diff options
91 files changed, 509 insertions, 867 deletions
diff --git a/.get_maintainer.ignore b/.get_maintainer.ignore new file mode 100644 index 000000000000..cca6d870f7a5 --- /dev/null +++ b/.get_maintainer.ignore @@ -0,0 +1 @@ +Christoph Hellwig <hch@lst.de> diff --git a/MAINTAINERS b/MAINTAINERS index 38df5702ada0..1e5843ab1139 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -5850,6 +5850,7 @@ S: Odd Fixes KERNEL NFSD, SUNRPC, AND LOCKD SERVERS M: "J. Bruce Fields" <bfields@fieldses.org> +M: Jeff Layton <jlayton@poochiereds.net> L: linux-nfs@vger.kernel.org W: http://nfs.sourceforge.net/ S: Supported @@ -1,7 +1,7 @@ VERSION = 4 PATCHLEVEL = 2 SUBLEVEL = 0 -EXTRAVERSION = -rc7 +EXTRAVERSION = -rc8 NAME = Hurr durr I'ma sheep # *DOCUMENTATION* diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 07ab3d203916..7451b447cc2d 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -312,6 +312,9 @@ INSTALL_TARGETS = zinstall uinstall install PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS) +bootpImage uImage: zImage +zImage: Image + $(BOOT_TARGETS): vmlinux $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@ diff --git a/arch/arm/lib/uaccess_with_memcpy.c b/arch/arm/lib/uaccess_with_memcpy.c index 3e58d710013c..4b39af2dfda9 100644 --- a/arch/arm/lib/uaccess_with_memcpy.c +++ b/arch/arm/lib/uaccess_with_memcpy.c @@ -96,7 +96,7 @@ __copy_to_user_memcpy(void __user *to, const void *from, unsigned long n) } /* the mmap semaphore is taken only if not in an atomic context */ - atomic = in_atomic(); + atomic = faulthandler_disabled(); if (!atomic) down_read(¤t->mm->mmap_sem); diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c index 8e52621b5a6b..e1d2e991d17a 100644 --- a/arch/arm/mach-omap2/omap-wakeupgen.c +++ b/arch/arm/mach-omap2/omap-wakeupgen.c @@ -392,6 +392,7 @@ static struct irq_chip wakeupgen_chip = { .irq_mask = wakeupgen_mask, .irq_unmask = wakeupgen_unmask, .irq_retrigger = irq_chip_retrigger_hierarchy, + .irq_set_type = irq_chip_set_type_parent, .flags = IRQCHIP_SKIP_SET_WAKE | IRQCHIP_MASK_ON_SUSPEND, #ifdef CONFIG_SMP .irq_set_affinity = irq_chip_set_affinity_parent, diff --git a/arch/arm64/kvm/inject_fault.c b/arch/arm64/kvm/inject_fault.c index f02530e726f6..85c57158dcd9 100644 --- a/arch/arm64/kvm/inject_fault.c +++ b/arch/arm64/kvm/inject_fault.c @@ -168,8 +168,8 @@ void kvm_inject_dabt(struct kvm_vcpu *vcpu, unsigned long addr) { if (!(vcpu->arch.hcr_el2 & HCR_RW)) inject_abt32(vcpu, false, addr); - - inject_abt64(vcpu, false, addr); + else + inject_abt64(vcpu, false, addr); } /** @@ -184,8 +184,8 @@ void kvm_inject_pabt(struct kvm_vcpu *vcpu, unsigned long addr) { if (!(vcpu->arch.hcr_el2 & HCR_RW)) inject_abt32(vcpu, true, addr); - - inject_abt64(vcpu, true, addr); + else + inject_abt64(vcpu, true, addr); } /** @@ -198,6 +198,6 @@ void kvm_inject_undefined(struct kvm_vcpu *vcpu) { if (!