diff --git a/Makefile b/Makefile
index 9cb471a75a1b..aeabc6459acc 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 19
-SUBLEVEL = 76
+SUBLEVEL = 77
EXTRAVERSION =
NAME = "People's Front"
diff --git a/arch/arm/boot/dts/exynos5420-peach-pit.dts b/arch/arm/boot/dts/exynos5420-peach-pit.dts
index 57c2332bf282..25bdc9d97a4d 100644
--- a/arch/arm/boot/dts/exynos5420-peach-pit.dts
+++ b/arch/arm/boot/dts/exynos5420-peach-pit.dts
@@ -437,6 +437,7 @@
regulator-name = "vdd_ldo10";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
+ regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
};
diff --git a/arch/arm/boot/dts/exynos5800-peach-pi.dts b/arch/arm/boot/dts/exynos5800-peach-pi.dts
index d80ab9085da1..7989631b39cc 100644
--- a/arch/arm/boot/dts/exynos5800-peach-pi.dts
+++ b/arch/arm/boot/dts/exynos5800-peach-pi.dts
@@ -437,6 +437,7 @@
regulator-name = "vdd_ldo10";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
+ regulator-always-on;
regulator-state-mem {
regulator-off-in-suspend;
};
diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi
index 895fbde4d433..c1ed83131b49 100644
--- a/arch/arm/boot/dts/imx7-colibri.dtsi
+++ b/arch/arm/boot/dts/imx7-colibri.dtsi
@@ -323,6 +323,7 @@
vmmc-supply = <®_module_3v3>;
vqmmc-supply = <®_DCDC3>;
non-removable;
+ sdhci-caps-mask = <0x80000000 0x0>;
};
&iomuxc {
diff --git a/arch/arm/boot/dts/imx7d-cl-som-imx7.dts b/arch/arm/boot/dts/imx7d-cl-som-imx7.dts
index 8bf365d28cac..584418f517a8 100644
--- a/arch/arm/boot/dts/imx7d-cl-som-imx7.dts
+++ b/arch/arm/boot/dts/imx7d-cl-som-imx7.dts
@@ -43,7 +43,7 @@
<&clks IMX7D_ENET1_TIME_ROOT_CLK>;
assigned-clock-parents = <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>;
assigned-clock-rates = <0>, <100000000>;
- phy-mode = "rgmii";
+ phy-mode = "rgmii-id";
phy-handle = <ðphy0>;
fsl,magic-packet;
status = "okay";
@@ -69,7 +69,7 @@
<&clks IMX7D_ENET2_TIME_ROOT_CLK>;
assigned-clock-parents = <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>;
assigned-clock-rates = <0>, <100000000>;
- phy-mode = "rgmii";
+ phy-mode = "rgmii-id";
phy-handle = <ðphy1>;
fsl,magic-packet;
status = "okay";
diff --git a/arch/arm/mach-zynq/platsmp.c b/arch/arm/mach-zynq/platsmp.c
index caa6d5fe9078..b296ada97409 100644
--- a/arch/arm/mach-zynq/platsmp.c
+++ b/arch/arm/mach-zynq/platsmp.c
@@ -65,7 +65,7 @@ int zynq_cpun_start(u32 address, int cpu)
* 0x4: Jump by mov instruction
* 0x8: Jumping address
*/
- memcpy((__force void *)zero, &zynq_secondary_trampoline,
+ memcpy_toio(zero, &zynq_secondary_trampoline,
trampoline_size);
writel(address, zero + trampoline_size);
diff --git a/arch/arm/plat-samsung/watchdog-reset.c b/arch/arm/plat-samsung/watchdog-reset.c
index ce42cc640a61..71d85ff323f7 100644
--- a/arch/arm/plat-samsung/watchdog-reset.c
+++ b/arch/arm/plat-samsung/watchdog-reset.c
@@ -62,6 +62,7 @@ void samsung_wdt_reset(void)
#ifdef CONFIG_OF
static const struct of_device_id s3c2410_wdt_match[] = {
{ .compatible = "samsung,s3c2410-wdt" },
+ { .compatible = "samsung,s3c6410-wdt" },
{},
};
diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index e065394360bb..92186edefeb9 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -708,6 +708,7 @@
<&cru SCLK_SDMMC_DRV>, <&cru SCLK_SDMMC_SAMPLE>;
clock-names = "biu", "ciu", "ciu-drive", "ciu-sample";
fifo-depth = <0x100>;
+ max-frequency = <150000000>;
status = "disabled";
};
@@ -719,6 +720,7 @@
<&cru SCLK_SDIO_DRV>, <&cru SCLK_SDIO_SAMPLE>;
clock-names = "biu", "ciu", "ciu-drive", "ciu-sample";
fifo-depth = <0x100>;
+ max-frequency = <150000000>;
status = "disabled";
};
@@ -730,6 +732,7 @@
<&cru SCLK_EMMC_DRV>, <&cru SCLK_EMMC_SAMPLE>;
clock-names = "biu", "ciu", "ciu-drive", "ciu-sample";
fifo-depth = <0x100>;
+ max-frequency = <150000000>;
status = "disabled";
};
diff --git a/arch/arm64/include/asm/cputype.h b/arch/arm64/include/asm/cputype.h
index b4a48419769f..9b7d5abd04af 100644
--- a/arch/arm64/include/asm/cputype.h
+++ b/arch/arm64/include/asm/cputype.h
@@ -62,14 +62,6 @@
#define MIDR_CPU_MODEL_MASK (MIDR_IMPLEMENTOR_MASK | MIDR_PARTNUM_MASK | \
MIDR_ARCHITECTURE_MASK)
-#define MIDR_IS_CPU_MODEL_RANGE(midr, model, rv_min, rv_max) \
-({ \
- u32 _model = (midr) & MIDR_CPU_MODEL_MASK; \
- u32 rv = (midr) & (MIDR_REVISION_MASK | MIDR_VARIANT_MASK); \
- \
- _model == (model) && rv >= (rv_min) && rv <= (rv_max); \
- })
-
#define ARM_CPU_IMP_ARM 0x41
#define ARM_CPU_IMP_APM 0x50
#define ARM_CPU_IMP_CAVIUM 0x43
@@ -153,10 +145,19 @@ struct midr_range {
#define MIDR_ALL_VERSIONS(m) MIDR_RANGE(m, 0, 0, 0xf, 0xf)
+static inline bool midr_is_cpu_model_range(u32 midr, u32 model, u32 rv_min,
+ u32 rv_max)
+{
+ u32 _model = midr & MIDR_CPU_MODEL_MASK;
+ u32 rv = midr & (MIDR_REVISION_MASK | MIDR_VARIANT_MASK);
+
+ return _model == model && rv >= rv_min && rv <= rv_max;
+}
+
static inline bool is_midr_in_range(u32 midr, struct midr_range const *range)
{
- return MIDR_IS_CPU_MODEL_RANGE(midr, range->model,
- range->rv_min, range->rv_max);
+ return midr_is_cpu_model_range(midr, range->model,
+ range->rv_min, range->rv_max);
}
static inline bool
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index 2214a403f39b..212a48826655 100644
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -224,8 +224,10 @@ static inline void set_pte(pte_t *ptep, pte_t pte)
* Only if the new pte is valid and kernel, otherwise TLB maintenance
* or update_mmu_cache() have the necessary barriers.
*/
- if (pte_valid_not_user(pte))
+ if (pte_valid_not_user(pte)) {
dsb(ishst);
+ isb();
+ }
}
extern void __sync_icache_dcache(pte_t pteval);
@@ -432,6 +434,7 @@ static inline void set_pmd(pmd_t *pmdp, pmd_t pmd)
{
WRITE_ONCE(*pmdp, pmd);
dsb(ishst);
+ isb();
}
static inline void pmd_clear(pmd_t *pmdp)
@@ -483,6 +486,7 @@ static inline void set_pud(pud_t *pudp, pud_t pud)
{
WRITE_ONCE(*pudp, pud);
dsb(ishst);
+ isb();
}
static inline void pud_clear(pud_t *pudp)
diff --git a/arch/arm64/include/asm/tlbflush.h b/arch/arm64/include/asm/tlbflush.h
index a4a1901140ee..fc247b96619c 100644
--- a/arch/arm64/include/asm/tlbflush.h
+++ b/arch/arm64/include/asm/tlbflush.h
@@ -224,6 +224,7 @@ static inline void __flush_tlb_kernel_pgtable(unsigned long kaddr)
__tlbi(vaae1is, addr);
dsb(ish);
+ isb();
}
#endif
diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
index 859d63cc99a3..a897efdb3ddd 100644
--- a/arch/arm64/kernel/cpufeature.c
+++ b/arch/arm64/kernel/cpufeature.c
@@ -846,7 +846,7 @@ static bool has_no_hw_prefetch(const struct arm64_cpu_capabilities *entry, int _
u32 midr = read_cpuid_id();
/* Cavium ThunderX pass 1.x and 2.x */
- return MIDR_IS_CPU_MODEL_RANGE(midr, MIDR_THUNDERX,
+ return midr_is_cpu_model_range(midr, MIDR_THUNDERX,
MIDR_CPU_VAR_REV(0, 0),
MIDR_CPU_VAR_REV(1, MIDR_REVISION_MASK));
}
diff --git a/arch/arm64/mm/proc.S b/arch/arm64/mm/proc.S
index 8cce091b6c21..ec6aa1863316 100644
--- a/arch/arm64/mm/proc.S
+++ b/arch/arm64/mm/proc.S
@@ -294,6 +294,15 @@ skip_pgd:
msr sctlr_el1, x18
isb
+ /*
+ * Invalidate the local I-cache so that any instructions fetched
+ * speculatively from the PoC are discarded, since they may have
+ * been dynamically patched at the PoU.
+ */
+ ic iallu
+ dsb nsh
+ isb
+
/* Set the flag to zero to indicate that we're all done */
str wzr, [flag_ptr]
ret
diff --git a/arch/ia64/kernel/module.c b/arch/ia64/kernel/module.c
index 326448f9df16..1a42ba885188 100644
--- a/arch/ia64/kernel/module.c
+++ b/arch/ia64/kernel/module.c
@@ -914,10 +914,14 @@ module_finalize (const Elf_Ehdr *hdr, const Elf_Shdr *sechdrs, struct module *mo
void
module_arch_cleanup (struct module *mod)
{
- if (mod->arch.init_unw_table)
+ if (mod->arch.init_unw_table) {
unw_remove_unwind_table(mod->arch.init_unw_table);
- if (mod->arch.core_unw_table)
+ mod->arch.init_unw_table = NULL;
+ }
+ if (mod->arch.core_unw_table) {
unw_remove_unwind_table(mod->arch.core_unw_table);
+ mod->arch.core_unw_table = NULL;
+ }
}
void *dereference_module_function_descriptor(struct module *mod, void *ptr)
diff --git a/arch/m68k/include/asm/atarihw.h b/arch/m68k/include/asm/atarihw.h
index 9000b249d225..407a617fa3a2 100644
--- a/arch/m68k/include/asm/atarihw.h
+++ b/arch/m68k/include/asm/atarihw.h
@@ -22,7 +22,6 @@
#include <linux/types.h>
#include <asm/bootinfo-atari.h>
-#include <asm/raw_io.h>
#include <asm/kmap.h>
extern u_long atari_mch_cookie;
@@ -126,14 +125,6 @@ extern struct atari_hw_present atari_hw_present;
*/
-#define atari_readb raw_inb
-#define atari_writeb raw_outb
-
-#define atari_inb_p raw_inb
-#define atari_outb_p raw_outb
-
-
-
#include <linux/mm.h>
#include <asm/cacheflush.h>
diff --git a/arch/m68k/include/asm/io_mm.h b/arch/m68k/include/asm/io_mm.h
index 782b78f8a048..e056feabbaf0 100644
--- a/arch/m68k/include/asm/io_mm.h
+++ b/arch/m68k/include/asm/io_mm.h
@@ -29,7 +29,11 @@
#include <asm-generic/iomap.h>
#ifdef CONFIG_ATARI
-#include <asm/atarihw.h>
+#define atari_readb raw_inb
+#define atari_writeb raw_outb
+
+#define atari_inb_p raw_inb
+#define atari_outb_p raw_outb
#endif
diff --git a/arch/m68k/include/asm/macintosh.h b/arch/m68k/include/asm/macintosh.h
index 08cee11180e6..e441517785fd 100644
--- a/arch/m68k/include/asm/macintosh.h
+++ b/arch/m68k/include/asm/macintosh.h
@@ -4,6 +4,7 @@
#include <linux/seq_file.h>
#include <linux/interrupt.h>
+#include <linux/irq.h>
#include <asm/bootinfo-mac.h>
diff --git a/arch/powerpc/platforms/powernv/opal-imc.c b/arch/powerpc/platforms/powernv/opal-imc.c
index 828f6656f8f7..649fb268f446 100644
--- a/arch/powerpc/platforms/powernv/opal-imc.c
+++ b/arch/powerpc/platforms/powernv/opal-imc.c
@@ -57,9 +57,9 @@ static void export_imc_mode_and_cmd(struct device_node *node,
struct imc_pmu *pmu_ptr)
{
static u64 loc, *imc_mode_addr, *imc_cmd_addr;
- int chip = 0, nid;
char mode[16], cmd[16];
u32 cb_offset;
+ struct imc_mem_info *ptr = pmu_ptr->mem_info;
imc_debugfs_parent = debugfs_create_dir("imc", powerpc_debugfs_root);
@@ -73,20 +73,20 @@ static void export_imc_mode_and_cmd(struct device_node *node,
if (of_property_read_u32(node, "cb_offset", &cb_offset))
cb_offset = IMC_CNTL_BLK_OFFSET;
- for_each_node(nid) {
- loc = (u64)(pmu_ptr->mem_info[chip].vbase) + cb_offset;
+ while (ptr->vbase != NULL) {
+ loc = (u64)(ptr->vbase) + cb_offset;
imc_mode_addr = (u64 *)(loc + IMC_CNTL_BLK_MODE_OFFSET);
- sprintf(mode, "imc_mode_%d", nid);
+ sprintf(mode, "imc_mode_%d", (u32)(ptr->id));
if (!imc_debugfs_create_x64(mode, 0600, imc_debugfs_parent,
imc_mode_addr))
goto err;
imc_cmd_addr = (u64 *)(loc + IMC_CNTL_BLK_CMD_OFFSET);
- sprintf(cmd, "imc_cmd_%d", nid);
+ sprintf(cmd, "imc_cmd_%d", (u32)(ptr->id));
if (!imc_debugfs_create_x64(cmd, 0600, imc_debugfs_parent,
imc_cmd_addr))
goto err;
- chip++;
+ ptr++;
}
return;
diff --git a/arch/s390/crypto/aes_s390.c b/arch/s390/crypto/aes_s390.c
index 8ff7cb3da1cb..2bc189187ed4 100644
--- a/arch/s390/crypto/aes_s390.c
+++ b/arch/s390/crypto/aes_s390.c
@@ -585,6 +585,9 @@ static int xts_aes_encrypt(struct blkcipher_desc *desc,
struct s390_xts_ctx *xts_ctx = crypto_blkcipher_ctx(desc->tfm);
struct blkcipher_walk walk;
+ if (!nbytes)
+ return -EINVAL;
+
if (unlikely(!xts_ctx->fc))
return xts_fallback_encrypt(desc, dst, src, nbytes);
@@ -599,6 +602,9 @@ static int xts_aes_decrypt(struct blkcipher_desc *desc,
struct s390_xts_ctx *xts_ctx = crypto_blkcipher_ctx(desc->tfm);
struct blkcipher_walk walk;
+ if (!nbytes)
+ return -EINVAL;
+
if (unlikely(!xts_ctx->fc))
return xts_fallback_decrypt(desc, dst, src, nbytes);
diff --git a/arch/x86/include/asm/intel-family.h b/arch/x86/include/asm/intel-family.h
index aebedbaf5260..5d0b72f28140 100644
--- a/arch/x86/include/asm/intel-family.h
+++ b/arch/x86/include/asm/intel-family.h
@@ -58,6 +58,9 @@
#define INTEL_FAM6_ICELAKE_MOBILE 0x7E
#define INTEL_FAM6_ICELAKE_NNPI 0x9D
+#define INTEL_FAM6_TIGERLAKE_L 0x8C
+#define INTEL_FAM6_TIGERLAKE 0x8D
+
/* "Small Core" Processors (Atom) */
#define INTEL_FAM6_ATOM_BONNELL 0x1C /* Diamondville, Pineview */
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index b316bd61a6ac..dfdd1caf0d55 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1450,54 +1450,72 @@ static void lapic_setup_esr(void)
oldvalue, value);
}
-static void apic_pending_intr_clear(void)
+#define APIC_IR_REGS APIC_ISR_NR
+#define APIC_IR_BITS (APIC_IR_REGS * 32)
+#define APIC_IR_MAPSIZE (APIC_IR_BITS / BITS_PER_LONG)
+
+union apic_ir {
+ unsigned long map[APIC_IR_MAPSIZE];
+ u32 regs[APIC_IR_REGS];
+};
+
+static bool apic_check_and_ack(union apic_ir *irr, union apic_ir *isr)
{
- long long max_loops = cpu_khz ? cpu_khz : 1000000;
- unsigned long long tsc = 0, ntsc;
- unsigned int queued;
- unsigned long value;
- int i, j, acked = 0;
+ int i, bit;
+
+ /* Read the IRRs */
+ for (i = 0; i < APIC_IR_REGS; i++)
+ irr->regs[i] = apic_read(APIC_IRR + i * 0x10);
+
+ /* Read the ISRs */
+ for (i = 0; i < APIC_IR_REGS; i++)
+ isr->regs[i] = apic_read(APIC_ISR + i * 0x10);
- if (boot_cpu_has(X86_FEATURE_TSC))
- tsc = rdtsc();
/*
- * After a crash, we no longer service the interrupts and a pending
- * interrupt from previous kernel might still have ISR bit set.
- *
- * Most probably by now CPU has serviced that pending interrupt and
- * it might not have done the ack_APIC_irq() because it thought,
- * interrupt came from i8259 as ExtInt. LAPIC did not get EOI so it
- * does not clear the ISR bit and cpu thinks it has already serivced
- * the interrupt. Hence a vector might get locked. It was noticed
- * for timer irq (vector 0x31). Issue an extra EOI to clear ISR.
+ * If the ISR map is not empty. ACK the APIC and run another round
+ * to verify whether a pending IRR has been unblocked and turned
+ * into a ISR.
*/
- do {
- queued = 0;
- for (i = APIC_ISR_NR - 1; i >= 0; i--)
- queued |= apic_read(APIC_IRR + i*0x10);
-
- for (i = APIC_ISR_NR - 1; i >= 0; i--) {
- value = apic_read(APIC_ISR + i*0x10);
- for_each_set_bit(j, &value, 32) {
- ack_APIC_irq();
- acked++;
- }
- }
- if (acked > 256) {
- pr_err("LAPIC pending interrupts after %d EOI\n", acked);
- break;
- }
- if (queued) {
- if (boot_cpu_has(X86_FEATURE_TSC) && cpu_khz) {
- ntsc = rdtsc();
- max_loops = (long long)cpu_khz << 10;
- max_loops -= ntsc - tsc;
- } else {
- max_loops--;
- }
- }
- } while (queued && max_loops > 0);
- WARN_ON(max_loops <= 0);
+ if (!bitmap_empty(isr->map, APIC_IR_BITS)) {
+ /*
+ * There can be multiple ISR bits set when a high priority
+ * interrupt preempted a lower priority one. Issue an ACK
+ * per set bit.
+ */
+ for_each_set_bit(bit, isr->map, APIC_IR_BITS)
+ ack_APIC_irq();
+ return true;
+ }
+
+ return !bitmap_empty(irr->map, APIC_IR_BITS);
+}
+
+/*
+ * After a crash, we no longer service the interrupts and a pending
+ * interrupt from previous kernel might still have ISR bit set.
+ *
+ * Most probably by now the CPU has serviced that pending interrupt and it
+ * might not have done the ack_APIC_irq() because it thought, interrupt
+ * came from i8259 as ExtInt. LAPIC did not get EOI so it does not clear
+ * the ISR bit and cpu thinks it has already serivced the interrupt. Hence
+ * a vector might get locked. It was noticed for timer irq (vector
+ * 0x31). Issue an extra EOI to clear ISR.
+ *
+ * If there are pending IRR bits they turn into ISR bits after a higher
+ * priority ISR bit has been acked.
+ */
+static void apic_pending_intr_clear(void)
+{
+ union apic_ir irr, isr;
+ unsigned int i;
+
+ /* 512 loops are way oversized and give the APIC a chance to obey. */
+ for (i = 0; i < 512; i++) {
+ if (!apic_check_and_ack(&irr, &isr))
+ return;
+ }
+ /* Dump the IRR/ISR content if that failed */
+ pr_warn("APIC: Stale IRR: %256pb ISR: %256pb\n", irr.map, isr.map);
}
/**
@@ -1520,6 +1538,14 @@ static void setup_local_APIC(void)
return;
}
+ /*
+ * If this comes from kexec/kcrash the APIC might be enabled in
+ * SPIV. Soft disable it before doing further initialization.
+ */
+ value = apic_read(APIC_SPIV);
+ value &= ~APIC_SPIV_APIC_ENABLED;
+ apic_write(APIC_SPIV, value);
+
#ifdef CONFIG_X86_32
/* Pound the ESR really hard over the head with a big hammer - mbligh */
if (lapic_is_integrated() && apic->disable_esr) {
@@ -1565,6 +1591,7 @@ static void setup_local_APIC(void)
value &= ~APIC_TPRI_MASK;
apic_write(APIC_TASKPRI, value);
+ /* Clear eventually stale ISR/IRR bits */
apic_pending_intr_clear();
/*
diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c
index 10e1d17aa060..c352ca2e1456 100644
--- a/arch/x86/kernel/apic/vector.c
+++ b/arch/x86/kernel/apic/vector.c
@@ -400,6 +400,17 @@ static int activate_reserved(struct irq_data *irqd)
if (!irqd_can_reserve(irqd))
apicd->can_reserve = false;
}
+
+ /*
+ * Check to ensure that the effective affinity mask is a subset
+ * the user supplied affinity mask, and warn the user if it is not
+ */
+ if (!cpumask_subset(irq_data_get_effective_affinity_mask(irqd),
+ irq_data_get_affinity_mask(irqd))) {
+ pr_warn("irq %u: Affinity broken due to vector space exhaustion.\n",
+ irqd->irq);
+ }
+
return ret;
}
diff --git a/arch/x86/kernel/smp.c b/arch/x86/kernel/smp.c
index 04adc8d60aed..b2b87b91f336 100644
--- a/arch/x86/kernel/smp.c
+++ b/arch/x86/kernel/smp.c
@@ -181,6 +181,12 @@ asmlinkage __visible void smp_reboot_interrupt(void)
irq_exit();
}
+static int register_stop_handler(void)
+{
+ return register_nmi_handler(NMI_LOCAL, smp_stop_nmi_callback,
+ NMI_FLAG_FIRST, "smp_stop");
+}
+
static void native_stop_other_cpus(int wait)
{
unsigned long flags;
@@ -214,39 +220,41 @@ static void native_stop_other_cpus(int wait)
apic->send_IPI_allbutself(REBOOT_VECTOR);
/*
- * Don't wait longer than a second if the caller
- * didn't ask us to wait.
+ * Don't wait longer than a second for IPI completion. The
+ * wait request is not checked here because that would
+ * prevent an NMI shutdown attempt in case that not all
+ * CPUs reach shutdown state.
*/
timeout = USEC_PER_SEC;
- while (num_online_cpus() > 1 && (wait || timeout--))
+ while (num_online_cpus() > 1 && timeout--)
udelay(1);
}
-
- /* if the REBOOT_VECTOR didn't work, try with the NMI */
- if ((num_online_cpus() > 1) && (!smp_no_nmi_ipi)) {
- if (register_nmi_handler(NMI_LOCAL, smp_stop_nmi_callback,
- NMI_FLAG_FIRST, "smp_stop"))
- /* Note: we ignore failures here */
- /* Hope the REBOOT_IRQ is good enough */
- goto finish;
-
- /* sync above data before sending IRQ */
- wmb();
- pr_emerg("Shutting down cpus with NMI\n");
+ /* if the REBOOT_VECTOR didn't work, try with the NMI */
+ if (num_online_cpus() > 1) {
+ /*
+ * If NMI IPI is enabled, try to register the stop handler
+ * and send the IPI. In any case try to wait for the other
+ * CPUs to stop.
+ */
+ if (!smp_no_nmi_ipi && !register_stop_handler()) {
+ /* Sync above data before sending IRQ */
+ wmb();
- apic->send_IPI_allbutself(NMI_VECTOR);
+ pr_emerg("Shutting down cpus with NMI\n");
+ apic->send_IPI_allbutself(NMI_VECTOR);
+ }
/*
- * Don't wait longer than a 10 ms if the caller
- * didn't ask us to wait.
+ * Don't wait longer than 10 ms if the caller didn't
+ * reqeust it. If wait is true, the machine hangs here if
+ * one or more CPUs do not reach shutdown state.
*/
timeout = USEC_PER_MSEC * 10;
while (num_online_cpus() > 1 && (wait || timeout--))
udelay(1);
}
-finish:
local_irq_save(flags);
disable_local_APIC();
mcheck_cpu_clear(this_cpu_ptr(&cpu_info));
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 429728b35bca..e699f4d2a450 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -5368,6 +5368,8 @@ int x86_decode_insn(struct x86_emulate_ctxt *ctxt, void *insn, int insn_len)
ctxt->memopp->addr.mem.ea + ctxt->_eip);
done:
+ if (rc == X86EMUL_PROPAGATE_FAULT)
+ ctxt->have_exception = true;
return (rc != X86EMUL_CONTINUE) ? EMULATION_FAILED : EMULATION_OK;
}
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index dbae8415cf4a..05cb5855255e 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -581,8 +581,14 @@ static int kvm_read_nested_guest_page(struct kvm_vcpu *vcpu, gfn_t gfn,
data, offset, len, access);
}
+static inline u64 pdptr_rsvd_bits(struct kvm_vcpu *vcpu)
+{
+ return rsvd_bits(cpuid_maxphyaddr(vcpu), 63) | rsvd_bits(5, 8) |
+ rsvd_bits(1, 2);
+}
+
/*
- * Load the pae pdptrs. Return true is they are all valid.
+ * Load the pae pdptrs. Return 1 if they are all valid, 0 otherwise.
*/
int load_pdptrs(struct kvm_vcpu *vcpu, struct kvm_mmu *mmu, unsigned long cr3)
{
@@ -601,8 +607,7 @@ int load_pdptrs(struct kvm_vcpu *vcpu, struct kvm_mmu *mmu, unsigned long cr3)
}
for (i = 0; i < ARRAY_SIZE(pdpte); ++i) {
if ((pdpte[i] & PT_PRESENT_MASK) &&
- (pdpte[i] &
- vcpu->arch.mmu.guest_rsvd_check.rsvd_bits_mask[0][2])) {
+ (pdpte[i] & pdptr_rsvd_bits(vcpu))) {
ret = 0;
goto out;
}
@@ -6244,8 +6249,16 @@ int x86_emulate_instruction(struct kvm_vcpu *vcpu,
if (reexecute_instruction(vcpu, cr2, write_fault_to_spt,
emulation_type))
return EMULATE_DONE;
- if (ctxt->have_exception && inject_emulated_exception(vcpu))
+ if (ctxt->have_exception) {
+ /*
+ * #UD should result in just EMULATION_FAILED, and trap-like
+ * exception should not be encountered during decode.
+ */
+ WARN_ON_ONCE(ctxt->exception.vector == UD_VECTOR ||
+ exception_type(ctxt->exception.vector) == EXCPT_TRAP);
+ inject_emulated_exception(vcpu);
return EMULATE_DONE;
+ }
if (emulation_type & EMULTYPE_SKIP)
return EMULATE_FAIL;
return handle_emulation_failure(vcpu, emulation_type);
diff --git a/arch/x86/mm/pti.c b/arch/x86/mm/pti.c
index 4df3e5c89d57..622d5968c979 100644
--- a/arch/x86/mm/pti.c
+++ b/arch/x86/mm/pti.c
@@ -338,13 +338,15 @@ pti_clone_pgtable(unsigned long start, unsigned long end,
pud = pud_offset(p4d, addr);
if (pud_none(*pud)) {
- addr += PUD_SIZE;
+ WARN_ON_ONCE(addr & ~PUD_MASK);
+ addr = round_up(addr + 1, PUD_SIZE);
continue;
}
pmd = pmd_offset(pud, addr);
if (pmd_none(*pmd)) {
- addr += PMD_SIZE;
+ WARN_ON_ONCE(addr & ~PMD_MASK);
+ addr = round_up(addr + 1, PMD_SIZE);
continue;
}
@@ -643,6 +645,8 @@ void __init pti_init(void)
*/
void pti_finalize(void)
{
+ if (!boot_cpu_has(X86_FEATURE_PTI))
+ return;
/*
* We need to clone everything (again) that maps parts of the
* kernel image.
diff --git a/block/blk-flush.c b/block/blk-flush.c
index 87fc49daa2b4..256fa1ccc2bd 100644
--- a/block/blk-flush.c
+++ b/block/blk-flush.c
@@ -232,6 +232,16 @@ static void flush_end_io(struct request *flush_rq, blk_status_t error)
/* release the tag's ownership to the req cloned from */
spin_lock_irqsave(&fq->mq_flush_lock, flags);
+
+ if (!refcount_dec_and_test(&flush_rq->ref)) {
+ fq->rq_status = error;
+ spin_unlock_irqrestore(&fq->mq_flush_lock, flags);
+ return;
+ }
+
+ if (fq->rq_status != BLK_STS_OK)
+ error = fq->rq_status;
+
hctx = blk_mq_map_queue(q, flush_rq->mq_ctx->cpu);
if (!q->elevator) {
blk_mq_tag_set_rq(hctx, flush_rq->tag, fq->orig_rq);
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 7ea85ec52026..684acaa96db7 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -844,7 +844,10 @@ static void blk_mq_check_expired(struct blk_mq_hw_ctx *hctx,
*/
if (blk_mq_req_expired(rq, next))
blk_mq_rq_timed_out(rq, reserved);
- if (refcount_dec_and_test(&rq->ref))
+
+ if (is_flush_rq(rq, hctx))
+ rq->end_io(rq, 0);
+ else if (refcount_dec_and_test(&rq->ref))
__blk_mq_free_request(rq);
}
diff --git a/block/blk.h b/block/blk.h
index 11e4ca2f2cd4..1a5b67b57e6b 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -23,6 +23,7 @@ struct blk_flush_queue {
unsigned int flush_queue_delayed:1;
unsigned int flush_pending_idx:1;
unsigned int flush_running_idx:1;
+ blk_status_t rq_status;
unsigned long flush_pending_since;
struct list_head flush_queue[2];
struct list_head flush_data_in_flight;
@@ -123,6 +124,12 @@ static inline void __blk_get_queue(struct request_queue *q)
kobject_get(&q->kobj);
}
+static inline bool
+is_flush_rq(struct request *req, struct blk_mq_hw_ctx *hctx)
+{
+ return hctx->fq->flush_rq == req;
+}
+
struct blk_flush_queue *blk_alloc_flush_queue(struct request_queue *q,
int node, int cmd_size, gfp_t flags);
void blk_free_flush_queue(struct blk_flush_queue *q);
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index fc447410ae4d..a448cdf56718 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -282,9 +282,13 @@ static int acpi_processor_get_info(struct acpi_device *device)
}
if (acpi_duplicate_processor_id(pr->acpi_id)) {
- dev_err(&device->dev,
- "Failed to get unique processor _UID (0x%x)\n",
- pr->acpi_id);
+ if (pr->acpi_id == 0xff)
+ dev_info_once(&device->dev,
+ "Entry not well-defined, consider updating BIOS\n");
+ else
+ dev_err(&device->dev,
+ "Failed to get unique processor _UID (0x%x)\n",
+ pr->acpi_id);
return -ENODEV;
}
diff --git a/drivers/acpi/cppc_acpi.c b/drivers/acpi/cppc_acpi.c
index d9ce4b162e2c..a1aa59849b96 100644
--- a/drivers/acpi/cppc_acpi.c
+++ b/drivers/acpi/cppc_acpi.c
@@ -369,8 +369,10 @@ static int acpi_get_psd(struct cpc_desc *cpc_ptr, acpi_handle handle)
union acpi_object *psd = NULL;
struct acpi_psd_package *pdomain;
- status = acpi_evaluate_object_typed(handle, "_PSD", NULL, &buffer,
- ACPI_TYPE_PACKAGE);
+ status = acpi_evaluate_object_typed(handle, "_PSD", NULL,
+ &buffer, ACPI_TYPE_PACKAGE);
+ if (status == AE_NOT_FOUND) /* _PSD is optional */
+ return 0;
if (ACPI_FAILURE(status))
return -ENODEV;
diff --git a/drivers/acpi/custom_method.c b/drivers/acpi/custom_method.c
index e967c1173ba3..222ea3f12f41 100644
--- a/drivers/acpi/custom_method.c
+++ b/drivers/acpi/custom_method.c
@@ -48,8 +48,10 @@ static ssize_t cm_write(struct file *file, const char __user * user_buf,
if ((*ppos > max_size) ||
(*ppos + count > max_size) ||
(*ppos + count < count) ||
- (count > uncopied_bytes))
+ (count > uncopied_bytes)) {
+ kfree(buf);
return -EINVAL;
+ }
if (copy_from_user(buf + (*ppos), user_buf, count)) {
kfree(buf);
@@ -69,6 +71,7 @@ static ssize_t cm_write(struct file *file, const char __user * user_buf,
add_taint(TAINT_OVERRIDDEN_ACPI_TABLE, LOCKDEP_NOW_UNRELIABLE);
}
+ kfree(buf);
return count;
}
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index c576a6fe4ebb..94ded9513c73 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -462,8 +462,10 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
* No IRQ known to the ACPI subsystem - maybe the BIOS /
* driver reported one, then use it. Exit in any case.
*/
- if (!acpi_pci_irq_valid(dev, pin))
+ if (!acpi_pci_irq_valid(dev, pin)) {
+ kfree(entry);
return 0;
+ }
if (acpi_isa_register_gsi(dev))
dev_warn(&dev->dev, "PCI INT %c: no GSI\n",
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 021ce46e2e57..5d110b1362e7 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -81,6 +81,12 @@ enum board_ids {
board_ahci_sb700, /* for SB700 and SB800 */
board_ahci_vt8251,
+ /*
+ * board IDs for Intel chipsets that support more than 6 ports
+ * *and* end up needing the PCS quirk.
+ */
+ board_ahci_pcs7,
+
/* aliases */
board_ahci_mcp_linux = board_ahci_mcp65,
board_ahci_mcp67 = board_ahci_mcp65,
@@ -236,6 +242,12 @@ static const struct ata_port_info ahci_port_info[] = {
.udma_mask = ATA_UDMA6,
.port_ops = &ahci_vt8251_ops,
},
+ [board_ahci_pcs7] = {
+ .flags = AHCI_FLAG_COMMON,
+ .pio_mask = ATA_PIO4,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &ahci_ops,
+ },
};
static const struct pci_device_id ahci_pci_tbl[] = {
@@ -280,26 +292,26 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(INTEL, 0x3b2b), board_ahci }, /* PCH RAID */
{ PCI_VDEVICE(INTEL, 0x3b2c), board_ahci_mobile }, /* PCH M RAID */
{ PCI_VDEVICE(INTEL, 0x3b2f), board_ahci }, /* PCH AHCI */
- { PCI_VDEVICE(INTEL, 0x19b0), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19b1), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19b2), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19b3), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19b4), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19b5), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19b6), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19b7), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19bE), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19bF), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c0), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c1), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c2), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c3), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c4), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c5), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c6), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c7), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19cE), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19cF), board_ahci }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b0), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b1), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b2), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b3), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b4), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b5), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b6), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b7), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19bE), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19bF), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c0), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c1), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c2), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c3), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c4), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c5), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c6), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c7), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19cE), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19cF), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x1c02), board_ahci }, /* CPT AHCI */
{ PCI_VDEVICE(INTEL, 0x1c03), board_ahci_mobile }, /* CPT M AHCI */
{ PCI_VDEVICE(INTEL, 0x1c04), board_ahci }, /* CPT RAID */
@@ -639,30 +651,6 @@ static void ahci_pci_save_initial_config(struct pci_dev *pdev,
ahci_save_initial_config(&pdev->dev, hpriv);
}
-static int ahci_pci_reset_controller(struct ata_host *host)
-{
- struct pci_dev *pdev = to_pci_dev(host->dev);
- int rc;
-
- rc = ahci_reset_controller(host);
- if (rc)
- return rc;
-
- if (pdev->vendor == PCI_VENDOR_ID_INTEL) {
- struct ahci_host_priv *hpriv = host->private_data;
- u16 tmp16;
-
- /* configure PCS */
- pci_read_config_word(pdev, 0x92, &tmp16);
- if ((tmp16 & hpriv->port_map) != hpriv->port_map) {
- tmp16 |= hpriv->port_map;
- pci_write_config_word(pdev, 0x92, tmp16);
- }
- }
-
- return 0;
-}
-
static void ahci_pci_init_controller(struct ata_host *host)
{
struct ahci_host_priv *hpriv = host->private_data;
@@ -865,7 +853,7 @@ static int ahci_pci_device_runtime_resume(struct device *dev)
struct ata_host *host = pci_get_drvdata(pdev);
int rc;
- rc = ahci_pci_reset_controller(host);
+ rc = ahci_reset_controller(host);
if (rc)
return rc;
ahci_pci_init_controller(host);
@@ -900,7 +888,7 @@ static int ahci_pci_device_resume(struct device *dev)
ahci_mcp89_apple_enable(pdev);
if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) {
- rc = ahci_pci_reset_controller(host);
+ rc = ahci_reset_controller(host);
if (rc)
return rc;
@@ -1635,6 +1623,34 @@ static void ahci_update_initial_lpm_policy(struct ata_port *ap,
ap->target_lpm_policy = policy;
}
+static void ahci_intel_pcs_quirk(struct pci_dev *pdev, struct ahci_host_priv *hpriv)
+{
+ const struct pci_device_id *id = pci_match_id(ahci_pci_tbl, pdev);
+ u16 tmp16;
+
+ /*
+ * Only apply the 6-port PCS quirk for known legacy platforms.
