diff --git a/Documentation/devicetree/bindings/net/btusb.txt b/Documentation/devicetree/bindings/net/btusb.txt index b1ad6ee68e90..c51dd99dc0d3 100644 --- a/Documentation/devicetree/bindings/net/btusb.txt +++ b/Documentation/devicetree/bindings/net/btusb.txt @@ -38,7 +38,7 @@ Following example uses irq pin number 3 of gpio0 for out of band wake-on-bt: compatible = "usb1286,204e"; reg = <1>; interrupt-parent = <&gpio0>; - interrupt-name = "wakeup"; + interrupt-names = "wakeup"; interrupts = <3 IRQ_TYPE_LEVEL_LOW>; }; }; diff --git a/Documentation/devicetree/bindings/net/ethernet-controller.yaml b/Documentation/devicetree/bindings/net/ethernet-controller.yaml index 0e7c31794ae6..4f78e9a6da60 100644 --- a/Documentation/devicetree/bindings/net/ethernet-controller.yaml +++ b/Documentation/devicetree/bindings/net/ethernet-controller.yaml @@ -190,6 +190,11 @@ properties: Indicates that full-duplex is used. When absent, half duplex is assumed. + pause: + $ref: /schemas/types.yaml#definitions/flag + description: + Indicates that pause should be enabled. + asym-pause: $ref: /schemas/types.yaml#definitions/flag description: diff --git a/Documentation/filesystems/sysfs.txt b/Documentation/filesystems/sysfs.txt index ddf15b1b0d5a..33ec0a01450d 100644 --- a/Documentation/filesystems/sysfs.txt +++ b/Documentation/filesystems/sysfs.txt @@ -232,12 +232,10 @@ Other notes: is 4096. - show() methods should return the number of bytes printed into the - buffer. This is the return value of scnprintf(). + buffer. -- show() must not use snprintf() when formatting the value to be - returned to user space. If you can guarantee that an overflow - will never happen you can use sprintf() otherwise you must use - scnprintf(). +- show() should only use sysfs_emit() or sysfs_emit_at() when formatting + the value to be returned to user space. - store() should return the number of bytes used from the buffer. If the entire buffer has been used, just return the count argument. diff --git a/Makefile b/Makefile index 80ff67e5f73a..c95435d78fcb 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 5 PATCHLEVEL = 4 -SUBLEVEL = 102 +SUBLEVEL = 103 EXTRAVERSION = NAME = Kleptomaniac Octopus diff --git a/arch/arm/xen/p2m.c b/arch/arm/xen/p2m.c index fd6e3aafe272..acb464547a54 100644 --- a/arch/arm/xen/p2m.c +++ b/arch/arm/xen/p2m.c @@ -93,12 +93,39 @@ int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops, int i; for (i = 0; i < count; i++) { + struct gnttab_unmap_grant_ref unmap; + int rc; + if (map_ops[i].status) continue; - if (unlikely(!set_phys_to_machine(map_ops[i].host_addr >> XEN_PAGE_SHIFT, - map_ops[i].dev_bus_addr >> XEN_PAGE_SHIFT))) { - return -ENOMEM; - } + if (likely(set_phys_to_machine(map_ops[i].host_addr >> XEN_PAGE_SHIFT, + map_ops[i].dev_bus_addr >> XEN_PAGE_SHIFT))) + continue; + + /* + * Signal an error for this slot. This in turn requires + * immediate unmapping. + */ + map_ops[i].status = GNTST_general_error; + unmap.host_addr = map_ops[i].host_addr, + unmap.handle = map_ops[i].handle; + map_ops[i].handle = ~0; + if (map_ops[i].flags & GNTMAP_device_map) + unmap.dev_bus_addr = map_ops[i].dev_bus_addr; + else + unmap.dev_bus_addr = 0; + + /* + * Pre-populate the status field, to be recognizable in + * the log message below. + */ + unmap.status = 1; + + rc = HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, + &unmap, 1); + if (rc || unmap.status != GNTST_okay) + pr_err_once("gnttab unmap failed: rc=%d st=%d\n", + rc, unmap.status); } return 0; diff --git a/arch/arm64/kernel/module.lds b/arch/arm64/kernel/module.lds index 22e36a21c113..09a0eef71d12 100644 --- a/arch/arm64/kernel/module.lds +++ b/arch/arm64/kernel/module.lds @@ -1,5 +1,5 @@ SECTIONS { - .plt (NOLOAD) : { BYTE(0) } - .init.plt (NOLOAD) : { BYTE(0) } - .text.ftrace_trampoline (NOLOAD) : { BYTE(0) } + .plt 0 (NOLOAD) : { BYTE(0) } + .init.plt 0 (NOLOAD) : { BYTE(0) } + .text.ftrace_trampoline 0 (NOLOAD) : { BYTE(0) } } diff --git a/arch/mips/include/asm/string.h b/arch/mips/include/asm/string.h index 29030cb398ee..1de3bbce8e88 100644 --- a/arch/mips/include/asm/string.h +++ b/arch/mips/include/asm/string.h @@ -10,127 +10,6 @@ #ifndef _ASM_STRING_H #define _ASM_STRING_H - -/* - * Most of the inline functions are rather naive implementations so I just - * didn't bother updating them for 64-bit ... - */ -#ifdef CONFIG_32BIT - -#ifndef IN_STRING_C - -#define __HAVE_ARCH_STRCPY -static __inline__ char *strcpy(char *__dest, __const__ char *__src) -{ - char *__xdest = __dest; - - __asm__ __volatile__( - ".set\tnoreorder\n\t" - ".set\tnoat\n" - "1:\tlbu\t$1,(%1)\n\t" - "addiu\t%1,1\n\t" - "sb\t$1,(%0)\n\t" - "bnez\t$1,1b\n\t" - "addiu\t%0,1\n\t" - ".set\tat\n\t" - ".set\treorder" - : "=r" (__dest), "=r" (__src) - : "0" (__dest), "1" (__src) - : "memory"); - - return __xdest; -} - -#define __HAVE_ARCH_STRNCPY -static __inline__ char *strncpy(char *__dest, __const__ char *__src, size_t __n) -{ - char *__xdest = __dest; - - if (__n == 0) - return __xdest; - - __asm__ __volatile__( - ".set\tnoreorder\n\t" - ".set\tnoat\n" - "1:\tlbu\t$1,(%1)\n\t" - "subu\t%2,1\n\t" - "sb\t$1,(%0)\n\t" - "beqz\t$1,2f\n\t" - "addiu\t%0,1\n\t" - "bnez\t%2,1b\n\t" - "addiu\t%1,1\n" - "2:\n\t" - ".set\tat\n\t" - ".set\treorder" - : "=r" (__dest), "=r" (__src), "=r" (__n) - : "0" (__dest), "1" (__src), "2" (__n) - : "memory"); - - return __xdest; -} - -#define __HAVE_ARCH_STRCMP -static __inline__ int strcmp(__const__ char *__cs, __const__ char *__ct) -{ - int __res; - - __asm__ __volatile__( - ".set\tnoreorder\n\t" - ".set\tnoat\n\t" - "lbu\t%2,(%0)\n" - "1:\tlbu\t$1,(%1)\n\t" - "addiu\t%0,1\n\t" - "bne\t$1,%2,2f\n\t" - "addiu\t%1,1\n\t" - "bnez\t%2,1b\n\t" - "lbu\t%2,(%0)\n\t" -#if defined(CONFIG_CPU_R3000) - "nop\n\t" -#endif - "move\t%2,$1\n" - "2:\tsubu\t%2,$1\n" - "3:\t.set\tat\n\t" - ".set\treorder" - : "=r" (__cs), "=r" (__ct), "=r" (__res) - : "0" (__cs), "1" (__ct)); - - return __res; -} - -#endif /* !defined(IN_STRING_C) */ - -#define __HAVE_ARCH_STRNCMP -static __inline__ int -strncmp(__const__ char *__cs, __const__ char *__ct, size_t __count) -{ - int __res; - - __asm__ __volatile__( - ".set\tnoreorder\n\t" - ".set\tnoat\n" - "1:\tlbu\t%3,(%0)\n\t" - "beqz\t%2,2f\n\t" - "lbu\t$1,(%1)\n\t" - "subu\t%2,1\n\t" - "bne\t$1,%3,3f\n\t" - "addiu\t%0,1\n\t" - "bnez\t%3,1b\n\t" - "addiu\t%1,1\n" - "2:\n\t" -#if defined(CONFIG_CPU_R3000) - "nop\n\t" -#endif - "move\t%3,$1\n" - "3:\tsubu\t%3,$1\n\t" - ".set\tat\n\t" - ".set\treorder" - : "=r" (__cs), "=r" (__ct), "=r" (__count), "=r" (__res) - : "0" (__cs), "1" (__ct), "2" (__count)); - - return __res; -} -#endif /* CONFIG_32BIT */ - #define __HAVE_ARCH_MEMSET extern void *memset(void *__s, int __c, size_t __count); diff --git a/arch/mips/vdso/Makefile b/arch/mips/vdso/Makefile index 996a934ece7d..d3cd9c4cadc2 100644 --- a/arch/mips/vdso/Makefile +++ b/arch/mips/vdso/Makefile @@ -16,12 +16,9 @@ ccflags-vdso := \ $(filter -march=%,$(KBUILD_CFLAGS)) \ $(filter -m%-float,$(KBUILD_CFLAGS)) \ $(filter -mno-loongson-%,$(KBUILD_CFLAGS)) \ + $(CLANG_FLAGS) \ -D__VDSO__ -ifdef CONFIG_CC_IS_CLANG -ccflags-vdso += $(filter --target=%,$(KBUILD_CFLAGS)) -endif - # # The -fno-jump-tables flag only prevents the compiler from generating # jump tables but does not prevent the compiler from emitting absolute diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c index e5fcfb70cc7c..4d54aa70ea5f 100644 --- a/arch/parisc/kernel/irq.c +++ b/arch/parisc/kernel/irq.c @@ -376,7 +376,11 @@ static inline int eirr_to_irq(unsigned long eirr) /* * IRQ STACK - used for irq handler */ +#ifdef CONFIG_64BIT +#define IRQ_STACK_SIZE (4096 << 4) /* 64k irq stack size */ +#else #define IRQ_STACK_SIZE (4096 << 3) /* 32k irq stack size */ +#endif union irq_stack_union { unsigned long stack[IRQ_STACK_SIZE/sizeof(unsigned long)]; diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c index b24c38090dd9..90760393a964 100644 --- a/arch/x86/events/intel/core.c +++ b/arch/x86/events/intel/core.c @@ -4002,6 +4002,9 @@ static const struct x86_cpu_desc isolation_ucodes[] = { INTEL_CPU_DESC(INTEL_FAM6_BROADWELL_X, 2, 0x0b000014), INTEL_CPU_DESC(INTEL_FAM6_SKYLAKE_X, 3, 0x00000021), INTEL_CPU_DESC(INTEL_FAM6_SKYLAKE_X, 4, 0x00000000), + INTEL_CPU_DESC(INTEL_FAM6_SKYLAKE_X, 5, 0x00000000), + INTEL_CPU_DESC(INTEL_FAM6_SKYLAKE_X, 6, 0x00000000), + INTEL_CPU_DESC(INTEL_FAM6_SKYLAKE_X, 7, 0x00000000), INTEL_CPU_DESC(INTEL_FAM6_SKYLAKE_L, 3, 0x0000007c), INTEL_CPU_DESC(INTEL_FAM6_SKYLAKE, 3, 0x0000007c), INTEL_CPU_DESC(INTEL_FAM6_KABYLAKE, 9, 0x0000004e), diff --git a/arch/x86/kernel/module.c b/arch/x86/kernel/module.c index d5c72cb877b3..77dabedaa9d1 100644 --- a/arch/x86/kernel/module.c +++ b/arch/x86/kernel/module.c @@ -114,6 +114,7 @@ int apply_relocate(Elf32_Shdr *sechdrs, *location += sym->st_value; break; case R_386_PC32: + case R_386_PLT32: /* Add the value, subtract its position */ *location += sym->st_value - (uint32_t)location; break; diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index 835b6fc0c1bb..b1b96d461bc7 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c @@ -477,6 +477,15 @@ static const struct dmi_system_id reboot_dmi_table[] __initconst = { }, }, + { /* PCIe Wifi card isn't detected after reboot otherwise */ + .callback = set_pci_reboot, + .ident = "Zotac ZBOX CI327 nano", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "NA"), + DMI_MATCH(DMI_PRODUCT_NAME, "ZBOX-CI327NANO-GS-01"), + }, + }, + /* Sony */ { /* Handle problems with rebooting on Sony VGN-Z540N */ .callback = set_bios_reboot, diff --git a/arch/x86/tools/relocs.c b/arch/x86/tools/relocs.c index ce7188cbdae5..1c3a1962cade 100644 --- a/arch/x86/tools/relocs.c +++ b/arch/x86/tools/relocs.c @@ -867,9 +867,11 @@ static int do_reloc32(struct section *sec, Elf_Rel *rel, Elf_Sym *sym, case R_386_PC32: case R_386_PC16: case R_386_PC8: + case R_386_PLT32: /* - * NONE can be ignored and PC relative relocations don't - * need to be adjusted. + * NONE can be ignored and PC relative relocations don't need + * to be adjusted. Because sym must be defined, R_386_PLT32 can + * be treated the same way as R_386_PC32. */ break; @@ -910,9 +912,11 @@ static int do_reloc_real(struct section *sec, Elf_Rel *rel, Elf_Sym *sym, case R_386_PC32: case R_386_PC16: case R_386_PC8: + case R_386_PLT32: /* - * NONE can be ignored and PC relative relocations don't - * need to be adjusted. + * NONE can be ignored and PC relative relocations don't need + * to be adjusted. Because sym must be defined, R_386_PLT32 can + * be treated the same way as R_386_PC32. */ break; diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index 7fe5be8e6d3d..12fcb3858303 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -714,6 +714,8 @@ int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops, for (i = 0; i < count; i++) { unsigned long mfn, pfn; + struct gnttab_unmap_grant_ref unmap[2]; + int rc; /* Do not add to override if the map failed. */ if (map_ops[i].status != GNTST_okay || @@ -731,10 +733,46 @@ int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops, WARN(pfn_to_mfn(pfn) != INVALID_P2M_ENTRY, "page must be ballooned"); - if (unlikely(!set_phys_to_machine(pfn, FOREIGN_FRAME(mfn)))) { - ret = -ENOMEM; - goto out; + if (likely(set_phys_to_machine(pfn, FOREIGN_FRAME(mfn)))) + continue; + + /* + * Signal an error for this slot. This in turn requires + * immediate unmapping. + */ + map_ops[i].status = GNTST_general_error; + unmap[0].host_addr = map_ops[i].host_addr, + unmap[0].handle = map_ops[i].handle; + map_ops[i].handle = ~0; + if (map_ops[i].flags & GNTMAP_device_map) + unmap[0].dev_bus_addr = map_ops[i].dev_bus_addr; + else + unmap[0].dev_bus_addr = 0; + + if (kmap_ops) { + kmap_ops[i].status = GNTST_general_error; + unmap[1].host_addr = kmap_ops[i].host_addr, + unmap[1].handle = kmap_ops[i].handle; + kmap_ops[i].handle = ~0; + if (kmap_ops[i].flags & GNTMAP_device_map) + unmap[1].dev_bus_addr = kmap_ops[i].dev_bus_addr; + else + unmap[1].dev_bus_addr = 0; } + + /* + * Pre-populate both status fields, to be recognizable in + * the log message below. + */ + unmap[0].status = 1; + unmap[1].status = 1; + + rc = HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, + unmap, 1 + !!kmap_ops); + if (rc || unmap[0].status != GNTST_okay || + unmap[1].status != GNTST_okay) + pr_err_once("gnttab unmap failed: rc=%d st0=%d st1=%d\n", + rc, unmap[0].status, unmap[1].status); } out: diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c index 83ad0b1fab30..0cece1f883eb 100644 --- a/crypto/tcrypt.c +++ b/crypto/tcrypt.c @@ -198,8 +198,8 @@ static int test_mb_aead_jiffies(struct test_mb_aead_data *data, int enc, goto out; } - pr_cont("%d operations in %d seconds (%ld bytes)\n", - bcount * num_mb, secs, (long)bcount * blen * num_mb); + pr_cont("%d operations in %d seconds (%llu bytes)\n", + bcount * num_mb, secs, (u64)bcount * blen * num_mb); out: kfree(rc); @@ -468,8 +468,8 @@ static int test_aead_jiffies(struct aead_request *req, int enc, return ret; } - printk("%d operations in %d seconds (%ld bytes)\n", - bcount, secs, (long)bcount * blen); + pr_cont("%d operations in %d seconds (%llu bytes)\n", + bcount, secs, (u64)bcount * blen); return 0; } @@ -759,8 +759,8 @@ static int test_mb_ahash_jiffies(struct test_mb_ahash_data *data, int blen, goto out; } - pr_cont("%d operations in %d seconds (%ld bytes)\n", - bcount * num_mb, secs, (long)bcount * blen * num_mb); + pr_cont("%d operations in %d seconds (%llu bytes)\n", + bcount * num_mb, secs, (u64)bcount * blen * num_mb); out: kfree(rc); @@ -1196,8 +1196,8 @@ static int test_mb_acipher_jiffies(struct test_mb_skcipher_data *data, int enc, goto out; } - pr_cont("%d operations in %d seconds (%ld bytes)\n", - bcount * num_mb, secs, (long)bcount * blen * num_mb); + pr_cont("%d operations in %d seconds (%llu bytes)\n", + bcount * num_mb, secs, (u64)bcount * blen * num_mb); out: kfree(rc); @@ -1434,8 +1434,8 @@ static int test_acipher_jiffies(struct skcipher_request *req, int enc, return ret; } - pr_cont("%d operations in %d seconds (%ld bytes)\n", - bcount, secs, (long)bcount * blen); + pr_cont("%d operations in %d seconds (%llu bytes)\n", + bcount, secs, (u64)bcount * blen); return 0; } diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index f068bb5d650e..e11fddcb73b9 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -78,8 +78,7 @@ struct link_dead_args { #define NBD_RT_HAS_PID_FILE 3 #define NBD_RT_HAS_CONFIG_REF 4 #define NBD_RT_BOUND 5 -#define NBD_RT_DESTROY_ON_DISCONNECT 6 -#define NBD_RT_DISCONNECT_ON_CLOSE 7 +#define NBD_RT_DISCONNECT_ON_CLOSE 6 #define NBD_DESTROY_ON_DISCONNECT 0 #define NBD_DISCONNECT_REQUESTED 1 @@ -1940,12 +1939,21 @@ static int nbd_genl_connect(struct sk_buff *skb, struct genl_info *info) if (info->attrs[NBD_ATTR_CLIENT_FLAGS]) { u64 flags = nla_get_u64(info->attrs[NBD_ATTR_CLIENT_FLAGS]); if (flags & NBD_CFLAG_DESTROY_ON_DISCONNECT) { - set_bit(NBD_RT_DESTROY_ON_DISCONNECT, - &config->runtime_flags); - set_bit(NBD_DESTROY_ON_DISCONNECT, &nbd->flags); - put_dev = true; + /* + * We have 1 ref to keep the device around, and then 1 + * ref for our current operation here, which will be + * inherited by the config. If we already have + * DESTROY_ON_DISCONNECT set then we know we don't have + * that extra ref already held so we don't need the + * put_dev. + */ + if (!test_and_set_bit(NBD_DESTROY_ON_DISCONNECT, + &nbd->flags)) + put_dev = true; } else { - clear_bit(NBD_DESTROY_ON_DISCONNECT, &nbd->flags); + if (test_and_clear_bit(NBD_DESTROY_ON_DISCONNECT, + &nbd->flags)) + refcount_inc(&nbd->refs); } if (flags & NBD_CFLAG_DISCONNECT_ON_CLOSE) { set_bit(NBD_RT_DISCONNECT_ON_CLOSE, @@ -2116,15 +2124,13 @@ static int nbd_genl_reconfigure(struct sk_buff *skb, struct genl_info *info) if (info->attrs[NBD_ATTR_CLIENT_FLAGS]) { u64 flags = nla_get_u64(info->attrs[NBD_ATTR_CLIENT_FLAGS]); if (flags & NBD_CFLAG_DESTROY_ON_DISCONNECT) { - if (!test_and_set_bit(NBD_RT_DESTROY_ON_DISCONNECT, - &config->runtime_flags)) + if (!test_and_set_bit(NBD_DESTROY_ON_DISCONNECT, + &nbd->flags)) put_dev = true; - set_bit(NBD_DESTROY_ON_DISCONNECT, &nbd->flags); } else { - if (test_and_clear_bit(NBD_RT_DESTROY_ON_DISCONNECT, - &config->runtime_flags)) + if (test_and_clear_bit(NBD_DESTROY_ON_DISCONNECT, + &nbd->flags)) refcount_inc(&nbd->refs); - clear_bit(NBD_DESTROY_ON_DISCONNECT, &nbd->flags); } if (flags & NBD_CFLAG_DISCONNECT_ON_CLOSE) { diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 36d49159140f..22aa432a68bf 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -1072,7 +1072,7 @@ static ssize_t mm_stat_show(struct device *dev, zram->limit_pages << PAGE_SHIFT, max_used << PAGE_SHIFT, (u64)atomic64_read(&zram->stats.same_pages), - pool_stats.pages_compacted, + atomic_long_read(&pool_stats.pages_compacted), (u64)atomic64_read(&zram->stats.huge_pages)); up_read(&zram->init_lock); diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c index e11af747395d..bf3e23104194 100644 --- a/drivers/bluetooth/hci_h5.c +++ b/drivers/bluetooth/hci_h5.c @@ -894,6 +894,11 @@ static int h5_btrtl_setup(struct h5 *h5) /* Give the device some time before the hci-core sends it a reset */ usleep_range(10000, 20000); + /* Enable controller to do both LE scan and BR/EDR inquiry + * simultaneously. + */ + set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &h5->hu->hdev->quirks); + out_free: btrtl_free(btrtl_dev); diff --git a/drivers/gpu/drm/amd/amdgpu/cz_ih.c b/drivers/gpu/drm/amd/amdgpu/cz_ih.c index 1dca0cabc326..13520d173296 100644 --- a/drivers/gpu/drm/amd/amdgpu/cz_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/cz_ih.c @@ -193,19 +193,30 @@ static u32 cz_ih_get_wptr(struct amdgpu_device *adev, wptr = le32_to_cpu(*ih->wptr_cpu); - if (REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) { - wptr = REG_SET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW, 0); - /* When a ring buffer overflow happen start parsing interrupt - * from the last not overwritten vector (wptr + 16). Hopefully - * this should allow us to catchup. - */ - dev_warn(adev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n", - wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); - ih->rptr = (wptr + 16) & ih->ptr_mask; - tmp = RREG32(mmIH_RB_CNTL); - tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1); - WREG32(mmIH_RB_CNTL, tmp); - } + if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) + goto out; + + /* Double check that the overflow wasn't already cleared. */ + wptr = RREG32(mmIH_RB_WPTR); + + if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) + goto out; + + wptr = REG_SET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW, 0); + + /* When a ring buffer overflow happen start parsing interrupt + * from the last not overwritten vector (wptr + 16). Hopefully + * this should allow us to catchup. + */ + dev_warn(adev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n", + wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); + ih->rptr = (wptr + 16) & ih->ptr_mask; + tmp = RREG32(mmIH_RB_CNTL); + tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1); + WREG32(mmIH_RB_CNTL, tmp); + + +out: return (wptr & ih->ptr_mask); } diff --git a/drivers/gpu/drm/amd/amdgpu/iceland_ih.c b/drivers/gpu/drm/amd/amdgpu/iceland_ih.c index a13dd9a51149..7d165f024f07 100644 --- a/drivers/gpu/drm/amd/amdgpu/iceland_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/iceland_ih.c @@ -193,19 +193,29 @@ static u32 iceland_ih_get_wptr(struct amdgpu_device *adev, wptr = le32_to_cpu(*ih->wptr_cpu); - if (REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) { - wptr = REG_SET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW, 0); - /* When a ring buffer overflow happen start parsing interrupt - * from the last not overwritten vector (wptr + 16). Hopefully - * this should allow us to catchup. - */ - dev_warn(adev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n", - wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); - ih->rptr = (wptr + 16) & ih->ptr_mask; - tmp = RREG32(mmIH_RB_CNTL); - tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1); - WREG32(mmIH_RB_CNTL, tmp); - } + if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) + goto out; + + /* Double check that the overflow wasn't already cleared. */ + wptr = RREG32(mmIH_RB_WPTR); + + if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) + goto out; + + wptr = REG_SET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW, 0); + /* When a ring buffer overflow happen start parsing interrupt + * from the last not overwritten vector (wptr + 16). Hopefully + * this should allow us to catchup. + */ + dev_warn(adev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n", + wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); + ih->rptr = (wptr + 16) & ih->ptr_mask; + tmp = RREG32(mmIH_RB_CNTL); + tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1); + WREG32(mmIH_RB_CNTL, tmp); + + +out: return (wptr & ih->ptr_mask); } diff --git a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c index e40140bf6699..db0a3bda13fb 100644 --- a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c @@ -195,19 +195,30 @@ static u32 tonga_ih_get_wptr(struct amdgpu_device *adev, wptr = le32_to_cpu(*ih->wptr_cpu); - if (REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) { - wptr = REG_SET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW, 0); - /* When a ring buffer overflow happen start parsing interrupt - * from the last not overwritten vector (wptr + 16). Hopefully - * this should allow us to catchup. - */ - dev_warn(adev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n", - wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); - ih->rptr = (wptr + 16) & ih->ptr_mask; - tmp = RREG32(mmIH_RB_CNTL); - tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1); - WREG32(mmIH_RB_CNTL, tmp); - } + if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) + goto out; + + /* Double check that the overflow wasn't already cleared. */ + wptr = RREG32(mmIH_RB_WPTR); + + if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) + goto out; + + wptr = REG_SET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW, 0); + + /* When a ring buffer overflow happen start parsing interrupt + * from the last not overwritten vector (wptr + 16). Hopefully + * this should allow us to catchup. + */ + + dev_warn(adev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n", + wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); + ih->rptr = (wptr + 16) & ih->ptr_mask; + tmp = RREG32(mmIH_RB_CNTL); + tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1); + WREG32(mmIH_RB_CNTL, tmp); + +out: return (wptr & ih->ptr_mask); } diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index fa92b88bc5a1..40041c61a100 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -1303,6 +1303,11 @@ static bool construct( goto ddc_create_fail; } + if (!link->ddc->ddc_pin) { + DC_ERROR("Failed to get I2C info for connector!\n"); + goto ddc_create_fail; + } + link->ddc_hw_inst = dal_ddc_get_line( dal_ddc_service_get_ddc_pin(link->ddc)); diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c index c103005b0a33..a34ef5ec7d42 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c @@ -376,7 +376,6 @@ static void hibmc_pci_remove(struct pci_dev *pdev) drm_dev_unregister(dev); hibmc_unload(dev); - drm_dev_put(dev); } static struct pci_device_id hibmc_pci_table[] = { diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c index 92022a83bbd5..bb46e7a0f1b5 100644 --- a/drivers/gpu/drm/virtio/virtgpu_vq.c +++ b/drivers/gpu/drm/virtio/virtgpu_vq.c @@ -992,8 +992,9 @@ int virtio_gpu_object_attach(struct virtio_gpu_device *vgdev, } /* gets freed when the ring has consumed it */ - ents = kmalloc_array(nents, sizeof(struct virtio_gpu_mem_entry), - GFP_KERNEL); + ents = kvmalloc_array(nents, + sizeof(struct virtio_gpu_mem_entry), + GFP_KERNEL); if (!ents) { DRM_ERROR("failed to allocate ent list\n"); return -ENOMEM; diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c index 2d8434b7b623..053fe2da1e08 100644 --- a/drivers/input/mouse/elantech.c +++ b/drivers/input/mouse/elantech.c @@ -89,6 +89,47 @@ static int elantech_ps2_command(struct psmouse *psmouse, return rc; } +/* + * Send an Elantech style special command to read 3 bytes from a register + */ +static int elantech_read_reg_params(struct psmouse *psmouse, u8 reg, u8 *param) +{ + if (elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) || + elantech_ps2_command(psmouse, NULL, ETP_REGISTER_READWRITE) || + elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) || + elantech_ps2_command(psmouse, NULL, reg) || + elantech_ps2_command(psmouse, param, PSMOUSE_CMD_GETINFO)) { + psmouse_err(psmouse, + "failed to read register %#02x\n", reg); + return -EIO; + } + + return 0; +} + +/* + * Send an Elantech style special command to write a register with a parameter + */ +static int elantech_write_reg_params(struct psmouse *psmouse, u8 reg, u8 *param) +{ + if (elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) || + elantech_ps2_command(psmouse, NULL, ETP_REGISTER_READWRITE) || + elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) || + elantech_ps2_command(psmouse, NULL, reg) || + elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) || + elantech_ps2_command(psmouse, NULL, param[0]) || + elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) || + elantech_ps2_command(psmouse, NULL, param[1]) || + elantech_ps2_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11)) { + psmouse_err(psmouse, + "failed to write register %#02x with value %#02x%#02x\n", + reg, param[0], param[1]); + return -EIO; + } + + return 0; +} + /* * Send an Elantech style special command to read a value from a register */ @@ -1529,19 +1570,35 @@ static const struct dmi_system_id no_hw_res_dmi_table[] = { { } }; +/* + * Change Report id 0x5E to 0x5F. + */ +static int elantech_change_report_id(struct psmouse *psmouse) +{ + unsigned char param[2] = { 0x10, 0x03 }; + + if (elantech_write_reg_params(psmouse, 0x7, param) || + elantech_read_reg_params(psmouse, 0x7, param) || + param[0] != 0x10 || param[1] != 0x03) { + psmouse_err(psmouse, "Unable to change report ID to 0x5f.