f2fs_issue_ckpt) + return; - cprc->f2fs_issue_ckpt = NULL; - kthread_stop(ckpt_task); + ckpt_task = cprc->f2fs_issue_ckpt; + cprc->f2fs_issue_ckpt = NULL; + kthread_stop(ckpt_task); - flush_remained_ckpt_reqs(sbi, NULL); - } + f2fs_flush_ckpt_thread(sbi); +} + +void f2fs_flush_ckpt_thread(struct f2fs_sb_info *sbi) +{ + struct ckpt_req_control *cprc = &sbi->cprc_info; + + flush_remained_ckpt_reqs(sbi, NULL); + + /* Let's wait for the previous dispatched checkpoint. */ + while (atomic_read(&cprc->queued_ckpt)) + io_schedule_timeout(DEFAULT_IO_TIMEOUT); } void f2fs_init_ckpt_req_control(struct f2fs_sb_info *sbi) diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 4cf522120cb1..cfa6e1322e46 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -2862,7 +2862,7 @@ int f2fs_write_single_data_page(struct page *page, int *submitted, } unlock_page(page); if (!S_ISDIR(inode->i_mode) && !IS_NOQUOTA(inode) && - !F2FS_I(inode)->cp_task && allow_balance) + !F2FS_I(inode)->wb_task && allow_balance) f2fs_balance_fs(sbi, need_balance_fs); if (unlikely(f2fs_cp_error(sbi))) { @@ -3160,7 +3160,7 @@ static inline bool __should_serialize_io(struct inode *inode, struct writeback_control *wbc) { /* to avoid deadlock in path of data flush */ - if (F2FS_I(inode)->cp_task) + if (F2FS_I(inode)->wb_task) return false; if (!S_ISREG(inode->i_mode)) diff --git a/fs/f2fs/extent_cache.c b/fs/f2fs/extent_cache.c index 866e72b29bd5..761fd42c93f2 100644 --- a/fs/f2fs/extent_cache.c +++ b/fs/f2fs/extent_cache.c @@ -804,9 +804,8 @@ void f2fs_drop_extent_tree(struct inode *inode) if (!f2fs_may_extent_tree(inode)) return; - set_inode_flag(inode, FI_NO_EXTENT); - write_lock(&et->lock); + set_inode_flag(inode, FI_NO_EXTENT); __free_extent_tree(sbi, et); if (et->largest.len) { et->largest.len = 0; diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index a0e1e29b9640..a144471c5316 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -249,6 +249,10 @@ enum { * condition of read on truncated area * by extent_cache */ + DATA_GENERIC_ENHANCE_UPDATE, /* + * strong check on range and segment + * bitmap for update case + */ META_GENERIC, }; @@ -745,6 +749,7 @@ struct f2fs_inode_info { unsigned int clevel; /* maximum level of given file name */ struct task_struct *task; /* lookup and create consistency */ struct task_struct *cp_task; /* separate cp/wb IO stats*/ + struct task_struct *wb_task; /* indicate inode is in context of writeback */ nid_t i_xattr_nid; /* node id that contains xattrs */ loff_t last_disk_size; /* lastly written file size */ spinlock_t i_size_lock; /* protect last_disk_size */ @@ -3540,6 +3545,7 @@ unsigned int f2fs_usable_blks_in_seg(struct f2fs_sb_info *sbi, * checkpoint.c */ void f2fs_stop_checkpoint(struct f2fs_sb_info *sbi, bool end_io); +void f2fs_flush_ckpt_thread(struct f2fs_sb_info *sbi); struct page *f2fs_grab_meta_page(struct f2fs_sb_info *sbi, pgoff_t index); struct page *f2fs_get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index); struct page *f2fs_get_meta_page_retry(struct f2fs_sb_info *sbi, pgoff_t index); @@ -3568,7 +3574,8 @@ int f2fs_recover_orphan_inodes(struct f2fs_sb_info *sbi); int f2fs_get_valid_checkpoint(struct f2fs_sb_info *sbi); void f2fs_update_dirty_page(struct inode *inode, struct page *page); void f2fs_remove_dirty_inode(struct inode *inode); -int f2fs_sync_dirty_inodes(struct f2fs_sb_info *sbi, enum inode_type type); +int f2fs_sync_dirty_inodes(struct f2fs_sb_info *sbi, enum inode_type type, + bool from_cp); void f2fs_wait_on_all_pages(struct f2fs_sb_info *sbi, int type); u64 f2fs_get_sectors_written(struct f2fs_sb_info *sbi); int f2fs_write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc); diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index ceb5fc6b4039..e75a276f5b9c 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -1002,7 +1002,7 @@ static bool is_alive(struct f2fs_sb_info *sbi, struct f2fs_summary *sum, { struct page *node_page; nid_t nid; - unsigned int ofs_in_node; + unsigned int ofs_in_node, max_addrs; block_t source_blkaddr; nid = le32_to_cpu(sum->nid); @@ -1028,6 +1028,14 @@ static bool is_alive(struct f2fs_sb_info *sbi, struct f2fs_summary *sum, return false; } + max_addrs = IS_INODE(node_page) ? DEF_ADDRS_PER_INODE : + DEF_ADDRS_PER_BLOCK; + if (ofs_in_node >= max_addrs) { + f2fs_err(sbi, "Inconsistent ofs_in_node:%u in summary, ino:%u, nid:%u, max:%u", + ofs_in_node, dni->ino, dni->nid, max_addrs); + return false; + } + *nofs = ofs_of_node(node_page); source_blkaddr = data_blkaddr(NULL, node_page, ofs_in_node); f2fs_put_page(node_page, 1); diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c index 66b75bc6a60a..ed21e34b59c7 100644 --- a/fs/f2fs/recovery.c +++ b/fs/f2fs/recovery.c @@ -452,7 +452,7 @@ static int check_index_in_prev_nodes(struct f2fs_sb_info *sbi, struct dnode_of_data tdn = *dn; nid_t ino, nid; struct inode *inode; - unsigned int offset; + unsigned int offset, ofs_in_node, max_addrs; block_t bidx; int i; @@ -479,15 +479,24 @@ static int check_index_in_prev_nodes(struct f2fs_sb_info *sbi, got_it: /* Use the locked dnode page and inode */ nid = le32_to_cpu(sum.nid); + ofs_in_node = le16_to_cpu(sum.ofs_in_node); + + max_addrs = ADDRS_PER_PAGE(dn->node_page, dn->inode); + if (ofs_in_node >= max_addrs) { + f2fs_err(sbi, "Inconsistent ofs_in_node:%u in summary, ino:%lu, nid:%u, max:%u", + ofs_in_node, dn->inode->i_ino, nid, max_addrs); + return -EFSCORRUPTED; + } + if (dn->inode->i_ino == nid) { tdn.nid = nid; if (!dn->inode_page_locked) lock_page(dn->inode_page); tdn.node_page = dn->inode_page; - tdn.ofs_in_node = le16_to_cpu(sum.ofs_in_node); + tdn.ofs_in_node = ofs_in_node; goto truncate_out; } else if (dn->nid == nid) { - tdn.ofs_in_node = le16_to_cpu(sum.ofs_in_node); + tdn.ofs_in_node = ofs_in_node; goto truncate_out; } @@ -677,6 +686,14 @@ static int do_recover_data(struct f2fs_sb_info *sbi, struct inode *inode, goto err; } + if (f2fs_is_valid_blkaddr(sbi, dest, + DATA_GENERIC_ENHANCE_UPDATE)) { + f2fs_err(sbi, "Inconsistent dest blkaddr:%u, ino:%lu, ofs:%u", + dest, inode->i_ino, dn.ofs_in_node); + err = -EFSCORRUPTED; + goto err; + } + /* write dummy data page */ f2fs_replace_block(sbi, &dn, src, dest, ni.version, false, false); diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index e98c90bd8ef6..af810b2d5d90 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -575,7 +575,7 @@ void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi, bool from_bg) mutex_lock(&sbi->flush_lock); blk_start_plug(&plug); - f2fs_sync_dirty_inodes(sbi, FILE_INODE); + f2fs_sync_dirty_inodes(sbi, FILE_INODE, false); blk_finish_plug(&plug); mutex_unlock(&sbi->flush_lock); diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index ca11bbb1500f..a0d1ef73b83e 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -306,10 +306,10 @@ static void f2fs_destroy_casefold_cache(void) { } static inline void limit_reserve_root(struct f2fs_sb_info *sbi) { - block_t limit = min((sbi->user_block_count << 1) / 1000, + block_t limit = min((sbi->user_block_count >> 3), sbi->user_block_count - sbi->reserved_blocks); - /* limit is 0.2% */ + /* limit is 12.5% */ if (test_opt(sbi, RESERVE_ROOT) && F2FS_OPTION(sbi).root_reserved_blocks > limit) { F2FS_OPTION(sbi).root_reserved_blocks = limit; @@ -1661,9 +1661,8 @@ static int f2fs_freeze(struct super_block *sb) if (is_sbi_flag_set(F2FS_SB(sb), SBI_IS_DIRTY)) return -EINVAL; - /* ensure no checkpoint required */ - if (!llist_empty(&F2FS_SB(sb)->cprc_info.issue_list)) - return -EINVAL; + /* Let's flush checkpoints and stop the thread. */ + f2fs_flush_ckpt_thread(F2FS_SB(sb)); /* to avoid deadlock on f2fs_evict_inode->SB_FREEZE_FS */ set_sbi_flag(F2FS_SB(sb), SBI_IS_FREEZING); @@ -2152,6 +2151,9 @@ static void f2fs_enable_checkpoint(struct f2fs_sb_info *sbi) up_write(&sbi->gc_lock); f2fs_sync_fs(sbi->sb, 1); + + /* Let's ensure there's no pending checkpoint anymore */ + f2fs_flush_ckpt_thread(sbi); } static int f2fs_remount(struct super_block *sb, int *flags, char *data) @@ -2318,6 +2320,9 @@ static int f2fs_remount(struct super_block *sb, int *flags, char *data) f2fs_stop_ckpt_thread(sbi); need_restart_ckpt = true; } else { + /* Flush if the prevous checkpoint, if exists. */ + f2fs_flush_ckpt_thread(sbi); + err = f2fs_start_ckpt_thread(sbi); if (err) { f2fs_err(sbi, diff --git a/fs/file_table.c b/fs/file_table.c index e8c9016703ad..6f297f9782fc 100644 --- a/fs/file_table.c +++ b/fs/file_table.c @@ -284,12 +284,7 @@ static void __fput(struct file *file) } fops_put(file->f_op); put_pid(file->f_owner.pid); - if ((mode & (FMODE_READ | FMODE_WRITE)) == FMODE_READ) - i_readcount_dec(inode); - if (mode & FMODE_WRITER) { - put_write_access(inode); - __mnt_drop_write(mnt); - } + put_file_access(file); dput(dentry); if (unlikely(mode & FMODE_NEED_UNMOUNT)) dissolve_on_fput(mnt); diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index 9761470a7ecf..2a27f0256fa3 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -1745,9 +1745,14 @@ static int writeback_single_inode(struct inode *inode, */ if (!(inode->i_state & I_DIRTY_ALL)) inode_cgwb_move_to_attached(inode, wb); - else if (!(inode->i_state & I_SYNC_QUEUED) && - (inode->i_state & I_DIRTY)) - redirty_tail_locked(inode, wb); + else if (!(inode->i_state & I_SYNC_QUEUED)) { + if ((inode->i_state & I_DIRTY)) + redirty_tail_locked(inode, wb); + else if (inode->i_state & I_DIRTY_TIME) { + inode->dirtied_when = jiffies; + inode_io_list_move_locked(inode, wb, &wb->b_dirty_time); + } + } spin_unlock(&wb->list_lock); inode_sync_complete(inode); @@ -2400,6 +2405,20 @@ void __mark_inode_dirty(struct inode *inode, int flags) trace_writeback_mark_inode_dirty(inode, flags); if (flags & I_DIRTY_INODE) { + /* + * Inode timestamp update will piggback on this dirtying. + * We tell ->dirty_inode callback that timestamps need to + * be updated by setting I_DIRTY_TIME in flags. + */ + if (inode->i_state & I_DIRTY_TIME) { + spin_lock(&inode->i_lock); + if (inode->i_state & I_DIRTY_TIME) { + inode->i_state &= ~I_DIRTY_TIME; + flags |= I_DIRTY_TIME; + } + spin_unlock(&inode->i_lock); + } + /* * Notify the filesystem about the inode being dirtied, so that * (if needed) it can update on-disk fields and journal the @@ -2409,7 +2428,8 @@ void __mark_inode_dirty(struct inode *inode, int flags) */ trace_writeback_dirty_inode_start(inode, flags); if (sb->s_op->dirty_inode) - sb->s_op->dirty_inode(inode, flags & I_DIRTY_INODE); + sb->s_op->dirty_inode(inode, + flags & (I_DIRTY_INODE | I_DIRTY_TIME)); trace_writeback_dirty_inode(inode, flags); /* I_DIRTY_INODE supersedes I_DIRTY_TIME. */ @@ -2430,21 +2450,15 @@ void __mark_inode_dirty(struct inode *inode, int flags) */ smp_mb(); - if (((inode->i_state & flags) == flags) || - (dirtytime && (inode->i_state & I_DIRTY_INODE))) + if ((inode->i_state & flags) == flags) return; spin_lock(&inode->i_lock); - if (dirtytime && (inode->i_state & I_DIRTY_INODE)) - goto out_unlock_inode; if ((inode->i_state & flags) != flags) { const int was_dirty = inode->i_state & I_DIRTY; inode_attach_wb(inode, NULL); - /* I_DIRTY_INODE supersedes I_DIRTY_TIME. */ - if (flags & I_DIRTY_INODE) - inode->i_state &= ~I_DIRTY_TIME; inode->i_state |= flags; /* @@ -2517,7 +2531,6 @@ void __mark_inode_dirty(struct inode *inode, int flags) out_unlock: if (wb) spin_unlock(&wb->list_lock); -out_unlock_inode: spin_unlock(&inode->i_lock); } EXPORT_SYMBOL(__mark_inode_dirty); diff --git a/fs/internal.h b/fs/internal.h index 4f1fe6d08866..9075490f21a6 100644 --- a/fs/internal.h +++ b/fs/internal.h @@ -100,6 +100,16 @@ extern void chroot_fs_refs(const struct path *, const struct path *); extern struct file *alloc_empty_file(int, const struct cred *); extern struct file *alloc_empty_file_noaccount(int, const struct cred *); +static inline void put_file_access(struct file *file) +{ + if ((file->f_mode & (FMODE_READ | FMODE_WRITE)) == FMODE_READ) { + i_readcount_dec(file->f_inode); + } else if (file->f_mode & FMODE_WRITER) { + put_write_access(file->f_inode); + __mnt_drop_write(file->f_path.mnt); + } +} + /* * super.c */ diff --git a/fs/io-wq.c b/fs/io-wq.c index 01d4e3ff3170..6031fb319d87 100644 --- a/fs/io-wq.c +++ b/fs/io-wq.c @@ -1152,10 +1152,10 @@ struct io_wq *io_wq_create(unsigned bounded, struct io_wq_data *data) wqe = kzalloc_node(sizeof(struct io_wqe), GFP_KERNEL, alloc_node); if (!wqe) goto err; + wq->wqes[node] = wqe; if (!alloc_cpumask_var(&wqe->cpu_mask, GFP_KERNEL)) goto err; cpumask_copy(wqe->cpu_mask, cpumask_of_node(node)); - wq->wqes[node] = wqe; wqe->node = alloc_node; wqe->acct[IO_WQ_ACCT_BOUND].max_workers = bounded; wqe->acct[IO_WQ_ACCT_UNBOUND].max_workers = diff --git a/fs/io_uring.c b/fs/io_uring.c index ed6abd74f386..b8ae64df90e3 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -2701,6 +2701,20 @@ static bool __io_complete_rw_common(struct io_kiocb *req, long res) return false; } +static inline int io_fixup_rw_res(struct io_kiocb *req, unsigned res) +{ + struct io_async_rw *io = req->async_data; + + /* add previously done IO, if any */ + if (io && io->bytes_done > 0) { + if (res < 0) + res = io->bytes_done; + else + res += io->bytes_done; + } + return res; +} + static void io_req_task_complete(struct io_kiocb *req, bool *locked) { unsigned int cflags = io_put_rw_kbuf(req); @@ -2724,7 +2738,7 @@ static void __io_complete_rw(struct io_kiocb *req, long res, long res2, { if (__io_complete_rw_common(req, res)) return; - __io_req_complete(req, issue_flags, req->result, io_put_rw_kbuf(req)); + __io_req_complete(req, issue_flags, io_fixup_rw_res(req, res), io_put_rw_kbuf(req)); } static void io_complete_rw(struct kiocb *kiocb, long res, long res2) @@ -2733,7 +2747,7 @@ static void io_complete_rw(struct kiocb *kiocb, long res, long res2) if (__io_complete_rw_common(req, res)) return; - req->result = res; + req->result = io_fixup_rw_res(req, res); req->io_task_work.func = io_req_task_complete; io_req_task_work_add(req); } @@ -2979,15 +2993,6 @@ static void kiocb_done(struct kiocb *kiocb, ssize_t ret, unsigned int issue_flags) { struct io_kiocb *req = container_of(kiocb, struct io_kiocb, rw.kiocb); - struct io_async_rw *io = req->async_data; - - /* add previously done IO, if any */ - if (io && io->bytes_done > 0) { - if (ret < 0) - ret = io->bytes_done; - else - ret += io->bytes_done; - } if (req->flags & REQ_F_CUR_POS) req->file->f_pos = kiocb->ki_pos; @@ -3004,6 +3009,7 @@ static void kiocb_done(struct kiocb *kiocb, ssize_t ret, unsigned int cflags = io_put_rw_kbuf(req); struct io_ring_ctx *ctx = req->ctx; + ret = io_fixup_rw_res(req, ret); req_set_fail(req); if (!(issue_flags & IO_URING_F_NONBLOCK)) { mutex_lock(&ctx->uring_lock); @@ -3600,6 +3606,7 @@ static int io_read(struct io_kiocb *req, unsigned int issue_flags) return -EAGAIN; } + req->result = iov_iter_count(iter); /* * Now retry read with the IOCB_WAITQ parts set in the iocb. If * we get -EIOCBQUEUED, then we'll get a notification when the @@ -4762,7 +4769,8 @@ static int io_setup_async_msg(struct io_kiocb *req, async_msg = req->async_data; req->flags |= REQ_F_NEED_CLEANUP; memcpy(async_msg, kmsg, sizeof(*kmsg)); - async_msg->msg.msg_name = &async_msg->addr; + if (async_msg->msg.msg_name) + async_msg->msg.msg_name = &async_msg->addr; /* if were using fast_iov, set it to the new one */ if (!async_msg->free_iov) async_msg->msg.msg_iter.iov = async_msg->fast_iov; @@ -8065,6 +8073,7 @@ static int __io_sqe_files_scm(struct io_ring_ctx *ctx, int nr, int offset) } skb->sk = sk; + skb->scm_io_uring = 1; nr_files = 0; fpl->user = get_uid(current_user()); @@ -9301,11 +9310,6 @@ static void io_ring_ctx_free(struct io_ring_ctx *ctx) { io_sq_thread_finish(ctx); - if (ctx->mm_account) { - mmdrop(ctx->mm_account); - ctx->mm_account = NULL; - } - /* __io_rsrc_put_work() may need uring_lock to progress, wait w/o it */ io_wait_rsrc_data(ctx->buf_data); io_wait_rsrc_data(ctx->file_data); @@ -9341,6 +9345,11 @@ static void io_ring_ctx_free(struct io_ring_ctx *ctx) #endif WARN_ON_ONCE(!list_empty(&ctx->ltimeout_list)); + if (ctx->mm_account) { + mmdrop(ctx->mm_account); + ctx->mm_account = NULL; + } + io_mem_free(ctx->rings); io_mem_free(ctx->sq_sqes); diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c index 69538061c551..ac328e332124 100644 --- a/fs/jbd2/commit.c +++ b/fs/jbd2/commit.c @@ -581,7 +581,7 @@ void jbd2_journal_commit_transaction(journal_t *journal) journal->j_running_transaction = NULL; start_time = ktime_get(); commit_transaction->t_log_start = journal->j_head; - wake_up(&journal->j_wait_transaction_locked); + wake_up_all(&journal->j_wait_transaction_locked); write_unlock(&journal->j_state_lock); jbd_debug(3, "JBD2: commit phase 2a\n"); diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c index 1f8493ef181d..097ba728d516 100644 --- a/fs/jbd2/journal.c +++ b/fs/jbd2/journal.c @@ -924,10 +924,16 @@ int jbd2_fc_wait_bufs(journal_t *journal, int num_blks) for (i = j_fc_off - 1; i >= j_fc_off - num_blks; i--) { bh = journal->j_fc_wbuf[i]; wait_on_buffer(bh); + /* + * Update j_fc_off so jbd2_fc_release_bufs can release remain + * buffer head. + */ + if (unlikely(!buffer_uptodate(bh))) { + journal->j_fc_off = i + 1; + return -EIO; + } put_bh(bh); journal->j_fc_wbuf[i] = NULL; - if (unlikely(!buffer_uptodate(bh))) - return -EIO; } return 0; diff --git a/fs/jbd2/recovery.c b/fs/jbd2/recovery.c index 8ca3527189f8..3c5dd010e39d 100644 --- a/fs/jbd2/recovery.c +++ b/fs/jbd2/recovery.c @@ -256,6 +256,7 @@ static int fc_do_one_pass(journal_t *journal, err = journal->j_fc_replay_callback(journal, bh, pass, next_fc_block - journal->j_fc_first, expected_commit_id); + brelse(bh); next_fc_block++; if (err < 0 || err == JBD2_FC_REPLAY_STOP) break; diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c index 53cb236b53db..a57c0c8c63c4 100644 --- a/fs/jbd2/transaction.c +++ b/fs/jbd2/transaction.c @@ -173,7 +173,7 @@ static void wait_transaction_locked(journal_t *journal) int need_to_start; tid_t tid = journal->j_running_transaction->t_tid; - prepare_to_wait(&journal->j_wait_transaction_locked, &wait, + prepare_to_wait_exclusive(&journal->j_wait_transaction_locked, &wait, TASK_UNINTERRUPTIBLE); need_to_start = !tid_geq(journal->j_commit_request, tid); read_unlock(&journal->j_state_lock); @@ -199,7 +199,7 @@ static void wait_transaction_switching(journal_t *journal) read_unlock(&journal->j_state_lock); return; } - prepare_to_wait(&journal->j_wait_transaction_locked, &wait, + prepare_to_wait_exclusive(&journal->j_wait_transaction_locked, &wait, TASK_UNINTERRUPTIBLE); read_unlock(&journal->j_state_lock); /* @@ -911,7 +911,7 @@ void jbd2_journal_unlock_updates (journal_t *journal) write_lock(&journal->j_state_lock); --journal->j_barrier_count; write_unlock(&journal->j_state_lock); - wake_up(&journal->j_wait_transaction_locked); + wake_up_all(&journal->j_wait_transaction_locked); } static void warn_dirty_buffer(struct buffer_head *bh) diff --git a/fs/ksmbd/server.c b/fs/ksmbd/server.c index 36d368e59a64..976d09aaee70 100644 --- a/fs/ksmbd/server.c +++ b/fs/ksmbd/server.c @@ -235,10 +235,8 @@ static void __handle_ksmbd_work(struct ksmbd_work *work, if (work->sess && work->sess->enc && work->encrypted && conn->ops->encrypt_resp) { rc = conn->ops->encrypt_resp(work); - if (rc < 0) { + if (rc < 0) conn->ops->set_rsp_status(work, STATUS_DATA_ERROR); - goto send; - } } ksmbd_conn_write(work); diff --git a/fs/ksmbd/smb2pdu.c b/fs/ksmbd/smb2pdu.c index 55ee639703ff..bec9a84572c0 100644 --- a/fs/ksmbd/smb2pdu.c +++ b/fs/ksmbd/smb2pdu.c @@ -7617,11 +7617,16 @@ int smb2_ioctl(struct ksmbd_work *work) goto out; } - if (in_buf_len < sizeof(struct validate_negotiate_info_req)) - return -EINVAL; + if (in_buf_len < offsetof(struct validate_negotiate_info_req, + Dialects)) { + ret = -EINVAL; + goto out; + } - if (out_buf_len < sizeof(struct validate_negotiate_info_rsp)) - return -EINVAL; + if (out_buf_len < sizeof(struct validate_negotiate_info_rsp)) { + ret = -EINVAL; + goto out; + } ret = fsctl_validate_negotiate_info(conn, (struct validate_negotiate_info_req *)&req->Buffer[0], diff --git a/fs/ksmbd/smb_common.c b/fs/ksmbd/smb_common.c index 31da57d375db..22f460984742 100644 --- a/fs/ksmbd/smb_common.c +++ b/fs/ksmbd/smb_common.c @@ -4,6 +4,8 @@ * Copyright (C) 2018 Namjae Jeon <linkinjeon@xxxxxxxxxx> */ +#include <linux/user_namespace.h> + #include "smb_common.h" #include "server.h" #include "misc.h" @@ -624,8 +626,8 @@ int ksmbd_override_fsids(struct ksmbd_work *work) if (!cred) return -ENOMEM; - cred->fsuid = make_kuid(current_user_ns(), uid); - cred->fsgid = make_kgid(current_user_ns(), gid); + cred->fsuid = make_kuid(&init_user_ns, uid); + cred->fsgid = make_kgid(&init_user_ns, gid); gi = groups_alloc(0); if (!gi) { diff --git a/fs/nfsd/nfs3proc.c b/fs/nfsd/nfs3proc.c index 936eebd4c56d..eaf785aec070 100644 --- a/fs/nfsd/nfs3proc.c +++ b/fs/nfsd/nfs3proc.c @@ -146,7 +146,6 @@ nfsd3_proc_read(struct svc_rqst *rqstp) { struct nfsd3_readargs *argp = rqstp->rq_argp; struct nfsd3_readres *resp = rqstp->rq_resp; - u32 max_blocksize = svc_max_payload(rqstp); unsigned int len; int v; @@ -155,7 +154,8 @@ nfsd3_proc_read(struct svc_rqst *rqstp) (unsigned long) argp->count, (unsigned long long) argp->offset); - argp->count = min_t(u32, argp->count, max_blocksize); + argp->count = min_t(u32, argp->count, svc_max_payload(rqstp)); + argp->count = min_t(u32, argp->count, rqstp->rq_res.buflen); if (argp->offset > (u64)OFFSET_MAX) argp->offset = (u64)OFFSET_MAX; if (argp->offset + argp->count > (u64)OFFSET_MAX) @@ -447,13 +447,14 @@ static void nfsd3_init_dirlist_pages(struct svc_rqst *rqstp, { struct xdr_buf *buf = &resp->dirlist; struct xdr_stream *xdr = &resp->xdr; - - count = clamp(count, (u32)(XDR_UNIT * 2), svc_max_payload(rqstp)); + unsigned int sendbuf = min_t(unsigned int, rqstp->rq_res.buflen, + svc_max_payload(rqstp)); memset(buf, 0, sizeof(*buf)); /* Reserve room for the NULL ptr & eof flag (-2 words) */ - buf->buflen = count - XDR_UNIT * 2; + buf->buflen = clamp(count, (u32)(XDR_UNIT * 2), sendbuf); + buf->buflen -= XDR_UNIT * 2; buf->pages = rqstp->rq_next_page; rqstp->rq_next_page += (buf->buflen + PAGE_SIZE - 1) >> PAGE_SHIFT; diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c index f7584787dab2..09dd70f79158 100644 --- a/fs/nfsd/nfs4proc.c +++ b/fs/nfsd/nfs4proc.c @@ -2493,9 +2493,6 @@ nfsd4_proc_compound(struct svc_rqst *rqstp) status = nfserr_minor_vers_mismatch; if (nfsd_minorversion(nn, args->minorversion, NFSD_TEST) <= 0) goto out; - status = nfserr_resource; - if (args->opcnt > NFSD_MAX_OPS_PER_COMPOUND) - goto out; status = nfs41_check_op_ordering(args); if (status) { @@ -2508,10 +2505,20 @@ nfsd4_proc_compound(struct svc_rqst *rqstp) rqstp->rq_lease_breaker = (void **)&cstate->clp; - trace_nfsd_compound(rqstp, args->opcnt); + trace_nfsd_compound(rqstp, args->client_opcnt); while (!status && resp->opcnt < args->opcnt) { op = &args->ops[resp->opcnt++]; + if (unlikely(resp->opcnt == NFSD_MAX_OPS_PER_COMPOUND)) { + /* If there are still more operations to process, + * stop here and report NFS4ERR_RESOURCE. */ + if (cstate->minorversion == 0 && + args->client_opcnt > resp->opcnt) { + op->status = nfserr_resource; + goto encode_op; + } + } + /* * The XDR decode routines may have pre-set op->status; * for example, if there is a miscellaneous XDR error @@ -2587,8 +2594,8 @@ nfsd4_proc_compound(struct svc_rqst *rqstp) status = op->status; } - trace_nfsd_compound_status(args->opcnt, resp->opcnt, status, - nfsd4_op_name(op->opnum)); + trace_nfsd_compound_status(args->client_opcnt, resp->opcnt, + status, nfsd4_op_name(op->opnum)); nfsd4_cstate_clear_replay(cstate); nfsd4_increment_op_stats(op->opnum); diff --git a/fs/nfsd/nfs4recover.c b/fs/nfsd/nfs4recover.c index c634483d85d2..8f24485e0f04 100644 --- a/fs/nfsd/nfs4recover.c +++ b/fs/nfsd/nfs4recover.c @@ -815,8 +815,10 @@ __cld_pipe_inprogress_downcall(const struct cld_msg_v2 __user *cmsg, princhash.data = memdup_user( &ci->cc_princhash.cp_data, princhashlen); - if (IS_ERR_OR_NULL(princhash.data)) + if (IS_ERR_OR_NULL(princhash.data)) { + kfree(name.data); return -EFAULT; + } princhash.len = princhashlen; } else princhash.len = 0; diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index f9e2fa9cfbec..7b763f146b62 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -961,6 +961,7 @@ static struct nfs4_ol_stateid * nfs4_alloc_open_stateid(struct nfs4_client *clp) static void nfs4_free_deleg(struct nfs4_stid *stid) { + WARN_ON(!list_empty(&stid->sc_cp_list)); kmem_cache_free(deleg_slab, stid); atomic_long_dec(&num_delegations); } @@ -1374,6 +1375,7 @@ static void nfs4_free_ol_stateid(struct nfs4_stid *stid) release_all_access(stp); if (stp->st_stateowner) nfs4_put_stateowner(stp->st_stateowner); + WARN_ON(!list_empty(&stid->sc_cp_list)); kmem_cache_free(stateid_slab, stid); } @@ -6389,6 +6391,7 @@ static void nfsd4_close_open_stateid(struct nfs4_ol_stateid *s) struct nfs4_client *clp = s->st_stid.sc_client; bool unhashed; LIST_HEAD(reaplist); + struct nfs4_ol_stateid *stp; spin_lock(&clp->cl_lock); unhashed = unhash_open_stateid(s, &reaplist); @@ -6397,6 +6400,8 @@ static void nfsd4_close_open_stateid(struct nfs4_ol_stateid *s) if (unhashed) put_ol_stateid_locked(s, &reaplist); spin_unlock(&clp->cl_lock); + list_for_each_entry(stp, &reaplist, st_locks) + nfs4_free_cpntf_statelist(clp->net, &stp->st_stid); free_ol_stateid_reaplist(&reaplist); } else { spin_unlock(&clp->cl_lock); diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index f6d385e0efec..e0409f6cdfd5 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -2349,16 +2349,11 @@ nfsd4_decode_compound(struct nfsd4_compoundargs *argp) if (xdr_stream_decode_u32(argp->xdr, &argp->minorversion) < 0) return 0; - if (xdr_stream_decode_u32(argp->xdr, &argp->opcnt) < 0) + if (xdr_stream_decode_u32(argp->xdr, &argp->client_opcnt) < 0) return 0; - /* - * NFS4ERR_RESOURCE is a more helpful error than GARBAGE_ARGS - * here, so we return success at the xdr level so that - * nfsd4_proc can handle this is an NFS-level error. - */ - if (argp->opcnt > NFSD_MAX_OPS_PER_COMPOUND) - return 1; + argp->opcnt = min_t(u32, argp->client_opcnt, + NFSD_MAX_OPS_PER_COMPOUND); if (argp->opcnt > ARRAY_SIZE(argp->iops)) { argp->ops = kzalloc(argp->opcnt * sizeof(*argp->ops), GFP_KERNEL); @@ -3993,7 +3988,7 @@ nfsd4_encode_read(struct nfsd4_compoundres *resp, __be32 nfserr, if (resp->xdr->buf->page_len && test_bit(RQ_SPLICE_OK, &resp->rqstp->rq_flags)) { WARN_ON_ONCE(1); - return nfserr_resource; + return nfserr_serverfault; } xdr_commit_encode(xdr); diff --git a/fs/nfsd/nfsproc.c b/fs/nfsd/nfsproc.c index 9700ad433b49..b009da1dcbb5 100644 --- a/fs/nfsd/nfsproc.c +++ b/fs/nfsd/nfsproc.c @@ -182,6 +182,7 @@ nfsd_proc_read(struct svc_rqst *rqstp) argp->count, argp->offset); argp->count = min_t(u32, argp->count, NFSSVC_MAXBLKSIZE_V2); + argp->count = min_t(u32, argp->count, rqstp->rq_res.buflen); v = 0; len = argp->count; @@ -556,12 +557,11 @@ static void nfsd_init_dirlist_pages(struct svc_rqst *rqstp, struct xdr_buf *buf = &resp->dirlist; struct xdr_stream *xdr = &resp->xdr; - count = clamp(count, (u32)(XDR_UNIT * 2), svc_max_payload(rqstp)); - memset(buf, 0, sizeof(*buf)); /* Reserve room for the NULL ptr & eof flag (-2 words) */ - buf->buflen = count - XDR_UNIT * 2; + buf->buflen = clamp(count, (u32)(XDR_UNIT * 2), (u32)PAGE_SIZE); + buf->buflen -= XDR_UNIT * 2; buf->pages = rqstp->rq_next_page; rqstp->rq_next_page++; diff --git a/fs/nfsd/xdr4.h b/fs/nfsd/xdr4.h index 3e4052e3bd50..45257666a688 100644 --- a/fs/nfsd/xdr4.h +++ b/fs/nfsd/xdr4.h @@ -688,9 +688,10 @@ struct nfsd4_compoundargs { struct svcxdr_tmpbuf *to_free; struct svc_rqst *rqstp; - u32 taglen; char * tag; + u32 taglen; u32 minorversion; + u32 client_opcnt; u32 opcnt; struct nfsd4_op *ops; struct nfsd4_op iops[8]; diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c index b2cc1191be69..64b4a3c29878 100644 --- a/fs/ntfs3/inode.c +++ b/fs/ntfs3/inode.c @@ -1942,8 +1942,6 @@ const struct inode_operations ntfs_link_inode_operations = { .setattr = ntfs3_setattr, .listxattr = ntfs_listxattr, .permission = ntfs_permission, - .get_acl = ntfs_get_acl, - .set_acl = ntfs_set_acl, }; const struct address_space_operations ntfs_aops = { diff --git a/fs/ntfs3/xattr.c b/fs/ntfs3/xattr.c index 4652b9796995..eb799a5cdfad 100644 --- a/fs/ntfs3/xattr.c +++ b/fs/ntfs3/xattr.c @@ -623,67 +623,6 @@ int ntfs_set_acl(struct user_namespace *mnt_userns, struct inode *inode, return ntfs_set_acl_ex(mnt_userns, inode, acl, type, false); } -static int ntfs_xattr_get_acl(struct user_namespace *mnt_userns, - struct inode *inode, int type, void *buffer, - size_t size) -{ - struct posix_acl *acl; - int err; - - if (!(inode->i_sb->s_flags & SB_POSIXACL)) { - ntfs_inode_warn(inode, "add mount option \"acl\" to use acl"); - return -EOPNOTSUPP; - } - - acl = ntfs_get_acl(inode, type, false); - if (IS_ERR(acl)) - return PTR_ERR(acl); - - if (!acl) - return -ENODATA; - - err = posix_acl_to_xattr(&init_user_ns, acl, buffer, size); - posix_acl_release(acl); - - return err; -} - -static int ntfs_xattr_set_acl(struct user_namespace *mnt_userns, - struct inode *inode, int type, const void *value, - size_t size) -{ - struct posix_acl *acl; - int err; - - if (!(inode->i_sb->s_flags & SB_POSIXACL)) { - ntfs_inode_warn(inode, "add mount option \"acl\" to use acl"); - return -EOPNOTSUPP; - } - - if (!inode_owner_or_capable(mnt_userns, inode)) - return -EPERM; - - if (!value) { - acl = NULL; - } else { - acl = posix_acl_from_xattr(&init_user_ns, value, size); - if (IS_ERR(acl)) - return PTR_ERR(acl); - - if (acl) { - err = posix_acl_valid(&init_user_ns, acl); - if (err) - goto release_and_out; - } - } - - err = ntfs_set_acl(mnt_userns, inode, acl, type); - -release_and_out: - posix_acl_release(acl); - return err; -} - /* * ntfs_init_acl - Initialize the ACLs of a new inode. * @@ -850,23 +789,6 @@ static int ntfs_getxattr(const struct xattr_handler *handler, struct dentry *de, goto out; } -#ifdef CONFIG_NTFS3_FS_POSIX_ACL - if ((name_len == sizeof(XATTR_NAME_POSIX_ACL_ACCESS) - 1 && - !memcmp(name, XATTR_NAME_POSIX_ACL_ACCESS, - sizeof(XATTR_NAME_POSIX_ACL_ACCESS))) || - (name_len == sizeof(XATTR_NAME_POSIX_ACL_DEFAULT) - 1 && - !memcmp(name, XATTR_NAME_POSIX_ACL_DEFAULT, - sizeof(XATTR_NAME_POSIX_ACL_DEFAULT)))) { - /* TODO: init_user_ns? */ - err = ntfs_xattr_get_acl( - &init_user_ns, inode, - name_len == sizeof(XATTR_NAME_POSIX_ACL_ACCESS) - 1 - ? ACL_TYPE_ACCESS - : ACL_TYPE_DEFAULT, - buffer, size); - goto out; - } -#endif /* Deal with NTFS extended attribute. */ err = ntfs_get_ea(inode, name, name_len, buffer, size, NULL); @@ -979,22 +901,6 @@ static noinline int ntfs_setxattr(const struct xattr_handler *handler, goto out; } -#ifdef CONFIG_NTFS3_FS_POSIX_ACL - if ((name_len == sizeof(XATTR_NAME_POSIX_ACL_ACCESS) - 1 && - !memcmp(name, XATTR_NAME_POSIX_ACL_ACCESS, - sizeof(XATTR_NAME_POSIX_ACL_ACCESS))) || - (name_len == sizeof(XATTR_NAME_POSIX_ACL_DEFAULT) - 1 && - !memcmp(name, XATTR_NAME_POSIX_ACL_DEFAULT, - sizeof(XATTR_NAME_POSIX_ACL_DEFAULT)))) { - err = ntfs_xattr_set_acl( - mnt_userns, inode, - name_len == sizeof(XATTR_NAME_POSIX_ACL_ACCESS) - 1 - ? ACL_TYPE_ACCESS - : ACL_TYPE_DEFAULT, - value, size); - goto out; - } -#endif /* Deal with NTFS extended attribute. */ err = ntfs_set_ea(inode, name, name_len, value, size, flags); @@ -1082,7 +988,7 @@ static bool ntfs_xattr_user_list(struct dentry *dentry) } // clang-format off -static const struct xattr_handler ntfs_xattr_handler = { +static const struct xattr_handler ntfs_other_xattr_handler = { .prefix = "", .get = ntfs_getxattr, .set = ntfs_setxattr, @@ -1090,7 +996,11 @@ static const struct xattr_handler ntfs_xattr_handler = { }; const struct xattr_handler *ntfs_xattr_handlers[] = { - &ntfs_xattr_handler, +#ifdef CONFIG_NTFS3_FS_POSIX_ACL + &posix_acl_access_xattr_handler, + &posix_acl_default_xattr_handler, +#endif + &ntfs_other_xattr_handler, NULL, }; // clang-format on diff --git a/fs/open.c b/fs/open.c index 1ba1d2ab2ef0..5e322f188e83 100644 --- a/fs/open.c +++ b/fs/open.c @@ -786,7 +786,9 @@ static int do_dentry_open(struct file *f, return 0; } - if (f->f_mode & FMODE_WRITE && !special_file(inode->i_mode)) { + if ((f->f_mode & (FMODE_READ | FMODE_WRITE)) == FMODE_READ) { + i_readcount_inc(inode); + } else if (f->f_mode & FMODE_WRITE && !special_file(inode->i_mode)) { error = get_write_access(inode); if (unlikely(error)) goto cleanup_file; @@ -826,8 +828,6 @@ static int do_dentry_open(struct file *f, goto cleanup_all; } f->f_mode |= FMODE_OPENED; - if ((f->f_mode & (FMODE_READ | FMODE_WRITE)) == FMODE_READ) - i_readcount_inc(inode); if ((f->f_mode & FMODE_READ) && likely(f->f_op->read || f->f_op->read_iter)) f->f_mode |= FMODE_CAN_READ; @@ -880,10 +880,7 @@ static int do_dentry_open(struct file *f, if (WARN_ON_ONCE(error > 0)) error = -EINVAL; fops_put(f->f_op); - if (f->f_mode & FMODE_WRITER) { - put_write_access(inode); - __mnt_drop_write(f->f_path.mnt); - } + put_file_access(f); cleanup_file: path_put(&f->f_path); f->f_path.mnt = NULL; diff --git a/fs/quota/quota_tree.c b/fs/quota/quota_tree.c index 5f2405994280..7e65d67de9f3 100644 --- a/fs/quota/quota_tree.c +++ b/fs/quota/quota_tree.c @@ -71,6 +71,35 @@ static ssize_t write_blk(struct qtree_mem_dqinfo *info, uint blk, char *buf) return ret; } +static inline int do_check_range(struct super_block *sb, const char *val_name, + uint val, uint min_val, uint max_val) +{ + if (val < min_val || val > max_val) { + quota_error(sb, "Getting %s %u out of range %u-%u", + val_name, val, min_val, max_val); + return -EUCLEAN; + } + + return 0; +} + +static int check_dquot_block_header(struct qtree_mem_dqinfo *info, + struct qt_disk_dqdbheader *dh) +{ + int err = 0; + + err = do_check_range(info->dqi_sb, "dqdh_next_free", + le32_to_cpu(dh->dqdh_next_free), 0, + info->dqi_blocks - 1); + if (err) + return err; + err = do_check_range(info->dqi_sb, "dqdh_prev_free", + le32_to_cpu(dh->dqdh_prev_free), 0, + info->dqi_blocks - 1); + + return err; +} + /* Remove empty block from list and return it */ static int get_free_dqblk(struct qtree_mem_dqinfo *info) { @@ -85,6 +114,9 @@ static int get_free_dqblk(struct qtree_mem_dqinfo *info) ret = read_blk(info, blk, buf); if (ret < 0) goto out_buf; + ret = check_dquot_block_header(info, dh); + if (ret) + goto out_buf; info->dqi_free_blk = le32_to_cpu(dh->dqdh_next_free); } else { @@ -232,6 +264,9 @@ static uint find_free_dqentry(struct qtree_mem_dqinfo *info, *err = read_blk(info, blk, buf); if (*err < 0) goto out_buf; + *err = check_dquot_block_header(info, dh); + if (*err) + goto out_buf; } else { blk = get_free_dqblk(info); if ((int)blk < 0) { @@ -424,6 +459,9 @@ static int free_dqentry(struct qtree_mem_dqinfo *info, struct dquot *dquot, goto out_buf; } dh = (struct qt_disk_dqdbheader *)buf; + ret = check_dquot_block_header(info, dh); + if (ret) + goto out_buf; le16_add_cpu(&dh->dqdh_entries, -1); if (!le16_to_cpu(dh->dqdh_entries)) { /* Block got free? */ ret = remove_free_dqentry(info, buf, blk); diff --git a/fs/splice.c b/fs/splice.c index 3abcd7fbc9f2..5dbce4dcc1a7 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -814,15 +814,17 @@ ssize_t splice_direct_to_actor(struct file *in, struct splice_desc *sd, { struct pipe_inode_info *pipe; long ret, bytes; + umode_t i_mode; size_t len; int i, flags, more; /* - * We require the input to be seekable, as we don't want to randomly - * drop data for eg socket -> socket splicing. Use the piped splicing - * for that! + * We require the input being a regular file, as we don't want to + * randomly drop data for eg socket -> socket splicing. Use the + * piped splicing for that! */ - if (unlikely(!(in->f_mode & FMODE_LSEEK))) + i_mode = file_inode(in)->i_mode; + if (unlikely(!S_ISREG(i_mode) && !S_ISBLK(i_mode))) return -EINVAL; /* diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c index 22bf14ab2d16..b56e8e31d967 100644 --- a/fs/userfaultfd.c +++ b/fs/userfaultfd.c @@ -982,7 +982,7 @@ static int resolve_userfault_fork(struct userfaultfd_ctx *new, int fd; fd = anon_inode_getfd_secure("[userfaultfd]", &userfaultfd_fops, new, - O_RDWR | (new->flags & UFFD_SHARED_FCNTL_FLAGS), inode); + O_RDONLY | (new->flags & UFFD_SHARED_FCNTL_FLAGS), inode); if (fd < 0) return fd; @@ -2097,7 +2097,7 @@ SYSCALL_DEFINE1(userfaultfd, int, flags) mmgrab(ctx->mm); fd = anon_inode_getfd_secure("[userfaultfd]", &userfaultfd_fops, ctx, - O_RDWR | (flags & UFFD_SHARED_FCNTL_FLAGS), NULL); + O_RDONLY | (flags & UFFD_SHARED_FCNTL_FLAGS), NULL); if (fd < 0) { mmdrop(ctx->mm); kmem_cache_free(userfaultfd_ctx_cachep, ctx); diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index 5410bf0ab426..df1d6be61bfa 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -642,7 +642,7 @@ xfs_fs_destroy_inode( static void xfs_fs_dirty_inode( struct inode *inode, - int flag) + int flags) { struct xfs_inode *ip = XFS_I(inode); struct xfs_mount *mp = ip->i_mount; @@ -650,7 +650,13 @@ xfs_fs_dirty_inode( if (!(inode->i_sb->s_flags & SB_LAZYTIME)) return; - if (flag != I_DIRTY_SYNC || !(inode->i_state & I_DIRTY_TIME)) + + /* + * Only do the timestamp update if the inode is dirty (I_DIRTY_SYNC) + * and has dirty timestamp (I_DIRTY_TIME). I_DIRTY_TIME can be passed + * in flags possibly together with I_DIRTY_SYNC. + */ + if ((flags & ~I_DIRTY_TIME) != I_DIRTY_SYNC || !(flags & I_DIRTY_TIME)) return; if (xfs_trans_alloc(mp, &M_RES(mp)->tr_fsyncts, 0, 0, 0, &tp)) diff --git a/include/linux/ata.h b/include/linux/ata.h index 1b44f40c7700..3b1ad57d0e01 100644 --- a/include/linux/ata.h +++ b/include/linux/ata.h @@ -565,6 +565,18 @@ struct ata_bmdma_prd { ((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \ ((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \ ((id)[ATA_ID_FEATURE_SUPP] & (1 << 2))) +#define ata_id_has_devslp(id) \ + ((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \ + ((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \ + ((id)[ATA_ID_FEATURE_SUPP] & (1 << 8))) +#define ata_id_has_ncq_autosense(id) \ + ((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \ + ((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \ + ((id)[ATA_ID_FEATURE_SUPP] & (1 << 7))) +#define ata_id_has_dipm(id) \ + ((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \ + ((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \ + ((id)[ATA_ID_FEATURE_SUPP] & (1 << 3))) #define ata_id_iordy_disable(id) ((id)[ATA_ID_CAPABILITY] & (1 << 10)) #define ata_id_has_iordy(id) ((id)[ATA_ID_CAPABILITY] & (1 << 11)) #define ata_id_u32(id,n) \ @@ -577,9 +589,6 @@ struct ata_bmdma_prd { #define ata_id_cdb_intr(id) (((id)[ATA_ID_CONFIG] & 0x60) == 0x20) #define ata_id_has_da(id) ((id)[ATA_ID_SATA_CAPABILITY_2] & (1 << 4)) -#define ata_id_has_devslp(id) ((id)[ATA_ID_FEATURE_SUPP] & (1 << 8)) -#define ata_id_has_ncq_autosense(id) \ - ((id)[ATA_ID_FEATURE_SUPP] & (1 << 7)) static inline bool ata_id_has_hipm(const u16 *id) { @@ -591,17 +600,6 @@ static inline bool ata_id_has_hipm(const u16 *id) return val & (1 << 9); } -static inline bool ata_id_has_dipm(const u16 *id) -{ - u16 val = id[ATA_ID_FEATURE_SUPP]; - - if (val == 0 || val == 0xffff) - return false; - - return val & (1 << 3); -} - - static inline bool ata_id_has_fua(const u16 *id) { if ((id[ATA_ID_CFSSE] & 0xC000) != 0x4000) @@ -770,16 +768,21 @@ static inline bool ata_id_has_read_log_dma_ext(const u16 *id) static inline bool ata_id_has_sense_reporting(const u16 *id) { - if (!(id[ATA_ID_CFS_ENABLE_2] & (1 << 15))) + if (!(id[ATA_ID_CFS_ENABLE_2] & BIT(15))) + return false; + if ((id[ATA_ID_COMMAND_SET_3] & (BIT(15) | BIT(14))) != BIT(14)) return false; - return id[ATA_ID_COMMAND_SET_3] & (1 << 6); + return id[ATA_ID_COMMAND_SET_3] & BIT(6); } static inline bool ata_id_sense_reporting_enabled(const u16 *id) { - if (!