+ */
+ if (!id || id->vendor != PCI_VENDOR_ID_INTEL)
+ return;
+ if (((enum board_ids) id->driver_data) < board_ahci_pcs7)
+ return;
+
+ /*
+ * port_map is determined from PORTS_IMPL PCI register which is
+ * implemented as write or write-once register. If the register
+ * isn't programmed, ahci automatically generates it from number
+ * of ports, which is good enough for PCS programming. It is
+ * otherwise expected that platform firmware enables the ports
+ * before the OS boots.
+ */
+ pci_read_config_word(pdev, PCS_6, &tmp16);
+ if ((tmp16 & hpriv->port_map) != hpriv->port_map) {
+ tmp16 |= hpriv->port_map;
+ pci_write_config_word(pdev, PCS_6, tmp16);
+ }
+}
+
static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
{
unsigned int board_id = ent->driver_data;
@@ -1747,6 +1763,12 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* save initial config */
ahci_pci_save_initial_config(pdev, hpriv);
+ /*
+ * If platform firmware failed to enable ports, try to enable
+ * them here.
+ */
+ ahci_intel_pcs_quirk(pdev, hpriv);
+
/* prepare host */
if (hpriv->cap & HOST_CAP_NCQ) {
pi.flags |= ATA_FLAG_NCQ;
@@ -1856,7 +1878,7 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (rc)
return rc;
- rc = ahci_pci_reset_controller(host);
+ rc = ahci_reset_controller(host);
if (rc)
return rc;
diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h
index 6a1515f0da40..9290e787abdc 100644
--- a/drivers/ata/ahci.h
+++ b/drivers/ata/ahci.h
@@ -261,6 +261,8 @@ enum {
ATA_FLAG_ACPI_SATA | ATA_FLAG_AN,
ICH_MAP = 0x90, /* ICH MAP register */
+ PCS_6 = 0x92, /* 6 port PCS */
+ PCS_7 = 0x94, /* 7+ port PCS (Denverton) */
/* em constants */
EM_MAX_SLOTS = 8,
diff --git a/drivers/base/soc.c b/drivers/base/soc.c
index 10b280f30217..7e91894a380b 100644
--- a/drivers/base/soc.c
+++ b/drivers/base/soc.c
@@ -157,6 +157,7 @@ struct soc_device *soc_device_register(struct soc_device_attribute *soc_dev_attr
out1:
return ERR_PTR(ret);
}
+EXPORT_SYMBOL_GPL(soc_device_register);
/* Ensure soc_dev->attr is freed prior to calling soc_device_unregister. */
void soc_device_unregister(struct soc_device *soc_dev)
@@ -166,6 +167,7 @@ void soc_device_unregister(struct soc_device *soc_dev)
device_unregister(&soc_dev->dev);
early_soc_dev_attr = NULL;
}
+EXPORT_SYMBOL_GPL(soc_device_unregister);
static int __init soc_bus_register(void)
{
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index cef8e00c9d9d..126c2c514673 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1719,6 +1719,7 @@ static int lo_compat_ioctl(struct block_device *bdev, fmode_t mode,
case LOOP_SET_FD:
case LOOP_CHANGE_FD:
case LOOP_SET_BLOCK_SIZE:
+ case LOOP_SET_DIRECT_IO:
err = lo_ioctl(bdev, mode, cmd, arg);
break;
default:
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index fa60f265ee50..b1c7009de1f4 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -353,8 +353,10 @@ static enum blk_eh_timer_return nbd_xmit_timeout(struct request *req,
}
config = nbd->config;
- if (!mutex_trylock(&cmd->lock))
+ if (!mutex_trylock(&cmd->lock)) {
+ nbd_config_put(nbd);
return BLK_EH_RESET_TIMER;
+ }
if (config->num_connections > 1) {
dev_err_ratelimited(nbd_to_dev(nbd),
diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index aaf9e5afaad4..0ef7cb0448e8 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -67,7 +67,7 @@ static void add_early_randomness(struct hwrng *rng)
size_t size = min_t(size_t, 16, rng_buffer_size());
mutex_lock(&reading_mutex);
- bytes_read = rng_get_data(rng, rng_buffer, size, 1);
+ bytes_read = rng_get_data(rng, rng_buffer, size, 0);
mutex_unlock(&reading_mutex);
if (bytes_read > 0)
add_device_randomness(rng_buffer, bytes_read);
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 7b4e4de778e4..54b86490d9ca 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -97,6 +97,13 @@ void __weak unxlate_dev_mem_ptr(phys_addr_t phys, void *addr)
}
#endif
+static inline bool should_stop_iteration(void)
+{
+ if (need_resched())
+ cond_resched();
+ return fatal_signal_pending(current);
+}
+
/*
* This funcion reads the *physical* memory. The f_pos points directly to the
* memory location.
@@ -175,6 +182,8 @@ static ssize_t read_mem(struct file *file, char __user *buf,
p += sz;
count -= sz;
read += sz;
+ if (should_stop_iteration())
+ break;
}
kfree(bounce);
@@ -251,6 +260,8 @@ static ssize_t write_mem(struct file *file, const char __user *buf,
p += sz;
count -= sz;
written += sz;
+ if (should_stop_iteration())
+ break;
}
*ppos += written;
@@ -468,6 +479,10 @@ static ssize_t read_kmem(struct file *file, char __user *buf,
read += sz;
low_count -= sz;
count -= sz;
+ if (should_stop_iteration()) {
+ count = 0;
+ break;
+ }
}
}
@@ -492,6 +507,8 @@ static ssize_t read_kmem(struct file *file, char __user *buf,
buf += sz;
read += sz;
p += sz;
+ if (should_stop_iteration())
+ break;
}
free_page((unsigned long)kbuf);
}
@@ -544,6 +561,8 @@ static ssize_t do_write_kmem(unsigned long p, const char __user *buf,
p += sz;
count -= sz;
written += sz;
+ if (should_stop_iteration())
+ break;
}
*ppos += written;
@@ -595,6 +614,8 @@ static ssize_t write_kmem(struct file *file, const char __user *buf,
buf += sz;
virtr += sz;
p += sz;
+ if (should_stop_iteration())
+ break;
}
free_page((unsigned long)kbuf);
}
diff --git a/drivers/devfreq/exynos-bus.c b/drivers/devfreq/exynos-bus.c
index c25658b26598..24a9658348d7 100644
--- a/drivers/devfreq/exynos-bus.c
+++ b/drivers/devfreq/exynos-bus.c
@@ -194,11 +194,10 @@ static void exynos_bus_exit(struct device *dev)
if (ret < 0)
dev_warn(dev, "failed to disable the devfreq-event devices\n");
- if (bus->regulator)
- regulator_disable(bus->regulator);
-
dev_pm_opp_of_remove_table(dev);
clk_disable_unprepare(bus->clk);
+ if (bus->regulator)
+ regulator_disable(bus->regulator);
}
/*
@@ -386,6 +385,7 @@ static int exynos_bus_probe(struct platform_device *pdev)
struct exynos_bus *bus;
int ret, max_state;
unsigned long min_freq, max_freq;
+ bool passive = false;
if (!np) {
dev_err(dev, "failed to find devicetree node\n");
@@ -399,27 +399,27 @@ static int exynos_bus_probe(struct platform_device *pdev)
bus->dev = &pdev->dev;
platform_set_drvdata(pdev, bus);
- /* Parse the device-tree to get the resource information */
- ret = exynos_bus_parse_of(np, bus);
- if (ret < 0)
- return ret;
-
profile = devm_kzalloc(dev, sizeof(*profile), GFP_KERNEL);
- if (!profile) {
- ret = -ENOMEM;
- goto err;
- }
+ if (!profile)
+ return -ENOMEM;
node = of_parse_phandle(dev->of_node, "devfreq", 0);
if (node) {
of_node_put(node);
- goto passive;
+ passive = true;
} else {
ret = exynos_bus_parent_parse_of(np, bus);
+ if (ret < 0)
+ return ret;
}
+ /* Parse the device-tree to get the resource information */
+ ret = exynos_bus_parse_of(np, bus);
if (ret < 0)
- goto err;
+ goto err_reg;
+
+ if (passive)
+ goto passive;
/* Initialize the struct profile and governor data for parent device */
profile->polling_ms = 50;
@@ -510,6 +510,9 @@ static int exynos_bus_probe(struct platform_device *pdev)
err:
dev_pm_opp_of_remove_table(dev);
clk_disable_unprepare(bus->clk);
+err_reg:
+ if (!passive)
+ regulator_disable(bus->regulator);
return ret;
}
diff --git a/drivers/devfreq/governor_passive.c b/drivers/devfreq/governor_passive.c
index 3bc29acbd54e..8cfb69749d49 100644
--- a/drivers/devfreq/governor_passive.c
+++ b/drivers/devfreq/governor_passive.c
@@ -152,7 +152,6 @@ static int devfreq_passive_notifier_call(struct notifier_block *nb,
static int devfreq_passive_event_handler(struct devfreq *devfreq,
unsigned int event, void *data)
{
- struct device *dev = devfreq->dev.parent;
struct devfreq_passive_data *p_data
= (struct devfreq_passive_data *)devfreq->data;
struct devfreq *parent = (struct devfreq *)p_data->parent;
@@ -168,12 +167,12 @@ static int devfreq_passive_event_handler(struct devfreq *devfreq,
p_data->this = devfreq;
nb->notifier_call = devfreq_passive_notifier_call;
- ret = devm_devfreq_register_notifier(dev, parent, nb,
+ ret = devfreq_register_notifier(parent, nb,
DEVFREQ_TRANSITION_NOTIFIER);
break;
case DEVFREQ_GOV_STOP:
- devm_devfreq_unregister_notifier(dev, parent, nb,
- DEVFREQ_TRANSITION_NOTIFIER);
+ WARN_ON(devfreq_unregister_notifier(parent, nb,
+ DEVFREQ_TRANSITION_NOTIFIER));
break;
default:
break;
diff --git a/drivers/dma/bcm2835-dma.c b/drivers/dma/bcm2835-dma.c
index 2b11d967acd0..9d782cc95c6a 100644
--- a/drivers/dma/bcm2835-dma.c
+++ b/drivers/dma/bcm2835-dma.c
@@ -898,8 +898,10 @@ static int bcm2835_dma_probe(struct platform_device *pdev)
pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
- if (rc)
+ if (rc) {
+ dev_err(&pdev->dev, "Unable to set DMA mask\n");
return rc;
+ }
od = devm_kzalloc(&pdev->dev, sizeof(*od), GFP_KERNEL);
if (!od)
diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c
index a410657f7bcd..012584cf3c17 100644
--- a/drivers/dma/iop-adma.c
+++ b/drivers/dma/iop-adma.c
@@ -125,9 +125,9 @@ static void __iop_adma_slot_cleanup(struct iop_adma_chan *iop_chan)
list_for_each_entry_safe(iter, _iter, &iop_chan->chain,
chain_node) {
pr_debug("\tcookie: %d slot: %d busy: %d "
- "this_desc: %#x next_desc: %#x ack: %d\n",
+ "this_desc: %#x next_desc: %#llx ack: %d\n",
iter->async_tx.cookie, iter->idx, busy,
- iter->async_tx.phys, iop_desc_get_next_desc(iter),
+ iter->async_tx.phys, (u64)iop_desc_get_next_desc(iter),
async_tx_test_ack(&iter->async_tx));
prefetch(_iter);
prefetch(&_iter->async_tx);
@@ -315,9 +315,9 @@ iop_adma_alloc_slots(struct iop_adma_chan *iop_chan, int num_slots,
int i;
dev_dbg(iop_chan->device->common.dev,
"allocated slot: %d "
- "(desc %p phys: %#x) slots_per_op %d\n",
+ "(desc %p phys: %#llx) slots_per_op %d\n",
iter->idx, iter->hw_desc,
- iter->async_tx.phys, slots_per_op);
+ (u64)iter->async_tx.phys, slots_per_op);
/* pre-ack all but the last descriptor */
if (num_slots != slots_per_op)
@@ -525,7 +525,7 @@ iop_adma_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dma_dest,
return NULL;
BUG_ON(len > IOP_ADMA_MAX_BYTE_COUNT);
- dev_dbg(iop_chan->device->common.dev, "%s len: %u\n",
+ dev_dbg(iop_chan->device->common.dev, "%s len: %zu\n",
__func__, len);
spin_lock_bh(&iop_chan->lock);
@@ -558,7 +558,7 @@ iop_adma_prep_dma_xor(struct dma_chan *chan, dma_addr_t dma_dest,
BUG_ON(len > IOP_ADMA_XOR_MAX_BYTE_COUNT);
dev_dbg(iop_chan->device->common.dev,
- "%s src_cnt: %d len: %u flags: %lx\n",
+ "%s src_cnt: %d len: %zu flags: %lx\n",
__func__, src_cnt, len, flags);
spin_lock_bh(&iop_chan->lock);
@@ -591,7 +591,7 @@ iop_adma_prep_dma_xor_val(struct dma_chan *chan, dma_addr_t *dma_src,
if (unlikely(!len))
return NULL;
- dev_dbg(iop_chan->device->common.dev, "%s src_cnt: %d len: %u\n",
+ dev_dbg(iop_chan->device->common.dev, "%s src_cnt: %d len: %zu\n",
__func__, src_cnt, len);
spin_lock_bh(&iop_chan->lock);
@@ -629,7 +629,7 @@ iop_adma_prep_dma_pq(struct dma_chan *chan, dma_addr_t *dst, dma_addr_t *src,
BUG_ON(len > IOP_ADMA_XOR_MAX_BYTE_COUNT);
dev_dbg(iop_chan->device->common.dev,
- "%s src_cnt: %d len: %u flags: %lx\n",
+ "%s src_cnt: %d len: %zu flags: %lx\n",
__func__, src_cnt, len, flags);
if (dmaf_p_disabled_continue(flags))
@@ -692,7 +692,7 @@ iop_adma_prep_dma_pq_val(struct dma_chan *chan, dma_addr_t *pq, dma_addr_t *src,
return NULL;
BUG_ON(len > IOP_ADMA_XOR_MAX_BYTE_COUNT);
- dev_dbg(iop_chan->device->common.dev, "%s src_cnt: %d len: %u\n",
+ dev_dbg(iop_chan->device->common.dev, "%s src_cnt: %d len: %zu\n",
__func__, src_cnt, len);
spin_lock_bh(&iop_chan->lock);
diff --git a/drivers/dma/ti/edma.c b/drivers/dma/ti/edma.c
index ceabdea40ae0..982631d4e1f8 100644
--- a/drivers/dma/ti/edma.c
+++ b/drivers/dma/ti/edma.c
@@ -2273,9 +2273,6 @@ static int edma_probe(struct platform_device *pdev)
ecc->default_queue = info->default_queue;
- for (i = 0; i < ecc->num_slots; i++)
- edma_write_slot(ecc, i, &dummy_paramset);
-
if (info->rsv) {
/* Set the reserved slots in inuse list */
rsv_slots = info->rsv->rsv_slots;
@@ -2288,6 +2285,12 @@ static int edma_probe(struct platform_device *pdev)
}
}
+ for (i = 0; i < ecc->num_slots; i++) {
+ /* Reset only unused - not reserved - paRAM slots */
+ if (!test_bit(i, ecc->slot_inuse))
+ edma_write_slot(ecc, i, &dummy_paramset);
+ }
+
/* Clear the xbar mapped channels in unused list */
xbar_chans = info->xbar_chans;
if (xbar_chans) {
diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c
index 5762c3c383f2..56de378ad13d 100644
--- a/drivers/edac/altera_edac.c
+++ b/drivers/edac/altera_edac.c
@@ -1956,6 +1956,7 @@ static void altr_edac_a10_irq_handler(struct irq_desc *desc)
struct altr_arria10_edac *edac = irq_desc_get_handler_data(desc);
struct irq_chip *chip = irq_desc_get_chip(desc);
int irq = irq_desc_get_irq(desc);
+ unsigned long bits;
dberr = (irq == edac->db_irq) ? 1 : 0;
sm_offset = dberr ? A10_SYSMGR_ECC_INTSTAT_DERR_OFST :
@@ -1965,7 +1966,8 @@ static void altr_edac_a10_irq_handler(struct irq_desc *desc)
regmap_read(edac->ecc_mgr_map, sm_offset, &irq_status);
- for_each_set_bit(bit, (unsigned long *)&irq_status, 32) {
+ bits = irq_status;
+ for_each_set_bit(bit, &bits, 32) {
irq = irq_linear_revmap(edac->domain, dberr * 32 + bit);
if (irq)
generic_handle_irq(irq);
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index e2addb2bca29..94265e438514 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -2501,13 +2501,6 @@ static void decode_umc_error(int node_id, struct mce *m)
goto log_error;
}
- if (umc_normaddr_to_sysaddr(m->addr, pvt->mc_node_id, err.channel, &sys_addr)) {
- err.err_code = ERR_NORM_ADDR;
- goto log_error;
- }
-
- error_address_to_page_and_offset(sys_addr, &err);
-
if (!(m->status & MCI_STATUS_SYNDV)) {
err.err_code = ERR_SYND;
goto log_error;
@@ -2524,6 +2517,13 @@ static void decode_umc_error(int node_id, struct mce *m)
err.csrow = m->synd & 0x7;
+ if (umc_normaddr_to_sysaddr(m->addr, pvt->mc_node_id, err.channel, &sys_addr)) {
+ err.err_code = ERR_NORM_ADDR;
+ goto log_error;
+ }
+
+ error_address_to_page_and_offset(sys_addr, &err);
+
log_error:
__log_ecc_error(mci, &err, ecc_type);
}
@@ -3101,12 +3101,15 @@ static bool ecc_enabled(struct pci_dev *F3, u16 nid)
static inline void
f17h_determine_edac_ctl_cap(struct mem_ctl_info *mci, struct amd64_pvt *pvt)
{
- u8 i, ecc_en = 1, cpk_en = 1;
+ u8 i, ecc_en = 1, cpk_en = 1, dev_x4 = 1, dev_x16 = 1;
for (i = 0; i < NUM_UMCS; i++) {
if (pvt->umc[i].sdp_ctrl & UMC_SDP_INIT) {
ecc_en &= !!(pvt->umc[i].umc_cap_hi & UMC_ECC_ENABLED);
cpk_en &= !!(pvt->umc[i].umc_cap_hi & UMC_ECC_CHIPKILL_CAP);
+
+ dev_x4 &= !!(pvt->umc[i].dimm_cfg & BIT(6));
+ dev_x16 &= !!(pvt->umc[i].dimm_cfg & BIT(7));
}
}
@@ -3114,8 +3117,15 @@ f17h_determine_edac_ctl_cap(struct mem_ctl_info *mci, struct amd64_pvt *pvt)
if (ecc_en) {
mci->edac_ctl_cap |= EDAC_FLAG_SECDED;
- if (cpk_en)
+ if (!cpk_en)
+ return;
+
+ if (dev_x4)
mci->edac_ctl_cap |= EDAC_FLAG_S4ECD4ED;
+ else if (dev_x16)
+ mci->edac_ctl_cap |= EDAC_FLAG_S16ECD16ED;
+ else
+ mci->edac_ctl_cap |= EDAC_FLAG_S8ECD8ED;
}
}
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 7d3edd713932..f59511bd9926 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -1246,9 +1246,13 @@ void edac_mc_handle_error(const enum hw_event_mc_err_type type,
if (p > e->location)
*(p - 1) = '\0';
- /* Report the error via the trace interface */
- grain_bits = fls_long(e->grain) + 1;
+ /* Sanity-check driver-supplied grain value. */
+ if (WARN_ON_ONCE(!e->grain))
+ e->grain = 1;
+
+ grain_bits = fls_long(e->grain - 1);
+ /* Report the error via the trace interface */
if (IS_ENABLED(CONFIG_RAS))
trace_mc_event(type, e->msg, e->label, e->error_count,
mci->mc_idx, e->top_layer, e->mid_layer,
diff --git a/drivers/edac/pnd2_edac.c b/drivers/edac/pnd2_edac.c
index 903a4f1fadcc..0153c730750e 100644
--- a/drivers/edac/pnd2_edac.c
+++ b/drivers/edac/pnd2_edac.c
@@ -268,11 +268,14 @@ static u64 get_sideband_reg_base_addr(void)
}
}
+#define DNV_MCHBAR_SIZE 0x8000
+#define DNV_SB_PORT_SIZE 0x10000
static int dnv_rd_reg(int port, int off, int op, void *data, size_t sz, char *name)
{
struct pci_dev *pdev;
char *base;
u64 addr;
+ unsigned long size;
if (op == 4) {
pdev = pci_get_device(PCI_VENDOR_ID_INTEL, 0x1980, NULL);
@@ -287,15 +290,17 @@ static int dnv_rd_reg(int port, int off, int op, void *data, size_t sz, char *na
addr = get_mem_ctrl_hub_base_addr();
if (!addr)
return -ENODEV;
+ size = DNV_MCHBAR_SIZE;
} else {
/* MMIO via sideband register base address */
addr = get_sideband_reg_base_addr();
if (!addr)
return -ENODEV;
addr += (port << 16);
+ size = DNV_SB_PORT_SIZE;
}
- base = ioremap((resource_size_t)addr, 0x10000);
+ base = ioremap((resource_size_t)addr, size);
if (!base)
return -ENODEV;
diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c
index 8f952f2f1a29..09119e3f5c01 100644
--- a/drivers/firmware/arm_scmi/driver.c
+++ b/drivers/firmware/arm_scmi/driver.c
@@ -271,6 +271,14 @@ static void scmi_tx_prepare(struct mbox_client *cl, void *m)
struct scmi_chan_info *cinfo = client_to_scmi_chan_info(cl);
struct scmi_shared_mem __iomem *mem = cinfo->payload;
+ /*
+ * Ideally channel must be free by now unless OS timeout last
+ * request and platform continued to process the same, wait
+ * until it releases the shared memory, otherwise we may endup
+ * overwriting its response with new message payload or vice-versa
+ */
+ spin_until_cond(ioread32(&mem->channel_status) &
+ SCMI_SHMEM_CHAN_STAT_CHANNEL_FREE);
/* Mark channel busy + clear error */
iowrite32(0x0, &mem->channel_status);
iowrite32(t->hdr.poll_completion ? 0 : SCMI_SHMEM_FLAG_INTR_ENABLED,
diff --git a/drivers/firmware/efi/cper.c b/drivers/firmware/efi/cper.c
index 6090d25dce85..4045098ddb86 100644
--- a/drivers/firmware/efi/cper.c
+++ b/drivers/firmware/efi/cper.c
@@ -402,6 +402,21 @@ static void cper_print_pcie(const char *pfx, const struct cper_sec_pcie *pcie,
printk(
"%s""bridge: secondary_status: 0x%04x, control: 0x%04x\n",
pfx, pcie->bridge.secondary_status, pcie->bridge.control);
+
+ /* Fatal errors call __ghes_panic() before AER handler prints this */
+ if ((pcie->validation_bits & CPER_PCIE_VALID_AER_INFO) &&
+ (gdata->error_severity & CPER_SEV_FATAL)) {
+ struct aer_capability_regs *aer;
+
+ aer = (struct aer_capability_regs *)pcie->aer_info;
+ printk("%saer_uncor_status: 0x%08x, aer_uncor_mask: 0x%08x\n",
+ pfx, aer->uncor_status, aer->uncor_mask);
+ printk("%saer_uncor_severity: 0x%08x\n",
+ pfx, aer->uncor_severity);
+ printk("%sTLP Header: %08x %08x %08x %08x\n", pfx,
+ aer->header_log.dw0, aer->header_log.dw1,
+ aer->header_log.dw2, aer->header_log.dw3);
+ }
}
static void cper_print_tstamp(const char *pfx,
diff --git a/drivers/firmware/qcom_scm.c b/drivers/firmware/qcom_scm.c
index e778af766fae..98c987188835 100644
--- a/drivers/firmware/qcom_scm.c
+++ b/drivers/firmware/qcom_scm.c
@@ -18,6 +18,7 @@
#include <linux/init.h>
#include <linux/cpumask.h>
#include <linux/export.h>
+#include <linux/dma-direct.h>
#include <linux/dma-mapping.h>
#include <linux/module.h>
#include <linux/types.h>
@@ -449,6 +450,7 @@ int qcom_scm_assign_mem(phys_addr_t mem_addr, size_t mem_sz,
phys_addr_t mem_to_map_phys;
phys_addr_t dest_phys;
phys_addr_t ptr_phys;
+ dma_addr_t ptr_dma;
size_t mem_to_map_sz;
size_t dest_sz;
size_t src_sz;
@@ -466,9 +468,10 @@ int qcom_scm_assign_mem(phys_addr_t mem_addr, size_t mem_sz,
ptr_sz = ALIGN(src_sz, SZ_64) + ALIGN(mem_to_map_sz, SZ_64) +
ALIGN(dest_sz, SZ_64);
- ptr = dma_alloc_coherent(__scm->dev, ptr_sz, &ptr_phys, GFP_KERNEL);
+ ptr = dma_alloc_coherent(__scm->dev, ptr_sz, &ptr_dma, GFP_KERNEL);
if (!ptr)
return -ENOMEM;
+ ptr_phys = dma_to_phys(__scm->dev, ptr_dma);
/* Fill source vmid detail */
src = ptr;
@@ -498,7 +501,7 @@ int qcom_scm_assign_mem(phys_addr_t mem_addr, size_t mem_sz,
ret = __qcom_scm_assign_mem(__scm->dev, mem_to_map_phys, mem_to_map_sz,
ptr_phys, src_sz, dest_phys, dest_sz);
- dma_free_coherent(__scm->dev, ALIGN(ptr_sz, SZ_64), ptr, ptr_phys);
+ dma_free_coherent(__scm->dev, ptr_sz, ptr, ptr_dma);
if (ret) {
dev_err(__scm->dev,
"Assign memory protection call failed %d.\n", ret);
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 221de241535a..3b07a316680c 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1462,6 +1462,7 @@ static int amdgpu_dm_backlight_get_brightness(struct backlight_device *bd)
}
static const struct backlight_ops amdgpu_dm_backlight_ops = {
+ .options = BL_CORE_SUSPENDRESUME,
.get_brightness = amdgpu_dm_backlight_get_brightness,
.update_status = amdgpu_dm_backlight_update_status,
};
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
index b52ccab428a9..c7c505095402 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
@@ -4052,6 +4052,11 @@ static int smu7_program_display_gap(struct pp_hwmgr *hwmgr)
data->frame_time_x2 = frame_time_in_us * 2 / 100;
+ if (data->frame_time_x2 < 280) {
+ pr_debug("%s: enforce minimal VBITimeout: %d -> 280\n", __func__, data->frame_time_x2);
+ data->frame_time_x2 = 280;
+ }
+
display_gap2 = pre_vbi_time_in_us * (ref_clock / 100);
cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_DISPLAY_GAP_CNTL2, display_gap2);
diff --git a/drivers/hwmon/acpi_power_meter.c b/drivers/hwmon/acpi_power_meter.c
index 34e45b97629e..2f2fb1966958 100644
--- a/drivers/hwmon/acpi_power_meter.c
+++ b/drivers/hwmon/acpi_power_meter.c
@@ -694,8 +694,8 @@ static int setup_attrs(struct acpi_power_meter_resource *resource)
if (resource->caps.flags & POWER_METER_CAN_CAP) {
if (!can_cap_in_hardware()) {
- dev_err(&resource->acpi_dev->dev,
- "Ignoring unsafe software power cap!\n");
+ dev_warn(&resource->acpi_dev->dev,
+ "Ignoring unsafe software power cap!\n");
goto skip_unsafe_cap;
}
diff --git a/drivers/i2c/busses/i2c-riic.c b/drivers/i2c/busses/i2c-riic.c
index b75ff144b570..e6f351c92c02 100644
--- a/drivers/i2c/busses/i2c-riic.c
+++ b/drivers/i2c/busses/i2c-riic.c
@@ -203,6 +203,7 @@ static irqreturn_t riic_tend_isr(int irq, void *data)
if (readb(riic->base + RIIC_ICSR2) & ICSR2_NACKF) {
/* We got a NACKIE */
readb(riic->base + RIIC_ICDRR); /* dummy read */
+ riic_clear_set_bit(riic, ICSR2_NACKF, 0, RIIC_ICSR2);
riic->err = -ENXIO;
} else if (riic->bytes_left) {
return IRQ_NONE;
diff --git a/drivers/infiniband/hw/hfi1/mad.c b/drivers/infiniband/hw/hfi1/mad.c
index 0307405491e0..f208a25d0e4f 100644
--- a/drivers/infiniband/hw/hfi1/mad.c
+++ b/drivers/infiniband/hw/hfi1/mad.c
@@ -2326,7 +2326,7 @@ struct opa_port_status_req {
__be32 vl_select_mask;
};
-#define VL_MASK_ALL 0x000080ff
+#define VL_MASK_ALL 0x00000000000080ffUL
struct opa_port_status_rsp {
__u8 port_num;
@@ -2625,15 +2625,14 @@ static int pma_get_opa_classportinfo(struct opa_pma_mad *pmp,
}
static void a0_portstatus(struct hfi1_pportdata *ppd,
- struct opa_port_status_rsp *rsp, u32 vl_select_mask)
+ struct opa_port_status_rsp *rsp)
{
if (!is_bx(ppd->dd)) {
unsigned long vl;
u64 sum_vl_xmit_wait = 0;
- u32 vl_all_mask = VL_MASK_ALL;
+ unsigned long vl_all_mask = VL_MASK_ALL;
- for_each_set_bit(vl, (unsigned long *)&(vl_all_mask),
- 8 * sizeof(vl_all_mask)) {
+ for_each_set_bit(vl, &vl_all_mask, BITS_PER_LONG) {
u64 tmp = sum_vl_xmit_wait +
read_port_cntr(ppd, C_TX_WAIT_VL,
idx_from_vl(vl));
@@ -2730,12 +2729,12 @@ static int pma_get_opa_portstatus(struct opa_pma_mad *pmp,
(struct opa_port_status_req *)pmp->data;
struct hfi1_devdata *dd = dd_from_ibdev(ibdev);
struct opa_port_status_rsp *rsp;
- u32 vl_select_mask = be32_to_cpu(req->vl_select_mask);
+ unsigned long vl_select_mask = be32_to_cpu(req->vl_select_mask);
unsigned long vl;
size_t response_data_size;
u32 nports = be32_to_cpu(pmp->mad_hdr.attr_mod) >> 24;
u8 port_num = req->port_num;
- u8 num_vls = hweight32(vl_select_mask);
+ u8 num_vls = hweight64(vl_select_mask);
struct _vls_pctrs *vlinfo;
struct hfi1_ibport *ibp = to_iport(ibdev, port);
struct hfi1_pportdata *ppd = ppd_from_ibp(ibp);
@@ -2771,7 +2770,7 @@ static int pma_get_opa_portstatus(struct opa_pma_mad *pmp,
hfi1_read_link_quality(dd, &rsp->link_quality_indicator);
- rsp->vl_select_mask = cpu_to_be32(vl_select_mask);
+ rsp->vl_select_mask = cpu_to_be32((u32)vl_select_mask);
rsp->port_xmit_data = cpu_to_be64(read_dev_cntr(dd, C_DC_XMIT_FLITS,
CNTR_INVALID_VL));
rsp->port_rcv_data = cpu_to_be64(read_dev_cntr(dd, C_DC_RCV_FLITS,
@@ -2842,8 +2841,7 @@ static int pma_get_opa_portstatus(struct opa_pma_mad *pmp,
* So in the for_each_set_bit() loop below, we don't need
* any additional checks for vl.
*/
- for_each_set_bit(vl, (unsigned long *)&(vl_select_mask),
- 8 * sizeof(vl_select_mask)) {
+ for_each_set_bit(vl, &vl_select_mask, BITS_PER_LONG) {
memset(vlinfo, 0, sizeof(*vlinfo));
tmp = read_dev_cntr(dd, C_DC_RX_FLIT_VL, idx_from_vl(vl));
@@ -2884,7 +2882,7 @@ static int pma_get_opa_portstatus(struct opa_pma_mad *pmp,
vfi++;
}
- a0_portstatus(ppd, rsp, vl_select_mask);
+ a0_portstatus(ppd, rsp);
if (resp_len)
*resp_len += response_data_size;
@@ -2931,16 +2929,14 @@ static u64 get_error_counter_summary(struct ib_device *ibdev, u8 port,
return error_counter_summary;
}
-static void a0_datacounters(struct hfi1_pportdata *ppd, struct _port_dctrs *rsp,
- u32 vl_select_mask)
+static void a0_datacounters(struct hfi1_pportdata *ppd, struct _port_dctrs *rsp)
{
if (!is_bx(ppd->dd)) {
unsigned long vl;
u64 sum_vl_xmit_wait = 0;
- u32 vl_all_mask = VL_MASK_ALL;
+ unsigned long vl_all_mask = VL_MASK_ALL;
- for_each_set_bit(vl, (unsigned long *)&(vl_all_mask),
- 8 * sizeof(vl_all_mask)) {
+ for_each_set_bit(vl, &vl_all_mask, BITS_PER_LONG) {
u64 tmp = sum_vl_xmit_wait +
read_port_cntr(ppd, C_TX_WAIT_VL,
idx_from_vl(vl));
@@ -2995,7 +2991,7 @@ static int pma_get_opa_datacounters(struct opa_pma_mad *pmp,
u64 port_mask;
u8 port_num;
unsigned long vl;
- u32 vl_select_mask;
+ unsigned long vl_select_mask;
int vfi;
u16 link_width;
u16 link_speed;
@@ -3073,8 +3069,7 @@ static int pma_get_opa_datacounters(struct opa_pma_mad *pmp,
* So in the for_each_set_bit() loop below, we don't need
* any additional checks for vl.