\n"); + return -EIO; + } + + return 0; +} /* * determine hardware version and set some properties according to it. */ static int elantech_set_properties(struct elantech_device_info *info) { /* This represents the version of IC body. */ - int ver = (info->fw_version & 0x0f0000) >> 16; + info->ic_version = (info->fw_version & 0x0f0000) >> 16; /* Early version of Elan touchpads doesn't obey the rule. */ if (info->fw_version < 0x020030 || info->fw_version == 0x020600) info->hw_version = 1; else { - switch (ver) { + switch (info->ic_version) { case 2: case 4: info->hw_version = 2; @@ -1557,6 +1614,11 @@ static int elantech_set_properties(struct elantech_device_info *info) } } + /* Get information pattern for hw_version 4 */ + info->pattern = 0x00; + if (info->ic_version == 0x0f && (info->fw_version & 0xff) <= 0x02) + info->pattern = info->fw_version & 0xff; + /* decide which send_cmd we're gonna use early */ info->send_cmd = info->hw_version >= 3 ? elantech_send_cmd : synaptics_send_cmd; @@ -1598,6 +1660,7 @@ static int elantech_query_info(struct psmouse *psmouse, { unsigned char param[3]; unsigned char traces; + unsigned char ic_body[3]; memset(info, 0, sizeof(*info)); @@ -1640,6 +1703,21 @@ static int elantech_query_info(struct psmouse *psmouse, info->samples[2]); } + if (info->pattern > 0x00 && info->ic_version == 0xf) { + if (info->send_cmd(psmouse, ETP_ICBODY_QUERY, ic_body)) { + psmouse_err(psmouse, "failed to query ic body\n"); + return -EINVAL; + } + info->ic_version = be16_to_cpup((__be16 *)ic_body); + psmouse_info(psmouse, + "Elan ic body: %#04x, current fw version: %#02x\n", + info->ic_version, ic_body[2]); + } + + info->product_id = be16_to_cpup((__be16 *)info->samples); + if (info->pattern == 0x00) + info->product_id &= 0xff; + if (info->samples[1] == 0x74 && info->hw_version == 0x03) { /* * This module has a bug which makes absolute mode @@ -1654,6 +1732,23 @@ static int elantech_query_info(struct psmouse *psmouse, /* The MSB indicates the presence of the trackpoint */ info->has_trackpoint = (info->capabilities[0] & 0x80) == 0x80; + if (info->has_trackpoint && info->ic_version == 0x0011 && + (info->product_id == 0x08 || info->product_id == 0x09 || + info->product_id == 0x0d || info->product_id == 0x0e)) { + /* + * This module has a bug which makes trackpoint in SMBus + * mode return invalid data unless trackpoint is switched + * from using 0x5e reports to 0x5f. If we are not able to + * make the switch, let's abort initialization so we'll be + * using standard PS/2 protocol. + */ + if (elantech_change_report_id(psmouse)) { + psmouse_info(psmouse, + "Trackpoint report is broken, forcing standard PS/2 protocol\n"); + return -ENODEV; + } + } + info->x_res = 31; info->y_res = 31; if (info->hw_version == 4) { diff --git a/drivers/input/mouse/elantech.h b/drivers/input/mouse/elantech.h index e0a3e59d4f1b..571e6ca11d33 100644 --- a/drivers/input/mouse/elantech.h +++ b/drivers/input/mouse/elantech.h @@ -18,6 +18,7 @@ #define ETP_CAPABILITIES_QUERY 0x02 #define ETP_SAMPLE_QUERY 0x03 #define ETP_RESOLUTION_QUERY 0x04 +#define ETP_ICBODY_QUERY 0x05 /* * Command values for register reading or writing @@ -140,7 +141,10 @@ struct elantech_device_info { unsigned char samples[3]; unsigned char debug; unsigned char hw_version; + unsigned char pattern; unsigned int fw_version; + unsigned int ic_version; + unsigned int product_id; unsigned int x_min; unsigned int y_min; unsigned int x_max; diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c index 867f5fb6fbe1..c68e52c17ae1 100644 --- a/drivers/media/rc/mceusb.c +++ b/drivers/media/rc/mceusb.c @@ -701,11 +701,18 @@ static void mceusb_dev_printdata(struct mceusb_dev *ir, u8 *buf, int buf_len, data[0], data[1]); break; case MCE_RSP_EQIRCFS: + if (!data[0] && !data[1]) { + dev_dbg(dev, "%s: no carrier", inout); + break; + } + // prescaler should make sense + if (data[0] > 8) + break; period = DIV_ROUND_CLOSEST((1U << data[0] * 2) * (data[1] + 1), 10); if (!period) break; - carrier = (1000 * 1000) / period; + carrier = USEC_PER_SEC / period; dev_dbg(dev, "%s carrier of %u Hz (period %uus)", inout, carrier, period); break; diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c index 99883550375e..40ca1d4e0348 100644 --- a/drivers/media/usb/uvc/uvc_driver.c +++ b/drivers/media/usb/uvc/uvc_driver.c @@ -967,7 +967,10 @@ static struct uvc_entity *uvc_alloc_entity(u16 type, u8 id, unsigned int i; extra_size = roundup(extra_size, sizeof(*entity->pads)); - num_inputs = (type & UVC_TERM_OUTPUT) ? num_pads : num_pads - 1; + if (num_pads) + num_inputs = type & UVC_TERM_OUTPUT ? num_pads : num_pads - 1; + else + num_inputs = 0; size = sizeof(*entity) + extra_size + sizeof(*entity->pads) * num_pads + num_inputs; entity = kzalloc(size, GFP_KERNEL); @@ -983,7 +986,7 @@ static struct uvc_entity *uvc_alloc_entity(u16 type, u8 id, for (i = 0; i < num_inputs; ++i) entity->pads[i].flags = MEDIA_PAD_FL_SINK; - if (!UVC_ENTITY_IS_OTERM(entity)) + if (!UVC_ENTITY_IS_OTERM(entity) && num_pads) entity->pads[num_pads-1].flags = MEDIA_PAD_FL_SOURCE; entity->bNrInPins = num_inputs; diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index cd84dbbf6a89..3fe99519fedf 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -1795,7 +1795,8 @@ static int std_validate(const struct v4l2_ctrl *ctrl, u32 idx, case V4L2_CTRL_TYPE_INTEGER_MENU: if (ptr.p_s32[idx] < ctrl->minimum || ptr.p_s32[idx] > ctrl->maximum) return -ERANGE; - if (ctrl->menu_skip_mask & (1ULL << ptr.p_s32[idx])) + if (ptr.p_s32[idx] < BITS_PER_LONG_LONG && + (ctrl->menu_skip_mask & BIT_ULL(ptr.p_s32[idx]))) return -EINVAL; if (ctrl->type == V4L2_CTRL_TYPE_MENU && ctrl->qmenu[ptr.p_s32[idx]][0] == '\0') diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index 58868d7129eb..24db33f803c0 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -3016,7 +3016,7 @@ video_usercopy(struct file *file, unsigned int cmd, unsigned long arg, v4l2_kioctl func) { char sbuf[128]; - void *mbuf = NULL; + void *mbuf = NULL, *array_buf = NULL; void *parg = (void *)arg; long err = -EINVAL; bool has_array_args; @@ -3075,20 +3075,14 @@ video_usercopy(struct file *file, unsigned int cmd, unsigned long arg, has_array_args = err; if (has_array_args) { - /* - * When adding new types of array args, make sure that the - * parent argument to ioctl (which contains the pointer to the - * array) fits into sbuf (so that mbuf will still remain - * unused up to here). - */ - mbuf = kvmalloc(array_size, GFP_KERNEL); + array_buf = kvmalloc(array_size, GFP_KERNEL); err = -ENOMEM; - if (NULL == mbuf) + if (array_buf == NULL) goto out_array_args; err = -EFAULT; - if (copy_from_user(mbuf, user_ptr, array_size)) + if (copy_from_user(array_buf, user_ptr, array_size)) goto out_array_args; - *kernel_ptr = mbuf; + *kernel_ptr = array_buf; } /* Handles IOCTL */ @@ -3107,7 +3101,7 @@ video_usercopy(struct file *file, unsigned int cmd, unsigned long arg, if (has_array_args) { *kernel_ptr = (void __force *)user_ptr; - if (copy_to_user(user_ptr, mbuf, array_size)) + if (copy_to_user(user_ptr, array_buf, array_size)) err = -EFAULT; goto out_array_args; } @@ -3129,6 +3123,7 @@ video_usercopy(struct file *file, unsigned int cmd, unsigned long arg, } out: + kvfree(array_buf); kvfree(mbuf); return err; } diff --git a/drivers/net/ethernet/atheros/ag71xx.c b/drivers/net/ethernet/atheros/ag71xx.c index 78e20f53677d..58a002dd758c 100644 --- a/drivers/net/ethernet/atheros/ag71xx.c +++ b/drivers/net/ethernet/atheros/ag71xx.c @@ -222,8 +222,6 @@ #define AG71XX_REG_RX_SM 0x01b0 #define AG71XX_REG_TX_SM 0x01b4 -#define ETH_SWITCH_HEADER_LEN 2 - #define AG71XX_DEFAULT_MSG_ENABLE \ (NETIF_MSG_DRV \ | NETIF_MSG_PROBE \ @@ -784,7 +782,7 @@ static void ag71xx_hw_setup(struct ag71xx *ag) static unsigned int ag71xx_max_frame_len(unsigned int mtu) { - return ETH_SWITCH_HEADER_LEN + ETH_HLEN + VLAN_HLEN + mtu + ETH_FCS_LEN; + return ETH_HLEN + VLAN_HLEN + mtu + ETH_FCS_LEN; } static void ag71xx_hw_set_macaddr(struct ag71xx *ag, unsigned char *mac) diff --git a/drivers/net/tap.c b/drivers/net/tap.c index 3ae70c7e6860..f285422a8071 100644 --- a/drivers/net/tap.c +++ b/drivers/net/tap.c @@ -1095,10 +1095,9 @@ static long tap_ioctl(struct file *file, unsigned int cmd, return -ENOLINK; } ret = 0; - u = tap->dev->type; + dev_get_mac_address(&sa, dev_net(tap->dev), tap->dev->name); if (copy_to_user(&ifr->ifr_name, tap->dev->name, IFNAMSIZ) || - copy_to_user(&ifr->ifr_hwaddr.sa_data, tap->dev->dev_addr, ETH_ALEN) || - put_user(u, &ifr->ifr_hwaddr.sa_family)) + copy_to_user(&ifr->ifr_hwaddr, &sa, sizeof(sa))) ret = -EFAULT; tap_put_tap_dev(tap); rtnl_unlock(); @@ -1113,7 +1112,7 @@ static long tap_ioctl(struct file *file, unsigned int cmd, rtnl_unlock(); return -ENOLINK; } - ret = dev_set_mac_address(tap->dev, &sa, NULL); + ret = dev_set_mac_address_user(tap->dev, &sa, NULL); tap_put_tap_dev(tap); rtnl_unlock(); return ret; diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 84e779f93f0a..fe6ec22bf3d5 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -3224,7 +3224,7 @@ static long __tun_chr_ioctl(struct file *file, unsigned int cmd, case SIOCGIFHWADDR: /* Get hw address */ memcpy(ifr.ifr_hwaddr.sa_data, tun->dev->dev_addr, ETH_ALEN); - ifr.ifr_hwaddr.sa_family = tun->dev->type; + dev_get_mac_address(&ifr.ifr_hwaddr, net, tun->dev->name); if (copy_to_user(argp, &ifr, ifreq_len)) ret = -EFAULT; break; @@ -3234,7 +3234,7 @@ static long __tun_chr_ioctl(struct file *file, unsigned int cmd, tun_debug(KERN_DEBUG, tun, "set hw address: %pM\n", ifr.ifr_hwaddr.sa_data); - ret = dev_set_mac_address(tun->dev, &ifr.ifr_hwaddr, NULL); + ret = dev_set_mac_address_user(tun->dev, &ifr.ifr_hwaddr, NULL); break; case TUNGETSNDBUF: diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 5a1d21aae2a9..05b85b94d951 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -1280,6 +1280,7 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x19d2, 0x1255, 4)}, {QMI_FIXED_INTF(0x19d2, 0x1256, 4)}, {QMI_FIXED_INTF(0x19d2, 0x1270, 5)}, /* ZTE MF667 */ + {QMI_FIXED_INTF(0x19d2, 0x1275, 3)}, /* ZTE P685M */ {QMI_FIXED_INTF(0x19d2, 0x1401, 2)}, {QMI_FIXED_INTF(0x19d2, 0x1402, 2)}, /* ZTE MF60 */ {QMI_FIXED_INTF(0x19d2, 0x1424, 2)}, diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 915ba2a7f744..47b733fdf4fc 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -3624,23 +3624,16 @@ bool ath10k_mac_tx_frm_has_freq(struct ath10k *ar) static int ath10k_mac_tx_wmi_mgmt(struct ath10k *ar, struct sk_buff *skb) { struct sk_buff_head *q = &ar->wmi_mgmt_tx_queue; - int ret = 0; - - spin_lock_bh(&ar->data_lock); - if (skb_queue_len(q) == ATH10K_MAX_NUM_MGMT_PENDING) { + if (skb_queue_len_lockless(q) >= ATH10K_MAX_NUM_MGMT_PENDING) { ath10k_warn(ar, "wmi mgmt tx queue is full\n"); - ret = -ENOSPC; - goto unlock; + return -ENOSPC; } - __skb_queue_tail(q, skb); + skb_queue_tail(q, skb); ieee80211_queue_work(ar->hw, &ar->wmi_mgmt_tx_work); -unlock: - spin_unlock_bh(&ar->data_lock); - - return ret; + return 0; } static enum ath10k_mac_tx_path diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c index 4aa2561934d7..6d5188b78f2d 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c @@ -40,6 +40,18 @@ static const struct brcmf_dmi_data pov_tab_p1006w_data = { BRCM_CC_43340_CHIP_ID, 2, "pov-tab-p1006w-data" }; +static const struct brcmf_dmi_data predia_basic_data = { + BRCM_CC_43341_CHIP_ID, 2, "predia-basic" +}; + +/* Note the Voyo winpad A15 tablet uses the same Ampak AP6330 module, with the + * exact same nvram file as the Prowise-PT301 tablet. Since the nvram for the + * Prowise-PT301 is already in linux-firmware we just point to that here. + */ +static const struct brcmf_dmi_data voyo_winpad_a15_data = { + BRCM_CC_4330_CHIP_ID, 4, "Prowise-PT301" +}; + static const struct dmi_system_id dmi_platform_data[] = { { /* ACEPC T8 Cherry Trail Z8350 mini PC */ @@ -111,6 +123,26 @@ static const struct dmi_system_id dmi_platform_data[] = { }, .driver_data = (void *)&pov_tab_p1006w_data, }, + { + /* Predia Basic tablet (+ with keyboard dock) */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Insyde"), + DMI_MATCH(DMI_PRODUCT_NAME, "CherryTrail"), + /* Mx.WT107.KUBNGEA02 with the version-nr dropped */ + DMI_MATCH(DMI_BIOS_VERSION, "Mx.WT107.KUBNGEA"), + }, + .driver_data = (void *)&predia_basic_data, + }, + { + /* Voyo winpad A15 tablet */ + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), + DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"), + /* Above strings are too generic, also match on BIOS date */ + DMI_MATCH(DMI_BIOS_DATE, "11/20/2014"), + }, + .driver_data = (void *)&voyo_winpad_a15_data, + }, {} }; diff --git a/drivers/net/wireless/rsi/rsi_91x_hal.c b/drivers/net/wireless/rsi/rsi_91x_hal.c index 6f8d5f9a9f7e..a07304405b2c 100644 --- a/drivers/net/wireless/rsi/rsi_91x_hal.c +++ b/drivers/net/wireless/rsi/rsi_91x_hal.c @@ -248,7 +248,8 @@ int rsi_prepare_data_desc(struct rsi_common *common, struct sk_buff *skb) rsi_set_len_qno(&data_desc->len_qno, (skb->len - FRAME_DESC_SZ), RSI_WIFI_MGMT_Q); - if ((skb->len - header_size) == EAPOL4_PACKET_LEN) { + if (((skb->len - header_size) == EAPOL4_PACKET_LEN) || + ((skb->len - header_size) == EAPOL4_PACKET_LEN - 2)) { data_desc->misc_flags |= RSI_DESC_REQUIRE_CFM_TO_HOST; xtend_desc->confirm_frame_type = EAPOL4_CONFIRM; diff --git a/drivers/net/wireless/rsi/rsi_91x_sdio.c b/drivers/net/wireless/rsi/rsi_91x_sdio.c index 1bebba4e8527..d1e8c6593ef5 100644 --- a/drivers/net/wireless/rsi/rsi_91x_sdio.c +++ b/drivers/net/wireless/rsi/rsi_91x_sdio.c @@ -153,9 +153,7 @@ static void rsi_handle_interrupt(struct sdio_func *function) if (adapter->priv->fsm_state == FSM_FW_NOT_LOADED) return; - dev->sdio_irq_task = current; - rsi_interrupt_handler(adapter); - dev->sdio_irq_task = NULL; + rsi_set_event(&dev->rx_thread.event); } /** @@ -1059,8 +1057,6 @@ static int rsi_probe(struct sdio_func *pfunction, rsi_dbg(ERR_ZONE, "%s: Unable to init rx thrd\n", __func__); goto fail_kill_thread; } - skb_queue_head_init(&sdev->rx_q.head); - sdev->rx_q.num_rx_pkts = 0; sdio_claim_host(pfunction); if (sdio_claim_irq(pfunction, rsi_handle_interrupt)) { diff --git a/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c b/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c index 449f6d23c5e3..7c77b09240da 100644 --- a/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c +++ b/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c @@ -60,39 +60,20 @@ int rsi_sdio_master_access_msword(struct rsi_hw *adapter, u16 ms_word) return status; } +static void rsi_rx_handler(struct rsi_hw *adapter); + void rsi_sdio_rx_thread(struct rsi_common *common) { struct rsi_hw *adapter = common->priv; struct rsi_91x_sdiodev *sdev = adapter->rsi_dev; - struct sk_buff *skb; - int status; do { rsi_wait_event(&sdev->rx_thread.event, EVENT_WAIT_FOREVER); rsi_reset_event(&sdev->rx_thread.event); + rsi_rx_handler(adapter); + } while (!atomic_read(&sdev->rx_thread.thread_done)); - while (true) { - if (atomic_read(&sdev->rx_thread.thread_done)) - goto out; - - skb = skb_dequeue(&sdev->rx_q.head); - if (!skb) - break; - if (sdev->rx_q.num_rx_pkts > 0) - sdev->rx_q.num_rx_pkts--; - status = rsi_read_pkt(common, skb->data, skb->len); - if (status) { - rsi_dbg(ERR_ZONE, "Failed to read the packet\n"); - dev_kfree_skb(skb); - break; - } - dev_kfree_skb(skb); - } - } while (1); - -out: rsi_dbg(INFO_ZONE, "%s: Terminated SDIO RX thread\n", __func__); - skb_queue_purge(&sdev->rx_q.head); atomic_inc(&sdev->rx_thread.thread_done); complete_and_exit(&sdev->rx_thread.completion, 0); } @@ -113,10 +94,6 @@ static int rsi_process_pkt(struct rsi_common *common) u32 rcv_pkt_len = 0; int status = 0; u8 value = 0; - struct sk_buff *skb; - - if (dev->rx_q.num_rx_pkts >= RSI_MAX_RX_PKTS) - return 0; num_blks = ((adapter->interrupt_status & 1) | ((adapter->interrupt_status >> RECV_NUM_BLOCKS) << 1)); @@ -144,22 +121,19 @@ static int rsi_process_pkt(struct rsi_common *common) rcv_pkt_len = (num_blks * 256); - skb = dev_alloc_skb(rcv_pkt_len); - if (!skb) - return -ENOMEM; - - status = rsi_sdio_host_intf_read_pkt(adapter, skb->data, rcv_pkt_len); + status = rsi_sdio_host_intf_read_pkt(adapter, dev->pktbuffer, + rcv_pkt_len); if (status) { rsi_dbg(ERR_ZONE, "%s: Failed to read packet from card\n", __func__); - dev_kfree_skb(skb); return status; } - skb_put(skb, rcv_pkt_len); - skb_queue_tail(&dev->rx_q.head, skb); - dev->rx_q.num_rx_pkts++; - rsi_set_event(&dev->rx_thread.event); + status = rsi_read_pkt(common, dev->pktbuffer, rcv_pkt_len); + if (status) { + rsi_dbg(ERR_ZONE, "Failed to read the packet\n"); + return status; + } return 0; } @@ -251,12 +225,12 @@ int rsi_init_sdio_slave_regs(struct rsi_hw *adapter) } /** - * rsi_interrupt_handler() - This function read and process SDIO interrupts. + * rsi_rx_handler() - Read and process SDIO interrupts. * @adapter: Pointer to the adapter structure. * * Return: None. */ -void rsi_interrupt_handler(struct rsi_hw *adapter) +static void rsi_rx_handler(struct rsi_hw *adapter) { struct rsi_common *common = adapter->priv; struct rsi_91x_sdiodev *dev = diff --git a/drivers/net/wireless/rsi/rsi_sdio.h b/drivers/net/wireless/rsi/rsi_sdio.h index c5cfb6238f73..ce6cf65a577a 100644 --- a/drivers/net/wireless/rsi/rsi_sdio.h +++ b/drivers/net/wireless/rsi/rsi_sdio.h @@ -111,11 +111,6 @@ struct receive_info { u32 buf_available_counter; }; -struct rsi_sdio_rx_q { - u8 num_rx_pkts; - struct sk_buff_head head; -}; - struct rsi_91x_sdiodev { struct sdio_func *pfunction; struct task_struct *sdio_irq_task; @@ -128,11 +123,10 @@ struct rsi_91x_sdiodev { u16 tx_blk_size; u8 write_fail; bool buff_status_updated; - struct rsi_sdio_rx_q rx_q; struct rsi_thread rx_thread; + u8 pktbuffer[8192] __aligned(4); }; -void rsi_interrupt_handler(struct rsi_hw *adapter); int rsi_init_sdio_slave_regs(struct rsi_hw *adapter); int rsi_sdio_read_register(struct rsi_hw *adapter, u32 addr, u8 *data); int rsi_sdio_host_intf_read_pkt(struct rsi_hw *adapter, u8 *pkt, u32 length); diff --git a/drivers/net/wireless/ti/wl12xx/main.c b/drivers/net/wireless/ti/wl12xx/main.c index 3c9c623bb428..9d7dbfe7fe0c 100644 --- a/drivers/net/wireless/ti/wl12xx/main.c +++ b/drivers/net/wireless/ti/wl12xx/main.c @@ -635,7 +635,6 @@ static int wl12xx_identify_chip(struct wl1271 *wl) wl->quirks |= WLCORE_QUIRK_LEGACY_NVS | WLCORE_QUIRK_DUAL_PROBE_TMPL | WLCORE_QUIRK_TKIP_HEADER_SPACE | - WLCORE_QUIRK_START_STA_FAILS | WLCORE_QUIRK_AP_ZERO_SESSION_ID; wl->sr_fw_name = WL127X_FW_NAME_SINGLE; wl->mr_fw_name = WL127X_FW_NAME_MULTI; @@ -659,7 +658,6 @@ static int wl12xx_identify_chip(struct wl1271 *wl) wl->quirks |= WLCORE_QUIRK_LEGACY_NVS | WLCORE_QUIRK_DUAL_PROBE_TMPL | WLCORE_QUIRK_TKIP_HEADER_SPACE | - WLCORE_QUIRK_START_STA_FAILS | WLCORE_QUIRK_AP_ZERO_SESSION_ID; wl->plt_fw_name = WL127X_PLT_FW_NAME; wl->sr_fw_name = WL127X_FW_NAME_SINGLE; @@ -688,7 +686,6 @@ static int wl12xx_identify_chip(struct wl1271 *wl) wl->quirks |= WLCORE_QUIRK_TX_BLOCKSIZE_ALIGN | WLCORE_QUIRK_DUAL_PROBE_TMPL | WLCORE_QUIRK_TKIP_HEADER_SPACE | - WLCORE_QUIRK_START_STA_FAILS | WLCORE_QUIRK_AP_ZERO_SESSION_ID; wlcore_set_min_fw_ver(wl, WL128X_CHIP_VER, diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index 5f74cf821068..be0ed19f9356 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -2862,21 +2862,8 @@ static int wlcore_join(struct wl1271 *wl, struct wl12xx_vif *wlvif) if (is_ibss) ret = wl12xx_cmd_role_start_ibss(wl, wlvif); - else { - if (wl->quirks & WLCORE_QUIRK_START_STA_FAILS) { - /* - * TODO: this is an ugly workaround for wl12xx fw - * bug - we are not able to tx/rx after the first - * start_sta, so make dummy start+stop calls, - * and then call start_sta again. - * this should be fixed in the fw. - */ - wl12xx_cmd_role_start_sta(wl, wlvif); - wl12xx_cmd_role_stop_sta(wl, wlvif); - } - + else ret = wl12xx_cmd_role_start_sta(wl, wlvif); - } return ret; } diff --git a/drivers/net/wireless/ti/wlcore/wlcore.h b/drivers/net/wireless/ti/wlcore/wlcore.h index b7821311ac75..81c94d390623 100644 --- a/drivers/net/wireless/ti/wlcore/wlcore.h +++ b/drivers/net/wireless/ti/wlcore/wlcore.h @@ -547,9 +547,6 @@ wlcore_set_min_fw_ver(struct wl1271 *wl, unsigned int chip, /* Each RX/TX transaction requires an end-of-transaction transfer */ #define WLCORE_QUIRK_END_OF_TRANSACTION BIT(0) -/* the first start_role(sta) sometimes doesn't work on wl12xx */ -#define WLCORE_QUIRK_START_STA_FAILS BIT(1) - /* wl127x and SPI don't support SDIO block size alignment */ #define WLCORE_QUIRK_TX_BLOCKSIZE_ALIGN BIT(2) diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index 4bfafcd6317f..c213f2b81269 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -1335,11 +1335,21 @@ int xenvif_tx_action(struct xenvif_queue *queue, int budget) return 0; gnttab_batch_copy(queue->tx_copy_ops, nr_cops); - if (nr_mops != 0) + if (nr_mops != 0) { ret = gnttab_map_refs(queue->tx_map_ops, NULL, queue->pages_to_map, nr_mops); + if (ret) { + unsigned int i; + + netdev_err(queue->vif->dev, "Map fail: nr %u ret %d\n", + nr_mops, ret); + for (i = 0; i < nr_mops; ++i) + WARN_ON_ONCE(queue->tx_map_ops[i].status == + GNTST_okay); + } + } work_done = xenvif_tx_submit(queue); diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index c2cabd77884b..95d77a17375e 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -317,6 +317,26 @@ bool nvme_cancel_request(struct request *req, void *data, bool reserved) } EXPORT_SYMBOL_GPL(nvme_cancel_request); +void nvme_cancel_tagset(struct nvme_ctrl *ctrl) +{ + if (ctrl->tagset) { + blk_mq_tagset_busy_iter(ctrl->tagset, + nvme_cancel_request, ctrl); + blk_mq_tagset_wait_completed_request(ctrl->tagset); + } +} +EXPORT_SYMBOL_GPL(nvme_cancel_tagset); + +void nvme_cancel_admin_tagset(struct nvme_ctrl *ctrl) +{ + if (ctrl->admin_tagset) { + blk_mq_tagset_busy_iter(ctrl->admin_tagset, + nvme_cancel_request, ctrl); + blk_mq_tagset_wait_completed_request(ctrl->admin_tagset); + } +} +EXPORT_SYMBOL_GPL(nvme_cancel_admin_tagset); + bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl, enum nvme_ctrl_state new_state) { diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index e392d6cd92ce..62e5401865fe 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -468,6 +468,8 @@ static inline void nvme_put_ctrl(struct nvme_ctrl *ctrl) void nvme_complete_rq(struct request *req); bool nvme_cancel_request(struct request *req, void *data, bool reserved); +void nvme_cancel_tagset(struct nvme_ctrl *ctrl); +void nvme_cancel_admin_tagset(struct nvme_ctrl *ctrl); bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl, enum nvme_ctrl_state new_state); bool nvme_wait_reset(struct nvme_ctrl *ctrl); diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 19e375b59f40..abc342db3b33 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -528,50 +528,71 @@ static inline bool nvme_pci_use_sgls(struct nvme_dev *dev, struct request *req) return true; } -static void nvme_unmap_data(struct nvme_dev *dev, struct request *req) +static void nvme_free_prps(struct nvme_dev *dev, struct request *req) { - struct nvme_iod *iod = blk_mq_rq_to_pdu(req); const int last_prp = dev->ctrl.page_size / sizeof(__le64) - 1; - dma_addr_t dma_addr = iod->first_dma, next_dma_addr; + struct nvme_iod *iod = blk_mq_rq_to_pdu(req); + dma_addr_t dma_addr = iod->first_dma; int i; - if (iod->dma_len) { - dma_unmap_page(dev->dev, dma_addr, iod->dma_len, - rq_dma_dir(req)); - return; + for (i = 0; i < iod->npages; i++) { + __le64 *prp_list = nvme_pci_iod_list(req)[i]; + dma_addr_t next_dma_addr = le64_to_cpu(prp_list[last_prp]); + + dma_pool_free(dev->prp_page_pool, prp_list, dma_addr); + dma_addr = next_dma_addr; } - WARN_ON_ONCE(!iod->nents); +} - if (is_pci_p2pdma_page(sg_page(iod->sg))) - pci_p2pdma_unmap_sg(dev->dev, iod->sg, iod->nents, - rq_dma_dir(req)); - else - dma_unmap_sg(dev->dev, iod->sg, iod->nents, rq_dma_dir(req)); +static void nvme_free_sgls(struct nvme_dev *dev, struct request *req) +{ + const int last_sg = SGES_PER_PAGE - 1; + struct nvme_iod *iod = blk_mq_rq_to_pdu(req); + dma_addr_t dma_addr = iod->first_dma; + int i; + for (i = 0; i < iod->npages; i++) { + struct nvme_sgl_desc *sg_list = nvme_pci_iod_list(req)[i]; + dma_addr_t next_dma_addr = le64_to_cpu((sg_list[last_sg]).addr); - if (iod->npages == 0) - dma_pool_free(dev->prp_small_pool, nvme_pci_iod_list(req)[0], - dma_addr); + dma_pool_free(dev->prp_page_pool, sg_list, dma_addr); + dma_addr = next_dma_addr; + } - for (i = 0; i < iod->npages; i++) { - void *addr = nvme_pci_iod_list(req)[i]; +} - if (iod->use_sgl) { - struct nvme_sgl_desc *sg_list = addr; +static void nvme_unmap_sg(struct nvme_dev *dev, struct request *req) +{ + struct nvme_iod *iod = blk_mq_rq_to_pdu(req); - next_dma_addr = - le64_to_cpu((sg_list[SGES_PER_PAGE - 1]).addr); - } else { - __le64 *prp_list = addr; + if (is_pci_p2pdma_page(sg_page(iod->sg))) + pci_p2pdma_unmap_sg(dev->dev, iod->sg, iod->nents, + rq_dma_dir(req)); + else + dma_unmap_sg(dev->dev, iod->sg, iod->nents, rq_dma_dir(req)); +} - next_dma_addr = le64_to_cpu(prp_list[last_prp]); - } +static void nvme_unmap_data(struct nvme_dev *dev, struct request *req) +{ + struct nvme_iod *iod = blk_mq_rq_to_pdu(req); - dma_pool_free(dev->prp_page_pool, addr, dma_addr); - dma_addr = next_dma_addr; + if (iod->dma_len) { + dma_unmap_page(dev->dev, iod->first_dma, iod->dma_len, + rq_dma_dir(req)); + return; } + WARN_ON_ONCE(!iod->nents); + + nvme_unmap_sg(dev, req); + if (iod->npages == 0) + dma_pool_free(dev->prp_small_pool, nvme_pci_iod_list(req)[0], + iod->first_dma); + else if (iod->use_sgl) + nvme_free_sgls(dev, req); + else + nvme_free_prps(dev, req); mempool_free(iod->sg, dev->iod_mempool); } @@ -648,7 +669,7 @@ static blk_status_t nvme_pci_setup_prps(struct nvme_dev *dev, __le64 *old_prp_list = prp_list; prp_list = dma_pool_alloc(pool, GFP_ATOMIC, &prp_dma); if (!prp_list) - return BLK_STS_RESOURCE; + goto free_prps; list[iod->npages++] = prp_list; prp_list[0] = old_prp_list[i - 1]; old_prp_list[i - 1] = cpu_to_le64(prp_dma); @@ -668,14 +689,14 @@ static blk_status_t nvme_pci_setup_prps(struct nvme_dev *dev, dma_addr = sg_dma_address(sg); dma_len = sg_dma_len(sg); } - done: cmnd->dptr.prp1 = cpu_to_le64(sg_dma_address(iod->sg)); cmnd->dptr.prp2 = cpu_to_le64(iod->first_dma); - return BLK_STS_OK; - - bad_sgl: +free_prps: + nvme_free_prps(dev, req); + return BLK_STS_RESOURCE; +bad_sgl: WARN(DO_ONCE(nvme_print_sgl, iod->sg, iod->nents), "Invalid SGL for payload:%d nents:%d\n", blk_rq_payload_bytes(req), iod->nents); @@ -747,7 +768,7 @@ static blk_status_t nvme_pci_setup_sgls(struct nvme_dev *dev, sg_list = dma_pool_alloc(pool, GFP_ATOMIC, &sgl_dma); if (!sg_list) - return BLK_STS_RESOURCE; + goto free_sgls; i = 0; nvme_pci_iod_list(req)[iod->npages++] = sg_list; @@ -760,6 +781,9 @@ static blk_status_t nvme_pci_setup_sgls(struct nvme_dev *dev, } while (--entries > 0); return BLK_STS_OK; +free_sgls: + nvme_free_sgls(dev, req); + return BLK_STS_RESOURCE; } static blk_status_t nvme_setup_prp_simple(struct nvme_dev *dev, @@ -828,7 +852,7 @@ static blk_status_t nvme_map_data(struct nvme_dev *dev, struct request *req, sg_init_table(iod->sg, blk_rq_nr_phys_segments(req)); iod->nents = blk_rq_map_sg(req->q, req, iod->sg); if (!iod->nents) - goto out; + goto out_free_sg; if (is_pci_p2pdma_page(sg_page(iod->sg))) nr_mapped = pci_p2pdma_map_sg_attrs(dev->dev, iod->sg, @@ -837,16 +861,21 @@ static blk_status_t nvme_map_data(struct nvme_dev *dev, struct request *req, nr_mapped = dma_map_sg_attrs(dev->dev, iod->sg, iod->nents, rq_dma_dir(req), DMA_ATTR_NO_WARN); if (!nr_mapped) - goto