(vcpu->arch.hcr_el2 & HCR_RW)) inject_undef32(vcpu); - - inject_undef64(vcpu); + else + inject_undef64(vcpu); } diff --git a/arch/mips/kernel/genex.S b/arch/mips/kernel/genex.S index af42e7003f12..baa7b6fc0a60 100644 --- a/arch/mips/kernel/genex.S +++ b/arch/mips/kernel/genex.S @@ -407,7 +407,7 @@ NESTED(nmi_handler, PT_SIZE, sp) .set noat SAVE_ALL FEXPORT(handle_\exception\ext) - __BUILD_clear_\clear + __build_clear_\clear .set at __BUILD_\verbose \exception move a0, sp diff --git a/arch/powerpc/kernel/pci_of_scan.c b/arch/powerpc/kernel/pci_of_scan.c index 42e02a2d570b..efc3fa54c90b 100644 --- a/arch/powerpc/kernel/pci_of_scan.c +++ b/arch/powerpc/kernel/pci_of_scan.c @@ -191,6 +191,9 @@ struct pci_dev *of_create_pci_dev(struct device_node *node, pci_device_add(dev, bus); + /* Setup MSI caps & disable MSI/MSI-X interrupts */ + pci_msi_setup_pci_dev(dev); + return dev; } EXPORT_SYMBOL(of_create_pci_dev); diff --git a/arch/x86/include/asm/switch_to.h b/arch/x86/include/asm/switch_to.h index 751bf4b7bf11..d7f3b3b78ac3 100644 --- a/arch/x86/include/asm/switch_to.h +++ b/arch/x86/include/asm/switch_to.h @@ -79,12 +79,12 @@ do { \ #else /* CONFIG_X86_32 */ /* frame pointer must be last for get_wchan */ -#define SAVE_CONTEXT "pushq %%rbp ; movq %%rsi,%%rbp\n\t" -#define RESTORE_CONTEXT "movq %%rbp,%%rsi ; popq %%rbp\t" +#define SAVE_CONTEXT "pushf ; pushq %%rbp ; movq %%rsi,%%rbp\n\t" +#define RESTORE_CONTEXT "movq %%rbp,%%rsi ; popq %%rbp ; popf\t" #define __EXTRA_CLOBBER \ , "rcx", "rbx", "rdx", "r8", "r9", "r10", "r11", \ - "r12", "r13", "r14", "r15", "flags" + "r12", "r13", "r14", "r15" #ifdef CONFIG_CC_STACKPROTECTOR #define __switch_canary \ @@ -100,11 +100,7 @@ do { \ #define __switch_canary_iparam #endif /* CC_STACKPROTECTOR */ -/* - * There is no need to save or restore flags, because flags are always - * clean in kernel mode, with the possible exception of IOPL. Kernel IOPL - * has no effect. - */ +/* Save restore flags to clear handle leaking NT */ #define switch_to(prev, next, last) \ asm volatile(SAVE_CONTEXT \ "movq %%rsp,%P[threadrsp](%[prev])\n\t" /* save RSP */ \ diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index dcb52850a28f..cde732c1b495 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -1424,7 +1424,7 @@ static inline void __x2apic_disable(void) { u64 msr; - if (cpu_has_apic) + if (!cpu_has_apic) return; rdmsrl(MSR_IA32_APICBASE, msr); @@ -1483,10 +1483,13 @@ void x2apic_setup(void) static __init void x2apic_disable(void) { - u32 x2apic_id; + u32 x2apic_id, state = x2apic_state; - if (x2apic_state != X2APIC_ON) - goto out; + x2apic_mode = 0; + x2apic_state = X2APIC_DISABLED; + + if (state != X2APIC_ON) + return; x2apic_id = read_apic_id(); if (x2apic_id >= 255) @@ -1494,9 +1497,6 @@ static __init void x2apic_disable(void) __x2apic_disable(); register_lapic_address(mp_lapic_addr); -out: - x2apic_state = X2APIC_DISABLED; - x2apic_mode = 0; } static __init