*/
- for_each_set_bit(vl, (unsigned long *)&(vl_select_mask),
- 8 * sizeof(req->vl_select_mask)) {
+ for_each_set_bit(vl, &vl_select_mask, BITS_PER_LONG) {
memset(vlinfo, 0, sizeof(*vlinfo));
rsp->vls[vfi].port_vl_xmit_data =
@@ -3122,7 +3117,7 @@ static int pma_get_opa_datacounters(struct opa_pma_mad *pmp,
vfi++;
}
- a0_datacounters(ppd, rsp, vl_select_mask);
+ a0_datacounters(ppd, rsp);
if (resp_len)
*resp_len += response_data_size;
@@ -3217,7 +3212,7 @@ static int pma_get_opa_porterrors(struct opa_pma_mad *pmp,
struct _vls_ectrs *vlinfo;
unsigned long vl;
u64 port_mask, tmp;
- u32 vl_select_mask;
+ unsigned long vl_select_mask;
int vfi;
req = (struct opa_port_error_counters64_msg *)pmp->data;
@@ -3276,8 +3271,7 @@ static int pma_get_opa_porterrors(struct opa_pma_mad *pmp,
vlinfo = &rsp->vls[0];
vfi = 0;
vl_select_mask = be32_to_cpu(req->vl_select_mask);
- for_each_set_bit(vl, (unsigned long *)&(vl_select_mask),
- 8 * sizeof(req->vl_select_mask)) {
+ for_each_set_bit(vl, &vl_select_mask, BITS_PER_LONG) {
memset(vlinfo, 0, sizeof(*vlinfo));
rsp->vls[vfi].port_vl_xmit_discards =
cpu_to_be64(read_port_cntr(ppd, C_SW_XMIT_DSCD_VL,
@@ -3488,7 +3482,7 @@ static int pma_set_opa_portstatus(struct opa_pma_mad *pmp,
u32 nports = be32_to_cpu(pmp->mad_hdr.attr_mod) >> 24;
u64 portn = be64_to_cpu(req->port_select_mask[3]);
u32 counter_select = be32_to_cpu(req->counter_select_mask);
- u32 vl_select_mask = VL_MASK_ALL; /* clear all per-vl cnts */
+ unsigned long vl_select_mask = VL_MASK_ALL; /* clear all per-vl cnts */
unsigned long vl;
if ((nports != 1) || (portn != 1 << port)) {
@@ -3582,8 +3576,7 @@ static int pma_set_opa_portstatus(struct opa_pma_mad *pmp,
if (counter_select & CS_UNCORRECTABLE_ERRORS)
write_dev_cntr(dd, C_DC_UNC_ERR, CNTR_INVALID_VL, 0);
- for_each_set_bit(vl, (unsigned long *)&(vl_select_mask),
- 8 * sizeof(vl_select_mask)) {
+ for_each_set_bit(vl, &vl_select_mask, BITS_PER_LONG) {
if (counter_select & CS_PORT_XMIT_DATA)
write_port_cntr(ppd, C_TX_FLIT_VL, idx_from_vl(vl), 0);
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index 53eccc0da8fd..c05eae93170e 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -6370,6 +6370,7 @@ static void mlx5_ib_remove(struct mlx5_core_dev *mdev, void *context)
mlx5_ib_unbind_slave_port(mpi->ibdev, mpi);
list_del(&mpi->list);
mutex_unlock(&mlx5_ib_multiport_mutex);
+ kfree(mpi);
return;
}
diff --git a/drivers/iommu/Makefile b/drivers/iommu/Makefile
index ab5eba6edf82..e13ea199f589 100644
--- a/drivers/iommu/Makefile
+++ b/drivers/iommu/Makefile
@@ -10,7 +10,7 @@ obj-$(CONFIG_IOMMU_IO_PGTABLE_LPAE) += io-pgtable-arm.o
obj-$(CONFIG_IOMMU_IOVA) += iova.o
obj-$(CONFIG_OF_IOMMU) += of_iommu.o
obj-$(CONFIG_MSM_IOMMU) += msm_iommu.o
-obj-$(CONFIG_AMD_IOMMU) += amd_iommu.o amd_iommu_init.o
+obj-$(CONFIG_AMD_IOMMU) += amd_iommu.o amd_iommu_init.o amd_iommu_quirks.o
obj-$(CONFIG_AMD_IOMMU_DEBUGFS) += amd_iommu_debugfs.o
obj-$(CONFIG_AMD_IOMMU_V2) += amd_iommu_v2.o
obj-$(CONFIG_ARM_SMMU) += arm-smmu.o
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 69c269dc4f1b..1f2ed44de243 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -2563,7 +2563,9 @@ static int map_sg(struct device *dev, struct scatterlist *sglist,
bus_addr = address + s->dma_address + (j << PAGE_SHIFT);
phys_addr = (sg_phys(s) & PAGE_MASK) + (j << PAGE_SHIFT);
- ret = iommu_map_page(domain, bus_addr, phys_addr, PAGE_SIZE, prot, GFP_ATOMIC);
+ ret = iommu_map_page(domain, bus_addr, phys_addr,
+ PAGE_SIZE, prot,
+ GFP_ATOMIC | __GFP_NOWARN);
if (ret)
goto out_unmap;
diff --git a/drivers/iommu/amd_iommu.h b/drivers/iommu/amd_iommu.h
new file mode 100644
index 000000000000..12d540d9b59b
--- /dev/null
+++ b/drivers/iommu/amd_iommu.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef AMD_IOMMU_H
+#define AMD_IOMMU_H
+
+int __init add_special_device(u8 type, u8 id, u16 *devid, bool cmd_line);
+
+#ifdef CONFIG_DMI
+void amd_iommu_apply_ivrs_quirks(void);
+#else
+static void amd_iommu_apply_ivrs_quirks(void) { }
+#endif
+
+#endif
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index 66b4800bcdd8..1e9a5da562f0 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -39,6 +39,7 @@
#include <asm/irq_remapping.h>
#include <linux/crash_dump.h>
+#include "amd_iommu.h"
#include "amd_iommu_proto.h"
#include "amd_iommu_types.h"
#include "irq_remapping.h"
@@ -1002,7 +1003,7 @@ static void __init set_dev_entry_from_acpi(struct amd_iommu *iommu,
set_iommu_for_device(iommu, devid);
}
-static int __init add_special_device(u8 type, u8 id, u16 *devid, bool cmd_line)
+int __init add_special_device(u8 type, u8 id, u16 *devid, bool cmd_line)
{
struct devid_map *entry;
struct list_head *list;
@@ -1153,6 +1154,8 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu,
if (ret)
return ret;
+ amd_iommu_apply_ivrs_quirks();
+
/*
* First save the recommended feature enable bits from ACPI
*/
diff --git a/drivers/iommu/amd_iommu_quirks.c b/drivers/iommu/amd_iommu_quirks.c
new file mode 100644
index 000000000000..c235f79b7a20
--- /dev/null
+++ b/drivers/iommu/amd_iommu_quirks.c
@@ -0,0 +1,92 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+/*
+ * Quirks for AMD IOMMU
+ *
+ * Copyright (C) 2019 Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>
+ */
+
+#ifdef CONFIG_DMI
+#include <linux/dmi.h>
+
+#include "amd_iommu.h"
+
+#define IVHD_SPECIAL_IOAPIC 1
+
+struct ivrs_quirk_entry {
+ u8 id;
+ u16 devid;
+};
+
+enum {
+ DELL_INSPIRON_7375 = 0,
+ DELL_LATITUDE_5495,
+ LENOVO_IDEAPAD_330S_15ARR,
+};
+
+static const struct ivrs_quirk_entry ivrs_ioapic_quirks[][3] __initconst = {
+ /* ivrs_ioapic[4]=00:14.0 ivrs_ioapic[5]=00:00.2 */
+ [DELL_INSPIRON_7375] = {
+ { .id = 4, .devid = 0xa0 },
+ { .id = 5, .devid = 0x2 },
+ {}
+ },
+ /* ivrs_ioapic[4]=00:14.0 */
+ [DELL_LATITUDE_5495] = {
+ { .id = 4, .devid = 0xa0 },
+ {}
+ },
+ /* ivrs_ioapic[32]=00:14.0 */
+ [LENOVO_IDEAPAD_330S_15ARR] = {
+ { .id = 32, .devid = 0xa0 },
+ {}
+ },
+ {}
+};
+
+static int __init ivrs_ioapic_quirk_cb(const struct dmi_system_id *d)
+{
+ const struct ivrs_quirk_entry *i;
+
+ for (i = d->driver_data; i->id != 0 && i->devid != 0; i++)
+ add_special_device(IVHD_SPECIAL_IOAPIC, i->id, (u16 *)&i->devid, 0);
+
+ return 0;
+}
+
+static const struct dmi_system_id ivrs_quirks[] __initconst = {
+ {
+ .callback = ivrs_ioapic_quirk_cb,
+ .ident = "Dell Inspiron 7375",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7375"),
+ },
+ .driver_data = (void *)&ivrs_ioapic_quirks[DELL_INSPIRON_7375],
+ },
+ {
+ .callback = ivrs_ioapic_quirk_cb,
+ .ident = "Dell Latitude 5495",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Latitude 5495"),
+ },
+ .driver_data = (void *)&ivrs_ioapic_quirks[DELL_LATITUDE_5495],
+ },
+ {
+ .callback = ivrs_ioapic_quirk_cb,
+ .ident = "Lenovo ideapad 330S-15ARR",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "81FB"),
+ },
+ .driver_data = (void *)&ivrs_ioapic_quirks[LENOVO_IDEAPAD_330S_15ARR],
+ },
+ {}
+};
+
+void __init amd_iommu_apply_ivrs_quirks(void)
+{
+ dmi_check_system(ivrs_quirks);
+}
+#endif
diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
index 9a576ae837dc..da4516fbf542 100644
--- a/drivers/iommu/iova.c
+++ b/drivers/iommu/iova.c
@@ -580,7 +580,9 @@ void queue_iova(struct iova_domain *iovad,
spin_unlock_irqrestore(&fq->lock, flags);
- if (atomic_cmpxchg(&iovad->fq_timer_on, 0, 1) == 0)
+ /* Avoid false sharing as much as possible. */
+ if (!atomic_read(&iovad->fq_timer_on) &&
+ !atomic_cmpxchg(&iovad->fq_timer_on, 0, 1))
mod_timer(&iovad->fq_timer,
jiffies + msecs_to_jiffies(IOVA_FQ_TIMEOUT));
}
diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c
index a73337b74f41..db588a79a9f0 100644
--- a/drivers/isdn/mISDN/socket.c
+++ b/drivers/isdn/mISDN/socket.c
@@ -764,6 +764,8 @@ base_sock_create(struct net *net, struct socket *sock, int protocol, int kern)
if (sock->type != SOCK_RAW)
return -ESOCKTNOSUPPORT;
+ if (!capable(CAP_NET_RAW))
+ return -EPERM;
sk = sk_alloc(net, PF_ISDN, GFP_KERNEL, &mISDN_proto, kern);
if (!sk)
diff --git a/drivers/leds/led-triggers.c b/drivers/leds/led-triggers.c
index 17d73db1456e..e4cb3811e82a 100644
--- a/drivers/leds/led-triggers.c
+++ b/drivers/leds/led-triggers.c
@@ -177,6 +177,7 @@ int led_trigger_set(struct led_classdev *led_cdev, struct led_trigger *trig)
list_del(&led_cdev->trig_list);
write_unlock_irqrestore(&led_cdev->trigger->leddev_list_lock, flags);
led_set_brightness(led_cdev, LED_OFF);
+ kfree(event);
return ret;
}
diff --git a/drivers/leds/leds-lp5562.c b/drivers/leds/leds-lp5562.c
index 2a9009fe5545..18edc8bdc9f7 100644
--- a/drivers/leds/leds-lp5562.c
+++ b/drivers/leds/leds-lp5562.c
@@ -263,7 +263,11 @@ static void lp5562_firmware_loaded(struct lp55xx_chip *chip)
{
const struct firmware *fw = chip->fw;
- if (fw->size > LP5562_PROGRAM_LENGTH) {
+ /*
+ * the firmware is encoded in ascii hex character, with 2 chars
+ * per byte
+ */
+ if (fw->size > (LP5562_PROGRAM_LENGTH * 2)) {
dev_err(&chip->cl->dev, "firmware data size overflow: %zu\n",
fw->size);
return;
diff --git a/drivers/md/bcache/closure.c b/drivers/md/bcache/closure.c
index 73f5319295bc..c12cd809ab19 100644
--- a/drivers/md/bcache/closure.c
+++ b/drivers/md/bcache/closure.c
@@ -105,8 +105,14 @@ struct closure_syncer {
static void closure_sync_fn(struct closure *cl)
{
- cl->s->done = 1;
- wake_up_process(cl->s->task);
+ struct closure_syncer *s = cl->s;
+ struct task_struct *p;
+
+ rcu_read_lock();
+ p = READ_ONCE(s->task);
+ s->done = 1;
+ wake_up_process(p);
+ rcu_read_unlock();
}
void __sched __closure_sync(struct closure *cl)
diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c
index 17c6a73c536c..4d36373e1c0f 100644
--- a/drivers/md/dm-rq.c
+++ b/drivers/md/dm-rq.c
@@ -505,6 +505,7 @@ static int map_request(struct dm_rq_target_io *tio)
ret = dm_dispatch_clone_request(clone, rq);
if (ret == BLK_STS_RESOURCE || ret == BLK_STS_DEV_RESOURCE) {
blk_rq_unprep_clone(clone);
+ blk_mq_cleanup_rq(clone);
tio->ti->type->release_clone_rq(clone, &tio->info);
tio->clone = NULL;
if (!rq->q->mq_ops)
diff --git a/drivers/md/md.c b/drivers/md/md.c
index fb5d702e43b5..a8fbaa384e9a 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -1770,8 +1770,15 @@ static int super_1_validate(struct mddev *mddev, struct md_rdev *rdev)
if (!(le32_to_cpu(sb->feature_map) &
MD_FEATURE_RECOVERY_BITMAP))
rdev->saved_raid_disk = -1;
- } else
- set_bit(In_sync, &rdev->flags);
+ } else {
+ /*
+ * If the array is FROZEN, then the device can't
+ * be in_sync with rest of array.
+ */
+ if (!test_bit(MD_RECOVERY_FROZEN,
+ &mddev->recovery))
+ set_bit(In_sync, &rdev->flags);
+ }
rdev->raid_disk = role;
break;
}
@@ -4116,7 +4123,7 @@ array_state_show(struct mddev *mddev, char *page)
{
enum array_state st = inactive;
- if (mddev->pers)
+ if (mddev->pers && !test_bit(MD_NOT_READY, &mddev->flags))
switch(mddev->ro) {
case 1:
st = readonly;
@@ -5671,9 +5678,6 @@ int md_run(struct mddev *mddev)
md_update_sb(mddev, 0);
md_new_event(mddev);
- sysfs_notify_dirent_safe(mddev->sysfs_state);
- sysfs_notify_dirent_safe(mddev->sysfs_action);
- sysfs_notify(&mddev->kobj, NULL, "degraded");
return 0;
abort:
@@ -5687,6 +5691,7 @@ static int do_md_run(struct mddev *mddev)
{
int err;
+ set_bit(MD_NOT_READY, &mddev->flags);
err = md_run(mddev);
if (err)
goto out;
@@ -5707,9 +5712,14 @@ static int do_md_run(struct mddev *mddev)
set_capacity(mddev->gendisk, mddev->array_sectors);
revalidate_disk(mddev->gendisk);
+ clear_bit(MD_NOT_READY, &mddev->flags);
mddev->changed = 1;
kobject_uevent(&disk_to_dev(mddev->gendisk)->kobj, KOBJ_CHANGE);
+ sysfs_notify_dirent_safe(mddev->sysfs_state);
+ sysfs_notify_dirent_safe(mddev->sysfs_action);
+ sysfs_notify(&mddev->kobj, NULL, "degraded");
out:
+ clear_bit(MD_NOT_READY, &mddev->flags);
return err;
}
@@ -8797,6 +8807,7 @@ void md_check_recovery(struct mddev *mddev)
if (mddev_trylock(mddev)) {
int spares = 0;
+ bool try_set_sync = mddev->safemode != 0;
if (!mddev->external && mddev->safemode == 1)
mddev->safemode = 0;
@@ -8842,7 +8853,7 @@ void md_check_recovery(struct mddev *mddev)
}
}
- if (!mddev->external && !mddev->in_sync) {
+ if (try_set_sync && !mddev->external && !mddev->in_sync) {
spin_lock(&mddev->lock);
set_in_sync(mddev);
spin_unlock(&mddev->lock);
@@ -8948,7 +8959,8 @@ void md_reap_sync_thread(struct mddev *mddev)
/* resync has finished, collect result */
md_unregister_thread(&mddev->sync_thread);
if (!test_bit(MD_RECOVERY_INTR, &mddev->recovery) &&
- !test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery)) {
+ !test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery) &&
+ mddev->degraded != mddev->raid_disks) {
/* success...*/
/* activate any spares */
if (mddev->pers->spare_active(mddev)) {
diff --git a/drivers/md/md.h b/drivers/md/md.h
index 325cb2136a49..4f89463e0b01 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -243,6 +243,9 @@ enum mddev_flags {
MD_UPDATING_SB, /* md_check_recovery is updating the metadata
* without explicitly holding reconfig_mutex.
*/
+ MD_NOT_READY, /* do_md_run() is active, so 'array_state'
+ * must not report that array is ready yet
+ */
};
enum mddev_sb_flags {
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index f4daa56d204d..43fa7dbf844b 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -26,6 +26,9 @@
#include "raid0.h"
#include "raid5.h"
+static int default_layout = 0;
+module_param(default_layout, int, 0644);
+
#define UNSUPPORTED_MDDEV_FLAGS \
((1L << MD_HAS_JOURNAL) | \
(1L << MD_JOURNAL_CLEAN) | \
@@ -146,6 +149,19 @@ static int create_strip_zones(struct mddev *mddev, struct r0conf **private_conf)
}
pr_debug("md/raid0:%s: FINAL %d zones\n",
mdname(mddev), conf->nr_strip_zones);
+
+ if (conf->nr_strip_zones == 1) {
+ conf->layout = RAID0_ORIG_LAYOUT;
+ } else if (default_layout == RAID0_ORIG_LAYOUT ||
+ default_layout == RAID0_ALT_MULTIZONE_LAYOUT) {
+ conf->layout = default_layout;
+ } else {
+ pr_err("md/raid0:%s: cannot assemble multi-zone RAID0 with default_layout setting\n",
+ mdname(mddev));
+ pr_err("md/raid0: please set raid.default_layout to 1 or 2\n");
+ err = -ENOTSUPP;
+ goto abort;
+ }
/*
* now since we have the hard sector sizes, we can make sure
* chunk size is a multiple of that sector size
@@ -555,10 +571,12 @@ static void raid0_handle_discard(struct mddev *mddev, struct bio *bio)
static bool raid0_make_request(struct mddev *mddev, struct bio *bio)
{
+ struct r0conf *conf = mddev->private;
struct strip_zone *zone;
struct md_rdev *tmp_dev;
sector_t bio_sector;
sector_t sector;
+ sector_t orig_sector;
unsigned chunk_sects;
unsigned sectors;
@@ -592,8 +610,21 @@ static bool raid0_make_request(struct mddev *mddev, struct bio *bio)
bio = split;
}
+ orig_sector = sector;
zone = find_zone(mddev->private, §or);
- tmp_dev = map_sector(mddev, zone, sector, §or);
+ switch (conf->layout) {
+ case RAID0_ORIG_LAYOUT:
+ tmp_dev = map_sector(mddev, zone, orig_sector, §or);
+ break;
+ case RAID0_ALT_MULTIZONE_LAYOUT:
+ tmp_dev = map_sector(mddev, zone, sector, §or);
+ break;
+ default:
+ WARN("md/raid0:%s: Invalid layout\n", mdname(mddev));
+ bio_io_error(bio);
+ return true;
+ }
+
bio_set_dev(bio, tmp_dev->bdev);
bio->bi_iter.bi_sector = sector + zone->dev_start +
tmp_dev->data_offset;
diff --git a/drivers/md/raid0.h b/drivers/md/raid0.h
index 540e65d92642..3816e5477db1 100644
--- a/drivers/md/raid0.h
+++ b/drivers/md/raid0.h
@@ -8,11 +8,25 @@ struct strip_zone {
int nb_dev; /* # of devices attached to the zone */
};
+/* Linux 3.14 (20d0189b101) made an unintended change to
+ * the RAID0 layout for multi-zone arrays (where devices aren't all
+ * the same size.
+ * RAID0_ORIG_LAYOUT restores the original layout
+ * RAID0_ALT_MULTIZONE_LAYOUT uses the altered layout
+ * The layouts are identical when there is only one zone (all
+ * devices the same size).
+ */
+
+enum r0layout {
+ RAID0_ORIG_LAYOUT = 1,
+ RAID0_ALT_MULTIZONE_LAYOUT = 2,
+};
struct r0conf {
struct strip_zone *strip_zone;
struct md_rdev **devlist; /* lists of rdevs, pointed to
* by strip_zone->dev */
int nr_strip_zones;
+ enum r0layout layout;
};
#endif
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index fa47249fa3e4..6929d110d804 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -434,19 +434,21 @@ static void raid1_end_write_request(struct bio *bio)
/* We never try FailFast to WriteMostly devices */
!test_bit(WriteMostly, &rdev->flags)) {
md_error(r1_bio->mddev, rdev);
- if (!test_bit(Faulty, &rdev->flags))
- /* This is the only remaining device,
- * We need to retry the write without
- * FailFast
- */
- set_bit(R1BIO_WriteError, &r1_bio->state);
- else {
- /* Finished with this branch */
- r1_bio->bios[mirror] = NULL;
- to_put = bio;
- }
- } else
+ }
+
+ /*
+ * When the device is faulty, it is not necessary to
+ * handle write error.
+ * For failfast, this is the only remaining device,
+ * We need to retry the write without FailFast.
+ */
+ if (!test_bit(Faulty, &rdev->flags))
set_bit(R1BIO_WriteError, &r1_bio->state);
+ else {
+ /* Finished with this branch */
+ r1_bio->bios[mirror] = NULL;
+ to_put = bio;
+ }
} else {
/*
* Set R1BIO_Uptodate in our master bio, so that we
@@ -3103,6 +3105,13 @@ static int raid1_run(struct mddev *mddev)
!test_bit(In_sync, &conf->mirrors[i].rdev->flags) ||
test_bit(Faulty, &conf->mirrors[i].rdev->flags))
mddev->degraded++;
+ /*
+ * RAID1 needs at least one disk in active
+ */
+ if (conf->raid_disks - mddev->degraded < 1) {
+ ret = -EINVAL;
+ goto abort;
+ }
if (conf->raid_disks - mddev->degraded == 1)
mddev->recovery_cp = MaxSector;
@@ -3136,8 +3145,12 @@ static int raid1_run(struct mddev *mddev)
ret = md_integrity_register(mddev);
if (ret) {
md_unregister_thread(&mddev->thread);
- raid1_free(mddev, conf);
+ goto abort;
}
+ return 0;
+
+abort:
+ raid1_free(mddev, conf);
return ret;
}
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index a147619498df..4a5aad26ded7 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -2540,7 +2540,8 @@ static void raid5_end_read_request(struct bio * bi)
int set_bad = 0;
clear_bit(R5_UPTODATE, &sh->dev[i].flags);
- atomic_inc(&rdev->read_errors);
+ if (!(bi->bi_status == BLK_STS_PROTECTION))
+ atomic_inc(&rdev->read_errors);
if (test_bit(R5_ReadRepl, &sh->dev[i].flags))
pr_warn_ratelimited(
"md/raid:%s: read error on replacement device (sector %llu on %s).\n",
@@ -2572,7 +2573,9 @@ static void raid5_end_read_request(struct bio * bi)
&& !test_bit(R5_ReadNoMerge, &sh->dev[i].flags))
retry = 1;
if (retry)
- if (test_bit(R5_ReadNoMerge, &sh->dev[i].flags)) {
+ if (sh->qd_idx >= 0 && sh->pd_idx == i)
+ set_bit(R5_ReadError, &sh->dev[i].flags);
+ else if (test_bit(R5_ReadNoMerge, &sh->dev[i].flags)) {
set_bit(R5_ReadError, &sh->dev[i].flags);
clear_bit(R5_ReadNoMerge, &sh->dev[i].flags);
} else
@@ -5721,7 +5724,8 @@ static bool raid5_make_request(struct mddev *mddev, struct bio * bi)
do_flush = false;
}
- set_bit(STRIPE_HANDLE, &sh->state);
+ if (!sh->batch_head)
+ set_bit(STRIPE_HANDLE, &sh->state);
clear_bit(STRIPE_DELAYED, &sh->state);
if ((!sh->batch_head || sh == sh->batch_head) &&
(bi->bi_opf & REQ_SYNC) &&
diff --git a/drivers/media/cec/cec-notifier.c b/drivers/media/cec/cec-notifier.c
index dd2078b27a41..2424680f71c3 100644
--- a/drivers/media/cec/cec-notifier.c
+++ b/drivers/media/cec/cec-notifier.c
@@ -123,6 +123,8 @@ void cec_notifier_unregister(struct cec_notifier *n)
{
mutex_lock(&n->lock);
n->callback = NULL;
+ n->cec_adap->notifier = NULL;
+ n->cec_adap = NULL;
mutex_unlock(&n->lock);
cec_notifier_put(n);
}
diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c
index c4e7ebfe4d29..8a61150ee249 100644
--- a/drivers/media/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb-core/dvb_frontend.c
@@ -164,6 +164,9 @@ static void dvb_frontend_free(struct kref *ref)
static void dvb_frontend_put(struct dvb_frontend *fe)
{
+ /* call detach before dropping the reference count */
+ if (fe->ops.detach)
+ fe->ops.detach(fe);
/*
* Check if the frontend was registered, as otherwise
* kref was not initialized yet.
@@ -3035,7 +3038,6 @@ void dvb_frontend_detach(struct dvb_frontend *fe)
dvb_frontend_invoke_release(fe, fe->ops.release_sec);
dvb_frontend_invoke_release(fe, fe->ops.tuner_ops.release);
dvb_frontend_invoke_release(fe, fe->ops.analog_ops.release);
- dvb_frontend_invoke_release(fe, fe->ops.detach);
dvb_frontend_put(fe);
}
EXPORT_SYMBOL(dvb_frontend_detach);
diff --git a/drivers/media/dvb-core/dvbdev.c b/drivers/media/dvb-core/dvbdev.c
index 3c8778570331..04dc2f4bc7aa 100644
--- a/drivers/media/dvb-core/dvbdev.c
+++ b/drivers/media/dvb-core/dvbdev.c
@@ -339,8 +339,10 @@ static int dvb_create_media_entity(struct dvb_device *dvbdev,
if (npads) {
dvbdev->pads = kcalloc(npads, sizeof(*dvbdev->pads),
GFP_KERNEL);
- if (!dvbdev->pads)
+ if (!dvbdev->pads) {
+ kfree(dvbdev->entity);
return -ENOMEM;
+ }
}
switch (type) {
diff --git a/drivers/media/dvb-frontends/dvb-pll.c b/drivers/media/dvb-frontends/dvb-pll.c
index 29836c1a40e9..ee830c76e4b3 100644
--- a/drivers/media/dvb-frontends/dvb-pll.c
+++ b/drivers/media/dvb-frontends/dvb-pll.c
@@ -18,6 +18,7 @@
#include <linux/slab.h>
#include <linux/module.h>
+#include <linux/idr.h>
#include <linux/dvb/frontend.h>
#include <asm/types.h>
@@ -43,8 +44,7 @@ struct dvb_pll_priv {
};
#define DVB_PLL_MAX 64
-
-static unsigned int dvb_pll_devcount;
+static DEFINE_IDA(pll_ida);
static int debug;
module_param(debug, int, 0644);
@@ -796,6 +796,7 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
struct dvb_pll_priv *priv = NULL;
int ret;
const struct dvb_pll_desc *desc;
+ int nr;
b1 = kmalloc(1, GFP_KERNEL);
if (!b1)
@@ -804,9 +805,14 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
b1[0] = 0;
msg.buf = b1;
- if ((id[dvb_pll_devcount] > DVB_PLL_UNDEFINED) &&
- (id[dvb_pll_devcount] < ARRAY_SIZE(pll_list)))
- pll_desc_id = id[dvb_pll_devcount];
+ nr = ida_simple_get(&pll_ida, 0, DVB_PLL_MAX, GFP_KERNEL);
+ if (nr < 0) {
+ kfree(b1);
+ return NULL;
+ }
+
+ if (id[nr] > DVB_PLL_UNDEFINED && id[nr] < ARRAY_SIZE(pll_list))
+ pll_desc_id = id[nr];
BUG_ON(pll_desc_id < 1 || pll_desc_id >= ARRAY_SIZE(pll_list));
@@ -817,24 +823,20 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
fe->ops.i2c_gate_ctrl(fe, 1);
ret = i2c_transfer (i2c, &msg, 1);
- if (ret != 1) {
- kfree(b1);
- return NULL;
- }
+ if (ret != 1)
+ goto out;
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 0);
}
priv = kzalloc(sizeof(struct dvb_pll_priv), GFP_KERNEL);
- if (!priv) {
- kfree(b1);
- return NULL;
- }
+ if (!priv)
+ goto out;
priv->pll_i2c_address = pll_addr;
priv->i2c = i2c;
priv->pll_desc = desc;
- priv->nr = dvb_pll_devcount++;
+ priv->nr = nr;
memcpy(&fe->ops.tuner_ops, &dvb_pll_tuner_ops,
sizeof(struct dvb_tuner_ops));
@@ -867,6 +869,11 @@ struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
kfree(b1);
return fe;
+out:
+ kfree(b1);
+ ida_simple_remove(&pll_ida, nr);
+
+ return NULL;
}
EXPORT_SYMBOL(dvb_pll_attach);
@@ -903,9 +910,10 @@ dvb_pll_probe(struct i2c_client *client, const struct i2c_device_id *id)
static int dvb_pll_remove(struct i2c_client *client)
{
- struct dvb_frontend *fe;
+ struct dvb_frontend *fe = i2c_get_clientdata(client);
+ struct dvb_pll_priv *priv = fe->tuner_priv;
- fe = i2c_get_clientdata(client);
+ ida_simple_remove(&pll_ida, priv->nr);
dvb_pll_release(fe);
return 0;
}
diff --git a/drivers/media/i2c/ov5640.c b/drivers/media/i2c/ov5640.c
index d5c0ffc55d46..a3bbef682fb8 100644
--- a/drivers/media/i2c/ov5640.c
+++ b/drivers/media/i2c/ov5640.c
@@ -2787,9 +2787,14 @@ static int ov5640_probe(struct i2c_client *client,
/* request optional power down pin */
sensor->pwdn_gpio = devm_gpiod_get_optional(dev, "powerdown",
GPIOD_OUT_HIGH);
+ if (IS_ERR(sensor->pwdn_gpio))
+ return PTR_ERR(sensor->pwdn_gpio);
+
/* request optional reset pin */
sensor->reset_gpio = devm_gpiod_get_optional(dev, "reset",
GPIOD_OUT_HIGH);
+ if (IS_ERR(sensor->reset_gpio))
+ return PTR_ERR(sensor->reset_gpio);
v4l2_i2c_subdev_init(&sensor->sd, client, &ov5640_subdev_ops);
diff --git a/drivers/media/i2c/ov5645.c b/drivers/media/i2c/ov5645.c
index 1722cdab0daf..34343bc10007 100644
--- a/drivers/media/i2c/ov5645.c
+++ b/drivers/media/i2c/ov5645.c
@@ -53,6 +53,8 @@
#define OV5645_CHIP_ID_HIGH_BYTE 0x56
#define OV5645_CHIP_ID_LOW 0x300b
#define OV5645_CHIP_ID_LOW_BYTE 0x45
+#define OV5645_IO_MIPI_CTRL00 0x300e
+#define OV5645_PAD_OUTPUT00 0x3019
#define OV5645_AWB_MANUAL_CONTROL 0x3406
#define OV5645_AWB_MANUAL_ENABLE BIT(0)
#define OV5645_AEC_PK_MANUAL 0x3503
@@ -63,6 +65,7 @@
#define OV5645_ISP_VFLIP BIT(2)
#define OV5645_TIMING_TC_REG21 0x3821
#define OV5645_SENSOR_MIRROR BIT(1)
+#define OV5645_MIPI_CTRL00 0x4800
#define OV5645_PRE_ISP_TEST_SETTING_1 0x503d
#define OV5645_TEST_PATTERN_MASK 0x3
#define OV5645_SET_TEST_PATTERN(x) ((x) & OV5645_TEST_PATTERN_MASK)
@@ -129,7 +132,6 @@ static const struct reg_value ov5645_global_init_setting[] = {
{ 0x3503, 0x07 },
{ 0x3002, 0x1c },
{ 0x3006, 0xc3 },
- { 0x300e, 0x45 },
{ 0x3017, 0x00 },
{ 0x3018, 0x00 },
{ 0x302e, 0x0b },
@@ -358,7 +360,10 @@ static const struct reg_value ov5645_global_init_setting[] = {
{ 0x3a1f, 0x14 },
{ 0x0601, 0x02 },
{ 0x3008, 0x42 },
- { 0x3008, 0x02 }
+ { 0x3008, 0x02 },
+ { OV5645_IO_MIPI_CTRL00, 0x40 },
+ { OV5645_MIPI_CTRL00, 0x24 },
+ { OV5645_PAD_OUTPUT00, 0x70 }
};
static const struct reg_value ov5645_setting_sxga[] = {
@@ -745,13 +750,9 @@ static int ov5645_s_power(struct v4l2_subdev *sd, int on)
goto exit;
}
- ret = ov5645_write_reg(ov5645, OV5645_SYSTEM_CTRL0,
- OV5645_SYSTEM_CTRL0_STOP);
- if (ret < 0) {
- ov5645_set_power_off(ov5645);
- goto exit;
- }
+ usleep_range(500, 1000);
} else {
+ ov5645_write_reg(ov5645, OV5645_IO_MIPI_CTRL00, 0x58);
ov5645_set_power_off(ov5645);
}
}
@@ -1057,11 +1058,20 @@ static int ov5645_s_stream(struct v4l2_subdev *subdev, int enable)
dev_err(ov5645->dev, "could not sync v4l2 controls\n");
return ret;
}
+
+ ret = ov5645_write_reg(ov5645, OV5645_IO_MIPI_CTRL00, 0x45);
+ if (ret < 0)
+ return ret;
+
ret = ov5645_write_reg(ov5645, OV5645_SYSTEM_CTRL0,
OV5645_SYSTEM_CTRL0_START);
if (ret < 0)
return ret;
} else {
+ ret = ov5645_write_reg(ov5645, OV5645_IO_MIPI_CTRL00, 0x40);
+ if (ret < 0)
+ return ret;
+
ret = ov5645_write_reg(ov5645, OV5645_SYSTEM_CTRL0,
OV5645_SYSTEM_CTRL0_STOP);
if (ret < 0)
diff --git a/drivers/media/i2c/ov9650.c b/drivers/media/i2c/ov9650.c
index 5bea31cd41aa..33a21d585dc9 100644
--- a/drivers/media/i2c/ov9650.c
+++ b/drivers/media/i2c/ov9650.c
@@ -716,6 +716,11 @@ static int ov965x_set_gain(struct ov965x *ov965x, int auto_gain)
for (m = 6; m >= 0; m--)
if (gain >= (1 << m) * 16)
break;
+
+ /* Sanity check: don't adjust the gain with a negative value */
+ if (m < 0)
+ return -EINVAL;
+
rgain = (gain - ((1 << m) * 16)) / (1 << m);
rgain |= (((1 << m) - 1) << 4);
diff --git a/drivers/media/pci/saa7134/saa7134-i2c.c b/drivers/media/pci/saa7134/saa7134-i2c.c
index cf1e526de56a..8a1128c60680 100644
--- a/drivers/media/pci/saa7134/saa7134-i2c.c
+++ b/drivers/media/pci/saa7134/saa7134-i2c.c
@@ -351,7 +351,11 @@ static const struct i2c_client saa7134_client_template = {
/* ----------------------------------------------------------- */
-/* On Medion 7134 reading EEPROM needs DVB-T demod i2c gate open */
+/*
+ * On Medion 7134 reading the SAA7134 chip config EEPROM needs DVB-T
+ * demod i2c gate closed due to an address clash between this EEPROM
+ * and the demod one.