out; + goto out_free_sg; iod->use_sgl = nvme_pci_use_sgls(dev, req); if (iod->use_sgl) ret = nvme_pci_setup_sgls(dev, req, &cmnd->rw, nr_mapped); else ret = nvme_pci_setup_prps(dev, req, &cmnd->rw); -out: if (ret != BLK_STS_OK) - nvme_unmap_data(dev, req); + goto out_unmap_sg; + return BLK_STS_OK; + +out_unmap_sg: + nvme_unmap_sg(dev, req); +out_free_sg: + mempool_free(iod->sg, dev->iod_mempool); return ret; } diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 8a62c2fe5a5e..da6030010432 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -835,12 +835,16 @@ static int nvme_rdma_configure_admin_queue(struct nvme_rdma_ctrl *ctrl, error = nvme_init_identify(&ctrl->ctrl); if (error) - goto out_stop_queue; + goto out_quiesce_queue; return 0; +out_quiesce_queue: + blk_mq_quiesce_queue(ctrl->ctrl.admin_q); + blk_sync_queue(ctrl->ctrl.admin_q); out_stop_queue: nvme_rdma_stop_queue(&ctrl->queues[0]); + nvme_cancel_admin_tagset(&ctrl->ctrl); out_cleanup_queue: if (new) blk_cleanup_queue(ctrl->ctrl.admin_q); @@ -917,8 +921,10 @@ static int nvme_rdma_configure_io_queues(struct nvme_rdma_ctrl *ctrl, bool new) out_wait_freeze_timed_out: nvme_stop_queues(&ctrl->ctrl); + nvme_sync_io_queues(&ctrl->ctrl); nvme_rdma_stop_io_queues(ctrl); out_cleanup_connect_q: + nvme_cancel_tagset(&ctrl->ctrl); if (new) blk_cleanup_queue(ctrl->ctrl.connect_q); out_free_tag_set: @@ -1054,10 +1060,18 @@ static int nvme_rdma_setup_ctrl(struct nvme_rdma_ctrl *ctrl, bool new) return 0; destroy_io: - if (ctrl->ctrl.queue_count > 1) + if (ctrl->ctrl.queue_count > 1) { + nvme_stop_queues(&ctrl->ctrl); + nvme_sync_io_queues(&ctrl->ctrl); + nvme_rdma_stop_io_queues(ctrl); + nvme_cancel_tagset(&ctrl->ctrl); nvme_rdma_destroy_io_queues(ctrl, new); + } destroy_admin: + blk_mq_quiesce_queue(ctrl->ctrl.admin_q); + blk_sync_queue(ctrl->ctrl.admin_q); nvme_rdma_stop_queue(&ctrl->queues[0]); + nvme_cancel_admin_tagset(&ctrl->ctrl); nvme_rdma_destroy_admin_queue(ctrl, new); return ret; } diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index a554021e1ab9..77a3c488ec12 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -1710,8 +1710,10 @@ static int nvme_tcp_configure_io_queues(struct nvme_ctrl *ctrl, bool new) out_wait_freeze_timed_out: nvme_stop_queues(ctrl); + nvme_sync_io_queues(ctrl); nvme_tcp_stop_io_queues(ctrl); out_cleanup_connect_q: + nvme_cancel_tagset(ctrl); if (new) blk_cleanup_queue(ctrl->connect_q); out_free_tag_set: @@ -1773,12 +1775,16 @@ static int nvme_tcp_configure_admin_queue(struct nvme_ctrl *ctrl, bool new) error = nvme_init_identify(ctrl); if (error) - goto out_stop_queue; + goto out_quiesce_queue; return 0; +out_quiesce_queue: + blk_mq_quiesce_queue(ctrl->admin_q); + blk_sync_queue(ctrl->admin_q); out_stop_queue: nvme_tcp_stop_queue(ctrl, 0); + nvme_cancel_admin_tagset(ctrl); out_cleanup_queue: if (new) blk_cleanup_queue(ctrl->admin_q); @@ -1892,10 +1898,18 @@ static int nvme_tcp_setup_ctrl(struct nvme_ctrl *ctrl, bool new) return 0; destroy_io: - if (ctrl->queue_count > 1) + if (ctrl->queue_count > 1) { + nvme_stop_queues(ctrl); + nvme_sync_io_queues(ctrl); + nvme_tcp_stop_io_queues(ctrl); + nvme_cancel_tagset(ctrl); nvme_tcp_destroy_io_queues(ctrl, new); + } destroy_admin: + blk_mq_quiesce_queue(ctrl->admin_q); + blk_sync_queue(ctrl->admin_q); nvme_tcp_stop_queue(ctrl, 0); + nvme_cancel_admin_tagset(ctrl); nvme_tcp_destroy_admin_queue(ctrl, new); return ret; } diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 89dece8a4132..9add26438be5 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -3471,7 +3471,14 @@ u32 pci_rebar_get_possible_sizes(struct pci_dev *pdev, int bar) return 0; pci_read_config_dword(pdev, pos + PCI_REBAR_CAP, &cap); - return (cap & PCI_REBAR_CAP_SIZES) >> 4; + cap &= PCI_REBAR_CAP_SIZES; + + /* Sapphire RX 5600 XT Pulse has an invalid cap dword for BAR 0 */ + if (pdev->vendor == PCI_VENDOR_ID_ATI && pdev->device == 0x731f && + bar == 0 && cap == 0x7000) + cap = 0x3f000; + + return cap >> 4; } /** diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index f954be3d5ee2..a14057c67a12 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -3331,125 +3331,125 @@ int iscsi_session_get_param(struct iscsi_cls_session *cls_session, switch(param) { case ISCSI_PARAM_FAST_ABORT: - len = sprintf(buf, "%d\n", session->fast_abort); + len = sysfs_emit(buf, "%d\n", session->fast_abort); break; case ISCSI_PARAM_ABORT_TMO: - len = sprintf(buf, "%d\n", session->abort_timeout); + len = sysfs_emit(buf, "%d\n", session->abort_timeout); break; case ISCSI_PARAM_LU_RESET_TMO: - len = sprintf(buf, "%d\n", session->lu_reset_timeout); + len = sysfs_emit(buf, "%d\n", session->lu_reset_timeout); break; case ISCSI_PARAM_TGT_RESET_TMO: - len = sprintf(buf, "%d\n", session->tgt_reset_timeout); + len = sysfs_emit(buf, "%d\n", session->tgt_reset_timeout); break; case ISCSI_PARAM_INITIAL_R2T_EN: - len = sprintf(buf, "%d\n", session->initial_r2t_en); + len = sysfs_emit(buf, "%d\n", session->initial_r2t_en); break; case ISCSI_PARAM_MAX_R2T: - len = sprintf(buf, "%hu\n", session->max_r2t); + len = sysfs_emit(buf, "%hu\n", session->max_r2t); break; case ISCSI_PARAM_IMM_DATA_EN: - len = sprintf(buf, "%d\n", session->imm_data_en); + len = sysfs_emit(buf, "%d\n", session->imm_data_en); break; case ISCSI_PARAM_FIRST_BURST: - len = sprintf(buf, "%u\n", session->first_burst); + len = sysfs_emit(buf, "%u\n", session->first_burst); break; case ISCSI_PARAM_MAX_BURST: - len = sprintf(buf, "%u\n", session->max_burst); + len = sysfs_emit(buf, "%u\n", session->max_burst); break; case ISCSI_PARAM_PDU_INORDER_EN: - len = sprintf(buf, "%d\n", session->pdu_inorder_en); + len = sysfs_emit(buf, "%d\n", session->pdu_inorder_en); break; case ISCSI_PARAM_DATASEQ_INORDER_EN: - len = sprintf(buf, "%d\n", session->dataseq_inorder_en); + len = sysfs_emit(buf, "%d\n", session->dataseq_inorder_en); break; case ISCSI_PARAM_DEF_TASKMGMT_TMO: - len = sprintf(buf, "%d\n", session->def_taskmgmt_tmo); + len = sysfs_emit(buf, "%d\n", session->def_taskmgmt_tmo); break; case ISCSI_PARAM_ERL: - len = sprintf(buf, "%d\n", session->erl); + len = sysfs_emit(buf, "%d\n", session->erl); break; case ISCSI_PARAM_TARGET_NAME: - len = sprintf(buf, "%s\n", session->targetname); + len = sysfs_emit(buf, "%s\n", session->targetname); break; case ISCSI_PARAM_TARGET_ALIAS: - len = sprintf(buf, "%s\n", session->targetalias); + len = sysfs_emit(buf, "%s\n", session->targetalias); break; case ISCSI_PARAM_TPGT: - len = sprintf(buf, "%d\n", session->tpgt); + len = sysfs_emit(buf, "%d\n", session->tpgt); break; case ISCSI_PARAM_USERNAME: - len = sprintf(buf, "%s\n", session->username); + len = sysfs_emit(buf, "%s\n", session->username); break; case ISCSI_PARAM_USERNAME_IN: - len = sprintf(buf, "%s\n", session->username_in); + len = sysfs_emit(buf, "%s\n", session->username_in); break; case ISCSI_PARAM_PASSWORD: - len = sprintf(buf, "%s\n", session->password); + len = sysfs_emit(buf, "%s\n", session->password); break; case ISCSI_PARAM_PASSWORD_IN: - len = sprintf(buf, "%s\n", session->password_in); + len = sysfs_emit(buf, "%s\n", session->password_in); break; case ISCSI_PARAM_IFACE_NAME: - len = sprintf(buf, "%s\n", session->ifacename); + len = sysfs_emit(buf, "%s\n", session->ifacename); break; case ISCSI_PARAM_INITIATOR_NAME: - len = sprintf(buf, "%s\n", session->initiatorname); + len = sysfs_emit(buf, "%s\n", session->initiatorname); break; case ISCSI_PARAM_BOOT_ROOT: - len = sprintf(buf, "%s\n", session->boot_root); + len = sysfs_emit(buf, "%s\n", session->boot_root); break; case ISCSI_PARAM_BOOT_NIC: - len = sprintf(buf, "%s\n", session->boot_nic); + len = sysfs_emit(buf, "%s\n", session->boot_nic); break; case ISCSI_PARAM_BOOT_TARGET: - len = sprintf(buf, "%s\n", session->boot_target); + len = sysfs_emit(buf, "%s\n", session->boot_target); break; case ISCSI_PARAM_AUTO_SND_TGT_DISABLE: - len = sprintf(buf, "%u\n", session->auto_snd_tgt_disable); + len = sysfs_emit(buf, "%u\n", session->auto_snd_tgt_disable); break; case ISCSI_PARAM_DISCOVERY_SESS: - len = sprintf(buf, "%u\n", session->discovery_sess); + len = sysfs_emit(buf, "%u\n", session->discovery_sess); break; case ISCSI_PARAM_PORTAL_TYPE: - len = sprintf(buf, "%s\n", session->portal_type); + len = sysfs_emit(buf, "%s\n", session->portal_type); break; case ISCSI_PARAM_CHAP_AUTH_EN: - len = sprintf(buf, "%u\n", session->chap_auth_en); + len = sysfs_emit(buf, "%u\n", session->chap_auth_en); break; case ISCSI_PARAM_DISCOVERY_LOGOUT_EN: - len = sprintf(buf, "%u\n", session->discovery_logout_en); + len = sysfs_emit(buf, "%u\n", session->discovery_logout_en); break; case ISCSI_PARAM_BIDI_CHAP_EN: - len = sprintf(buf, "%u\n", session->bidi_chap_en); + len = sysfs_emit(buf, "%u\n", session->bidi_chap_en); break; case ISCSI_PARAM_DISCOVERY_AUTH_OPTIONAL: - len = sprintf(buf, "%u\n", session->discovery_auth_optional); + len = sysfs_emit(buf, "%u\n", session->discovery_auth_optional); break; case ISCSI_PARAM_DEF_TIME2WAIT: - len = sprintf(buf, "%d\n", session->time2wait); + len = sysfs_emit(buf, "%d\n", session->time2wait); break; case ISCSI_PARAM_DEF_TIME2RETAIN: - len = sprintf(buf, "%d\n", session->time2retain); + len = sysfs_emit(buf, "%d\n", session->time2retain); break; case ISCSI_PARAM_TSID: - len = sprintf(buf, "%u\n", session->tsid); + len = sysfs_emit(buf, "%u\n", session->tsid); break; case ISCSI_PARAM_ISID: - len = sprintf(buf, "%02x%02x%02x%02x%02x%02x\n", + len = sysfs_emit(buf, "%02x%02x%02x%02x%02x%02x\n", session->isid[0], session->isid[1], session->isid[2], session->isid[3], session->isid[4], session->isid[5]); break; case ISCSI_PARAM_DISCOVERY_PARENT_IDX: - len = sprintf(buf, "%u\n", session->discovery_parent_idx); + len = sysfs_emit(buf, "%u\n", session->discovery_parent_idx); break; case ISCSI_PARAM_DISCOVERY_PARENT_TYPE: if (session->discovery_parent_type) - len = sprintf(buf, "%s\n", + len = sysfs_emit(buf, "%s\n", session->discovery_parent_type); else - len = sprintf(buf, "\n"); + len = sysfs_emit(buf, "\n"); break; default: return -ENOSYS; @@ -3481,16 +3481,16 @@ int iscsi_conn_get_addr_param(struct sockaddr_storage *addr, case ISCSI_PARAM_CONN_ADDRESS: case ISCSI_HOST_PARAM_IPADDRESS: if (sin) - len = sprintf(buf, "%pI4\n", &sin->sin_addr.s_addr); + len = sysfs_emit(buf, "%pI4\n", &sin->sin_addr.s_addr); else - len = sprintf(buf, "%pI6\n", &sin6->sin6_addr); + len = sysfs_emit(buf, "%pI6\n", &sin6->sin6_addr); break; case ISCSI_PARAM_CONN_PORT: case ISCSI_PARAM_LOCAL_PORT: if (sin) - len = sprintf(buf, "%hu\n", be16_to_cpu(sin->sin_port)); + len = sysfs_emit(buf, "%hu\n", be16_to_cpu(sin->sin_port)); else - len = sprintf(buf, "%hu\n", + len = sysfs_emit(buf, "%hu\n", be16_to_cpu(sin6->sin6_port)); break; default: @@ -3509,88 +3509,88 @@ int iscsi_conn_get_param(struct iscsi_cls_conn *cls_conn, switch(param) { case ISCSI_PARAM_PING_TMO: - len = sprintf(buf, "%u\n", conn->ping_timeout); + len = sysfs_emit(buf, "%u\n", conn->ping_timeout); break; case ISCSI_PARAM_RECV_TMO: - len = sprintf(buf, "%u\n", conn->recv_timeout); + len = sysfs_emit(buf, "%u\n", conn->recv_timeout); break; case ISCSI_PARAM_MAX_RECV_DLENGTH: - len = sprintf(buf, "%u\n", conn->max_recv_dlength); + len = sysfs_emit(buf, "%u\n", conn->max_recv_dlength); break; case ISCSI_PARAM_MAX_XMIT_DLENGTH: - len = sprintf(buf, "%u\n", conn->max_xmit_dlength); + len = sysfs_emit(buf, "%u\n", conn->max_xmit_dlength); break; case ISCSI_PARAM_HDRDGST_EN: - len = sprintf(buf, "%d\n", conn->hdrdgst_en); + len = sysfs_emit(buf, "%d\n", conn->hdrdgst_en); break; case ISCSI_PARAM_DATADGST_EN: - len = sprintf(buf, "%d\n", conn->datadgst_en); + len = sysfs_emit(buf, "%d\n", conn->datadgst_en); break; case ISCSI_PARAM_IFMARKER_EN: - len = sprintf(buf, "%d\n", conn->ifmarker_en); + len = sysfs_emit(buf, "%d\n", conn->ifmarker_en); break; case ISCSI_PARAM_OFMARKER_EN: - len = sprintf(buf, "%d\n", conn->ofmarker_en); + len = sysfs_emit(buf, "%d\n", conn->ofmarker_en); break; case ISCSI_PARAM_EXP_STATSN: - len = sprintf(buf, "%u\n", conn->exp_statsn); + len = sysfs_emit(buf, "%u\n", conn->exp_statsn); break; case ISCSI_PARAM_PERSISTENT_PORT: - len = sprintf(buf, "%d\n", conn->persistent_port); + len = sysfs_emit(buf, "%d\n", conn->persistent_port); break; case ISCSI_PARAM_PERSISTENT_ADDRESS: - len = sprintf(buf, "%s\n", conn->persistent_address); + len = sysfs_emit(buf, "%s\n", conn->persistent_address); break; case ISCSI_PARAM_STATSN: - len = sprintf(buf, "%u\n", conn->statsn); + len = sysfs_emit(buf, "%u\n", conn->statsn); break; case ISCSI_PARAM_MAX_SEGMENT_SIZE: - len = sprintf(buf, "%u\n", conn->max_segment_size); + len = sysfs_emit(buf, "%u\n", conn->max_segment_size); break; case ISCSI_PARAM_KEEPALIVE_TMO: - len = sprintf(buf, "%u\n", conn->keepalive_tmo); + len = sysfs_emit(buf, "%u\n", conn->keepalive_tmo); break; case ISCSI_PARAM_LOCAL_PORT: - len = sprintf(buf, "%u\n", conn->local_port); + len = sysfs_emit(buf, "%u\n", conn->local_port); break; case ISCSI_PARAM_TCP_TIMESTAMP_STAT: - len = sprintf(buf, "%u\n", conn->tcp_timestamp_stat); + len = sysfs_emit(buf, "%u\n", conn->tcp_timestamp_stat); break; case ISCSI_PARAM_TCP_NAGLE_DISABLE: - len = sprintf(buf, "%u\n", conn->tcp_nagle_disable); + len = sysfs_emit(buf, "%u\n", conn->tcp_nagle_disable); break; case ISCSI_PARAM_TCP_WSF_DISABLE: - len = sprintf(buf, "%u\n", conn->tcp_wsf_disable); + len = sysfs_emit(buf, "%u\n", conn->tcp_wsf_disable); break; case ISCSI_PARAM_TCP_TIMER_SCALE: - len = sprintf(buf, "%u\n", conn->tcp_timer_scale); + len = sysfs_emit(buf, "%u\n", conn->tcp_timer_scale); break; case ISCSI_PARAM_TCP_TIMESTAMP_EN: - len = sprintf(buf, "%u\n", conn->tcp_timestamp_en); + len = sysfs_emit(buf, "%u\n", conn->tcp_timestamp_en); break; case ISCSI_PARAM_IP_FRAGMENT_DISABLE: - len = sprintf(buf, "%u\n", conn->fragment_disable); + len = sysfs_emit(buf, "%u\n", conn->fragment_disable); break; case ISCSI_PARAM_IPV4_TOS: - len = sprintf(buf, "%u\n", conn->ipv4_tos); + len = sysfs_emit(buf, "%u\n", conn->ipv4_tos); break; case ISCSI_PARAM_IPV6_TC: - len = sprintf(buf, "%u\n", conn->ipv6_traffic_class); + len = sysfs_emit(buf, "%u\n", conn->ipv6_traffic_class); break; case ISCSI_PARAM_IPV6_FLOW_LABEL: - len = sprintf(buf, "%u\n", conn->ipv6_flow_label); + len = sysfs_emit(buf, "%u\n", conn->ipv6_flow_label); break; case ISCSI_PARAM_IS_FW_ASSIGNED_IPV6: - len = sprintf(buf, "%u\n", conn->is_fw_assigned_ipv6); + len = sysfs_emit(buf, "%u\n", conn->is_fw_assigned_ipv6); break; case ISCSI_PARAM_TCP_XMIT_WSF: - len = sprintf(buf, "%u\n", conn->tcp_xmit_wsf); + len = sysfs_emit(buf, "%u\n", conn->tcp_xmit_wsf); break; case ISCSI_PARAM_TCP_RECV_WSF: - len = sprintf(buf, "%u\n", conn->tcp_recv_wsf); + len = sysfs_emit(buf, "%u\n", conn->tcp_recv_wsf); break; case ISCSI_PARAM_LOCAL_IPADDR: - len = sprintf(buf, "%s\n", conn->local_ipaddr); + len = sysfs_emit(buf, "%s\n", conn->local_ipaddr); break; default: return -ENOSYS; @@ -3608,13 +3608,13 @@ int iscsi_host_get_param(struct Scsi_Host *shost, enum iscsi_host_param param, switch (param) { case ISCSI_HOST_PARAM_NETDEV_NAME: - len = sprintf(buf, "%s\n", ihost->netdev); + len = sysfs_emit(buf, "%s\n", ihost->netdev); break; case ISCSI_HOST_PARAM_HWADDRESS: - len = sprintf(buf, "%s\n", ihost->hwaddress); + len = sysfs_emit(buf, "%s\n", ihost->hwaddress); break; case ISCSI_HOST_PARAM_INITIATOR_NAME: - len = sprintf(buf, "%s\n", ihost->initiatorname); + len = sysfs_emit(buf, "%s\n", ihost->initiatorname); break; default: return -ENOSYS; diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index dbad926e8f87..a26df7d6d5d1 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -124,7 +124,11 @@ show_transport_handle(struct device *dev, struct device_attribute *attr, char *buf) { struct iscsi_internal *priv = dev_to_iscsi_internal(dev); - return sprintf(buf, "%llu\n", (unsigned long long)iscsi_handle(priv->iscsi_transport)); + + if (!capable(CAP_SYS_ADMIN)) + return -EACCES; + return sysfs_emit(buf, "%llu\n", + (unsigned long long)iscsi_handle(priv->iscsi_transport)); } static DEVICE_ATTR(handle, S_IRUGO, show_transport_handle, NULL); @@ -134,7 +138,7 @@ show_transport_##name(struct device *dev, \ struct device_attribute *attr,char *buf) \ { \ struct iscsi_internal *priv = dev_to_iscsi_internal(dev); \ - return sprintf(buf, format"\n", priv->iscsi_transport->name); \ + return sysfs_emit(buf, format"\n", priv->iscsi_transport->name);\ } \ static DEVICE_ATTR(name, S_IRUGO, show_transport_##name, NULL); @@ -175,7 +179,7 @@ static ssize_t show_ep_handle(struct device *dev, struct device_attribute *attr, char *buf) { struct iscsi_endpoint *ep = iscsi_dev_to_endpoint(dev); - return sprintf(buf, "%llu\n", (unsigned long long) ep->id); + return sysfs_emit(buf, "%llu\n", (unsigned long long) ep->id); } static ISCSI_ATTR(ep, handle, S_IRUGO, show_ep_handle, NULL); @@ -2765,6 +2769,9 @@ iscsi_set_param(struct iscsi_transport *transport, struct iscsi_uevent *ev) struct iscsi_cls_session *session; int err = 0, value = 0; + if (ev->u.set_param.len > PAGE_SIZE) + return -EINVAL; + session = iscsi_session_lookup(ev->u.set_param.sid); conn = iscsi_conn_lookup(ev->u.set_param.sid, ev->u.set_param.cid); if (!conn || !session) @@ -2912,6 +2919,9 @@ iscsi_set_host_param(struct iscsi_transport *transport, if (!transport->set_host_param) return -ENOSYS; + if (ev->u.set_host_param.len > PAGE_SIZE) + return -EINVAL; + shost = scsi_host_lookup(ev->u.set_host_param.host_no); if (!shost) { printk(KERN_ERR "set_host_param could not find host no %u\n", @@ -3499,6 +3509,7 @@ iscsi_if_recv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, uint32_t *group) { int err = 0; u32 portid; + u32 pdu_len; struct iscsi_uevent *ev = nlmsg_data(nlh); struct iscsi_transport *transport = NULL; struct iscsi_internal *priv; @@ -3506,6 +3517,9 @@ iscsi_if_recv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, uint32_t *group) struct iscsi_cls_conn *conn; struct iscsi_endpoint *ep = NULL; + if (!netlink_capable(skb, CAP_SYS_ADMIN)) + return -EPERM; + if (nlh->nlmsg_type == ISCSI_UEVENT_PATH_UPDATE) *group = ISCSI_NL_GRP_UIP; else @@ -3613,6 +3627,14 @@ iscsi_if_recv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, uint32_t *group) err = -EINVAL; break; case ISCSI_UEVENT_SEND_PDU: + pdu_len = nlh->nlmsg_len - sizeof(*nlh) - sizeof(*ev); + + if ((ev->u.send_pdu.hdr_size > pdu_len) || + (ev->u.send_pdu.data_size > (pdu_len - ev->u.send_pdu.hdr_size))) { + err = -EINVAL; + break; + } + conn = iscsi_conn_lookup(ev->u.send_pdu.sid, ev->u.send_pdu.cid); if (conn) ev->r.retcode = transport->send_pdu(conn, @@ -4019,7 +4041,7 @@ show_priv_session_state(struct device *dev, struct device_attribute *attr, char *buf) { struct iscsi_cls_session *session = iscsi_dev_to_session(dev->parent); - return sprintf(buf, "%s\n", iscsi_session_state_name(session->state)); + return sysfs_emit(buf, "%s\n", iscsi_session_state_name(session->state)); } static ISCSI_CLASS_ATTR(priv_sess, state, S_IRUGO, show_priv_session_state, NULL); @@ -4028,7 +4050,7 @@ show_priv_session_creator(struct device *dev, struct device_attribute *attr, char *buf) { struct iscsi_cls_session *session = iscsi_dev_to_session(dev->parent); - return sprintf(buf, "%d\n", session->creator); + return sysfs_emit(buf, "%d\n", session->creator); } static ISCSI_CLASS_ATTR(priv_sess, creator, S_IRUGO, show_priv_session_creator, NULL); @@ -4037,7 +4059,7 @@ show_priv_session_target_id(struct device *dev, struct device_attribute *attr, char *buf) { struct iscsi_cls_session *session = iscsi_dev_to_session(dev->parent); - return sprintf(buf, "%d\n", session->target_id); + return sysfs_emit(buf, "%d\n", session->target_id); } static ISCSI_CLASS_ATTR(priv_sess, target_id, S_IRUGO, show_priv_session_target_id, NULL); @@ -4050,8 +4072,8 @@ show_priv_session_##field(struct device *dev, \ struct iscsi_cls_session *session = \ iscsi_dev_to_session(dev->parent); \ if (session->field == -1) \ - return sprintf(buf, "off\n"); \ - return sprintf(buf, format"\n", session->field); \ + return sysfs_emit(buf, "off\n"); \ + return sysfs_emit(buf, format"\n", session->field); \ } #define iscsi_priv_session_attr_store(field) \ diff --git a/drivers/staging/fwserial/fwserial.c b/drivers/staging/fwserial/fwserial.c index aec0f19597a9..4df6e3c1ea96 100644 --- a/drivers/staging/fwserial/fwserial.c +++ b/drivers/staging/fwserial/fwserial.c @@ -2189,6 +2189,7 @@ static int fwserial_create(struct fw_unit *unit) err = fw_core_add_address_handler(&port->rx_handler, &fw_high_memory_region); if (err) { + tty_port_destroy(&port->port); kfree(port); goto free_ports; } @@ -2271,6 +2272,7 @@ static int fwserial_create(struct fw_unit *unit) free_ports: for (--i; i >= 0; --i) { + fw_core_remove_address_handler(&serial->ports[i]->rx_handler); tty_port_destroy(&serial->ports[i]->port); kfree(serial->ports[i]); } diff --git a/drivers/staging/most/sound/sound.c b/drivers/staging/most/sound/sound.c index 79817061fcfa..4225ee9fcf7b 100644 --- a/drivers/staging/most/sound/sound.c +++ b/drivers/staging/most/sound/sound.c @@ -98,6 +98,8 @@ static void swap_copy24(u8 *dest, const u8 *source, unsigned int bytes) { unsigned int i = 0; + if (bytes < 2) + return; while (i < bytes - 2) { dest[i] = source[i + 2]; dest[i + 1] = source[i + 1]; diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-ctl.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-ctl.c index 4c2cae99776b..3703409715da 100644 --- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-ctl.c +++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-ctl.c @@ -224,7 +224,7 @@ int snd_bcm2835_new_ctl(struct bcm2835_chip *chip) { int err; - strcpy(chip->card->mixername, "Broadcom Mixer"); + strscpy(chip->card->mixername, "Broadcom Mixer", sizeof(chip->card->mixername)); err = create_ctls(chip, ARRAY_SIZE(snd_bcm2835_ctl), snd_bcm2835_ctl); if (err < 0) return err; @@ -261,7 +261,7 @@ static const struct snd_kcontrol_new snd_bcm2835_headphones_ctl[] = { int snd_bcm2835_new_headphones_ctl(struct bcm2835_chip *chip) { - strcpy(chip->card->mixername, "Broadcom Mixer"); + strscpy(chip->card->mixername, "Broadcom Mixer", sizeof(chip->card->mixername)); return create_ctls(chip, ARRAY_SIZE(snd_bcm2835_headphones_ctl), snd_bcm2835_headphones_ctl); } @@ -295,7 +295,7 @@ static const struct snd_kcontrol_new snd_bcm2835_hdmi[] = { int snd_bcm2835_new_hdmi_ctl(struct bcm2835_chip *chip) { - strcpy(chip->card->mixername, "Broadcom Mixer"); + strscpy(chip->card->mixername, "Broadcom Mixer", sizeof(chip->card->mixername)); return create_ctls(chip, ARRAY_SIZE(snd_bcm2835_hdmi), snd_bcm2835_hdmi); } diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c index 826016c3431a..8708f97b46f3 100644 --- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c +++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c @@ -351,7 +351,7 @@ int snd_bcm2835_new_pcm(struct bcm2835_chip *chip, const char *name, pcm->private_data = chip; pcm->nonatomic = true; - strcpy(pcm->name, name); + strscpy(pcm->name, name, sizeof(pcm->name)); if (!spdif) { chip->dest = route; chip->volume = 0; diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c index cf5f80f5ca6b..c250fbef2fa3 100644 --- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c +++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c @@ -185,9 +185,9 @@ static int snd_add_child_device(struct device *dev, goto error; } - strcpy(card->driver, audio_driver->driver.name); - strcpy(card->shortname, audio_driver->shortname); - strcpy(card->longname, audio_driver->longname); + strscpy(card->driver, audio_driver->driver.name, sizeof(card->driver)); + strscpy(card->shortname, audio_driver->shortname, sizeof(card->shortname)); + strscpy(card->longname, audio_driver->longname, sizeof(card->longname)); err = audio_driver->newpcm(chip, audio_driver->shortname, audio_driver->route, diff --git a/drivers/tty/vt/consolemap.c b/drivers/tty/vt/consolemap.c index b28aa0d289f8..251c02af1fc3 100644 --- a/drivers/tty/vt/consolemap.c +++ b/drivers/tty/vt/consolemap.c @@ -495,7 +495,7 @@ con_insert_unipair(struct uni_pagedir *p, u_short unicode, u_short fontpos) p2[unicode & 0x3f] = fontpos; - p->sum += (fontpos << 20) + unicode; + p->sum += (fontpos << 20U) + unicode; return 0; } diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c index fe373b63ddd6..ecbfbbf1c1a7 100644 --- a/drivers/video/fbdev/udlfb.c +++ b/drivers/video/fbdev/udlfb.c @@ -1017,6 +1017,7 @@ static void dlfb_ops_destroy(struct fb_info *info) } vfree(dlfb->backing_buffer); kfree(dlfb->edid); + dlfb_free_urb_list(dlfb); usb_put_dev(dlfb->udev); kfree(dlfb); diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index c346ee7ec18d..aca6c467d776 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -1212,7 +1212,6 @@ static noinline int commit_fs_roots(struct btrfs_trans_handle *trans) struct btrfs_root *gang[8]; int i; int ret; - int err = 0; spin_lock(&fs_info->fs_roots_radix_lock); while (1) { @@ -1224,6 +1223,8 @@ static noinline int commit_fs_roots(struct btrfs_trans_handle *trans) break; for (i = 0; i < ret; i++) { struct btrfs_root *root = gang[i]; + int ret2; + radix_tree_tag_clear(&fs_info->fs_roots_radix, (unsigned long)root->root_key.objectid, BTRFS_ROOT_TRANS_TAG); @@ -1245,17 +1246,17 @@ static noinline int commit_fs_roots(struct btrfs_trans_handle *trans) root->node); } - err = btrfs_update_root(trans, fs_info->tree_root, + ret2 = btrfs_update_root(trans, fs_info->tree_root, &root->root_key, &root->root_item); + if (ret2) + return ret2; spin_lock(&fs_info->fs_roots_radix_lock); - if (err) - break; btrfs_qgroup_free_meta_all_pertrans(root); } } spin_unlock(&fs_info->fs_roots_radix_lock); - return err; + return 0; } /* diff --git a/fs/erofs/super.c b/fs/erofs/super.c index 0e369494f2f2..22e059b4f745 100644 --- a/fs/erofs/super.c +++ b/fs/erofs/super.c @@ -124,8 +124,8 @@ static int erofs_read_superblock(struct super_block *sb) blkszbits = dsb->blkszbits; /* 9(512 bytes) + LOG_SECTORS_PER_BLOCK == LOG_BLOCK_SIZE */ if (blkszbits != LOG_BLOCK_SIZE) { - erofs_err(sb, "blksize %u isn't supported on this platform", - 1 << blkszbits); + erofs_err(sb, "blkszbits %u isn't supported on this platform", + blkszbits); goto out; } diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c index 5d9584281935..3a97ac56821b 100644 --- a/fs/f2fs/namei.c +++ b/fs/f2fs/namei.c @@ -797,7 +797,11 @@ static int __f2fs_tmpfile(struct inode *dir, struct dentry *dentry, if (whiteout) { f2fs_i_links_write(inode, false); + + spin_lock(&inode->i_lock); inode->i_state |= I_LINKABLE; + spin_unlock(&inode->i_lock); + *whiteout = inode; } else { d_tmpfile(dentry, inode); @@ -996,7 +1000,11 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry, err = f2fs_add_link(old_dentry, whiteout); if (err) goto put_out_dir; + + spin_lock(&whiteout->i_lock); whiteout->i_state &= ~I_LINKABLE; + spin_unlock(&whiteout->i_lock); + iput(whiteout); } diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h