void x2apic_enable(void) diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c index f813261d9740..2683f36e4e0a 100644 --- a/arch/x86/kernel/apic/vector.c +++ b/arch/x86/kernel/apic/vector.c @@ -322,7 +322,7 @@ static int x86_vector_alloc_irqs(struct irq_domain *domain, unsigned int virq, irq_data->chip = &lapic_controller; irq_data->chip_data = data; irq_data->hwirq = virq + i; - err = assign_irq_vector_policy(virq, irq_data->node, data, + err = assign_irq_vector_policy(virq + i, irq_data->node, data, info); if (err) goto error; diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c index 79de954626fd..d25097c3fc1d 100644 --- a/arch/x86/kernel/fpu/core.c +++ b/arch/x86/kernel/fpu/core.c @@ -270,7 +270,7 @@ int fpu__copy(struct fpu *dst_fpu, struct fpu *src_fpu) dst_fpu->fpregs_active = 0; dst_fpu->last_cpu = -1; - if (src_fpu->fpstate_active) + if (src_fpu->fpstate_active && cpu_has_fpu) fpu_copy(dst_fpu, src_fpu); return 0; diff --git a/arch/x86/kernel/fpu/init.c b/arch/x86/kernel/fpu/init.c index 1e173f6285c7..d14e9ac3235a 100644 --- a/arch/x86/kernel/fpu/init.c +++ b/arch/x86/kernel/fpu/init.c @@ -40,7 +40,12 @@ static void fpu__init_cpu_generic(void) write_cr0(cr0); /* Flush out any pending x87 state: */ - asm volatile ("fninit"); +#ifdef CONFIG_MATH_EMULATION + if (!cpu_has_fpu) + fpstate_init_soft(¤t->thread.fpu.state.soft); + else +#endif + asm volatile ("fninit"); } /* diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 397688beed4b..c27cad726765 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -408,6 +408,7 @@ static int prefer_mwait_c1_over_halt(const struct cpuinfo_x86 *c) static void mwait_idle(void) { if (!current_set_polling_and_test()) { + trace_cpu_idle_rcuidle(1, smp_processor_id()); if (this_cpu_has(X86_BUG_CLFLUSH_MONITOR)) { smp_mb(); /* quirk */ clflush((void *)¤t_thread_info()->flags); @@ -419,6 +420,7 @@ static void mwait_idle(void) __sti_mwait(0, 0); else local_irq_enable(); + trace_cpu_idle_rcuidle(PWR_EVENT_EXIT, smp_processor_id()); } else { local_irq_enable(); } diff --git a/drivers/acpi/nfit.c b/drivers/acpi/nfit.c index 628a42c41ab1..cf0fd96a7602 100644 --- a/drivers/acpi/nfit.c +++ b/drivers/acpi/nfit.c @@ -702,11 +702,11 @@ static ssize_t flags_show(struct device *dev, u16 flags = to_nfit_memdev(dev)->flags; return sprintf(buf, "%s%s%s%s%s\n", - flags & ACPI_NFIT_MEM_SAVE_FAILED ? "save " : "", - flags & ACPI_NFIT_MEM_RESTORE_FAILED ? "restore " : "", - flags & ACPI_NFIT_MEM_FLUSH_FAILED ? "flush " : "", - flags & ACPI_NFIT_MEM_ARMED ? "arm " : "", - flags & ACPI_NFIT_MEM_HEALTH_OBSERVED ? "smart " : ""); + flags & ACPI_NFIT_MEM_SAVE_FAILED ? "save_fail " : "", + flags & ACPI_NFIT_MEM_RESTORE_FAILED ? "restore_fail " : "", + flags & ACPI_NFIT_MEM_FLUSH_FAILED ? "flush_fail " : "", + flags & ACPI_NFIT_MEM_ARMED ? "not_armed " : "", + flags & ACPI_NFIT_MEM_HEALTH_OBSERVED ? "smart_event " : ""); } static