+ */
static void saa7134_i2c_eeprom_md7134_gate(struct saa7134_dev *dev)
{
u8 subaddr = 0x7, dmdregval;
@@ -368,14 +372,14 @@ static void saa7134_i2c_eeprom_md7134_gate(struct saa7134_dev *dev)
ret = i2c_transfer(&dev->i2c_adap, i2cgatemsg_r, 2);
if ((ret == 2) && (dmdregval & 0x2)) {
- pr_debug("%s: DVB-T demod i2c gate was left closed\n",
+ pr_debug("%s: DVB-T demod i2c gate was left open\n",
dev->name);
data[0] = subaddr;
data[1] = (dmdregval & ~0x2);
if (i2c_transfer(&dev->i2c_adap, i2cgatemsg_w, 1) != 1)
- pr_err("%s: EEPROM i2c gate open failure\n",
- dev->name);
+ pr_err("%s: EEPROM i2c gate close failure\n",
+ dev->name);
}
}
diff --git a/drivers/media/pci/saa7146/hexium_gemini.c b/drivers/media/pci/saa7146/hexium_gemini.c
index 6d8e4afe9673..8c56d4c37a52 100644
--- a/drivers/media/pci/saa7146/hexium_gemini.c
+++ b/drivers/media/pci/saa7146/hexium_gemini.c
@@ -304,6 +304,9 @@ static int hexium_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_d
ret = saa7146_register_device(&hexium->video_dev, dev, "hexium gemini", VFL_TYPE_GRABBER);
if (ret < 0) {
pr_err("cannot register capture v4l2 device. skipping.\n");
+ saa7146_vv_release(dev);
+ i2c_del_adapter(&hexium->i2c_adapter);
+ kfree(hexium);
return ret;
}
diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c
index 5ddb2321e9e4..0fe9be93fabe 100644
--- a/drivers/media/platform/exynos4-is/fimc-is.c
+++ b/drivers/media/platform/exynos4-is/fimc-is.c
@@ -819,6 +819,7 @@ static int fimc_is_probe(struct platform_device *pdev)
return -ENODEV;
is->pmu_regs = of_iomap(node, 0);
+ of_node_put(node);
if (!is->pmu_regs)
return -ENOMEM;
diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c
index deb499f76412..b5993532831d 100644
--- a/drivers/media/platform/exynos4-is/media-dev.c
+++ b/drivers/media/platform/exynos4-is/media-dev.c
@@ -498,6 +498,7 @@ static int fimc_md_register_sensor_entities(struct fimc_md *fmd)
continue;
ret = fimc_md_parse_port_node(fmd, port, index);
+ of_node_put(port);
if (ret < 0) {
of_node_put(node);
goto rpm_put;
@@ -531,6 +532,7 @@ static int __of_get_csis_id(struct device_node *np)
if (!np)
return -EINVAL;
of_property_read_u32(np, "reg", ®);
+ of_node_put(np);
return reg - FIMC_INPUT_MIPI_CSI2_0;
}
diff --git a/drivers/media/platform/fsl-viu.c b/drivers/media/platform/fsl-viu.c
index 0273302aa741..83086eea1450 100644
--- a/drivers/media/platform/fsl-viu.c
+++ b/drivers/media/platform/fsl-viu.c
@@ -37,7 +37,7 @@
#define VIU_VERSION "0.5.1"
/* Allow building this driver with COMPILE_TEST */
-#ifndef CONFIG_PPC
+#if !defined(CONFIG_PPC) && !defined(CONFIG_MICROBLAZE)
#define out_be32(v, a) iowrite32be(a, (void __iomem *)v)
#define in_be32(a) ioread32be((void __iomem *)a)
#endif
diff --git a/drivers/media/platform/mtk-mdp/mtk_mdp_core.c b/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
index bbb24fb95b95..3deb0549b1a1 100644
--- a/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
+++ b/drivers/media/platform/mtk-mdp/mtk_mdp_core.c
@@ -118,7 +118,9 @@ static int mtk_mdp_probe(struct platform_device *pdev)
mutex_init(&mdp->vpulock);
/* Old dts had the components as child nodes */
- if (of_get_next_child(dev->of_node, NULL)) {
+ node = of_get_next_child(dev->of_node, NULL);
+ if (node) {
+ of_node_put(node);
parent = dev->of_node;
dev_warn(dev, "device tree is out of date\n");
} else {
diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c
index 432bc7fbedc9..addd03b51748 100644
--- a/drivers/media/platform/omap3isp/isp.c
+++ b/drivers/media/platform/omap3isp/isp.c
@@ -722,6 +722,10 @@ static int isp_pipeline_enable(struct isp_pipeline *pipe,
s_stream, mode);
pipe->do_propagation = true;
}
+
+ /* Stop at the first external sub-device. */
+ if (subdev->dev != isp->dev)
+ break;
}
return 0;
@@ -836,6 +840,10 @@ static int isp_pipeline_disable(struct isp_pipeline *pipe)
&subdev->entity);
failure = -ETIMEDOUT;
}
+
+ /* Stop at the first external sub-device. */
+ if (subdev->dev != isp->dev)
+ break;
}
return failure;
diff --git a/drivers/media/platform/omap3isp/ispccdc.c b/drivers/media/platform/omap3isp/ispccdc.c
index 77b73e27a274..412438dce285 100644
--- a/drivers/media/platform/omap3isp/ispccdc.c
+++ b/drivers/media/platform/omap3isp/ispccdc.c
@@ -2605,6 +2605,7 @@ int omap3isp_ccdc_register_entities(struct isp_ccdc_device *ccdc,
int ret;
/* Register the subdev and video node. */
+ ccdc->subdev.dev = vdev->mdev->dev;
ret = v4l2_device_register_subdev(vdev, &ccdc->subdev);
if (ret < 0)
goto error;
diff --git a/drivers/media/platform/omap3isp/ispccp2.c b/drivers/media/platform/omap3isp/ispccp2.c
index e062939d0d05..47b0d3fe87d8 100644
--- a/drivers/media/platform/omap3isp/ispccp2.c
+++ b/drivers/media/platform/omap3isp/ispccp2.c
@@ -1034,6 +1034,7 @@ int omap3isp_ccp2_register_entities(struct isp_ccp2_device *ccp2,
int ret;
/* Register the subdev and video nodes. */
+ ccp2->subdev.dev = vdev->mdev->dev;
ret = v4l2_device_register_subdev(vdev, &ccp2->subdev);
if (ret < 0)
goto error;
diff --git a/drivers/media/platform/omap3isp/ispcsi2.c b/drivers/media/platform/omap3isp/ispcsi2.c
index a4d3d030e81e..e45292a1bf6c 100644
--- a/drivers/media/platform/omap3isp/ispcsi2.c
+++ b/drivers/media/platform/omap3isp/ispcsi2.c
@@ -1201,6 +1201,7 @@ int omap3isp_csi2_register_entities(struct isp_csi2_device *csi2,
int ret;
/* Register the subdev and video nodes. */
+ csi2->subdev.dev = vdev->mdev->dev;
ret = v4l2_device_register_subdev(vdev, &csi2->subdev);
if (ret < 0)
goto error;
diff --git a/drivers/media/platform/omap3isp/isppreview.c b/drivers/media/platform/omap3isp/isppreview.c
index 3195f7c8b8b7..591c6de498f8 100644
--- a/drivers/media/platform/omap3isp/isppreview.c
+++ b/drivers/media/platform/omap3isp/isppreview.c
@@ -2228,6 +2228,7 @@ int omap3isp_preview_register_entities(struct isp_prev_device *prev,
int ret;
/* Register the subdev and video nodes. */
+ prev->subdev.dev = vdev->mdev->dev;
ret = v4l2_device_register_subdev(vdev, &prev->subdev);
if (ret < 0)
goto error;
diff --git a/drivers/media/platform/omap3isp/ispresizer.c b/drivers/media/platform/omap3isp/ispresizer.c
index 0b6a87508584..2035e3c6a9de 100644
--- a/drivers/media/platform/omap3isp/ispresizer.c
+++ b/drivers/media/platform/omap3isp/ispresizer.c
@@ -1684,6 +1684,7 @@ int omap3isp_resizer_register_entities(struct isp_res_device *res,
int ret;
/* Register the subdev and video nodes. */
+ res->subdev.dev = vdev->mdev->dev;
ret = v4l2_device_register_subdev(vdev, &res->subdev);
if (ret < 0)
goto error;
diff --git a/drivers/media/platform/omap3isp/ispstat.c b/drivers/media/platform/omap3isp/ispstat.c
index 47353fee26c3..bfa2d0504646 100644
--- a/drivers/media/platform/omap3isp/ispstat.c
+++ b/drivers/media/platform/omap3isp/ispstat.c
@@ -1029,6 +1029,8 @@ void omap3isp_stat_unregister_entities(struct ispstat *stat)
int omap3isp_stat_register_entities(struct ispstat *stat,
struct v4l2_device *vdev)
{
+ stat->subdev.dev = vdev->mdev->dev;
+
return v4l2_device_register_subdev(vdev, &stat->subdev);
}
diff --git a/drivers/media/platform/rcar_fdp1.c b/drivers/media/platform/rcar_fdp1.c
index 0d1467028811..5a30f1d84fe1 100644
--- a/drivers/media/platform/rcar_fdp1.c
+++ b/drivers/media/platform/rcar_fdp1.c
@@ -2306,7 +2306,7 @@ static int fdp1_probe(struct platform_device *pdev)
fdp1->fcp = rcar_fcp_get(fcp_node);
of_node_put(fcp_node);
if (IS_ERR(fdp1->fcp)) {
- dev_err(&pdev->dev, "FCP not found (%ld)\n",
+ dev_dbg(&pdev->dev, "FCP not found (%ld)\n",
PTR_ERR(fdp1->fcp));
return PTR_ERR(fdp1->fcp);
}
diff --git a/drivers/media/platform/vsp1/vsp1_dl.c b/drivers/media/platform/vsp1/vsp1_dl.c
index 26289adaf658..a5634ca85a31 100644
--- a/drivers/media/platform/vsp1/vsp1_dl.c
+++ b/drivers/media/platform/vsp1/vsp1_dl.c
@@ -557,8 +557,10 @@ static struct vsp1_dl_list *vsp1_dl_list_alloc(struct vsp1_dl_manager *dlm)
/* Get a default body for our list. */
dl->body0 = vsp1_dl_body_get(dlm->pool);
- if (!dl->body0)
+ if (!dl->body0) {
+ kfree(dl);
return NULL;
+ }
header_offset = dl->body0->max_entries * sizeof(*dl->body0->entries);
diff --git a/drivers/media/radio/si470x/radio-si470x-usb.c b/drivers/media/radio/si470x/radio-si470x-usb.c
index 313a95f195a2..19e381dd5808 100644
--- a/drivers/media/radio/si470x/radio-si470x-usb.c
+++ b/drivers/media/radio/si470x/radio-si470x-usb.c
@@ -743,7 +743,7 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
/* start radio */
retval = si470x_start_usb(radio);
if (retval < 0)
- goto err_all;
+ goto err_buf;
/* set initial frequency */
si470x_set_freq(radio, 87.5 * FREQ_MUL); /* available in all regions */
@@ -758,6 +758,8 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
return 0;
err_all:
+ usb_kill_urb(radio->int_in_urb);
+err_buf:
kfree(radio->buffer);
err_ctrl:
v4l2_ctrl_handler_free(&radio->hdl);
@@ -831,6 +833,7 @@ static void si470x_usb_driver_disconnect(struct usb_interface *intf)
mutex_lock(&radio->lock);
v4l2_device_disconnect(&radio->v4l2_dev);
video_unregister_device(&radio->videodev);
+ usb_kill_urb(radio->int_in_urb);
usb_set_intfdata(intf, NULL);
mutex_unlock(&radio->lock);
v4l2_device_put(&radio->v4l2_dev);
diff --git a/drivers/media/rc/iguanair.c b/drivers/media/rc/iguanair.c
index 7daac8bab83b..6f3030b2054d 100644
--- a/drivers/media/rc/iguanair.c
+++ b/drivers/media/rc/iguanair.c
@@ -424,6 +424,10 @@ static int iguanair_probe(struct usb_interface *intf,
int ret, pipein, pipeout;
struct usb_host_interface *idesc;
+ idesc = intf->altsetting;
+ if (idesc->desc.bNumEndpoints < 2)
+ return -ENODEV;
+
ir = kzalloc(sizeof(*ir), GFP_KERNEL);
rc = rc_allocate_device(RC_DRIVER_IR_RAW);
if (!ir || !rc) {
@@ -438,18 +442,13 @@ static int iguanair_probe(struct usb_interface *intf,
ir->urb_in = usb_alloc_urb(0, GFP_KERNEL);
ir->urb_out = usb_alloc_urb(0, GFP_KERNEL);
- if (!ir->buf_in || !ir->packet || !ir->urb_in || !ir->urb_out) {
+ if (!ir->buf_in || !ir->packet || !ir->urb_in || !ir->urb_out ||
+ !usb_endpoint_is_int_in(&idesc->endpoint[0].desc) ||
+ !usb_endpoint_is_int_out(&idesc->endpoint[1].desc)) {
ret = -ENOMEM;
goto out;
}
- idesc = intf->altsetting;
-
- if (idesc->desc.bNumEndpoints < 2) {
- ret = -ENODEV;
- goto out;
- }
-
ir->rc = rc;
ir->dev = &intf->dev;
ir->udev = udev;
diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c
index 1041c056854d..f23a220352f7 100644
--- a/drivers/media/rc/imon.c
+++ b/drivers/media/rc/imon.c
@@ -1835,12 +1835,17 @@ static void imon_get_ffdc_type(struct imon_context *ictx)
break;
/* iMON VFD, MCE IR */
case 0x46:
- case 0x7e:
case 0x9e:
dev_info(ictx->dev, "0xffdc iMON VFD, MCE IR");
detected_display_type = IMON_DISPLAY_TYPE_VFD;
allowed_protos = RC_PROTO_BIT_RC6_MCE;
break;
+ /* iMON VFD, iMON or MCE IR */
+ case 0x7e:
+ dev_info(ictx->dev, "0xffdc iMON VFD, iMON or MCE IR");
+ detected_display_type = IMON_DISPLAY_TYPE_VFD;
+ allowed_protos |= RC_PROTO_BIT_RC6_MCE;
+ break;
/* iMON LCD, MCE IR */
case 0x9f:
dev_info(ictx->dev, "0xffdc iMON LCD, MCE IR");
diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c
index 4c0c8008872a..f1dfb8409432 100644
--- a/drivers/media/rc/mceusb.c
+++ b/drivers/media/rc/mceusb.c
@@ -42,21 +42,22 @@
#include <linux/pm_wakeup.h>
#include <media/rc-core.h>
-#define DRIVER_VERSION "1.94"
+#define DRIVER_VERSION "1.95"
#define DRIVER_AUTHOR "Jarod Wilson <jarod@xxxxxxxxxx>"
#define DRIVER_DESC "Windows Media Center Ed. eHome Infrared Transceiver " \
"device driver"
#define DRIVER_NAME "mceusb"
+#define USB_TX_TIMEOUT 1000 /* in milliseconds */
#define USB_CTRL_MSG_SZ 2 /* Size of usb ctrl msg on gen1 hw */
#define MCE_G1_INIT_MSGS 40 /* Init messages on gen1 hw to throw out */
/* MCE constants */
-#define MCE_CMDBUF_SIZE 384 /* MCE Command buffer length */
+#define MCE_IRBUF_SIZE 128 /* TX IR buffer length */
#define MCE_TIME_UNIT 50 /* Approx 50us resolution */
-#define MCE_CODE_LENGTH 5 /* Normal length of packet (with header) */
-#define MCE_PACKET_SIZE 4 /* Normal length of packet (without header) */
-#define MCE_IRDATA_HEADER 0x84 /* Actual header format is 0x80 + num_bytes */
+#define MCE_PACKET_SIZE 31 /* Max length of packet (with header) */
+#define MCE_IRDATA_HEADER (0x80 + MCE_PACKET_SIZE - 1)
+ /* Actual format is 0x80 + num_bytes */
#define MCE_IRDATA_TRAILER 0x80 /* End of IR data */
#define MCE_MAX_CHANNELS 2 /* Two transmitters, hardware dependent? */
#define MCE_DEFAULT_TX_MASK 0x03 /* Vals: TX1=0x01, TX2=0x02, ALL=0x03 */
@@ -609,9 +610,9 @@ static void mceusb_dev_printdata(struct mceusb_dev *ir, u8 *buf, int buf_len,
if (len <= skip)
return;
- dev_dbg(dev, "%cx data: %*ph (length=%d)",
- (out ? 't' : 'r'),
- min(len, buf_len - offset), buf + offset, len);
+ dev_dbg(dev, "%cx data[%d]: %*ph (len=%d sz=%d)",
+ (out ? 't' : 'r'), offset,
+ min(len, buf_len - offset), buf + offset, len, buf_len);
inout = out ? "Request" : "Got";
@@ -733,6 +734,9 @@ static void mceusb_dev_printdata(struct mceusb_dev *ir, u8 *buf, int buf_len,
case MCE_RSP_CMD_ILLEGAL:
dev_dbg(dev, "Illegal PORT_IR command");
break;
+ case MCE_RSP_TX_TIMEOUT:
+ dev_dbg(dev, "IR TX timeout (TX buffer underrun)");
+ break;
default:
dev_dbg(dev, "Unknown command 0x%02x 0x%02x",
cmd, subcmd);
@@ -747,13 +751,14 @@ static void mceusb_dev_printdata(struct mceusb_dev *ir, u8 *buf, int buf_len,
dev_dbg(dev, "End of raw IR data");
else if ((cmd != MCE_CMD_PORT_IR) &&
((cmd & MCE_PORT_MASK) == MCE_COMMAND_IRDATA))
- dev_dbg(dev, "Raw IR data, %d pulse/space samples", ir->rem);
+ dev_dbg(dev, "Raw IR data, %d pulse/space samples",
+ cmd & MCE_PACKET_LENGTH_MASK);
#endif
}
/*
* Schedule work that can't be done in interrupt handlers
- * (mceusb_dev_recv() and mce_async_callback()) nor tasklets.
+ * (mceusb_dev_recv() and mce_write_callback()) nor tasklets.
* Invokes mceusb_deferred_kevent() for recovering from
* error events specified by the kevent bit field.
*/
@@ -766,23 +771,80 @@ static void mceusb_defer_kevent(struct mceusb_dev *ir, int kevent)
dev_dbg(ir->dev, "kevent %d scheduled", kevent);
}
-static void mce_async_callback(struct urb *urb)
+static void mce_write_callback(struct urb *urb)
{
- struct mceusb_dev *ir;
- int len;
-
if (!urb)
return;
- ir = urb->context;
+ complete(urb->context);
+}
+
+/*
+ * Write (TX/send) data to MCE device USB endpoint out.
+ * Used for IR blaster TX and MCE device commands.
+ *
+ * Return: The number of bytes written (> 0) or errno (< 0).
+ */
+static int mce_write(struct mceusb_dev *ir, u8 *data, int size)
+{
+ int ret;
+ struct urb *urb;
+ struct device *dev = ir->dev;
+ unsigned char *buf_out;
+ struct completion tx_done;
+ unsigned long expire;
+ unsigned long ret_wait;
+
+ mceusb_dev_printdata(ir, data, size, 0, size, true);
+
+ urb = usb_alloc_urb(0, GFP_KERNEL);
+ if (unlikely(!urb)) {
+ dev_err(dev, "Error: mce write couldn't allocate urb");
+ return -ENOMEM;
+ }
+
+ buf_out = kmalloc(size, GFP_KERNEL);
+ if (!buf_out) {
+ usb_free_urb(urb);
+ return -ENOMEM;
+ }
+
+ init_completion(&tx_done);
+
+ /* outbound data */
+ if (usb_endpoint_xfer_int(ir->usb_ep_out))
+ usb_fill_int_urb(urb, ir->usbdev, ir->pipe_out,
+ buf_out, size, mce_write_callback, &tx_done,
+ ir->usb_ep_out->bInterval);
+ else
+ usb_fill_bulk_urb(urb, ir->usbdev, ir->pipe_out,
+ buf_out, size, mce_write_callback, &tx_done);
+ memcpy(buf_out, data, size);
+
+ ret = usb_submit_urb(urb, GFP_KERNEL);
+ if (ret) {
+ dev_err(dev, "Error: mce write submit urb error = %d", ret);
+ kfree(buf_out);
+ usb_free_urb(urb);
+ return ret;
+ }
+
+ expire = msecs_to_jiffies(USB_TX_TIMEOUT);
+ ret_wait = wait_for_completion_timeout(&tx_done, expire);
+ if (!ret_wait) {
+ dev_err(dev, "Error: mce write timed out (expire = %lu (%dms))",
+ expire, USB_TX_TIMEOUT);
+ usb_kill_urb(urb);
+ ret = (urb->status == -ENOENT ? -ETIMEDOUT : urb->status);
+ } else {
+ ret = urb->status;
+ }
+ if (ret >= 0)
+ ret = urb->actual_length; /* bytes written */
switch (urb->status) {
/* success */
case 0:
- len = urb->actual_length;
-
- mceusb_dev_printdata(ir, urb->transfer_buffer, len,
- 0, len, true);
break;
case -ECONNRESET:
@@ -792,140 +854,135 @@ static void mce_async_callback(struct urb *urb)
break;
case -EPIPE:
- dev_err(ir->dev, "Error: request urb status = %d (TX HALT)",
+ dev_err(ir->dev, "Error: mce write urb status = %d (TX HALT)",
urb->status);
mceusb_defer_kevent(ir, EVENT_TX_HALT);
break;
default:
- dev_err(ir->dev, "Error: request urb status = %d", urb->status);
+ dev_err(ir->dev, "Error: mce write urb status = %d",
+ urb->status);
break;
}
- /* the transfer buffer and urb were allocated in mce_request_packet */
- kfree(urb->transfer_buffer);
- usb_free_urb(urb);
-}
-
-/* request outgoing (send) usb packet - used to initialize remote */
-static void mce_request_packet(struct mceusb_dev *ir, unsigned char *data,
- int size)
-{
- int res;
- struct urb *async_urb;
- struct device *dev = ir->dev;
- unsigned char *async_buf;
+ dev_dbg(dev, "tx done status = %d (wait = %lu, expire = %lu (%dms), urb->actual_length = %d, urb->status = %d)",
+ ret, ret_wait, expire, USB_TX_TIMEOUT,
+ urb->actual_length, urb->status);
- async_urb = usb_alloc_urb(0, GFP_KERNEL);
- if (unlikely(!async_urb)) {
- dev_err(dev, "Error, couldn't allocate urb!");
- return;
- }
-
- async_buf = kmalloc(size, GFP_KERNEL);
- if (!async_buf) {
- usb_free_urb(async_urb);
- return;
- }
-
- /* outbound data */
- if (usb_endpoint_xfer_int(ir->usb_ep_out))
- usb_fill_int_urb(async_urb, ir->usbdev, ir->pipe_out,
- async_buf, size, mce_async_callback, ir,
- ir->usb_ep_out->bInterval);
- else
- usb_fill_bulk_urb(async_urb, ir->usbdev, ir->pipe_out,
- async_buf, size, mce_async_callback, ir);
-
- memcpy(async_buf, data, size);
-
- dev_dbg(dev, "send request called (size=%#x)", size);
+ kfree(buf_out);
+ usb_free_urb(urb);
- res = usb_submit_urb(async_urb, GFP_ATOMIC);
- if (res) {
- dev_err(dev, "send request FAILED! (res=%d)", res);
- kfree(async_buf);
- usb_free_urb(async_urb);
- return;
- }
- dev_dbg(dev, "send request complete (res=%d)", res);
+ return ret;
}
-static void mce_async_out(struct mceusb_dev *ir, unsigned char *data, int size)
+static void mce_command_out(struct mceusb_dev *ir, u8 *data, int size)
{
int rsize = sizeof(DEVICE_RESUME);
if (ir->need_reset) {
ir->need_reset = false;
- mce_request_packet(ir, DEVICE_RESUME, rsize);
+ mce_write(ir, DEVICE_RESUME, rsize);
msleep(10);
}
- mce_request_packet(ir, data, size);
+ mce_write(ir, data, size);
msleep(10);
}
-/* Send data out the IR blaster port(s) */
+/*
+ * Transmit IR out the MCE device IR blaster port(s).
+ *
+ * Convert IR pulse/space sequence from LIRC to MCE format.
+ * Break up a long IR sequence into multiple parts (MCE IR data packets).
+ *
+ * u32 txbuf[] consists of IR pulse, space, ..., and pulse times in usec.
+ * Pulses and spaces are implicit by their position.
+ * The first IR sample, txbuf[0], is always a pulse.
+ *
+ * u8 irbuf[] consists of multiple IR data packets for the MCE device.
+ * A packet is 1 u8 MCE_IRDATA_HEADER and up to 30 u8 IR samples.
+ * An IR sample is 1-bit pulse/space flag with 7-bit time
+ * in MCE time units (50usec).
+ *
+ * Return: The number of IR samples sent (> 0) or errno (< 0).
+ */
static int mceusb_tx_ir(struct rc_dev *dev, unsigned *txbuf, unsigned count)
{
struct mceusb_dev *ir = dev->priv;
- int i, length, ret = 0;
- int cmdcount = 0;
- unsigned char cmdbuf[MCE_CMDBUF_SIZE];
-
- /* MCE tx init header */
- cmdbuf[cmdcount++] = MCE_CMD_PORT_IR;
- cmdbuf[cmdcount++] = MCE_CMD_SETIRTXPORTS;
- cmdbuf[cmdcount++] = ir->tx_mask;
+ u8 cmdbuf[3] = { MCE_CMD_PORT_IR, MCE_CMD_SETIRTXPORTS, 0x00 };
+ u8 irbuf[MCE_IRBUF_SIZE];
+ int ircount = 0;
+ unsigned int irsample;
+ int i, length, ret;
/* Send the set TX ports command */
- mce_async_out(ir, cmdbuf, cmdcount);
- cmdcount = 0;
-
- /* Generate mce packet data */
- for (i = 0; (i < count) && (cmdcount < MCE_CMDBUF_SIZE); i++) {
- txbuf[i] = txbuf[i] / MCE_TIME_UNIT;
-
- do { /* loop to support long pulses/spaces > 127*50us=6.35ms */
-
- /* Insert mce packet header every 4th entry */
- if ((cmdcount < MCE_CMDBUF_SIZE) &&
- (cmdcount % MCE_CODE_LENGTH) == 0)
- cmdbuf[cmdcount++] = MCE_IRDATA_HEADER;
-
- /* Insert mce packet data */
- if (cmdcount < MCE_CMDBUF_SIZE)
- cmdbuf[cmdcount++] =
- (txbuf[i] < MCE_PULSE_BIT ?
- txbuf[i] : MCE_MAX_PULSE_LENGTH) |
- (i & 1 ? 0x00 : MCE_PULSE_BIT);
- else {
- ret = -EINVAL;
- goto out;
+ cmdbuf[2] = ir->tx_mask;
+ mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
+
+ /* Generate mce IR data packet */
+ for (i = 0; i < count; i++) {
+ irsample = txbuf[i] / MCE_TIME_UNIT;
+
+ /* loop to support long pulses/spaces > 6350us (127*50us) */
+ while (irsample > 0) {
+ /* Insert IR header every 30th entry */
+ if (ircount % MCE_PACKET_SIZE == 0) {
+ /* Room for IR header and one IR sample? */
+ if (ircount >= MCE_IRBUF_SIZE - 1) {
+ /* Send near full buffer */
+ ret = mce_write(ir, irbuf, ircount);
+ if (ret < 0)
+ return ret;
+ ircount = 0;
+ }
+ irbuf[ircount++] = MCE_IRDATA_HEADER;
}
- } while ((txbuf[i] > MCE_MAX_PULSE_LENGTH) &&
- (txbuf[i] -= MCE_MAX_PULSE_LENGTH));
- }
-
- /* Check if we have room for the empty packet at the end */
- if (cmdcount >= MCE_CMDBUF_SIZE) {
- ret = -EINVAL;
- goto out;
- }
+ /* Insert IR sample */
+ if (irsample <= MCE_MAX_PULSE_LENGTH) {
+ irbuf[ircount] = irsample;
+ irsample = 0;
+ } else {
+ irbuf[ircount] = MCE_MAX_PULSE_LENGTH;
+ irsample -= MCE_MAX_PULSE_LENGTH;
+ }
+ /*
+ * Even i = IR pulse
+ * Odd i = IR space
+ */
+ irbuf[ircount] |= (i & 1 ? 0 : MCE_PULSE_BIT);
+ ircount++;
+
+ /* IR buffer full? */
+ if (ircount >= MCE_IRBUF_SIZE) {
+ /* Fix packet length in last header */
+ length = ircount % MCE_PACKET_SIZE;
+ if (length > 0)
+ irbuf[ircount - length] -=
+ MCE_PACKET_SIZE - length;
+ /* Send full buffer */
+ ret = mce_write(ir, irbuf, ircount);
+ if (ret < 0)
+ return ret;
+ ircount = 0;
+ }
+ }
+ } /* after for loop, 0 <= ircount < MCE_IRBUF_SIZE */
/* Fix packet length in last header */
- length = cmdcount % MCE_CODE_LENGTH;
- cmdbuf[cmdcount - length] -= MCE_CODE_LENGTH - length;
+ length = ircount % MCE_PACKET_SIZE;
+ if (length > 0)
+ irbuf[ircount - length] -= MCE_PACKET_SIZE - length;
- /* All mce commands end with an empty packet (0x80) */
- cmdbuf[cmdcount++] = MCE_IRDATA_TRAILER;
+ /* Append IR trailer (0x80) to final partial (or empty) IR buffer */
+ irbuf[ircount++] = MCE_IRDATA_TRAILER;
- /* Transmit the command to the mce device */
- mce_async_out(ir, cmdbuf, cmdcount);
+ /* Send final buffer */
+ ret = mce_write(ir, irbuf, ircount);
+ if (ret < 0)
+ return ret;
-out:
- return ret ? ret : count;
+ return count;
}
/* Sets active IR outputs -- mce devices typically have two */
@@ -965,7 +1022,7 @@ static int mceusb_set_tx_carrier(struct rc_dev *dev, u32 carrier)
cmdbuf[2] = MCE_CMD_SIG_END;
cmdbuf[3] = MCE_IRDATA_TRAILER;
dev_dbg(ir->dev, "disabling carrier modulation");
- mce_async_out(ir, cmdbuf, sizeof(cmdbuf));
+ mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
return 0;
}
@@ -979,7 +1036,7 @@ static int mceusb_set_tx_carrier(struct rc_dev *dev, u32 carrier)
carrier);
/* Transmit new carrier to mce device */
- mce_async_out(ir, cmdbuf, sizeof(cmdbuf));
+ mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
return 0;
}
}
@@ -1002,10 +1059,10 @@ static int mceusb_set_timeout(struct rc_dev *dev, unsigned int timeout)
cmdbuf[2] = units >> 8;
cmdbuf[3] = units;
- mce_async_out(ir, cmdbuf, sizeof(cmdbuf));
+ mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
/* get receiver timeout value */
- mce_async_out(ir, GET_RX_TIMEOUT, sizeof(GET_RX_TIMEOUT));
+ mce_command_out(ir, GET_RX_TIMEOUT, sizeof(GET_RX_TIMEOUT));
return 0;
}
@@ -1030,7 +1087,7 @@ static int mceusb_set_rx_wideband(struct rc_dev *dev, int enable)
ir->wideband_rx_enabled = false;
cmdbuf[2] = 1; /* port 1 is long range receiver */
}
- mce_async_out(ir, cmdbuf, sizeof(cmdbuf));
+ mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
/* response from device sets ir->learning_active */
return 0;
@@ -1053,7 +1110,7 @@ static int mceusb_set_rx_carrier_report(struct rc_dev *dev, int enable)
ir->carrier_report_enabled = true;
if (!ir->learning_active) {
cmdbuf[2] = 2; /* port 2 is short range receiver */
- mce_async_out(ir, cmdbuf, sizeof(cmdbuf));
+ mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
}
} else {
ir->carrier_report_enabled = false;
@@ -1064,7 +1121,7 @@ static int mceusb_set_rx_carrier_report(struct rc_dev *dev, int enable)
*/
if (ir->learning_active && !ir->wideband_rx_enabled) {
cmdbuf[2] = 1; /* port 1 is long range receiver */
- mce_async_out(ir, cmdbuf, sizeof(cmdbuf));
+ mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
}
}
@@ -1143,6 +1200,7 @@ static void mceusb_handle_command(struct mceusb_dev *ir, int index)
}
break;
case MCE_RSP_CMD_ILLEGAL:
+ case MCE_RSP_TX_TIMEOUT:
ir->need_reset = true;
break;
default:
@@ -1280,7 +1338,7 @@ static void mceusb_get_emulator_version(struct mceusb_dev *ir)
{
/* If we get no reply or an illegal command reply, its ver 1, says MS */
ir->emver = 1;
- mce_async_out(ir, GET_EMVER, sizeof(GET_EMVER));
+ mce_command_out(ir, GET_EMVER, sizeof(GET_EMVER));
}
static void mceusb_gen1_init(struct mceusb_dev *ir)
@@ -1326,10 +1384,10 @@ static void mceusb_gen1_init(struct mceusb_dev *ir)
dev_dbg(dev, "set handshake - retC = %d", ret);
/* device resume */
- mce_async_out(ir, DEVICE_RESUME, sizeof(DEVICE_RESUME));
+ mce_command_out(ir, DEVICE_RESUME, sizeof(DEVICE_RESUME));
/* get hw/sw revision? */
- mce_async_out(ir, GET_REVISION, sizeof(GET_REVISION));
+ mce_command_out(ir, GET_REVISION, sizeof(GET_REVISION));
kfree(data);
}
@@ -1337,13 +1395,13 @@ static void mceusb_gen1_init(struct mceusb_dev *ir)
static void mceusb_gen2_init(struct mceusb_dev *ir)
{
/* device resume */
- mce_async_out(ir, DEVICE_RESUME, sizeof(DEVICE_RESUME));
+ mce_command_out(ir, DEVICE_RESUME, sizeof(DEVICE_RESUME));
/* get wake version (protocol, key, address) */
- mce_async_out(ir, GET_WAKEVERSION, sizeof(GET_WAKEVERSION));
+ mce_command_out(ir, GET_WAKEVERSION, sizeof(GET_WAKEVERSION));
/* unknown what this one actually returns... */
- mce_async_out(ir, GET_UNKNOWN2, sizeof(GET_UNKNOWN2));
+ mce_command_out(ir, GET_UNKNOWN2, sizeof(GET_UNKNOWN2));
}
static void mceusb_get_parameters(struct mceusb_dev *ir)
@@ -1357,24 +1415,24 @@ static void mceusb_get_parameters(struct mceusb_dev *ir)
ir->num_rxports = 2;
/* get number of tx and rx ports */
- mce_async_out(ir, GET_NUM_PORTS, sizeof(GET_NUM_PORTS));
+ mce_command_out(ir, GET_NUM_PORTS, sizeof(GET_NUM_PORTS));
/* get the carrier and frequency */
- mce_async_out(ir, GET_CARRIER_FREQ, sizeof(GET_CARRIER_FREQ));
+ mce_command_out(ir, GET_CARRIER_FREQ, sizeof(GET_CARRIER_FREQ));
if (ir->num_txports && !ir->flags.no_tx)
/* get the transmitter bitmask */
- mce_async_out(ir, GET_TX_BITMASK, sizeof(GET_TX_BITMASK));
+ mce_command_out(ir, GET_TX_BITMASK, sizeof(GET_TX_BITMASK));
/* get receiver timeout value */
- mce_async_out(ir, GET_RX_TIMEOUT, sizeof(GET_RX_TIMEOUT));
+ mce_command_out(ir, GET_RX_TIMEOUT, sizeof(GET_RX_TIMEOUT));
/* get receiver sensor setting */
- mce_async_out(ir, GET_RX_SENSOR, sizeof(GET_RX_SENSOR));
+ mce_command_out(ir, GET_RX_SENSOR, sizeof(GET_RX_SENSOR));
for (i = 0; i < ir->num_txports; i++) {
cmdbuf[2] = i;
- mce_async_out(ir, cmdbuf, sizeof(cmdbuf));
+ mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
}
}
@@ -1383,7 +1441,7 @@ static void mceusb_flash_led(struct mceusb_dev *ir)
if (ir->emver < 2)
return;
- mce_async_out(ir, FLASH_LED, sizeof(FLASH_LED));
+ mce_command_out(ir, FLASH_LED, sizeof(FLASH_LED));
}
/*
diff --git a/drivers/media/rc/mtk-cir.c b/drivers/media/rc/mtk-cir.c
index e42efd9d382e..d37b85d2bc75 100644
--- a/drivers/media/rc/mtk-cir.c
+++ b/drivers/media/rc/mtk-cir.c
@@ -44,6 +44,11 @@
/* Fields containing pulse width data */
#define MTK_WIDTH_MASK (GENMASK(7, 0))
+/* IR threshold */
+#define MTK_IRTHD 0x14
+#define MTK_DG_CNT_MASK (GENMASK(12, 8))
+#define MTK_DG_CNT(x) ((x) << 8)
+
/* Bit to enable interrupt */
#define MTK_IRINT_EN BIT(0)
@@ -409,6 +414,9 @@ static int mtk_ir_probe(struct platform_device *pdev)
mtk_w32_mask(ir, val, ir->data->fields[MTK_HW_PERIOD].mask,
ir->data->fields[MTK_HW_PERIOD].reg);
+ /* Set de-glitch counter */
+ mtk_w32_mask(ir, MTK_DG_CNT(1), MTK_DG_CNT_MASK, MTK_IRTHD);
+
/* Enable IR and PWM */
val = mtk_r32(ir, MTK_CONFIG_HIGH_REG);
val |= MTK_OK_COUNT(ir->data->ok_count) | MTK_PWM_EN | MTK_IR_EN;
diff --git a/drivers/media/usb/cpia2/cpia2_usb.c b/drivers/media/usb/cpia2/cpia2_usb.c
index f5b04594e209..4c191fcd3a7f 100644
--- a/drivers/media/usb/cpia2/cpia2_usb.c
+++ b/drivers/media/usb/cpia2/cpia2_usb.c
@@ -685,6 +685,10 @@ static int submit_urbs(struct camera_data *cam)
if (!urb) {
for (j = 0; j < i; j++)
usb_free_urb(cam->sbuf[j].urb);
+ for (j = 0; j < NUM_SBUF; j++) {
+ kfree(cam->sbuf[j].data);
+ cam->sbuf[j].data = NULL;
+ }
return -ENOMEM;
}
diff --git a/drivers/media/usb/dvb-usb/dib0700_devices.c b/drivers/media/usb/dvb-usb/dib0700_devices.c
index 091389fdf89e..c8d79502827b 100644
--- a/drivers/media/usb/dvb-usb/dib0700_devices.c
+++ b/drivers/media/usb/dvb-usb/dib0700_devices.c
@@ -2442,9 +2442,13 @@ static int dib9090_tuner_attach(struct dvb_usb_adapter *adap)
8, 0x0486,
};
+ if (!IS_ENABLED(CONFIG_DVB_DIB9000))
+ return -ENODEV;
if (dvb_attach(dib0090_fw_register, adap->fe_adap[0].fe, i2c, &dib9090_dib0090_config) == NULL)
return -ENODEV;
i2c = dib9000_get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_GPIO_1_2, 0);
+ if (!i2c)
+ return -ENODEV;
if (dib01x0_pmu_update(i2c, data_dib190, 10) != 0)
return -ENODEV;
dib0700_set_i2c_speed(adap->dev, 1500);
@@ -2520,10 +2524,14 @@ static int nim9090md_tuner_attach(struct dvb_usb_adapter *adap)
0, 0x00ef,
8, 0x0406,
};
+ if (!IS_ENABLED(CONFIG_DVB_DIB9000))
+ return -ENODEV;
i2c = dib9000_get_tuner_interface(adap->fe_adap[0].fe);
if (dvb_attach(dib0090_fw_register, adap->fe_adap[0].fe, i2c, &nim9090md_dib0090_config[0]) == NULL)
return -ENODEV;
i2c = dib9000_get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_GPIO_1_2, 0);
+ if (!i2c)
+ return -ENODEV;
if (dib01x0_pmu_update(i2c, data_dib190, 10) < 0)
return -ENODEV;
diff --git a/drivers/media/usb/dvb-usb/pctv452e.c b/drivers/media/usb/dvb-usb/pctv452e.c
index 0af74383083d..ae793dac4964 100644
--- a/drivers/media/usb/dvb-usb/pctv452e.c
+++ b/drivers/media/usb/dvb-usb/pctv452e.c
@@ -913,14 +913,6 @@ static int pctv452e_frontend_attach(struct dvb_usb_adapter *a)
&a->dev->i2c_adap);
if (!a->fe_adap[0].fe)
return -ENODEV;
-
- /*
- * dvb_frontend will call dvb_detach for both stb0899_detach
- * and stb0899_release but we only do dvb_attach(stb0899_attach).