(id[ATA_ID_CFS_ENABLE_2] & (1 << 15))) + if (!ata_id_has_sense_reporting(id)) + return false; + /* ata_id_has_sense_reporting() == true, word 86 must have bit 15 set */ + if ((id[ATA_ID_COMMAND_SET_4] & (BIT(15) | BIT(14))) != BIT(14)) return false; - return id[ATA_ID_COMMAND_SET_4] & (1 << 6); + return id[ATA_ID_COMMAND_SET_4] & BIT(6); } /** diff --git a/include/linux/bpf_verifier.h b/include/linux/bpf_verifier.h index bb1cc3fbc4ba..5625e19ae95b 100644 --- a/include/linux/bpf_verifier.h +++ b/include/linux/bpf_verifier.h @@ -192,6 +192,17 @@ struct bpf_reference_state { * is used purely to inform the user of a reference leak. */ int insn_idx; + /* There can be a case like: + * main (frame 0) + * cb (frame 1) + * func (frame 3) + * cb (frame 4) + * Hence for frame 4, if callback_ref just stored boolean, it would be + * impossible to distinguish nested callback refs. Hence store the + * frameno and compare that to callback_ref in check_reference_leak when + * exiting a callback function. + */ + int callback_ref; }; /* state of the program: diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h index dce631e678dd..8d9eec5f6d8b 100644 --- a/include/linux/dynamic_debug.h +++ b/include/linux/dynamic_debug.h @@ -55,9 +55,6 @@ struct _ddebug { #if defined(CONFIG_DYNAMIC_DEBUG_CORE) -/* exported for module authors to exercise >control */ -int dynamic_debug_exec_queries(const char *query, const char *modname); - int ddebug_add_module(struct _ddebug *tab, unsigned int n, const char *modname); extern int ddebug_remove_module(const char *mod_name); @@ -201,7 +198,7 @@ static inline int ddebug_remove_module(const char *mod) static inline int ddebug_dyndbg_module_param_cb(char *param, char *val, const char *modname) { - if (strstr(param, "dyndbg")) { + if (!strcmp(param, "dyndbg")) { /* avoid pr_warn(), which wants pr_fmt() fully defined */ printk(KERN_WARNING "dyndbg param is supported only in " "CONFIG_DYNAMIC_DEBUG builds\n"); @@ -221,12 +218,6 @@ static inline int ddebug_dyndbg_module_param_cb(char *param, char *val, rowsize, groupsize, buf, len, ascii); \ } while (0) -static inline int dynamic_debug_exec_queries(const char *query, const char *modname) -{ - pr_warn("kernel not built with CONFIG_DYNAMIC_DEBUG_CORE\n"); - return 0; -} - #endif /* !CONFIG_DYNAMIC_DEBUG_CORE */ #endif diff --git a/include/linux/eventfd.h b/include/linux/eventfd.h index 305d5f19093b..30eb30d6909b 100644 --- a/include/linux/eventfd.h +++ b/include/linux/eventfd.h @@ -46,7 +46,7 @@ void eventfd_ctx_do_read(struct eventfd_ctx *ctx, __u64 *cnt); static inline bool eventfd_signal_allowed(void) { - return !current->in_eventfd_signal; + return !current->in_eventfd; } #else /* CONFIG_EVENTFD */ diff --git a/include/linux/fs.h b/include/linux/fs.h index 76162f046670..fd4c450dc612 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -2288,13 +2288,14 @@ static inline void kiocb_clone(struct kiocb *kiocb, struct kiocb *kiocb_src, * don't have to write inode on fdatasync() when only * e.g. the timestamps have changed. * I_DIRTY_PAGES Inode has dirty pages. Inode itself may be clean. - * I_DIRTY_TIME The inode itself only has dirty timestamps, and the + * I_DIRTY_TIME The inode itself has dirty timestamps, and the * lazytime mount option is enabled. We keep track of this * separately from I_DIRTY_SYNC in order to implement * lazytime. This gets cleared if I_DIRTY_INODE - * (I_DIRTY_SYNC and/or I_DIRTY_DATASYNC) gets set. I.e. - * either I_DIRTY_TIME *or* I_DIRTY_INODE can be set in - * i_state, but not both. I_DIRTY_PAGES may still be set. + * (I_DIRTY_SYNC and/or I_DIRTY_DATASYNC) gets set. But + * I_DIRTY_TIME can still be set if I_DIRTY_SYNC is already + * in place because writeback might already be in progress + * and we don't want to lose the time update * I_NEW Serves as both a mutex and completion notification. * New inodes set I_NEW. If two processes both create * the same inode, one of them will release its inode and diff --git a/include/linux/iova.h b/include/linux/iova.h index 71d8a2de6635..6b6cc104e300 100644 --- a/include/linux/iova.h +++ b/include/linux/iova.h @@ -133,7 +133,7 @@ static inline unsigned long iova_pfn(struct iova_domain *iovad, dma_addr_t iova) return iova >> iova_shift(iovad); } -#if IS_ENABLED(CONFIG_IOMMU_IOVA) +#if IS_REACHABLE(CONFIG_IOMMU_IOVA) int iova_cache_get(void); void iova_cache_put(void); diff --git a/include/linux/once.h b/include/linux/once.h index d361fb14ac3a..1528625087b6 100644 --- a/include/linux/once.h +++ b/include/linux/once.h @@ -5,10 +5,18 @@ #include <linux/types.h> #include <linux/jump_label.h> +/* Helpers used from arbitrary contexts. + * Hard irqs are blocked, be cautious. + */ bool __do_once_start(bool *done, unsigned long *flags); void __do_once_done(bool *done, struct static_key_true *once_key, unsigned long *flags, struct module *mod); +/* Variant for process contexts only. */ +bool __do_once_slow_start(bool *done); +void __do_once_slow_done(bool *done, struct static_key_true *once_key, + struct module *mod); + /* Call a function exactly once. The idea of DO_ONCE() is to perform * a function call such as initialization of random seeds, etc, only * once, where DO_ONCE() can live in the fast-path. After @func has @@ -52,9 +60,29 @@ void __do_once_done(bool *done, struct static_key_true *once_key, ___ret; \ }) +/* Variant of DO_ONCE() for process/sleepable contexts. */ +#define DO_ONCE_SLOW(func, ...) \ + ({ \ + bool ___ret = false; \ + static bool __section(".data.once") ___done = false; \ + static DEFINE_STATIC_KEY_TRUE(___once_key); \ + if (static_branch_unlikely(&___once_key)) { \ + ___ret = __do_once_slow_start(&___done); \ + if (unlikely(___ret)) { \ + func(__VA_ARGS__); \ + __do_once_slow_done(&___done, &___once_key, \ + THIS_MODULE); \ + } \ + } \ + ___ret; \ + }) + #define get_random_once(buf, nbytes) \ DO_ONCE(get_random_bytes, (buf), (nbytes)) #define get_random_once_wait(buf, nbytes) \ DO_ONCE(get_random_bytes_wait, (buf), (nbytes)) \ +#define get_random_slow_once(buf, nbytes) \ + DO_ONCE_SLOW(get_random_bytes, (buf), (nbytes)) + #endif /* _LINUX_ONCE_H */ diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h index dac53fd3afea..2504df9a0453 100644 --- a/include/linux/ring_buffer.h +++ b/include/linux/ring_buffer.h @@ -101,7 +101,7 @@ __ring_buffer_alloc(unsigned long size, unsigned flags, struct lock_class_key *k int ring_buffer_wait(struct trace_buffer *buffer, int cpu, int full); __poll_t ring_buffer_poll_wait(struct trace_buffer *buffer, int cpu, struct file *filp, poll_table *poll_table); - +void ring_buffer_wake_waiters(struct trace_buffer *buffer, int cpu); #define RING_BUFFER_ALL_CPUS -1 diff --git a/include/linux/sched.h b/include/linux/sched.h index dcba347cbffa..e418935f8db6 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -933,7 +933,7 @@ struct task_struct { #endif #ifdef CONFIG_EVENTFD /* Recursion prevention for eventfd_signal() */ - unsigned in_eventfd_signal:1; + unsigned in_eventfd:1; #endif unsigned long atomic_flags; /* Flags requiring atomic access. */ diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h index 5db211f43b29..68abc6bdd891 100644 --- a/include/linux/serial_8250.h +++ b/include/linux/serial_8250.h @@ -74,6 +74,7 @@ struct uart_8250_port; struct uart_8250_ops { int (*setup_irq)(struct uart_8250_port *); void (*release_irq)(struct uart_8250_port *); + void (*setup_timer)(struct uart_8250_port *); }; struct uart_8250_em485 { diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 8757b4a6be31..86fa187f6d65 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -100,7 +100,7 @@ struct uart_icount { __u32 buf_overrun; }; -typedef unsigned int __bitwise upf_t; +typedef u64 __bitwise upf_t; typedef unsigned int __bitwise upstat_t; struct uart_port { @@ -207,6 +207,7 @@ struct uart_port { #define UPF_FIXED_PORT ((__force upf_t) (1 << 29)) #define UPF_DEAD ((__force upf_t) (1 << 30)) #define UPF_IOREMAP ((__force upf_t) (1 << 31)) +#define UPF_FULL_PROBE ((__force upf_t) (1ULL << 32)) #define __UPF_CHANGE_MASK 0x17fff #define UPF_CHANGE_MASK ((__force upf_t) __UPF_CHANGE_MASK) diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index cfb889f66c70..19e595cab23a 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -725,6 +725,7 @@ typedef unsigned char *sk_buff_data_t; * @csum_level: indicates the number of consecutive checksums found in * the packet minus one that have been verified as * CHECKSUM_UNNECESSARY (max 3) + * @scm_io_uring: SKB holds io_uring registered files * @dst_pending_confirm: need to confirm neighbour * @decrypted: Decrypted SKB * @slow_gro: state present at GRO time, slower prepare step required @@ -910,6 +911,7 @@ struct sk_buff { __u8 decrypted:1; #endif __u8 slow_gro:1; + __u8 scm_io_uring:1; #ifdef CONFIG_NET_SCHED __u16 tc_index; /* traffic control index */ diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index 01f09adccc63..045f34add206 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -566,16 +566,27 @@ static inline void svc_reserve_auth(struct svc_rqst *rqstp, int space) } /** - * svcxdr_init_decode - Prepare an xdr_stream for svc Call decoding + * svcxdr_init_decode - Prepare an xdr_stream for Call decoding * @rqstp: controlling server RPC transaction context * + * This function currently assumes the RPC header in rq_arg has + * already been decoded. Upon return, xdr->p points to the + * location of the upper layer header. */ static inline void svcxdr_init_decode(struct svc_rqst *rqstp) { struct xdr_stream *xdr = &rqstp->rq_arg_stream; - struct kvec *argv = rqstp->rq_arg.head; + struct xdr_buf *buf = &rqstp->rq_arg; + struct kvec *argv = buf->head; - xdr_init_decode(xdr, &rqstp->rq_arg, argv->iov_base, NULL); + /* + * svc_getnl() and friends do not keep the xdr_buf's ::len + * field up to date. Refresh that field before initializing + * the argument decoding stream. + */ + buf->len = buf->head->iov_len + buf->page_len + buf->tail->iov_len; + + xdr_init_decode(xdr, buf, argv->iov_base, NULL); xdr_set_scratch_page(xdr, rqstp->rq_scratch_page); } @@ -598,7 +609,7 @@ static inline void svcxdr_init_encode(struct svc_rqst *rqstp) xdr->end = resv->iov_base + PAGE_SIZE - rqstp->rq_auth_slack; buf->len = resv->iov_len; xdr->page_ptr = buf->pages - 1; - buf->buflen = PAGE_SIZE * (1 + rqstp->rq_page_end - buf->pages); + buf->buflen = PAGE_SIZE * (rqstp->rq_page_end - buf->pages); buf->buflen -= rqstp->rq_auth_slack; xdr->rqst = NULL; } diff --git a/include/linux/tcp.h b/include/linux/tcp.h index 48d8a363319e..a7ebadf83c68 100644 --- a/include/linux/tcp.h +++ b/include/linux/tcp.h @@ -265,7 +265,7 @@ struct tcp_sock { u32 packets_out; /* Packets which are "in flight" */ u32 retrans_out; /* Retransmitted packets out */ u32 max_packets_out; /* max packets_out in last window */ - u32 max_packets_seq; /* right edge of max_packets_out flight */ + u32 cwnd_usage_seq; /* right edge of cwnd usage tracking flight */ u16 urg_data; /* Saved octet of OOB data and control flags */ u8 ecn_flags; /* ECN status bits. */ diff --git a/include/linux/trace.h b/include/linux/trace.h index bf169612ffe1..b5e16e438448 100644 --- a/include/linux/trace.h +++ b/include/linux/trace.h @@ -2,8 +2,6 @@ #ifndef _LINUX_TRACE_H #define _LINUX_TRACE_H -#ifdef CONFIG_TRACING - #define TRACE_EXPORT_FUNCTION BIT(0) #define TRACE_EXPORT_EVENT BIT(1) #define TRACE_EXPORT_MARKER BIT(2) @@ -28,6 +26,8 @@ struct trace_export { int flags; }; +#ifdef CONFIG_TRACING + int register_ftrace_export(struct trace_export *export); int unregister_ftrace_export(struct trace_export *export); @@ -48,6 +48,38 @@ void osnoise_arch_unregister(void); void osnoise_trace_irq_entry(int id); void osnoise_trace_irq_exit(int id, const char *desc); +#else /* CONFIG_TRACING */ +static inline int register_ftrace_export(struct trace_export *export) +{ + return -EINVAL; +} +static inline int unregister_ftrace_export(struct trace_export *export) +{ + return 0; +} +static inline void trace_printk_init_buffers(void) +{ +} +static inline int trace_array_printk(struct trace_array *tr, unsigned long ip, + const char *fmt, ...) +{ + return 0; +} +static inline int trace_array_init_printk(struct trace_array *tr) +{ + return -EINVAL; +} +static inline void trace_array_put(struct trace_array *tr) +{ +} +static inline struct trace_array *trace_array_get_by_name(const char *name) +{ + return NULL; +} +static inline int trace_array_destroy(struct trace_array *tr) +{ + return 0; +} #endif /* CONFIG_TRACING */ #endif /* _LINUX_TRACE_H */ diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h index 57113190448c..ff137179e0c3 100644 --- a/include/linux/trace_events.h +++ b/include/linux/trace_events.h @@ -91,6 +91,7 @@ struct trace_iterator { unsigned int temp_size; char *fmt; /* modified format holder */ unsigned int fmt_size; + long wait_index; /* trace_seq for __print_flags() and __print_symbolic() etc. */ struct trace_seq tmp_seq; diff --git a/include/net/ieee802154_netdev.h b/include/net/ieee802154_netdev.h index a8994f307fc3..03b64bf876a4 100644 --- a/include/net/ieee802154_netdev.h +++ b/include/net/ieee802154_netdev.h @@ -185,21 +185,27 @@ static inline int ieee802154_sockaddr_check_size(struct sockaddr_ieee802154 *daddr, int len) { struct ieee802154_addr_sa *sa; + int ret = 0; sa = &daddr->addr; if (len < IEEE802154_MIN_NAMELEN) return -EINVAL; switch (sa->addr_type) { + case IEEE802154_ADDR_NONE: + break; case IEEE802154_ADDR_SHORT: if (len < IEEE802154_NAMELEN_SHORT) - return -EINVAL; + ret = -EINVAL; break; case IEEE802154_ADDR_LONG: if (len < IEEE802154_NAMELEN_LONG) - return -EINVAL; + ret = -EINVAL; + break; + default: + ret = -EINVAL; break; } - return 0; + return ret; } static inline void ieee802154_addr_from_sa(struct ieee802154_addr *a, diff --git a/include/net/tcp.h b/include/net/tcp.h index d3646645cb9e..d2de3b7788a9 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -1281,11 +1281,14 @@ static inline bool tcp_is_cwnd_limited(const struct sock *sk) { const struct tcp_sock *tp = tcp_sk(sk); + if (tp->is_cwnd_limited) + return true; + /* If in slow start, ensure cwnd grows to twice what was ACKed. */ if (tcp_in_slow_start(tp)) return tcp_snd_cwnd(tp) < 2 * tp->max_packets_out; - return tp->is_cwnd_limited; + return false; } /* BBR congestion control needs pacing. diff --git a/include/scsi/libiscsi.h b/include/scsi/libiscsi.h index a071f6ffd7fa..5cf84228b51d 100644 --- a/include/scsi/libiscsi.h +++ b/include/scsi/libiscsi.h @@ -201,6 +201,8 @@ struct iscsi_conn { struct list_head cmdqueue; /* data-path cmd queue */ struct list_head requeue; /* tasks needing another run */ struct work_struct xmitwork; /* per-conn. xmit workqueue */ + /* recv */ + struct work_struct recvwork; unsigned long flags; /* ISCSI_CONN_FLAGs */ /* negotiated params */ @@ -441,8 +443,10 @@ extern int iscsi_conn_get_param(struct iscsi_cls_conn *cls_conn, extern int iscsi_conn_get_addr_param(struct sockaddr_storage *addr, enum iscsi_param param, char *buf); extern void iscsi_suspend_tx(struct iscsi_conn *conn); +extern void iscsi_suspend_rx(struct iscsi_conn *conn); extern void iscsi_suspend_queue(struct iscsi_conn *conn); -extern void iscsi_conn_queue_work(struct iscsi_conn *conn); +extern void iscsi_conn_queue_xmit(struct iscsi_conn *conn); +extern void iscsi_conn_queue_recv(struct iscsi_conn *conn); #define iscsi_conn_printk(prefix, _c, fmt, a...) \ iscsi_cls_conn_printk(prefix, ((struct iscsi_conn *)_c)->cls_conn, \ diff --git a/include/uapi/rdma/mlx5-abi.h b/include/uapi/rdma/mlx5-abi.h index 86be4a92b67b..a96b7d2770e1 100644 --- a/include/uapi/rdma/mlx5-abi.h +++ b/include/uapi/rdma/mlx5-abi.h @@ -104,6 +104,7 @@ enum mlx5_ib_alloc_ucontext_resp_mask { MLX5_IB_ALLOC_UCONTEXT_RESP_MASK_ECE = 1UL << 2, MLX5_IB_ALLOC_UCONTEXT_RESP_MASK_SQD2RTS = 1UL << 3, MLX5_IB_ALLOC_UCONTEXT_RESP_MASK_REAL_TIME_TS = 1UL << 4, + MLX5_IB_ALLOC_UCONTEXT_RESP_MASK_MKEY_UPDATE_TAG = 1UL << 5, }; enum mlx5_user_cmds_supp_uhw { diff --git a/kernel/bpf/bpf_local_storage.c b/kernel/bpf/bpf_local_storage.c index b305270b7a4b..de4d741d99a3 100644 --- a/kernel/bpf/bpf_local_storage.c +++ b/kernel/bpf/bpf_local_storage.c @@ -506,11 +506,11 @@ void bpf_local_storage_map_free(struct bpf_local_storage_map *smap, struct bpf_local_storage_elem, map_node))) { if (busy_counter) { migrate_disable(); - __this_cpu_inc(*busy_counter); + this_cpu_inc(*busy_counter); } bpf_selem_unlink(selem); if (busy_counter) { - __this_cpu_dec(*busy_counter); + this_cpu_dec(*busy_counter); migrate_enable(); } cond_resched_rcu(); diff --git a/kernel/bpf/bpf_task_storage.c b/kernel/bpf/bpf_task_storage.c index ebfa8bc90892..6b7bfce23915 100644 --- a/kernel/bpf/bpf_task_storage.c +++ b/kernel/bpf/bpf_task_storage.c @@ -25,20 +25,20 @@ static DEFINE_PER_CPU(int, bpf_task_storage_busy); static void bpf_task_storage_lock(void) { migrate_disable(); - __this_cpu_inc(bpf_task_storage_busy); + this_cpu_inc(bpf_task_storage_busy); } static void bpf_task_storage_unlock(void) { - __this_cpu_dec(bpf_task_storage_busy); + this_cpu_dec(bpf_task_storage_busy); migrate_enable(); } static bool bpf_task_storage_trylock(void) { migrate_disable(); - if (unlikely(__this_cpu_inc_return(bpf_task_storage_busy) != 1)) { - __this_cpu_dec(bpf_task_storage_busy); + if (unlikely(this_cpu_inc_return(bpf_task_storage_busy) != 1)) { + this_cpu_dec(bpf_task_storage_busy); migrate_enable(); return false; } diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c index 3cfba41a0829..7cb13b9f69a6 100644 --- a/kernel/bpf/btf.c +++ b/kernel/bpf/btf.c @@ -2983,7 +2983,7 @@ static int btf_struct_resolve(struct btf_verifier_env *env, if (v->next_member) { const struct btf_type *last_member_type; const struct btf_member *last_member; - u16 last_member_type_id; + u32 last_member_type_id; last_member = btf_type_member(v->t) + v->next_member - 1; last_member_type_id = last_member->type; diff --git a/kernel/bpf/hashtab.c b/kernel/bpf/hashtab.c index 47eebb88695e..e7f45a966e6b 100644 --- a/kernel/bpf/hashtab.c +++ b/kernel/bpf/hashtab.c @@ -161,17 +161,25 @@ static inline int htab_lock_bucket(const struct bpf_htab *htab, unsigned long *pflags) { unsigned long flags; + bool use_raw_lock; hash = hash & HASHTAB_MAP_LOCK_MASK; - migrate_disable(); + use_raw_lock = htab_use_raw_lock(htab); + if (use_raw_lock) + preempt_disable(); + else + migrate_disable(); if (unlikely(__this_cpu_inc_return(*(htab->map_locked[hash])) != 1)) { __this_cpu_dec(*(htab->map_locked[hash])); - migrate_enable(); + if (use_raw_lock) + preempt_enable(); + else + migrate_enable(); return -EBUSY; } - if (htab_use_raw_lock(htab)) + if (use_raw_lock) raw_spin_lock_irqsave(&b->raw_lock, flags); else spin_lock_irqsave(&b->lock, flags); @@ -184,13 +192,18 @@ static inline void htab_unlock_bucket(const struct bpf_htab *htab, struct bucket *b, u32 hash, unsigned long flags) { + bool use_raw_lock = htab_use_raw_lock(htab); + hash = hash & HASHTAB_MAP_LOCK_MASK; - if (htab_use_raw_lock(htab)) + if (use_raw_lock) raw_spin_unlock_irqrestore(&b->raw_lock, flags); else spin_unlock_irqrestore(&b->lock, flags); __this_cpu_dec(*(htab->map_locked[hash])); - migrate_enable(); + if (use_raw_lock) + preempt_enable(); + else + migrate_enable(); } static bool htab_lru_map_delete_node(void *arg, struct bpf_lru_node *node); @@ -1658,8 +1671,11 @@ __htab_map_lookup_and_delete_batch(struct bpf_map *map, /* do not grab the lock unless need it (bucket_cnt > 0). */ if (locked) { ret = htab_lock_bucket(htab, b, batch, &flags); - if (ret) - goto next_batch; + if (ret) { + rcu_read_unlock(); + bpf_enable_instrumentation(); + goto after_loop; + } } bucket_cnt = 0; diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index 99ce46f51889..aea9852f1c22 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -4100,7 +4100,9 @@ static int bpf_task_fd_query(const union bpf_attr *attr, if (attr->task_fd_query.flags != 0) return -EINVAL; + rcu_read_lock(); task = get_pid_task(find_vpid(pid), PIDTYPE_PID); + rcu_read_unlock(); if (!task) return -ENOENT; diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index 5c9ebcbf6f5f..c3a4158e838e 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -851,6 +851,7 @@ static int acquire_reference_state(struct bpf_verifier_env *env, int insn_idx) id = ++env->id_gen; state->refs[new_ofs].id = id; state->refs[new_ofs].insn_idx = insn_idx; + state->refs[new_ofs].callback_ref = state->in_callback_fn ? state->frameno : 0; return id; } @@ -863,6 +864,9 @@ static int release_reference_state(struct bpf_func_state *state, int ptr_id) last_idx = state->acquired_refs - 1; for (i = 0; i < state->acquired_refs; i++) { if (state->refs[i].id == ptr_id) { + /* Cannot release caller references in callbacks */ + if (state->in_callback_fn && state->refs[i].callback_ref != state->frameno) + return -EINVAL; if (last_idx && i != last_idx) memcpy(&state->refs[i], &state->refs[last_idx], sizeof(*state->refs)); @@ -6005,10 +6009,17 @@ static int prepare_func_exit(struct bpf_verifier_env *env, int *insn_idx) caller->regs[BPF_REG_0] = *r0; } - /* Transfer references to the caller */ - err = copy_reference_state(caller, callee); - if (err) - return err; + /* callback_fn frame should have released its own additions to parent's + * reference state at this point, or check_reference_leak would + * complain, hence it must be the same as the caller. There is no need + * to copy it back. + */ + if (!callee->in_callback_fn) { + /* Transfer references to the caller */ + err = copy_reference_state(caller, callee); + if (err) + return err; + } *insn_idx = callee->callsite + 1; if (env->log.level & BPF_LOG_LEVEL) { @@ -6129,13 +6140,20 @@ record_func_key(struct bpf_verifier_env *env, struct bpf_call_arg_meta *meta, static int check_reference_leak(struct bpf_verifier_env *env) { struct bpf_func_state *state = cur_func(env); + bool refs_lingering = false; int i; + if (state->frameno && !state->in_callback_fn) + return 0; + for (i = 0; i < state->acquired_refs; i++) { + if (state->in_callback_fn && state->refs[i].callback_ref != state->frameno) + continue; verbose(env, "Unreleased reference id=%d alloc_insn=%d\n", state->refs[i].id, state->refs[i].insn_idx); + refs_lingering = true; } - return state->acquired_refs ? -EINVAL : 0; + return refs_lingering ? -EINVAL : 0; } static int check_bpf_snprintf_call(struct bpf_verifier_env *env, @@ -11150,6 +11168,16 @@ static int do_check(struct bpf_verifier_env *env) return -EINVAL; } + /* We must do check_reference_leak here before + * prepare_func_exit to handle the case when + * state->curframe > 0, it may be a callback + * function, for which reference_state must + * match caller reference state when it exits. + */ + err = check_reference_leak(env); + if (err) + return err; + if (state->curframe) { /* exit from nested function */ err = prepare_func_exit(env, &env->insn_idx); @@ -11159,10 +11187,6 @@ static int do_check(struct bpf_verifier_env *env) continue; } - err = check_reference_leak(env); - if (err) - return err; - err = check_return_code(env); if (err) return err; diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c index 4b19f7fc4deb..a92990f070d1 