diff --git a/Documentation/cgroups/memory.txt b/Documentation/cgroups/memory.txt index 4372e6b..97aa4eb 100644 --- a/Documentation/cgroups/memory.txt +++ b/Documentation/cgroups/memory.txt @@ -466,6 +466,10 @@ Note: 5.3 swappiness Similar to /proc/sys/vm/swappiness, but affecting a hierarchy of groups only. +Please note that unlike the global swappiness, memcg knob set to 0 +really prevents from any swapping even if there is a swap storage +available. This might lead to memcg OOM killer if there are no file +pages to reclaim. Following cgroups' swappiness can't be changed. - root cgroup (uses /proc/sys/vm/swappiness). diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi index 3e4334d..3f96658 100644 --- a/arch/arm/boot/dts/tegra30.dtsi +++ b/arch/arm/boot/dts/tegra30.dtsi @@ -73,8 +73,8 @@ pinmux: pinmux { compatible = "nvidia,tegra30-pinmux"; - reg = <0x70000868 0xd0 /* Pad control registers */ - 0x70003000 0x3e0>; /* Mux registers */ + reg = <0x70000868 0xd4 /* Pad control registers */ + 0x70003000 0x3e4>; /* Mux registers */ }; serial@70006000 { diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c index 1b47319..bdbbbbc 100644 --- a/arch/arm/mach-at91/at91sam9g45_devices.c +++ b/arch/arm/mach-at91/at91sam9g45_devices.c @@ -1847,8 +1847,8 @@ static struct resource sha_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_AESTDESSHA, - .end = AT91SAM9G45_ID_AESTDESSHA, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_AESTDESSHA, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_AESTDESSHA, .flags = IORESOURCE_IRQ, }, }; @@ -1880,8 +1880,8 @@ static struct resource tdes_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_AESTDESSHA, - .end = AT91SAM9G45_ID_AESTDESSHA, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_AESTDESSHA, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_AESTDESSHA, .flags = IORESOURCE_IRQ, }, }; @@ -1916,8 +1916,8 @@ static struct resource aes_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = AT91SAM9G45_ID_AESTDESSHA, - .end = AT91SAM9G45_ID_AESTDESSHA, + .start = NR_IRQS_LEGACY + AT91SAM9G45_ID_AESTDESSHA, + .end = NR_IRQS_LEGACY + AT91SAM9G45_ID_AESTDESSHA, .flags = IORESOURCE_IRQ, }, }; diff --git a/arch/arm/mach-imx/ehci-imx25.c b/arch/arm/mach-imx/ehci-imx25.c index 05bb41d..8d5b30a 100644 --- a/arch/arm/mach-imx/ehci-imx25.c +++ b/arch/arm/mach-imx/ehci-imx25.c @@ -30,7 +30,7 @@ #define MX25_H1_SIC_SHIFT 21 #define MX25_H1_SIC_MASK (0x3 << MX25_H1_SIC_SHIFT) #define MX25_H1_PP_BIT (1 << 18) -#define MX25_H1_PM_BIT (1 << 8) +#define MX25_H1_PM_BIT (1 << 16) #define MX25_H1_IPPUE_UP_BIT (1 << 7) #define MX25_H1_IPPUE_DOWN_BIT (1 << 6) #define MX25_H1_TLL_BIT (1 << 5) diff --git a/arch/arm/mach-imx/ehci-imx35.c b/arch/arm/mach-imx/ehci-imx35.c index 73574c3..746ce5f 100644 --- a/arch/arm/mach-imx/ehci-imx35.c +++ b/arch/arm/mach-imx/ehci-imx35.c @@ -30,7 +30,7 @@ #define MX35_H1_SIC_SHIFT 21 #define MX35_H1_SIC_MASK (0x3 << MX35_H1_SIC_SHIFT) #define MX35_H1_PP_BIT (1 << 18) -#define MX35_H1_PM_BIT (1 << 8) +#define MX35_H1_PM_BIT (1 << 16) #define MX35_H1_IPPUE_UP_BIT (1 << 7) #define MX35_H1_IPPUE_DOWN_BIT (1 << 6) #define MX35_H1_TLL_BIT (1 << 5) diff --git a/arch/arm/plat-omap/include/plat/omap-serial.h b/arch/arm/plat-omap/include/plat/omap-serial.h index 3a57644..1a52725 100644 --- a/arch/arm/plat-omap/include/plat/omap-serial.h +++ b/arch/arm/plat-omap/include/plat/omap-serial.h @@ -42,10 +42,10 @@ #define OMAP_UART_WER_MOD_WKUP 0X7F /* Enable XON/XOFF flow control on output */ -#define OMAP_UART_SW_TX 0x8 +#define OMAP_UART_SW_TX 0x04 /* Enable XON/XOFF flow control on input */ -#define OMAP_UART_SW_RX 0x2 +#define OMAP_UART_SW_RX 0x04 #define OMAP_UART_SYSC_RESET 0X07 #define OMAP_UART_TCR_TRIG 0X0F diff --git a/arch/m68k/include/asm/signal.h b/arch/m68k/include/asm/signal.h index 60e8866..93fe83e 100644 --- a/arch/m68k/include/asm/signal.h +++ b/arch/m68k/include/asm/signal.h @@ -156,7 +156,7 @@ typedef struct sigaltstack { static inline void sigaddset(sigset_t *set, int _sig) { asm ("bfset %0{%1,#1}" - : "+od" (*set) + : "+o" (*set) : "id" ((_sig - 1) ^ 31) : "cc"); } @@ -164,7 +164,7 @@ static inline void sigaddset(sigset_t *set, int _sig) static inline void sigdelset(sigset_t *set, int _sig) { asm ("bfclr %0{%1,#1}" - : "+od" (*set) + : "+o" (*set) : "id" ((_sig - 1) ^ 31) : "cc"); } @@ -180,7 +180,7 @@ static inline int __gen_sigismember(sigset_t *set, int _sig) int ret; asm ("bfextu %1{%2,#1},%0" : "=d" (ret) - : "od" (*set), "id" ((_sig-1) ^ 31) + : "o" (*set), "id" ((_sig-1) ^ 31) : "cc"); return ret; } diff --git a/arch/s390/include/asm/compat.h b/arch/s390/include/asm/compat.h index 234f1d8..2e0a15b 100644 --- a/arch/s390/include/asm/compat.h +++ b/arch/s390/include/asm/compat.h @@ -20,7 +20,7 @@ #define PSW32_MASK_CC 0x00003000UL #define PSW32_MASK_PM 0x00000f00UL -#define PSW32_MASK_USER 0x00003F00UL +#define PSW32_MASK_USER 0x0000FF00UL #define PSW32_ADDR_AMODE 0x80000000UL #define PSW32_ADDR_INSN 0x7FFFFFFFUL diff --git a/arch/s390/include/asm/ptrace.h b/arch/s390/include/asm/ptrace.h index d5f08ea..f512565 100644 --- a/arch/s390/include/asm/ptrace.h +++ b/arch/s390/include/asm/ptrace.h @@ -238,7 +238,7 @@ typedef struct #define PSW_MASK_EA 0x00000000UL #define PSW_MASK_BA 0x00000000UL -#define PSW_MASK_USER 0x00003F00UL +#define PSW_MASK_USER 0x0000FF00UL #define PSW_ADDR_AMODE 0x80000000UL #define PSW_ADDR_INSN 0x7FFFFFFFUL @@ -267,7 +267,7 @@ typedef struct #define PSW_MASK_EA 0x0000000100000000UL #define PSW_MASK_BA 0x0000000080000000UL -#define PSW_MASK_USER 0x00003F0180000000UL +#define PSW_MASK_USER 0x0000FF0180000000UL #define PSW_ADDR_AMODE 0x0000000000000000UL #define PSW_ADDR_INSN 0xFFFFFFFFFFFFFFFFUL diff --git a/arch/s390/kernel/compat_signal.c b/arch/s390/kernel/compat_signal.c index a1e8a86..593fcc9 100644 --- a/arch/s390/kernel/compat_signal.c +++ b/arch/s390/kernel/compat_signal.c @@ -309,6 +309,10 @@ static int restore_sigregs32(struct pt_regs *regs,_sigregs32 __user *sregs) regs->psw.mask = (regs->psw.mask & ~PSW_MASK_USER) | (__u64)(regs32.psw.mask & PSW32_MASK_USER) << 32 | (__u64)(regs32.psw.addr & PSW32_ADDR_AMODE); + /* Check for invalid user address space control. */ + if ((regs->psw.mask & PSW_MASK_ASC) >= (psw_kernel_bits & PSW_MASK_ASC)) + regs->psw.mask = (psw_user_bits & PSW_MASK_ASC) | + (regs->psw.mask & ~PSW_MASK_ASC); regs->psw.addr = (__u64)(regs32.psw.addr & PSW32_ADDR_INSN); for (i = 0; i < NUM_GPRS; i++) regs->gprs[i] = (__u64) regs32.gprs[i]; @@ -481,7 +485,10 @@ static int setup_frame32(int sig, struct k_sigaction *ka, /* Set up registers for signal handler */ regs->gprs[15] = (__force __u64) frame; - regs->psw.mask |= PSW_MASK_BA; /* force amode 31 */ + /* Force 31 bit amode and default user address space control. */ + regs->psw.mask = PSW_MASK_BA | + (psw_user_bits & PSW_MASK_ASC) | + (regs->psw.mask & ~PSW_MASK_ASC); regs->psw.addr = (__force __u64) ka->sa.sa_handler; regs->gprs[2] = map_signal(sig); @@ -549,7 +556,10 @@ static int setup_rt_frame32(int sig, struct k_sigaction *ka, siginfo_t *info, /* Set up registers for signal handler */ regs->gprs[15] = (__force __u64) frame; - regs->psw.mask |= PSW_MASK_BA; /* force amode 31 */ + /* Force 31 bit amode and default user address space control. */ + regs->psw.mask = PSW_MASK_BA | + (psw_user_bits & PSW_MASK_ASC) | + (regs->psw.mask & ~PSW_MASK_ASC); regs->psw.addr = (__u64) ka->sa.sa_handler; regs->gprs[2] = map_signal(sig); diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c index c13a2a3..d1259d8 100644 --- a/arch/s390/kernel/signal.c +++ b/arch/s390/kernel/signal.c @@ -136,6 +136,10 @@ static int restore_sigregs(struct pt_regs *regs, _sigregs __user *sregs) /* Use regs->psw.mask instead of psw_user_bits to preserve PER bit. */ regs->psw.mask = (regs->psw.mask & ~PSW_MASK_USER) | (user_sregs.regs.psw.mask & PSW_MASK_USER); + /* Check for invalid user address space control. */ + if ((regs->psw.mask & PSW_MASK_ASC) >= (psw_kernel_bits & PSW_MASK_ASC)) + regs->psw.mask = (psw_user_bits & PSW_MASK_ASC) | + (regs->psw.mask & ~PSW_MASK_ASC); /* Check for invalid amode */ if (regs->psw.mask & PSW_MASK_EA) regs->psw.mask |= PSW_MASK_BA; @@ -273,7 +277,10 @@ static int setup_frame(int sig, struct k_sigaction *ka, /* Set up registers for signal handler */ regs->gprs[15] = (unsigned long) frame; - regs->psw.mask |= PSW_MASK_EA | PSW_MASK_BA; /* 64 bit amode */ + /* Force default amode and default user address space control. */ + regs->psw.mask = PSW_MASK_EA | PSW_MASK_BA | + (psw_user_bits & PSW_MASK_ASC) | + (regs->psw.mask & ~PSW_MASK_ASC); regs->psw.addr = (unsigned long) ka->sa.sa_handler | PSW_ADDR_AMODE; regs->gprs[2] = map_signal(sig); @@ -346,7 +353,10 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, /* Set up registers for signal handler */ regs->gprs[15] = (unsigned long) frame; - regs->psw.mask |= PSW_MASK_EA | PSW_MASK_BA; /* 64 bit amode */ + /* Force default amode and default user address space control. */ + regs->psw.mask = PSW_MASK_EA | PSW_MASK_BA | + (psw_user_bits & PSW_MASK_ASC) | + (regs->psw.mask & ~PSW_MASK_ASC); regs->psw.addr = (unsigned long) ka->sa.sa_handler | PSW_ADDR_AMODE; regs->gprs[2] = map_signal(sig); diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c index 65cb06e..4ccf9f5 100644 --- a/arch/s390/mm/gup.c +++ b/arch/s390/mm/gup.c @@ -183,7 +183,7 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write, addr = start; len = (unsigned long) nr_pages << PAGE_SHIFT; end = start + len; - if (end < start) + if ((end < start) || (end > TASK_SIZE)) goto slow_irqon; /* diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index b1eb202..ff66a3b 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -6584,19 +6584,22 @@ static void vmx_cpuid_update(struct kvm_vcpu *vcpu) } } - exec_control = vmcs_read32(SECONDARY_VM_EXEC_CONTROL); /* Exposing INVPCID only when PCID is exposed */ best = kvm_find_cpuid_entry(vcpu, 0x7, 0); if (vmx_invpcid_supported() && best && (best->ebx & bit(X86_FEATURE_INVPCID)) && guest_cpuid_has_pcid(vcpu)) { + exec_control = vmcs_read32(SECONDARY_VM_EXEC_CONTROL); exec_control |= SECONDARY_EXEC_ENABLE_INVPCID; vmcs_write32(SECONDARY_VM_EXEC_CONTROL, exec_control); } else { - exec_control &= ~SECONDARY_EXEC_ENABLE_INVPCID; - vmcs_write32(SECONDARY_VM_EXEC_CONTROL, - exec_control); + if (cpu_has_secondary_exec_ctrls()) { + exec_control = vmcs_read32(SECONDARY_VM_EXEC_CONTROL); + exec_control &= ~SECONDARY_EXEC_ENABLE_INVPCID; + vmcs_write32(SECONDARY_VM_EXEC_CONTROL, + exec_control); + } if (best) best->ebx &= ~bit(X86_FEATURE_INVPCID); } diff --git a/crypto/cryptd.c b/crypto/cryptd.c index 671d4d6..7bdd61b 100644 --- a/crypto/cryptd.c +++ b/crypto/cryptd.c @@ -137,13 +137,18 @@ static void cryptd_queue_worker(struct work_struct *work) struct crypto_async_request *req, *backlog; cpu_queue = container_of(work, struct cryptd_cpu_queue, work); - /* Only handle one request at a time to avoid hogging crypto - * workqueue. preempt_disable/enable is used to prevent - * being preempted by cryptd_enqueue_request() */ + /* + * Only handle one request at a time to avoid hogging crypto workqueue. + * preempt_disable/enable is used to prevent being preempted by + * cryptd_enqueue_request(). local_bh_disable/enable is used to prevent + * cryptd_enqueue_request() being accessed from software interrupts. + */ + local_bh_disable(); preempt_disable(); backlog = crypto_get_backlog(&cpu_queue->queue); req = crypto_dequeue_request(&cpu_queue->queue); preempt_enable(); + local_bh_enable(); if (!req) return; diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 1e0a9e1..9fe2659 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -1345,12 +1345,15 @@ static int acpi_video_bus_get_devices(struct acpi_video_bus *video, struct acpi_device *device) { - int status; + int status = 0; struct acpi_device *dev; - status = acpi_video_device_enumerate(video); - if (status) - return status; + /* + * There are systems where video module known to work fine regardless + * of broken _DOD and ignoring returned value here doesn't cause + * any issues later. + */ + acpi_video_device_enumerate(video); list_for_each_entry(dev, &device->children, node) { diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c index fd9ecf7..5b0ba3f 100644 --- a/drivers/ata/libata-acpi.c +++ b/drivers/ata/libata-acpi.c @@ -1105,10 +1105,15 @@ static int ata_acpi_bind_device(struct ata_port *ap, struct scsi_device *sdev, struct acpi_device *acpi_dev; struct acpi_device_power_state *states; - if (ap->flags & ATA_FLAG_ACPI_SATA) - ata_dev = &ap->link.device[sdev->channel]; - else + if (ap->flags & ATA_FLAG_ACPI_SATA) { + if (!sata_pmp_attached(ap)) + ata_dev = &ap->link.device[sdev->id]; + else + ata_dev = &ap->pmp_link[sdev->channel].device[sdev->id]; + } + else { ata_dev = &ap->link.device[sdev->id]; + } *handle = ata_dev_acpi_handle(ata_dev); diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 20cb52d..d554f64 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -2287,6 +2287,18 @@ intel_sdvo_output_setup(struct intel_sdvo *intel_sdvo, uint16_t flags) return true; } +static void intel_sdvo_output_cleanup(struct intel_sdvo *intel_sdvo) +{ + struct drm_device *dev = intel_sdvo->base.base.dev; + struct drm_connector *connector, *tmp; + + list_for_each_entry_safe(connector, tmp, + &dev->mode_config.connector_list, head) { + if (intel_attached_encoder(connector) == &intel_sdvo->base) + intel_sdvo_destroy(connector); + } +} + static bool intel_sdvo_tv_create_property(struct intel_sdvo *intel_sdvo, struct intel_sdvo_connector *intel_sdvo_connector, int type) @@ -2606,7 +2618,8 @@ bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg, bool is_sdvob) intel_sdvo->caps.output_flags) != true) { DRM_DEBUG_KMS("SDVO output failed to setup on %s\n", SDVO_NAME(intel_sdvo)); - goto err; + /* Output_setup can leave behind connectors! */ + goto err_output; } /* Only enable the hotplug irq if we need it, to work around noisy @@ -2619,12 +2632,12 @@ bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg, bool is_sdvob) /* Set the input timing to the screen. Assume always input 0. */ if (!intel_sdvo_set_target_input(intel_sdvo)) - goto err; + goto err_output; if (!intel_sdvo_get_input_pixel_clock_range(intel_sdvo, &intel_sdvo->pixel_clock_min, &intel_sdvo->pixel_clock_max)) - goto err; + goto err_output; DRM_DEBUG_KMS("%s device VID/DID: %02X:%02X.%02X, " "clock range %dMHz - %dMHz, " @@ -2644,6 +2657,9 @@ bool intel_sdvo_init(struct drm_device *dev, uint32_t sdvo_reg, bool is_sdvob) (SDVO_OUTPUT_TMDS1 | SDVO_OUTPUT_RGB1) ? 'Y' : 'N'); return true; +err_output: + intel_sdvo_output_cleanup(intel_sdvo); + err: drm_encoder_cleanup(&intel_encoder->base); i2c_del_adapter(&intel_sdvo->ddc); diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c index 6e8803a..2eb418e 100644 --- a/drivers/gpu/drm/radeon/atombios_encoders.c +++ b/drivers/gpu/drm/radeon/atombios_encoders.c @@ -1421,7 +1421,7 @@ radeon_atom_encoder_dpms_dig(struct drm_encoder *encoder, int mode) atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_SETUP, 0, 0); atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0); /* some early dce3.2 boards have a bug in their transmitter control table */ - if ((rdev->family != CHIP_RV710) || (rdev->family != CHIP_RV730)) + if ((rdev->family != CHIP_RV710) && (rdev->family != CHIP_RV730)) atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE_OUTPUT, 0, 0); } if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(encoder)) && connector) { diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c index ebc6fac..578207e 100644 --- a/drivers/gpu/drm/ttm/ttm_page_alloc.c +++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c @@ -749,7 +749,10 @@ static int ttm_get_pages(struct page **pages, unsigned npages, int flags, /* clear the pages coming from the pool if requested */ if (flags & TTM_PAGE_FLAG_ZERO_ALLOC) { list_for_each_entry(p, &plist, lru) { - clear_page(page_address(p)); + if (PageHighMem(p)) + clear_highpage(p); + else + clear_page(page_address(p)); } } diff --git a/drivers/i2c/muxes/i2c-mux-pinctrl.c b/drivers/i2c/muxes/i2c-mux-pinctrl.c index 46a6697..c524018 100644 --- a/drivers/i2c/muxes/i2c-mux-pinctrl.c +++ b/drivers/i2c/muxes/i2c-mux-pinctrl.c @@ -169,7 +169,7 @@ static int __devinit i2c_mux_pinctrl_probe(struct platform_device *pdev) mux->busses = devm_kzalloc(&pdev->dev, sizeof(mux->busses) * mux->pdata->bus_count, GFP_KERNEL); - if (!mux->states) { + if (!mux->busses) { dev_err(&pdev->dev, "Cannot allocate busses\n"); ret = -ENOMEM; goto err; diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index cb9e114..554e6ac 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -4108,7 +4108,7 @@ static void swap_pci_ref(struct pci_dev **from, struct pci_dev *to) static int intel_iommu_add_device(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); - struct pci_dev *bridge, *dma_pdev; + struct pci_dev *bridge, *dma_pdev = NULL; struct iommu_group *group; int ret; @@ -4122,7 +4122,7 @@ static int intel_iommu_add_device(struct device *dev) dma_pdev = pci_get_domain_bus_and_slot( pci_domain_nr(pdev->bus), bridge->subordinate->number, 0); - else + if (!dma_pdev) dma_pdev = pci_dev_get(bridge); } else dma_pdev = pci_dev_get(pdev); diff --git a/drivers/net/ethernet/broadcom/Kconfig b/drivers/net/ethernet/broadcom/Kconfig index f15e72e..4bd416b 100644 --- a/drivers/net/ethernet/broadcom/Kconfig +++ b/drivers/net/ethernet/broadcom/Kconfig @@ -101,6 +101,7 @@ config TIGON3 tristate "Broadcom Tigon3 support" depends on PCI select PHYLIB + select HWMON ---help--- This driver supports Broadcom Tigon3 based gigabit Ethernet cards. diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index bf906c5..711eb14 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -44,10 +44,8 @@ #include #include #include -#if IS_ENABLED(CONFIG_HWMON) #include #include -#endif #include #include @@ -9517,7 +9515,6 @@ static int tg3_init_hw(struct tg3 *tp, int reset_phy) return tg3_reset_hw(tp, reset_phy); } -#if IS_ENABLED(CONFIG_HWMON) static void tg3_sd_scan_scratchpad(struct tg3 *tp, struct tg3_ocir *ocir) { int i; @@ -9570,22 +9567,17 @@ static const struct attribute_group tg3_group = { .attrs = tg3_attributes, }; -#endif - static void tg3_hwmon_close(struct tg3 *tp) { -#if IS_ENABLED(CONFIG_HWMON) if (tp->hwmon_dev) { hwmon_device_unregister(tp->hwmon_dev); tp->hwmon_dev = NULL; sysfs_remove_group(&tp->pdev->dev.kobj, &tg3_group); } -#endif } static void tg3_hwmon_open(struct tg3 *tp) { -#if IS_ENABLED(CONFIG_HWMON) int i, err; u32 size = 0; struct pci_dev *pdev = tp->pdev; @@ -9617,7 +9609,6 @@ static void tg3_hwmon_open(struct tg3 *tp) dev_err(&pdev->dev, "Cannot register hwmon device, aborting\n"); sysfs_remove_group(&pdev->dev.kobj, &tg3_group); } -#endif } diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index b47d5b3..df7bbba 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -77,7 +77,7 @@ static const int multicast_filter_limit = 32; #define MAX_READ_REQUEST_SHIFT 12 -#define TX_DMA_BURST 6 /* Maximum PCI burst, '6' is 1024 */ +#define TX_DMA_BURST 7 /* Maximum PCI burst, '7' is unlimited */ #define SafeMtu 0x1c20 /* ... actually life sucks beyond ~7k */ #define InterFrameGap 0x03 /* 3 means InterFrameGap = the shortest one */ @@ -3832,6 +3832,8 @@ static void rtl_wol_suspend_quirk(struct rtl8169_private *tp) void __iomem *ioaddr = tp->mmio_addr; switch (tp->mac_version) { + case RTL_GIGA_MAC_VER_25: + case RTL_GIGA_MAC_VER_26: case RTL_GIGA_MAC_VER_29: case RTL_GIGA_MAC_VER_30: case RTL_GIGA_MAC_VER_32: @@ -4524,6 +4526,9 @@ static void rtl_set_rx_mode(struct net_device *dev) mc_filter[1] = swab32(data); } + if (tp->mac_version == RTL_GIGA_MAC_VER_35) + mc_filter[1] = mc_filter[0] = 0xffffffff; + RTL_W32(MAR0 + 4, mc_filter[1]); RTL_W32(MAR0 + 0, mc_filter[0]); diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c index d1a61ba..c3d2751 100644 --- a/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -314,6 +314,14 @@ static void iwlagn_rx_allocate(struct iwl_trans *trans, gfp_t priority) dma_map_page(trans->dev, page, 0, PAGE_SIZE << trans_pcie->rx_page_order, DMA_FROM_DEVICE); + if (dma_mapping_error(trans->dev, rxb->page_dma)) { + rxb->page = NULL; + spin_lock_irqsave(&rxq->lock, flags); + list_add(&rxb->list, &rxq->rx_used); + spin_unlock_irqrestore(&rxq->lock, flags); + __free_pages(page, trans_pcie->rx_page_order); + return; + } /* dma address must be no more than 36 bits */ BUG_ON(rxb->page_dma & ~DMA_BIT_MASK(36)); /* and also 256 byte aligned! */ @@ -463,8 +471,19 @@ static void iwl_rx_handle_rxbuf(struct iwl_trans *trans, dma_map_page(trans->dev, rxb->page, 0, PAGE_SIZE << trans_pcie->rx_page_order, DMA_FROM_DEVICE); - list_add_tail(&rxb->list, &rxq->rx_free); - rxq->free_count++; + if (dma_mapping_error(trans->dev, rxb->page_dma)) { + /* + * free the page(s) as well to not break + * the invariant that the items on the used + * list have no page(s) + */ + __free_pages(rxb->page, trans_pcie->rx_page_order); + rxb->page = NULL; + list_add_tail(&rxb->list, &rxq->rx_used); + } else { + list_add_tail(&rxb->list, &rxq->rx_free); + rxq->free_count++; + } } else list_add_tail(&rxb->list, &rxq->rx_used); spin_unlock_irqrestore(&rxq->lock, flags); diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c index d6fd6b6..729e038 100644 --- a/drivers/pci/pci-driver.c +++ b/drivers/pci/pci-driver.c @@ -421,6 +421,8 @@ static void pci_device_shutdown(struct device *dev) struct pci_dev *pci_dev = to_pci_dev(dev); struct pci_driver *drv = pci_dev->driver; + pm_runtime_resume(dev); + if (drv && drv->shutdown) drv->shutdown(pci_dev); pci_msi_shutdown(pci_dev); @@ -431,16 +433,6 @@ static void pci_device_shutdown(struct device *dev) * continue to do DMA */ pci_disable_device(pci_dev); - - /* - * Devices may be enabled to wake up by runtime PM, but they need not - * be supposed to wake up the system from its "power off" state (e.g. - * ACPI S5). Therefore disable wakeup for all devices that aren't - * supposed to wake up the system at this point. The state argument - * will be ignored by pci_enable_wake(). - */ - if (!device_may_wakeup(dev)) - pci_enable_wake(pci_dev, PCI_UNKNOWN, false); } #ifdef CONFIG_PM diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 02d107b..f39378d 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -458,40 +458,6 @@ boot_vga_show(struct device *dev, struct device_attribute *attr, char *buf) } struct device_attribute vga_attr = __ATTR_RO(boot_vga); -static void -pci_config_pm_runtime_get(struct pci_dev *pdev) -{ - struct device *dev = &pdev->dev; - struct device *parent = dev->parent; - - if (parent) - pm_runtime_get_sync(parent); - pm_runtime_get_noresume(dev); - /* - * pdev->current_state is set to PCI_D3cold during suspending, - * so wait until suspending completes - */ - pm_runtime_barrier(dev); - /* - * Only need to resume devices in D3cold, because config - * registers are still accessible for devices suspended but - * not in D3cold. - */ - if (pdev->current_state == PCI_D3cold) - pm_runtime_resume(dev); -} - -static void -pci_config_pm_runtime_put(struct pci_dev *pdev) -{ - struct device *dev = &pdev->dev; - struct device *parent = dev->parent; - - pm_runtime_put(dev); - if (parent) - pm_runtime_put_sync(parent); -} - static ssize_t pci_read_config(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index ab4bf5a..a0f8e8f 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -1910,6 +1910,38 @@ bool pci_dev_run_wake(struct pci_dev *dev) } EXPORT_SYMBOL_GPL(pci_dev_run_wake); +void pci_config_pm_runtime_get(struct pci_dev *pdev) +{ + struct device *dev = &pdev->dev; + struct device *parent = dev->parent; + + if (parent) + pm_runtime_get_sync(parent); + pm_runtime_get_noresume(dev); + /* + * pdev->current_state is set to PCI_D3cold during suspending, + * so wait until suspending completes + */ + pm_runtime_barrier(dev); + /* + * Only need to resume devices in D3cold, because config + * registers are still accessible for devices suspended but + * not in D3cold. + */ + if (pdev->current_state == PCI_D3cold) + pm_runtime_resume(dev); +} + +void pci_config_pm_runtime_put(struct pci_dev *pdev) +{ + struct device *dev = &pdev->dev; + struct device *parent = dev->parent; + + pm_runtime_put(dev); + if (parent) + pm_runtime_put_sync(parent); +} + /** * pci_pm_init - Initialize PM functions of given PCI device * @dev: PCI device to handle. diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index bacbcba..fd92aab 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -72,6 +72,8 @@ extern void pci_disable_enabled_device(struct pci_dev *dev); extern int pci_finish_runtime_suspend(struct pci_dev *dev); extern int __pci_pme_wakeup(struct pci_dev *dev, void *ign); extern void pci_wakeup_bus(struct pci_bus *bus); +extern void pci_config_pm_runtime_get(struct pci_dev *dev); +extern void pci_config_pm_runtime_put(struct pci_dev *dev); extern void pci_pm_init(struct pci_dev *dev); extern void platform_pci_wakeup_init(struct pci_dev *dev); extern void pci_allocate_cap_save_buffers(struct pci_dev *dev); diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c index 27911b5..af028c7 100644 --- a/drivers/pci/proc.c +++ b/drivers/pci/proc.c @@ -76,6 +76,8 @@ proc_bus_pci_read(struct file *file, char __user *buf, size_t nbytes, loff_t *pp if (!access_ok(VERIFY_WRITE, buf, cnt)) return -EINVAL; + pci_config_pm_runtime_get(dev); + if ((pos & 1) && cnt) { unsigned char val; pci_user_read_config_byte(dev, pos, &val); @@ -121,6 +123,8 @@ proc_bus_pci_read(struct file *file, char __user *buf, size_t nbytes, loff_t *pp cnt--; } + pci_config_pm_runtime_put(dev); + *ppos = pos; return nbytes; } @@ -146,6 +150,8 @@ proc_bus_pci_write(struct file *file, const char __user *buf, size_t nbytes, lof if (!access_ok(VERIFY_READ, buf, cnt)) return -EINVAL; + pci_config_pm_runtime_get(dev); + if ((pos & 1) && cnt) { unsigned char val; __get_user(val, buf); @@ -191,6 +197,8 @@ proc_bus_pci_write(struct file *file, const char __user *buf, size_t nbytes, lof cnt--; } + pci_config_pm_runtime_put(dev); + *ppos = pos; i_size_write(ino, dp->size); return nbytes; diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 4838531..e6f2990a 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -1942,7 +1942,7 @@ int regulator_is_supported_voltage(struct regulator *regulator, if (!(rdev->constraints->valid_ops_mask & REGULATOR_CHANGE_VOLTAGE)) { ret = regulator_get_voltage(regulator); if (ret >= 0) - return (min_uV >= ret && ret <= max_uV); + return (min_uV <= ret && ret <= max_uV); else return ret; } diff --git a/drivers/scsi/isci/host.c b/drivers/scsi/isci/host.c index 45385f5..446fdd8 100644 --- a/drivers/scsi/isci/host.c +++ b/drivers/scsi/isci/host.c @@ -1079,7 +1079,6 @@ static void sci_controller_completion_handler(struct isci_host *ihost) void ireq_done(struct isci_host *ihost, struct isci_request *ireq, struct sas_task *task) { - task->lldd_task = NULL; if (!test_bit(IREQ_ABORT_PATH_ACTIVE, &ireq->flags) && !(task->task_state_flags & SAS_TASK_STATE_ABORTED)) { if (test_bit(IREQ_COMPLETE_IN_TARGET, &ireq->flags)) { @@ -1087,16 +1086,19 @@ void ireq_done(struct isci_host *ihost, struct isci_request *ireq, struct sas_ta dev_dbg(&ihost->pdev->dev, "%s: Normal - ireq/task = %p/%p\n", __func__, ireq, task); - + task->lldd_task = NULL; task->task_done(task); } else { dev_dbg(&ihost->pdev->dev, "%s: Error - ireq/task = %p/%p\n", __func__, ireq, task); - + if (sas_protocol_ata(task->task_proto)) + task->lldd_task = NULL; sas_task_abort(task); } - } + } else + task->lldd_task = NULL; + if (test_and_clear_bit(IREQ_ABORT_PATH_ACTIVE, &ireq->flags)) wake_up_all(&ihost->eventq); diff --git a/drivers/staging/android/android_alarm.h b/drivers/staging/android/android_alarm.h index f2ffd96..d0cafd6 100644 --- a/drivers/staging/android/android_alarm.h +++ b/drivers/staging/android/android_alarm.h @@ -51,12 +51,10 @@ enum android_alarm_return_flags { #define ANDROID_ALARM_WAIT _IO('a', 1) #define ALARM_IOW(c, type, size) _IOW('a', (c) | ((type) << 4), size) -#define ALARM_IOR(c, type, size) _IOR('a', (c) | ((type) << 4), size) - /* Set alarm */ #define ANDROID_ALARM_SET(type) ALARM_IOW(2, type, struct timespec) #define ANDROID_ALARM_SET_AND_WAIT(type) ALARM_IOW(3, type, struct timespec) -#define ANDROID_ALARM_GET_TIME(type) ALARM_IOR(4, type, struct timespec) +#define ANDROID_ALARM_GET_TIME(type) ALARM_IOW(4, type, struct timespec) #define ANDROID_ALARM_SET_RTC _IOW('a', 5, struct timespec) #define ANDROID_ALARM_BASE_CMD(cmd) (cmd & ~(_IOC(0, 0, 0xf0, 0))) #define ANDROID_ALARM_IOCTL_TO_TYPE(cmd) (_IOC_NR(cmd) >> 4) diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c index 22992cd..d3cda0c 100644 --- a/drivers/tty/serial/omap-serial.c +++ b/drivers/tty/serial/omap-serial.c @@ -667,19 +667,19 @@ serial_omap_configure_xonxoff /* * IXON Flag: - * Flow control for OMAP.TX - * OMAP.RX should listen for XON/XOFF + * Enable XON/XOFF flow control on output. + * Transmit XON1, XOFF1 */ if (termios->c_iflag & IXON) - up->efr |= OMAP_UART_SW_RX; + up->efr |= OMAP_UART_SW_TX; /* * IXOFF Flag: - * Flow control for OMAP.RX - * OMAP.TX should send XON/XOFF + * Enable XON/XOFF flow control on input. + * Receiver compares XON1, XOFF1. */ if (termios->c_iflag & IXOFF) - up->efr |= OMAP_UART_SW_TX; + up->efr |= OMAP_UART_SW_RX; serial_out(up, UART_EFR, up->efr | UART_EFR_ECB); serial_out(up, UART_LCR, UART_LCR_CONF_MODE_A); diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index f6788d7..059d44b 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -2448,7 +2448,7 @@ static void keyspan_release(struct usb_serial *serial) static int keyspan_port_probe(struct usb_serial_port *port) { struct usb_serial *serial = port->serial; - struct keyspan_port_private *s_priv; + struct keyspan_serial_private *s_priv; struct keyspan_port_private *p_priv; const struct keyspan_device_details *d_details; struct callbacks *cback; @@ -2463,7 +2463,6 @@ static int keyspan_port_probe(struct usb_serial_port *port) if (!p_priv) return -ENOMEM; - s_priv = usb_get_serial_data(port->serial); p_priv->device_details = d_details; /* Setup values for the various callback routines */ diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 76a48e4..f852329 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -158,6 +158,7 @@ static void option_instat_callback(struct urb *urb); #define NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_HIGHSPEED 0x8001 #define NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_FULLSPEED 0x9000 #define NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_HIGHSPEED 0x9001 +#define NOVATELWIRELESS_PRODUCT_E362 0x9010 #define NOVATELWIRELESS_PRODUCT_G1 0xA001 #define NOVATELWIRELESS_PRODUCT_G1_M 0xA002 #define NOVATELWIRELESS_PRODUCT_G2 0xA010 @@ -193,6 +194,9 @@ static void option_instat_callback(struct urb *urb); #define DELL_PRODUCT_5730_MINICARD_TELUS 0x8181 #define DELL_PRODUCT_5730_MINICARD_VZW 0x8182 +#define DELL_PRODUCT_5800_MINICARD_VZW 0x8195 /* Novatel E362 */ +#define DELL_PRODUCT_5800_V2_MINICARD_VZW 0x8196 /* Novatel E362 */ + #define KYOCERA_VENDOR_ID 0x0c88 #define KYOCERA_PRODUCT_KPC650 0x17da #define KYOCERA_PRODUCT_KPC680 0x180a @@ -283,6 +287,7 @@ static void option_instat_callback(struct urb *urb); /* ALCATEL PRODUCTS */ #define ALCATEL_VENDOR_ID 0x1bbb #define ALCATEL_PRODUCT_X060S_X200 0x0000 +#define ALCATEL_PRODUCT_X220_X500D 0x0017 #define PIRELLI_VENDOR_ID 0x1266 #define PIRELLI_PRODUCT_C100_1 0x1002 @@ -706,6 +711,7 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_G2) }, /* Novatel Ovation MC551 a.k.a. Verizon USB551L */ { USB_DEVICE_AND_INTERFACE_INFO(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC551, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_E362, 0xff, 0xff, 0xff) }, { USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H01) }, { USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H01A) }, @@ -728,6 +734,8 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_SPRINT) }, /* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */ { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_TELUS) }, /* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */ { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_VZW) }, /* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */ + { USB_DEVICE_AND_INTERFACE_INFO(DELL_VENDOR_ID, DELL_PRODUCT_5800_MINICARD_VZW, 0xff, 0xff, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(DELL_VENDOR_ID, DELL_PRODUCT_5800_V2_MINICARD_VZW, 0xff, 0xff, 0xff) }, { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) }, /* ADU-E100, ADU-310 */ { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) }, { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) }, @@ -1157,6 +1165,7 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_X060S_X200), .driver_info = (kernel_ulong_t)&alcatel_x200_blacklist }, + { USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_X220_X500D) }, { USB_DEVICE(AIRPLUS_VENDOR_ID, AIRPLUS_PRODUCT_MCD650) }, { USB_DEVICE(TLAYTECH_VENDOR_ID, TLAYTECH_PRODUCT_TEU800) }, { USB_DEVICE(LONGCHEER_VENDOR_ID, FOUR_G_SYSTEMS_PRODUCT_W14), diff --git a/drivers/usb/serial/usb_wwan.c b/drivers/usb/serial/usb_wwan.c index 2f2d074..188b5b3 100644 --- a/drivers/usb/serial/usb_wwan.c +++ b/drivers/usb/serial/usb_wwan.c @@ -455,9 +455,6 @@ static struct urb *usb_wwan_setup_urb(struct usb_serial_port *port, struct usb_serial *serial = port->serial; struct urb *urb; - if (endpoint == -1) - return NULL; /* endpoint not needed */ - urb = usb_alloc_urb(0, GFP_KERNEL); /* No ISO */ if (urb == NULL) { dbg("%s: alloc for endpoint %d failed.", __func__, endpoint); @@ -487,6 +484,9 @@ int usb_wwan_port_probe(struct usb_serial_port *port) init_usb_anchor(&portdata->delayed); for (i = 0; i < N_IN_URB; i++) { + if (!port->bulk_in_size) + break; + buffer = (u8 *)__get_free_page(GFP_KERNEL); if (!buffer) goto bail_out_error; @@ -499,8 +499,8 @@ int usb_wwan_port_probe(struct usb_serial_port *port) portdata->in_urbs[i] = urb; } for (i = 0; i < N_OUT_URB; i++) { - if (port->bulk_out_endpointAddress == -1) - continue; + if (!port->bulk_out_size) + break; buffer = kmalloc(OUT_BUFLEN, GFP_KERNEL); if (!buffer) diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c index c3b3f7f..abd47c7 100644 --- a/drivers/virtio/virtio.c +++ b/drivers/virtio/virtio.c @@ -225,8 +225,10 @@ EXPORT_SYMBOL_GPL(register_virtio_device); void unregister_virtio_device(struct virtio_device *dev) { + int index = dev->index; /* save for after device release */ + device_unregister(&dev->dev); - ida_simple_remove(&virtio_index_ida, dev->index); + ida_simple_remove(&virtio_index_ida, index); } EXPORT_SYMBOL_GPL(unregister_virtio_device); diff --git a/drivers/xen/events.c b/drivers/xen/events.c index 7595581..99c5345 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c @@ -1374,8 +1374,8 @@ void xen_evtchn_do_upcall(struct pt_regs *regs) { struct pt_regs *old_regs = set_irq_regs(regs); - exit_idle(); irq_enter(); + exit_idle(); __xen_evtchn_do_upcall(); diff --git a/fs/cifs/cifsacl.c b/fs/cifs/cifsacl.c index 05f4dc2..8d453b7 100644 --- a/fs/cifs/cifsacl.c +++ b/fs/cifs/cifsacl.c @@ -225,6 +225,13 @@ sid_to_str(struct cifs_sid *sidptr, char *sidstr) } static void +cifs_copy_sid(struct cifs_sid *dst, const struct cifs_sid *src) +{ + memcpy(dst, src, sizeof(*dst)); + dst->num_subauth = min_t(u8, src->num_subauth, NUM_SUBAUTHS); +} + +static void id_rb_insert(struct rb_root *root, struct cifs_sid *sidptr, struct cifs_sid_id **psidid, char *typestr) { @@ -248,7 +255,7 @@ id_rb_insert(struct rb_root *root, struct cifs_sid *sidptr, } } - memcpy(&(*psidid)->sid, sidptr, sizeof(struct cifs_sid)); + cifs_copy_sid(&(*psidid)->sid, sidptr); (*psidid)->time = jiffies - (SID_MAP_RETRY + 1); (*psidid)->refcount = 0; @@ -354,7 +361,7 @@ id_to_sid(unsigned long cid, uint sidtype, struct cifs_sid *ssid) * any fields of the node after a reference is put . */ if (test_bit(SID_ID_MAPPED, &psidid->state)) { - memcpy(ssid, &psidid->sid, sizeof(struct cifs_sid)); + cifs_copy_sid(ssid, &psidid->sid); psidid->time = jiffies; /* update ts for accessing */ goto id_sid_out; } @@ -370,14 +377,14 @@ id_to_sid(unsigned long cid, uint sidtype, struct cifs_sid *ssid) if (IS_ERR(sidkey)) { rc = -EINVAL; cFYI(1, "%s: Can't map and id to a SID", __func__); + } else if (sidkey->datalen < sizeof(struct cifs_sid)) { + rc = -EIO; + cFYI(1, "%s: Downcall contained malformed key " + "(datalen=%hu)", __func__, sidkey->datalen); } else { lsid = (struct cifs_sid *)sidkey->payload.data; - memcpy(&psidid->sid, lsid, - sidkey->datalen < sizeof(struct cifs_sid) ? - sidkey->datalen : sizeof(struct cifs_sid)); - memcpy(ssid, &psidid->sid, - sidkey->datalen < sizeof(struct cifs_sid) ? - sidkey->datalen : sizeof(struct cifs_sid)); + cifs_copy_sid(&psidid->sid, lsid); + cifs_copy_sid(ssid, &psidid->sid); set_bit(SID_ID_MAPPED, &psidid->state); key_put(sidkey); kfree(psidid->sidstr); @@ -396,7 +403,7 @@ id_to_sid(unsigned long cid, uint sidtype, struct cifs_sid *ssid) return rc; } if (test_bit(SID_ID_MAPPED, &psidid->state)) - memcpy(ssid, &psidid->sid, sizeof(struct cifs_sid)); + cifs_copy_sid(ssid, &psidid->sid); else rc = -EINVAL; } @@ -675,8 +682,6 @@ int compare_sids(const struct cifs_sid *ctsid, const struct cifs_sid *cwsid) static void copy_sec_desc(const struct cifs_ntsd *pntsd, struct cifs_ntsd *pnntsd, __u32 sidsoffset) { - int i; - struct cifs_sid *owner_sid_ptr, *group_sid_ptr; struct cifs_sid *nowner_sid_ptr, *ngroup_sid_ptr; @@ -692,26 +697,14 @@ static void copy_sec_desc(const struct cifs_ntsd *pntsd, owner_sid_ptr = (struct cifs_sid *)((char *)pntsd + le32_to_cpu(pntsd->osidoffset)); nowner_sid_ptr = (struct cifs_sid *)((char *)pnntsd + sidsoffset); - - nowner_sid_ptr->revision = owner_sid_ptr->revision; - nowner_sid_ptr->num_subauth = owner_sid_ptr->num_subauth; - for (i = 0; i < 6; i++) - nowner_sid_ptr->authority[i] = owner_sid_ptr->authority[i]; - for (i = 0; i < 5; i++) - nowner_sid_ptr->sub_auth[i] = owner_sid_ptr->sub_auth[i]; + cifs_copy_sid(nowner_sid_ptr, owner_sid_ptr); /* copy group sid */ group_sid_ptr = (struct cifs_sid *)((char *)pntsd + le32_to_cpu(pntsd->gsidoffset)); ngroup_sid_ptr = (struct cifs_sid *)((char *)pnntsd + sidsoffset + sizeof(struct cifs_sid)); - - ngroup_sid_ptr->revision = group_sid_ptr->revision; - ngroup_sid_ptr->num_subauth = group_sid_ptr->num_subauth; - for (i = 0; i < 6; i++) - ngroup_sid_ptr->authority[i] = group_sid_ptr->authority[i]; - for (i = 0; i < 5; i++) - ngroup_sid_ptr->sub_auth[i] = group_sid_ptr->sub_auth[i]; + cifs_copy_sid(ngroup_sid_ptr, group_sid_ptr); return; } @@ -1120,8 +1113,7 @@ static int build_sec_desc(struct cifs_ntsd *pntsd, struct cifs_ntsd *pnntsd, kfree(nowner_sid_ptr); return rc; } - memcpy(owner_sid_ptr, nowner_sid_ptr, - sizeof(struct cifs_sid)); + cifs_copy_sid(owner_sid_ptr, nowner_sid_ptr); kfree(nowner_sid_ptr); *aclflag = CIFS_ACL_OWNER; } @@ -1139,8 +1131,7 @@ static int build_sec_desc(struct cifs_ntsd *pntsd, struct cifs_ntsd *pnntsd, kfree(ngroup_sid_ptr); return rc; } - memcpy(group_sid_ptr, ngroup_sid_ptr, - sizeof(struct cifs_sid)); + cifs_copy_sid(group_sid_ptr, ngroup_sid_ptr); kfree(ngroup_sid_ptr); *aclflag = CIFS_ACL_GROUP; } diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c index 781025b..2b33b2c 100644 --- a/fs/cifs/dir.c +++ b/fs/cifs/dir.c @@ -392,7 +392,16 @@ cifs_atomic_open(struct inode *inode, struct dentry *direntry, * in network traffic in the other paths. */ if (!(oflags & O_CREAT)) { - struct dentry *res = cifs_lookup(inode, direntry, 0); + struct dentry *res; + + /* + * Check for hashed negative dentry. We have already revalidated + * the dentry and it is fine. No need to perform another lookup. + */ + if (!d_unhashed(direntry)) + return -ENOENT; + + res = cifs_lookup(inode, direntry, 0); if (IS_ERR(res)) return PTR_ERR(res); diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 5c69f2b..b686b43 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -2046,8 +2046,7 @@ extern int ext4_resize_fs(struct super_block *sb, ext4_fsblk_t n_blocks_count); extern int ext4_calculate_overhead(struct super_block *sb); extern int ext4_superblock_csum_verify(struct super_block *sb, struct ext4_super_block *es); -extern void ext4_superblock_csum_set(struct super_block *sb, - struct ext4_super_block *es); +extern void ext4_superblock_csum_set(struct super_block *sb); extern void *ext4_kvmalloc(size_t size, gfp_t flags); extern void *ext4_kvzalloc(size_t size, gfp_t flags); extern void ext4_kvfree(void *ptr); diff --git a/fs/ext4/ext4_jbd2.c b/fs/ext4/ext4_jbd2.c index bfa65b4..b4323ba 100644 --- a/fs/ext4/ext4_jbd2.c +++ b/fs/ext4/ext4_jbd2.c @@ -143,17 +143,13 @@ int __ext4_handle_dirty_super(const char *where, unsigned int line, struct buffer_head *bh = EXT4_SB(sb)->s_sbh; int err = 0; + ext4_superblock_csum_set(sb); if (ext4_handle_valid(handle)) { - ext4_superblock_csum_set(sb, - (struct ext4_super_block *)bh->b_data); err = jbd2_journal_dirty_metadata(handle, bh); if (err) ext4_journal_abort_handle(where, line, __func__, bh, handle, err); - } else { - ext4_superblock_csum_set(sb, - (struct ext4_super_block *)bh->b_data); + } else mark_buffer_dirty(bh); - } return err; } diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c index 71241bc..101b41c 100644 --- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -979,7 +979,7 @@ static void update_backups(struct super_block *sb, goto exit_err; } - ext4_superblock_csum_set(sb, (struct ext4_super_block *)data); + ext4_superblock_csum_set(sb); while ((group = ext4_list_backups(sb, &three, &five, &seven)) < last) { struct buffer_head *bh; diff --git a/fs/ext4/super.c b/fs/ext4/super.c index e44b233..2b5fb60 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -143,9 +143,10 @@ int ext4_superblock_csum_verify(struct super_block *sb, return es->s_checksum == ext4_superblock_csum(sb, es); } -void ext4_superblock_csum_set(struct super_block *sb, - struct ext4_super_block *es) +void ext4_superblock_csum_set(struct super_block *sb) { + struct ext4_super_block *es = EXT4_SB(sb)->s_es; + if (!EXT4_HAS_RO_COMPAT_FEATURE(sb, EXT4_FEATURE_RO_COMPAT_METADATA_CSUM)) return; @@ -4343,7 +4344,7 @@ static int ext4_commit_super(struct super_block *sb, int sync) cpu_to_le32(percpu_counter_sum_positive( &EXT4_SB(sb)->s_freeinodes_counter)); BUFFER_TRACE(sbh, "marking dirty"); - ext4_superblock_csum_set(sb, es); + ext4_superblock_csum_set(sb); mark_buffer_dirty(sbh); if (sync) { error = sync_dirty_buffer(sbh); diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index 382000f..07cc71f 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -515,15 +515,13 @@ static int gfs2_mmap(struct file *file, struct vm_area_struct *vma) struct gfs2_holder i_gh; int error; - gfs2_holder_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY, &i_gh); - error = gfs2_glock_nq(&i_gh); - if (error == 0) { - file_accessed(file); - gfs2_glock_dq(&i_gh); - } - gfs2_holder_uninit(&i_gh); + error = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY, + &i_gh); if (error) return error; + /* grab lock to update inode */ + gfs2_glock_dq_uninit(&i_gh); + file_accessed(file); } vma->vm_ops = &gfs2_vm_ops; vma->vm_flags |= VM_CAN_NONLINEAR; diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index fc3168f..12ff463 100644 --- a/fs/gfs2/super.c +++ b/fs/gfs2/super.c @@ -810,7 +810,8 @@ static void gfs2_dirty_inode(struct inode *inode, int flags) return; } need_unlock = 1; - } + } else if (WARN_ON_ONCE(ip->i_gl->gl_state != LM_ST_EXCLUSIVE)) + return; if (current->journal_info == NULL) { ret = gfs2_trans_begin(sdp, RES_DINODE, 0); diff --git a/fs/notify/fanotify/fanotify.c b/fs/notify/fanotify/fanotify.c index f35794b..a506360 100644 --- a/fs/notify/fanotify/fanotify.c +++ b/fs/notify/fanotify/fanotify.c @@ -21,6 +21,7 @@ static bool should_merge(struct fsnotify_event *old, struct fsnotify_event *new) if ((old->path.mnt == new->path.mnt) && (old->path.dentry == new->path.dentry)) return true; + break; case (FSNOTIFY_EVENT_NONE): return true; default: diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c index 29996e8..2d1e0f3 100644 --- a/fs/pstore/platform.c +++ b/fs/pstore/platform.c @@ -161,12 +161,13 @@ static void pstore_console_write(struct console *con, const char *s, unsigned c) while (s < e) { unsigned long flags; + u64 id; if (c > psinfo->bufsize) c = psinfo->bufsize; spin_lock_irqsave(&psinfo->buf_lock, flags); memcpy(psinfo->buf, s, c); - psinfo->write(PSTORE_TYPE_CONSOLE, 0, NULL, 0, c, psinfo); + psinfo->write(PSTORE_TYPE_CONSOLE, 0, &id, 0, c, psinfo); spin_unlock_irqrestore(&psinfo->buf_lock, flags); s += c; c = e - s; diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c index 63ce6be..567c10c 100644 --- a/fs/reiserfs/inode.c +++ b/fs/reiserfs/inode.c @@ -1782,8 +1782,9 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th, BUG_ON(!th->t_trans_id); - dquot_initialize(inode); + reiserfs_write_unlock(inode->i_sb); err = dquot_alloc_inode(inode); + reiserfs_write_lock(inode->i_sb); if (err) goto out_end_trans; if (!dir->i_nlink) { @@ -1979,8 +1980,10 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th, out_end_trans: journal_end(th, th->t_super, th->t_blocks_allocated); + reiserfs_write_unlock(inode->i_sb); /* Drop can be outside and it needs more credits so it's better to have it outside */ dquot_drop(inode); + reiserfs_write_lock(inode->i_sb); inode->i_flags |= S_NOQUOTA; make_bad_inode(inode); @@ -3103,10 +3106,9 @@ int reiserfs_setattr(struct dentry *dentry, struct iattr *attr) /* must be turned off for recursive notify_change calls */ ia_valid = attr->ia_valid &= ~(ATTR_KILL_SUID|ATTR_KILL_SGID); - depth = reiserfs_write_lock_once(inode->i_sb); if (is_quota_modification(inode, attr)) dquot_initialize(inode); - + depth = reiserfs_write_lock_once(inode->i_sb); if (attr->ia_valid & ATTR_SIZE) { /* version 2 items will be caught by the s_maxbytes check ** done for us in vmtruncate @@ -3170,7 +3172,9 @@ int reiserfs_setattr(struct dentry *dentry, struct iattr *attr) error = journal_begin(&th, inode->i_sb, jbegin_count); if (error) goto out; + reiserfs_write_unlock_once(inode->i_sb, depth); error = dquot_transfer(inode, attr); + depth = reiserfs_write_lock_once(inode->i_sb); if (error) { journal_end(&th, inode->i_sb, jbegin_count); goto out; diff --git a/fs/reiserfs/stree.c b/fs/reiserfs/stree.c index f8afa4b..2f40a4c 100644 --- a/fs/reiserfs/stree.c +++ b/fs/reiserfs/stree.c @@ -1968,7 +1968,9 @@ int reiserfs_paste_into_item(struct reiserfs_transaction_handle *th, struct tree key2type(&(key->on_disk_key))); #endif + reiserfs_write_unlock(inode->i_sb); retval = dquot_alloc_space_nodirty(inode, pasted_size); + reiserfs_write_lock(inode->i_sb); if (retval) { pathrelse(search_path); return retval; @@ -2061,9 +2063,11 @@ int reiserfs_insert_item(struct reiserfs_transaction_handle *th, "reiserquota insert_item(): allocating %u id=%u type=%c", quota_bytes, inode->i_uid, head2type(ih)); #endif + reiserfs_write_unlock(inode->i_sb); /* We can't dirty inode here. It would be immediately written but * appropriate stat item isn't inserted yet... */ retval = dquot_alloc_space_nodirty(inode, quota_bytes); + reiserfs_write_lock(inode->i_sb); if (retval) { pathrelse(path); return retval; diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c index 7a37dab..4300030 100644 --- a/fs/reiserfs/super.c +++ b/fs/reiserfs/super.c @@ -298,7 +298,9 @@ static int finish_unfinished(struct super_block *s) retval = remove_save_link_only(s, &save_link_key, 0); continue; } + reiserfs_write_unlock(s); dquot_initialize(inode); + reiserfs_write_lock(s); if (truncate && S_ISDIR(inode->i_mode)) { /* We got a truncate request for a dir which is impossible. @@ -1330,7 +1332,7 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg) kfree(qf_names[i]); #endif err = -EINVAL; - goto out_err; + goto out_unlock; } #ifdef CONFIG_QUOTA handle_quota_files(s, qf_names, &qfmt); @@ -1374,7 +1376,7 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg) if (blocks) { err = reiserfs_resize(s, blocks); if (err != 0) - goto out_err; + goto out_unlock; } if (*mount_flags & MS_RDONLY) { @@ -1384,9 +1386,15 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg) /* it is read-only already */ goto out_ok; + /* + * Drop write lock. Quota will retake it when needed and lock + * ordering requires calling dquot_suspend() without it. + */ + reiserfs_write_unlock(s); err = dquot_suspend(s, -1); if (err < 0) goto out_err; + reiserfs_write_lock(s); /* try to remount file system with read-only permissions */ if (sb_umount_state(rs) == REISERFS_VALID_FS @@ -1396,7 +1404,7 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg) err = journal_begin(&th, s, 10); if (err) - goto out_err; + goto out_unlock; /* Mounting a rw partition read-only. */ reiserfs_prepare_for_journal(s, SB_BUFFER_WITH_SB(s), 1); @@ -1411,7 +1419,7 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg) if (reiserfs_is_journal_aborted(journal)) { err = journal->j_errno; - goto out_err; + goto out_unlock; } handle_data_mode(s, mount_options); @@ -1420,7 +1428,7 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg) s->s_flags &= ~MS_RDONLY; /* now it is safe to call journal_begin */ err = journal_begin(&th, s, 10); if (err) - goto out_err; + goto out_unlock; /* Mount a partition which is read-only, read-write */ reiserfs_prepare_for_journal(s, SB_BUFFER_WITH_SB(s), 1); @@ -1437,10 +1445,16 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg) SB_JOURNAL(s)->j_must_wait = 1; err = journal_end(&th, s, 10); if (err) - goto out_err; + goto out_unlock; if (!(*mount_flags & MS_RDONLY)) { + /* + * Drop write lock. Quota will retake it when needed and lock + * ordering requires calling dquot_resume() without it. + */ + reiserfs_write_unlock(s); dquot_resume(s, -1); + reiserfs_write_lock(s); finish_unfinished(s); reiserfs_xattr_init(s, *mount_flags); } @@ -1450,9 +1464,10 @@ out_ok: reiserfs_write_unlock(s); return 0; +out_unlock: + reiserfs_write_unlock(s); out_err: kfree(new_opts); - reiserfs_write_unlock(s); return err; } @@ -2090,13 +2105,15 @@ static int reiserfs_write_dquot(struct dquot *dquot) REISERFS_QUOTA_TRANS_BLOCKS(dquot->dq_sb)); if (ret) goto out; + reiserfs_write_unlock(dquot->dq_sb); ret = dquot_commit(dquot); + reiserfs_write_lock(dquot->dq_sb); err = journal_end(&th, dquot->dq_sb, REISERFS_QUOTA_TRANS_BLOCKS(dquot->dq_sb)); if (!ret && err) ret = err; - out: +out: reiserfs_write_unlock(dquot->dq_sb); return ret; } @@ -2112,13 +2129,15 @@ static int reiserfs_acquire_dquot(struct dquot *dquot) REISERFS_QUOTA_INIT_BLOCKS(dquot->dq_sb)); if (ret) goto out; + reiserfs_write_unlock(dquot->dq_sb); ret = dquot_acquire(dquot); + reiserfs_write_lock(dquot->dq_sb); err = journal_end(&th, dquot->dq_sb, REISERFS_QUOTA_INIT_BLOCKS(dquot->dq_sb)); if (!ret && err) ret = err; - out: +out: reiserfs_write_unlock(dquot->dq_sb); return ret; } @@ -2132,19 +2151,21 @@ static int reiserfs_release_dquot(struct dquot *dquot) ret = journal_begin(&th, dquot->dq_sb, REISERFS_QUOTA_DEL_BLOCKS(dquot->dq_sb)); + reiserfs_write_unlock(dquot->dq_sb); if (ret) { /* Release dquot anyway to avoid endless cycle in dqput() */ dquot_release(dquot); goto out; } ret = dquot_release(dquot); + reiserfs_write_lock(dquot->dq_sb); err = journal_end(&th, dquot->dq_sb, REISERFS_QUOTA_DEL_BLOCKS(dquot->dq_sb)); if (!ret && err) ret = err; - out: reiserfs_write_unlock(dquot->dq_sb); +out: return ret; } @@ -2169,11 +2190,13 @@ static int reiserfs_write_info(struct super_block *sb, int type) ret = journal_begin(&th, sb, 2); if (ret) goto out; + reiserfs_write_unlock(sb); ret = dquot_commit_info(sb, type); + reiserfs_write_lock(sb); err = journal_end(&th, sb, 2); if (!ret && err) ret = err; - out: +out: reiserfs_write_unlock(sb); return ret; } @@ -2198,8 +2221,11 @@ static int reiserfs_quota_on(struct super_block *sb, int type, int format_id, struct reiserfs_transaction_handle th; int opt = type == USRQUOTA ? REISERFS_USRQUOTA : REISERFS_GRPQUOTA; - if (!(REISERFS_SB(sb)->s_mount_opt & (1 << opt))) - return -EINVAL; + reiserfs_write_lock(sb); + if (!(REISERFS_SB(sb)->s_mount_opt & (1 << opt))) { + err = -EINVAL; + goto out; + } /* Quotafile not on the same filesystem? */ if (path->dentry->d_sb != sb) { @@ -2241,8 +2267,10 @@ static int reiserfs_quota_on(struct super_block *sb, int type, int format_id, if (err) goto out; } - err = dquot_quota_on(sb, type, format_id, path); + reiserfs_write_unlock(sb); + return dquot_quota_on(sb, type, format_id, path); out: + reiserfs_write_unlock(sb); return err; } @@ -2315,7 +2343,9 @@ static ssize_t reiserfs_quota_write(struct super_block *sb, int type, tocopy = sb->s_blocksize - offset < towrite ? sb->s_blocksize - offset : towrite; tmp_bh.b_state = 0; + reiserfs_write_lock(sb); err = reiserfs_get_block(inode, blk, &tmp_bh, GET_BLOCK_CREATE); + reiserfs_write_unlock(sb); if (err) goto out; if (offset || tocopy != sb->s_blocksize) @@ -2331,10 +2361,12 @@ static ssize_t reiserfs_quota_write(struct super_block *sb, int type, flush_dcache_page(bh->b_page); set_buffer_uptodate(bh); unlock_buffer(bh); + reiserfs_write_lock(sb); reiserfs_prepare_for_journal(sb, bh, 1); journal_mark_dirty(current->journal_info, sb, bh); if (!journal_quota) reiserfs_add_ordered_list(inode, bh); + reiserfs_write_unlock(sb); brelse(bh); offset = 0; towrite -= tocopy; diff --git a/fs/ubifs/find.c b/fs/ubifs/find.c index 28ec13a..2dcf3d4 100644 --- a/fs/ubifs/find.c +++ b/fs/ubifs/find.c @@ -681,8 +681,16 @@ int ubifs_find_free_leb_for_idx(struct ubifs_info *c) if (!lprops) { lprops = ubifs_fast_find_freeable(c); if (!lprops) { - ubifs_assert(c->freeable_cnt == 0); - if (c->lst.empty_lebs - c->lst.taken_empty_lebs > 0) { + /* + * The first condition means the following: go scan the + * LPT if there are uncategorized lprops, which means + * there may be freeable LEBs there (UBIFS does not + * store the information about freeable LEBs in the + * master node). + */ + if (c->in_a_category_cnt != c->main_lebs || + c->lst.empty_lebs - c->lst.taken_empty_lebs > 0) { + ubifs_assert(c->freeable_cnt == 0); lprops = scan_for_leb_for_idx(c); if (IS_ERR(lprops)) { err = PTR_ERR(lprops); diff --git a/fs/ubifs/lprops.c b/fs/ubifs/lprops.c index 86eb8e5..b33ec7a 100644 --- a/fs/ubifs/lprops.c +++ b/fs/ubifs/lprops.c @@ -300,8 +300,11 @@ void ubifs_add_to_cat(struct ubifs_info *c, struct ubifs_lprops *lprops, default: ubifs_assert(0); } + lprops->flags &= ~LPROPS_CAT_MASK; lprops->flags |= cat; + c->in_a_category_cnt += 1; + ubifs_assert(c->in_a_category_cnt <= c->main_lebs); } /** @@ -334,6 +337,9 @@ static void ubifs_remove_from_cat(struct ubifs_info *c, default: ubifs_assert(0); } + + c->in_a_category_cnt -= 1; + ubifs_assert(c->in_a_category_cnt >= 0); } /** diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h index 1e5a086..51ac3e6 100644 --- a/fs/ubifs/ubifs.h +++ b/fs/ubifs/ubifs.h @@ -1184,6 +1184,8 @@ struct ubifs_debug_info; * @freeable_list: list of freeable non-index LEBs (free + dirty == @leb_size) * @frdi_idx_list: list of freeable index LEBs (free + dirty == @leb_size) * @freeable_cnt: number of freeable LEBs in @freeable_list + * @in_a_category_cnt: count of lprops which are in a certain category, which + * basically meants that they were loaded from the flash * * @ltab_lnum: LEB number of LPT's own lprops table * @ltab_offs: offset of LPT's own lprops table @@ -1413,6 +1415,7 @@ struct ubifs_info { struct list_head freeable_list; struct list_head frdi_idx_list; int freeable_cnt; + int in_a_category_cnt; int ltab_lnum; int ltab_offs; diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c index 933b793..4b0b8dd 100644 --- a/fs/xfs/xfs_buf.c +++ b/fs/xfs/xfs_buf.c @@ -1197,9 +1197,14 @@ xfs_buf_bio_end_io( { xfs_buf_t *bp = (xfs_buf_t *)bio->bi_private; - xfs_buf_ioerror(bp, -error); + /* + * don't overwrite existing errors - otherwise we can lose errors on + * buffers that require multiple bios to complete. + */ + if (!bp->b_error) + xfs_buf_ioerror(bp, -error); - if (!error && xfs_buf_is_vmapped(bp) && (bp->b_flags & XBF_READ)) + if (!bp->b_error && xfs_buf_is_vmapped(bp) && (bp->b_flags & XBF_READ)) invalidate_kernel_vmap_range(bp->b_addr, xfs_buf_vmap_len(bp)); _xfs_buf_ioend(bp, 1); @@ -1279,6 +1284,11 @@ next_chunk: if (size) goto next_chunk; } else { + /* + * This is guaranteed not to be