- * Increment the module refcount instead.
- */
- symbol_get(stb0899_attach);
-
if ((dvb_attach(lnbp22_attach, a->fe_adap[0].fe,
&a->dev->i2c_adap)) == NULL)
err("Cannot attach lnbp22\n");
diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c
index 87b887b7604e..3f59a98dbf9a 100644
--- a/drivers/media/usb/em28xx/em28xx-cards.c
+++ b/drivers/media/usb/em28xx/em28xx-cards.c
@@ -4020,7 +4020,6 @@ static void em28xx_usb_disconnect(struct usb_interface *intf)
dev->dev_next->disconnected = 1;
dev_info(&dev->intf->dev, "Disconnecting %s\n",
dev->dev_next->name);
- flush_request_modules(dev->dev_next);
}
dev->disconnected = 1;
diff --git a/drivers/media/usb/gspca/konica.c b/drivers/media/usb/gspca/konica.c
index 989ae997f66d..89b9293b31be 100644
--- a/drivers/media/usb/gspca/konica.c
+++ b/drivers/media/usb/gspca/konica.c
@@ -123,6 +123,11 @@ static void reg_r(struct gspca_dev *gspca_dev, u16 value, u16 index)
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, 2);
}
}
diff --git a/drivers/media/usb/gspca/nw80x.c b/drivers/media/usb/gspca/nw80x.c
index bedc04a72e97..bde4441f935e 100644
--- a/drivers/media/usb/gspca/nw80x.c
+++ b/drivers/media/usb/gspca/nw80x.c
@@ -1581,6 +1581,11 @@ static void reg_r(struct gspca_dev *gspca_dev,
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
return;
}
if (len == 1)
diff --git a/drivers/media/usb/gspca/ov519.c b/drivers/media/usb/gspca/ov519.c
index 10fcbe9e8614..cb41e61d50dd 100644
--- a/drivers/media/usb/gspca/ov519.c
+++ b/drivers/media/usb/gspca/ov519.c
@@ -2083,6 +2083,11 @@ static int reg_r(struct sd *sd, u16 index)
} else {
gspca_err(gspca_dev, "reg_r %02x failed %d\n", index, ret);
sd->gspca_dev.usb_err = ret;
+ /*
+ * Make sure the result is zeroed to avoid uninitialized
+ * values.
+ */
+ gspca_dev->usb_buf[0] = 0;
}
return ret;
@@ -2111,6 +2116,11 @@ static int reg_r8(struct sd *sd,
} else {
gspca_err(gspca_dev, "reg_r8 %02x failed %d\n", index, ret);
sd->gspca_dev.usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, 8);
}
return ret;
diff --git a/drivers/media/usb/gspca/ov534.c b/drivers/media/usb/gspca/ov534.c
index d06dc0755b9a..9e3326b66c79 100644
--- a/drivers/media/usb/gspca/ov534.c
+++ b/drivers/media/usb/gspca/ov534.c
@@ -642,6 +642,11 @@ static u8 ov534_reg_read(struct gspca_dev *gspca_dev, u16 reg)
if (ret < 0) {
pr_err("read failed %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the result is zeroed to avoid uninitialized
+ * values.
+ */
+ gspca_dev->usb_buf[0] = 0;
}
return gspca_dev->usb_buf[0];
}
diff --git a/drivers/media/usb/gspca/ov534_9.c b/drivers/media/usb/gspca/ov534_9.c
index 3d1364d2f83e..4d4ae22e9640 100644
--- a/drivers/media/usb/gspca/ov534_9.c
+++ b/drivers/media/usb/gspca/ov534_9.c
@@ -1154,6 +1154,7 @@ static u8 reg_r(struct gspca_dev *gspca_dev, u16 reg)
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ return 0;
}
return gspca_dev->usb_buf[0];
}
diff --git a/drivers/media/usb/gspca/se401.c b/drivers/media/usb/gspca/se401.c
index 477da0664b7d..40b87717bb5c 100644
--- a/drivers/media/usb/gspca/se401.c
+++ b/drivers/media/usb/gspca/se401.c
@@ -111,6 +111,11 @@ static void se401_read_req(struct gspca_dev *gspca_dev, u16 req, int silent)
pr_err("read req failed req %#04x error %d\n",
req, err);
gspca_dev->usb_err = err;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, READ_REQ_SIZE);
}
}
diff --git a/drivers/media/usb/gspca/sn9c20x.c b/drivers/media/usb/gspca/sn9c20x.c
index cfa2a04d9f3f..efca54ee0f35 100644
--- a/drivers/media/usb/gspca/sn9c20x.c
+++ b/drivers/media/usb/gspca/sn9c20x.c
@@ -132,6 +132,13 @@ static const struct dmi_system_id flip_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_VERSION, "0341")
}
},
+ {
+ .ident = "MSI MS-1039",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "MICRO-STAR INT'L CO.,LTD."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "MS-1039"),
+ }
+ },
{
.ident = "MSI MS-1632",
.matches = {
@@ -918,6 +925,11 @@ static void reg_r(struct gspca_dev *gspca_dev, u16 reg, u16 length)
if (unlikely(result < 0 || result != length)) {
pr_err("Read register %02x failed %d\n", reg, result);
gspca_dev->usb_err = result;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
}
}
diff --git a/drivers/media/usb/gspca/sonixb.c b/drivers/media/usb/gspca/sonixb.c
index 5f3f2979540a..22de65d840dd 100644
--- a/drivers/media/usb/gspca/sonixb.c
+++ b/drivers/media/usb/gspca/sonixb.c
@@ -462,6 +462,11 @@ static void reg_r(struct gspca_dev *gspca_dev,
dev_err(gspca_dev->v4l2_dev.dev,
"Error reading register %02x: %d\n", value, res);
gspca_dev->usb_err = res;
+ /*
+ * Make sure the result is zeroed to avoid uninitialized
+ * values.
+ */
+ gspca_dev->usb_buf[0] = 0;
}
}
diff --git a/drivers/media/usb/gspca/sonixj.c b/drivers/media/usb/gspca/sonixj.c
index df8d8482b795..fa108ce000ad 100644
--- a/drivers/media/usb/gspca/sonixj.c
+++ b/drivers/media/usb/gspca/sonixj.c
@@ -1171,6 +1171,11 @@ static void reg_r(struct gspca_dev *gspca_dev,
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
}
}
diff --git a/drivers/media/usb/gspca/spca1528.c b/drivers/media/usb/gspca/spca1528.c
index d25924e430f3..a20eb8580db2 100644
--- a/drivers/media/usb/gspca/spca1528.c
+++ b/drivers/media/usb/gspca/spca1528.c
@@ -80,6 +80,11 @@ static void reg_r(struct gspca_dev *gspca_dev,
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
}
}
diff --git a/drivers/media/usb/gspca/sq930x.c b/drivers/media/usb/gspca/sq930x.c
index d7cbcf2b3947..3521f5ff428e 100644
--- a/drivers/media/usb/gspca/sq930x.c
+++ b/drivers/media/usb/gspca/sq930x.c
@@ -434,6 +434,11 @@ static void reg_r(struct gspca_dev *gspca_dev,
if (ret < 0) {
pr_err("reg_r %04x failed %d\n", value, ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
}
}
diff --git a/drivers/media/usb/gspca/sunplus.c b/drivers/media/usb/gspca/sunplus.c
index 437a3367ab97..26eae69a2562 100644
--- a/drivers/media/usb/gspca/sunplus.c
+++ b/drivers/media/usb/gspca/sunplus.c
@@ -264,6 +264,11 @@ static void reg_r(struct gspca_dev *gspca_dev,
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
}
}
diff --git a/drivers/media/usb/gspca/vc032x.c b/drivers/media/usb/gspca/vc032x.c
index 52d071659634..6e32264d3825 100644
--- a/drivers/media/usb/gspca/vc032x.c
+++ b/drivers/media/usb/gspca/vc032x.c
@@ -2915,6 +2915,11 @@ static void reg_r_i(struct gspca_dev *gspca_dev,
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
}
}
static void reg_r(struct gspca_dev *gspca_dev,
diff --git a/drivers/media/usb/gspca/w996Xcf.c b/drivers/media/usb/gspca/w996Xcf.c
index abfab3de1866..ef0a839f9b8a 100644
--- a/drivers/media/usb/gspca/w996Xcf.c
+++ b/drivers/media/usb/gspca/w996Xcf.c
@@ -143,6 +143,11 @@ static int w9968cf_read_sb(struct sd *sd)
} else {
pr_err("Read SB reg [01] failed\n");
sd->gspca_dev.usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(sd->gspca_dev.usb_buf, 0, 2);
}
udelay(W9968CF_I2C_BUS_DELAY);
diff --git a/drivers/media/usb/hdpvr/hdpvr-core.c b/drivers/media/usb/hdpvr/hdpvr-core.c
index 29ac7fc5b039..3316a17c141b 100644
--- a/drivers/media/usb/hdpvr/hdpvr-core.c
+++ b/drivers/media/usb/hdpvr/hdpvr-core.c
@@ -141,6 +141,7 @@ static int device_authorization(struct hdpvr_device *dev)
dev->fw_ver = dev->usbc_buf[1];
+ dev->usbc_buf[46] = '\0';
v4l2_info(&dev->v4l2_dev, "firmware version 0x%x dated %s\n",
dev->fw_ver, &dev->usbc_buf[2]);
@@ -275,6 +276,7 @@ static int hdpvr_probe(struct usb_interface *interface,
#endif
size_t buffer_size;
int i;
+ int dev_num;
int retval = -ENOMEM;
/* allocate memory for our device state and initialize it */
@@ -372,8 +374,17 @@ static int hdpvr_probe(struct usb_interface *interface,
}
#endif
+ dev_num = atomic_inc_return(&dev_nr);
+ if (dev_num >= HDPVR_MAX) {
+ v4l2_err(&dev->v4l2_dev,
+ "max device number reached, device register failed\n");
+ atomic_dec(&dev_nr);
+ retval = -ENODEV;
+ goto reg_fail;
+ }
+
retval = hdpvr_register_videodev(dev, &interface->dev,
- video_nr[atomic_inc_return(&dev_nr)]);
+ video_nr[dev_num]);
if (retval < 0) {
v4l2_err(&dev->v4l2_dev, "registering videodev failed\n");
goto reg_fail;
diff --git a/drivers/media/usb/ttusb-dec/ttusb_dec.c b/drivers/media/usb/ttusb-dec/ttusb_dec.c
index 44ca66cb9b8f..f34efa7c61b4 100644
--- a/drivers/media/usb/ttusb-dec/ttusb_dec.c
+++ b/drivers/media/usb/ttusb-dec/ttusb_dec.c
@@ -329,7 +329,7 @@ static int ttusb_dec_send_command(struct ttusb_dec *dec, const u8 command,
dprintk("%s\n", __func__);
- b = kmalloc(COMMAND_PACKET_SIZE + 4, GFP_KERNEL);
+ b = kzalloc(COMMAND_PACKET_SIZE + 4, GFP_KERNEL);
if (!b)
return -ENOMEM;
diff --git a/drivers/mmc/core/sdio_irq.c b/drivers/mmc/core/sdio_irq.c
index b299a24d33f9..d206f2de80d2 100644
--- a/drivers/mmc/core/sdio_irq.c
+++ b/drivers/mmc/core/sdio_irq.c
@@ -35,6 +35,7 @@ static int process_sdio_pending_irqs(struct mmc_host *host)
{
struct mmc_card *card = host->card;
int i, ret, count;
+ bool sdio_irq_pending = host->sdio_irq_pending;
unsigned char pending;
struct sdio_func *func;
@@ -42,13 +43,16 @@ static int process_sdio_pending_irqs(struct mmc_host *host)
if (mmc_card_suspended(card))
return 0;
+ /* Clear the flag to indicate that we have processed the IRQ. */
+ host->sdio_irq_pending = false;
+
/*
* Optimization, if there is only 1 function interrupt registered
* and we know an IRQ was signaled then call irq handler directly.
* Otherwise do the full probe.
*/
func = card->sdio_single_irq;
- if (func && host->sdio_irq_pending) {
+ if (func && sdio_irq_pending) {
func->irq_handler(func);
return 1;
}
@@ -100,7 +104,6 @@ void sdio_run_irqs(struct mmc_host *host)
{
mmc_claim_host(host);
if (host->sdio_irqs) {
- host->sdio_irq_pending = true;
process_sdio_pending_irqs(host);
if (host->ops->ack_sdio_irq)
host->ops->ack_sdio_irq(host);
@@ -119,6 +122,7 @@ void sdio_irq_work(struct work_struct *work)
void sdio_signal_irq(struct mmc_host *host)
{
+ host->sdio_irq_pending = true;
queue_delayed_work(system_wq, &host->sdio_irq_work, 0);
}
EXPORT_SYMBOL_GPL(sdio_signal_irq);
@@ -164,7 +168,6 @@ static int sdio_irq_thread(void *_host)
if (ret)
break;
ret = process_sdio_pending_irqs(host);
- host->sdio_irq_pending = false;
mmc_release_host(host);
/*
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 942da07c9eb8..22c454c7aaca 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -3486,6 +3486,10 @@ int dw_mci_runtime_resume(struct device *dev)
/* Force setup bus to guarantee available clock output */
dw_mci_setup_bus(host->slot, true);
+ /* Re-enable SDIO interrupts. */
+ if (sdio_irq_claimed(host->slot->mmc))
+ __dw_mci_enable_sdio_irq(host->slot, 1);
+
/* Now that slots are all setup, we can enable card detect */
dw_mci_enable_cd(host);
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index c749d3dc1d36..eb33b892b484 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1713,7 +1713,9 @@ void sdhci_set_uhs_signaling(struct sdhci_host *host, unsigned timing)
ctrl_2 |= SDHCI_CTRL_UHS_SDR104;
else if (timing == MMC_TIMING_UHS_SDR12)
ctrl_2 |= SDHCI_CTRL_UHS_SDR12;
- else if (timing == MMC_TIMING_UHS_SDR25)
+ else if (timing == MMC_TIMING_SD_HS ||
+ timing == MMC_TIMING_MMC_HS ||
+ timing == MMC_TIMING_UHS_SDR25)
ctrl_2 |= SDHCI_CTRL_UHS_SDR25;
else if (timing == MMC_TIMING_UHS_SDR50)
ctrl_2 |= SDHCI_CTRL_UHS_SDR50;
diff --git a/drivers/net/arcnet/arcnet.c b/drivers/net/arcnet/arcnet.c
index 8459115d9d4e..553776cc1d29 100644
--- a/drivers/net/arcnet/arcnet.c
+++ b/drivers/net/arcnet/arcnet.c
@@ -1063,31 +1063,34 @@ EXPORT_SYMBOL(arcnet_interrupt);
static void arcnet_rx(struct net_device *dev, int bufnum)
{
struct arcnet_local *lp = netdev_priv(dev);
- struct archdr pkt;
+ union {
+ struct archdr pkt;
+ char buf[512];
+ } rxdata;
struct arc_rfc1201 *soft;
int length, ofs;
- soft = &pkt.soft.rfc1201;
+ soft = &rxdata.pkt.soft.rfc1201;
- lp->hw.copy_from_card(dev, bufnum, 0, &pkt, ARC_HDR_SIZE);
- if (pkt.hard.offset[0]) {
- ofs = pkt.hard.offset[0];
+ lp->hw.copy_from_card(dev, bufnum, 0, &rxdata.pkt, ARC_HDR_SIZE);
+ if (rxdata.pkt.hard.offset[0]) {
+ ofs = rxdata.pkt.hard.offset[0];
length = 256 - ofs;
} else {
- ofs = pkt.hard.offset[1];
+ ofs = rxdata.pkt.hard.offset[1];
length = 512 - ofs;
}
/* get the full header, if possible */
- if (sizeof(pkt.soft) <= length) {
- lp->hw.copy_from_card(dev, bufnum, ofs, soft, sizeof(pkt.soft));
+ if (sizeof(rxdata.pkt.soft) <= length) {
+ lp->hw.copy_from_card(dev, bufnum, ofs, soft, sizeof(rxdata.pkt.soft));
} else {
- memset(&pkt.soft, 0, sizeof(pkt.soft));
+ memset(&rxdata.pkt.soft, 0, sizeof(rxdata.pkt.soft));
lp->hw.copy_from_card(dev, bufnum, ofs, soft, length);
}
arc_printk(D_DURING, dev, "Buffer #%d: received packet from %02Xh to %02Xh (%d+4 bytes)\n",
- bufnum, pkt.hard.source, pkt.hard.dest, length);
+ bufnum, rxdata.pkt.hard.source, rxdata.pkt.hard.dest, length);
dev->stats.rx_packets++;
dev->stats.rx_bytes += length + ARC_HDR_SIZE;
@@ -1096,13 +1099,13 @@ static void arcnet_rx(struct net_device *dev, int bufnum)
if (arc_proto_map[soft->proto]->is_ip) {
if (BUGLVL(D_PROTO)) {
struct ArcProto
- *oldp = arc_proto_map[lp->default_proto[pkt.hard.source]],
+ *oldp = arc_proto_map[lp->default_proto[rxdata.pkt.hard.source]],
*newp = arc_proto_map[soft->proto];
if (oldp != newp) {
arc_printk(D_PROTO, dev,
"got protocol %02Xh; encap for host %02Xh is now '%c' (was '%c')\n",
- soft->proto, pkt.hard.source,
+ soft->proto, rxdata.pkt.hard.source,
newp->suffix, oldp->suffix);
}
}
@@ -1111,10 +1114,10 @@ static void arcnet_rx(struct net_device *dev, int bufnum)
lp->default_proto[0] = soft->proto;
/* in striking contrast, the following isn't a hack. */
- lp->default_proto[pkt.hard.source] = soft->proto;
+ lp->default_proto[rxdata.pkt.hard.source] = soft->proto;
}
/* call the protocol-specific receiver. */
- arc_proto_map[soft->proto]->rx(dev, bufnum, &pkt, length);
+ arc_proto_map[soft->proto]->rx(dev, bufnum, &rxdata.pkt, length);
}
static void null_rx(struct net_device *dev, int bufnum,
diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c
index cdae0efde8e6..7998a73b6a0f 100644
--- a/drivers/net/ethernet/intel/e1000e/ich8lan.c
+++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c
@@ -1429,6 +1429,16 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw)
else
phy_reg |= 0xFA;
e1e_wphy_locked(hw, I217_PLL_CLOCK_GATE_REG, phy_reg);
+
+ if (speed == SPEED_1000) {
+ hw->phy.ops.read_reg_locked(hw, HV_PM_CTRL,
+ &phy_reg);
+
+ phy_reg |= HV_PM_CTRL_K1_CLK_REQ;
+
+ hw->phy.ops.write_reg_locked(hw, HV_PM_CTRL,
+ phy_reg);
+ }
}
hw->phy.ops.release(hw);
diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.h b/drivers/net/ethernet/intel/e1000e/ich8lan.h
index eb09c755fa17..1502895eb45d 100644
--- a/drivers/net/ethernet/intel/e1000e/ich8lan.h
+++ b/drivers/net/ethernet/intel/e1000e/ich8lan.h
@@ -210,7 +210,7 @@
/* PHY Power Management Control */
#define HV_PM_CTRL PHY_REG(770, 17)
-#define HV_PM_CTRL_PLL_STOP_IN_K1_GIGA 0x100
+#define HV_PM_CTRL_K1_CLK_REQ 0x200
#define HV_PM_CTRL_K1_ENABLE 0x4000
#define I217_PLL_CLOCK_GATE_REG PHY_REG(772, 28)
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 4e04985fb430..055562c930fb 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -2566,6 +2566,10 @@ static void i40e_sync_filters_subtask(struct i40e_pf *pf)
return;
if (!test_and_clear_bit(__I40E_MACVLAN_SYNC_PENDING, pf->state))
return;
+ if (test_and_set_bit(__I40E_VF_DISABLE, pf->state)) {
+ set_bit(__I40E_MACVLAN_SYNC_PENDING, pf->state);
+ return;
+ }
for (v = 0; v < pf->num_alloc_vsi; v++) {
if (pf->vsi[v] &&
@@ -2580,6 +2584,7 @@ static void i40e_sync_filters_subtask(struct i40e_pf *pf)
}
}
}
+ clear_bit(__I40E_VF_DISABLE, pf->state);
}
/**
diff --git a/drivers/net/ethernet/marvell/skge.c b/drivers/net/ethernet/marvell/skge.c
index 15dea48e0195..d6f8a41c3e35 100644
--- a/drivers/net/ethernet/marvell/skge.c
+++ b/drivers/net/ethernet/marvell/skge.c
@@ -3122,7 +3122,7 @@ static struct sk_buff *skge_rx_get(struct net_device *dev,
skb_put(skb, len);
if (dev->features & NETIF_F_RXCSUM) {
- skb->csum = csum;
+ skb->csum = le16_to_cpu(csum);
skb->ip_summed = CHECKSUM_COMPLETE;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 0e820cf92f8a..231ed508c240 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -1642,6 +1642,7 @@ static const struct pci_device_id mlx5_core_pci_table[] = {
{ PCI_VDEVICE(MELLANOX, 0x101c), MLX5_PCI_DEV_IS_VF}, /* ConnectX-6 VF */
{ PCI_VDEVICE(MELLANOX, 0xa2d2) }, /* BlueField integrated ConnectX-5 network controller */
{ PCI_VDEVICE(MELLANOX, 0xa2d3), MLX5_PCI_DEV_IS_VF}, /* BlueField integrated ConnectX-5 network controller VF */
+ { PCI_VDEVICE(MELLANOX, 0xa2d6) }, /* BlueField-2 integrated ConnectX-6 Dx network controller */
{ 0, }
};
diff --git a/drivers/net/ethernet/netronome/nfp/flower/main.c b/drivers/net/ethernet/netronome/nfp/flower/main.c
index e57d23746585..22c572a09b32 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/main.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/main.c
@@ -259,6 +259,7 @@ nfp_flower_spawn_vnic_reprs(struct nfp_app *app,
repr_priv = kzalloc(sizeof(*repr_priv), GFP_KERNEL);
if (!repr_priv) {
err = -ENOMEM;
+ nfp_repr_free(repr);
goto err_reprs_clean;
}
@@ -291,6 +292,7 @@ nfp_flower_spawn_vnic_reprs(struct nfp_app *app,
err = nfp_repr_init(app, repr,
port_id, port, priv->nn->dp.netdev);
if (err) {
+ kfree(repr_priv);
nfp_port_free(port);
nfp_repr_free(repr);
goto err_reprs_clean;
@@ -373,6 +375,7 @@ nfp_flower_spawn_phy_reprs(struct nfp_app *app, struct nfp_flower_priv *priv)
repr_priv = kzalloc(sizeof(*repr_priv), GFP_KERNEL);
if (!repr_priv) {
err = -ENOMEM;
+ nfp_repr_free(repr);
goto err_reprs_clean;
}
@@ -382,11 +385,13 @@ nfp_flower_spawn_phy_reprs(struct nfp_app *app, struct nfp_flower_priv *priv)
port = nfp_port_alloc(app, NFP_PORT_PHYS_PORT, repr);
if (IS_ERR(port)) {
err = PTR_ERR(port);
+ kfree(repr_priv);
nfp_repr_free(repr);
goto err_reprs_clean;
}
err = nfp_port_init_phy_port(app->pf, app, port, i);
if (err) {
+ kfree(repr_priv);
nfp_port_free(port);
nfp_repr_free(repr);
goto err_reprs_clean;
@@ -399,6 +404,7 @@ nfp_flower_spawn_phy_reprs(struct nfp_app *app, struct nfp_flower_priv *priv)
err = nfp_repr_init(app, repr,
cmsg_port_id, port, priv->nn->dp.netdev);
if (err) {
+ kfree(repr_priv);
nfp_port_free(port);
nfp_repr_free(repr);
goto err_reprs_clean;
diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c
index 08381ef8bdb4..41d30f55c946 100644
--- a/drivers/net/ethernet/nxp/lpc_eth.c
+++ b/drivers/net/ethernet/nxp/lpc_eth.c
@@ -1371,13 +1371,14 @@ static int lpc_eth_drv_probe(struct platform_device *pdev)
pldat->dma_buff_base_p = dma_handle;
netdev_dbg(ndev, "IO address space :%pR\n", res);
- netdev_dbg(ndev, "IO address size :%d\n", resource_size(res));
+ netdev_dbg(ndev, "IO address size :%zd\n",
+ (size_t)resource_size(res));
netdev_dbg(ndev, "IO address (mapped) :0x%p\n",
pldat->net_base);
netdev_dbg(ndev, "IRQ number :%d\n", ndev->irq);
- netdev_dbg(ndev, "DMA buffer size :%d\n", pldat->dma_buff_size);
- netdev_dbg(ndev, "DMA buffer P address :0x%08x\n",
- pldat->dma_buff_base_p);
+ netdev_dbg(ndev, "DMA buffer size :%zd\n", pldat->dma_buff_size);
+ netdev_dbg(ndev, "DMA buffer P address :%pad\n",
+ &pldat->dma_buff_base_p);
netdev_dbg(ndev, "DMA buffer V address :0x%p\n",
pldat->dma_buff_base_v);
@@ -1424,8 +1425,8 @@ static int lpc_eth_drv_probe(struct platform_device *pdev)
if (ret)
goto err_out_unregister_netdev;
- netdev_info(ndev, "LPC mac at 0x%08x irq %d\n",
- res->start, ndev->irq);
+ netdev_info(ndev, "LPC mac at 0x%08lx irq %d\n",
+ (unsigned long)res->start, ndev->irq);
phydev = ndev->phydev;
diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c
index 2c971357e66c..0dc92d2faa64 100644
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -1238,6 +1238,7 @@ static rx_handler_result_t macsec_handle_frame(struct sk_buff **pskb)
macsec_rxsa_put(rx_sa);
macsec_rxsc_put(rx_sc);
+ skb_orphan(skb);
ret = gro_cells_receive(&macsec->gro_cells, skb);
if (ret == NET_RX_SUCCESS)
count_rx(dev, skb->len);
diff --git a/drivers/net/phy/national.c b/drivers/net/phy/national.c
index 2b1e336961f9..bf4070ef6b84 100644
--- a/drivers/net/phy/national.c
+++ b/drivers/net/phy/national.c
@@ -110,14 +110,17 @@ static void ns_giga_speed_fallback(struct phy_device *phydev, int mode)
static void ns_10_base_t_hdx_loopack(struct phy_device *phydev, int disable)
{
+ u16 lb_dis = BIT(1);
+
if (disable)
- ns_exp_write(phydev, 0x1c0, ns_exp_read(phydev, 0x1c0) | 1);
+ ns_exp_write(phydev, 0x1c0,
+ ns_exp_read(phydev, 0x1c0) | lb_dis);
else
ns_exp_write(phydev, 0x1c0,
- ns_exp_read(phydev, 0x1c0) & 0xfffe);
+ ns_exp_read(phydev, 0x1c0) & ~lb_dis);
pr_debug("10BASE-T HDX loopback %s\n",
- (ns_exp_read(phydev, 0x1c0) & 0x0001) ? "off" : "on");
+ (ns_exp_read(phydev, 0x1c0) & lb_dis) ? "off" : "on");
}
static int ns_config_init(struct phy_device *phydev)
diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
index 02ad03a2fab7..3e014ecffef8 100644
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -1419,6 +1419,8 @@ static void __ppp_xmit_process(struct ppp *ppp, struct sk_buff *skb)
netif_wake_queue(ppp->dev);
else
netif_stop_queue(ppp->dev);
+ } else {
+ kfree_skb(skb);
}
ppp_xmit_unlock(ppp);
}
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index 1eaec648bd1f..f53e3e4e25f3 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -681,8 +681,12 @@ cdc_ncm_find_endpoints(struct usbnet *dev, struct usb_interface *intf)
u8 ep;
for (ep = 0; ep < intf->cur_altsetting->desc.bNumEndpoints; ep++) {
-
e = intf->cur_altsetting->endpoint + ep;
+
+ /* ignore endpoints which cannot transfer data */
+ if (!usb_endpoint_maxp(&e->desc))
+ continue;
+
switch (e->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) {
case USB_ENDPOINT_XFER_INT:
if (usb_endpoint_dir_in(&e->desc)) {
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 10854977c55f..84b354f76dea 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -112,6 +112,11 @@ int usbnet_get_endpoints(struct usbnet *dev, struct usb_interface *intf)
int intr = 0;
e = alt->endpoint + ep;
+
+ /* ignore endpoints which cannot transfer data */
+ if (!usb_endpoint_maxp(&e->desc))
+ continue;
+
switch (e->desc.bmAttributes) {
case USB_ENDPOINT_XFER_INT:
if (!usb_endpoint_dir_in(&e->desc))
@@ -351,6 +356,8 @@ void usbnet_update_max_qlen(struct usbnet *dev)
{
enum usb_device_speed speed = dev->udev->speed;
+ if (!dev->rx_urb_size || !dev->hard_mtu)
+ goto insanity;
switch (speed) {
case USB_SPEED_HIGH:
dev->rx_qlen = MAX_QUEUE_MEMORY / dev->rx_urb_size;
@@ -367,6 +374,7 @@ void usbnet_update_max_qlen(struct usbnet *dev)
dev->tx_qlen = 5 * MAX_QUEUE_MEMORY / dev->hard_mtu;
break;
default:
+insanity:
dev->rx_qlen = dev->tx_qlen = 4;
}
}
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
index 3fe7605a2cca..9cb9f0544c9b 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
@@ -843,11 +843,13 @@ static bool iwl_mvm_sar_geo_support(struct iwl_mvm *mvm)
* firmware versions. Unfortunately, we don't have a TLV API
* flag to rely on, so rely on the major version which is in
* the first byte of ucode_ver. This was implemented
- * initially on version 38 and then backported to 36, 29 and
- * 17.
+ * initially on version 38 and then backported to29 and 17.
+ * The intention was to have it in 36 as well, but not all
+ * 8000 family got this feature enabled. The 8000 family is
+ * the only one using version 36, so skip this version
+ * entirely.
*/
return IWL_UCODE_SERIAL(mvm->fw->ucode_ver) >= 38 ||
- IWL_UCODE_SERIAL(mvm->fw->ucode_ver) == 36 ||
IWL_UCODE_SERIAL(mvm->fw->ucode_ver) == 29 ||
IWL_UCODE_SERIAL(mvm->fw->ucode_ver) == 17;
}
diff --git a/drivers/net/wireless/marvell/libertas/if_usb.c b/drivers/net/wireless/marvell/libertas/if_usb.c
index 3dbfce972c56..9e82ec12564b 100644
--- a/drivers/net/wireless/marvell/libertas/if_usb.c
+++ b/drivers/net/wireless/marvell/libertas/if_usb.c
@@ -49,7 +49,8 @@ static const struct lbs_fw_table fw_table[] = {
{ MODEL_8388, "libertas/usb8388_v5.bin", NULL },
{ MODEL_8388, "libertas/usb8388.bin", NULL },
{ MODEL_8388, "usb8388.bin", NULL },
- { MODEL_8682, "libertas/usb8682.bin", NULL }
+ { MODEL_8682, "libertas/usb8682.bin", NULL },
+ { 0, NULL, NULL }
};
static const struct usb_device_id if_usb_table[] = {
diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c
index f57feb8fdea4..892ef5212232 100644
--- a/drivers/nvme/host/multipath.c
+++ b/drivers/nvme/host/multipath.c
@@ -404,14 +404,16 @@ static int nvme_update_ana_state(struct nvme_ctrl *ctrl,
down_write(&ctrl->namespaces_rwsem);
list_for_each_entry(ns, &ctrl->namespaces, list) {
- if (ns->head->ns_id != le32_to_cpu(desc->nsids[n]))
+ unsigned nsid = le32_to_cpu(desc->nsids[n]);
+
+ if (ns->head->ns_id < nsid)
continue;
- nvme_update_ns_ana_state(desc, ns);
+ if (ns->head->ns_id == nsid)
+ nvme_update_ns_ana_state(desc, ns);
if (++n == nr_nsids)
break;
}
up_write(&ctrl->namespaces_rwsem);
- WARN_ON_ONCE(n < nr_nsids);
return 0;
}
diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c
index 2008fa62a373..a8eb8784e151 100644
--- a/drivers/nvme/target/admin-cmd.c
+++ b/drivers/nvme/target/admin-cmd.c
@@ -68,9 +68,11 @@ static u16 nvmet_get_smart_log_nsid(struct nvmet_req *req,
goto out;
host_reads = part_stat_read(ns->bdev->bd_part, ios[READ]);
- data_units_read = part_stat_read(ns->bdev->bd_part, sectors[READ]);
+ data_units_read = DIV_ROUND_UP(part_stat_read(ns->bdev->bd_part,
+ sectors[READ]), 1000);
host_writes = part_stat_read(ns->bdev->bd_part, ios[WRITE]);
- data_units_written = part_stat_read(ns->bdev->bd_part, sectors[WRITE]);
+ data_units_written = DIV_ROUND_UP(part_stat_read(ns->bdev->bd_part,
+ sectors[WRITE]), 1000);
put_unaligned_le64(host_reads, &slog->host_reads[0]);
put_unaligned_le64(data_units_read, &slog->data_units_read[0]);
@@ -98,11 +100,11 @@ static u16 nvmet_get_smart_log_all(struct nvmet_req *req,
if (!ns->bdev)
continue;
host_reads += part_stat_read(ns->bdev->bd_part, ios[READ]);
- data_units_read +=
- part_stat_read(ns->bdev->bd_part, sectors[READ]);
+ data_units_read += DIV_ROUND_UP(
+ part_stat_read(ns->bdev->bd_part, sectors[READ]), 1000);
host_writes += part_stat_read(ns->bdev->bd_part, ios[WRITE]);
- data_units_written +=
- part_stat_read(ns->bdev->bd_part, sectors[WRITE]);
+ data_units_written += DIV_ROUND_UP(
+ part_stat_read(ns->bdev->bd_part, sectors[WRITE]), 1000);
}
rcu_read_unlock();
diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c
index 7390fb8ca9d1..29df6ab29e95 100644
--- a/drivers/parisc/dino.c
+++ b/drivers/parisc/dino.c
@@ -160,6 +160,15 @@ struct dino_device
(struct dino_device *)__pdata; })
+/* Check if PCI device is behind a Card-mode Dino. */
+static int pci_dev_is_behind_card_dino(struct pci_dev *dev)
+{
+ struct dino_device *dino_dev;
+
+ dino_dev = DINO_DEV(parisc_walk_tree(dev->bus->bridge));
+ return is_card_dino(&dino_dev->hba.dev->id);
+}
+
/*
* Dino Configuration Space Accessor Functions
*/
@@ -442,6 +451,21 @@ static void quirk_cirrus_cardbus(struct pci_dev *dev)
}
DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_6832, quirk_cirrus_cardbus );
+#ifdef CONFIG_TULIP
+static void pci_fixup_tulip(struct pci_dev *dev)
+{
+ if (!pci_dev_is_behind_card_dino(dev))
+ return;
+ if (!(pci_resource_flags(dev, 1) & IORESOURCE_MEM))
+ return;
+ pr_warn("%s: HP HSC-PCI Cards with card-mode Dino not yet supported.\n",
+ pci_name(dev));
+ /* Disable this card by zeroing the PCI resources */
+ memset(&dev->resource[0], 0, sizeof(dev->resource[0]));
+ memset(&dev->resource[1], 0, sizeof(dev->resource[1]));
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_DEC, PCI_ANY_ID, pci_fixup_tulip);
+#endif /* CONFIG_TULIP */
static void __init
dino_bios_init(void)
diff --git a/drivers/platform/x86/intel_pmc_core.c b/drivers/platform/x86/intel_pmc_core.c
index 088d1c2047e6..36bd2545afb6 100644
--- a/drivers/platform/x86/intel_pmc_core.c
+++ b/drivers/platform/x86/intel_pmc_core.c
@@ -685,10 +685,14 @@ static int __init pmc_core_probe(void)
if (pmcdev->map == &spt_reg_map && !pci_dev_present(pmc_pci_ids))
pmcdev->map = &cnp_reg_map;
- if (lpit_read_residency_count_address(&slp_s0_addr))
+ if (lpit_read_residency_count_address(&slp_s0_addr)) {
pmcdev->base_addr = PMC_BASE_ADDR_DEFAULT;
- else
+
+ if (page_is_ram(PHYS_PFN(pmcdev->base_addr)))
+ return -ENODEV;
+ } else {
pmcdev->base_addr = slp_s0_addr - pmcdev->map->slp_s0_offset;
+ }
pmcdev->regbase = ioremap(pmcdev->base_addr,
pmcdev->map->regmap_length);
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 9577d8941846..f312764660e6 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -4789,7 +4789,7 @@ static int __init regulator_init(void)
/* init early to allow our consumers to complete system booting */
core_initcall(regulator_init);
-static int __init regulator_late_cleanup(struct device *dev, void *data)
+static int regulator_late_cleanup(struct device *dev, void *data)
{
struct regulator_dev *rdev = dev_to_rdev(dev);
const struct regulator_ops *ops = rdev->desc->ops;
@@ -4838,17 +4838,8 @@ static int __init regulator_late_cleanup(struct device *dev, void *data)
return 0;
}
-static int __init regulator_init_complete(void)
+static void regulator_init_complete_work_function(struct work_struct *work)
{
- /*
- * Since DT doesn't provide an idiomatic mechanism for
- * enabling full constraints and since it's much more natural
- * with DT to provide them just assume that a DT enabled
- * system has full constraints.