100644 --- a/kernel/cgroup/cgroup.c +++ b/kernel/cgroup/cgroup.c @@ -6598,8 +6598,12 @@ struct cgroup *cgroup_get_from_path(const char *path) { struct kernfs_node *kn; struct cgroup *cgrp = ERR_PTR(-ENOENT); + struct cgroup *root_cgrp; - kn = kernfs_walk_and_get(cgrp_dfl_root.cgrp.kn, path); + spin_lock_irq(&css_set_lock); + root_cgrp = current_cgns_cgroup_from_root(&cgrp_dfl_root); + kn = kernfs_walk_and_get(root_cgrp->kn, path); + spin_unlock_irq(&css_set_lock); if (!kn) goto out; diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c index 3213d3c8ea0a..428820bf141d 100644 --- a/kernel/cgroup/cpuset.c +++ b/kernel/cgroup/cpuset.c @@ -33,6 +33,7 @@ #include <linux/interrupt.h> #include <linux/kernel.h> #include <linux/kmod.h> +#include <linux/kthread.h> #include <linux/list.h> #include <linux/mempolicy.h> #include <linux/mm.h> @@ -1087,10 +1088,18 @@ static void update_tasks_cpumask(struct cpuset *cs) { struct css_task_iter it; struct task_struct *task; + bool top_cs = cs == &top_cpuset; css_task_iter_start(&cs->css, 0, &it); - while ((task = css_task_iter_next(&it))) + while ((task = css_task_iter_next(&it))) { + /* + * Percpu kthreads in top_cpuset are ignored + */ + if (top_cs && (task->flags & PF_KTHREAD) && + kthread_is_per_cpu(task)) + continue; set_cpus_allowed_ptr(task, cs->effective_cpus); + } css_task_iter_end(&it); } @@ -2052,12 +2061,7 @@ static int update_prstate(struct cpuset *cs, int new_prs) update_flag(CS_CPU_EXCLUSIVE, cs, 0); } - /* - * Update cpumask of parent's tasks except when it is the top - * cpuset as some system daemons cannot be mapped to other CPUs. - */ - if (parent != &top_cpuset) - update_tasks_cpumask(parent); + update_tasks_cpumask(parent); if (parent->child_ecpus_count) update_sibling_cpumasks(parent, cs, &tmpmask); diff --git a/kernel/gcov/gcc_4_7.c b/kernel/gcov/gcc_4_7.c index 460c12b7dfea..7971e989e425 100644 --- a/kernel/gcov/gcc_4_7.c +++ b/kernel/gcov/gcc_4_7.c @@ -30,6 +30,13 @@ #define GCOV_TAG_FUNCTION_LENGTH 3 +/* Since GCC 12.1 sizes are in BYTES and not in WORDS (4B). */ +#if (__GNUC__ >= 12) +#define GCOV_UNIT_SIZE 4 +#else +#define GCOV_UNIT_SIZE 1 +#endif + static struct gcov_info *gcov_info_head; /** @@ -383,12 +390,18 @@ size_t convert_to_gcda(char *buffer, struct gcov_info *info) pos += store_gcov_u32(buffer, pos, info->version); pos += store_gcov_u32(buffer, pos, info->stamp); +#if (__GNUC__ >= 12) + /* Use zero as checksum of the compilation unit. */ + pos += store_gcov_u32(buffer, pos, 0); +#endif + for (fi_idx = 0; fi_idx < info->n_functions; fi_idx++) { fi_ptr = info->functions[fi_idx]; /* Function record. */ pos += store_gcov_u32(buffer, pos, GCOV_TAG_FUNCTION); - pos += store_gcov_u32(buffer, pos, GCOV_TAG_FUNCTION_LENGTH); + pos += store_gcov_u32(buffer, pos, + GCOV_TAG_FUNCTION_LENGTH * GCOV_UNIT_SIZE); pos += store_gcov_u32(buffer, pos, fi_ptr->ident); pos += store_gcov_u32(buffer, pos, fi_ptr->lineno_checksum); pos += store_gcov_u32(buffer, pos, fi_ptr->cfg_checksum); @@ -402,7 +415,8 @@ size_t convert_to_gcda(char *buffer, struct gcov_info *info) /* Counter record. */ pos += store_gcov_u32(buffer, pos, GCOV_TAG_FOR_COUNTER(ct_idx)); - pos += store_gcov_u32(buffer, pos, ci_ptr->num * 2); + pos += store_gcov_u32(buffer, pos, + ci_ptr->num * 2 * GCOV_UNIT_SIZE); for (cv_idx = 0; cv_idx < ci_ptr->num; cv_idx++) { pos += store_gcov_u64(buffer, pos, diff --git a/kernel/livepatch/transition.c b/kernel/livepatch/transition.c index 291b857a6e20..dc94bb9420ff 100644 --- a/kernel/livepatch/transition.c +++ b/kernel/livepatch/transition.c @@ -610,9 +610,23 @@ void klp_reverse_transition(void) /* Called from copy_process() during fork */ void klp_copy_process(struct task_struct *child) { - child->patch_state = current->patch_state; - /* TIF_PATCH_PENDING gets copied in setup_thread_stack() */ + /* + * The parent process may have gone through a KLP transition since + * the thread flag was copied in setup_thread_stack earlier. Bring + * the task flag up to date with the parent here. + * + * The operation is serialized against all klp_*_transition() + * operations by the tasklist_lock. The only exception is + * klp_update_patch_state(current), but we cannot race with + * that because we are current. + */ + if (test_tsk_thread_flag(current, TIF_PATCH_PENDING)) + set_tsk_thread_flag(child, TIF_PATCH_PENDING); + else + clear_tsk_thread_flag(child, TIF_PATCH_PENDING); + + child->patch_state = current->patch_state; } /* diff --git a/kernel/rcu/tasks.h b/kernel/rcu/tasks.h index 60c9eacac25b..ae8396032b5d 100644 --- a/kernel/rcu/tasks.h +++ b/kernel/rcu/tasks.h @@ -171,7 +171,7 @@ static void call_rcu_tasks_generic(struct rcu_head *rhp, rcu_callback_t func, static void synchronize_rcu_tasks_generic(struct rcu_tasks *rtp) { /* Complain if the scheduler has not started. */ - RCU_LOCKDEP_WARN(rcu_scheduler_active == RCU_SCHEDULER_INACTIVE, + WARN_ONCE(rcu_scheduler_active == RCU_SCHEDULER_INACTIVE, "synchronize_rcu_tasks called too soon"); /* Wait for the grace period. */ diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index a4a9d68b1fdc..63f7ce228cc3 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -3419,15 +3419,16 @@ static void fill_page_cache_func(struct work_struct *work) bnode = (struct kvfree_rcu_bulk_data *) __get_free_page(GFP_KERNEL | __GFP_NORETRY | __GFP_NOMEMALLOC | __GFP_NOWARN); - if (bnode) { - raw_spin_lock_irqsave(&krcp->lock, flags); - pushed = put_cached_bnode(krcp, bnode); - raw_spin_unlock_irqrestore(&krcp->lock, flags); + if (!bnode) + break; - if (!pushed) { - free_page((unsigned long) bnode); - break; - } + raw_spin_lock_irqsave(&krcp->lock, flags); + pushed = put_cached_bnode(krcp, bnode); + raw_spin_unlock_irqrestore(&krcp->lock, flags); + + if (!pushed) { + free_page((unsigned long) bnode); + break; } } diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h index ef2dd131e955..f1a73a1f8472 100644 --- a/kernel/rcu/tree_plugin.h +++ b/kernel/rcu/tree_plugin.h @@ -638,7 +638,8 @@ static void rcu_read_unlock_special(struct task_struct *t) expboost = (t->rcu_blocked_node && READ_ONCE(t->rcu_blocked_node->exp_tasks)) || (rdp->grpmask & READ_ONCE(rnp->expmask)) || - IS_ENABLED(CONFIG_RCU_STRICT_GRACE_PERIOD) || + (IS_ENABLED(CONFIG_RCU_STRICT_GRACE_PERIOD) && + ((rdp->grpmask & READ_ONCE(rnp->qsmask)) || t->rcu_blocked_node)) || (IS_ENABLED(CONFIG_RCU_BOOST) && irqs_were_disabled && t->rcu_blocked_node); // Need to defer quiescent state until everything is enabled. diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index e10cf1b54812..37db5bfa8edc 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -5654,8 +5654,12 @@ int ftrace_regex_release(struct inode *inode, struct file *file) if (filter_hash) { orig_hash = &iter->ops->func_hash->filter_hash; - if (iter->tr && !list_empty(&iter->tr->mod_trace)) - iter->hash->flags |= FTRACE_HASH_FL_MOD; + if (iter->tr) { + if (list_empty(&iter->tr->mod_trace)) + iter->hash->flags &= ~FTRACE_HASH_FL_MOD; + else + iter->hash->flags |= FTRACE_HASH_FL_MOD; + } } else orig_hash = &iter->ops->func_hash->notrace_hash; diff --git a/kernel/trace/kprobe_event_gen_test.c b/kernel/trace/kprobe_event_gen_test.c index 18b0f1cbb947..80e04a1e1977 100644 --- a/kernel/trace/kprobe_event_gen_test.c +++ b/kernel/trace/kprobe_event_gen_test.c @@ -35,6 +35,45 @@ static struct trace_event_file *gen_kprobe_test; static struct trace_event_file *gen_kretprobe_test; +#define KPROBE_GEN_TEST_FUNC "do_sys_open" + +/* X86 */ +#if defined(CONFIG_X86_64) || defined(CONFIG_X86_32) +#define KPROBE_GEN_TEST_ARG0 "dfd=%ax" +#define KPROBE_GEN_TEST_ARG1 "filename=%dx" +#define KPROBE_GEN_TEST_ARG2 "flags=%cx" +#define KPROBE_GEN_TEST_ARG3 "mode=+4($stack)" + +/* ARM64 */ +#elif defined(CONFIG_ARM64) +#define KPROBE_GEN_TEST_ARG0 "dfd=%x0" +#define KPROBE_GEN_TEST_ARG1 "filename=%x1" +#define KPROBE_GEN_TEST_ARG2 "flags=%x2" +#define KPROBE_GEN_TEST_ARG3 "mode=%x3" + +/* ARM */ +#elif defined(CONFIG_ARM) +#define KPROBE_GEN_TEST_ARG0 "dfd=%r0" +#define KPROBE_GEN_TEST_ARG1 "filename=%r1" +#define KPROBE_GEN_TEST_ARG2 "flags=%r2" +#define KPROBE_GEN_TEST_ARG3 "mode=%r3" + +/* RISCV */ +#elif defined(CONFIG_RISCV) +#define KPROBE_GEN_TEST_ARG0 "dfd=%a0" +#define KPROBE_GEN_TEST_ARG1 "filename=%a1" +#define KPROBE_GEN_TEST_ARG2 "flags=%a2" +#define KPROBE_GEN_TEST_ARG3 "mode=%a3" + +/* others */ +#else +#define KPROBE_GEN_TEST_ARG0 NULL +#define KPROBE_GEN_TEST_ARG1 NULL +#define KPROBE_GEN_TEST_ARG2 NULL +#define KPROBE_GEN_TEST_ARG3 NULL +#endif + + /* * Test to make sure we can create a kprobe event, then add more * fields. @@ -58,14 +97,14 @@ static int __init test_gen_kprobe_cmd(void) * fields. */ ret = kprobe_event_gen_cmd_start(&cmd, "gen_kprobe_test", - "do_sys_open", - "dfd=%ax", "filename=%dx"); + KPROBE_GEN_TEST_FUNC, + KPROBE_GEN_TEST_ARG0, KPROBE_GEN_TEST_ARG1); if (ret) goto free; /* Use kprobe_event_add_fields to add the rest of the fields */ - ret = kprobe_event_add_fields(&cmd, "flags=%cx", "mode=+4($stack)"); + ret = kprobe_event_add_fields(&cmd, KPROBE_GEN_TEST_ARG2, KPROBE_GEN_TEST_ARG3); if (ret) goto free; @@ -128,7 +167,7 @@ static int __init test_gen_kretprobe_cmd(void) * Define the kretprobe event. */ ret = kretprobe_event_gen_cmd_start(&cmd, "gen_kretprobe_test", - "do_sys_open", + KPROBE_GEN_TEST_FUNC, "$retval"); if (ret) goto free; @@ -206,7 +245,7 @@ static void __exit kprobe_event_gen_test_exit(void) WARN_ON(kprobe_event_delete("gen_kprobe_test")); /* Disable the event or you can't remove it */ - WARN_ON(trace_array_set_clr_event(gen_kprobe_test->tr, + WARN_ON(trace_array_set_clr_event(gen_kretprobe_test->tr, "kprobes", "gen_kretprobe_test", false)); diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 46ae72095c1e..90fc95e85232 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -405,6 +405,7 @@ struct rb_irq_work { struct irq_work work; wait_queue_head_t waiters; wait_queue_head_t full_waiters; + long wait_index; bool waiters_pending; bool full_waiters_pending; bool wakeup_full; @@ -881,12 +882,44 @@ static void rb_wake_up_waiters(struct irq_work *work) struct rb_irq_work *rbwork = container_of(work, struct rb_irq_work, work); wake_up_all(&rbwork->waiters); - if (rbwork->wakeup_full) { + if (rbwork->full_waiters_pending || rbwork->wakeup_full) { rbwork->wakeup_full = false; + rbwork->full_waiters_pending = false; wake_up_all(&rbwork->full_waiters); } } +/** + * ring_buffer_wake_waiters - wake up any waiters on this ring buffer + * @buffer: The ring buffer to wake waiters on + * + * In the case of a file that represents a ring buffer is closing, + * it is prudent to wake up any waiters that are on this. + */ +void ring_buffer_wake_waiters(struct trace_buffer *buffer, int cpu) +{ + struct ring_buffer_per_cpu *cpu_buffer; + struct rb_irq_work *rbwork; + + if (cpu == RING_BUFFER_ALL_CPUS) { + + /* Wake up individual ones too. One level recursion */ + for_each_buffer_cpu(buffer, cpu) + ring_buffer_wake_waiters(buffer, cpu); + + rbwork = &buffer->irq_work; + } else { + cpu_buffer = buffer->buffers[cpu]; + rbwork = &cpu_buffer->irq_work; + } + + rbwork->wait_index++; + /* make sure the waiters see the new index */ + smp_wmb(); + + rb_wake_up_waiters(&rbwork->work); +} + /** * ring_buffer_wait - wait for input to the ring buffer * @buffer: buffer to wait on @@ -902,6 +935,7 @@ int ring_buffer_wait(struct trace_buffer *buffer, int cpu, int full) struct ring_buffer_per_cpu *cpu_buffer; DEFINE_WAIT(wait); struct rb_irq_work *work; + long wait_index; int ret = 0; /* @@ -920,6 +954,7 @@ int ring_buffer_wait(struct trace_buffer *buffer, int cpu, int full) work = &cpu_buffer->irq_work; } + wait_index = READ_ONCE(work->wait_index); while (true) { if (full) @@ -975,7 +1010,7 @@ int ring_buffer_wait(struct trace_buffer *buffer, int cpu, int full) nr_pages = cpu_buffer->nr_pages; dirty = ring_buffer_nr_dirty_pages(buffer, cpu); if (!cpu_buffer->shortest_full || - cpu_buffer->shortest_full < full) + cpu_buffer->shortest_full > full) cpu_buffer->shortest_full = full; raw_spin_unlock_irqrestore(&cpu_buffer->reader_lock, flags); if (!pagebusy && @@ -984,6 +1019,11 @@ int ring_buffer_wait(struct trace_buffer *buffer, int cpu, int full) } schedule(); + + /* Make sure to see the new wait index */ + smp_rmb(); + if (wait_index != work->wait_index) + break; } if (full) @@ -2572,6 +2612,9 @@ rb_reset_tail(struct ring_buffer_per_cpu *cpu_buffer, /* Mark the rest of the page with padding */ rb_event_set_padding(event); + /* Make sure the padding is visible before the write update */ + smp_wmb(); + /* Set the write back to the previous setting */ local_sub(length, &tail_page->write); return; @@ -2583,6 +2626,9 @@ rb_reset_tail(struct ring_buffer_per_cpu *cpu_buffer, /* time delta must be non zero */ event->time_delta = 1; + /* Make sure the padding is visible before the tail_page->write update */ + smp_wmb(); + /* Set write to end of buffer */ length = (tail + length) - BUF_PAGE_SIZE; local_sub(length, &tail_page->write); @@ -4547,6 +4593,33 @@ rb_get_reader_page(struct ring_buffer_per_cpu *cpu_buffer) arch_spin_unlock(&cpu_buffer->lock); local_irq_restore(flags); + /* + * The writer has preempt disable, wait for it. But not forever + * Although, 1 second is pretty much "forever" + */ +#define USECS_WAIT 1000000 + for (nr_loops = 0; nr_loops < USECS_WAIT; nr_loops++) { + /* If the write is past the end of page, a writer is still updating it */ + if (likely(!reader || rb_page_write(reader) <= BUF_PAGE_SIZE)) + break; + + udelay(1); + + /* Get the latest version of the reader write value */ + smp_rmb(); + } + + /* The writer is not moving forward? Something is wrong */ + if (RB_WARN_ON(cpu_buffer, nr_loops == USECS_WAIT)) + reader = NULL; + + /* + * Make sure we see any padding after the write update + * (see rb_reset_tail()) + */ + smp_rmb(); + + return reader; } @@ -5574,7 +5647,15 @@ int ring_buffer_read_page(struct trace_buffer *buffer, unsigned int pos = 0; unsigned int size; - if (full) + /* + * If a full page is expected, this can still be returned + * if there's been a previous partial read and the + * rest of the page can be read and the commit page is off + * the reader page. + */ + if (full && + (!read || (len < (commit - read)) || + cpu_buffer->reader_page == cpu_buffer->commit_page)) goto out_unlock; if (len > (commit - read)) diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index d93f9c59f50e..0dc17fd96102 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -1181,12 +1181,14 @@ void *tracing_cond_snapshot_data(struct trace_array *tr) { void *cond_data = NULL; + local_irq_disable(); arch_spin_lock(&tr->max_lock); if (tr->cond_snapshot) cond_data = tr->cond_snapshot->cond_data; arch_spin_unlock(&tr->max_lock); + local_irq_enable(); return cond_data; } @@ -1322,9 +1324,11 @@ int tracing_snapshot_cond_enable(struct trace_array *tr, void *cond_data, goto fail_unlock; } + local_irq_disable(); arch_spin_lock(&tr->max_lock); tr->cond_snapshot = cond_snapshot; arch_spin_unlock(&tr->max_lock); + local_irq_enable(); mutex_unlock(&trace_types_lock); @@ -1351,6 +1355,7 @@ int tracing_snapshot_cond_disable(struct trace_array *tr) { int ret = 0; + local_irq_disable(); arch_spin_lock(&tr->max_lock); if (!tr->cond_snapshot) @@ -1361,6 +1366,7 @@ int tracing_snapshot_cond_disable(struct trace_array *tr) } arch_spin_unlock(&tr->max_lock); + local_irq_enable(); return ret; } @@ -2187,6 +2193,11 @@ static size_t tgid_map_max; #define SAVED_CMDLINES_DEFAULT 128 #define NO_CMDLINE_MAP UINT_MAX +/* + * Preemption must be disabled before acquiring trace_cmdline_lock. + * The various trace_arrays' max_lock must be acquired in a context + * where interrupt is disabled. + */ static arch_spinlock_t trace_cmdline_lock = __ARCH_SPIN_LOCK_UNLOCKED; struct saved_cmdlines_buffer { unsigned map_pid_to_cmdline[PID_MAX_DEFAULT+1]; @@ -2399,7 +2410,11 @@ static int trace_save_cmdline(struct task_struct *tsk) * the lock, but we also don't want to spin * nor do we want to disable interrupts, * so if we miss here, then better luck next time. + * + * This is called within the scheduler and wake up, so interrupts + * had better been disabled and run queue lock been held. */ + lockdep_assert_preemption_disabled(); if (!arch_spin_trylock(&trace_cmdline_lock)) return 0; @@ -5861,9 +5876,11 @@ tracing_saved_cmdlines_size_read(struct file *filp, char __user *ubuf, char buf[64]; int r; + preempt_disable(); arch_spin_lock(&trace_cmdline_lock); r = scnprintf(buf, sizeof(buf), "%u\n", savedcmd->cmdline_num); arch_spin_unlock(&trace_cmdline_lock); + preempt_enable(); return simple_read_from_buffer(ubuf, cnt, ppos, buf, r); } @@ -5888,10 +5905,12 @@ static int tracing_resize_saved_cmdlines(unsigned int val) return -ENOMEM; } + preempt_disable(); arch_spin_lock(&trace_cmdline_lock); savedcmd_temp = savedcmd; savedcmd = s; arch_spin_unlock(&trace_cmdline_lock); + preempt_enable(); free_saved_cmdlines_buffer(savedcmd_temp); return 0; @@ -6344,10 +6363,12 @@ int tracing_set_tracer(struct trace_array *tr, const char *buf) #ifdef CONFIG_TRACER_SNAPSHOT if (t->use_max_tr) { + local_irq_disable(); arch_spin_lock(&tr->max_lock); if (tr->cond_snapshot) ret = -EBUSY; arch_spin_unlock(&tr->max_lock); + local_irq_enable(); if (ret) goto out; } @@ -7420,10 +7441,12 @@ tracing_snapshot_write(struct file *filp, const char __user *ubuf, size_t cnt, goto out; } + local_irq_disable(); arch_spin_lock(&tr->max_lock); if (tr->cond_snapshot) ret = -EBUSY; arch_spin_unlock(&tr->max_lock); + local_irq_enable(); if (ret) goto out; @@ -8094,6 +8117,12 @@ static int tracing_buffers_release(struct inode *inode, struct file *file) __trace_array_put(iter->tr); + iter->wait_index++; + /* Make sure the waiters see the new wait_index */ + smp_wmb(); + + ring_buffer_wake_waiters(iter->array_buffer->buffer, iter->cpu_file); + if (info->spare) ring_buffer_free_read_page(iter->array_buffer->buffer, info->spare_cpu, info->spare); @@ -8247,6 +8276,8 @@ tracing_buffers_splice_read(struct file *file, loff_t *ppos, /* did we read anything? */ if (!spd.nr_pages) { + long wait_index; + if (ret) goto out; @@ -8254,10 +8285,21 @@ tracing_buffers_splice_read(struct file *file, loff_t *ppos, if ((file->f_flags & O_NONBLOCK) || (flags & SPLICE_F_NONBLOCK)) goto out; + wait_index = READ_ONCE(iter->wait_index); + ret = wait_on_pipe(iter, iter->tr->buffer_percent); if (ret) goto out; + /* No need to wait after waking up when tracing is off */ + if (!tracer_tracing_is_on(iter->tr)) + goto out; + + /* Make sure we see the new wait_index */ + smp_rmb(); + if (wait_index != iter->wait_index) + goto out; + goto again; } @@ -8268,12 +8310,34 @@ tracing_buffers_splice_read(struct file *file, loff_t *ppos, return ret; } +/* An ioctl call with cmd 0 to the ring buffer file will wake up all waiters */ +static long tracing_buffers_ioctl(struct file *file, unsigned int cmd, unsigned long arg) +{ + struct ftrace_buffer_info *info = file->private_data; + struct trace_iterator *iter = &info->iter; + + if (cmd) + return -ENOIOCTLCMD; + + mutex_lock(&trace_types_lock); + + iter->wait_index++; + /* Make sure the waiters see the new wait_index */ + smp_wmb(); + + ring_buffer_wake_waiters(iter->array_buffer->buffer, iter->cpu_file); + + mutex_unlock(&trace_types_lock); + return 0; +} + static const struct file_operations tracing_buffers_fops = { .open = tracing_buffers_open, .read = tracing_buffers_read, .poll = tracing_buffers_poll, .release = tracing_buffers_release, .splice_read = tracing_buffers_splice_read, + .unlocked_ioctl = tracing_buffers_ioctl, .llseek = no_llseek, }; @@ -8962,6 +9026,8 @@ rb_simple_write(struct file *filp, const char __user *ubuf, tracer_tracing_off(tr); if (tr->current_trace->stop) tr->current_trace->stop(tr); + /* Wake up any waiters */ + ring_buffer_wake_waiters(buffer, RING_BUFFER_ALL_CPUS); } mutex_unlock(&trace_types_lock); } diff --git a/kernel/trace/trace_eprobe.c b/kernel/trace/trace_eprobe.c index 32688357c6da..399e6d066348 100644 --- a/kernel/trace/trace_eprobe.c +++ b/kernel/trace/trace_eprobe.c @@ -16,6 +16,7 @@ #include "trace_dynevent.h" #include "trace_probe.h" #include "trace_probe_tmpl.h" +#include "trace_probe_kernel.h" #define EPROBE_EVENT_SYSTEM "eprobes" @@ -447,29 +448,14 @@ NOKPROBE_SYMBOL(process_fetch_insn) static nokprobe_inline int fetch_store_strlen_user(unsigned long addr) { - const void __user *uaddr = (__force const void __user *)addr; - - return strnlen_user_nofault(uaddr, MAX_STRING_SIZE); + return kern_fetch_store_strlen_user(addr); } /* Return the length of string -- including null terminal byte */ static nokprobe_inline int fetch_store_strlen(unsigned long addr) { - int ret, len = 0; - u8 c; - -#ifdef CONFIG_ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE - if (addr < TASK_SIZE) - return fetch_store_strlen_user(addr); -#endif - - do { - ret = copy_from_kernel_nofault(&c, (u8 *)addr + len, 1); - len++; - } while (c && ret == 0 && len < MAX_STRING_SIZE); - - return (ret < 0) ? ret : len; + return kern_fetch_store_strlen(addr); } /* @@ -479,21 +465,7 @@ fetch_store_strlen(unsigned long addr) static nokprobe_inline int fetch_store_string_user(unsigned long addr, void *dest, void *base) { - const void __user *uaddr = (__force const void __user *)addr; - int maxlen = get_loc_len(*(u32 *)dest); - void *__dest; - long ret; - - if (unlikely(!maxlen)) - return -ENOMEM; - - __dest = get_loc_data(dest, base); - - ret = strncpy_from_user_nofault(__dest, uaddr, maxlen); - if (ret >= 0) - *(u32 *)dest = make_data_loc(ret, __dest - base); - - return ret; + return kern_fetch_store_string_user(addr, dest, base); } /* @@ -503,29 +475,7 @@ fetch_store_string_user(unsigned long addr, void *dest, void *base) static nokprobe_inline int fetch_store_string(unsigned long addr, void *dest, void *base) { - int maxlen = get_loc_len(*(u32 *)dest); - void *__dest; - long ret; - -#ifdef CONFIG_ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE - if ((unsigned long)addr < TASK_SIZE) - return fetch_store_string_user(addr, dest, base); -#endif - - if (unlikely(!maxlen)) - return -ENOMEM; - - __dest = get_loc_data(dest, base); - - /* - * Try to get string again, since the string can be changed while - * probing. - */ - ret = strncpy_from_kernel_nofault(__dest, (void *)addr, maxlen); - if (ret >= 0) - *(u32 *)dest = make_data_loc(ret, __dest - base); - - return ret; + return kern_fetch_store_string(addr, dest, base); } static nokprobe_inline int diff --git a/kernel/trace/trace_events_synth.c b/kernel/trace/trace_events_synth.c index 8c26092db8de..bc7dd0653b05 100644 --- a/kernel/trace/trace_events_synth.c +++ b/kernel/trace/trace_events_synth.c @@ -17,6 +17,8 @@ /* for gfp flag names */ #include <linux/trace_events.h> #include <trace/events/mmflags.h> +#include "trace_probe.h" +#include "trace_probe_kernel.h" #include "trace_synth.h" @@ -401,6 +403,7 @@ static unsigned int trace_string(struct synth_trace_event *entry, { unsigned int len = 0; char *str_field; + int ret; if (is_dynamic) { u32 data_offset; @@ -409,19 +412,27 @@ static unsigned int trace_string(struct synth_trace_event *entry, data_offset += event->n_u64 * sizeof(u64); data_offset += data_size; - str_field = (char *)entry + data_offset; - - len = strlen(str_val) + 1; - strscpy(str_field, str_val, len); + len = kern_fetch_store_strlen((unsigned long)str_val); data_offset |= len << 16; *(u32 *)&entry->fields[*n_u64] = data_offset; + ret = kern_fetch_store_string((unsigned long)str_val, &entry->fields[*n_u64], entry); + (*n_u64)++; } else { str_field = (char *)&entry->fields[*n_u64]; - strscpy(str_field, str_val, STR_VAR_LEN_MAX); +#ifdef CONFIG_ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE + if ((unsigned long)str_val < TASK_SIZE) + ret = strncpy_from_user_nofault(str_field, str_val, STR_VAR_LEN_MAX); + else +#endif + ret = strncpy_from_kernel_nofault(str_field, str_val, STR_VAR_LEN_MAX); + + if (ret < 0) + strcpy(str_field, FAULT_STRING); + (*n_u64) += STR_VAR_LEN_MAX / sizeof(u64); } @@ -454,7 +465,7 @@ static notrace void trace_event_raw_event_synth(void *__data, val_idx = var_ref_idx[field_pos]; str_val = (char *)(long)var_ref_vals[val_idx]; - len = strlen(str_val) + 1; + len = kern_fetch_store_strlen((unsigned long)str_val); fields_size += len; } diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index 6a9c1ef15d5d..e755e09805ab 100644 --- a/kernel/trace/trace_kprobe.c +++ b/kernel/trace/trace_kprobe.c @@ -19,6 +19,7 @@ #include "trace_kprobe_selftest.h" #include "trace_probe.h" #include "trace_probe_tmpl.h" +#include "trace_probe_kernel.h" #define KPROBE_EVENT_SYSTEM "kprobes" #define KRETPROBE_MAXACTIVE_MAX 4096 @@ -1223,29 +1224,14 @@ static const struct file_operations kprobe_profile_ops = { static nokprobe_inline int fetch_store_strlen_user(unsigned long addr) { - const void __user *uaddr = (__force const void __user *)addr; - - return strnlen_user_nofault(uaddr, MAX_STRING_SIZE); + return kern_fetch_store_strlen_user(addr); } /* Return the length of string -- including null terminal byte */ static nokprobe_inline int fetch_store_strlen(unsigned long addr) { - int ret, len = 0; - u8 c; - -#ifdef CONFIG_ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE - if (addr < TASK_SIZE) - return fetch_store_strlen_user(addr); -#endif - - do { - ret = copy_from_kernel_nofault(&c, (u8 *)addr + len, 1); - len++; - } while (c && ret == 0 && len < MAX_STRING_SIZE); - - return (ret < 0) ? ret : len; + return kern_fetch_store_strlen(addr); } /* @@ -1255,21 +1241,7 @@ fetch_store_strlen(unsigned long addr) static nokprobe_inline int fetch_store_string_user(unsigned long addr, void *dest, void *base) { - const void __user *uaddr = (__force const void __user *)addr; - int maxlen = get_loc_len(*(u32 *)dest); - void *__dest; - long ret; - - if (unlikely(!maxlen)) - return -ENOMEM; - - __dest = get_loc_data(dest, base); - - ret = strncpy_from_user_nofault(__dest, uaddr, maxlen); - if (ret >= 0) - *(u32 *)dest = make_data_loc(ret, __dest - base); - - return ret; + return kern_fetch_store_string_user(addr, dest, base); } /* @@ -1279,29 +1251,7 @@ fetch_store_string_user(unsigned long addr, void *dest, void *base) static nokprobe_inline int fetch_store_string(unsigned long addr, void *dest, void *base) { - int maxlen = get_loc_len(*(u32 *)dest); - void *__dest; - long ret; - -#ifdef CONFIG_ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE - if ((unsigned long)addr < TASK_SIZE) - return fetch_store_string_user(addr, dest, base); -#endif - - if (unlikely(!maxlen)) - return -ENOMEM; - - __dest = get_loc_data(dest, base); - - /* - * Try to get string again, since the string can be changed while - * probing. - */ - ret = strncpy_from_kernel_nofault(__dest, (void *)addr, maxlen); - if (ret >= 0) - *(u32 *)dest = make_data_loc(ret, __dest - base); - - return ret; + return kern_fetch_store_string(addr, dest, base); } static nokprobe_inline int diff --git a/kernel/trace/trace_osnoise.c b/kernel/trace/trace_osnoise.c index 93de784ee681..6ef1164c0440 100644 --- a/kernel/trace/trace_osnoise.c +++ b/kernel/trace/trace_osnoise.c @@ -1598,8 +1598,9 @@ static int start_per_cpu_kthreads(struct trace_array *tr) for_each_cpu(cpu, current_mask) { retval = start_kthread(cpu); if (retval) { + cpus_read_unlock(); stop_per_cpu_kthreads(); - break; + return retval; } } diff --git a/kernel/trace/trace_probe_kernel.h b/kernel/trace/trace_probe_kernel.h new file mode 100644 index 000000000000..77dbd9ff9782 --- /dev/null +++ b/kernel/trace/trace_probe_kernel.h @@ -0,0 +1,115 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __TRACE_PROBE_KERNEL_H_ +#define __TRACE_PROBE_KERNEL_H_ + +#define FAULT_STRING "(fault)" + +/* + * This depends on trace_probe.h, but can not include it due to + * the way trace_probe_tmpl.h is used by trace_kprobe.c and trace_eprobe.c. + * Which means that any other user must include trace_probe.h before including + * this file. + */ +/* Return the length of string -- including null terminal byte */ +static nokprobe_inline int +kern_fetch_store_strlen_user(unsigned long addr) +{ + const void __user *uaddr = (__force const void __user *)addr; + int ret; + + ret = strnlen_user_nofault(uaddr, MAX_STRING_SIZE); + /* + * strnlen_user_nofault returns zero on fault, insert the + * FAULT_STRING when that occurs. + */ + if (ret <= 0) + return strlen(FAULT_STRING) + 1; + return ret; +} + +/* Return the length of string -- including null terminal byte */ +static nokprobe_inline int +kern_fetch_store_strlen(unsigned long addr) +{ + int ret, len = 0; + u8 c; + +#ifdef CONFIG_ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE + if (addr < TASK_SIZE) + return kern_fetch_store_strlen_user(addr); +#endif + + do { + ret = copy_from_kernel_nofault(&c, (u8 *)addr + len, 1); + len++; + } while (c && ret == 0 && len < MAX_STRING_SIZE); + + /* For faults, return enough to hold the FAULT_STRING */ + return (ret < 0) ? strlen(FAULT_STRING) + 1 : len; +} + +static nokprobe_inline void set_data_loc(int ret, void *dest, void *__dest, void *base, int len) +{ + if (ret >= 0) { + *(u32 *)dest = make_data_loc(ret, __dest - base); + } else { + strscpy(__dest, FAULT_STRING, len); + ret = strlen(__dest) + 1; + } +} + +/* + * Fetch a null-terminated string from user. Caller MUST set *(u32 *)buf + * with max length and relative data location. + */ +static nokprobe_inline int +kern_fetch_store_string_user(unsigned long addr, void *dest, void *base) +{ + const void __user *uaddr = (__force const void __user *)addr; + int maxlen = get_loc_len(*(u32 *)dest); + void *__dest; + long ret; + + if (unlikely(!maxlen)) + return -ENOMEM; + + __dest = get_loc_data(dest, base); + + ret = strncpy_from_user_nofault(__dest, uaddr, maxlen); + set_data_loc(ret, dest, __dest, base, maxlen); + + return ret; +} + +/* + * Fetch a null-terminated string. Caller MUST set *(u32 *)buf with max + * length and relative data location. + */ +static nokprobe_inline int +kern_fetch_store_string(unsigned long addr, void *dest, void *base) +{ + int maxlen = get_loc_len(*(u32 *)dest); + void *__dest; + long ret; + +#ifdef CONFIG_ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE + if ((unsigned long)addr < TASK_SIZE) + return kern_fetch_store_string_user(addr, dest, base); +#endif + + if (unlikely(!maxlen)) + return -ENOMEM; + + __dest = get_loc_data(dest, base); + + /* + * Try to get string again, since the string can be changed while + * probing. + */ + ret = strncpy_from_kernel_nofault(__dest, (void *)addr, maxlen); + set_data_loc(ret, dest, __dest, base, maxlen); + + return ret; +} + +#endif /* __TRACE_PROBE_KERNEL_H_ */ diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 7fd3fa05379e..1699b2124558 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -208,6 +208,11 @@ config DEBUG_BUGVERBOSE endmenu # "printk and dmesg options" +# Clang is known to generate .{s,u}leb128 with symbol deltas with DWARF5, which +# some targets may not support: https://sourceware.org/bugzilla/show_bug.cgi?id=27215 +config AS_HAS_NON_CONST_LEB128 + def_bool $(as-instr,.uleb128 .Lexpr_end4 - .Lexpr_start3\n.Lexpr_start3:\n.Lexpr_end4:) + menu "Compile-time checks and compiler options" config DEBUG_INFO @@ -274,6 +279,7 @@ choice config DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT bool "Rely on the toolchain's implicit default DWARF version" + depends on !CC_IS_CLANG || AS_IS_LLVM || CLANG_VERSION < 140000 || (AS_IS_GNU && AS_VERSION >= 23502 && AS_HAS_NON_CONST_LEB128) help The implicit default version of DWARF debug info produced by a toolchain changes over time. @@ -295,7 +301,7 @@ config DEBUG_INFO_DWARF4 config DEBUG_INFO_DWARF5 bool "Generate DWARF Version 5 debuginfo" - depends on !CC_IS_CLANG || (CC_IS_CLANG && (AS_IS_LLVM || (AS_IS_GNU && AS_VERSION >= 23502))) + depends on !CC_IS_CLANG || AS_IS_LLVM || (AS_IS_GNU && AS_VERSION >= 23502 && AS_HAS_NON_CONST_LEB128) depends on !DEBUG_INFO_BTF help Generate DWARF v5 debug info. Requires binutils 2.35.2, gcc 5.0+ (gcc diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c index 84c16309cc63..2ca56c22a169 100644 --- a/lib/dynamic_debug.c +++ b/lib/dynamic_debug.c @@ -207,10 +207,11 @@ static int ddebug_change(const struct ddebug_query *query, continue; #ifdef CONFIG_JUMP_LABEL if (dp->flags & _DPRINTK_FLAGS_PRINT) { - if (!(modifiers->flags & _DPRINTK_FLAGS_PRINT)) + if (!(newflags & _DPRINTK_FLAGS_PRINT)) static_branch_disable(&dp->key.dd_key_true); - } else if (modifiers->flags & _DPRINTK_FLAGS_PRINT) + } else if (newflags & _DPRINTK_FLAGS_PRINT) { static_branch_enable(&dp->key.dd_key_true); + } #endif dp->flags = newflags; v2pr_info("changed %s:%d [%s]%s =%s\n", @@ -379,10 +380,6 @@ static int ddebug_parse_query(char *words[], int nwords, return -EINVAL; } - if (modname) - /* support $modname.dyndbg=<multiple queries> */ - query->module = modname; - for (i = 0; i < nwords; i += 2) { char *keyword = words[i]; char *arg = words[i+1]; @@ -423,6 +420,13 @@ static int ddebug_parse_query(char *words[], int nwords, if (rc) return rc; } + if (!query->module && modname) + /* + * support $modname.dyndbg=<multiple queries>, when + * not given in the query itself + */ + query->module = modname; + vpr_info_dq(query, "parsed"); return 0; } @@ -548,35 +552,6 @@ static int ddebug_exec_queries(char *query, const char *modname) return nfound; } -/** - * dynamic_debug_exec_queries - select and change dynamic-debug prints - * @query: query-string described in admin-guide/dynamic-debug-howto - * @modname: string containing module name, usually &module.mod_name - * - * This uses the >/proc/dynamic_debug/control reader, allowing module - * authors to modify their dynamic-debug callsites. The modname is - * canonically struct module.mod_name, but can also be null or a - * module-wildcard, for example: "drm*". - */ -int dynamic_debug_exec_queries(const char *query, const char *modname) -{ - int rc; - char *qry; /* writable copy of query */ - - if (!query) { - pr_err("non-null query/command string expected\n"); - return -EINVAL; - } - qry = kstrndup(query, PAGE_SIZE, GFP_KERNEL); - if (!qry) - return -ENOMEM; - - rc = ddebug_exec_queries(qry, modname); - kfree(qry); - return rc; -} -EXPORT_SYMBOL_GPL(dynamic_debug_exec_queries); - #define PREFIX_SIZE 64 static int remaining(int wrote) diff --git a/lib/once.c b/lib/once.c index 59149bf3bfb4..351f66aad310 100644 --- a/lib/once.c +++ b/lib/once.c @@ -66,3 +66,33 @@ void __do_once_done(bool *done, struct static_key_true *once_key, once_disable_jump(once_key, mod); } EXPORT_SYMBOL(__do_once_done); + +static DEFINE_MUTEX(once_mutex); + +bool __do_once_slow_start(bool *done) + __acquires(once_mutex) +{ + mutex_lock(&once_mutex); + if (*done) { + mutex_unlock(&once_mutex); + /* Keep sparse happy by restoring an even lock count on + * this mutex. In case we return here, we don't call into + * __do_once_done but return early in the DO_ONCE_SLOW() macro. + */ + __acquire(once_mutex); + return false; + } + + return true; +} +EXPORT_SYMBOL(__do_once_slow_start); + +void __do_once_slow_done(bool *done, struct static_key_true *once_key, + struct module *mod) + __releases(once_mutex) +{ + *done = true; + mutex_unlock(&once_mutex); + once_disable_jump(once_key, mod); +} +EXPORT_SYMBOL(__do_once_slow_done); diff --git a/mm/damon/vaddr.c b/mm/damon/vaddr.c index 58c1fb2aafa9..1945196fd743 100644 --- a/mm/damon/vaddr.c +++ b/mm/damon/vaddr.c @@ -456,6 +456,11 @@ static int damon_mkold_pmd_entry(pmd_t *pmd, unsigned long addr, if (pmd_huge(*pmd)) { ptl = pmd_lock(walk->mm, pmd); + if (!pmd_present(*pmd)) { + spin_unlock(ptl); + return 0; + } + if (pmd_huge(*pmd)) { damon_pmdp_mkold(pmd, walk->mm, addr); spin_unlock(ptl); @@ -530,6 +535,11 @@ static int damon_young_pmd_entry(pmd_t *pmd, unsigned long addr, #ifdef CONFIG_TRANSPARENT_HUGEPAGE if (pmd_huge(*pmd)) { ptl = pmd_lock(walk->mm, pmd); + if (!pmd_present(*pmd)) { + spin_unlock(ptl); + return 0; + } + if (!pmd_huge(*pmd)) { spin_unlock(ptl); goto regular_page; diff --git a/mm/hugetlb.c b/mm/hugetlb.c index d61b665c45d6..23085498f5c8 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -4844,7 +4844,6 @@ static inline vm_fault_t hugetlb_handle_userfault(struct vm_area_struct *vma, unsigned long haddr, unsigned long reason) { - vm_fault_t ret; u32 hash; struct vm_fault vmf = { .vma = vma, @@ -4861,18 +4860,14 @@ static inline vm_fault_t hugetlb_handle_userfault(struct vm_area_struct *vma, }; /* - * hugetlb_fault_mutex and i_mmap_rwsem must be - * dropped before handling userfault. Reacquire - * after handling fault to make calling code simpler. + * vma_lock and hugetlb_fault_mutex must be dropped before handling + * userfault. Also mmap_lock will be dropped during handling + * userfault, any vma operation should be careful from here. */ hash = hugetlb_fault_mutex_hash(mapping, idx); mutex_unlock(&hugetlb_fault_mutex_table[hash]); i_mmap_unlock_read(mapping); - ret = handle_userfault(&vmf, reason); - i_mmap_lock_read(mapping); - mutex_lock(&hugetlb_fault_mutex_table[hash]); - - return ret; + return handle_userfault(&vmf, reason); } static vm_fault_t hugetlb_no_page(struct mm_struct *mm, @@ -4889,6 +4884,7 @@ static vm_fault_t hugetlb_no_page(struct mm_struct *mm, spinlock_t *ptl; unsigned long haddr = address & huge_page_mask(h); bool new_page, new_pagecache_page = false; + u32 hash = hugetlb_fault_mutex_hash(mapping, idx); /* * Currently, we are forced to kill the process in the event the @@ -4898,7 +4894,7 @@ static vm_fault_t hugetlb_no_page(struct mm_struct *mm, if (is_vma_resv_set(vma, HPAGE_RESV_UNMAPPED)) { pr_warn_ratelimited("PID %d killed due to inadequate hugepage pool\n", current->pid); - return ret; + goto out; } /* @@ -4915,12 +4911,10 @@ static vm_fault_t hugetlb_no_page(struct mm_struct *mm, page = find_lock_page(mapping, idx); if (!page) { /* Check for page in userfault range */ - if (userfaultfd_missing(vma)) { - ret = hugetlb_handle_userfault(vma, mapping, idx, + if (userfaultfd_missing(vma)) + return hugetlb_handle_userfault(vma, mapping, idx, flags, haddr, VM_UFFD_MISSING); - goto out; - } page = alloc_huge_page(vma, haddr, 0); if (IS_ERR(page)) { @@ -4980,10 +4974,9 @@ static vm_fault_t hugetlb_no_page(struct mm_struct *mm, if (userfaultfd_minor(vma)) { unlock_page(page); put_page(page); - ret = hugetlb_handle_userfault(vma, mapping, idx, + return hugetlb_handle_userfault(vma, mapping, idx, flags, haddr, VM_UFFD_MINOR); - goto out; } } @@ -5034,6 +5027,8 @@ static vm_fault_t hugetlb_no_page(struct mm_struct *mm, unlock_page(page); out: + mutex_unlock(&hugetlb_fault_mutex_table[hash]); + i_mmap_unlock_read(mapping); return ret; backout: @@ -5131,10 +5126,12 @@ vm_fault_t hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, mutex_lock(&hugetlb_fault_mutex_table[hash]); entry = huge_ptep_get(ptep); - if (huge_pte_none(entry)) { - ret = hugetlb_no_page(mm, vma, mapping, idx, address, ptep, flags); - goto out_mutex; - } + if (huge_pte_none(entry)) + /* + * hugetlb_no_page will drop vma lock and hugetlb fault + * mutex internally, which make us return immediately. + */ + return hugetlb_no_page(mm, vma, mapping, idx, address, ptep, flags); ret = 0; diff --git a/mm/mmap.c b/mm/mmap.c index 5c2c7651ca29..a0a4eadc8779 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -1836,7 +1836,7 @@ unsigned long mmap_region(struct file *file, unsigned long addr, if (!arch_validate_flags(vma->vm_flags)) { error = -EINVAL; if (file) - goto unmap_and_free_vma; + goto close_and_free_vma; else goto free_vma; } @@ -1876,6 +1876,9 @@ unsigned long mmap_region(struct file *file, unsigned long addr, return addr; +close_and_free_vma: + if (vma->vm_ops && vma->vm_ops->close) + vma->vm_ops->close(vma); unmap_and_free_vma: fput(vma->vm_file); vma->vm_file = NULL; diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index cdca53732304..396696241d17 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -4673,15 +4673,27 @@ static inline int __get_blocks(struct hci_dev *hdev, struct sk_buff *skb) return DIV_ROUND_UP(skb->len - HCI_ACL_HDR_SIZE, hdev->block_len); } -static void __check_timeout(struct hci_dev *hdev, unsigned int cnt) +static void __check_timeout(struct hci_dev *hdev, unsigned int cnt, u8 type) { - if (!hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) { - /* ACL tx timeout must be longer than maximum - * link supervision timeout (40.9 seconds) */ - if (!cnt && time_after(jiffies, hdev->acl_last_tx + - HCI_ACL_TX_TIMEOUT)) - hci_link_tx_to(hdev, ACL_LINK); + unsigned long last_tx; + + if (hci_dev_test_flag(hdev, HCI_UNCONFIGURED)) + return; + + switch (type) { + case LE_LINK: + last_tx = hdev->le_last_tx; + break; + default: + last_tx = hdev->acl_last_tx; + break; } + + /* tx timeout must be longer than maximum link supervision timeout + * (40.9 seconds) + */ + if (!cnt && time_after(jiffies, last_tx + HCI_ACL_TX_TIMEOUT)) + hci_link_tx_to(hdev, type); } /* Schedule SCO */ @@ -4739,7 +4751,7 @@ static void hci_sched_acl_pkt(struct hci_dev *hdev) struct sk_buff *skb; int quote; - __check_timeout(hdev, cnt); + __check_timeout(hdev, cnt, ACL_LINK); while (hdev->acl_cnt && (chan = hci_chan_sent(hdev, ACL_LINK, "e))) { @@ -4782,8 +4794,6 @@ static void hci_sched_acl_blk(struct hci_dev *hdev) int quote; u8 type; - __check_timeout(hdev, cnt); - BT_DBG("%s", hdev->name); if (hdev->dev_type == HCI_AMP) @@ -4791,6 +4801,8 @@ static void hci_sched_acl_blk(struct hci_dev *hdev) else type = ACL_LINK; + __check_timeout(hdev, cnt, type); + while (hdev->block_cnt > 0 && (chan = hci_chan_sent(hdev, type, "e))) { u32 priority = (skb_peek(&chan->data_q))->priority; @@ -4864,7 +4876,7 @@ static void hci_sched_le(struct hci_dev *hdev) cnt = hdev->le_pkts ? hdev->le_cnt : hdev->acl_cnt; - __check_timeout(hdev, cnt); + __check_timeout(hdev, cnt, LE_LINK); tmp = cnt; while (cnt && (chan = hci_chan_sent(hdev, LE_LINK, "e))) { diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c index 4e3e0451b08c..08542dfc2dc5 100644 --- a/net/bluetooth/hci_sysfs.c +++ b/net/bluetooth/hci_sysfs.c @@ -48,6 +48,9 @@ void hci_conn_add_sysfs(struct hci_conn *conn) BT_DBG("conn %p", conn); + if (device_is_registered(&conn->dev)) + return; + dev_set_name(&conn->dev, "%s:%d", hdev->name, conn->handle); if (device_add(&conn->dev) < 0) { diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index e8de1e7d6ff4..8f1a95b9d320 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -61,6 +61,9 @@ static void l2cap_send_disconn_req(struct l2cap_chan *chan, int err); static void l2cap_tx(struct l2cap_chan *chan, struct l2cap_ctrl *control, struct sk_buff_head *skbs, u8 event); +static void l2cap_retrans_timeout(struct work_struct *work); +static void l2cap_monitor_timeout(struct work_struct *work); +static void l2cap_ack_timeout(struct work_struct *work); static inline u8 bdaddr_type(u8 link_type, u8 bdaddr_type) { @@ -476,6 +479,9 @@ struct l2cap_chan *l2cap_chan_create(void) write_unlock(&chan_list_lock); INIT_DELAYED_WORK(&chan->chan_timer, l2cap_chan_timeout); + INIT_DELAYED_WORK(&chan->retrans_timer, l2cap_retrans_timeout); + INIT_DELAYED_WORK(&chan->monitor_timer, l2cap_monitor_timeout); + INIT_DELAYED_WORK(&chan->ack_timer, l2cap_ack_timeout); chan->state = BT_OPEN; @@ -3320,10 +3326,6 @@ int l2cap_ertm_init(struct l2cap_chan *chan) chan->rx_state = L2CAP_RX_STATE_RECV; chan->tx_state = L2CAP_TX_STATE_XMIT; - INIT_DELAYED_WORK(&chan->retrans_timer, l2cap_retrans_timeout); - INIT_DELAYED_WORK(&chan->monitor_timer, l2cap_monitor_timeout); - INIT_DELAYED_WORK(&chan->ack_timer, l2cap_ack_timeout); - skb_queue_head_init(&chan->srej_q); err = l2cap_seq_list_init(&chan->srej_list, chan->tx_win); @@ -4307,6 +4309,12 @@ static int l2cap_connect_create_rsp(struct l2cap_conn *conn, } } + chan = l2cap_chan_hold_unless_zero(chan); + if (!chan) { + err = -EBADSLT; + goto unlock; + } + err = 0; l2cap_chan_lock(chan); @@ -4336,6 +4344,7 @@ static int l2cap_connect_create_rsp(struct l2cap_conn *conn, } l2cap_chan_unlock(chan); + l2cap_chan_put(chan); unlock: mutex_unlock(&conn->chan_lock); diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c index 4bf4ea6cbb5e..21e24da4847f 100644 --- a/net/bluetooth/rfcomm/sock.c +++ b/net/bluetooth/rfcomm/sock.c @@ -902,7 +902,10 @@ static int rfcomm_sock_shutdown(struct socket *sock, int how) lock_sock(sk); if (!sk->sk_shutdown) { sk->sk_shutdown = SHUTDOWN_MASK; + + release_sock(sk); __rfcomm_sock_close(sk); + lock_sock(sk); if (sock_flag(sk, SOCK_LINGER) && sk->sk_lingertime && !