the last io reference count + * because the caller (xfs_buf_iorequest) holds a count itself. + */ + atomic_dec(&bp->b_io_remaining); xfs_buf_ioerror(bp, EIO); bio_put(bio); } diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 2daa54f..a16d929 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -744,7 +744,7 @@ extern int init_currently_empty_zone(struct zone *zone, unsigned long start_pfn, unsigned long size, enum memmap_context context); -extern void lruvec_init(struct lruvec *lruvec, struct zone *zone); +extern void lruvec_init(struct lruvec *lruvec); static inline struct zone *lruvec_zone(struct lruvec *lruvec) { diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h index 945704c..00b9e61 100644 --- a/include/linux/ptp_clock_kernel.h +++ b/include/linux/ptp_clock_kernel.h @@ -50,7 +50,8 @@ struct ptp_clock_request { * clock operations * * @adjfreq: Adjusts the frequency of the hardware clock. - * parameter delta: Desired period change in parts per billion. + * parameter delta: Desired frequency offset from nominal frequency + * in parts per billion * * @adjtime: Shifts the time of the hardware clock. * parameter delta: Desired change in nanoseconds. diff --git a/kernel/module.c b/kernel/module.c index 9ad9ee9..2a15c59 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -2273,12 +2273,17 @@ static void layout_symtab(struct module *mod, struct load_info *info) src = (void *)info->hdr + symsect->sh_offset; nsrc = symsect->sh_size / sizeof(*src); + /* strtab always starts with a nul, so offset 0 is the empty string. */ + strtab_size = 1; + /* Compute total space required for the core symbols' strtab. */ - for (ndst = i = strtab_size = 1; i < nsrc; ++i, ++src) - if (is_core_symbol(src, info->sechdrs, info->hdr->e_shnum)) { - strtab_size += strlen(&info->strtab[src->st_name]) + 1; + for (ndst = i = 0; i < nsrc; i++) { + if (i == 0 || + is_core_symbol(src+i, info->sechdrs, info->hdr->e_shnum)) { + strtab_size += strlen(&info->strtab[src[i].st_name])+1; ndst++; } + } /* Append room for core symbols at end of core part. */ info->symoffs = ALIGN(mod->core_size, symsect->sh_addralign ?: 1); @@ -2312,15 +2317,15 @@ static void add_kallsyms(struct module *mod, const struct load_info *info) mod->core_symtab = dst = mod->module_core + info->symoffs; mod->core_strtab = s = mod->module_core + info->stroffs; src = mod->symtab; - *dst = *src; *s++ = 0; - for (ndst = i = 1; i < mod->num_symtab; ++i, ++src) { - if (!is_core_symbol(src, info->sechdrs, info->hdr->e_shnum)) - continue; - - dst[ndst] = *src; - dst[ndst++].st_name = s - mod->core_strtab; - s += strlcpy(s, &mod->strtab[src->st_name], KSYM_NAME_LEN) + 1; + for (ndst = i = 0; i < mod->num_symtab; i++) { + if (i == 0 || + is_core_symbol(src+i, info->sechdrs, info->hdr->e_shnum)) { + dst[ndst] = src[i]; + dst[ndst++].st_name = s - mod->core_strtab; + s += strlcpy(s, &mod->strtab[src[i].st_name], + KSYM_NAME_LEN) + 1; + } } mod->core_num_syms = ndst; } diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 795e525..a6e2f81 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -1061,12 +1061,24 @@ struct lruvec *mem_cgroup_zone_lruvec(struct zone *zone, struct mem_cgroup *memcg) { struct mem_cgroup_per_zone *mz; + struct lruvec *lruvec; - if (mem_cgroup_disabled()) - return &zone->lruvec; + if (mem_cgroup_disabled()) { + lruvec = &zone->lruvec; + goto out; + } mz = mem_cgroup_zoneinfo(memcg, zone_to_nid(zone), zone_idx(zone)); - return &mz->lruvec; + lruvec = &mz->lruvec; +out: + /* + * Since a node can be onlined after the mem_cgroup was created, + * we have to be prepared to initialize lruvec->zone here; + * and if offlined then reonlined, we need to reinitialize it. + */ + if (unlikely(lruvec->zone != zone)) + lruvec->zone = zone; + return lruvec; } /* @@ -1093,9 +1105,12 @@ struct lruvec *mem_cgroup_page_lruvec(struct page *page, struct zone *zone) struct mem_cgroup_per_zone *mz; struct mem_cgroup *memcg; struct page_cgroup *pc; + struct lruvec *lruvec; - if (mem_cgroup_disabled()) - return &zone->lruvec; + if (mem_cgroup_disabled()) { + lruvec = &zone->lruvec; + goto out; + } pc = lookup_page_cgroup(page); memcg = pc->mem_cgroup; @@ -1113,7 +1128,16 @@ struct lruvec *mem_cgroup_page_lruvec(struct page *page, struct zone *zone) pc->mem_cgroup = memcg = root_mem_cgroup; mz = page_cgroup_zoneinfo(memcg, page); - return &mz->lruvec; + lruvec = &mz->lruvec; +out: + /* + * Since a node can be onlined after the mem_cgroup was created, + * we have to be prepared to initialize lruvec->zone here; + * and if offlined then reonlined, we need to reinitialize it. + */ + if (unlikely(lruvec->zone != zone)) + lruvec->zone = zone; + return lruvec; } /** @@ -1458,17 +1482,26 @@ static int mem_cgroup_count_children(struct mem_cgroup *memcg) static u64 mem_cgroup_get_limit(struct mem_cgroup *memcg) { u64 limit; - u64 memsw; limit = res_counter_read_u64(&memcg->res, RES_LIMIT); - limit += total_swap_pages << PAGE_SHIFT; - memsw = res_counter_read_u64(&memcg->memsw, RES_LIMIT); /* - * If memsw is finite and limits the amount of swap space available - * to this memcg, return that limit. + * Do not consider swap space if we cannot swap due to swappiness */ - return min(limit, memsw); + if (mem_cgroup_swappiness(memcg)) { + u64 memsw; + + limit += total_swap_pages << PAGE_SHIFT; + memsw = res_counter_read_u64(&memcg->memsw, RES_LIMIT); + + /* + * If memsw is finite and limits the amount of swap space + * available to this memcg, return that limit. + */ + limit = min(limit, memsw); + } + + return limit; } void mem_cgroup_out_of_memory(struct mem_cgroup *memcg, gfp_t gfp_mask, @@ -3694,17 +3727,17 @@ unsigned long mem_cgroup_soft_limit_reclaim(struct zone *zone, int order, static bool mem_cgroup_force_empty_list(struct mem_cgroup *memcg, int node, int zid, enum lru_list lru) { - struct mem_cgroup_per_zone *mz; + struct lruvec *lruvec; unsigned long flags, loop; struct list_head *list; struct page *busy; struct zone *zone; zone = &NODE_DATA(node)->node_zones[zid]; - mz = mem_cgroup_zoneinfo(memcg, node, zid); - list = &mz->lruvec.lists[lru]; + lruvec = mem_cgroup_zone_lruvec(zone, memcg); + list = &lruvec->lists[lru]; - loop = mz->lru_size[lru]; + loop = mem_cgroup_get_lru_size(lruvec, lru); /* give some margin against EBUSY etc...*/ loop += 256; busy = NULL; @@ -4742,7 +4775,7 @@ static int alloc_mem_cgroup_per_zone_info(struct mem_cgroup *memcg, int node) for (zone = 0; zone < MAX_NR_ZONES; zone++) { mz = &pn->zoneinfo[zone]; - lruvec_init(&mz->lruvec, &NODE_DATA(node)->node_zones[zone]); + lruvec_init(&mz->lruvec); mz->usage_in_excess = 0; mz->on_tree = false; mz->memcg = memcg; diff --git a/mm/mmzone.c b/mm/mmzone.c index 3cef80f..4596d81 100644 --- a/mm/mmzone.c +++ b/mm/mmzone.c @@ -87,7 +87,7 @@ int memmap_valid_within(unsigned long pfn, } #endif /* CONFIG_ARCH_HAS_HOLES_MEMORYMODEL */ -void lruvec_init(struct lruvec *lruvec, struct zone *zone) +void lruvec_init(struct lruvec *lruvec) { enum lru_list lru; @@ -95,8 +95,4 @@ void lruvec_init(struct lruvec *lruvec, struct zone *zone) for_each_lru(lru) INIT_LIST_HEAD(&lruvec->lists[lru]); - -#ifdef CONFIG_MEMCG - lruvec->zone = zone; -#endif } diff --git a/mm/page_alloc.c b/mm/page_alloc.c index c13ea75..d2d8f54 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -4456,7 +4456,7 @@ static void __paginginit free_area_init_core(struct pglist_data *pgdat, zone->zone_pgdat = pgdat; zone_pcp_init(zone); - lruvec_init(&zone->lruvec, zone); + lruvec_init(&zone->lruvec); if (!size) continue; diff --git a/mm/shmem.c b/mm/shmem.c index d2eeca1..31e1506 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -654,7 +654,7 @@ static void shmem_evict_inode(struct inode *inode) kfree(xattr->name); kfree(xattr); } - BUG_ON(inode->i_blocks); + WARN_ON(inode->i_blocks); shmem_free_inode(inode->i_sb); clear_inode(inode); } @@ -1156,8 +1156,20 @@ repeat: if (!error) { error = shmem_add_to_page_cache(page, mapping, index, gfp, swp_to_radix_entry(swap)); - /* We already confirmed swap, and make no allocation */ - VM_BUG_ON(error); + /* + * We already confirmed swap under page lock, and make + * no memory allocation here, so usually no possibility + * of error; but free_swap_and_cache() only trylocks a + * page, so it is just possible that the entry has been + * truncated or holepunched since swap was confirmed. + * shmem_undo_range() will have done some of the + * unaccounting, now delete_from_swap_cache() will do + * the rest (including mem_cgroup_uncharge_swapcache). + * Reset swap.val? No, leave it so "failed" goes back to + * "repeat": reading a hole and writing should succeed. + */ + if (error) + delete_from_swap_cache(page); } if (error) goto failed; diff --git a/mm/vmscan.c b/mm/vmscan.c index 99b434b..a018dfc 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -2953,6 +2953,8 @@ static int kswapd(void *p) &balanced_classzone_idx); } } + + current->reclaim_state = NULL; return 0; } diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index eba022d..534250a 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -321,7 +321,7 @@ static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, struct hci_dev *d; size_t rp_len; u16 count; - int i, err; + int err; BT_DBG("sock %p", sk); @@ -339,17 +339,18 @@ static int read_index_list(struct sock *sk, struct hci_dev *hdev, void *data, return -ENOMEM; } - rp->num_controllers = cpu_to_le16(count); - - i = 0; + count = 0; list_for_each_entry(d, &hci_dev_list, list) { if (test_bit(HCI_SETUP, &d->dev_flags)) continue; - rp->index[i++] = cpu_to_le16(d->id); + rp->index[count++] = cpu_to_le16(d->id); BT_DBG("Added hci%u", d->id); } + rp->num_controllers = cpu_to_le16(count); + rp_len = sizeof(*rp) + (2 * count); + read_unlock(&hci_dev_list_lock); err = cmd_complete(sk, MGMT_INDEX_NONE, MGMT_OP_READ_INDEX_LIST, 0, rp, diff --git a/net/core/dev.c b/net/core/dev.c index aed87a4..1dce5b5 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2793,8 +2793,10 @@ static int get_rps_cpu(struct net_device *dev, struct sk_buff *skb, if (unlikely(tcpu != next_cpu) && (tcpu == RPS_NO_CPU || !cpu_online(tcpu) || ((int)(per_cpu(softnet_data, tcpu).input_queue_head - - rflow->last_qtail)) >= 0)) + rflow->last_qtail)) >= 0)) { + tcpu = next_cpu; rflow = set_rps_cpu(dev, skb, rflow, next_cpu); + } if (tcpu != RPS_NO_CPU && cpu_online(tcpu)) { *rflowp = rflow; diff --git a/net/core/dev_addr_lists.c b/net/core/dev_addr_lists.c index c4cc2bc..716f363 100644 --- a/net/core/dev_addr_lists.c +++ b/net/core/dev_addr_lists.c @@ -317,7 +317,8 @@ int dev_addr_del(struct net_device *dev, unsigned char *addr, */ ha = list_first_entry(&dev->dev_addrs.list, struct netdev_hw_addr, list); - if (ha->addr == dev->dev_addr && ha->refcount == 1) + if (!memcmp(ha->addr, addr, dev->addr_len) && + ha->type == addr_type && ha->refcount == 1) return -ENOENT; err = __hw_addr_del(&dev->dev_addrs, addr, dev->addr_len, diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c index 5eea4a8..14bbfcf 100644 --- a/net/ipv4/ip_sockglue.c +++ b/net/ipv4/ip_sockglue.c @@ -457,19 +457,28 @@ static int do_ip_setsockopt(struct sock *sk, int level, struct inet_sock *inet = inet_sk(sk); int val = 0, err; - if (((1<= sizeof(int)) { if (get_user(val, (int __user *) optval)) return -EFAULT; diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c index 3511ffb..bf89b21 100644 --- a/net/ipv4/ip_vti.c +++ b/net/ipv4/ip_vti.c @@ -341,12 +341,17 @@ static int vti_rcv(struct sk_buff *skb) if (tunnel != NULL) { struct pcpu_tstats *tstats; + if (!xfrm4_policy_check(NULL, XFRM_POLICY_IN, skb)) + return -1; + tstats = this_cpu_ptr(tunnel->dev->tstats); u64_stats_update_begin(&tstats->syncp); tstats->rx_packets++; tstats->rx_bytes += skb->len; u64_stats_update_end(&tstats->syncp); + skb->mark = 0; + secpath_reset(skb); skb->dev = tunnel->dev; rcu_read_unlock(); return 1; diff --git a/net/ipv4/netfilter/nf_nat_standalone.c b/net/ipv4/netfilter/nf_nat_standalone.c index 3828a42..da4098f 100644 --- a/net/ipv4/netfilter/nf_nat_standalone.c +++ b/net/ipv4/netfilter/nf_nat_standalone.c @@ -194,7 +194,8 @@ nf_nat_out(unsigned int hooknum, if ((ct->tuplehash[dir].tuple.src.u3.ip != ct->tuplehash[!dir].tuple.dst.u3.ip) || - (ct->tuplehash[dir].tuple.src.u.all != + (ct->tuplehash[dir].tuple.dst.protonum != IPPROTO_ICMP && + ct->tuplehash[dir].tuple.src.u.all != ct->tuplehash[!dir].tuple.dst.u.all) ) return ip_xfrm_me_harder(skb) == 0 ? ret : NF_DROP; @@ -230,7 +231,8 @@ nf_nat_local_fn(unsigned int hooknum, ret = NF_DROP; } #ifdef CONFIG_XFRM - else if (ct->tuplehash[dir].tuple.dst.u.all != + else if (ct->tuplehash[dir].tuple.dst.protonum != IPPROTO_ICMP && + ct->tuplehash[dir].tuple.dst.u.all != ct->tuplehash[!dir].tuple.src.u.all) if (ip_xfrm_me_harder(skb)) ret = NF_DROP; diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 49dd993..b0b39f6 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1236,7 +1236,7 @@ new_segment: wait_for_sndbuf: set_bit(SOCK_NOSPACE, &sk->sk_socket->flags); wait_for_memory: - if (copied && likely(!tp->repair)) + if (copied) tcp_push(sk, flags & ~MSG_MORE, mss_now, TCP_NAGLE_PUSH); if ((err = sk_stream_wait_memory(sk, &timeo)) != 0) @@ -1247,7 +1247,7 @@ wait_for_memory: } out: - if (copied && likely(!tp->repair)) + if (copied) tcp_push(sk, flags, mss_now, tp->nonagle); release_sock(sk); return copied + copied_syn; diff --git a/net/ipv4/tcp_metrics.c b/net/ipv4/tcp_metrics.c index 0abe67b..2efd1a5 100644 --- a/net/ipv4/tcp_metrics.c +++ b/net/ipv4/tcp_metrics.c @@ -1,13 +1,13 @@ #include #include #include -#include #include #include #include #include #include #include +#include #include #include @@ -722,7 +722,10 @@ static int __net_init tcp_net_metrics_init(struct net *net) net->ipv4.tcp_metrics_hash_log = order_base_2(slots); size = sizeof(struct tcpm_hash_bucket) << net->ipv4.tcp_metrics_hash_log; - net->ipv4.tcp_metrics_hash = kzalloc(size, GFP_KERNEL); + net->ipv4.tcp_metrics_hash = kzalloc(size, GFP_KERNEL | __GFP_NOWARN); + if (!net->ipv4.tcp_metrics_hash) + net->ipv4.tcp_metrics_hash = vzalloc(size); + if (!net->ipv4.tcp_metrics_hash) return -ENOMEM; @@ -743,7 +746,10 @@ static void __net_exit tcp_net_metrics_exit(struct net *net) tm = next; } } - kfree(net->ipv4.tcp_metrics_hash); + if (is_vmalloc_addr(net->ipv4.tcp_metrics_hash)) + vfree(net->ipv4.tcp_metrics_hash); + else + kfree(net->ipv4.tcp_metrics_hash); } static __net_initdata struct pernet_operations tcp_net_metrics_ops = { diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index d046326..6735bea 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -1977,6 +1977,9 @@ static bool tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle, tso_segs = tcp_init_tso_segs(sk, skb, mss_now); BUG_ON(!tso_segs); + if (unlikely(tp->repair) && tp->repair_queue == TCP_SEND_QUEUE) + goto repair; /* Skip network transmission */ + cwnd_quota = tcp_cwnd_test(tp, skb); if (!cwnd_quota) break; @@ -2017,6 +2020,7 @@ static bool tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle, if (unlikely(tcp_transmit_skb(sk, skb, 1, gfp))) break; +repair: /* Advance the send_head. This one is sent out. * This call will increment packets_out. */ diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c index ba6d13d..e02faed 100644 --- a/net/ipv6/ipv6_sockglue.c +++ b/net/ipv6/ipv6_sockglue.c @@ -827,6 +827,7 @@ pref_skip_coa: if (val < 0 || val > 255) goto e_inval; np->min_hopcount = val; + retv = 0; break; case IPV6_DONTFRAG: np->dontfrag = valbool; diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index bb61f77..642a2a3 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1304,6 +1304,8 @@ netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev); netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, struct net_device *dev); +void ieee80211_purge_tx_queue(struct ieee80211_hw *hw, + struct sk_buff_head *skbs); /* HT */ void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata, diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 63882b9..31aa8b8 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -730,8 +730,8 @@ int __must_check __sta_info_destroy(struct sta_info *sta) for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { local->total_ps_buffered -= skb_queue_len(&sta->ps_tx_buf[ac]); - __skb_queue_purge(&sta->ps_tx_buf[ac]); - __skb_queue_purge(&sta->tx_filtered[ac]); + ieee80211_purge_tx_queue(&local->hw, &sta->ps_tx_buf[ac]); + ieee80211_purge_tx_queue(&local->hw, &sta->tx_filtered[ac]); } #ifdef CONFIG_MAC80211_MESH @@ -765,7 +765,7 @@ int __must_check __sta_info_destroy(struct sta_info *sta) tid_tx = rcu_dereference_raw(sta->ampdu_mlme.tid_tx[i]); if (!tid_tx) continue; - __skb_queue_purge(&tid_tx->pending); + ieee80211_purge_tx_queue(&local->hw, &tid_tx->pending); kfree(tid_tx); } @@ -948,6 +948,7 @@ void ieee80211_sta_ps_deliver_wakeup(struct sta_info *sta) struct ieee80211_local *local = sdata->local; struct sk_buff_head pending; int filtered = 0, buffered = 0, ac; + unsigned long flags; clear_sta_flag(sta, WLAN_STA_SP); @@ -963,12 +964,16 @@ void ieee80211_sta_ps_deliver_wakeup(struct sta_info *sta) for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) { int count = skb_queue_len(&pending), tmp; + spin_lock_irqsave(&sta->tx_filtered[ac].lock, flags); skb_queue_splice_tail_init(&sta->tx_filtered[ac], &pending); + spin_unlock_irqrestore(&sta->tx_filtered[ac].lock, flags); tmp = skb_queue_len(&pending); filtered += tmp - count; count = tmp; + spin_lock_irqsave(&sta->ps_tx_buf[ac].lock, flags); skb_queue_splice_tail_init(&sta->ps_tx_buf[ac], &pending); + spin_unlock_irqrestore(&sta->ps_tx_buf[ac].lock, flags); tmp = skb_queue_len(&pending); buffered += tmp - count; } diff --git a/net/mac80211/status.c b/net/mac80211/status.c index 118329a..14e1b83 100644 --- a/net/mac80211/status.c +++ b/net/mac80211/status.c @@ -648,3 +648,12 @@ void ieee80211_free_txskb(struct ieee80211_hw *hw, struct sk_buff *skb) dev_kfree_skb_any(skb); } EXPORT_SYMBOL(ieee80211_free_txskb); + +void ieee80211_purge_tx_queue(struct ieee80211_hw *hw, + struct sk_buff_head *skbs) +{ + struct sk_buff *skb; + + while ((skb = __skb_dequeue(skbs))) + ieee80211_free_txskb(hw, skb); +} diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 362c418..8133fed 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1358,7 +1358,7 @@ static int invoke_tx_handlers(struct ieee80211_tx_data *tx) if (tx->skb) ieee80211_free_txskb(&tx->local->hw, tx->skb); else - __skb_queue_purge(&tx->skbs); + ieee80211_purge_tx_queue(&tx->local->hw, &tx->skbs); return -1; } else if (unlikely(res == TX_QUEUED)) { I802_DEBUG_INC(tx->local->tx_handlers_queued); @@ -2132,10 +2132,13 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, */ void ieee80211_clear_tx_pending(struct ieee80211_local *local) { + struct sk_buff *skb; int i; - for (i = 0; i < local->hw.queues; i++) - skb_queue_purge(&local->pending[i]); + for (i = 0; i < local->hw.queues; i++) { + while ((skb = skb_dequeue(&local->pending[i])) != NULL) + ieee80211_free_txskb(&local->hw, skb); + } } /* diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 1cfe6d5..7883449 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1434,6 +1434,8 @@ int ieee80211_reconfig(struct ieee80211_local *local) list_for_each_entry(sdata, &local->interfaces, list) { if (sdata->vif.type != NL80211_IFTYPE_STATION) continue; + if (!sdata->u.mgd.associated) + continue; ieee80211_send_nullfunc(local, sdata, 0); } diff --git a/net/netfilter/nf_conntrack_h323_main.c b/net/netfilter/nf_conntrack_h323_main.c index 4283b20..02f65bc 100644 --- a/net/netfilter/nf_conntrack_h323_main.c +++ b/net/netfilter/nf_conntrack_h323_main.c @@ -733,7 +733,8 @@ static int callforward_do_filter(const union nf_inet_addr *src, flowi4_to_flowi(&fl1), false)) { if (!afinfo->route(&init_net, (struct dst_entry **)&rt2, flowi4_to_flowi(&fl2), false)) { - if (rt1->rt_gateway == rt2->rt_gateway && + if (rt_nexthop(rt1, fl1.daddr) == + rt_nexthop(rt2, fl2.daddr) && rt1->dst.dev == rt2->dst.dev) ret = 1; dst_release(&rt2->dst); diff --git a/net/netfilter/xt_TEE.c b/net/netfilter/xt_TEE.c index ee2e5bc..bd93e51 100644 --- a/net/netfilter/xt_TEE.c +++ b/net/netfilter/xt_TEE.c @@ -70,6 +70,7 @@ tee_tg_route4(struct sk_buff *skb, const struct xt_tee_tginfo *info) fl4.daddr = info->gw.ip; fl4.flowi4_tos = RT_TOS(iph->tos); fl4.flowi4_scope = RT_SCOPE_UNIVERSE; + fl4.flowi4_flags = FLOWI_FLAG_KNOWN_NH; rt = ip_route_output_key(net, &fl4); if (IS_ERR(rt)) return false; diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index 82f0f75..7dd983a 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -1182,8 +1182,8 @@ int nfc_llcp_register_device(struct nfc_dev *ndev) goto err_rx_wq; } - local->sockets.lock = __RW_LOCK_UNLOCKED(local->sockets.lock); - local->connecting_sockets.lock = __RW_LOCK_UNLOCKED(local->connecting_sockets.lock); + rwlock_init(&local->sockets.lock); + rwlock_init(&local->connecting_sockets.lock); nfc_llcp_build_gb(local); diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 72d170c..3062b88 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -141,9 +141,8 @@ static const struct ieee80211_regdomain world_regdom = { .reg_rules = { /* IEEE 802.11b/g, channels 1..11 */ REG_RULE(2412-10, 2462+10, 40, 6, 20, 0), - /* IEEE 802.11b/g, channels 12..13. No HT40 - * channel fits here. */ - REG_RULE(2467-10, 2472+10, 20, 6, 20, + /* IEEE 802.11b/g, channels 12..13. */ + REG_RULE(2467-10, 2472+10, 40, 6, 20, NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS), /* IEEE 802.11 channel 14 - Only JP enables diff --git a/security/selinux/netnode.c b/security/selinux/netnode.c index 28f911c..c5454c0 100644 --- a/security/selinux/netnode.c +++ b/security/selinux/netnode.c @@ -174,7 +174,8 @@ static void sel_netnode_insert(struct sel_netnode *node) if (sel_netnode_hash[idx].size == SEL_NETNODE_HASH_BKT_LIMIT) { struct sel_netnode *tail; tail = list_entry( - rcu_dereference(sel_netnode_hash[idx].list.prev), + rcu_dereference_protected(sel_netnode_hash[idx].list.prev, + lockdep_is_held(&sel_netnode_lock)), struct sel_netnode, list); list_del_rcu(&tail->list); kfree_rcu(tail, rcu); diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c index 0208fa1..b2cd011 100644 --- a/sound/pci/hda/patch_analog.c +++ b/sound/pci/hda/patch_analog.c @@ -545,6 +545,7 @@ static int ad198x_build_pcms(struct hda_codec *codec) if (spec->multiout.dig_out_nid) { info++; codec->num_pcms++; + codec->spdif_status_reset = 1; info->name = "AD198x Digital"; info->pcm_type = HDA_PCM_TYPE_SPDIF; info->stream[SNDRV_PCM_STREAM_PLAYBACK] = ad198x_pcm_digital_playback; diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c