- */
- if (of_have_populated_dt())
- has_full_constraints = true;
-
/*
* Regulators may had failed to resolve their input supplies
* when were registered, either because the input supply was
@@ -4866,6 +4857,35 @@ static int __init regulator_init_complete(void)
*/
class_for_each_device(®ulator_class, NULL, NULL,
regulator_late_cleanup);
+}
+
+static DECLARE_DELAYED_WORK(regulator_init_complete_work,
+ regulator_init_complete_work_function);
+
+static int __init regulator_init_complete(void)
+{
+ /*
+ * Since DT doesn't provide an idiomatic mechanism for
+ * enabling full constraints and since it's much more natural
+ * with DT to provide them just assume that a DT enabled
+ * system has full constraints.
+ */
+ if (of_have_populated_dt())
+ has_full_constraints = true;
+
+ /*
+ * We punt completion for an arbitrary amount of time since
+ * systems like distros will load many drivers from userspace
+ * so consumers might not always be ready yet, this is
+ * particularly an issue with laptops where this might bounce
+ * the display off then on. Ideally we'd get a notification
+ * from userspace when this happens but we don't so just wait
+ * a bit and hope we waited long enough. It'd be better if
+ * we'd only do this on systems that need it, and a kernel
+ * command line option might be useful.
+ */
+ schedule_delayed_work(®ulator_init_complete_work,
+ msecs_to_jiffies(30000));
class_for_each_device(®ulator_class, NULL, NULL,
regulator_register_fill_coupling_array);
diff --git a/drivers/regulator/lm363x-regulator.c b/drivers/regulator/lm363x-regulator.c
index b615a413ca9f..27c0a67cfd0e 100644
--- a/drivers/regulator/lm363x-regulator.c
+++ b/drivers/regulator/lm363x-regulator.c
@@ -33,7 +33,7 @@
/* LM3632 */
#define LM3632_BOOST_VSEL_MAX 0x26
-#define LM3632_LDO_VSEL_MAX 0x29
+#define LM3632_LDO_VSEL_MAX 0x28
#define LM3632_VBOOST_MIN 4500000
#define LM3632_VLDO_MIN 4000000
diff --git a/drivers/scsi/device_handler/scsi_dh_rdac.c b/drivers/scsi/device_handler/scsi_dh_rdac.c
index d27fabae8ddd..6c629ef1bc4e 100644
--- a/drivers/scsi/device_handler/scsi_dh_rdac.c
+++ b/drivers/scsi/device_handler/scsi_dh_rdac.c
@@ -546,6 +546,8 @@ static void send_mode_select(struct work_struct *work)
spin_unlock(&ctlr->ms_lock);
retry:
+ memset(cdb, 0, sizeof(cdb));
+
data_size = rdac_failover_get(ctlr, &list, cdb);
RDAC_LOG(RDAC_LOG_FAILOVER, sdev, "array %s, ctlr %d, "
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 7c1f36b69bdc..bee9cfb29152 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -216,8 +216,13 @@ qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport,
struct srb_iocb *lio;
int rval = QLA_FUNCTION_FAILED;
- if (!vha->flags.online)
- goto done;
+ if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT) ||
+ fcport->loop_id == FC_NO_LOOP_ID) {
+ ql_log(ql_log_warn, vha, 0xffff,
+ "%s: %8phC - not sending command.\n",
+ __func__, fcport->port_name);
+ return rval;
+ }
sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
if (!sp)
@@ -1123,8 +1128,13 @@ int qla24xx_async_gpdb(struct scsi_qla_host *vha, fc_port_t *fcport, u8 opt)
struct port_database_24xx *pd;
struct qla_hw_data *ha = vha->hw;
- if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT))
+ if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT) ||
+ fcport->loop_id == FC_NO_LOOP_ID) {
+ ql_log(ql_log_warn, vha, 0xffff,
+ "%s: %8phC - not sending command.\n",
+ __func__, fcport->port_name);
return rval;
+ }
fcport->disc_state = DSC_GPDB;
@@ -1904,8 +1914,11 @@ qla24xx_handle_plogi_done_event(struct scsi_qla_host *vha, struct event_arg *ea)
return;
}
- if (fcport->disc_state == DSC_DELETE_PEND)
+ if ((fcport->disc_state == DSC_DELETE_PEND) ||
+ (fcport->disc_state == DSC_DELETED)) {
+ set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
return;
+ }
if (ea->sp->gen2 != fcport->login_gen) {
/* target side must have changed it. */
@@ -6557,8 +6570,10 @@ qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha)
}
/* Clear all async request states across all VPs. */
- list_for_each_entry(fcport, &vha->vp_fcports, list)
+ list_for_each_entry(fcport, &vha->vp_fcports, list) {
fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
+ fcport->scan_state = 0;
+ }
spin_lock_irqsave(&ha->vport_slock, flags);
list_for_each_entry(vp, &ha->vp_list, list) {
atomic_inc(&vp->vref_count);
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 02fa81f122c2..60b6019a2fca 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -4864,6 +4864,7 @@ void qla24xx_create_new_sess(struct scsi_qla_host *vha, struct qla_work_evt *e)
if (fcport) {
fcport->id_changed = 1;
fcport->scan_state = QLA_FCPORT_FOUND;
+ fcport->chip_reset = vha->hw->base_qpair->chip_reset;
memcpy(fcport->node_name, e->u.new_sess.node_name, WWN_SIZE);
if (pla) {
diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index 9d7feb005acf..7a1cc0b25e59 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -1216,7 +1216,6 @@ static void qla24xx_chk_fcp_state(struct fc_port *sess)
sess->logout_on_delete = 0;
sess->logo_ack_needed = 0;
sess->fw_login_state = DSC_LS_PORT_UNAVAIL;
- sess->scan_state = 0;
}
}
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 75b926e70076..abfcc2f924ce 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1252,6 +1252,18 @@ static void scsi_initialize_rq(struct request *rq)
cmd->retries = 0;
}
+/*
+ * Only called when the request isn't completed by SCSI, and not freed by
+ * SCSI
+ */
+static void scsi_cleanup_rq(struct request *rq)
+{
+ if (rq->rq_flags & RQF_DONTPREP) {
+ scsi_mq_uninit_cmd(blk_mq_rq_to_pdu(rq));
+ rq->rq_flags &= ~RQF_DONTPREP;
+ }
+}
+
/* Add a command to the list used by the aacraid and dpt_i2o drivers */
void scsi_add_cmd_to_list(struct scsi_cmnd *cmd)
{
@@ -2339,6 +2351,7 @@ static const struct blk_mq_ops scsi_mq_ops = {
.init_request = scsi_mq_init_request,
.exit_request = scsi_mq_exit_request,
.initialize_rq_fn = scsi_initialize_rq,
+ .cleanup_rq = scsi_cleanup_rq,
.map_queues = scsi_map_queues,
};
diff --git a/drivers/staging/media/imx/imx6-mipi-csi2.c b/drivers/staging/media/imx/imx6-mipi-csi2.c
index ceeeb3069a02..212fa06f7c57 100644
--- a/drivers/staging/media/imx/imx6-mipi-csi2.c
+++ b/drivers/staging/media/imx/imx6-mipi-csi2.c
@@ -247,7 +247,7 @@ static int __maybe_unused csi2_dphy_wait_ulp(struct csi2_dev *csi2)
}
/* Waits for low-power LP-11 state on data and clock lanes. */
-static int csi2_dphy_wait_stopstate(struct csi2_dev *csi2)
+static void csi2_dphy_wait_stopstate(struct csi2_dev *csi2)
{
u32 mask, reg;
int ret;
@@ -258,11 +258,9 @@ static int csi2_dphy_wait_stopstate(struct csi2_dev *csi2)
ret = readl_poll_timeout(csi2->base + CSI2_PHY_STATE, reg,
(reg & mask) == mask, 0, 500000);
if (ret) {
- v4l2_err(&csi2->sd, "LP-11 timeout, phy_state = 0x%08x\n", reg);
- return ret;
+ v4l2_warn(&csi2->sd, "LP-11 wait timeout, likely a sensor driver bug, expect capture failures.\n");
+ v4l2_warn(&csi2->sd, "phy_state = 0x%08x\n", reg);
}
-
- return 0;
}
/* Wait for active clock on the clock lane. */
@@ -320,9 +318,7 @@ static int csi2_start(struct csi2_dev *csi2)
csi2_enable(csi2, true);
/* Step 5 */
- ret = csi2_dphy_wait_stopstate(csi2);
- if (ret)
- goto err_assert_reset;
+ csi2_dphy_wait_stopstate(csi2);
/* Step 6 */
ret = v4l2_subdev_call(csi2->src_sd, video, s_stream, 1);
diff --git a/drivers/video/fbdev/efifb.c b/drivers/video/fbdev/efifb.c
index 9f39f0c360e0..cc1006375cac 100644
--- a/drivers/video/fbdev/efifb.c
+++ b/drivers/video/fbdev/efifb.c
@@ -122,28 +122,13 @@ static void efifb_copy_bmp(u8 *src, u32 *dst, int width, struct screen_info *si)
*/
static bool efifb_bgrt_sanity_check(struct screen_info *si, u32 bmp_width)
{
- static const int default_resolutions[][2] = {
- { 800, 600 },
- { 1024, 768 },
- { 1280, 1024 },
- };
- u32 i, right_margin;
-
- for (i = 0; i < ARRAY_SIZE(default_resolutions); i++) {
- if (default_resolutions[i][0] == si->lfb_width &&
- default_resolutions[i][1] == si->lfb_height)
- break;
- }
- /* If not a default resolution used for textmode, this should be fine */
- if (i >= ARRAY_SIZE(default_resolutions))
- return true;
-
- /* If the right margin is 5 times smaller then the left one, reject */
- right_margin = si->lfb_width - (bgrt_tab.image_offset_x + bmp_width);
- if (right_margin < (bgrt_tab.image_offset_x / 5))
- return false;
+ /*
+ * All x86 firmwares horizontally center the image (the yoffset
+ * calculations differ between boards, but xoffset is predictable).
+ */
+ u32 expected_xoffset = (si->lfb_width - bmp_width) / 2;
- return true;
+ return bgrt_tab.image_offset_x == expected_xoffset;
}
#else
static bool efifb_bgrt_sanity_check(struct screen_info *si, u32 bmp_width)
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 9a47e4e5dea0..e7fd0b5b9234 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -1144,7 +1144,8 @@ static int load_elf_binary(struct linux_binprm *bprm)
* (since it grows up, and may collide early with the stack
* growing down), and into the unused ELF_ET_DYN_BASE region.
*/
- if (IS_ENABLED(CONFIG_ARCH_HAS_ELF_RANDOMIZE) && !interpreter)
+ if (IS_ENABLED(CONFIG_ARCH_HAS_ELF_RANDOMIZE) &&
+ loc->elf_ex.e_type == ET_DYN && !interpreter)
current->mm->brk = current->mm->start_brk =
ELF_ET_DYN_BASE;
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 79ac1ebabaf7..9fd383285f0e 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -1374,6 +1374,7 @@ get_old_root(struct btrfs_root *root, u64 time_seq)
struct tree_mod_elem *tm;
struct extent_buffer *eb = NULL;
struct extent_buffer *eb_root;
+ u64 eb_root_owner = 0;
struct extent_buffer *old;
struct tree_mod_root *old_root = NULL;
u64 old_generation = 0;
@@ -1411,6 +1412,7 @@ get_old_root(struct btrfs_root *root, u64 time_seq)
free_extent_buffer(old);
}
} else if (old_root) {
+ eb_root_owner = btrfs_header_owner(eb_root);
btrfs_tree_read_unlock(eb_root);
free_extent_buffer(eb_root);
eb = alloc_dummy_extent_buffer(fs_info, logical);
@@ -1428,7 +1430,7 @@ get_old_root(struct btrfs_root *root, u64 time_seq)
if (old_root) {
btrfs_set_header_bytenr(eb, eb->start);
btrfs_set_header_backref_rev(eb, BTRFS_MIXED_BACKREF_REV);
- btrfs_set_header_owner(eb, btrfs_header_owner(eb_root));
+ btrfs_set_header_owner(eb, eb_root_owner);
btrfs_set_header_level(eb, old_root->level);
btrfs_set_header_generation(eb, old_generation);
}
@@ -5514,6 +5516,7 @@ int btrfs_compare_trees(struct btrfs_root *left_root,
advance_left = advance_right = 0;
while (1) {
+ cond_resched();
if (advance_left && !left_end_reached) {
ret = tree_advance(fs_info, left_path, &left_level,
left_root_level,
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 4644f9b629a5..faca485ccd8f 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -39,6 +39,7 @@ extern struct kmem_cache *btrfs_trans_handle_cachep;
extern struct kmem_cache *btrfs_bit_radix_cachep;
extern struct kmem_cache *btrfs_path_cachep;
extern struct kmem_cache *btrfs_free_space_cachep;
+extern struct kmem_cache *btrfs_free_space_bitmap_cachep;
struct btrfs_ordered_sum;
#ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 88c939f7aad9..e49e29288049 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -7367,6 +7367,14 @@ static noinline int find_free_extent(struct btrfs_fs_info *fs_info,
*/
if ((flags & extra) && !(block_group->flags & extra))
goto loop;
+
+ /*
+ * This block group has different flags than we want.
+ * It's possible that we have MIXED_GROUP flag but no
+ * block group is mixed. Just skip such block group.
+ */
+ btrfs_release_block_group(block_group, delalloc);
+ continue;
}
have_block_group:
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index 8ecf8c0e5fe6..4381e0aba8c0 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -763,7 +763,8 @@ static int __load_free_space_cache(struct btrfs_root *root, struct inode *inode,
} else {
ASSERT(num_bitmaps);
num_bitmaps--;
- e->bitmap = kzalloc(PAGE_SIZE, GFP_NOFS);
+ e->bitmap = kmem_cache_zalloc(
+ btrfs_free_space_bitmap_cachep, GFP_NOFS);
if (!e->bitmap) {
kmem_cache_free(
btrfs_free_space_cachep, e);
@@ -1864,7 +1865,7 @@ static void free_bitmap(struct btrfs_free_space_ctl *ctl,
struct btrfs_free_space *bitmap_info)
{
unlink_free_space(ctl, bitmap_info);
- kfree(bitmap_info->bitmap);
+ kmem_cache_free(btrfs_free_space_bitmap_cachep, bitmap_info->bitmap);
kmem_cache_free(btrfs_free_space_cachep, bitmap_info);
ctl->total_bitmaps--;
ctl->op->recalc_thresholds(ctl);
@@ -2118,7 +2119,8 @@ static int insert_into_bitmap(struct btrfs_free_space_ctl *ctl,
}
/* allocate the bitmap */
- info->bitmap = kzalloc(PAGE_SIZE, GFP_NOFS);
+ info->bitmap = kmem_cache_zalloc(btrfs_free_space_bitmap_cachep,
+ GFP_NOFS);
spin_lock(&ctl->tree_lock);
if (!info->bitmap) {
ret = -ENOMEM;
@@ -2130,7 +2132,8 @@ static int insert_into_bitmap(struct btrfs_free_space_ctl *ctl,
out:
if (info) {
if (info->bitmap)
- kfree(info->bitmap);
+ kmem_cache_free(btrfs_free_space_bitmap_cachep,
+ info->bitmap);
kmem_cache_free(btrfs_free_space_cachep, info);
}
@@ -2786,7 +2789,8 @@ u64 btrfs_alloc_from_cluster(struct btrfs_block_group_cache *block_group,
if (entry->bytes == 0) {
ctl->free_extents--;
if (entry->bitmap) {
- kfree(entry->bitmap);
+ kmem_cache_free(btrfs_free_space_bitmap_cachep,
+ entry->bitmap);
ctl->total_bitmaps--;
ctl->op->recalc_thresholds(ctl);
}
@@ -3594,7 +3598,7 @@ int test_add_free_space_entry(struct btrfs_block_group_cache *cache,
}
if (!map) {
- map = kzalloc(PAGE_SIZE, GFP_NOFS);
+ map = kmem_cache_zalloc(btrfs_free_space_bitmap_cachep, GFP_NOFS);
if (!map) {
kmem_cache_free(btrfs_free_space_cachep, info);
return -ENOMEM;
@@ -3624,7 +3628,7 @@ int test_add_free_space_entry(struct btrfs_block_group_cache *cache,
if (info)
kmem_cache_free(btrfs_free_space_cachep, info);
if (map)
- kfree(map);
+ kmem_cache_free(btrfs_free_space_bitmap_cachep, map);
return 0;
}
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 98c535ae038d..37332f83a3a9 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -72,6 +72,7 @@ static struct kmem_cache *btrfs_inode_cachep;
struct kmem_cache *btrfs_trans_handle_cachep;
struct kmem_cache *btrfs_path_cachep;
struct kmem_cache *btrfs_free_space_cachep;
+struct kmem_cache *btrfs_free_space_bitmap_cachep;
#define S_SHIFT 12
static const unsigned char btrfs_type_by_mode[S_IFMT >> S_SHIFT] = {
@@ -9361,6 +9362,7 @@ void __cold btrfs_destroy_cachep(void)
kmem_cache_destroy(btrfs_trans_handle_cachep);
kmem_cache_destroy(btrfs_path_cachep);
kmem_cache_destroy(btrfs_free_space_cachep);
+ kmem_cache_destroy(btrfs_free_space_bitmap_cachep);
}
int __init btrfs_init_cachep(void)
@@ -9390,6 +9392,12 @@ int __init btrfs_init_cachep(void)
if (!btrfs_free_space_cachep)
goto fail;
+ btrfs_free_space_bitmap_cachep = kmem_cache_create("btrfs_free_space_bitmap",
+ PAGE_SIZE, PAGE_SIZE,
+ SLAB_RED_ZONE, NULL);
+ if (!btrfs_free_space_bitmap_cachep)
+ goto fail;
+
return 0;
fail:
btrfs_destroy_cachep();
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index 734866ab5194..3ea2008dcde3 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -2796,9 +2796,6 @@ static void btrfs_qgroup_rescan_worker(struct btrfs_work *work)
btrfs_free_path(path);
mutex_lock(&fs_info->qgroup_rescan_lock);
- if (!btrfs_fs_closing(fs_info))
- fs_info->qgroup_flags &= ~BTRFS_QGROUP_STATUS_FLAG_RESCAN;
-
if (err > 0 &&
fs_info->qgroup_flags & BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT) {
fs_info->qgroup_flags &= ~BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT;
@@ -2814,16 +2811,30 @@ static void btrfs_qgroup_rescan_worker(struct btrfs_work *work)
trans = btrfs_start_transaction(fs_info->quota_root, 1);
if (IS_ERR(trans)) {
err = PTR_ERR(trans);
+ trans = NULL;
btrfs_err(fs_info,
"fail to start transaction for status update: %d",
err);
- goto done;
}
- ret = update_qgroup_status_item(trans);
- if (ret < 0) {
- err = ret;
- btrfs_err(fs_info, "fail to update qgroup status: %d", err);
+
+ mutex_lock(&fs_info->qgroup_rescan_lock);
+ if (!btrfs_fs_closing(fs_info))
+ fs_info->qgroup_flags &= ~BTRFS_QGROUP_STATUS_FLAG_RESCAN;
+ if (trans) {
+ ret = update_qgroup_status_item(trans);
+ if (ret < 0) {
+ err = ret;
+ btrfs_err(fs_info, "fail to update qgroup status: %d",
+ err);
+ }
}
+ fs_info->qgroup_rescan_running = false;
+ complete_all(&fs_info->qgroup_rescan_completion);
+ mutex_unlock(&fs_info->qgroup_rescan_lock);
+
+ if (!trans)
+ return;
+
btrfs_end_transaction(trans);
if (btrfs_fs_closing(fs_info)) {
@@ -2834,12 +2845,6 @@ static void btrfs_qgroup_rescan_worker(struct btrfs_work *work)
} else {
btrfs_err(fs_info, "qgroup scan failed with %d", err);
}
-
-done:
- mutex_lock(&fs_info->qgroup_rescan_lock);
- fs_info->qgroup_rescan_running = false;
- mutex_unlock(&fs_info->qgroup_rescan_lock);
- complete_all(&fs_info->qgroup_rescan_completion);
}
/*
@@ -3067,6 +3072,9 @@ int btrfs_qgroup_reserve_data(struct inode *inode,
while ((unode = ulist_next(&reserved->range_changed, &uiter)))
clear_extent_bit(&BTRFS_I(inode)->io_tree, unode->val,
unode->aux, EXTENT_QGROUP_RESERVED, 0, 0, NULL);
+ /* Also free data bytes of already reserved one */
+ btrfs_qgroup_free_refroot(root->fs_info, root->root_key.objectid,
+ orig_reserved, BTRFS_QGROUP_RSV_DATA);
extent_changeset_release(reserved);
return ret;
}
@@ -3111,7 +3119,7 @@ static int qgroup_free_reserved_data(struct inode *inode,
* EXTENT_QGROUP_RESERVED, we won't double free.
* So not need to rush.
*/
- ret = clear_record_extent_bits(&BTRFS_I(inode)->io_failure_tree,
+ ret = clear_record_extent_bits(&BTRFS_I(inode)->io_tree,
free_start, free_start + free_len - 1,
EXTENT_QGROUP_RESERVED, &changeset);
if (ret < 0)
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 665a86f83f4b..c06845237cba 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -579,7 +579,10 @@ void ceph_evict_inode(struct inode *inode)
ceph_buffer_put(ci->i_xattrs.prealloc_blob);
ceph_put_string(rcu_dereference_raw(ci->i_layout.pool_ns));
+}
+void ceph_destroy_inode(struct inode *inode)
+{
call_rcu(&inode->i_rcu, ceph_i_callback);
}
diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index 02528e11bf33..ccab249a37f6 100644
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -827,6 +827,7 @@ static int ceph_remount(struct super_block *sb, int *flags, char *data)
static const struct super_operations ceph_super_ops = {
.alloc_inode = ceph_alloc_inode,
+ .destroy_inode = ceph_destroy_inode,
.write_inode = ceph_write_inode,
.drop_inode = ceph_drop_inode,
.evict_inode = ceph_evict_inode,
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 6e968e48e5e4..8d3eabf06d66 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -855,6 +855,7 @@ extern const struct inode_operations ceph_file_iops;
extern struct inode *ceph_alloc_inode(struct super_block *sb);
extern void ceph_evict_inode(struct inode *inode);
+extern void ceph_destroy_inode(struct inode *inode);
extern int ceph_drop_inode(struct inode *inode);
extern struct inode *ceph_get_inode(struct super_block *sb,
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 64e3888f30e6..d5457015801d 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -428,6 +428,8 @@ cifs_show_options(struct seq_file *s, struct dentry *root)
cifs_show_security(s, tcon->ses);
cifs_show_cache_flavor(s, cifs_sb);
+ if (tcon->no_lease)
+ seq_puts(s, ",nolease");
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MULTIUSER)
seq_puts(s, ",multiuser");
else if (tcon->ses->user_name)
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 57af9bac0045..4dbae6e268d6 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -543,6 +543,7 @@ struct smb_vol {
bool noblocksnd:1;
bool noautotune:1;
bool nostrictsync:1; /* do not force expensive SMBflush on every sync */
+ bool no_lease:1; /* disable requesting leases */
bool fsc:1; /* enable fscache */
bool mfsymlinks:1; /* use Minshall+French Symlinks */
bool multiuser:1;
@@ -1004,6 +1005,7 @@ struct cifs_tcon {
bool need_reopen_files:1; /* need to reopen tcon file handles */
bool use_resilient:1; /* use resilient instead of durable handles */
bool use_persistent:1; /* use persistent instead of durable handles */
+ bool no_lease:1; /* Do not request leases on files or directories */
__le32 capabilities;
__u32 share_flags;
__u32 maximal_access;
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index c290e231f918..966e493c82e5 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -70,7 +70,7 @@ enum {
Opt_user_xattr, Opt_nouser_xattr,
Opt_forceuid, Opt_noforceuid,
Opt_forcegid, Opt_noforcegid,
- Opt_noblocksend, Opt_noautotune,
+ Opt_noblocksend, Opt_noautotune, Opt_nolease,
Opt_hard, Opt_soft, Opt_perm, Opt_noperm,
Opt_mapposix, Opt_nomapposix,
Opt_mapchars, Opt_nomapchars, Opt_sfu,
@@ -129,6 +129,7 @@ static const match_table_t cifs_mount_option_tokens = {
{ Opt_noforcegid, "noforcegid" },
{ Opt_noblocksend, "noblocksend" },
{ Opt_noautotune, "noautotune" },
+ { Opt_nolease, "nolease" },
{ Opt_hard, "hard" },
{ Opt_soft, "soft" },
{ Opt_perm, "perm" },
@@ -1542,6 +1543,9 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
case Opt_noautotune:
vol->noautotune = 1;
break;
+ case Opt_nolease:
+ vol->no_lease = 1;
+ break;
case Opt_hard:
vol->retry = 1;
break;
@@ -3023,6 +3027,8 @@ static int match_tcon(struct cifs_tcon *tcon, struct smb_vol *volume_info)
return 0;
if (tcon->snapshot_time != volume_info->snapshot_time)
return 0;
+ if (tcon->no_lease != volume_info->no_lease)
+ return 0;
return 1;
}
@@ -3231,6 +3237,7 @@ cifs_get_tcon(struct cifs_ses *ses, struct smb_vol *volume_info)
tcon->nocase = volume_info->nocase;
tcon->nohandlecache = volume_info->nohandlecache;
tcon->local_lease = volume_info->local_lease;
+ tcon->no_lease = volume_info->no_lease;
INIT_LIST_HEAD(&tcon->pending_opens);
spin_lock(&cifs_tcp_ses_lock);
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 094be406cde4..f0d966da7f37 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -2398,6 +2398,11 @@ smb21_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock,
if (oplock == SMB2_OPLOCK_LEVEL_NOCHANGE)
return;
+ /* Check if the server granted an oplock rather than a lease */
+ if (oplock & SMB2_OPLOCK_LEVEL_EXCLUSIVE)
+ return smb2_set_oplock_level(cinode, oplock, epoch,
+ purge_cache);
+
if (oplock & SMB2_LEASE_READ_CACHING_HE) {
new_oplock |= CIFS_CACHE_READ_FLG;
strcat(message, "R");
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index cbe633f1840a..b1f5d0d28335 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -2192,7 +2192,7 @@ SMB2_open_init(struct cifs_tcon *tcon, struct smb_rqst *rqst, __u8 *oplock,
iov[1].iov_len = uni_path_len;
iov[1].iov_base = path;
- if (!server->oplocks)
+ if ((!server->oplocks) || (tcon->no_lease))
*oplock = SMB2_OPLOCK_LEVEL_NONE;
if (!(server->capabilities & SMB2_GLOBAL_CAP_LEASING) ||
diff --git a/fs/cifs/xattr.c b/fs/cifs/xattr.c
index 50ddb795aaeb..a2db401a58ed 100644
--- a/fs/cifs/xattr.c
+++ b/fs/cifs/xattr.c
@@ -31,7 +31,7 @@
#include "cifs_fs_sb.h"
#include "cifs_unicode.h"
-#define MAX_EA_VALUE_SIZE 65535
+#define MAX_EA_VALUE_SIZE CIFSMaxBufSize
#define CIFS_XATTR_CIFS_ACL "system.cifs_acl"
#define CIFS_XATTR_ATTRIB "cifs.dosattrib" /* full name: user.cifs.dosattrib */
#define CIFS_XATTR_CREATETIME "cifs.creationtime" /* user.cifs.creationtime */
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 00bf0b67aae8..f81eb1785af2 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -3748,8 +3748,8 @@ static int ext4_convert_unwritten_extents_endio(handle_t *handle,
* illegal.
*/
if (ee_block != map->m_lblk || ee_len > map->m_len) {
-#ifdef EXT4_DEBUG
- ext4_warning("Inode (%ld) finished: extent logical block %llu,"
+#ifdef CONFIG_EXT4_DEBUG
+ ext4_warning(inode->i_sb, "Inode (%ld) finished: extent logical block %llu,"
" len %u; IO logical block %llu, len %u",
inode->i_ino, (unsigned long long)ee_block, ee_len,
(unsigned long long)map->m_lblk, map->m_len);
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index cff6277f7a9f..a0c94c365a4c 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -4265,6 +4265,15 @@ int ext4_punch_hole(struct inode *inode, loff_t offset, loff_t length)
trace_ext4_punch_hole(inode, offset, length, 0);
+ ext4_clear_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA);
+ if (ext4_has_inline_data(inode)) {
+ down_write(&EXT4_I(inode)->i_mmap_sem);
+ ret = ext4_convert_inline_data(inode);
+ up_write(&EXT4_I(inode)->i_mmap_sem);
+ if (ret)
+ return ret;
+ }
+
/*
* Write out all dirty pages to avoid race conditions
* Then release them.
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index 6ee471b72a34..6d39143cfa09 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -331,7 +331,7 @@ static void queue_request(struct fuse_iqueue *fiq, struct fuse_req *req)
req->in.h.len = sizeof(struct fuse_in_header) +
len_args(req->in.numargs, (struct fuse_arg *) req->in.args);
list_add_tail(&req->list, &fiq->pending);
- wake_up_locked(&fiq->waitq);
+ wake_up(&fiq->waitq);
kill_fasync(&fiq->fasync, SIGIO, POLL_IN);
}
@@ -343,16 +343,16 @@ void fuse_queue_forget(struct fuse_conn *fc, struct fuse_forget_link *forget,
forget->forget_one.nodeid = nodeid;
forget->forget_one.nlookup = nlookup;
- spin_lock(&fiq->waitq.lock);
+ spin_lock(&fiq->lock);
if (fiq->connected) {
fiq->forget_list_tail->next = forget;
fiq->forget_list_tail = forget;
- wake_up_locked(&fiq->waitq);
+ wake_up(&fiq->waitq);
kill_fasync(&fiq->fasync, SIGIO, POLL_IN);
} else {
kfree(forget);
}
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
}
static void flush_bg_queue(struct fuse_conn *fc)
@@ -365,10 +365,10 @@ static void flush_bg_queue(struct fuse_conn *fc)
req = list_entry(fc->bg_queue.next, struct fuse_req, list);
list_del(&req->list);
fc->active_background++;
- spin_lock(&fiq->waitq.lock);
+ spin_lock(&fiq->lock);
req->in.h.unique = fuse_get_unique(fiq);
queue_request(fiq, req);
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
}
}
@@ -387,9 +387,9 @@ static void request_end(struct fuse_conn *fc, struct fuse_req *req)
if (test_and_set_bit(FR_FINISHED, &req->flags))
goto put_request;
- spin_lock(&fiq->waitq.lock);
+ spin_lock(&fiq->lock);
list_del_init(&req->intr_entry);
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
WARN_ON(test_bit(FR_PENDING, &req->flags));
WARN_ON(test_bit(FR_SENT, &req->flags));
if (test_bit(FR_BACKGROUND, &req->flags)) {
@@ -427,16 +427,16 @@ static void request_end(struct fuse_conn *fc, struct fuse_req *req)
static void queue_interrupt(struct fuse_iqueue *fiq, struct fuse_req *req)
{
- spin_lock(&fiq->waitq.lock);
+ spin_lock(&fiq->lock);
if (test_bit(FR_FINISHED, &req->flags)) {
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
return;
}
if (list_empty(&req->intr_entry)) {
list_add_tail(&req->intr_entry, &fiq->interrupts);
- wake_up_locked(&fiq->waitq);
+ wake_up(&fiq->waitq);
}
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
kill_fasync(&fiq->fasync, SIGIO, POLL_IN);
}
@@ -466,16 +466,16 @@ static void request_wait_answer(struct fuse_conn *fc, struct fuse_req *req)
if (!err)
return;
- spin_lock(&fiq->waitq.lock);
+ spin_lock(&fiq->lock);
/* Request is not yet in userspace, bail out */
if (test_bit(FR_PENDING, &req->flags)) {
list_del(&req->list);
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
__fuse_put_request(req);
req->out.h.error = -EINTR;
return;
}
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
}
/*
@@ -490,9 +490,9 @@ static void __fuse_request_send(struct fuse_conn *fc, struct fuse_req *req)
struct fuse_iqueue *fiq = &fc->iq;
BUG_ON(test_bit(FR_BACKGROUND, &req->flags));
- spin_lock(&fiq->waitq.lock);
+ spin_lock(&fiq->lock);
if (!fiq->connected) {
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
req->out.h.error = -ENOTCONN;
} else {
req->in.h.unique = fuse_get_unique(fiq);
@@ -500,7 +500,7 @@ static void __fuse_request_send(struct fuse_conn *fc, struct fuse_req *req)
/* acquire extra reference, since request is still needed
after request_end() */
__fuse_get_request(req);
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
request_wait_answer(fc, req);
/* Pairs with smp_wmb() in request_end() */
@@ -633,12 +633,12 @@ static int fuse_request_send_notify_reply(struct fuse_conn *fc,
__clear_bit(FR_ISREPLY, &req->flags);
req->in.h.unique = unique;
- spin_lock(&fiq->waitq.lock);
+ spin_lock(&fiq->lock);
if (fiq->connected) {
queue_request(fiq, req);
err = 0;
}
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
return err;
}
@@ -1082,12 +1082,12 @@ static int request_pending(struct fuse_iqueue *fiq)
* Unlike other requests this is assembled on demand, without a need
* to allocate a separate fuse_req structure.