(current->flags & PF_EXITING)) diff --git a/net/can/bcm.c b/net/can/bcm.c index e5ffd2bd62ab..aab3a18f4a90 100644 --- a/net/can/bcm.c +++ b/net/can/bcm.c @@ -274,6 +274,7 @@ static void bcm_can_tx(struct bcm_op *op) struct sk_buff *skb; struct net_device *dev; struct canfd_frame *cf = op->frames + op->cfsiz * op->currframe; + int err; /* no target device? => exit */ if (!op->ifindex) @@ -298,11 +299,11 @@ static void bcm_can_tx(struct bcm_op *op) /* send with loopback */ skb->dev = dev; can_skb_set_owner(skb, op->sk); - can_send(skb, 1); + err = can_send(skb, 1); + if (!err) + op->frames_abs++; - /* update statistics */ op->currframe++; - op->frames_abs++; /* reached last frame? */ if (op->currframe >= op->nframes) diff --git a/net/core/skmsg.c b/net/core/skmsg.c index 054073c7cbb9..736d8b035a67 100644 --- a/net/core/skmsg.c +++ b/net/core/skmsg.c @@ -435,8 +435,10 @@ int sk_msg_recvmsg(struct sock *sk, struct sk_psock *psock, struct msghdr *msg, if (copied + copy > len) copy = len - copied; copy = copy_page_to_iter(page, sge->offset, copy, iter); - if (!copy) - return copied ? copied : -EFAULT; + if (!copy) { + copied = copied ? copied : -EFAULT; + goto out; + } copied += copy; if (likely(!peek)) { @@ -456,7 +458,7 @@ int sk_msg_recvmsg(struct sock *sk, struct sk_psock *psock, struct msghdr *msg, * didn't copy the entire length lets just break. */ if (copy != sge->length) - return copied; + goto out; sk_msg_iter_var_next(i); } @@ -478,7 +480,9 @@ int sk_msg_recvmsg(struct sock *sk, struct sk_psock *psock, struct msghdr *msg, } msg_rx = sk_psock_peek_msg(psock); } - +out: + if (psock->work_state.skb && copied > 0) + schedule_work(&psock->work); return copied; } EXPORT_SYMBOL_GPL(sk_msg_recvmsg); diff --git a/net/core/stream.c b/net/core/stream.c index a166a32b411f..a61130504827 100644 --- a/net/core/stream.c +++ b/net/core/stream.c @@ -159,7 +159,8 @@ int sk_stream_wait_memory(struct sock *sk, long *timeo_p) *timeo_p = current_timeo; } out: - remove_wait_queue(sk_sleep(sk), &wait); + if (!sock_flag(sk, SOCK_DEAD)) + remove_wait_queue(sk_sleep(sk), &wait); return err; do_error: diff --git a/net/ieee802154/socket.c b/net/ieee802154/socket.c index fd5862f9e26a..d0aaa0346cb1 100644 --- a/net/ieee802154/socket.c +++ b/net/ieee802154/socket.c @@ -272,6 +272,10 @@ static int raw_sendmsg(struct sock *sk, struct msghdr *msg, size_t size) err = -EMSGSIZE; goto out_dev; } + if (!size) { + err = 0; + goto out_dev; + } hlen = LL_RESERVED_SPACE(dev); tlen = dev->needed_tailroom; diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c index 26c4dd4ec459..ce6a3873f89e 100644 --- a/net/ipv4/inet_hashtables.c +++ b/net/ipv4/inet_hashtables.c @@ -771,8 +771,8 @@ int __inet_hash_connect(struct inet_timewait_death_row *death_row, if (likely(remaining > 1)) remaining &= ~1U; - net_get_random_once(table_perturb, - INET_TABLE_PERTURB_SIZE * sizeof(*table_perturb)); + get_random_slow_once(table_perturb, + INET_TABLE_PERTURB_SIZE * sizeof(*table_perturb)); index = port_offset & (INET_TABLE_PERTURB_SIZE - 1); offset = READ_ONCE(table_perturb[index]) + (port_offset >> 32); diff --git a/net/ipv4/netfilter/nft_fib_ipv4.c b/net/ipv4/netfilter/nft_fib_ipv4.c index 03df986217b7..9e6f0f1275e2 100644 --- a/net/ipv4/netfilter/nft_fib_ipv4.c +++ b/net/ipv4/netfilter/nft_fib_ipv4.c @@ -83,6 +83,9 @@ void nft_fib4_eval(const struct nft_expr *expr, struct nft_regs *regs, else oif = NULL; + if (priv->flags & NFTA_FIB_F_IIF) + fl4.flowi4_oif = l3mdev_master_ifindex_rcu(oif); + if (nft_hook(pkt) == NF_INET_PRE_ROUTING && nft_fib_is_loopback(pkt->skb, nft_in(pkt))) { nft_fib_store_result(dest, priv, nft_in(pkt)); diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 4f6b897ccf23..5b4e170b6a34 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -3025,6 +3025,8 @@ int tcp_disconnect(struct sock *sk, int flags) tp->snd_ssthresh = TCP_INFINITE_SSTHRESH; tcp_snd_cwnd_set(tp, TCP_INIT_CWND); tp->snd_cwnd_cnt = 0; + tp->is_cwnd_limited = 0; + tp->max_packets_out = 0; tp->window_clamp = 0; tp->delivered = 0; tp->delivered_ce = 0; @@ -4329,12 +4331,16 @@ static void __tcp_alloc_md5sig_pool(void) * to memory. See smp_rmb() in tcp_get_md5sig_pool() */ smp_wmb(); - tcp_md5sig_pool_populated = true; + /* Paired with READ_ONCE() from tcp_alloc_md5sig_pool() + * and tcp_get_md5sig_pool(). + */ + WRITE_ONCE(tcp_md5sig_pool_populated, true); } bool tcp_alloc_md5sig_pool(void) { - if (unlikely(!tcp_md5sig_pool_populated)) { + /* Paired with WRITE_ONCE() from __tcp_alloc_md5sig_pool() */ + if (unlikely(!READ_ONCE(tcp_md5sig_pool_populated))) { mutex_lock(&tcp_md5sig_mutex); if (!tcp_md5sig_pool_populated) { @@ -4345,7 +4351,8 @@ bool tcp_alloc_md5sig_pool(void) mutex_unlock(&tcp_md5sig_mutex); } - return tcp_md5sig_pool_populated; + /* Paired with WRITE_ONCE() from __tcp_alloc_md5sig_pool() */ + return READ_ONCE(tcp_md5sig_pool_populated); } EXPORT_SYMBOL(tcp_alloc_md5sig_pool); @@ -4361,7 +4368,8 @@ struct tcp_md5sig_pool *tcp_get_md5sig_pool(void) { local_bh_disable(); - if (tcp_md5sig_pool_populated) { + /* Paired with WRITE_ONCE() from __tcp_alloc_md5sig_pool() */ + if (READ_ONCE(tcp_md5sig_pool_populated)) { /* coupled with smp_wmb() in __tcp_alloc_md5sig_pool() */ smp_rmb(); return this_cpu_ptr(&tcp_md5sig_pool); diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index ed2e1836c0c0..33ba1268a111 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -1878,15 +1878,20 @@ static void tcp_cwnd_validate(struct sock *sk, bool is_cwnd_limited) const struct tcp_congestion_ops *ca_ops = inet_csk(sk)->icsk_ca_ops; struct tcp_sock *tp = tcp_sk(sk); - /* Track the maximum number of outstanding packets in each - * window, and remember whether we were cwnd-limited then. + /* Track the strongest available signal of the degree to which the cwnd + * is fully utilized. If cwnd-limited then remember that fact for the + * current window. If not cwnd-limited then track the maximum number of + * outstanding packets in the current window. (If cwnd-limited then we + * chose to not update tp->max_packets_out to avoid an extra else + * clause with no functional impact.) */ - if (!before(tp->snd_una, tp->max_packets_seq) || - tp->packets_out > tp->max_packets_out || - is_cwnd_limited) { - tp->max_packets_out = tp->packets_out; - tp->max_packets_seq = tp->snd_nxt; + if (!before(tp->snd_una, tp->cwnd_usage_seq) || + is_cwnd_limited || + (!tp->is_cwnd_limited && + tp->packets_out > tp->max_packets_out)) { tp->is_cwnd_limited = is_cwnd_limited; + tp->max_packets_out = tp->packets_out; + tp->cwnd_usage_seq = tp->snd_nxt; } if (tcp_is_cwnd_limited(sk)) { diff --git a/net/ipv6/netfilter/nft_fib_ipv6.c b/net/ipv6/netfilter/nft_fib_ipv6.c index 92f3235fa287..602743f6dcee 100644 --- a/net/ipv6/netfilter/nft_fib_ipv6.c +++ b/net/ipv6/netfilter/nft_fib_ipv6.c @@ -37,6 +37,9 @@ static int nft_fib6_flowi_init(struct flowi6 *fl6, const struct nft_fib *priv, if (ipv6_addr_type(&fl6->daddr) & IPV6_ADDR_LINKLOCAL) { lookup_flags |= RT6_LOOKUP_F_IFACE; fl6->flowi6_oif = get_ifindex(dev ? dev : pkt->skb->dev); + } else if ((priv->flags & NFTA_FIB_F_IIF) && + (netif_is_l3_master(dev) || netif_is_l3_slave(dev))) { + fl6->flowi6_oif = dev->ifindex; } if (ipv6_addr_type(&fl6->saddr) & IPV6_ADDR_UNICAST) @@ -193,7 +196,8 @@ void nft_fib6_eval(const struct nft_expr *expr, struct nft_regs *regs, if (rt->rt6i_flags & (RTF_REJECT | RTF_ANYCAST | RTF_LOCAL)) goto put_rt_err; - if (oif && oif != rt->rt6i_idev->dev) + if (oif && oif != rt->rt6i_idev->dev && + l3mdev_master_ifindex_rcu(rt->rt6i_idev->dev) != oif->ifindex) goto put_rt_err; nft_fib_store_result(dest, priv, rt->rt6i_idev->dev); diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 3f625e836a03..4fa216a108ae 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -3384,9 +3384,6 @@ static int ieee80211_set_csa_beacon(struct ieee80211_sub_if_data *sdata, case NL80211_IFTYPE_MESH_POINT: { struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; - if (params->chandef.width != sdata->vif.bss_conf.chandef.width) - return -EINVAL; - /* changes into another band are not supported */ if (sdata->vif.bss_conf.chandef.chan->band != params->chandef.chan->band) diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index 31399c53dfb1..9da5ee6c50cd 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -67,6 +67,7 @@ struct conntrack_gc_work { struct delayed_work dwork; u32 next_bucket; u32 avg_timeout; + u32 count; u32 start_time; bool exiting; bool early_drop; @@ -85,10 +86,12 @@ static DEFINE_MUTEX(nf_conntrack_mutex); /* clamp timeouts to this value (TCP unacked) */ #define GC_SCAN_INTERVAL_CLAMP (300ul * HZ) -/* large initial bias so that we don't scan often just because we have - * three entries with a 1s timeout. +/* Initial bias pretending we have 100 entries at the upper bound so we don't + * wakeup often just because we have three entries with a 1s timeout while still + * allowing non-idle machines to wakeup more often when needed. */ -#define GC_SCAN_INTERVAL_INIT INT_MAX +#define GC_SCAN_INITIAL_COUNT 100 +#define GC_SCAN_INTERVAL_INIT GC_SCAN_INTERVAL_MAX #define GC_SCAN_MAX_DURATION msecs_to_jiffies(10) #define GC_SCAN_EXPIRED_MAX (64000u / HZ) @@ -1439,6 +1442,7 @@ static void gc_worker(struct work_struct *work) unsigned int expired_count = 0; unsigned long next_run; s32 delta_time; + long count; gc_work = container_of(work, struct conntrack_gc_work, dwork.work); @@ -1448,10 +1452,12 @@ static void gc_worker(struct work_struct *work) if (i == 0) { gc_work->avg_timeout = GC_SCAN_INTERVAL_INIT; + gc_work->count = GC_SCAN_INITIAL_COUNT; gc_work->start_time = start_time; } next_run = gc_work->avg_timeout; + count = gc_work->count; end_time = start_time + GC_SCAN_MAX_DURATION; @@ -1471,8 +1477,8 @@ static void gc_worker(struct work_struct *work) hlist_nulls_for_each_entry_rcu(h, n, &ct_hash[i], hnnode) { struct nf_conntrack_net *cnet; - unsigned long expires; struct net *net; + long expires; tmp = nf_ct_tuplehash_to_ctrack(h); @@ -1486,6 +1492,7 @@ static void gc_worker(struct work_struct *work) gc_work->next_bucket = i; gc_work->avg_timeout = next_run; + gc_work->count = count; delta_time = nfct_time_stamp - gc_work->start_time; @@ -1501,8 +1508,8 @@ static void gc_worker(struct work_struct *work) } expires = clamp(nf_ct_expires(tmp), GC_SCAN_INTERVAL_MIN, GC_SCAN_INTERVAL_CLAMP); + expires = (expires - (long)next_run) / ++count; next_run += expires; - next_run /= 2u; if (nf_conntrack_max95 == 0 || gc_worker_skip_ct(tmp)) continue; @@ -1540,6 +1547,7 @@ static void gc_worker(struct work_struct *work) delta_time = nfct_time_stamp - end_time; if (delta_time > 0 && i < hashsz) { gc_work->avg_timeout = next_run; + gc_work->count = count; gc_work->next_bucket = i; next_run = 0; goto early_exit; diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c index 5e2c83cb7b12..46ef1525b2e5 100644 --- a/net/openvswitch/datapath.c +++ b/net/openvswitch/datapath.c @@ -251,10 +251,17 @@ void ovs_dp_process_packet(struct sk_buff *skb, struct sw_flow_key *key) upcall.mru = OVS_CB(skb)->mru; error = ovs_dp_upcall(dp, skb, key, &upcall, 0); - if (unlikely(error)) - kfree_skb(skb); - else + switch (error) { + case 0: + case -EAGAIN: + case -ERESTARTSYS: + case -EINTR: consume_skb(skb); + break; + default: + kfree_skb(skb); + break; + } stats_counter = &stats->n_missed; goto out; } @@ -550,8 +557,9 @@ static int queue_userspace_packet(struct datapath *dp, struct sk_buff *skb, out: if (err) skb_tx_error(skb); - kfree_skb(user_skb); - kfree_skb(nskb); + consume_skb(user_skb); + consume_skb(nskb); + return err; } diff --git a/net/rds/tcp.c b/net/rds/tcp.c index 5327d130c4b5..b560d06e6d96 100644 --- a/net/rds/tcp.c +++ b/net/rds/tcp.c @@ -166,10 +166,10 @@ void rds_tcp_reset_callbacks(struct socket *sock, */ atomic_set(&cp->cp_state, RDS_CONN_RESETTING); wait_event(cp->cp_waitq, !test_bit(RDS_IN_XMIT, &cp->cp_flags)); - lock_sock(osock->sk); /* reset receive side state for rds_tcp_data_recv() for osock */ cancel_delayed_work_sync(&cp->cp_send_w); cancel_delayed_work_sync(&cp->cp_recv_w); + lock_sock(osock->sk); if (tc->t_tinc) { rds_inc_put(&tc->t_tinc->ti_inc); tc->t_tinc = NULL; diff --git a/net/sctp/auth.c b/net/sctp/auth.c index db6b7373d16c..34964145514e 100644 --- a/net/sctp/auth.c +++ b/net/sctp/auth.c @@ -863,12 +863,17 @@ int sctp_auth_set_key(struct sctp_endpoint *ep, } list_del_init(&shkey->key_list); - sctp_auth_shkey_release(shkey); list_add(&cur_key->key_list, sh_keys); - if (asoc && asoc->active_key_id == auth_key->sca_keynumber) - sctp_auth_asoc_init_active_key(asoc, GFP_KERNEL); + if (asoc && asoc->active_key_id == auth_key->sca_keynumber && + sctp_auth_asoc_init_active_key(asoc, GFP_KERNEL)) { + list_del_init(&cur_key->key_list); + sctp_auth_shkey_release(cur_key); + list_add(&shkey->key_list, sh_keys); + return -ENOMEM; + } + sctp_auth_shkey_release(shkey); return 0; } @@ -902,8 +907,13 @@ int sctp_auth_set_active_key(struct sctp_endpoint *ep, return -EINVAL; if (asoc) { + __u16 active_key_id = asoc->active_key_id; + asoc->active_key_id = key_id; - sctp_auth_asoc_init_active_key(asoc, GFP_KERNEL); + if (sctp_auth_asoc_init_active_key(asoc, GFP_KERNEL)) { + asoc->active_key_id = active_key_id; + return -ENOMEM; + } } else ep->active_key_id = key_id; diff --git a/net/unix/garbage.c b/net/unix/garbage.c index d45d5366115a..dc2763540393 100644 --- a/net/unix/garbage.c +++ b/net/unix/garbage.c @@ -204,6 +204,7 @@ void wait_for_unix_gc(void) /* The external entry point: unix_gc() */ void unix_gc(void) { + struct sk_buff *next_skb, *skb; struct unix_sock *u; struct unix_sock *next; struct sk_buff_head hitlist; @@ -297,11 +298,30 @@ void unix_gc(void) spin_unlock(&unix_gc_lock); + /* We need io_uring to clean its registered files, ignore all io_uring + * originated skbs. It's fine as io_uring doesn't keep references to + * other io_uring instances and so killing all other files in the cycle + * will put all io_uring references forcing it to go through normal + * release.path eventually putting registered files. + */ + skb_queue_walk_safe(&hitlist, skb, next_skb) { + if (skb->scm_io_uring) { + __skb_unlink(skb, &hitlist); + skb_queue_tail(&skb->sk->sk_receive_queue, skb); + } + } + /* Here we are. Hitlist is filled. Die. */ __skb_queue_purge(&hitlist); spin_lock(&unix_gc_lock); + /* There could be io_uring registered files, just push them back to + * the inflight list + */ + list_for_each_entry_safe(u, next, &gc_candidates, link) + list_move_tail(&u->link, &gc_inflight_list); + /* All candidates should have been detached by now. */ BUG_ON(!list_empty(&gc_candidates)); diff --git a/net/vmw_vsock/virtio_transport_common.c b/net/vmw_vsock/virtio_transport_common.c index ec2c2afbf0d0..3a12aee33e92 100644 --- a/net/vmw_vsock/virtio_transport_common.c +++ b/net/vmw_vsock/virtio_transport_common.c @@ -1342,7 +1342,7 @@ EXPORT_SYMBOL_GPL(virtio_transport_recv_pkt); void virtio_transport_free_pkt(struct virtio_vsock_pkt *pkt) { - kfree(pkt->buf); + kvfree(pkt->buf); kfree(pkt); } EXPORT_SYMBOL_GPL(virtio_transport_free_pkt); diff --git a/net/xdp/xsk.c b/net/xdp/xsk.c index 10c302f9c6d7..330dd498fc61 100644 --- a/net/xdp/xsk.c +++ b/net/xdp/xsk.c @@ -370,16 +370,15 @@ static u32 xsk_tx_peek_release_fallback(struct xsk_buff_pool *pool, u32 max_entr return nb_pkts; } -u32 xsk_tx_peek_release_desc_batch(struct xsk_buff_pool *pool, u32 max_entries) +u32 xsk_tx_peek_release_desc_batch(struct xsk_buff_pool *pool, u32 nb_pkts) { struct xdp_sock *xs; - u32 nb_pkts; rcu_read_lock(); if (!list_is_singular(&pool->xsk_tx_list)) { /* Fallback to the non-batched version */ rcu_read_unlock(); - return xsk_tx_peek_release_fallback(pool, max_entries); + return xsk_tx_peek_release_fallback(pool, nb_pkts); } xs = list_first_or_null_rcu(&pool->xsk_tx_list, struct xdp_sock, tx_list); @@ -388,12 +387,7 @@ u32 xsk_tx_peek_release_desc_batch(struct xsk_buff_pool *pool, u32 max_entries) goto out; } - max_entries = xskq_cons_nb_entries(xs->tx, max_entries); - nb_pkts = xskq_cons_read_desc_batch(xs->tx, pool, max_entries); - if (!nb_pkts) { - xs->tx->queue_empty_descs++; - goto out; - } + nb_pkts = xskq_cons_nb_entries(xs->tx, nb_pkts); /* This is the backpressure mechanism for the Tx path. Try to * reserve space in the completion queue for all packets, but @@ -401,12 +395,18 @@ u32 xsk_tx_peek_release_desc_batch(struct xsk_buff_pool *pool, u32 max_entries) * packets. This avoids having to implement any buffering in * the Tx path. */ - nb_pkts = xskq_prod_reserve_addr_batch(pool->cq, pool->tx_descs, nb_pkts); + nb_pkts = xskq_prod_nb_free(pool->cq, nb_pkts); if (!nb_pkts) goto out; - xskq_cons_release_n(xs->tx, max_entries); + nb_pkts = xskq_cons_read_desc_batch(xs->tx, pool, nb_pkts); + if (!nb_pkts) { + xs->tx->queue_empty_descs++; + goto out; + } + __xskq_cons_release(xs->tx); + xskq_prod_write_addr_batch(pool->cq, pool->tx_descs, nb_pkts); xs->sk.sk_write_space(&xs->sk); out: diff --git a/net/xdp/xsk_queue.h b/net/xdp/xsk_queue.h index 491a18c1f786..cca1fce8035c 100644 --- a/net/xdp/xsk_queue.h +++ b/net/xdp/xsk_queue.h @@ -201,6 +201,11 @@ static inline bool xskq_cons_read_desc(struct xsk_queue *q, return false; } +static inline void xskq_cons_release_n(struct xsk_queue *q, u32 cnt) +{ + q->cached_cons += cnt; +} + static inline u32 xskq_cons_read_desc_batch(struct xsk_queue *q, struct xsk_buff_pool *pool, u32 max) { @@ -222,6 +227,8 @@ static inline u32 xskq_cons_read_desc_batch(struct xsk_queue *q, struct xsk_buff cached_cons++; } + /* Release valid plus any invalid entries */ + xskq_cons_release_n(q, cached_cons - q->cached_cons); return nb_entries; } @@ -287,11 +294,6 @@ static inline void xskq_cons_release(struct xsk_queue *q) q->cached_cons++; } -static inline void xskq_cons_release_n(struct xsk_queue *q, u32 cnt) -{ - q->cached_cons += cnt; -} - static inline bool xskq_cons_is_full(struct xsk_queue *q) { /* No barriers needed since data is not accessed */ @@ -353,21 +355,17 @@ static inline int xskq_prod_reserve_addr(struct xsk_queue *q, u64 addr) return 0; } -static inline u32 xskq_prod_reserve_addr_batch(struct xsk_queue *q, struct xdp_desc *descs, - u32 max) +static inline void xskq_prod_write_addr_batch(struct xsk_queue *q, struct xdp_desc *descs, + u32 nb_entries) { struct xdp_umem_ring *ring = (struct xdp_umem_ring *)q->ring; - u32 nb_entries, i, cached_prod; - - nb_entries = xskq_prod_nb_free(q, max); + u32 i, cached_prod; /* A, matches D */ cached_prod = q->cached_prod; for (i = 0; i < nb_entries; i++) ring->desc[cached_prod++ & q->ring_mask] = descs[i].addr; q->cached_prod = cached_prod; - - return nb_entries; } static inline int xskq_prod_reserve_desc(struct xsk_queue *q, diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c index 5f34bc378fdc..3d8668d62e63 100644 --- a/net/xfrm/xfrm_input.c +++ b/net/xfrm/xfrm_input.c @@ -24,7 +24,8 @@ #include "xfrm_inout.h" struct xfrm_trans_tasklet { - struct tasklet_struct tasklet; + struct work_struct work; + spinlock_t queue_lock; struct sk_buff_head queue; }; @@ -760,18 +761,22 @@ int xfrm_input_resume(struct sk_buff *skb, int nexthdr) } EXPORT_SYMBOL(xfrm_input_resume); -static void xfrm_trans_reinject(struct tasklet_struct *t) +static void xfrm_trans_reinject(struct work_struct *work) { - struct xfrm_trans_tasklet *trans = from_tasklet(trans, t, tasklet); + struct xfrm_trans_tasklet *trans = container_of(work, struct xfrm_trans_tasklet, work); struct sk_buff_head queue; struct sk_buff *skb; __skb_queue_head_init(&queue); + spin_lock_bh(&trans->queue_lock); skb_queue_splice_init(&trans->queue, &queue); + spin_unlock_bh(&trans->queue_lock); + local_bh_disable(); while ((skb = __skb_dequeue(&queue))) XFRM_TRANS_SKB_CB(skb)->finish(XFRM_TRANS_SKB_CB(skb)->net, NULL, skb); + local_bh_enable(); } int xfrm_trans_queue_net(struct net *net, struct sk_buff *skb, @@ -789,8 +794,10 @@ int xfrm_trans_queue_net(struct net *net, struct sk_buff *skb, XFRM_TRANS_SKB_CB(skb)->finish = finish; XFRM_TRANS_SKB_CB(skb)->net = net; + spin_lock_bh(&trans->queue_lock); __skb_queue_tail(&trans->queue, skb); - tasklet_schedule(&trans->tasklet); + spin_unlock_bh(&trans->queue_lock); + schedule_work(&trans->work); return 0; } EXPORT_SYMBOL(xfrm_trans_queue_net); @@ -817,7 +824,8 @@ void __init xfrm_input_init(void) struct xfrm_trans_tasklet *trans; trans = &per_cpu(xfrm_trans_tasklet, i); + spin_lock_init(&trans->queue_lock); __skb_queue_head_init(&trans->queue); - tasklet_setup(&trans->tasklet, xfrm_trans_reinject); + INIT_WORK(&trans->work, xfrm_trans_reinject); } } diff --git a/net/xfrm/xfrm_ipcomp.c b/net/xfrm/xfrm_ipcomp.c index cb40ff0ff28d..92ad336a83ab 100644 --- a/net/xfrm/xfrm_ipcomp.c +++ b/net/xfrm/xfrm_ipcomp.c @@ -203,6 +203,7 @@ static void ipcomp_free_scratches(void) vfree(*per_cpu_ptr(scratches, i)); free_percpu(scratches); + ipcomp_scratches = NULL; } static void * __percpu *ipcomp_alloc_scratches(void) diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index cdec22088423..914ea5eb16a8 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -96,8 +96,29 @@ echo-cmd = $(if $($(quiet)cmd_$(1)),\ quiet_redirect := silent_redirect := exec >/dev/null; +# Delete the target on interruption +# +# GNU Make automatically deletes the target if it has already been changed by +# the interrupted recipe. So, you can safely stop the build by Ctrl-C (Make +# will delete incomplete targets), and resume it later. +# +# However, this does not work when the stderr is piped to another program, like +# $ make >&2 | tee log +# Make dies with SIGPIPE before cleaning the targets. +# +# To address it, we clean the target in signal traps. +# +# Make deletes the target when it catches SIGHUP, SIGINT, SIGQUIT, SIGTERM. +# So, we cover them, and also SIGPIPE just in case. +# +# Of course, this is unneeded for phony targets. +delete-on-interrupt = \ + $(if $(filter-out $(PHONY), $@), \ + $(foreach sig, HUP INT QUIT TERM PIPE, \ + trap 'rm -f $@; trap - $(sig); kill -s $(sig) $$$$' $(sig);)) + # printing commands -cmd = @set -e; $(echo-cmd) $($(quiet)redirect) $(cmd_$(1)) +cmd = @set -e; $(echo-cmd) $($(quiet)redirect) $(delete-on-interrupt) $(cmd_$(1)) ### # if_changed - execute command if any prerequisite is newer than diff --git a/scripts/package/mkspec b/scripts/package/mkspec index 7c477ca7dc98..951cc60e5a90 100755 --- a/scripts/package/mkspec +++ b/scripts/package/mkspec @@ -85,10 +85,10 @@ $S mkdir -p %{buildroot}/boot %ifarch ia64 mkdir -p %{buildroot}/boot/efi - cp \$($MAKE image_name) %{buildroot}/boot/efi/vmlinuz-$KERNELRELEASE + cp \$($MAKE -s image_name) %{buildroot}/boot/efi/vmlinuz-$KERNELRELEASE ln -s efi/vmlinuz-$KERNELRELEASE %{buildroot}/boot/ %else - cp \$($MAKE image_name) %{buildroot}/boot/vmlinuz-$KERNELRELEASE + cp \$($MAKE -s image_name) %{buildroot}/boot/vmlinuz-$KERNELRELEASE %endif $M $MAKE %{?_smp_mflags} INSTALL_MOD_PATH=%{buildroot} modules_install $MAKE %{?_smp_mflags} INSTALL_HDR_PATH=%{buildroot}/usr headers_install diff --git a/scripts/selinux/install_policy.sh b/scripts/selinux/install_policy.sh index 2dccf141241d..20af56ce245c 100755 --- a/scripts/selinux/install_policy.sh +++ b/scripts/selinux/install_policy.sh @@ -78,7 +78,7 @@ cd /etc/selinux/dummy/contexts/files $SF -F file_contexts / mounts=`cat /proc/$$/mounts | \ - egrep "ext[234]|jfs|xfs|reiserfs|jffs2|gfs2|btrfs|f2fs|ocfs2" | \ + grep -E "ext[234]|jfs|xfs|reiserfs|jffs2|gfs2|btrfs|f2fs|ocfs2" | \ awk '{ print $2 '}` $SF -F file_contexts $mounts diff --git a/security/Kconfig.hardening b/security/Kconfig.hardening index 90cbaff86e13..942ed8de36d3 100644 --- a/security/Kconfig.hardening +++ b/security/Kconfig.hardening @@ -22,14 +22,23 @@ menu "Memory initialization" config CC_HAS_AUTO_VAR_INIT_PATTERN def_bool $(cc-option,-ftrivial-auto-var-init=pattern) -config CC_HAS_AUTO_VAR_INIT_ZERO +config CC_HAS_AUTO_VAR_INIT_ZERO_BARE + def_bool $(cc-option,-ftrivial-auto-var-init=zero) + +config CC_HAS_AUTO_VAR_INIT_ZERO_ENABLER + # Clang 16 and later warn about using the -enable flag, but it + # is required before then. def_bool $(cc-option,-ftrivial-auto-var-init=zero -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang) + depends on !CC_HAS_AUTO_VAR_INIT_ZERO_BARE + +config CC_HAS_AUTO_VAR_INIT_ZERO + def_bool CC_HAS_AUTO_VAR_INIT_ZERO_BARE || CC_HAS_AUTO_VAR_INIT_ZERO_ENABLER choice prompt "Initialize kernel stack variables at function entry" default GCC_PLUGIN_STRUCTLEAK_BYREF_ALL if COMPILE_TEST && GCC_PLUGINS default INIT_STACK_ALL_PATTERN if COMPILE_TEST && CC_HAS_AUTO_VAR_INIT_PATTERN - default INIT_STACK_ALL_ZERO if CC_HAS_AUTO_VAR_INIT_PATTERN + default INIT_STACK_ALL_ZERO if CC_HAS_AUTO_VAR_INIT_ZERO default INIT_STACK_NONE help This option enables initialization of stack variables at diff --git a/security/integrity/ima/ima_appraise.c b/security/integrity/ima/ima_appraise.c index ed04bb7c7512..08b49bd1e8ca 100644 --- a/security/integrity/ima/ima_appraise.c +++ b/security/integrity/ima/ima_appraise.c @@ -644,22 +644,26 @@ int ima_inode_setxattr(struct dentry *dentry, const char *xattr_name, const struct evm_ima_xattr_data *xvalue = xattr_value; int digsig = 0; int result; + int err; result = ima_protect_xattr(dentry, xattr_name, xattr_value, xattr_value_len); if (result == 1) { if (!xattr_value_len || (xvalue->type >= IMA_XATTR_LAST)) return -EINVAL; + + err = validate_hash_algo(dentry, xvalue, xattr_value_len); + if (err) + return err; + digsig = (xvalue->type == EVM_IMA_XATTR_DIGSIG); } else if (!strcmp(xattr_name, XATTR_NAME_EVM) && xattr_value_len > 0) { digsig = (xvalue->type == EVM_XATTR_PORTABLE_DIGSIG); } if (result == 1 || evm_revalidate_status(xattr_name)) { - result = validate_hash_algo(dentry, xvalue, xattr_value_len); - if (result) - return result; - ima_reset_appraise_flags(d_backing_inode(dentry), digsig); + if (result == 1) + result = 0; } return result; } diff --git a/sound/core/pcm_dmaengine.c b/sound/core/pcm_dmaengine.c index 1fc2fa077574..0fe93b423c4e 100644 --- a/sound/core/pcm_dmaengine.c +++ b/sound/core/pcm_dmaengine.c @@ -132,12 +132,14 @@ EXPORT_SYMBOL_GPL(snd_dmaengine_pcm_set_config_from_dai_data); static void dmaengine_pcm_dma_complete(void *arg) { + unsigned int new_pos; struct snd_pcm_substream *substream = arg; struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream); - prtd->pos += snd_pcm_lib_period_bytes(substream); - if (prtd->pos >= snd_pcm_lib_buffer_bytes(substream)) - prtd->pos = 0; + new_pos = prtd->pos + snd_pcm_lib_period_bytes(substream); + if (new_pos >= snd_pcm_lib_buffer_bytes(substream)) + new_pos = 0; + prtd->pos = new_pos; snd_pcm_period_elapsed(substream); } diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c index befa9809ff00..b1632ab432cf 100644 --- a/sound/core/rawmidi.c +++ b/sound/core/rawmidi.c @@ -1835,10 +1835,8 @@ static int snd_rawmidi_free(struct snd_rawmidi *rmidi) snd_info_free_entry(rmidi->proc_entry); rmidi->proc_entry = NULL; - mutex_lock(®ister_mutex); if (rmidi->ops && rmidi->ops->dev_unregister) rmidi->ops->dev_unregister(rmidi); - mutex_unlock(®ister_mutex); snd_rawmidi_free_substreams(&rmidi->streams[SNDRV_RAWMIDI_STREAM_INPUT]); snd_rawmidi_free_substreams(&rmidi->streams[SNDRV_RAWMIDI_STREAM_OUTPUT]); diff --git a/sound/core/sound_oss.c b/sound/core/sound_oss.c index 7ed0a2a91035..2751bf2ff61b 100644 --- a/sound/core/sound_oss.c +++ b/sound/core/sound_oss.c @@ -162,7 +162,6 @@ int snd_unregister_oss_device(int type, struct snd_card *card, int dev) mutex_unlock(&sound_oss_mutex); return -ENOENT; } - unregister_sound_special(minor); switch (SNDRV_MINOR_OSS_DEVICE(minor)) { case SNDRV_MINOR_OSS_PCM: track2 = SNDRV_MINOR_OSS(cidx, SNDRV_MINOR_OSS_AUDIO); @@ -174,12 +173,18 @@ int snd_unregister_oss_device(int type, struct snd_card *card, int dev) track2 = SNDRV_MINOR_OSS(cidx, SNDRV_MINOR_OSS_DMMIDI1); break; } - if (track2 >= 0) { - unregister_sound_special(track2); + if (track2 >= 0) snd_oss_minors[track2] = NULL; - } snd_oss_minors[minor] = NULL; mutex_unlock(&sound_oss_mutex); + + /* call unregister_sound_special() outside sound_oss_mutex; + * otherwise may deadlock, as it can trigger the release of a card + */ + unregister_sound_special(minor); + if (track2 >= 0) + unregister_sound_special(track2); + kfree(mptr); return 0; } diff --git a/sound/pci/hda/hda_beep.c b/sound/pci/hda/hda_beep.c index 53a2b89f8983..e63621bcb214 100644 --- a/sound/pci/hda/hda_beep.c +++ b/sound/pci/hda/hda_beep.c @@ -118,6 +118,12 @@ static int snd_hda_beep_event(struct input_dev *dev, unsigned int type, return 0; } +static void turn_on_beep(struct hda_beep *beep) +{ + if (beep->keep_power_at_enable) + snd_hda_power_up_pm(beep->codec); +} + static void turn_off_beep(struct hda_beep *beep) { cancel_work_sync(&beep->beep_work); @@ -125,6 +131,8 @@ static void turn_off_beep(struct hda_beep *beep) /* turn off beep */ generate_tone(beep, 0); } + if (beep->keep_power_at_enable) + snd_hda_power_down_pm(beep->codec); } /** @@ -140,7 +148,9 @@ int snd_hda_enable_beep_device(struct hda_codec *codec, int enable) enable = !!enable; if (beep->enabled != enable) { beep->enabled = enable; - if (!enable) + if (enable) + turn_on_beep(beep); + else turn_off_beep(beep); return 1; } @@ -167,7 +177,8 @@ static int beep_dev_disconnect(struct snd_device *device) input_unregister_device(beep->dev); else input_free_device(beep->dev); - turn_off_beep(beep); + if (beep->enabled) + turn_off_beep(beep); return 0; } diff --git a/sound/pci/hda/hda_beep.h b/sound/pci/hda/hda_beep.h index a25358a4807a..db76e3ddba65 100644 --- a/sound/pci/hda/hda_beep.h +++ b/sound/pci/hda/hda_beep.h @@ -25,6 +25,7 @@ struct hda_beep { unsigned int enabled:1; unsigned int linear_tone:1; /* linear tone for IDT/STAC codec */ unsigned int playing:1; + unsigned int keep_power_at_enable:1; /* set by driver */ struct work_struct beep_work; /* scheduled task for beep event */ struct mutex mutex; void (*power_hook)(struct hda_beep *beep, bool on); diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 1994a83fa391..ba1289abd45f 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -2685,9 +2685,6 @@ static void generic_acomp_pin_eld_notify(void *audio_ptr, int port, int dev_id) */ if (codec->core.dev.power.power_state.event == PM_EVENT_SUSPEND) return; - /* ditto during suspend/resume process itself */ - if (snd_hdac_is_in_pm(&codec->core)) - return; check_presence_and_report(codec, pin_nid, dev_id); } @@ -2871,9 +2868,6 @@ static void intel_pin_eld_notify(void *audio_ptr, int port, int pipe) */ if (codec->core.dev.power.power_state.event == PM_EVENT_SUSPEND) return; - /* ditto during suspend/resume process itself */ - if (snd_hdac_is_in_pm(&codec->core)) - return; snd_hdac_i915_set_bclk(&codec->bus->core); check_presence_and_report(codec, pin_nid, dev_id); diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index f7b6a516439d..0de1dcd3b946 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -8221,11 +8221,13 @@ static const struct hda_fixup alc269_fixups[] = { [ALC285_FIXUP_ASUS_G533Z_PINS] = { .type = HDA_FIXUP_PINS, .v.pins = (const struct hda_pintbl[]) { - { 0x14, 0x90170120 }, + { 0x14, 0x90170152 }, /* Speaker Surround Playback Switch */ + { 0x19, 0x03a19020 }, /* Mic Boost Volume */ + { 0x1a, 0x03a11c30 }, /* Mic Boost Volume */ + { 0x1e, 0x90170151 }, /* Rear jack, IN OUT EAPD Detect */ + { 0x21, 0x03211420 }, { } }, - .chained = true, - .chain_id = ALC294_FIXUP_ASUS_G513_PINS, }, [ALC294_FIXUP_ASUS_COEF_1B] = { .type = HDA_FIXUP_VERBS, @@ -8847,7 +8849,6 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1028, 0x0871, "Dell Precision 3630", ALC255_FIXUP_DELL_HEADSET_MIC), SND_PCI_QUIRK(0x1028, 0x0872, "Dell Precision 3630", ALC255_FIXUP_DELL_HEADSET_MIC), SND_PCI_QUIRK(0x1028, 0x0873, "Dell Precision 3930", ALC255_FIXUP_DUMMY_LINEOUT_VERB), - SND_PCI_QUIRK(0x1028, 0x087d, "Dell Precision 5530", ALC289_FIXUP_DUAL_SPK), SND_PCI_QUIRK(0x1028, 0x08ad, "Dell WYSE AIO", ALC225_FIXUP_DELL_WYSE_AIO_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1028, 0x08ae, "Dell WYSE NB", ALC225_FIXUP_DELL1_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1028, 0x0935, "Dell", ALC274_FIXUP_DELL_AIO_LINEOUT_VERB), @@ -9046,6 +9047,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1043, 0x1e8e, "ASUS Zephyrus G15", ALC289_FIXUP_ASUS_GA401), SND_PCI_QUIRK(0x1043, 0x1c52, "ASUS Zephyrus G15 2022", ALC289_FIXUP_ASUS_GA401), SND_PCI_QUIRK(0x1043, 0x1f11, "ASUS Zephyrus G14", ALC289_FIXUP_ASUS_GA401), + SND_PCI_QUIRK(0x1043, 0x1f92, "ASUS ROG Flow X16", ALC289_FIXUP_ASUS_GA401), SND_PCI_QUIRK(0x1043, 0x3030, "ASUS ZN270IE", ALC256_FIXUP_ASUS_AIO_GPIO2), SND_PCI_QUIRK(0x1043, 0x831a, "ASUS P901", ALC269_FIXUP_STEREO_DMIC), SND_PCI_QUIRK(0x1043, 0x834a, "ASUS S101", ALC269_FIXUP_STEREO_DMIC), @@ -9067,6 +9069,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x10ec, 0x10f2, "Intel Reference board", ALC700_FIXUP_INTEL_REFERENCE), SND_PCI_QUIRK(0x10ec, 0x118c, "Medion EE4254 MD62100", ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE), SND_PCI_QUIRK(0x10ec, 0x1230, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK), + SND_PCI_QUIRK(0x10ec, 0x124c, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK), SND_PCI_QUIRK(0x10ec, 0x1252, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK), SND_PCI_QUIRK(0x10ec, 0x1254, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK), SND_PCI_QUIRK(0x10f7, 0x8338, "Panasonic CF-SZ6", ALC269_FIXUP_HEADSET_MODE), diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 7f340f18599c..a794a01a68ca 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -4311,6 +4311,8 @@ static int stac_parse_auto_config(struct hda_codec *codec) if (codec->beep) { /* IDT/STAC codecs have linear beep tone parameter */ codec->beep->linear_tone = spec->linear_tone_beep; + /* keep power up while beep is enabled */ + codec->beep->keep_power_at_enable = 1; /* if no beep switch is available, make its own one */ caps = query_amp_caps(codec, nid, HDA_OUTPUT); if (!(caps & AC_AMPCAP_MUTE)) { @@ -4444,28 +4446,6 @@ static int stac_suspend(struct hda_codec *codec) return 0; } - -static int stac_check_power_status(struct hda_codec *codec, hda_nid_t nid) -{ -#ifdef CONFIG_SND_HDA_INPUT_BEEP - struct sigmatel_spec *spec = codec->spec; -#endif - int ret = snd_hda_gen_check_power_status(codec, nid); - -#ifdef CONFIG_SND_HDA_INPUT_BEEP - if (nid == spec->gen.beep_nid && codec->beep) { - if (codec->beep->enabled != spec->beep_power_on) { - spec->beep_power_on = codec->beep->enabled; - if (spec->beep_power_on) - snd_hda_power_up_pm(codec); - else - snd_hda_power_down_pm(codec); - } - ret |= spec->beep_power_on; - } -#endif - return ret; -} #else #define stac_suspend NULL #endif /* CONFIG_PM */ @@ -4478,7 +4458,6 @@ static const struct hda_codec_ops stac_patch_ops = { .unsol_event = snd_hda_jack_unsol_event, #ifdef CONFIG_PM .suspend = stac_suspend, - .check_power_status = stac_check_power_status, #endif }; diff --git a/sound/soc/codecs/da7219.c b/sound/soc/codecs/da7219.c index c7493549a9a5..da4c24b8dae5 100644 --- a/sound/soc/codecs/da7219.c +++ b/sound/soc/codecs/da7219.c @@ -2196,6 +2196,7 @@ static int da7219_register_dai_clks(struct snd_soc_component *component) dai_clk_lookup = clkdev_hw_create(dai_clk_hw, init.name, "%s", dev_name(dev)); if (!dai_clk_lookup) { + clk_hw_unregister(dai_clk_hw); ret = -ENOMEM; goto err; } else { @@ -2217,12 +2218,12 @@ static int da7219_register_dai_clks(struct snd_soc_component *component) return 0; err: - do { + while (--i >= 0) { if (da7219->dai_clks_lookup[i]) clkdev_drop(da7219->dai_clks_lookup[i]); clk_hw_unregister(&da7219->dai_clks_hw[i]); - } while (i-- > 0); + } if (np) kfree(da7219->clk_hw_data); diff --git a/sound/soc/codecs/lpass-tx-macro.c b/sound/soc/codecs/lpass-tx-macro.c index e4bbc6bd4925..feafb8a90ffe 100644 --- a/sound/soc/codecs/lpass-tx-macro.c +++ b/sound/soc/codecs/lpass-tx-macro.c @@ -815,17 +815,23 @@ static int tx_macro_tx_mixer_put(struct snd_kcontrol *kcontrol, struct tx_macro *tx = snd_soc_component_get_drvdata(component); if (enable) { + if (tx->active_decimator[dai_id] == dec_id) + return 0; + set_bit(dec_id, &tx->active_ch_mask[dai_id]); tx->active_ch_cnt[dai_id]++; tx->active_decimator[dai_id] = dec_id; } else { + if (tx->active_decimator[dai_id] == -1) + return 0; + tx->active_ch_cnt[dai_id]--; clear_bit(dec_id, &tx->active_ch_mask[dai_id]); tx->active_decimator[dai_id] = -1; } snd_soc_dapm_mixer_update_power(widget->dapm, kcontrol, enable, update); - return 0; + return 1; } static int tx_macro_enable_dec(struct snd_soc_dapm_widget *w, @@ -1011,9 +1017,12 @@ static int tx_macro_dec_mode_put(struct snd_kcontrol *kcontrol, int path = e->shift_l; struct tx_macro *tx = snd_soc_component_get_drvdata(component); + if (tx->dec_mode[path] == value) + return 0; + tx->dec_mode[path] = value; - return 0; + return 1; } static int tx_macro_get_bcs(struct snd_kcontrol *kcontrol, diff --git a/sound/soc/codecs/mt6359-accdet.c b/sound/soc/codecs/mt6359-accdet.c index c190628e2905..7f624854948c 100644 --- a/sound/soc/codecs/mt6359-accdet.c +++ b/sound/soc/codecs/mt6359-accdet.c @@ -965,7 +965,7 @@ static int mt6359_accdet_probe(struct platform_device *pdev) mutex_init(&priv->res_lock); priv->accdet_irq = platform_get_irq(pdev, 0); - if (priv->accdet_irq) { + if (priv->accdet_irq >= 0) { ret = devm_request_threaded_irq(&pdev->dev, priv->accdet_irq, NULL, mt6359_accdet_irq, IRQF_TRIGGER_HIGH | IRQF_ONESHOT, @@ -979,7 +979,7 @@ static int mt6359_accdet_probe(struct platform_device *pdev) if (priv->caps & ACCDET_PMIC_EINT0) { priv->accdet_eint0 = platform_get_irq(pdev, 1); - if (priv->accdet_eint0) { + if (priv->accdet_eint0 >= 0) { ret = devm_request_threaded_irq(&pdev->dev, priv->accdet_eint0, NULL, mt6359_accdet_irq, @@ -994,7 +994,7 @@ static int mt6359_accdet_probe(struct platform_device *pdev) } } else if (priv->caps & ACCDET_PMIC_EINT1) { priv->accdet_eint1 = platform_get_irq(pdev, 2); - if (priv->accdet_eint1) { + if (priv->accdet_eint1 >= 0) { ret = devm_request_threaded_irq(&pdev->dev, priv->accdet_eint1, NULL, mt6359_accdet_irq, diff --git a/sound/soc/codecs/mt6660.c b/sound/soc/codecs/mt6660.c index 358c500377df..a0a3fd60e93a 100644 --- a/sound/soc/codecs/mt6660.c +++ b/sound/soc/codecs/mt6660.c @@ -504,13 +504,17 @@ static int mt6660_i2c_probe(struct i2c_client *client, dev_err(chip->dev, "read chip revision fail\n"); goto probe_fail; } - pm_runtime_set_active(chip->dev); - pm_runtime_enable(chip->dev); ret = devm_snd_soc_register_component(chip->dev, &mt6660_component_driver, &mt6660_codec_dai, 1); + if (!ret) { + pm_runtime_set_active(chip->dev); + pm_runtime_enable(chip->dev); + } + return ret; + probe_fail: _mt6660_chip_power_on(chip, 0); mutex_destroy(&chip->io_lock); diff --git a/sound/soc/codecs/tas2764.c b/sound/soc/codecs/tas2764.c index ec13ba01e522..afb4c0d7e714 100644 --- a/sound/soc/codecs/tas2764.c +++ b/sound/soc/codecs/tas2764.c @@ -34,6 +34,9 @@ struct tas2764_priv { int v_sense_slot; int i_sense_slot; + + bool dac_powered; + bool unmuted; }; static void tas2764_reset(struct tas2764_priv *tas2764) @@ -50,34 +53,22 @@ static void tas2764_reset(struct tas2764_priv *tas2764) usleep_range(1000, 2000); } -static int tas2764_set_bias_level(struct snd_soc_component *component, - enum snd_soc_bias_level level) +static int tas2764_update_pwr_ctrl(struct tas2764_priv *tas2764) { - struct tas2764_priv *tas2764 = snd_soc_component_get_drvdata(component); + struct snd_soc_component *component = tas2764->component; + unsigned int val; + int ret; - switch (level) { - case SND_SOC_BIAS_ON: - snd_soc_component_update_bits(component, TAS2764_PWR_CTRL, - TAS2764_PWR_CTRL_MASK, - TAS2764_PWR_CTRL_ACTIVE); - break; - case SND_SOC_BIAS_STANDBY: - case SND_SOC_BIAS_PREPARE: - snd_soc_component_update_bits(component, TAS2764_PWR_CTRL, - TAS2764_PWR_CTRL_MASK, - TAS2764_PWR_CTRL_MUTE); - break; - case SND_SOC_BIAS_OFF: - snd_soc_component_update_bits(component, TAS2764_PWR_CTRL, - TAS2764_PWR_CTRL_MASK, - TAS2764_PWR_CTRL_SHUTDOWN); - break; + if (tas2764->dac_powered) + val = tas2764->unmuted ? + TAS2764_PWR_CTRL_ACTIVE : TAS2764_PWR_CTRL_MUTE; + else + val = TAS2764_PWR_CTRL_SHUTDOWN; - default: - dev_err(tas2764->dev, - "wrong power level setting %d\n", level); - return -EINVAL; - } + ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL, + TAS2764_PWR_CTRL_MASK, val); + if (ret < 0) + return ret; return 0; } @@ -114,9 +105,7 @@ static int tas2764_codec_resume(struct snd_soc_component *component) usleep_range(1000, 2000); } - ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL, - TAS2764_PWR_CTRL_MASK, - TAS2764_PWR_CTRL_ACTIVE); + ret = tas2764_update_pwr_ctrl(tas2764); if (ret < 0) return ret; @@ -150,14 +139,12 @@ static int tas2764_dac_event(struct snd_soc_dapm_widget *w, switch (event) { case SND_SOC_DAPM_POST_PMU: - ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL, - TAS2764_PWR_CTRL_MASK, - TAS2764_PWR_CTRL_MUTE); + tas2764->dac_powered = true; + ret = tas2764_update_pwr_ctrl(tas2764); break; case SND_SOC_DAPM_PRE_PMD: - ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL, - TAS2764_PWR_CTRL_MASK, - TAS2764_PWR_CTRL_SHUTDOWN); + tas2764->dac_powered = false; + ret = tas2764_update_pwr_ctrl(tas2764); break; default: dev_err(tas2764->dev, "Unsupported event\n"); @@ -202,17 +189,11 @@ static const struct snd_soc_dapm_route tas2764_audio_map[] = { static int tas2764_mute(struct snd_soc_dai *dai, int mute, int direction) { - struct snd_soc_component *component = dai->component; - int ret; - - ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL, - TAS2764_PWR_CTRL_MASK, - mute ? TAS2764_PWR_CTRL_MUTE : 0); + struct tas2764_priv *tas2764 = + snd_soc_component_get_drvdata(dai->component); - if (ret < 0) - return ret; - - return 0; + tas2764->unmuted = !mute; + return tas2764_update_pwr_ctrl(tas2764); } static int tas2764_set_bitwidth(struct tas2764_priv *tas2764, int bitwidth) @@ -485,7 +466,7 @@ static struct snd_soc_dai_driver tas2764_dai_driver[] = { .id = 0, .playback = { .stream_name = "ASI1 Playback", - .channels_min = 2, + .channels_min = 1, .channels_max = 2, .rates = TAS2764_RATES, .formats = TAS2764_FORMATS, @@ -526,12 +507,6 @@ static int tas2764_codec_probe(struct snd_soc_component *component) if (ret < 0) return ret; - ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL, - TAS2764_PWR_CTRL_MASK, - TAS2764_PWR_CTRL_MUTE); - if (ret < 0) - return ret; - return 0; } @@ -549,7 +524,6 @@ static const struct snd_soc_component_driver soc_component_driver_tas2764 = { .probe = tas2764_codec_probe, .suspend = tas2764_codec_suspend, .resume = tas2764_codec_resume, - .set_bias_level = tas2764_set_bias_level, .controls = tas2764_snd_controls, .num_controls = ARRAY_SIZE(tas2764_snd_controls), .dapm_widgets = tas2764_dapm_widgets, diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c index 3a13afbfb74b..075ed20e9fad 100644 --- a/sound/soc/codecs/wcd9335.c +++ b/sound/soc/codecs/wcd9335.c @@ -1971,8 +1971,8 @@ static int wcd9335_trigger(struct snd_pcm_substream *substream, int cmd, case SNDRV_PCM_TRIGGER_STOP: case SNDRV_PCM_TRIGGER_SUSPEND: case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - slim_stream_unprepare(dai_data->sruntime); slim_stream_disable(dai_data->sruntime); + slim_stream_unprepare(dai_data->sruntime); break; default: break; diff --git a/sound/soc/codecs/wcd934x.c b/sound/soc/codecs/wcd934x.c index 144046864d15..4ca52d9db23a 100644 --- a/sound/soc/codecs/wcd934x.c +++ b/sound/soc/codecs/wcd934x.c @@ -1913,8 +1913,8 @@ static int wcd934x_trigger(struct snd_pcm_substream *substream, int cmd, case SNDRV_PCM_TRIGGER_STOP: case SNDRV_PCM_TRIGGER_SUSPEND: case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - slim_stream_unprepare(dai_data->sruntime); slim_stream_disable(dai_data->sruntime); + slim_stream_unprepare(dai_data->sruntime); break; default: break; diff --git a/sound/soc/codecs/wm5102.c b/sound/soc/codecs/wm5102.c index 621598608bf0..c8adce8936bc 100644 --- a/sound/soc/codecs/wm5102.c +++ b/sound/soc/codecs/wm5102.c @@ -2087,9 +2087,6 @@ static int wm5102_probe(struct platform_device *pdev) regmap_update_bits(arizona->regmap, wm5102_digital_vu[i], WM5102_DIG_VU, WM5102_DIG_VU); - pm_runtime_enable(&pdev->dev); - pm_runtime_idle(&pdev->dev); - ret = arizona_request_irq(arizona, ARIZONA_IRQ_DSP_IRQ1, "ADSP2 Compressed IRQ", wm5102_adsp2_irq, wm5102); @@ -2122,6 +2119,9 @@ static int wm5102_probe(struct platform_device *pdev) goto err_spk_irqs; } + pm_runtime_enable(&pdev->dev); + pm_runtime_idle(&pdev->dev); + return ret; err_spk_irqs: diff --git a/sound/soc/codecs/wm5110.c b/sound/soc/codecs/wm5110.c index 7c6e01720d65..66a4827c16bd 100644 --- a/sound/soc/codecs/wm5110.c +++ b/sound/soc/codecs/wm5110.c @@ -2458,9 +2458,6 @@ static int wm5110_probe(struct platform_device *pdev) regmap_update_bits(arizona->regmap, wm5110_digital_vu[i], WM5110_DIG_VU, WM5110_DIG_VU); - pm_runtime_enable(&pdev->dev); - pm_runtime_idle(&pdev->dev); - ret = arizona_request_irq(arizona, ARIZONA_IRQ_DSP_IRQ1, "ADSP2 Compressed IRQ", wm5110_adsp2_irq, wm5110); @@ -2493,6 +2490,9 @@ static int wm5110_probe(struct platform_device *pdev) goto err_spk_irqs; } + pm_runtime_enable(&pdev->dev); + pm_runtime_idle(&pdev->dev); + return ret; err_spk_irqs: diff --git a/sound/soc/codecs/wm8997.c b/sound/soc/codecs/wm8997.c index 38ef631d1a1f..c8c711e555c0 100644 --- a/sound/soc/codecs/wm8997.c +++ b/sound/soc/codecs/wm8997.c @@ -1162,9 +1162,6 @@ static int wm8997_probe(struct platform_device *pdev) regmap_update_bits(arizona->regmap, wm8997_digital_vu[i], WM8997_DIG_VU, WM8997_DIG_VU); - pm_runtime_enable(&pdev->dev); - pm_runtime_idle(&pdev->dev); - arizona_init_common(arizona); ret = arizona_init_vol_limit(arizona); @@ -1183,6 +1180,9 @@ static int wm8997_probe(struct platform_device *pdev) goto err_spk_irqs; } + pm_runtime_enable(&pdev->dev); + pm_runtime_idle(&pdev->dev); + return ret; err_spk_irqs: diff --git a/sound/soc/fsl/eukrea-tlv320.c b/sound/soc/fsl/eukrea-tlv320.c index e13271ea84de..29cf9234984d 100644 --- a/sound/soc/fsl/eukrea-tlv320.c +++ b/sound/soc/fsl/eukrea-tlv320.c @@ -86,7 +86,7 @@ static int eukrea_tlv320_probe(struct platform_device *pdev) int ret; int int_port = 0, ext_port; struct device_node *np = pdev->dev.of_node; - struct device_node *ssi_np = NULL, *codec_np = NULL; + struct device_node *ssi_np = NULL, *codec_np = NULL, *tmp_np = NULL; eukrea_tlv320.dev = &pdev->dev; if (np) { @@ -143,7 +143,7 @@ static int eukrea_tlv320_probe(struct platform_device *pdev) } if (machine_is_eukrea_cpuimx27() || - of_find_compatible_node(NULL, NULL, "fsl,imx21-audmux")) { + (tmp_np = of_find_compatible_node(NULL, NULL, "fsl,imx21-audmux"))) { imx_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0, IMX_AUDMUX_V1_PCR_SYN | IMX_AUDMUX_V1_PCR_TFSDIR | @@ -158,10 +158,11 @@ static int eukrea_tlv320_probe(struct platform_device *pdev) IMX_AUDMUX_V1_PCR_SYN | IMX_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR1_SSI0) ); + of_node_put(tmp_np); } else if (machine_is_eukrea_cpuimx25sd() || machine_is_eukrea_cpuimx35sd() || machine_is_eukrea_cpuimx51sd() || - of_find_compatible_node(NULL, NULL, "fsl,imx31-audmux")) { + (tmp_np = of_find_compatible_node(NULL, NULL, "fsl,imx31-audmux"))) { if (!np) ext_port = machine_is_eukrea_cpuimx25sd() ? 4 : 3; @@ -178,6 +179,7 @@ static int eukrea_tlv320_probe(struct platform_device *pdev) IMX_AUDMUX_V2_PTCR_SYN, IMX_AUDMUX_V2_PDCR_RXDSEL(int_port) ); + of_node_put(tmp_np); } else { if (np) { /* The eukrea,asoc-tlv320 driver was explicitly diff --git a/sound/soc/sh/rcar/ctu.c b/sound/soc/sh/rcar/ctu.c index 6156445bcb69..e39eb2ac7e95 100644 --- a/sound/soc/sh/rcar/ctu.c +++ b/sound/soc/sh/rcar/ctu.c @@ -171,7 +171,11 @@ static int rsnd_ctu_init(struct rsnd_mod *mod, struct rsnd_dai_stream *io, struct rsnd_priv *priv) { - rsnd_mod_power_on(mod); + int ret; + + ret = rsnd_mod_power_on(mod); + if (ret < 0) + return ret; rsnd_ctu_activation(mod); diff --git a/sound/soc/sh/rcar/dvc.c b/sound/soc/sh/rcar/dvc.c index 5137e03a9d7c..16befcbc312c 100644 --- a/sound/soc/sh/rcar/dvc.c +++ b/sound/soc/sh/rcar/dvc.c @@ -186,7 +186,11 @@ static int rsnd_dvc_init(struct rsnd_mod *mod, struct rsnd_dai_stream *io, struct rsnd_priv *priv) { - rsnd_mod_power_on(mod); + int ret; + + ret = rsnd_mod_power_on(mod); + if (ret < 0) + return ret; rsnd_dvc_activation(mod); diff --git a/sound/soc/sh/rcar/mix.c b/sound/soc/sh/rcar/mix.c index 3572c2c5686c..1de0e085804c 100644 --- a/sound/soc/sh/rcar/mix.c +++ b/sound/soc/sh/rcar/mix.c @@ -146,7 +146,11 @@ static int rsnd_mix_init(struct rsnd_mod *mod, struct rsnd_dai_stream *io, struct rsnd_priv *priv) { - rsnd_mod_power_on(mod); + int ret; + + ret = rsnd_mod_power_on(mod); + if (ret < 0) + return ret; rsnd_mix_activation(mod); diff --git a/sound/soc/sh/rcar/src.c b/sound/soc/sh/rcar/src.c index 0ea84ae57c6a..f832165e46bc 100644 --- a/sound/soc/sh/rcar/src.c +++ b/sound/soc/sh/rcar/src.c @@ -463,11 +463,14 @@ static int rsnd_src_init(struct rsnd_mod *mod, struct rsnd_priv *priv) { struct rsnd_src *src = rsnd_mod_to_src(mod); + int ret; /* reset sync convert_rate */ src->sync.val = 0; - rsnd_mod_power_on(mod); + ret = rsnd_mod_power_on(mod); + if (ret < 0) + return ret; rsnd_src_activation(mod); diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c index 43c5e27dc5c8..7ade6c5ed96f 100644 --- a/sound/soc/sh/rcar/ssi.c +++ b/sound/soc/sh/rcar/ssi.c @@ -480,7 +480,9 @@ static int rsnd_ssi_init(struct rsnd_mod *mod, ssi->usrcnt++; - rsnd_mod_power_on(mod); + ret = rsnd_mod_power_on(mod); + if (ret < 0) + return ret; rsnd_ssi_config_init(mod, io); diff --git a/sound/soc/sof/sof-pci-dev.c b/sound/soc/sof/sof-pci-dev.c index b773289c928d..3b4c011e0283 100644 --- a/sound/soc/sof/sof-pci-dev.c +++ b/sound/soc/sof/sof-pci-dev.c @@ -80,7 +80,7 @@ static const struct dmi_system_id community_key_platforms[] = { { .ident = "Google Chromebooks", .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Google"), + DMI_MATCH(DMI_PRODUCT_FAMILY, "Google"), } }, {}, diff --git a/sound/usb/card.c b/sound/usb/card.c index 713b84d8d42f..4526f1d1fd6e 100644 --- a/sound/usb/card.c +++ b/sound/usb/card.c @@ -689,7 +689,7 @@ static bool get_alias_id(struct usb_device *dev, unsigned int *id) return false; } -static bool check_delayed_register_option(struct snd_usb_audio *chip, int iface) +static int check_delayed_register_option(struct snd_usb_audio *chip) { int i; unsigned int id, inum; @@ -698,14 +698,31 @@ static bool check_delayed_register_option(struct snd_usb_audio *chip, int iface) if (delayed_register[i] && sscanf(delayed_register[i], "%x:%x", &id, &inum) == 2 && id == chip->usb_id) - return iface < inum; + return inum; } - return false; + return -1; } static const struct usb_device_id usb_audio_ids[]; /* defined below */ +/* look for the last interface that matches with our ids and remember it */ +static void find_last_interface(struct snd_usb_audio *chip) +{ + struct usb_host_config *config = chip->dev->actconfig; + struct usb_interface *intf; + int i; + + if (!config) + return; + for (i = 0; i < config->desc.bNumInterfaces; i++) { + intf = config->interface[i]; + if (usb_match_id(intf, usb_audio_ids)) + chip->last_iface = intf->altsetting[0].desc.bInterfaceNumber; + } + usb_audio_dbg(chip, "Found last interface = %d\n", chip->last_iface); +} + /* look for the corresponding quirk */ static const struct snd_usb_audio_quirk * get_alias_quirk(struct usb_device *dev, unsigned int id) @@ -812,6 +829,7 @@ static int usb_audio_probe(struct usb_interface *intf, err = -ENODEV; goto __error; } + find_last_interface(chip); } if (chip->num_interfaces >= MAX_CARD_INTERFACES) { @@ -861,11 +879,11 @@ static int usb_audio_probe(struct usb_interface *intf, chip->need_delayed_register = false; /* clear again */ } - /* we are allowed to call snd_card_register() many times, but first - * check to see if a device needs to skip it or do anything special + /* register card if we reach to the last interface or to the specified + * one given via option */ - if (!snd_usb_registration_quirk(chip, ifnum) && - !check_delayed_register_option(chip, ifnum)) { + if (check_delayed_register_option(chip) == ifnum || + usb_interface_claimed(usb_ifnum_to_if(dev, chip->last_iface))) { err = snd_card_register(chip->card); if (err < 0) goto __error; diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c index 743b8287cfcd..3bbc227769d0 100644 --- a/sound/usb/endpoint.c +++ b/sound/usb/endpoint.c @@ -85,12 +85,13 @@ static inline unsigned get_usb_high_speed_rate(unsigned int rate) */ static void release_urb_ctx(struct snd_urb_ctx *u) { - if (u->buffer_size) + if (u->urb && u->buffer_size) usb_free_coherent(u->ep->chip->dev, u->buffer_size, u->urb->transfer_buffer, u->urb->transfer_dma); usb_free_urb(u->urb); u->urb = NULL; + u->buffer_size = 0; } static const char *usb_error_string(int err) @@ -1223,6 +1224,7 @@ static int sync_ep_set_params(struct snd_usb_endpoint *ep) if (!ep->syncbuf) return -ENOMEM; + ep->nurbs = SYNC_URBS; for (i = 0; i < SYNC_URBS; i++) { struct snd_urb_ctx *u = &ep->urb[i]; u->index = i; @@ -1242,8 +1244,6 @@ static int sync_ep_set_params(struct snd_usb_endpoint *ep) u->urb->complete = snd_complete_urb; } - ep->nurbs = SYNC_URBS; - return 0; out_of_memory: diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 5b4d8f5eade2..8c3b0be909eb 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -1728,48 +1728,6 @@ void snd_usb_audioformat_attributes_quirk(struct snd_usb_audio *chip, } } -/* - * registration quirk: - * the registration is skipped if a device matches with the given ID, - * unless the interface reaches to the defined one. This is for delaying - * the registration until the last known interface, so that the card and - * devices appear at the same time. - */ - -struct registration_quirk { - unsigned int usb_id; /* composed via USB_ID() */ - unsigned int interface; /* the interface to trigger register */ -}; - -#define REG_QUIRK_ENTRY(vendor, product, iface) \ - { .usb_id = USB_ID(vendor, product), .interface = (iface) } - -static const struct registration_quirk registration_quirks[] = { - REG_QUIRK_ENTRY(0x0951, 0x16d8, 2), /* Kingston HyperX AMP */ - REG_QUIRK_ENTRY(0x0951, 0x16ed, 2), /* Kingston HyperX Cloud Alpha S */ - REG_QUIRK_ENTRY(0x0951, 0x16ea, 2), /* Kingston HyperX Cloud Flight S */ - REG_QUIRK_ENTRY(0x0ecb, 0x1f46, 2), /* JBL Quantum 600 */ - REG_QUIRK_ENTRY(0x0ecb, 0x1f47, 2), /* JBL Quantum 800 */ - REG_QUIRK_ENTRY(0x0ecb, 0x1f4c, 2), /* JBL Quantum 400 */ - REG_QUIRK_ENTRY(0x0ecb, 0x2039, 2), /* JBL Quantum 400 */ - REG_QUIRK_ENTRY(0x0ecb, 0x203c, 2), /* JBL Quantum 600 */ - REG_QUIRK_ENTRY(0x0ecb, 0x203e, 2), /* JBL Quantum 800 */ - { 0 } /* terminator */ -}; - -/* return true if skipping registration */ -bool snd_usb_registration_quirk(struct snd_usb_audio *chip, int iface) -{ - const struct registration_quirk *q; - - for (q = registration_quirks; q->usb_id; q++) - if (chip->usb_id == q->usb_id) - return iface < q->interface; - - /* Register as normal */ - return false; -} - /* * driver behavior quirk flags */ diff --git a/sound/usb/quirks.h b/sound/usb/quirks.h index 31abb7cb01a5..f9bfd5ac7bab 100644 --- a/sound/usb/quirks.h +++ b/sound/usb/quirks.h @@ -48,8 +48,6 @@ void snd_usb_audioformat_attributes_quirk(struct snd_usb_audio *chip, struct audioformat *fp, int stream); -bool snd_usb_registration_quirk(struct snd_usb_audio *chip, int iface); - void snd_usb_init_quirk_flags(struct snd_usb_audio *chip); #endif /* __USBAUDIO_QUIRKS_H */ diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h index 044cd7ab27cb..39c3c61a7e49 100644 --- a/sound/usb/usbaudio.h +++ b/sound/usb/usbaudio.h @@ -37,6 +37,7 @@ struct snd_usb_audio { unsigned int quirk_flags; unsigned int need_delayed_register:1; /* warn for delayed registration */ int num_interfaces; + int last_iface; int num_suspended_intf; int sample_rate_read_error; diff --git a/tools/bpf/bpftool/btf_dumper.c b/tools/bpf/bpftool/btf_dumper.c index 9c25286a5c73..70fb26a3dfa8 100644 --- a/tools/bpf/bpftool/btf_dumper.c +++ b/tools/bpf/bpftool/btf_dumper.c @@ -418,7 +418,7 @@ static int btf_dumper_int(const struct btf_type *t, __u8 bit_offset, *(char *)data); break; case BTF_INT_BOOL: - jsonw_bool(jw, *(int *)data); + jsonw_bool(jw, *(bool *)data); break; default: /* shouldn't happen */ diff --git a/tools/bpf/bpftool/main.c b/tools/bpf/bpftool/main.c index d27ec4f852bb..b70c023f3a57 100644 --- a/tools/bpf/bpftool/main.c +++ b/tools/bpf/bpftool/main.c @@ -404,6 +404,16 @@ int main(int argc, char **argv) setlinebuf(stdout); +#ifdef USE_LIBCAP + /* Libcap < 2.63 hooks before main() to compute the number of + * capabilities of the running kernel, and doing so it calls prctl() + * which may fail and set errno to non-zero. + * Let's reset errno to make sure this does not interfere with the + * batch mode. + */ + errno = 0; +#endif + last_do_help = do_help; pretty_output = false; json_output = false; diff --git a/tools/lib/bpf/xsk.c b/tools/lib/bpf/xsk.c index 42b8437b0535..2be3197914e4 100644 --- a/tools/lib/bpf/xsk.c +++ b/tools/lib/bpf/xsk.c @@ -1245,15 +1245,15 @@ void xsk_socket__delete(struct xsk_socket *xsk) ctx = xsk->ctx; umem = ctx->umem; - xsk_put_ctx(ctx, true); - - if (!ctx->refcount) { + if (ctx->refcount == 1) { xsk_delete_bpf_maps(xsk); close(ctx->prog_fd); if (ctx->has_bpf_link) close(ctx->link_fd); } + xsk_put_ctx(ctx, true); + err = xsk_get_mmap_offsets(xsk->fd, &off); if (!err) { if (xsk->rx) { diff --git a/tools/objtool/elf.c b/tools/objtool/elf.c index bc3005ef5af8..4b78df22d42e 100644 --- a/tools/objtool/elf.c +++ b/tools/objtool/elf.c @@ -555,6 +555,11 @@ static int elf_update_symbol(struct elf *elf, struct section *symtab, Elf64_Xword entsize = symtab->sh.sh_entsize; int max_idx, idx = sym->idx; Elf_Scn *s, *t = NULL; + bool is_special_shndx = sym->sym.st_shndx >= SHN_LORESERVE && + sym->sym.st_shndx != SHN_XINDEX; + + if (is_special_shndx) + shndx = sym->sym.st_shndx; s = elf_getscn(elf->elf, symtab->idx); if (!s) { @@ -640,7 +645,7 @@ static int elf_update_symbol(struct elf *elf, struct section *symtab, } /* setup extended section index magic and write the symbol */ - if (shndx >= SHN_UNDEF && shndx < SHN_LORESERVE) { + if ((shndx >= SHN_UNDEF && shndx < SHN_LORESERVE) || is_special_shndx) { sym->sym.st_shndx = shndx; if (!shndx_data) shndx = 0; diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c index c3ceac138810..632419546705 100644 --- a/tools/perf/util/intel-pt.c +++ b/tools/perf/util/intel-pt.c @@ -3591,6 +3591,7 @@ static const char * const intel_pt_info_fmts[] = { [INTEL_PT_SNAPSHOT_MODE] = " Snapshot mode %"PRId64"\n", [INTEL_PT_PER_CPU_MMAPS] = " Per-cpu maps %"PRId64"\n", [INTEL_PT_MTC_BIT] = " MTC bit %#"PRIx64"\n", + [INTEL_PT_MTC_FREQ_BITS] = " MTC freq bits %#"PRIx64"\n", [INTEL_PT_TSC_CTC_N] = " TSC:CTC numerator %"PRIu64"\n", [INTEL_PT_TSC_CTC_D] = " TSC:CTC denominator %"PRIu64"\n", [INTEL_PT_CYC_BIT] = " CYC bit %#"PRIx64"\n", @@ -3605,8 +3606,12 @@ static void intel_pt_print_info(__u64 *arr, int start, int finish) if (!dump_trace) return; - for (i = start; i <= finish; i++) - fprintf(stdout, intel_pt_info_fmts[i], arr[i]); + for (i = start; i <= finish; i++) { + const char *fmt = intel_pt_info_fmts[i]; + + if (fmt) + fprintf(stdout, fmt, arr[i]); + } } static void intel_pt_print_info_str(const char *name, const char *str) diff --git a/tools/testing/selftests/arm64/signal/testcases/testcases.c b/tools/testing/selftests/arm64/signal/testcases/testcases.c index 8c2a57fc2f9c..341b3d5200bd 100644 --- a/tools/testing/selftests/arm64/signal/testcases/testcases.c +++ b/tools/testing/selftests/arm64/signal/testcases/testcases.c @@ -33,7 +33,7 @@ bool validate_extra_context(struct extra_context *extra, char **err) return false; fprintf(stderr, "Validating EXTRA...\n"); - term = GET_RESV_NEXT_HEAD(extra); + term = GET_RESV_NEXT_HEAD(&extra->head); if (!term || term->magic || term->size) { *err = "Missing terminator after EXTRA context"; return false; diff --git a/tools/testing/selftests/tpm2/tpm2.py b/tools/testing/selftests/tpm2/tpm2.py index f34486cd7342..3e67fdb518ec 100644 --- a/tools/testing/selftests/tpm2/tpm2.py +++ b/tools/testing/selftests/tpm2/tpm2.py @@ -370,6 +370,10 @@ class Client: fcntl.fcntl(self.tpm, fcntl.F_SETFL, flags) self.tpm_poll = select.poll() + def __del__(self): + if self.tpm: + self.tpm.close() + def close(self): self.tpm.close()