index cc31346..2bb9bee 100644 --- a/sound/pci/hda/patch_cirrus.c +++ b/sound/pci/hda/patch_cirrus.c @@ -96,8 +96,8 @@ enum { #define CS420X_VENDOR_NID 0x11 #define CS_DIG_OUT1_PIN_NID 0x10 #define CS_DIG_OUT2_PIN_NID 0x15 -#define CS_DMIC1_PIN_NID 0x12 -#define CS_DMIC2_PIN_NID 0x0e +#define CS_DMIC1_PIN_NID 0x0e +#define CS_DMIC2_PIN_NID 0x12 /* coef indices */ #define IDX_SPDIF_STAT 0x0000 @@ -1074,14 +1074,18 @@ static void init_input(struct hda_codec *codec) cs_automic(codec); coef = 0x000a; /* ADC1/2 - Digital and Analog Soft Ramp */ + cs_vendor_coef_set(codec, IDX_ADC_CFG, coef); + + coef = cs_vendor_coef_get(codec, IDX_BEEP_CFG); if (is_active_pin(codec, CS_DMIC2_PIN_NID)) - coef |= 0x0500; /* DMIC2 2 chan on, GPIO1 off */ + coef |= 1 << 4; /* DMIC2 2 chan on, GPIO1 off */ if (is_active_pin(codec, CS_DMIC1_PIN_NID)) - coef |= 0x1800; /* DMIC1 2 chan on, GPIO0 off + coef |= 1 << 3; /* DMIC1 2 chan on, GPIO0 off * No effect if SPDIF_OUT2 is * selected in IDX_SPDIF_CTL. */ - cs_vendor_coef_set(codec, IDX_ADC_CFG, coef); + + cs_vendor_coef_set(codec, IDX_BEEP_CFG, coef); } else { if (spec->mic_detect) cs_automic(codec); @@ -1102,7 +1106,7 @@ static const struct hda_verb cs_coef_init_verbs[] = { | 0x0400 /* Disable Coefficient Auto increment */ )}, /* Beep */ - {0x11, AC_VERB_SET_COEF_INDEX, IDX_DAC_CFG}, + {0x11, AC_VERB_SET_COEF_INDEX, IDX_BEEP_CFG}, {0x11, AC_VERB_SET_PROC_COEF, 0x0007}, /* Enable Beep thru DAC1/2/3 */ {} /* terminator */ diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 70ce60f..f6b5995 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -5434,6 +5434,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = { SND_PCI_QUIRK(0x106b, 0x4000, "MacbookPro 5,1", ALC889_FIXUP_IMAC91_VREF), SND_PCI_QUIRK(0x106b, 0x4100, "Macmini 3,1", ALC889_FIXUP_IMAC91_VREF), SND_PCI_QUIRK(0x106b, 0x4200, "Mac Pro 5,1", ALC885_FIXUP_MACPRO_GPIO), + SND_PCI_QUIRK(0x106b, 0x4300, "iMac 9,1", ALC889_FIXUP_IMAC91_VREF), SND_PCI_QUIRK(0x106b, 0x4600, "MacbookPro 5,2", ALC889_FIXUP_IMAC91_VREF), SND_PCI_QUIRK(0x106b, 0x4900, "iMac 9,1 Aluminum", ALC889_FIXUP_IMAC91_VREF), SND_PCI_QUIRK(0x106b, 0x4a00, "Macbook 5,2", ALC889_FIXUP_IMAC91_VREF), @@ -5867,7 +5868,7 @@ static int alc269_parse_auto_config(struct hda_codec *codec) return alc_parse_auto_config(codec, alc269_ignore, ssids); } -static void alc269_toggle_power_output(struct hda_codec *codec, int power_up) +static void alc269vb_toggle_power_output(struct hda_codec *codec, int power_up) { int val = alc_read_coef_idx(codec, 0x04); if (power_up) @@ -5884,10 +5885,10 @@ static void alc269_shutup(struct hda_codec *codec) if (spec->codec_variant != ALC269_TYPE_ALC269VB) return; - if ((alc_get_coef0(codec) & 0x00ff) == 0x017) - alc269_toggle_power_output(codec, 0); - if ((alc_get_coef0(codec) & 0x00ff) == 0x018) { - alc269_toggle_power_output(codec, 0); + if (spec->codec_variant == ALC269_TYPE_ALC269VB) + alc269vb_toggle_power_output(codec, 0); + if (spec->codec_variant == ALC269_TYPE_ALC269VB && + (alc_get_coef0(codec) & 0x00ff) == 0x018) { msleep(150); } } @@ -5897,24 +5898,22 @@ static int alc269_resume(struct hda_codec *codec) { struct alc_spec *spec = codec->spec; - if (spec->codec_variant == ALC269_TYPE_ALC269VB || + if (spec->codec_variant == ALC269_TYPE_ALC269VB) + alc269vb_toggle_power_output(codec, 0); + if (spec->codec_variant == ALC269_TYPE_ALC269VB && (alc_get_coef0(codec) & 0x00ff) == 0x018) { - alc269_toggle_power_output(codec, 0); msleep(150); } codec->patch_ops.init(codec); - if (spec->codec_variant == ALC269_TYPE_ALC269VB || + if (spec->codec_variant == ALC269_TYPE_ALC269VB) + alc269vb_toggle_power_output(codec, 1); + if (spec->codec_variant == ALC269_TYPE_ALC269VB && (alc_get_coef0(codec) & 0x00ff) == 0x017) { - alc269_toggle_power_output(codec, 1); msleep(200); } - if (spec->codec_variant == ALC269_TYPE_ALC269VB || - (alc_get_coef0(codec) & 0x00ff) == 0x018) - alc269_toggle_power_output(codec, 1); - snd_hda_codec_resume_amp(codec); snd_hda_codec_resume_cache(codec); hda_call_check_power_status(codec, 0x01); @@ -7103,6 +7102,7 @@ static const struct hda_codec_preset snd_hda_preset_realtek[] = { .patch = patch_alc662 }, { .id = 0x10ec0663, .name = "ALC663", .patch = patch_alc662 }, { .id = 0x10ec0665, .name = "ALC665", .patch = patch_alc662 }, + { .id = 0x10ec0668, .name = "ALC668", .patch = patch_alc662 }, { .id = 0x10ec0670, .name = "ALC670", .patch = patch_alc662 }, { .id = 0x10ec0680, .name = "ALC680", .patch = patch_alc680 }, { .id = 0x10ec0880, .name = "ALC880", .patch = patch_alc880 }, @@ -7120,6 +7120,7 @@ static const struct hda_codec_preset snd_hda_preset_realtek[] = { { .id = 0x10ec0889, .name = "ALC889", .patch = patch_alc882 }, { .id = 0x10ec0892, .name = "ALC892", .patch = patch_alc662 }, { .id = 0x10ec0899, .name = "ALC898", .patch = patch_alc882 }, + { .id = 0x10ec0900, .name = "ALC1150", .patch = patch_alc882 }, {} /* terminator */ }; diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c index 4c404a0..66cd4f0 100644 --- a/sound/pci/hda/patch_via.c +++ b/sound/pci/hda/patch_via.c @@ -1875,11 +1875,11 @@ static int via_auto_fill_dac_nids(struct hda_codec *codec) { struct via_spec *spec = codec->spec; const struct auto_pin_cfg *cfg = &spec->autocfg; - int i, dac_num; + int i; hda_nid_t nid; + spec->multiout.num_dacs = 0; spec->multiout.dac_nids = spec->private_dac_nids; - dac_num = 0; for (i = 0; i < cfg->line_outs; i++) { hda_nid_t dac = 0; nid = cfg->line_out_pins[i]; @@ -1890,16 +1890,13 @@ static int via_auto_fill_dac_nids(struct hda_codec *codec) if (!i && parse_output_path(codec, nid, dac, 1, &spec->out_mix_path)) dac = spec->out_mix_path.path[0]; - if (dac) { - spec->private_dac_nids[i] = dac; - dac_num++; - } + if (dac) + spec->private_dac_nids[spec->multiout.num_dacs++] = dac; } if (!spec->out_path[0].depth && spec->out_mix_path.depth) { spec->out_path[0] = spec->out_mix_path; spec->out_mix_path.depth = 0; } - spec->multiout.num_dacs = dac_num; return 0; } @@ -3700,6 +3697,18 @@ static const struct snd_pci_quirk vt2002p_fixups[] = { {} }; +/* NIDs 0x24 and 0x33 on VT1802 have connections to non-existing NID 0x3e + * Replace this with mixer NID 0x1c + */ +static void fix_vt1802_connections(struct hda_codec *codec) +{ + static hda_nid_t conn_24[] = { 0x14, 0x1c }; + static hda_nid_t conn_33[] = { 0x1c }; + + snd_hda_override_conn_list(codec, 0x24, ARRAY_SIZE(conn_24), conn_24); + snd_hda_override_conn_list(codec, 0x33, ARRAY_SIZE(conn_33), conn_33); +} + /* patch for vt2002P */ static int patch_vt2002P(struct hda_codec *codec) { @@ -3714,6 +3723,8 @@ static int patch_vt2002P(struct hda_codec *codec) spec->aa_mix_nid = 0x21; override_mic_boost(codec, 0x2b, 0, 3, 40); override_mic_boost(codec, 0x29, 0, 3, 40); + if (spec->codec_type == VT1802) + fix_vt1802_connections(codec); add_secret_dac_path(codec); snd_hda_pick_fixup(codec, NULL, vt2002p_fixups, via_fixups); diff --git a/sound/soc/codecs/cs42l52.c b/sound/soc/codecs/cs42l52.c index 628daf6..d8cfcc7 100644 --- a/sound/soc/codecs/cs42l52.c +++ b/sound/soc/codecs/cs42l52.c @@ -774,7 +774,6 @@ static int cs42l52_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) { struct snd_soc_codec *codec = codec_dai->codec; struct cs42l52_private *cs42l52 = snd_soc_codec_get_drvdata(codec); - int ret = 0; u8 iface = 0; switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { @@ -823,7 +822,7 @@ static int cs42l52_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) case SND_SOC_DAIFMT_NB_IF: break; default: - ret = -EINVAL; + return -EINVAL; } cs42l52->config.format = iface; snd_soc_write(codec, CS42L52_IFACE_CTL1, cs42l52->config.format); diff --git a/sound/soc/codecs/wm8978.c b/sound/soc/codecs/wm8978.c index a5be3ad..2f46d66 100644 --- a/sound/soc/codecs/wm8978.c +++ b/sound/soc/codecs/wm8978.c @@ -782,7 +782,7 @@ static int wm8978_hw_params(struct snd_pcm_substream *substream, wm8978->mclk_idx = -1; f_sel = wm8978->f_mclk; } else { - if (!wm8978->f_pllout) { + if (!wm8978->f_opclk) { /* We only enter here, if OPCLK is not used */ int ret = wm8978_configure_pll(codec); if (ret < 0) diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index c501af6..8bf05d7 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -2776,8 +2776,9 @@ int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol, val = (ucontrol->value.integer.value[0] + min) & mask; val = val << shift; - if (snd_soc_update_bits_locked(codec, reg, val_mask, val)) - return err; + err = snd_soc_update_bits_locked(codec, reg, val_mask, val); + if (err < 0) + return err; if (snd_soc_volsw_is_stereo(mc)) { val_mask = mask << rshift; diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index f90139b..c4a08a2 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -3710,7 +3710,7 @@ void snd_soc_dapm_shutdown(struct snd_soc_card *card) { struct snd_soc_codec *codec; - list_for_each_entry(codec, &card->codec_dev_list, list) { + list_for_each_entry(codec, &card->codec_dev_list, card_list) { soc_dapm_shutdown_codec(&codec->dapm); if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY) snd_soc_dapm_set_bias_level(&codec->dapm, diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c index d9de667..eafc889 100644 --- a/sound/usb/endpoint.c +++ b/sound/usb/endpoint.c @@ -35,6 +35,7 @@ #define EP_FLAG_ACTIVATED 0 #define EP_FLAG_RUNNING 1 +#define EP_FLAG_STOPPING 2 /* * snd_usb_endpoint is a model that abstracts everything related to an @@ -502,10 +503,20 @@ static int wait_clear_urbs(struct snd_usb_endpoint *ep) if (alive) snd_printk(KERN_ERR "timeout: still %d active urbs on EP #%x\n", alive, ep->ep_num); + clear_bit(EP_FLAG_STOPPING, &ep->flags); return 0; } +/* sync the pending stop operation; + * this function itself doesn't trigger the stop operation + */ +void snd_usb_endpoint_sync_pending_stop(struct snd_usb_endpoint *ep) +{ + if (ep && test_bit(EP_FLAG_STOPPING, &ep->flags)) + wait_clear_urbs(ep); +} + /* * unlink active urbs. */ @@ -913,6 +924,8 @@ void snd_usb_endpoint_stop(struct snd_usb_endpoint *ep, if (wait) wait_clear_urbs(ep); + else + set_bit(EP_FLAG_STOPPING, &ep->flags); } } diff --git a/sound/usb/endpoint.h b/sound/usb/endpoint.h index cbbbdf2..774a0eb 100644 --- a/sound/usb/endpoint.h +++ b/sound/usb/endpoint.h @@ -16,6 +16,7 @@ int snd_usb_endpoint_set_params(struct snd_usb_endpoint *ep, int snd_usb_endpoint_start(struct snd_usb_endpoint *ep, int can_sleep); void snd_usb_endpoint_stop(struct snd_usb_endpoint *ep, int force, int can_sleep, int wait); +void snd_usb_endpoint_sync_pending_stop(struct snd_usb_endpoint *ep); int snd_usb_endpoint_activate(struct snd_usb_endpoint *ep); int snd_usb_endpoint_deactivate(struct snd_usb_endpoint *ep); void snd_usb_endpoint_free(struct list_head *head); diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c index ee3c15c..90731af 100644 --- a/sound/usb/pcm.c +++ b/sound/usb/pcm.c @@ -563,6 +563,9 @@ static int snd_usb_pcm_prepare(struct snd_pcm_substream *substream) goto unlock; } + snd_usb_endpoint_sync_pending_stop(subs->sync_endpoint); + snd_usb_endpoint_sync_pending_stop(subs->data_endpoint); + /* some unit conversions in runtime */ subs->data_endpoint->maxframesize = bytes_to_frames(runtime, subs->data_endpoint->maxpacksize);