*
- * Called with fiq->waitq.lock held, releases it
+ * Called with fiq->lock held, releases it
*/
static int fuse_read_interrupt(struct fuse_iqueue *fiq,
struct fuse_copy_state *cs,
size_t nbytes, struct fuse_req *req)
-__releases(fiq->waitq.lock)
+__releases(fiq->lock)
{
struct fuse_in_header ih;
struct fuse_interrupt_in arg;
@@ -1103,7 +1103,7 @@ __releases(fiq->waitq.lock)
ih.unique = req->intr_unique;
arg.unique = req->in.h.unique;
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
if (nbytes < reqsize)
return -EINVAL;
@@ -1140,7 +1140,7 @@ static struct fuse_forget_link *dequeue_forget(struct fuse_iqueue *fiq,
static int fuse_read_single_forget(struct fuse_iqueue *fiq,
struct fuse_copy_state *cs,
size_t nbytes)
-__releases(fiq->waitq.lock)
+__releases(fiq->lock)
{
int err;
struct fuse_forget_link *forget = dequeue_forget(fiq, 1, NULL);
@@ -1154,7 +1154,7 @@ __releases(fiq->waitq.lock)
.len = sizeof(ih) + sizeof(arg),
};
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
kfree(forget);
if (nbytes < ih.len)
return -EINVAL;
@@ -1172,7 +1172,7 @@ __releases(fiq->waitq.lock)
static int fuse_read_batch_forget(struct fuse_iqueue *fiq,
struct fuse_copy_state *cs, size_t nbytes)
-__releases(fiq->waitq.lock)
+__releases(fiq->lock)
{
int err;
unsigned max_forgets;
@@ -1186,13 +1186,13 @@ __releases(fiq->waitq.lock)
};
if (nbytes < ih.len) {
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
return -EINVAL;
}
max_forgets = (nbytes - ih.len) / sizeof(struct fuse_forget_one);
head = dequeue_forget(fiq, max_forgets, &count);
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
arg.count = count;
ih.len += count * sizeof(struct fuse_forget_one);
@@ -1222,7 +1222,7 @@ __releases(fiq->waitq.lock)
static int fuse_read_forget(struct fuse_conn *fc, struct fuse_iqueue *fiq,
struct fuse_copy_state *cs,
size_t nbytes)
-__releases(fiq->waitq.lock)
+__releases(fiq->lock)
{
if (fc->minor < 16 || fiq->forget_list_head.next->next == NULL)
return fuse_read_single_forget(fiq, cs, nbytes);
@@ -1251,16 +1251,19 @@ static ssize_t fuse_dev_do_read(struct fuse_dev *fud, struct file *file,
unsigned reqsize;
restart:
- spin_lock(&fiq->waitq.lock);
- err = -EAGAIN;
- if ((file->f_flags & O_NONBLOCK) && fiq->connected &&
- !request_pending(fiq))
- goto err_unlock;
+ for (;;) {
+ spin_lock(&fiq->lock);
+ if (!fiq->connected || request_pending(fiq))
+ break;
+ spin_unlock(&fiq->lock);
- err = wait_event_interruptible_exclusive_locked(fiq->waitq,
+ if (file->f_flags & O_NONBLOCK)
+ return -EAGAIN;
+ err = wait_event_interruptible_exclusive(fiq->waitq,
!fiq->connected || request_pending(fiq));
- if (err)
- goto err_unlock;
+ if (err)
+ return err;
+ }
if (!fiq->connected) {
err = (fc->aborted && fc->abort_err) ? -ECONNABORTED : -ENODEV;
@@ -1284,7 +1287,7 @@ static ssize_t fuse_dev_do_read(struct fuse_dev *fud, struct file *file,
req = list_entry(fiq->pending.next, struct fuse_req, list);
clear_bit(FR_PENDING, &req->flags);
list_del_init(&req->list);
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
in = &req->in;
reqsize = in->h.len;
@@ -1341,7 +1344,7 @@ static ssize_t fuse_dev_do_read(struct fuse_dev *fud, struct file *file,
return err;
err_unlock:
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
return err;
}
@@ -2054,12 +2057,12 @@ static __poll_t fuse_dev_poll(struct file *file, poll_table *wait)
fiq = &fud->fc->iq;
poll_wait(file, &fiq->waitq, wait);
- spin_lock(&fiq->waitq.lock);
+ spin_lock(&fiq->lock);
if (!fiq->connected)
mask = EPOLLERR;
else if (request_pending(fiq))
mask |= EPOLLIN | EPOLLRDNORM;
- spin_unlock(&fiq->waitq.lock);
+ spin_unlock(&fiq->lock);
return mask;
}
@@ -2150,15 +2153,15 @@ void fuse_abort_conn(struct fuse_conn *fc, bool is_abort)
fc->max_background = UINT_MAX;
flush_bg_queue(fc);
- spin_lock(&fiq->waitq.lock);
+ spin_lock(&fiq->lock);
fiq->connected = 0;
list_for_each_entry(req, &fiq->pending, list)
clear_bit(FR_PENDING, &req->flags);
list_splice_tail_init(&fiq->pending, &to_end);
while (forget_pending(fiq))
kfree(dequeue_forget(fiq, 1, NULL));
- wake_up_all_locked(&fiq->waitq);
- spin_unlock(&fiq->waitq.lock);
+ wake_up_all(&fiq->waitq);
+ spin_unlock(&fiq->lock);
kill_fasync(&fiq->fasync, SIGIO, POLL_IN);
end_polls(fc);
wake_up_all(&fc->blocked_waitq);
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 9a22aa580fe7..96d46b3ad235 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1700,6 +1700,7 @@ static int fuse_writepage(struct page *page, struct writeback_control *wbc)
WARN_ON(wbc->sync_mode == WB_SYNC_ALL);
redirty_page_for_writepage(wbc, page);
+ unlock_page(page);
return 0;
}
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index cec8b8e74969..900bdcf79bfc 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -388,6 +388,9 @@ struct fuse_iqueue {
/** Connection established */
unsigned connected;
+ /** Lock protecting accesses to members of this structure */
+ spinlock_t lock;
+
/** Readers of the connection are waiting on this */
wait_queue_head_t waitq;
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index db9e60b7eb69..cb018315ecaf 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -585,6 +585,7 @@ static int fuse_show_options(struct seq_file *m, struct dentry *root)
static void fuse_iqueue_init(struct fuse_iqueue *fiq)
{
memset(fiq, 0, sizeof(struct fuse_iqueue));
+ spin_lock_init(&fiq->lock);
init_waitqueue_head(&fiq->waitq);
INIT_LIST_HEAD(&fiq->pending);
INIT_LIST_HEAD(&fiq->interrupts);
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index d14d71d8d7ee..52feccedd7a4 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -1630,6 +1630,7 @@ static int sweep_bh_for_rgrps(struct gfs2_inode *ip, struct gfs2_holder *rd_gh,
brelse(dibh);
up_write(&ip->i_rw_mutex);
gfs2_trans_end(sdp);
+ buf_in_tr = false;
}
gfs2_glock_dq_uninit(rd_gh);
cond_resched();
diff --git a/fs/overlayfs/export.c b/fs/overlayfs/export.c
index 54e5d17d7f3e..6fe303850c9e 100644
--- a/fs/overlayfs/export.c
+++ b/fs/overlayfs/export.c
@@ -230,9 +230,8 @@ static int ovl_d_to_fh(struct dentry *dentry, char *buf, int buflen)
/* Encode an upper or lower file handle */
fh = ovl_encode_real_fh(enc_lower ? ovl_dentry_lower(dentry) :
ovl_dentry_upper(dentry), !enc_lower);
- err = PTR_ERR(fh);
if (IS_ERR(fh))
- goto fail;
+ return PTR_ERR(fh);
err = -EOVERFLOW;
if (fh->len > buflen)
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c
index f0389849fd80..4f4964eeb086 100644
--- a/fs/overlayfs/inode.c
+++ b/fs/overlayfs/inode.c
@@ -386,7 +386,8 @@ static bool ovl_can_list(const char *s)
return true;
/* Never list trusted.overlay, list other trusted for superuser only */
- return !ovl_is_private_xattr(s) && capable(CAP_SYS_ADMIN);
+ return !ovl_is_private_xattr(s) &&
+ ns_capable_noaudit(&init_user_ns, CAP_SYS_ADMIN);
}
ssize_t ovl_listxattr(struct dentry *dentry, char *list, size_t size)
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 1da59c16f637..2885dce1ad49 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -114,6 +114,7 @@ typedef void (busy_iter_fn)(struct blk_mq_hw_ctx *, struct request *, void *,
typedef void (busy_tag_iter_fn)(struct request *, void *, bool);
typedef int (poll_fn)(struct blk_mq_hw_ctx *, unsigned int);
typedef int (map_queues_fn)(struct blk_mq_tag_set *set);
+typedef void (cleanup_rq_fn)(struct request *);
struct blk_mq_ops {
@@ -165,6 +166,12 @@ struct blk_mq_ops {
/* Called from inside blk_get_request() */
void (*initialize_rq_fn)(struct request *rq);
+ /*
+ * Called before freeing one request which isn't completed yet,
+ * and usually for freeing the driver private data
+ */
+ cleanup_rq_fn *cleanup_rq;
+
map_queues_fn *map_queues;
#ifdef CONFIG_BLK_DEBUG_FS
@@ -324,4 +331,10 @@ static inline void *blk_mq_rq_to_pdu(struct request *rq)
for ((i) = 0; (i) < (hctx)->nr_ctx && \
({ ctx = (hctx)->ctxs[(i)]; 1; }); (i)++)
+static inline void blk_mq_cleanup_rq(struct request *rq)
+{
+ if (rq->q->mq_ops->cleanup_rq)
+ rq->q->mq_ops->cleanup_rq(rq);
+}
+
#endif
diff --git a/include/linux/bug.h b/include/linux/bug.h
index fe5916550da8..f639bd0122f3 100644
--- a/include/linux/bug.h
+++ b/include/linux/bug.h
@@ -47,6 +47,11 @@ void generic_bug_clear_once(void);
#else /* !CONFIG_GENERIC_BUG */
+static inline void *find_bug(unsigned long bugaddr)
+{
+ return NULL;
+}
+
static inline enum bug_trap_type report_bug(unsigned long bug_addr,
struct pt_regs *regs)
{
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 2ff52de1c2b8..840462ed1ec7 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -488,6 +488,15 @@ void mmc_command_done(struct mmc_host *host, struct mmc_request *mrq);
void mmc_cqe_request_done(struct mmc_host *host, struct mmc_request *mrq);
+/*
+ * May be called from host driver's system/runtime suspend/resume callbacks,
+ * to know if SDIO IRQs has been claimed.
+ */
+static inline bool sdio_irq_claimed(struct mmc_host *host)
+{
+ return host->sdio_irqs > 0;
+}
+
static inline void mmc_signal_sdio_irq(struct mmc_host *host)
{
host->ops->enable_sdio_irq(host, 0);
diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h
index dc905a4ff8d7..185d94829701 100644
--- a/include/linux/quotaops.h
+++ b/include/linux/quotaops.h
@@ -22,7 +22,7 @@ static inline struct quota_info *sb_dqopt(struct super_block *sb)
/* i_mutex must being held */
static inline bool is_quota_modification(struct inode *inode, struct iattr *ia)
{
- return (ia->ia_valid & ATTR_SIZE && ia->ia_size != inode->i_size) ||
+ return (ia->ia_valid & ATTR_SIZE) ||
(ia->ia_valid & ATTR_UID && !uid_eq(ia->ia_uid, inode->i_uid)) ||
(ia->ia_valid & ATTR_GID && !gid_eq(ia->ia_gid, inode->i_gid));
}
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 714d63f60460..b8efca9dc2cb 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -1505,7 +1505,8 @@ static int check_kprobe_address_safe(struct kprobe *p,
/* Ensure it is not in reserved area nor out of text */
if (!kernel_text_address((unsigned long) p->addr) ||
within_kprobe_blacklist((unsigned long) p->addr) ||
- jump_label_text_reserved(p->addr, p->addr)) {
+ jump_label_text_reserved(p->addr, p->addr) ||
+ find_bug((unsigned long)p->addr)) {
ret = -EINVAL;
goto out;
}
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index 06045abd1887..d0d03223b45b 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -3210,7 +3210,7 @@ bool kmsg_dump_get_buffer(struct kmsg_dumper *dumper, bool syslog,
/* move first record forward until length fits into the buffer */
seq = dumper->cur_seq;
idx = dumper->cur_idx;
- while (l > size && seq < dumper->next_seq) {
+ while (l >= size && seq < dumper->next_seq) {
struct printk_log *msg = log_from_idx(idx);
l -= msg_print_text(msg, true, NULL, 0);
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 795c63ca44a9..f4e050681ba1 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -3066,8 +3066,36 @@ void scheduler_tick(void)
struct tick_work {
int cpu;
+ atomic_t state;
struct delayed_work work;
};
+/* Values for ->state, see diagram below. */
+#define TICK_SCHED_REMOTE_OFFLINE 0
+#define TICK_SCHED_REMOTE_OFFLINING 1
+#define TICK_SCHED_REMOTE_RUNNING 2
+
+/*
+ * State diagram for ->state:
+ *
+ *
+ * TICK_SCHED_REMOTE_OFFLINE
+ * | ^
+ * | |
+ * | | sched_tick_remote()
+ * | |
+ * | |
+ * +--TICK_SCHED_REMOTE_OFFLINING
+ * | ^
+ * | |
+ * sched_tick_start() | | sched_tick_stop()
+ * | |
+ * V |
+ * TICK_SCHED_REMOTE_RUNNING
+ *
+ *
+ * Other transitions get WARN_ON_ONCE(), except that sched_tick_remote()
+ * and sched_tick_start() are happy to leave the state in RUNNING.
+ */
static struct tick_work __percpu *tick_work_cpu;
@@ -3080,6 +3108,7 @@ static void sched_tick_remote(struct work_struct *work)
struct task_struct *curr;
struct rq_flags rf;
u64 delta;
+ int os;
/*
* Handle the tick only if it appears the remote CPU is running in full
@@ -3093,7 +3122,7 @@ static void sched_tick_remote(struct work_struct *work)
rq_lock_irq(rq, &rf);
curr = rq->curr;
- if (is_idle_task(curr))
+ if (is_idle_task(curr) || cpu_is_offline(cpu))
goto out_unlock;
update_rq_clock(rq);
@@ -3113,13 +3142,18 @@ static void sched_tick_remote(struct work_struct *work)
/*
* Run the remote tick once per second (1Hz). This arbitrary
* frequency is large enough to avoid overload but short enough
- * to keep scheduler internal stats reasonably up to date.
+ * to keep scheduler internal stats reasonably up to date. But
+ * first update state to reflect hotplug activity if required.
*/
- queue_delayed_work(system_unbound_wq, dwork, HZ);
+ os = atomic_fetch_add_unless(&twork->state, -1, TICK_SCHED_REMOTE_RUNNING);
+ WARN_ON_ONCE(os == TICK_SCHED_REMOTE_OFFLINE);
+ if (os == TICK_SCHED_REMOTE_RUNNING)
+ queue_delayed_work(system_unbound_wq, dwork, HZ);
}
static void sched_tick_start(int cpu)
{
+ int os;
struct tick_work *twork;
if (housekeeping_cpu(cpu, HK_FLAG_TICK))
@@ -3128,15 +3162,20 @@ static void sched_tick_start(int cpu)
WARN_ON_ONCE(!tick_work_cpu);
twork = per_cpu_ptr(tick_work_cpu, cpu);
- twork->cpu = cpu;
- INIT_DELAYED_WORK(&twork->work, sched_tick_remote);
- queue_delayed_work(system_unbound_wq, &twork->work, HZ);
+ os = atomic_xchg(&twork->state, TICK_SCHED_REMOTE_RUNNING);
+ WARN_ON_ONCE(os == TICK_SCHED_REMOTE_RUNNING);
+ if (os == TICK_SCHED_REMOTE_OFFLINE) {
+ twork->cpu = cpu;
+ INIT_DELAYED_WORK(&twork->work, sched_tick_remote);
+ queue_delayed_work(system_unbound_wq, &twork->work, HZ);
+ }
}
#ifdef CONFIG_HOTPLUG_CPU
static void sched_tick_stop(int cpu)
{
struct tick_work *twork;
+ int os;
if (housekeeping_cpu(cpu, HK_FLAG_TICK))
return;
@@ -3144,7 +3183,10 @@ static void sched_tick_stop(int cpu)
WARN_ON_ONCE(!tick_work_cpu);
twork = per_cpu_ptr(tick_work_cpu, cpu);
- cancel_delayed_work_sync(&twork->work);
+ /* There cannot be competing actions, but don't rely on stop-machine. */
+ os = atomic_xchg(&twork->state, TICK_SCHED_REMOTE_OFFLINING);
+ WARN_ON_ONCE(os != TICK_SCHED_REMOTE_RUNNING);
+ /* Don't cancel, as this would mess up the state machine. */
}
#endif /* CONFIG_HOTPLUG_CPU */
@@ -3152,7 +3194,6 @@ int __init sched_tick_offload_init(void)
{
tick_work_cpu = alloc_percpu(struct tick_work);
BUG_ON(!tick_work_cpu);
-
return 0;
}
@@ -6453,10 +6494,6 @@ static int cpu_cgroup_can_attach(struct cgroup_taskset *tset)
#ifdef CONFIG_RT_GROUP_SCHED
if (!sched_rt_can_attach(css_tg(css), task))
return -EINVAL;
-#else
- /* We don't support RT-tasks being in separate groups */
- if (task->sched_class != &fair_sched_class)
- return -EINVAL;
#endif
/*
* Serialize against wake_up_new_task() such that if its
diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c
index 64d54acc9928..54fcff656ecd 100644
--- a/kernel/sched/cpufreq_schedutil.c
+++ b/kernel/sched/cpufreq_schedutil.c
@@ -118,6 +118,7 @@ static void sugov_fast_switch(struct sugov_policy *sg_policy, u64 time,
unsigned int next_freq)
{
struct cpufreq_policy *policy = sg_policy->policy;
+ int cpu;
if (!sugov_update_next_freq(sg_policy, time, next_freq))
return;
@@ -127,7 +128,11 @@ static void sugov_fast_switch(struct sugov_policy *sg_policy, u64 time,
return;
policy->cur = next_freq;
- trace_cpu_frequency(next_freq, smp_processor_id());
+
+ if (trace_cpu_frequency_enabled()) {
+ for_each_cpu(cpu, policy->cpus)
+ trace_cpu_frequency(next_freq, cpu);
+ }
}
static void sugov_deferred_update(struct sugov_policy *sg_policy, u64 time,
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index 72c07059ef37..ebec37cb3be9 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -529,6 +529,7 @@ static struct rq *find_lock_later_rq(struct task_struct *task, struct rq *rq);
static struct rq *dl_task_offline_migration(struct rq *rq, struct task_struct *p)
{
struct rq *later_rq = NULL;
+ struct dl_bw *dl_b;
later_rq = find_lock_later_rq(p, rq);
if (!later_rq) {
@@ -557,6 +558,38 @@ static struct rq *dl_task_offline_migration(struct rq *rq, struct task_struct *p
double_lock_balance(rq, later_rq);
}
+ if (p->dl.dl_non_contending || p->dl.dl_throttled) {
+ /*
+ * Inactive timer is armed (or callback is running, but
+ * waiting for us to release rq locks). In any case, when it
+ * will fire (or continue), it will see running_bw of this
+ * task migrated to later_rq (and correctly handle it).
+ */
+ sub_running_bw(&p->dl, &rq->dl);
+ sub_rq_bw(&p->dl, &rq->dl);
+
+ add_rq_bw(&p->dl, &later_rq->dl);
+ add_running_bw(&p->dl, &later_rq->dl);
+ } else {
+ sub_rq_bw(&p->dl, &rq->dl);
+ add_rq_bw(&p->dl, &later_rq->dl);
+ }
+
+ /*
+ * And we finally need to fixup root_domain(s) bandwidth accounting,
+ * since p is still hanging out in the old (now moved to default) root
+ * domain.
+ */
+ dl_b = &rq->rd->dl_bw;
+ raw_spin_lock(&dl_b->lock);
+ __dl_sub(dl_b, p->dl.dl_bw, cpumask_weight(rq->rd->span));
+ raw_spin_unlock(&dl_b->lock);
+
+ dl_b = &later_rq->rd->dl_bw;
+ raw_spin_lock(&dl_b->lock);
+ __dl_add(dl_b, p->dl.dl_bw, cpumask_weight(later_rq->rd->span));
+ raw_spin_unlock(&dl_b->lock);
+
set_task_cpu(p, later_rq->cpu);
double_unlock_balance(later_rq, rq);
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 49ed38914669..32d2dac680a7 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -8863,9 +8863,10 @@ static int load_balance(int this_cpu, struct rq *this_rq,
out_balanced:
/*
* We reach balance although we may have faced some affinity
- * constraints. Clear the imbalance flag if it was set.
+ * constraints. Clear the imbalance flag only if other tasks got
+ * a chance to move and fix the imbalance.
*/
- if (sd_parent) {
+ if (sd_parent && !(env.flags & LBF_ALL_PINNED)) {
int *group_imbalance = &sd_parent->groups->sgc->imbalance;
if (*group_imbalance)
@@ -10078,18 +10079,18 @@ int alloc_fair_sched_group(struct task_group *tg, struct task_group *parent)
void online_fair_sched_group(struct task_group *tg)
{
struct sched_entity *se;
+ struct rq_flags rf;
struct rq *rq;
int i;
for_each_possible_cpu(i) {
rq = cpu_rq(i);
se = tg->se[i];
-
- raw_spin_lock_irq(&rq->lock);
+ rq_lock_irq(rq, &rf);
update_rq_clock(rq);
attach_entity_cfs_rq(se);
sync_throttle(tg, i);
- raw_spin_unlock_irq(&rq->lock);
+ rq_unlock_irq(rq, &rf);
}
}
diff --git a/kernel/sched/idle.c b/kernel/sched/idle.c
index 16f84142f2f4..44a17366c8ec 100644
--- a/kernel/sched/idle.c
+++ b/kernel/sched/idle.c
@@ -240,13 +240,14 @@ static void do_idle(void)
check_pgt_cache();
rmb();
+ local_irq_disable();
+
if (cpu_is_offline(cpu)) {
- tick_nohz_idle_stop_tick_protected();
+ tick_nohz_idle_stop_tick();
cpuhp_report_idle_dead();
arch_cpu_idle_dead();
}
- local_irq_disable();
arch_cpu_idle_enter();
/*
diff --git a/kernel/time/alarmtimer.c b/kernel/time/alarmtimer.c
index fdeb9bc6affb..f4255a65c44b 100644
--- a/kernel/time/alarmtimer.c
+++ b/kernel/time/alarmtimer.c
@@ -676,7 +676,7 @@ static int alarm_timer_create(struct k_itimer *new_timer)
enum alarmtimer_type type;
if (!alarmtimer_get_rtcdev())
- return -ENOTSUPP;
+ return -EOPNOTSUPP;
if (!capable(CAP_WAKE_ALARM))
return -EPERM;
@@ -794,7 +794,7 @@ static int alarm_timer_nsleep(const clockid_t which_clock, int flags,
int ret = 0;
if (!alarmtimer_get_rtcdev())
- return -ENOTSUPP;
+ return -EOPNOTSUPP;
if (flags & ~TIMER_ABSTIME)
return -EINVAL;
diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c
index 76801b9b481e..d62d7ae5201c 100644
--- a/kernel/time/posix-cpu-timers.c
+++ b/kernel/time/posix-cpu-timers.c
@@ -375,7 +375,8 @@ static int posix_cpu_timer_del(struct k_itimer *timer)
struct sighand_struct *sighand;
struct task_struct *p = timer->it.cpu.task;
- WARN_ON_ONCE(p == NULL);
+ if (WARN_ON_ONCE(!p))
+ return -EINVAL;
/*
* Protect against sighand release/switch in exit/exec and process/
@@ -580,7 +581,8 @@ static int posix_cpu_timer_set(struct k_itimer *timer, int timer_flags,
u64 old_expires, new_expires, old_incr, val;
int ret;
- WARN_ON_ONCE(p == NULL);
+ if (WARN_ON_ONCE(!p))
+ return -EINVAL;
/*
* Use the to_ktime conversion because that clamps the maximum
@@ -716,10 +718,11 @@ static int posix_cpu_timer_set(struct k_itimer *timer, int timer_flags,
static void posix_cpu_timer_get(struct k_itimer *timer, struct itimerspec64 *itp)
{
- u64 now;
struct task_struct *p = timer->it.cpu.task;
+ u64 now;
- WARN_ON_ONCE(p == NULL);
+ if (WARN_ON_ONCE(!p))
+ return;
/*
* Easy part: convert the reload time.
@@ -1004,12 +1007,13 @@ static void check_process_timers(struct task_struct *tsk,
*/
static void posix_cpu_timer_rearm(struct k_itimer *timer)
{
+ struct task_struct *p = timer->it.cpu.task;
struct sighand_struct *sighand;
unsigned long flags;
- struct task_struct *p = timer->it.cpu.task;
u64 now;
- WARN_ON_ONCE(p == NULL);
+ if (WARN_ON_ONCE(!p))
+ return;
/*
* Fetch the current sample and update the timer's expiry time.
@@ -1206,7 +1210,9 @@ void set_process_cpu_timer(struct task_struct *tsk, unsigned int clock_idx,
u64 now;
int ret;
- WARN_ON_ONCE(clock_idx == CPUCLOCK_SCHED);
+ if (WARN_ON_ONCE(clock_idx >= CPUCLOCK_SCHED))
+ return;
+
ret = cpu_timer_sample_group(clock_idx, tsk, &now);
if (oldval && ret != -EINVAL) {
diff --git a/mm/compaction.c b/mm/compaction.c
index faca45ebe62d..5079ddbec8f9 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -1540,6 +1540,17 @@ static enum compact_result compact_zone(struct zone *zone, struct compact_contro
unsigned long end_pfn = zone_end_pfn(zone);
const bool sync = cc->mode != MIGRATE_ASYNC;
+ /*
+ * These counters track activities during zone compaction. Initialize
+ * them before compacting a new zone.
+ */
+ cc->total_migrate_scanned = 0;
+ cc->total_free_scanned = 0;
+ cc->nr_migratepages = 0;
+ cc->nr_freepages = 0;
+ INIT_LIST_HEAD(&cc->freepages);
+ INIT_LIST_HEAD(&cc->migratepages);
+
cc->migratetype = gfpflags_to_migratetype(cc->gfp_mask);
ret = compaction_suitable(zone, cc->order, cc->alloc_flags,
cc->classzone_idx);
@@ -1703,10 +1714,6 @@ static enum compact_result compact_zone_order(struct zone *zone, int order,
{
enum compact_result ret;
struct compact_control cc = {
- .nr_freepages = 0,
- .nr_migratepages = 0,
- .total_migrate_scanned = 0,
- .total_free_scanned = 0,
.order = order,
.gfp_mask = gfp_mask,
.zone = zone,
@@ -1719,8 +1726,6 @@ static enum compact_result compact_zone_order(struct zone *zone, int order,
.ignore_skip_hint = (prio == MIN_COMPACT_PRIORITY),
.ignore_block_suitable = (prio == MIN_COMPACT_PRIORITY)
};
- INIT_LIST_HEAD(&cc.freepages);
- INIT_LIST_HEAD(&cc.migratepages);
ret = compact_zone(zone, &cc);
@@ -1819,8 +1824,6 @@ static void compact_node(int nid)
struct zone *zone;
struct compact_control cc = {
.order = -1,
- .total_migrate_scanned = 0,
- .total_free_scanned = 0,
.mode = MIGRATE_SYNC,
.ignore_skip_hint = true,
.whole_zone = true,
@@ -1834,11 +1837,7 @@ static void compact_node(int nid)
if (!populated_zone(zone))
continue;
- cc.nr_freepages = 0;
- cc.nr_migratepages = 0;
cc.zone = zone;
- INIT_LIST_HEAD(&cc.freepages);
- INIT_LIST_HEAD(&cc.migratepages);
compact_zone(zone, &cc);
@@ -1947,8 +1946,6 @@ static void kcompactd_do_work(pg_data_t *pgdat)
struct zone *zone;
struct compact_control cc = {
.order = pgdat->kcompactd_max_order,
- .total_migrate_scanned = 0,
- .total_free_scanned = 0,
.classzone_idx = pgdat->kcompactd_classzone_idx,
.mode = MIGRATE_SYNC_LIGHT,
.ignore_skip_hint = false,
@@ -1972,16 +1969,10 @@ static void kcompactd_do_work(pg_data_t *pgdat)
COMPACT_CONTINUE)
continue;
- cc.nr_freepages = 0;
- cc.nr_migratepages = 0;
- cc.total_migrate_scanned = 0;
- cc.total_free_scanned = 0;
- cc.zone = zone;
- INIT_LIST_HEAD(&cc.freepages);
- INIT_LIST_HEAD(&cc.migratepages);
-
if (kthread_should_stop())
return;
+
+ cc.zone = zone;
status = compact_zone(zone, &cc);
if (status == COMPACT_SUCCESS) {
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index ecde75f2189b..65da189a433b 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -2637,6 +2637,16 @@ int memcg_kmem_charge_memcg(struct page *page, gfp_t gfp, int order,
if (!cgroup_subsys_on_dfl(memory_cgrp_subsys) &&
!page_counter_try_charge(&memcg->kmem, nr_pages, &counter)) {
+
+ /*
+ * Enforce __GFP_NOFAIL allocation because callers are not
+ * prepared to see failures and likely do not have any failure
+ * handling code.
+ */
+ if (gfp & __GFP_NOFAIL) {
+ page_counter_charge(&memcg->kmem, nr_pages);
+ return 0;
+ }
cancel_charge(memcg, nr_pages);
return -ENOMEM;
}
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index dbddb7a409dd..a581fe2a2f1f 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -1089,9 +1089,10 @@ bool out_of_memory(struct oom_control *oc)
* The OOM killer does not compensate for IO-less reclaim.
* pagefault_out_of_memory lost its gfp context so we have to
* make sure exclude 0 mask - all other users should have at least
- * ___GFP_DIRECT_RECLAIM to get here.
+ * ___GFP_DIRECT_RECLAIM to get here. But mem_cgroup_oom() has to
+ * invoke the OOM killer even if it is a GFP_NOFS allocation.
*/
- if (oc->gfp_mask && !(oc->gfp_mask & __GFP_FS))
+ if (oc->gfp_mask && !(oc->gfp_mask & __GFP_FS) && !is_memcg_oom(oc))
return true;
/*
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index 795fbc6c06aa..9abb18fffbc3 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -1028,6 +1028,11 @@ static int atalk_create(struct net *net, struct socket *sock, int protocol,
*/
if (sock->type != SOCK_RAW && sock->type != SOCK_DGRAM)
goto out;
+
+ rc = -EPERM;
+ if (sock->type == SOCK_RAW && !kern && !capable(CAP_NET_RAW))
+ goto out;
+
rc = -ENOMEM;
sk = sk_alloc(net, PF_APPLETALK, GFP_KERNEL, &ddp_proto, kern);
if (!sk)
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index 5d01edf8d819..44ec492f3dc2 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -858,6 +858,8 @@ static int ax25_create(struct net *net, struct socket *sock, int protocol,
break;
case SOCK_RAW:
+ if (!capable(CAP_NET_RAW))
+ return -EPERM;
break;
default:
return -ESOCKTNOSUPPORT;
diff --git a/net/ieee802154/socket.c b/net/ieee802154/socket.c
index bc6b912603f1..89819745e482 100644
--- a/net/ieee802154/socket.c
+++ b/net/ieee802154/socket.c
@@ -1018,6 +1018,9 @@ static int ieee802154_create(struct net *net, struct socket *sock,
switch (sock->type) {
case SOCK_RAW:
+ rc = -EPERM;
+ if (!capable(CAP_NET_RAW))
+ goto out;
proto = &ieee802154_raw_prot;
ops = &ieee802154_raw_ops;
break;
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index 17335a370e64..9d775b8df57d 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -219,7 +219,7 @@ static int tcp_write_timeout(struct sock *sk)
struct inet_connection_sock *icsk = inet_csk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct net *net = sock_net(sk);
- bool expired, do_reset;
+ bool expired = false, do_reset;
int retry_until;
if ((1 << sk->sk_state) & (TCPF_SYN_SENT | TCPF_SYN_RECV)) {
@@ -251,9 +251,10 @@ static int tcp_write_timeout(struct sock *sk)
if (tcp_out_of_resources(sk, do_reset))
return 1;
}
+ }
+ if (!expired)
expired = retransmits_timed_out(sk, retry_until,
icsk->icsk_user_timeout);
- }
tcp_fastopen_active_detect_blackhole(sk, expired);
if (BPF_SOCK_OPS_TEST_FLAG(tp, BPF_SOCK_OPS_RTO_CB_FLAG))
diff --git a/net/nfc/llcp_sock.c b/net/nfc/llcp_sock.c
index ae296273ce3d..ff254e8c0c44 100644
--- a/net/nfc/llcp_sock.c
+++ b/net/nfc/llcp_sock.c
@@ -1011,10 +1011,13 @@ static int llcp_sock_create(struct net *net, struct socket *sock,
sock->type != SOCK_RAW)
return -ESOCKTNOSUPPORT;
- if (sock->type == SOCK_RAW)
+ if (sock->type == SOCK_RAW) {
+ if (!capable(CAP_NET_RAW))
+ return -EPERM;
sock->ops = &llcp_rawsock_ops;
- else
+ } else {
sock->ops = &llcp_sock_ops;
+ }
sk = nfc_llcp_sock_alloc(sock, sock->type, GFP_ATOMIC, kern);
if (sk == NULL)
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 0f5ce77460d4..8e396c7c8389 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -2239,7 +2239,7 @@ static const struct nla_policy vport_policy[OVS_VPORT_ATTR_MAX + 1] = {
[OVS_VPORT_ATTR_STATS] = { .len = sizeof(struct ovs_vport_stats) },
[OVS_VPORT_ATTR_PORT_NO] = { .type = NLA_U32 },
[OVS_VPORT_ATTR_TYPE] = { .type = NLA_U32 },
- [OVS_VPORT_ATTR_UPCALL_PID] = { .type = NLA_U32 },
+ [OVS_VPORT_ATTR_UPCALL_PID] = { .type = NLA_UNSPEC },
[OVS_VPORT_ATTR_OPTIONS] = { .type = NLA_NESTED },
[OVS_VPORT_ATTR_IFINDEX] = { .type = NLA_U32 },
[OVS_VPORT_ATTR_NETNSID] = { .type = NLA_S32 },
diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c
index 86e1e37eb4e8..5c75118539bb 100644
--- a/net/qrtr/qrtr.c
+++ b/net/qrtr/qrtr.c
@@ -157,6 +157,7 @@ static void __qrtr_node_release(struct kref *kref)
list_del(&node->item);
mutex_unlock(&qrtr_node_lock);
+ cancel_work_sync(&node->work);
skb_queue_purge(&node->rx_queue);
kfree(node);
}
diff --git a/net/sched/act_sample.c b/net/sched/act_sample.c
index 98635311a5a0..ea0738ceb5bb 100644
--- a/net/sched/act_sample.c
+++ b/net/sched/act_sample.c
@@ -134,6 +134,7 @@ static bool tcf_sample_dev_ok_push(struct net_device *dev)
case ARPHRD_TUNNEL6:
case ARPHRD_SIT:
case ARPHRD_IPGRE:
+ case ARPHRD_IP6GRE:
case ARPHRD_VOID:
case ARPHRD_NONE:
return false;
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 4159bcb479c6..e217ebc693f8 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -2038,8 +2038,10 @@ static int tc_dump_chain(struct sk_buff *skb, struct netlink_callback *cb)
void tcf_exts_destroy(struct tcf_exts *exts)
{
#ifdef CONFIG_NET_CLS_ACT
- tcf_action_destroy(exts->actions, TCA_ACT_UNBIND);
- kfree(exts->actions);
+ if (exts->actions) {
+ tcf_action_destroy(exts->actions, TCA_ACT_UNBIND);
+ kfree(exts->actions);
+ }
exts->nr_actions = 0;
#endif
}
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index b06cc5e50412..84fdc4857771 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -1308,7 +1308,8 @@ check_loop_fn(struct Qdisc *q, unsigned long cl, struct qdisc_walker *w)
}
const struct nla_policy rtm_tca_policy[TCA_MAX + 1] = {
- [TCA_KIND] = { .type = NLA_STRING },
+ [TCA_KIND] = { .type = NLA_NUL_STRING,
+ .len = IFNAMSIZ - 1 },
[TCA_RATE] = { .type = NLA_BINARY,
.len = sizeof(struct tc_estimator) },
[TCA_STAB] = { .type = NLA_NESTED },
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index 4dfe10b9f96c..86350fe5cfc8 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -749,7 +749,7 @@ static int get_dist_table(struct Qdisc *sch, struct disttable **tbl,
struct disttable *d;
int i;
- if (n > NETEM_DIST_MAX)
+ if (!n || n > NETEM_DIST_MAX)
return -EINVAL;
d = kvmalloc(sizeof(struct disttable) + n * sizeof(s16), GFP_KERNEL);
diff --git a/net/wireless/util.c b/net/wireless/util.c
index c14e8f6e5e19..d641d81da759 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -930,6 +930,7 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev,
}
cfg80211_process_rdev_events(rdev);
+ cfg80211_mlme_purge_registrations(dev->ieee80211_ptr);
}
err = rdev_change_virtual_intf(rdev, dev, ntype, params);
diff --git a/scripts/gcc-plugins/randomize_layout_plugin.c b/scripts/gcc-plugins/randomize_layout_plugin.c
index 6d5bbd31db7f..bd29e4e7a524 100644
--- a/scripts/gcc-plugins/randomize_layout_plugin.c
+++ b/scripts/gcc-plugins/randomize_layout_plugin.c
@@ -443,13 +443,13 @@ static int is_pure_ops_struct(const_tree node)
if (node == fieldtype)
continue;
- if (!is_fptr(fieldtype))
- return 0;
-
- if (code != RECORD_TYPE && code != UNION_TYPE)
+ if (code == RECORD_TYPE || code == UNION_TYPE) {
+ if (!is_pure_ops_struct(fieldtype))
+ return 0;
continue;
+ }
- if (!is_pure_ops_struct(fieldtype))
+ if (!is_fptr(fieldtype))
return 0;
}
diff --git a/sound/firewire/motu/motu.c b/sound/firewire/motu/motu.c
index 743015e87a96..e240fdfcae31 100644
--- a/sound/firewire/motu/motu.c
+++ b/sound/firewire/motu/motu.c
@@ -255,6 +255,17 @@ static const struct snd_motu_spec motu_audio_express = {
.analog_out_ports = 4,
};
+static const struct snd_motu_spec motu_4pre = {
+ .name = "4pre",
+ .protocol = &snd_motu_protocol_v3,
+ .flags = SND_MOTU_SPEC_SUPPORT_CLOCK_X2 |
+ SND_MOTU_SPEC_TX_MICINST_CHUNK |
+ SND_MOTU_SPEC_TX_RETURN_CHUNK |
+ SND_MOTU_SPEC_RX_SEPARETED_MAIN,
+ .analog_in_ports = 2,
+ .analog_out_ports = 2,
+};
+
#define SND_MOTU_DEV_ENTRY(model, data) \
{ \
.match_flags = IEEE1394_MATCH_VENDOR_ID | \
@@ -272,6 +283,7 @@ static const struct ieee1394_device_id motu_id_table[] = {
SND_MOTU_DEV_ENTRY(0x000015, &motu_828mk3), /* FireWire only. */
SND_MOTU_DEV_ENTRY(0x000035, &motu_828mk3), /* Hybrid. */
SND_MOTU_DEV_ENTRY(0x000033, &motu_audio_express),
+ SND_MOTU_DEV_ENTRY(0x000045, &motu_4pre),
{ }
};
MODULE_DEVICE_TABLE(ieee1394, motu_id_table);
diff --git a/sound/firewire/tascam/tascam-pcm.c b/sound/firewire/tascam/tascam-pcm.c
index e4cc8990e195..9e58633e2dea 100644
--- a/sound/firewire/tascam/tascam-pcm.c
+++ b/sound/firewire/tascam/tascam-pcm.c
@@ -57,6 +57,9 @@ static int pcm_open(struct snd_pcm_substream *substream)
goto err_locked;
err = snd_tscm_stream_get_clock(tscm, &clock);
+ if (err < 0)
+ goto err_locked;
+
if (clock != SND_TSCM_CLOCK_INTERNAL ||
amdtp_stream_pcm_running(&tscm->rx_stream) ||
amdtp_stream_pcm_running(&tscm->tx_stream)) {
diff --git a/sound/firewire/tascam/tascam-stream.c b/sound/firewire/tascam/tascam-stream.c
index f1657a4e0621..a1308f12a65b 100644
--- a/sound/firewire/tascam/tascam-stream.c
+++ b/sound/firewire/tascam/tascam-stream.c
@@ -9,20 +9,37 @@
#include <linux/delay.h>
#include "tascam.h"
+#define CLOCK_STATUS_MASK 0xffff0000
+#define CLOCK_CONFIG_MASK 0x0000ffff
+
#define CALLBACK_TIMEOUT 500
static int get_clock(struct snd_tscm *tscm, u32 *data)
{
+ int trial = 0;
__be32 reg;
int err;
- err = snd_fw_transaction(tscm->unit, TCODE_READ_QUADLET_REQUEST,
- TSCM_ADDR_BASE + TSCM_OFFSET_CLOCK_STATUS,
- ®, sizeof(reg), 0);
- if (err >= 0)
+ while (trial++ < 5) {
+ err = snd_fw_transaction(tscm->unit, TCODE_READ_QUADLET_REQUEST,
+ TSCM_ADDR_BASE + TSCM_OFFSET_CLOCK_STATUS,
+ ®, sizeof(reg), 0);
+ if (err < 0)
+ return err;
+
*data = be32_to_cpu(reg);
+ if (*data & CLOCK_STATUS_MASK)
+ break;
- return err;
+ // In intermediate state after changing clock status.