index 325781a1ae4d..2034b9a07d63 100644 --- a/fs/f2fs/segment.h +++ b/fs/f2fs/segment.h @@ -88,11 +88,11 @@ #define BLKS_PER_SEC(sbi) \ ((sbi)->segs_per_sec * (sbi)->blocks_per_seg) #define GET_SEC_FROM_SEG(sbi, segno) \ - ((segno) / (sbi)->segs_per_sec) + (((segno) == -1) ? -1: (segno) / (sbi)->segs_per_sec) #define GET_SEG_FROM_SEC(sbi, secno) \ ((secno) * (sbi)->segs_per_sec) #define GET_ZONE_FROM_SEC(sbi, secno) \ - ((secno) / (sbi)->secs_per_zone) + (((secno) == -1) ? -1: (secno) / (sbi)->secs_per_zone) #define GET_ZONE_FROM_SEG(sbi, segno) \ GET_ZONE_FROM_SEC(sbi, GET_SEC_FROM_SEG(sbi, segno)) diff --git a/fs/jfs/jfs_filsys.h b/fs/jfs/jfs_filsys.h index 1e899298f7f0..b5d702df7111 100644 --- a/fs/jfs/jfs_filsys.h +++ b/fs/jfs/jfs_filsys.h @@ -268,5 +268,6 @@ * fsck() must be run to repair */ #define FM_EXTENDFS 0x00000008 /* file system extendfs() in progress */ +#define FM_STATE_MAX 0x0000000f /* max value of s_state */ #endif /* _H_JFS_FILSYS */ diff --git a/fs/jfs/jfs_mount.c b/fs/jfs/jfs_mount.c index eb8b9e233d73..616de103dccc 100644 --- a/fs/jfs/jfs_mount.c +++ b/fs/jfs/jfs_mount.c @@ -36,6 +36,7 @@ #include <linux/fs.h> #include <linux/buffer_head.h> +#include <linux/log2.h> #include "jfs_incore.h" #include "jfs_filsys.h" @@ -365,6 +366,15 @@ static int chkSuper(struct super_block *sb) sbi->bsize = bsize; sbi->l2bsize = le16_to_cpu(j_sb->s_l2bsize); + /* check some fields for possible corruption */ + if (sbi->l2bsize != ilog2((u32)bsize) || + j_sb->pad != 0 || + le32_to_cpu(j_sb->s_state) > FM_STATE_MAX) { + rc = -EINVAL; + jfs_err("jfs_mount: Mount Failure: superblock is corrupt!"); + goto out; + } + /* * For now, ignore s_pbsize, l2bfactor. All I/O going through buffer * cache. diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c index 130fc6fbcc03..4f7cf975b27c 100644 --- a/fs/sysfs/file.c +++ b/fs/sysfs/file.c @@ -15,6 +15,7 @@ #include <linux/list.h> #include <linux/mutex.h> #include <linux/seq_file.h> +#include <linux/mm.h> #include "sysfs.h" @@ -558,3 +559,57 @@ void sysfs_remove_bin_file(struct kobject *kobj, kernfs_remove_by_name(kobj->sd, attr->attr.name); } EXPORT_SYMBOL_GPL(sysfs_remove_bin_file); + +/** + * sysfs_emit - scnprintf equivalent, aware of PAGE_SIZE buffer. + * @buf: start of PAGE_SIZE buffer. + * @fmt: format + * @...: optional arguments to @format + * + * + * Returns number of characters written to @buf. + */ +int sysfs_emit(char *buf, const char *fmt, ...) +{ + va_list args; + int len; + + if (WARN(!buf || offset_in_page(buf), + "invalid sysfs_emit: buf:%p\n", buf)) + return 0; + + va_start(args, fmt); + len = vscnprintf(buf, PAGE_SIZE, fmt, args); + va_end(args); + + return len; +} +EXPORT_SYMBOL_GPL(sysfs_emit); + +/** + * sysfs_emit_at - scnprintf equivalent, aware of PAGE_SIZE buffer. + * @buf: start of PAGE_SIZE buffer. + * @at: offset in @buf to start write in bytes + * @at must be >= 0 && < PAGE_SIZE + * @fmt: format + * @...: optional arguments to @fmt + * + * + * Returns number of characters written starting at &@buf[@at]. + */ +int sysfs_emit_at(char *buf, int at, const char *fmt, ...) +{ + va_list args; + int len; + + if (WARN(!buf || offset_in_page(buf) || at < 0 || at >= PAGE_SIZE, + "invalid sysfs_emit_at: buf:%p at:%d\n", buf, at)) + return 0; + + va_start(args, fmt); + len = vscnprintf(buf + at, PAGE_SIZE - at, fmt, args); + va_end(args); + + return len; +} +EXPORT_SYMBOL_GPL(sysfs_emit_at); diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c index dec511823fcb..ca8c763902b9 100644 --- a/fs/xfs/xfs_iops.c +++ b/fs/xfs/xfs_iops.c @@ -839,7 +839,7 @@ xfs_setattr_size( ASSERT(xfs_isilocked(ip, XFS_MMAPLOCK_EXCL)); ASSERT(S_ISREG(inode->i_mode)); ASSERT((iattr->ia_valid & (ATTR_UID|ATTR_GID|ATTR_ATIME|ATTR_ATIME_SET| - ATTR_MTIME_SET|ATTR_KILL_PRIV|ATTR_TIMES_SET)) == 0); + ATTR_MTIME_SET|ATTR_TIMES_SET)) == 0); oldsize = inode->i_size; newsize = iattr->ia_size; diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 3e0692fd6282..db1b9623977c 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -3679,6 +3679,9 @@ int dev_pre_changeaddr_notify(struct net_device *dev, const char *addr, struct netlink_ext_ack *extack); int dev_set_mac_address(struct net_device *dev, struct sockaddr *sa, struct netlink_ext_ack *extack); +int dev_set_mac_address_user(struct net_device *dev, struct sockaddr *sa, + struct netlink_ext_ack *extack); +int dev_get_mac_address(struct sockaddr *sa, struct net *net, char *dev_name); int dev_change_carrier(struct net_device *, bool new_carrier); int dev_get_phys_port_id(struct net_device *dev, struct netdev_phys_item_id *ppid); diff --git a/include/linux/swap.h b/include/linux/swap.h index 063c0c1e112b..136a929648ef 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -473,6 +473,7 @@ struct backing_dev_info; extern int init_swap_address_space(unsigned int type, unsigned long nr_pages); extern void exit_swap_address_space(unsigned int type); extern struct swap_info_struct *get_swap_device(swp_entry_t entry); +sector_t swap_page_sector(struct page *page); static inline void put_swap_device(struct swap_info_struct *si) { diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h index fa7ee503fb76..428707ac3c0b 100644 --- a/include/linux/sysfs.h +++ b/include/linux/sysfs.h @@ -310,6 +310,11 @@ static inline void sysfs_enable_ns(struct kernfs_node *kn) return kernfs_enable_ns(kn); } +__printf(2, 3) +int sysfs_emit(char *buf, const char *fmt, ...); +__printf(3, 4) +int sysfs_emit_at(char *buf, int at, const char *fmt, ...); + #else /* CONFIG_SYSFS */ static inline int sysfs_create_dir_ns(struct kobject *kobj, const void *ns) @@ -522,6 +527,17 @@ static inline void sysfs_enable_ns(struct kernfs_node *kn) { } +__printf(2, 3) +static inline int sysfs_emit(char *buf, const char *fmt, ...) +{ + return 0; +} + +__printf(3, 4) +static inline int sysfs_emit_at(char *buf, int at, const char *fmt, ...) +{ + return 0; +} #endif /* CONFIG_SYSFS */ static inline int __must_check sysfs_create_file(struct kobject *kobj, diff --git a/include/linux/zsmalloc.h b/include/linux/zsmalloc.h index 4807ca4d52e0..2a430e713ce5 100644 --- a/include/linux/zsmalloc.h +++ b/include/linux/zsmalloc.h @@ -35,7 +35,7 @@ enum zs_mapmode { struct zs_pool_stats { /* How many pages were migrated (freed) */ - unsigned long pages_compacted; + atomic_long_t pages_compacted; }; struct zs_pool; diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 7841e738e38f..2ce61018e33b 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -254,8 +254,9 @@ static enum hrtimer_restart hrtick(struct hrtimer *timer) static void __hrtick_restart(struct rq *rq) { struct hrtimer *timer = &rq->hrtick_timer; + ktime_t time = rq->hrtick_time; - hrtimer_start_expires(timer, HRTIMER_MODE_ABS_PINNED_HARD); + hrtimer_start(timer, time, HRTIMER_MODE_ABS_PINNED_HARD); } /* @@ -280,7 +281,6 @@ static void __hrtick_start(void *arg) void hrtick_start(struct rq *rq, u64 delay) { struct hrtimer *timer = &rq->hrtick_timer; - ktime_t time; s64 delta; /* @@ -288,9 +288,7 @@ void hrtick_start(struct rq *rq, u64 delay) * doesn't make sense and can cause timer DoS. */ delta = max_t(s64, delay, 10000LL); - time = ktime_add_ns(timer->base->get_time(), delta); - - hrtimer_set_expires(timer, time); + rq->hrtick_time = ktime_add_ns(timer->base->get_time(), delta); if (rq == this_rq()) { __hrtick_restart(rq); diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index e10fb9bf2988..4e490e3db2f8 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -973,6 +973,7 @@ struct rq { call_single_data_t hrtick_csd; #endif struct hrtimer hrtick_timer; + ktime_t hrtick_time; #endif #ifdef CONFIG_SCHEDSTATS diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 2cd4c7f43dcd..4033b6ce01c4 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -4902,21 +4902,23 @@ static bool vma_shareable(struct vm_area_struct *vma, unsigned long addr) void adjust_range_if_pmd_sharing_possible(struct vm_area_struct *vma, unsigned long *start, unsigned long *end) { - unsigned long a_start, a_end; + unsigned long v_start = ALIGN(vma->vm_start, PUD_SIZE), + v_end = ALIGN_DOWN(vma->vm_end, PUD_SIZE); - if (!(vma->vm_flags & VM_MAYSHARE)) + /* + * vma need span at least one aligned PUD size and the start,end range + * must at least partialy within it. + */ + if (!(vma->vm_flags & VM_MAYSHARE) || !(v_end > v_start) || + (*end <= v_start) || (*start >= v_end)) return; /* Extend the range to be PUD aligned for a worst case scenario */ - a_start = ALIGN_DOWN(*start, PUD_SIZE); - a_end = ALIGN(*end, PUD_SIZE); + if (*start > v_start) + *start = ALIGN_DOWN(*start, PUD_SIZE); - /* - * Intersect the range with the vma range, since pmd sharing won't be - * across vma after all - */ - *start = max(vma->vm_start, a_start); - *end = min(vma->vm_end, a_end); + if (*end < v_end) + *end = ALIGN(*end, PUD_SIZE); } /* diff --git a/mm/page_io.c b/mm/page_io.c index 60a66a58b9bf..bcf27d057253 100644 --- a/mm/page_io.c +++ b/mm/page_io.c @@ -260,11 +260,6 @@ int swap_writepage(struct page *page, struct writeback_control *wbc) return ret; } -static sector_t swap_page_sector(struct page *page) -{ - return (sector_t)__page_file_index(page) << (PAGE_SHIFT - 9); -} - static inline void count_swpout_vm_event(struct page *page) { #ifdef CONFIG_TRANSPARENT_HUGEPAGE diff --git a/mm/swapfile.c b/mm/swapfile.c index 7947633d3ced..f6964212c6c8 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -221,6 +221,19 @@ offset_to_swap_extent(struct swap_info_struct *sis, unsigned long offset) BUG(); } +sector_t swap_page_sector(struct page *page) +{ + struct swap_info_struct *sis = page_swap_info(page); + struct swap_extent *se; + sector_t sector; + pgoff_t offset; + + offset = __page_file_index(page); + se = offset_to_swap_extent(sis, offset); + sector = se->start_block + (offset - se->start_page); + return sector << (PAGE_SHIFT - 9); +} + /* * swap allocation tell device that a cluster of swap can now be discarded, * to allow the swap device to optimize its wear-levelling. diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index 8a72a3b3837b..443b3b1c9581 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c @@ -2216,11 +2216,13 @@ static unsigned long zs_can_compact(struct size_class *class) return obj_wasted * class->pages_per_zspage; } -static void __zs_compact(struct zs_pool *pool, struct size_class *class) +static unsigned long __zs_compact(struct zs_pool *pool, + struct size_class *class) { struct zs_compact_control cc; struct zspage *src_zspage; struct zspage *dst_zspage = NULL; + unsigned long pages_freed = 0; spin_lock(&class->lock); while ((src_zspage = isolate_zspage(class, true))) { @@ -2250,7 +2252,7 @@ static void __zs_compact(struct zs_pool *pool, struct size_class *class) putback_zspage(class, dst_zspage); if (putback_zspage(class, src_zspage) == ZS_EMPTY) { free_zspage(pool, class, src_zspage); - pool->stats.pages_compacted += class->pages_per_zspage; + pages_freed += class->pages_per_zspage; } spin_unlock(&class->lock); cond_resched(); @@ -2261,12 +2263,15 @@ static void __zs_compact(struct zs_pool *pool, struct size_class *class) putback_zspage(class, src_zspage); spin_unlock(&class->lock); + + return pages_freed; } unsigned long zs_compact(struct zs_pool *pool) { int i; struct size_class *class; + unsigned long pages_freed = 0; for (i = ZS_SIZE_CLASSES - 1; i >= 0; i--) { class = pool->size_class[i]; @@ -2274,10 +2279,11 @@ unsigned long zs_compact(struct zs_pool *pool) continue; if (class->index != i) continue; - __zs_compact(pool, class); + pages_freed += __zs_compact(pool, class); } + atomic_long_add(pages_freed, &pool->stats.pages_compacted); - return pool->stats.pages_compacted; + return pages_freed; } EXPORT_SYMBOL_GPL(zs_compact); @@ -2294,13 +2300,12 @@ static unsigned long zs_shrinker_scan(struct shrinker *shrinker, struct zs_pool *pool = container_of(shrinker, struct zs_pool, shrinker); - pages_freed = pool->stats.pages_compacted; /* * Compact classes and calculate compaction delta. * Can run concurrently with a manually triggered * (by user) compaction. */ - pages_freed = zs_compact(pool) - pages_freed; + pages_freed = zs_compact(pool); return pages_freed ? pages_freed : SHRINK_STOP; } diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index 9c711f0dfae3..be2d469d6369 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -297,6 +297,9 @@ void amp_read_loc_assoc_final_data(struct hci_dev *hdev, struct hci_request req; int err; + if (!mgr) + return; + cp.phy_handle = hcon->handle; cp.len_so_far = cpu_to_le16(0); cp.max_len = cpu_to_le16(hdev->amp_assoc_size); diff --git a/net/bridge/br_sysfs_if.c b/net/bridge/br_sysfs_if.c index 7a59cdddd3ce..5047e9c2333a 100644 --- a/net/bridge/br_sysfs_if.c +++ b/net/bridge/br_sysfs_if.c @@ -55,9 +55,8 @@ static BRPORT_ATTR(_name, 0644, \ static int store_flag(struct net_bridge_port *p, unsigned long v, unsigned long mask) { - unsigned long flags; - - flags = p->flags; + unsigned long flags = p->flags; + int err; if (v) flags |= mask; @@ -65,6 +64,10 @@ static int store_flag(struct net_bridge_port *p, unsigned long v, flags &= ~mask; if (flags != p->flags) { + err = br_switchdev_set_port_flag(p, flags, mask); + if (err) + return err; + p->flags = flags; br_port_flags_change(p, mask); } diff --git a/net/core/dev.c b/net/core/dev.c index d90e8bd87df8..e732faade5dc 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -8144,6 +8144,48 @@ int dev_set_mac_address(struct net_device *dev, struct sockaddr *sa, } EXPORT_SYMBOL(dev_set_mac_address); +static DECLARE_RWSEM(dev_addr_sem); + +int dev_set_mac_address_user(struct net_device *dev, struct sockaddr *sa, + struct netlink_ext_ack *extack) +{ + int ret; + + down_write(&dev_addr_sem); + ret = dev_set_mac_address(dev, sa, extack); + up_write(&dev_addr_sem); + return ret; +} +EXPORT_SYMBOL(dev_set_mac_address_user); + +int dev_get_mac_address(struct sockaddr *sa, struct net *net, char *dev_name) +{ + size_t size = sizeof(sa->sa_data); + struct net_device *dev; + int ret = 0; + + down_read(&dev_addr_sem); + rcu_read_lock(); + + dev = dev_get_by_name_rcu(net, dev_name); + if (!dev) { + ret = -ENODEV; + goto unlock; + } + if (!dev->addr_len) + memset(sa->sa_data, 0, size); + else + memcpy(sa->sa_data, dev->dev_addr, + min_t(size_t, size, dev->addr_len)); + sa->sa_family = dev->type; + +unlock: + rcu_read_unlock(); + up_read(&dev_addr_sem); + return ret; +} +EXPORT_SYMBOL(dev_get_mac_address); + /** * dev_change_carrier - Change device carrier * @dev: device diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c index 5163d900bb4f..69fb9219d51d 100644 --- a/net/core/dev_ioctl.c +++ b/net/core/dev_ioctl.c @@ -122,17 +122,6 @@ static int dev_ifsioc_locked(struct net *net, struct ifreq *ifr, unsigned int cm ifr->ifr_mtu = dev->mtu; return 0; - case SIOCGIFHWADDR: - if (!dev->addr_len) - memset(ifr->ifr_hwaddr.sa_data, 0, - sizeof(ifr->ifr_hwaddr.sa_data)); - else - memcpy(ifr->ifr_hwaddr.sa_data, dev->dev_addr, - min(sizeof(ifr->ifr_hwaddr.sa_data), - (size_t)dev->addr_len)); - ifr->ifr_hwaddr.sa_family = dev->type; - return 0; - case SIOCGIFSLAVE: err = -EINVAL; break; @@ -246,7 +235,7 @@ static int dev_ifsioc(struct net *net, struct ifreq *ifr, unsigned int cmd) case SIOCSIFHWADDR: if (dev->addr_len > sizeof(struct sockaddr)) return -EINVAL; - return dev_set_mac_address(dev, &ifr->ifr_hwaddr, NULL); + return dev_set_mac_address_user(dev, &ifr->ifr_hwaddr, NULL); case SIOCSIFHWBROADCAST: if (ifr->ifr_hwaddr.sa_family != dev->type) @@ -396,6 +385,12 @@ int dev_ioctl(struct net *net, unsigned int cmd, struct ifreq *ifr, bool *need_c */ switch (cmd) { + case SIOCGIFHWADDR: + dev_load(net, ifr->ifr_name); + ret = dev_get_mac_address(&ifr->ifr_hwaddr, net, ifr->ifr_name); + if (colon) + *colon = ':'; + return ret; /* * These ioctl calls: * - can be done by all. @@ -405,7 +400,6 @@ int dev_ioctl(struct net *net, unsigned int cmd, struct ifreq *ifr, bool *need_c case SIOCGIFFLAGS: case SIOCGIFMETRIC: case SIOCGIFMTU: - case SIOCGIFHWADDR: case SIOCGIFSLAVE: case SIOCGIFMAP: case SIOCGIFINDEX: diff --git a/net/core/pktgen.c b/net/core/pktgen.c index cb3b565ff5ad..1d20dd70879b 100644 --- a/net/core/pktgen.c +++ b/net/core/pktgen.c @@ -3465,7 +3465,7 @@ static int pktgen_thread_worker(void *arg) struct pktgen_dev *pkt_dev = NULL; int cpu = t->cpu; - BUG_ON(smp_processor_id() != cpu); + WARN_ON(smp_processor_id() != cpu); init_waitqueue_head(&t->queue); complete(&t->start_done); diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index b0c06a063776..73c09b5864d7 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -2471,7 +2471,7 @@ static int do_setlink(const struct sk_buff *skb, sa->sa_family = dev->type; memcpy(sa->sa_data, nla_data(tb[IFLA_ADDRESS]), dev->addr_len); - err = dev_set_mac_address(dev, sa, extack); + err = dev_set_mac_address_user(dev, sa, extack); kfree(sa); if (err) goto errout; diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 45117fa29983..99d6f4d1297c 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -3290,7 +3290,19 @@ EXPORT_SYMBOL(skb_split); */ static int skb_prepare_for_shift(struct sk_buff *skb) { - return skb_cloned(skb) && pskb_expand_head(skb, 0, 0, GFP_ATOMIC); + int ret = 0; + + if (skb_cloned(skb)) { + /* Save and restore truesize: pskb_expand_head() may reallocate + * memory where ksize(kmalloc(S)) != ksize(kmalloc(S)), but we + * cannot change truesize at this point. + */ + unsigned int save_truesize = skb->truesize; + + ret = pskb_expand_head(skb, 0, 0, GFP_ATOMIC); + skb->truesize = save_truesize; + } + return ret; } /** diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c index fdced0a7bd77..bbc1924d64e5 100644 --- a/net/iucv/af_iucv.c +++ b/net/iucv/af_iucv.c @@ -2176,7 +2176,6 @@ static int afiucv_hs_rcv(struct sk_buff *skb, struct net_device *dev, char nullstring[8]; if (!pskb_may_pull(skb, sizeof(*trans_hdr))) { - WARN_ONCE(1, "AF_IUCV failed to receive skb, len=%u", skb->len); kfree_skb(skb); return NET_RX_SUCCESS; } diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c index 9c4308077574..5e75ff2e1b14 100644 --- a/security/smack/smackfs.c +++ b/security/smack/smackfs.c @@ -1163,7 +1163,7 @@ static ssize_t smk_write_net4addr(struct file *file, const char __user *buf, return -EPERM; if (*ppos != 0) return -EINVAL; - if (count < SMK_NETLBLADDRMIN) + if (count < SMK_NETLBLADDRMIN || count > PAGE_SIZE - 1) return -EINVAL; data = memdup_user_nul(buf, count); @@ -1423,7 +1423,7 @@ static ssize_t smk_write_net6addr(struct file *file, const char __user *buf, return -EPERM; if (*ppos != 0) return -EINVAL; - if (count < SMK_NETLBLADDRMIN) + if (count < SMK_NETLBLADDRMIN || count > PAGE_SIZE - 1) return -EINVAL; data = memdup_user_nul(buf, count); @@ -1830,6 +1830,10 @@ static ssize_t smk_write_ambient(struct file *file, const char __user *buf, if (!smack_privileged(CAP_MAC_ADMIN)) return -EPERM; + /* Enough data must be present */ + if (count == 0 || count > PAGE_SIZE) + return -EINVAL; + data = memdup_user_nul(buf, count); if (IS_ERR(data)) return PTR_ERR(data); @@ -2001,6 +2005,9 @@ static ssize_t smk_write_onlycap(struct file *file, const char __user *buf, if (!smack_privileged(CAP_MAC_ADMIN)) return -EPERM; + if (count > PAGE_SIZE) + return -EINVAL; + data = memdup_user_nul(buf, count); if (IS_ERR(data)) return PTR_ERR(data); @@ -2088,6 +2095,9 @@ static ssize_t smk_write_unconfined(struct file *file, const char __user *buf, if (!smack_privileged(CAP_MAC_ADMIN)) return -EPERM; + if (count > PAGE_SIZE) + return -EINVAL; + data = memdup_user_nul(buf, count); if (IS_ERR(data)) return PTR_ERR(data); @@ -2643,6 +2653,10 @@ static ssize_t smk_write_syslog(struct file *file, const char __user *buf, if (!smack_privileged(CAP_MAC_ADMIN)) return -EPERM; + /* Enough data must be present */ + if (count == 0 || count > PAGE_SIZE) + return -EINVAL; + data = memdup_user_nul(buf, count); if (IS_ERR(data)) return PTR_ERR(data); @@ -2735,10 +2749,13 @@ static ssize_t smk_write_relabel_self(struct file *file, const char __user *buf, return -EPERM; /* + * No partial write. * Enough data must be present. */ if (*ppos != 0) return -EINVAL; + if (count == 0 || count > PAGE_SIZE) + return -EINVAL; data = memdup_user_nul(buf, count); if (IS_ERR(data)) diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index a132fe4537a5..1283796316b6 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -2522,6 +2522,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = { SND_PCI_QUIRK(0x1462, 0x1276, "MSI-GL73", ALC1220_FIXUP_CLEVO_P950), SND_PCI_QUIRK(0x1462, 0x1293, "MSI-GP65", ALC1220_FIXUP_CLEVO_P950), SND_PCI_QUIRK(0x1462, 0x7350, "MSI-7350", ALC889_FIXUP_CD), + SND_PCI_QUIRK(0x1462, 0xcc34, "MSI Godlike X570", ALC1220_FIXUP_GB_DUAL_CODECS), SND_PCI_QUIRK(0x1462, 0xda57, "MSI Z270-Gaming", ALC1220_FIXUP_GB_DUAL_CODECS), SND_PCI_QUIRK_VENDOR(0x1462, "MSI", ALC882_FIXUP_GPIO3), SND_PCI_QUIRK(0x147b, 0x107a, "Abit AW9D-MAX", ALC882_FIXUP_ABIT_AW9D_MAX), @@ -6320,6 +6321,7 @@ enum { ALC269_FIXUP_LEMOTE_A1802, ALC269_FIXUP_LEMOTE_A190X, ALC256_FIXUP_INTEL_NUC8_RUGGED, + ALC256_FIXUP_INTEL_NUC10, ALC255_FIXUP_XIAOMI_HEADSET_MIC, ALC274_FIXUP_HP_MIC, ALC274_FIXUP_HP_HEADSET_MIC, @@ -7697,6 +7699,15 @@ static const struct hda_fixup alc269_fixups[] = { .chained = true, .chain_id = ALC269_FIXUP_HEADSET_MODE }, + [ALC256_FIXUP_INTEL_NUC10] = { + .type = HDA_FIXUP_PINS, + .v.pins = (const struct hda_pintbl[]) { + { 0x19, 0x01a1913c }, /* use as headset mic, without its own jack detect */ + { } + }, + .chained = true, + .chain_id = ALC269_FIXUP_HEADSET_MODE + }, [ALC255_FIXUP_XIAOMI_HEADSET_MIC] = { .type = HDA_FIXUP_VERBS, .v.verbs = (const struct hda_verb[]) { @@ -8001,6 +8012,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1558, 0x8551, "System76 Gazelle (gaze14)", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1558, 0x8560, "System76 Gazelle (gaze14)", ALC269_FIXUP_HEADSET_MIC), SND_PCI_QUIRK(0x1558, 0x8561, "System76 Gazelle (gaze14)", ALC269_FIXUP_HEADSET_MIC), + SND_PCI_QUIRK(0x1558, 0x8562, "Clevo NH[5|7][0-9]RZ[Q]", ALC269_FIXUP_DMIC), SND_PCI_QUIRK(0x1558, 0x8668, "Clevo NP50B[BE]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1558, 0x8680, "Clevo NJ50LU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1558, 0x8686, "Clevo NH50[CZ]U", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE), @@ -8095,6 +8107,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1c06, 0x2013, "Lemote A1802", ALC269_FIXUP_LEMOTE_A1802), SND_PCI_QUIRK(0x1c06, 0x2015, "Lemote A190X", ALC269_FIXUP_LEMOTE_A190X), SND_PCI_QUIRK(0x8086, 0x2080, "Intel NUC 8 Rugged", ALC256_FIXUP_INTEL_NUC8_RUGGED), + SND_PCI_QUIRK(0x8086, 0x2081, "Intel NUC 10", ALC256_FIXUP_INTEL_NUC10), #if 0 /* Below is a quirk table taken from the old code. diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c index 6012367f6fe4..9ee610504bac 100644 --- a/sound/soc/intel/boards/bytcr_rt5640.c +++ b/sound/soc/intel/boards/bytcr_rt5640.c @@ -400,6 +400,19 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = { BYT_RT5640_SSP0_AIF1 | BYT_RT5640_MCLK_EN), }, + { /* Acer One 10 S1002 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "One S1002"), + }, + .driver_data = (void *)(BYT_RT5640_IN1_MAP | + BYT_RT5640_JD_SRC_JD2_IN4N | + BYT_RT5640_OVCD_TH_2000UA | + BYT_RT5640_OVCD_SF_0P75 | + BYT_RT5640_DIFF_MIC | + BYT_RT5640_SSP0_AIF2 | + BYT_RT5640_MCLK_EN), + }, { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), @@ -513,6 +526,16 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = { BYT_RT5640_MONO_SPEAKER | BYT_RT5640_MCLK_EN), }, + { /* Estar Beauty HD MID 7316R */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Estar"), + DMI_MATCH(DMI_PRODUCT_NAME, "eSTAR BEAUTY HD Intel Quad core"), + }, + .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | + BYT_RT5640_MONO_SPEAKER | + BYT_RT5640_SSP0_AIF1 | + BYT_RT5640_MCLK_EN), + }, { .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), @@ -776,6 +799,20 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = { BYT_RT5640_SSP0_AIF2 | BYT_RT5640_MCLK_EN), }, + { /* Voyo Winpad A15 */ + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), + DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"), + /* Above strings are too generic, also match on BIOS date */ + DMI_MATCH(DMI_BIOS_DATE, "11/20/2014"), + }, + .driver_data = (void *)(BYT_RT5640_IN1_MAP | + BYT_RT5640_JD_SRC_JD2_IN4N | + BYT_RT5640_OVCD_TH_2000UA | + BYT_RT5640_OVCD_SF_0P75 | + BYT_RT5640_DIFF_MIC | + BYT_RT5640_MCLK_EN), + }, { /* Catch-all for generic Insyde tablets, must be last */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Insyde"), diff --git a/sound/soc/intel/boards/bytcr_rt5651.c b/sound/soc/intel/boards/bytcr_rt5651.c index 4606f6f582d6..921c09cdb480 100644 --- a/sound/soc/intel/boards/bytcr_rt5651.c +++ b/sound/soc/intel/boards/bytcr_rt5651.c @@ -435,6 +435,19 @@ static const struct dmi_system_id byt_rt5651_quirk_table[] = { BYT_RT5651_SSP0_AIF1 | BYT_RT5651_MONO_SPEAKER), }, + { + /* Jumper EZpad 7 */ + .callback = byt_rt5651_quirk_cb, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Jumper"), + DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"), + /* Jumper12x.WJ2012.bsBKRCP05 with the version dropped */ + DMI_MATCH(DMI_BIOS_VERSION, "Jumper12x.WJ2012.bsBKRCP"), + }, + .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | + BYT_RT5651_IN2_MAP | + BYT_RT5651_JD_NOT_INV), + }, { /* KIANO SlimNote 14.2 */ .callback = byt_rt5651_quirk_cb, diff --git a/sound/soc/intel/common/soc-intel-quirks.h b/sound/soc/intel/common/soc-intel-quirks.h index 863a477d3405..645baf0ed3dd 100644 --- a/sound/soc/intel/common/soc-intel-quirks.h +++ b/sound/soc/intel/common/soc-intel-quirks.h @@ -11,6 +11,7 @@ #if IS_ENABLED(CONFIG_X86) +#include <linux/dmi.h> #include <asm/cpu_device_id.h> #include <asm/intel-family.h> #include <asm/iosf_mbi.h> @@ -40,12 +41,36 @@ SOC_INTEL_IS_CPU(cml, INTEL_FAM6_KABYLAKE_L); static inline bool soc_intel_is_byt_cr(struct platform_device *pdev) { + /* + * List of systems which: + * 1. Use a non CR version of the Bay Trail SoC + * 2. Contain at least 6 interrupt resources so that the + * platform_get_resource(pdev, IORESOURCE_IRQ, 5) check below + * succeeds + * 3. Despite 1. and 2. still have their IPC IRQ at index 0 rather then 5 + * + * This needs to be here so that it can be shared between the SST and + * SOF drivers. We rely on the compiler to optimize this out in files + * where soc_intel_is_byt_cr is not used. + */ + static const struct dmi_system_id force_bytcr_table[] = { + { /* Lenovo Yoga Tablet 2 series */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_FAMILY, "YOGATablet2"), + }, + }, + {} + }; struct device *dev = &pdev->dev; int status = 0; if (!soc_intel_is_byt()) return false; + if (dmi_check_system(force_bytcr_table)) + return true; + if (iosf_mbi_available()) { u32 bios_status;