+ msleep(50);
+ }
+
+ // Still in the intermediate state.
+ if (trial >= 5)
+ return -EAGAIN;
+
+ return 0;
}
static int set_clock(struct snd_tscm *tscm, unsigned int rate,
@@ -35,7 +52,7 @@ static int set_clock(struct snd_tscm *tscm, unsigned int rate,
err = get_clock(tscm, &data);
if (err < 0)
return err;
- data &= 0x0000ffff;
+ data &= CLOCK_CONFIG_MASK;
if (rate > 0) {
data &= 0x000000ff;
@@ -80,17 +97,14 @@ static int set_clock(struct snd_tscm *tscm, unsigned int rate,
int snd_tscm_stream_get_rate(struct snd_tscm *tscm, unsigned int *rate)
{
- u32 data = 0x0;
- unsigned int trials = 0;
+ u32 data;
int err;
- while (data == 0x0 || trials++ < 5) {
- err = get_clock(tscm, &data);
- if (err < 0)
- return err;
+ err = get_clock(tscm, &data);
+ if (err < 0)
+ return err;
- data = (data & 0xff000000) >> 24;
- }
+ data = (data & 0xff000000) >> 24;
/* Check base rate. */
if ((data & 0x0f) == 0x01)
diff --git a/sound/hda/hdac_controller.c b/sound/hda/hdac_controller.c
index 74244d8e2909..e858b6fa0c3a 100644
--- a/sound/hda/hdac_controller.c
+++ b/sound/hda/hdac_controller.c
@@ -443,6 +443,8 @@ static void azx_int_disable(struct hdac_bus *bus)
list_for_each_entry(azx_dev, &bus->stream_list, list)
snd_hdac_stream_updateb(azx_dev, SD_CTL, SD_INT_MASK, 0);
+ synchronize_irq(bus->irq);
+
/* disable SIE for all streams */
snd_hdac_chip_writeb(bus, INTCTL, 0);
diff --git a/sound/i2c/other/ak4xxx-adda.c b/sound/i2c/other/ak4xxx-adda.c
index 7f2761a2e7c8..971197c34fce 100644
--- a/sound/i2c/other/ak4xxx-adda.c
+++ b/sound/i2c/other/ak4xxx-adda.c
@@ -789,11 +789,12 @@ static int build_adc_controls(struct snd_akm4xxx *ak)
return err;
memset(&knew, 0, sizeof(knew));
- knew.name = ak->adc_info[mixer_ch].selector_name;
- if (!knew.name) {
+ if (!ak->adc_info ||
+ !ak->adc_info[mixer_ch].selector_name) {
knew.name = "Capture Channel";
knew.index = mixer_ch + ak->idx_offset * 2;
- }
+ } else
+ knew.name = ak->adc_info[mixer_ch].selector_name;
knew.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
knew.info = ak4xxx_capture_source_info;
diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c
index a41c1bec7c88..8fcb421193e0 100644
--- a/sound/pci/hda/hda_controller.c
+++ b/sound/pci/hda/hda_controller.c
@@ -877,10 +877,13 @@ static int azx_rirb_get_response(struct hdac_bus *bus, unsigned int addr,
*/
if (hbus->allow_bus_reset && !hbus->response_reset && !hbus->in_reset) {
hbus->response_reset = 1;
+ dev_err(chip->card->dev,
+ "No response from codec, resetting bus: last cmd=0x%08x\n",
+ bus->last_cmd[addr]);
return -EAGAIN; /* give a chance to retry */
}
- dev_err(chip->card->dev,
+ dev_WARN(chip->card->dev,
"azx_get_response timeout, switching to single_cmd mode: last cmd=0x%08x\n",
bus->last_cmd[addr]);
chip->single_cmd = 1;
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 0b24c5ce2fd6..bfc45086cf79 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1455,9 +1455,9 @@ static int azx_free(struct azx *chip)
}
if (bus->chip_init) {
+ azx_stop_chip(chip);
azx_clear_irq_pending(chip);
azx_stop_all_streams(chip);
- azx_stop_chip(chip);
}
if (bus->irq >= 0)
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index e4fbfb5557ab..107ec7f3e221 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -2583,6 +2583,8 @@ static void i915_pin_cvt_fixup(struct hda_codec *codec,
/* precondition and allocation for Intel codecs */
static int alloc_intel_hdmi(struct hda_codec *codec)
{
+ int err;
+
/* requires i915 binding */
if (!codec->bus->core.audio_component) {
codec_info(codec, "No i915 binding for Intel HDMI/DP codec\n");
@@ -2591,7 +2593,12 @@ static int alloc_intel_hdmi(struct hda_codec *codec)
return -ENODEV;
}
- return alloc_generic_hdmi(codec);
+ err = alloc_generic_hdmi(codec);
+ if (err < 0)
+ return err;
+ /* no need to handle unsol events */
+ codec->patch_ops.unsol_event = NULL;
+ return 0;
}
/* parse and post-process for Intel codecs */
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 7f74ebee8c2d..e1b08d6f2a51 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -1057,6 +1057,9 @@ static const struct snd_pci_quirk beep_white_list[] = {
SND_PCI_QUIRK(0x1043, 0x834a, "EeePC", 1),
SND_PCI_QUIRK(0x1458, 0xa002, "GA-MA790X", 1),
SND_PCI_QUIRK(0x8086, 0xd613, "Intel", 1),
+ /* blacklist -- no beep available */
+ SND_PCI_QUIRK(0x17aa, 0x309e, "Lenovo ThinkCentre M73", 0),
+ SND_PCI_QUIRK(0x17aa, 0x30a3, "Lenovo ThinkCentre M93", 0),
{}
};
@@ -5676,6 +5679,7 @@ enum {
ALC256_FIXUP_ASUS_MIC_NO_PRESENCE,
ALC299_FIXUP_PREDATOR_SPK,
ALC294_FIXUP_ASUS_INTSPK_HEADSET_MIC,
+ ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE,
};
static const struct hda_fixup alc269_fixups[] = {
@@ -6714,6 +6718,16 @@ static const struct hda_fixup alc269_fixups[] = {
.chained = true,
.chain_id = ALC269_FIXUP_HEADSET_MODE_NO_HP_MIC
},
+ [ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE] = {
+ .type = HDA_FIXUP_PINS,
+ .v.pins = (const struct hda_pintbl[]) {
+ { 0x19, 0x04a11040 },
+ { 0x21, 0x04211020 },
+ { }
+ },
+ .chained = true,
+ .chain_id = ALC256_FIXUP_ASUS_HEADSET_MODE
+ },
};
static const struct snd_pci_quirk alc269_fixup_tbl[] = {
@@ -6977,6 +6991,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x9e54, "LENOVO NB", ALC269_FIXUP_LENOVO_EAPD),
SND_PCI_QUIRK(0x19e5, 0x3204, "Huawei MBXP", ALC256_FIXUP_HUAWEI_MBXP_PINS),
SND_PCI_QUIRK(0x1b7d, 0xa831, "Ordissimo EVE2 ", ALC269VB_FIXUP_ORDISSIMO_EVE2), /* Also known as Malata PC-B1303 */
+ SND_PCI_QUIRK(0x10ec, 0x118c, "Medion EE4254 MD62100", ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE),
#if 0
/* Below is a quirk table taken from the old code.
@@ -7141,6 +7156,7 @@ static const struct hda_model_fixup alc269_fixup_models[] = {
{.id = ALC255_FIXUP_DELL_HEADSET_MIC, .name = "alc255-dell-headset"},
{.id = ALC295_FIXUP_HP_X360, .name = "alc295-hp-x360"},
{.id = ALC299_FIXUP_PREDATOR_SPK, .name = "predator-spk"},
+ {.id = ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE, .name = "alc256-medion-headset"},
{}
};
#define ALC225_STANDARD_PINS \
diff --git a/sound/soc/codecs/es8316.c b/sound/soc/codecs/es8316.c
index e97d12d578b0..9ebe77c3784a 100644
--- a/sound/soc/codecs/es8316.c
+++ b/sound/soc/codecs/es8316.c
@@ -46,7 +46,10 @@ static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(adc_vol_tlv, -9600, 50, 1);
static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(alc_max_gain_tlv, -650, 150, 0);
static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(alc_min_gain_tlv, -1200, 150, 0);
static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(alc_target_tlv, -1650, 150, 0);
-static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(hpmixer_gain_tlv, -1200, 150, 0);
+static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(hpmixer_gain_tlv,
+ 0, 4, TLV_DB_SCALE_ITEM(-1200, 150, 0),
+ 8, 11, TLV_DB_SCALE_ITEM(-450, 150, 0),
+);
static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(adc_pga_gain_tlv,
0, 0, TLV_DB_SCALE_ITEM(-350, 0, 0),
@@ -84,7 +87,7 @@ static const struct snd_kcontrol_new es8316_snd_controls[] = {
SOC_DOUBLE_TLV("Headphone Playback Volume", ES8316_CPHP_ICAL_VOL,
4, 0, 3, 1, hpout_vol_tlv),
SOC_DOUBLE_TLV("Headphone Mixer Volume", ES8316_HPMIX_VOL,
- 0, 4, 7, 0, hpmixer_gain_tlv),
+ 0, 4, 11, 0, hpmixer_gain_tlv),
SOC_ENUM("Playback Polarity", dacpol),
SOC_DOUBLE_R_TLV("DAC Playback Volume", ES8316_DAC_VOLL,
diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c
index 60764f6201b1..18cddf1729a6 100644
--- a/sound/soc/codecs/sgtl5000.c
+++ b/sound/soc/codecs/sgtl5000.c
@@ -1165,12 +1165,17 @@ static int sgtl5000_set_power_regs(struct snd_soc_component *component)
SGTL5000_INT_OSC_EN);
/* Enable VDDC charge pump */
ana_pwr |= SGTL5000_VDDC_CHRGPMP_POWERUP;
- } else if (vddio >= 3100 && vdda >= 3100) {
+ } else {
ana_pwr &= ~SGTL5000_VDDC_CHRGPMP_POWERUP;
- /* VDDC use VDDIO rail */
- lreg_ctrl |= SGTL5000_VDDC_ASSN_OVRD;
- lreg_ctrl |= SGTL5000_VDDC_MAN_ASSN_VDDIO <<
- SGTL5000_VDDC_MAN_ASSN_SHIFT;
+ /*
+ * if vddio == vdda the source of charge pump should be
+ * assigned manually to VDDIO
+ */
+ if (vddio == vdda) {
+ lreg_ctrl |= SGTL5000_VDDC_ASSN_OVRD;
+ lreg_ctrl |= SGTL5000_VDDC_MAN_ASSN_VDDIO <<
+ SGTL5000_VDDC_MAN_ASSN_SHIFT;
+ }
}
snd_soc_component_write(component, SGTL5000_CHIP_LINREG_CTRL, lreg_ctrl);
@@ -1280,6 +1285,7 @@ static int sgtl5000_probe(struct snd_soc_component *component)
int ret;
u16 reg;
struct sgtl5000_priv *sgtl5000 = snd_soc_component_get_drvdata(component);
+ unsigned int zcd_mask = SGTL5000_HP_ZCD_EN | SGTL5000_ADC_ZCD_EN;
/* power up sgtl5000 */
ret = sgtl5000_set_power_regs(component);
@@ -1305,9 +1311,8 @@ static int sgtl5000_probe(struct snd_soc_component *component)
reg = ((sgtl5000->lrclk_strength) << SGTL5000_PAD_I2S_LRCLK_SHIFT | 0x5f);
snd_soc_component_write(component, SGTL5000_CHIP_PAD_STRENGTH, reg);
- snd_soc_component_write(component, SGTL5000_CHIP_ANA_CTRL,
- SGTL5000_HP_ZCD_EN |
- SGTL5000_ADC_ZCD_EN);
+ snd_soc_component_update_bits(component, SGTL5000_CHIP_ANA_CTRL,
+ zcd_mask, zcd_mask);
snd_soc_component_update_bits(component, SGTL5000_CHIP_MIC_CTRL,
SGTL5000_BIAS_R_MASK,
diff --git a/sound/soc/codecs/tlv320aic31xx.c b/sound/soc/codecs/tlv320aic31xx.c
index bf92d36b8f8a..3c75dcf91741 100644
--- a/sound/soc/codecs/tlv320aic31xx.c
+++ b/sound/soc/codecs/tlv320aic31xx.c
@@ -1441,7 +1441,8 @@ static int aic31xx_i2c_probe(struct i2c_client *i2c,
aic31xx->gpio_reset = devm_gpiod_get_optional(aic31xx->dev, "reset",
GPIOD_OUT_LOW);
if (IS_ERR(aic31xx->gpio_reset)) {
- dev_err(aic31xx->dev, "not able to acquire gpio\n");
+ if (PTR_ERR(aic31xx->gpio_reset) != -EPROBE_DEFER)
+ dev_err(aic31xx->dev, "not able to acquire gpio\n");
return PTR_ERR(aic31xx->gpio_reset);
}
@@ -1452,7 +1453,9 @@ static int aic31xx_i2c_probe(struct i2c_client *i2c,
ARRAY_SIZE(aic31xx->supplies),
aic31xx->supplies);
if (ret) {
- dev_err(aic31xx->dev, "Failed to request supplies: %d\n", ret);
+ if (ret != -EPROBE_DEFER)
+ dev_err(aic31xx->dev,
+ "Failed to request supplies: %d\n", ret);
return ret;
}
diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
index 09b2967befd9..d83be26d6446 100644
--- a/sound/soc/fsl/fsl_ssi.c
+++ b/sound/soc/fsl/fsl_ssi.c
@@ -799,15 +799,6 @@ static int fsl_ssi_hw_params(struct snd_pcm_substream *substream,
u32 wl = SSI_SxCCR_WL(sample_size);
int ret;
- /*
- * SSI is properly configured if it is enabled and running in
- * the synchronous mode; Note that AC97 mode is an exception
- * that should set separate configurations for STCCR and SRCCR
- * despite running in the synchronous mode.
- */
- if (ssi->streams && ssi->synchronous)
- return 0;
-
if (fsl_ssi_is_i2s_master(ssi)) {
ret = fsl_ssi_set_bclk(substream, dai, hw_params);
if (ret)
@@ -823,6 +814,15 @@ static int fsl_ssi_hw_params(struct snd_pcm_substream *substream,
}
}
+ /*
+ * SSI is properly configured if it is enabled and running in
+ * the synchronous mode; Note that AC97 mode is an exception
+ * that should set separate configurations for STCCR and SRCCR
+ * despite running in the synchronous mode.
+ */
+ if (ssi->streams && ssi->synchronous)
+ return 0;
+
if (!fsl_ssi_is_ac97(ssi)) {
/*
* Keep the ssi->i2s_net intact while having a local variable
diff --git a/sound/soc/intel/common/sst-ipc.c b/sound/soc/intel/common/sst-ipc.c
index dcff13802c00..771734fd7707 100644
--- a/sound/soc/intel/common/sst-ipc.c
+++ b/sound/soc/intel/common/sst-ipc.c
@@ -231,6 +231,8 @@ struct ipc_message *sst_ipc_reply_find_msg(struct sst_generic_ipc *ipc,
if (ipc->ops.reply_msg_match != NULL)
header = ipc->ops.reply_msg_match(header, &mask);
+ else
+ mask = (u64)-1;
if (list_empty(&ipc->rx_list)) {
dev_err(ipc->dev, "error: rx list empty but received 0x%llx\n",
diff --git a/sound/soc/intel/skylake/skl-debug.c b/sound/soc/intel/skylake/skl-debug.c
index 5d7ac2ee7a3c..faf1cba57abb 100644
--- a/sound/soc/intel/skylake/skl-debug.c
+++ b/sound/soc/intel/skylake/skl-debug.c
@@ -196,7 +196,7 @@ static ssize_t fw_softreg_read(struct file *file, char __user *user_buf,
memset(d->fw_read_buff, 0, FW_REG_BUF);
if (w0_stat_sz > 0)
- __iowrite32_copy(d->fw_read_buff, fw_reg_addr, w0_stat_sz >> 2);
+ __ioread32_copy(d->fw_read_buff, fw_reg_addr, w0_stat_sz >> 2);
for (offset = 0; offset < FW_REG_SIZE; offset += 16) {
ret += snprintf(tmp + ret, FW_REG_BUF - ret, "%#.4x: ", offset);
diff --git a/sound/soc/intel/skylake/skl-nhlt.c b/sound/soc/intel/skylake/skl-nhlt.c
index 01a050cf8775..3cef2ebfd8be 100644
--- a/sound/soc/intel/skylake/skl-nhlt.c
+++ b/sound/soc/intel/skylake/skl-nhlt.c
@@ -231,7 +231,7 @@ int skl_nhlt_update_topology_bin(struct skl *skl)
struct hdac_bus *bus = skl_to_bus(skl);
struct device *dev = bus->dev;
- dev_dbg(dev, "oem_id %.6s, oem_table_id %8s oem_revision %d\n",
+ dev_dbg(dev, "oem_id %.6s, oem_table_id %.8s oem_revision %d\n",
nhlt->header.oem_id, nhlt->header.oem_table_id,
nhlt->header.oem_revision);
diff --git a/sound/soc/sh/rcar/adg.c b/sound/soc/sh/rcar/adg.c
index 051f96405346..549a137878a6 100644
--- a/sound/soc/sh/rcar/adg.c
+++ b/sound/soc/sh/rcar/adg.c
@@ -30,6 +30,7 @@ struct rsnd_adg {
struct clk *clkout[CLKOUTMAX];
struct clk_onecell_data onecell;
struct rsnd_mod mod;
+ int clk_rate[CLKMAX];
u32 flags;
u32 ckr;
u32 rbga;
@@ -113,9 +114,9 @@ static void __rsnd_adg_get_timesel_ratio(struct rsnd_priv *priv,
unsigned int val, en;
unsigned int min, diff;
unsigned int sel_rate[] = {
- clk_get_rate(adg->clk[CLKA]), /* 0000: CLKA */
- clk_get_rate(adg->clk[CLKB]), /* 0001: CLKB */
- clk_get_rate(adg->clk[CLKC]), /* 0010: CLKC */
+ adg->clk_rate[CLKA], /* 0000: CLKA */
+ adg->clk_rate[CLKB], /* 0001: CLKB */
+ adg->clk_rate[CLKC], /* 0010: CLKC */
adg->rbga_rate_for_441khz, /* 0011: RBGA */
adg->rbgb_rate_for_48khz, /* 0100: RBGB */
};
@@ -331,7 +332,7 @@ int rsnd_adg_clk_query(struct rsnd_priv *priv, unsigned int rate)
* AUDIO_CLKA/AUDIO_CLKB/AUDIO_CLKC/AUDIO_CLKI.
*/
for_each_rsnd_clk(clk, adg, i) {
- if (rate == clk_get_rate(clk))
+ if (rate == adg->clk_rate[i])
return sel_table[i];
}
@@ -398,10 +399,18 @@ void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable)
for_each_rsnd_clk(clk, adg, i) {
ret = 0;
- if (enable)
+ if (enable) {
ret = clk_prepare_enable(clk);
- else
+
+ /*
+ * We shouldn't use clk_get_rate() under
+ * atomic context. Let's keep it when
+ * rsnd_adg_clk_enable() was called
+ */
+ adg->clk_rate[i] = clk_get_rate(adg->clk[i]);
+ } else {
clk_disable_unprepare(clk);
+ }
if (ret < 0)
dev_warn(dev, "can't use clk %d\n", i);
diff --git a/sound/soc/soc-generic-dmaengine-pcm.c b/sound/soc/soc-generic-dmaengine-pcm.c
index 30e791a53352..232df04ca586 100644
--- a/sound/soc/soc-generic-dmaengine-pcm.c
+++ b/sound/soc/soc-generic-dmaengine-pcm.c
@@ -313,6 +313,12 @@ static int dmaengine_pcm_new(struct snd_soc_pcm_runtime *rtd)
if (!dmaengine_pcm_can_report_residue(dev, pcm->chan[i]))
pcm->flags |= SND_DMAENGINE_PCM_FLAG_NO_RESIDUE;
+
+ if (rtd->pcm->streams[i].pcm->name[0] == '\0') {
+ strncpy(rtd->pcm->streams[i].pcm->name,
+ rtd->pcm->streams[i].pcm->id,
+ sizeof(rtd->pcm->streams[i].pcm->name));
+ }
}
return 0;
diff --git a/sound/soc/sunxi/sun4i-i2s.c b/sound/soc/sunxi/sun4i-i2s.c
index 6173dd86c62c..18cf8404d27c 100644
--- a/sound/soc/sunxi/sun4i-i2s.c
+++ b/sound/soc/sunxi/sun4i-i2s.c
@@ -223,10 +223,11 @@ static const struct sun4i_i2s_clk_div sun4i_i2s_mclk_div[] = {
};
static int sun4i_i2s_get_bclk_div(struct sun4i_i2s *i2s,
- unsigned int oversample_rate,
+ unsigned long parent_rate,
+ unsigned int sampling_rate,
unsigned int word_size)
{
- int div = oversample_rate / word_size / 2;
+ int div = parent_rate / sampling_rate / word_size / 2;
int i;
for (i = 0; i < ARRAY_SIZE(sun4i_i2s_bclk_div); i++) {
@@ -316,8 +317,8 @@ static int sun4i_i2s_set_clk_rate(struct snd_soc_dai *dai,
return -EINVAL;
}
- bclk_div = sun4i_i2s_get_bclk_div(i2s, oversample_rate,
- word_size);
+ bclk_div = sun4i_i2s_get_bclk_div(i2s, i2s->mclk_freq,
+ rate, word_size);
if (bclk_div < 0) {
dev_err(dai->dev, "Unsupported BCLK divider: %d\n", bclk_div);
return -EINVAL;
diff --git a/sound/soc/uniphier/aio-cpu.c b/sound/soc/uniphier/aio-cpu.c
index ee90e6c3937c..2ae582a99b63 100644
--- a/sound/soc/uniphier/aio-cpu.c
+++ b/sound/soc/uniphier/aio-cpu.c
@@ -424,8 +424,11 @@ int uniphier_aio_dai_suspend(struct snd_soc_dai *dai)
{
struct uniphier_aio *aio = uniphier_priv(dai);
- reset_control_assert(aio->chip->rst);
- clk_disable_unprepare(aio->chip->clk);
+ aio->chip->num_wup_aios--;
+ if (!aio->chip->num_wup_aios) {
+ reset_control_assert(aio->chip->rst);
+ clk_disable_unprepare(aio->chip->clk);
+ }
return 0;
}
@@ -439,13 +442,15 @@ int uniphier_aio_dai_resume(struct snd_soc_dai *dai)
if (!aio->chip->active)
return 0;
- ret = clk_prepare_enable(aio->chip->clk);
- if (ret)
- return ret;
+ if (!aio->chip->num_wup_aios) {
+ ret = clk_prepare_enable(aio->chip->clk);
+ if (ret)
+ return ret;
- ret = reset_control_deassert(aio->chip->rst);
- if (ret)
- goto err_out_clock;
+ ret = reset_control_deassert(aio->chip->rst);
+ if (ret)
+ goto err_out_clock;
+ }
aio_iecout_set_enable(aio->chip, true);
aio_chip_init(aio->chip);
@@ -458,7 +463,7 @@ int uniphier_aio_dai_resume(struct snd_soc_dai *dai)
ret = aio_init(sub);
if (ret)
- goto err_out_clock;
+ goto err_out_reset;
if (!sub->setting)
continue;
@@ -466,11 +471,16 @@ int uniphier_aio_dai_resume(struct snd_soc_dai *dai)
aio_port_reset(sub);
aio_src_reset(sub);
}
+ aio->chip->num_wup_aios++;
return 0;
+err_out_reset:
+ if (!aio->chip->num_wup_aios)
+ reset_control_assert(aio->chip->rst);
err_out_clock:
- clk_disable_unprepare(aio->chip->clk);
+ if (!aio->chip->num_wup_aios)
+ clk_disable_unprepare(aio->chip->clk);
return ret;
}
@@ -619,6 +629,7 @@ int uniphier_aio_probe(struct platform_device *pdev)
return PTR_ERR(chip->rst);
chip->num_aios = chip->chip_spec->num_dais;
+ chip->num_wup_aios = chip->num_aios;
chip->aios = devm_kcalloc(dev,
chip->num_aios, sizeof(struct uniphier_aio),
GFP_KERNEL);
diff --git a/sound/soc/uniphier/aio.h b/sound/soc/uniphier/aio.h
index ca6ccbae0ee8..a7ff7e556429 100644
--- a/sound/soc/uniphier/aio.h
+++ b/sound/soc/uniphier/aio.h
@@ -285,6 +285,7 @@ struct uniphier_aio_chip {
struct uniphier_aio *aios;
int num_aios;
+ int num_wup_aios;
struct uniphier_aio_pll *plls;
int num_plls;
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index 35c57a4204a8..13ea63c959d3 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -464,6 +464,7 @@ static int set_sync_endpoint(struct snd_usb_substream *subs,
}
ep = get_endpoint(alts, 1)->bEndpointAddress;
if (get_endpoint(alts, 0)->bLength >= USB_DT_ENDPOINT_AUDIO_SIZE &&
+ get_endpoint(alts, 0)->bSynchAddress != 0 &&
((is_playback && ep != (unsigned int)(get_endpoint(alts, 0)->bSynchAddress | USB_DIR_IN)) ||
(!is_playback && ep != (unsigned int)(get_endpoint(alts, 0)->bSynchAddress & ~USB_DIR_IN)))) {
dev_err(&dev->dev,
diff --git a/tools/include/uapi/asm/bitsperlong.h b/tools/include/uapi/asm/bitsperlong.h
index 57aaeaf8e192..edba4d93e9e6 100644
--- a/tools/include/uapi/asm/bitsperlong.h
+++ b/tools/include/uapi/asm/bitsperlong.h
@@ -1,22 +1,22 @@
/* SPDX-License-Identifier: GPL-2.0 */
#if defined(__i386__) || defined(__x86_64__)
-#include "../../arch/x86/include/uapi/asm/bitsperlong.h"
+#include "../../../arch/x86/include/uapi/asm/bitsperlong.h"
#elif defined(__aarch64__)
-#include "../../arch/arm64/include/uapi/asm/bitsperlong.h"
+#include "../../../arch/arm64/include/uapi/asm/bitsperlong.h"
#elif defined(__powerpc__)
-#include "../../arch/powerpc/include/uapi/asm/bitsperlong.h"
+#include "../../../arch/powerpc/include/uapi/asm/bitsperlong.h"
#elif defined(__s390__)
-#include "../../arch/s390/include/uapi/asm/bitsperlong.h"
+#include "../../../arch/s390/include/uapi/asm/bitsperlong.h"
#elif defined(__sparc__)
-#include "../../arch/sparc/include/uapi/asm/bitsperlong.h"
+#include "../../../arch/sparc/include/uapi/asm/bitsperlong.h"
#elif defined(__mips__)
-#include "../../arch/mips/include/uapi/asm/bitsperlong.h"
+#include "../../../arch/mips/include/uapi/asm/bitsperlong.h"
#elif defined(__ia64__)
-#include "../../arch/ia64/include/uapi/asm/bitsperlong.h"
+#include "../../../arch/ia64/include/uapi/asm/bitsperlong.h"
#elif defined(__riscv)
-#include "../../arch/riscv/include/uapi/asm/bitsperlong.h"
+#include "../../../arch/riscv/include/uapi/asm/bitsperlong.h"
#elif defined(__alpha__)
-#include "../../arch/alpha/include/uapi/asm/bitsperlong.h"
+#include "../../../arch/alpha/include/uapi/asm/bitsperlong.h"
#else
#include <asm-generic/bitsperlong.h>
#endif
diff --git a/tools/lib/traceevent/Makefile b/tools/lib/traceevent/Makefile
index 0b4e833088a4..95a43ccb6dd0 100644
--- a/tools/lib/traceevent/Makefile
+++ b/tools/lib/traceevent/Makefile
@@ -55,15 +55,15 @@ set_plugin_dir := 1
# Set plugin_dir to preffered global plugin location
# If we install under $HOME directory we go under
-# $(HOME)/.traceevent/plugins
+# $(HOME)/.local/lib/traceevent/plugins
#
# We dont set PLUGIN_DIR in case we install under $HOME
# directory, because by default the code looks under:
-# $(HOME)/.traceevent/plugins by default.
+# $(HOME)/.local/lib/traceevent/plugins by default.
#
ifeq ($(plugin_dir),)
ifeq ($(prefix),$(HOME))
-override plugin_dir = $(HOME)/.traceevent/plugins
+override plugin_dir = $(HOME)/.local/lib/traceevent/plugins
set_plugin_dir := 0
else
override plugin_dir = $(libdir)/traceevent/plugins
diff --git a/tools/lib/traceevent/event-plugin.c b/tools/lib/traceevent/event-plugin.c
index f17e25097e1e..52874eb94ace 100644
--- a/tools/lib/traceevent/event-plugin.c
+++ b/tools/lib/traceevent/event-plugin.c
@@ -16,7 +16,7 @@
#include "event-parse.h"
#include "event-utils.h"
-#define LOCAL_PLUGIN_DIR ".traceevent/plugins"
+#define LOCAL_PLUGIN_DIR ".local/lib/traceevent/plugins/"
static struct registered_plugin_options {
struct registered_plugin_options *next;
diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index a11cb006f968..80f8ae8b1366 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -439,6 +439,9 @@ int main(int argc, const char **argv)
srandom(time(NULL));
+ /* Setting $PERF_CONFIG makes perf read _only_ the given config file. */
+ config_exclusive_filename = getenv("PERF_CONFIG");
+
err = perf_config(perf_default_config, NULL);
if (err)
return err;
diff --git a/tools/perf/tests/shell/trace+probe_vfs_getname.sh b/tools/perf/tests/shell/trace+probe_vfs_getname.sh
index 4ce276efe6b4..fe223fc5c1f8 100755
--- a/tools/perf/tests/shell/trace+probe_vfs_getname.sh
+++ b/tools/perf/tests/shell/trace+probe_vfs_getname.sh
@@ -29,6 +29,10 @@ if [ $err -ne 0 ] ; then
exit $err
fi
+# Do not use whatever ~/.perfconfig file, it may change the output
+# via trace.{show_timestamp,show_prefix,etc}
+export PERF_CONFIG=/dev/null
+
trace_open_vfs_getname
err=$?
rm -f ${file}
diff --git a/tools/perf/trace/beauty/ioctl.c b/tools/perf/trace/beauty/ioctl.c
index 1be3b4cf0827..82346ca06f17 100644
--- a/tools/perf/trace/beauty/ioctl.c
+++ b/tools/perf/trace/beauty/ioctl.c
@@ -22,7 +22,7 @@
static size_t ioctl__scnprintf_tty_cmd(int nr, int dir, char *bf, size_t size)
{
static const char *ioctl_tty_cmd[] = {
- "TCGETS", "TCSETS", "TCSETSW", "TCSETSF", "TCGETA", "TCSETA", "TCSETAW",
+ [_IOC_NR(TCGETS)] = "TCGETS", "TCSETS", "TCSETSW", "TCSETSF", "TCGETA", "TCSETA", "TCSETAW",
"TCSETAF", "TCSBRK", "TCXONC", "TCFLSH", "TIOCEXCL", "TIOCNXCL", "TIOCSCTTY",
"TIOCGPGRP", "TIOCSPGRP", "TIOCOUTQ", "TIOCSTI", "TIOCGWINSZ", "TIOCSWINSZ",
"TIOCMGET", "TIOCMBIS", "TIOCMBIC", "TIOCMSET", "TIOCGSOFTCAR", "TIOCSSOFTCAR",
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 54c34c107cab..0c70788593c8 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -2184,8 +2184,10 @@ static int process_cpu_topology(struct feat_fd *ff, void *data __maybe_unused)
/* On s390 the socket_id number is not related to the numbers of cpus.
* The socket_id number might be higher than the numbers of cpus.
* This depends on the configuration.
+ * AArch64 is the same.
*/
- if (ph->env.arch && !strncmp(ph->env.arch, "s390", 4))
+ if (ph->env.arch && (!strncmp(ph->env.arch, "s390", 4)
+ || !strncmp(ph->env.arch, "aarch64", 7)))
do_core_id_test = false;
for (i = 0; i < (u32)cpu_nr; i++) {
diff --git a/tools/perf/util/xyarray.h b/tools/perf/util/xyarray.h
index 7ffe562e7ae7..2627b038b6f2 100644
--- a/tools/perf/util/xyarray.h
+++ b/tools/perf/util/xyarray.h
@@ -2,6 +2,7 @@
#ifndef _PERF_XYARRAY_H_
#define _PERF_XYARRAY_H_ 1
+#include <linux/compiler.h>
#include <sys/types.h>
struct xyarray {
@@ -10,7 +11,7 @@ struct xyarray {
size_t entries;
size_t max_x;
size_t max_y;
- char contents[];
+ char contents[] __aligned(8);
};
struct xyarray *xyarray__new(int xlen, int ylen, size_t entry_size);