DEVICE_ATTR_RO(flags); @@ -849,12 +849,12 @@ static int acpi_nfit_register_dimms(struct acpi_nfit_desc *acpi_desc) if ((mem_flags & ACPI_NFIT_MEM_FAILED_MASK) == 0) continue; - dev_info(acpi_desc->dev, "%s: failed: %s%s%s%s\n", + dev_info(acpi_desc->dev, "%s flags:%s%s%s%s\n", nvdimm_name(nvdimm), - mem_flags & ACPI_NFIT_MEM_SAVE_FAILED ? "save " : "", - mem_flags & ACPI_NFIT_MEM_RESTORE_FAILED ? "restore " : "", - mem_flags & ACPI_NFIT_MEM_FLUSH_FAILED ? "flush " : "", - mem_flags & ACPI_NFIT_MEM_ARMED ? "arm " : ""); + mem_flags & ACPI_NFIT_MEM_SAVE_FAILED ? " save_fail" : "", + mem_flags & ACPI_NFIT_MEM_RESTORE_FAILED ? " restore_fail":"", + mem_flags & ACPI_NFIT_MEM_FLUSH_FAILED ? " flush_fail" : "", + mem_flags & ACPI_NFIT_MEM_ARMED ? " not_armed" : ""); } @@ -1024,7 +1024,7 @@ static void wmb_blk(struct nfit_blk *nfit_blk) wmb_pmem(); } -static u64 read_blk_stat(struct nfit_blk *nfit_blk, unsigned int bw) +static u32 read_blk_stat(struct nfit_blk *nfit_blk, unsigned int bw) { struct nfit_blk_mmio *mmio = &nfit_blk->mmio[DCR]; u64 offset = nfit_blk->stat_offset + mmio->size * bw; @@ -1032,7 +1032,7 @@ static u64 read_blk_stat(struct nfit_blk *nfit_blk, unsigned int bw) if (mmio->num_lines) offset = to_interleave_offset(offset, mmio); - return readq(mmio->base + offset); + return readl(mmio->base + offset); } static void write_blk_ctl(struct nfit_blk *nfit_blk, unsigned int bw, diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c index 4a2ef09e6704..f504232c1ee7 100644 --- a/drivers/block/mtip32xx/mtip32xx.c +++ b/drivers/block/mtip32xx/mtip32xx.c @@ -3756,6 +3756,14 @@ static int mtip_init_cmd(void *data, struct request *rq, unsigned int hctx_idx, struct mtip_cmd *cmd = blk_mq_rq_to_pdu(rq); u32 host_cap_64 = readl(dd->mmio + HOST_CAP) & HOST_CAP_64; + /* + * For flush requests, request_idx starts at the end of the + * tag space. Since we don't support FLUSH/FUA, simply return + * 0 as there's nothing to be done. + */ + if (request_idx >= MTIP_MAX_COMMAND_SLOTS) + return 0; + cmd->command = dmam_alloc_coherent(&dd->pdev->dev, CMD_DMA_ALLOC_SZ, &cmd->command_dma, GFP_KERNEL); if (!cmd->command) diff --git a/drivers/clocksource/timer-imx-gpt.c b/drivers/clocksource/timer-imx-gpt.c index 2d59038dec43..86c7eb66bdfb 100644 --- a/drivers/clocksource/timer-imx-gpt.c +++ b/drivers/clocksource/timer-imx-gpt.c @@ -462,6 +462,7 @@ void __init mxc_timer_init(unsigned long pbase, int irq, enum imx_gpt_type type) BUG_ON(!imxtm->base); imxtm->type = type; + imxtm->irq = irq; _mxc_timer_init(imxtm); } diff --git a/drivers/firmware/broadcom/bcm47xx_nvram.c b/drivers/firmware/broadcom/bcm47xx_nvram.c index 87add3fdce52..e41594510b97 100644 --- a/drivers/firmware/broadcom/bcm47xx_nvram.c +++ b/drivers/firmware/broadcom/bcm47xx_nvram.c @@ -245,4 +245,4 @@ char *bcm47xx_nvram_get_contents(size_t *nvram_size) } EXPORT_SYMBOL(bcm47xx_nvram_get_contents); -MODULE_LICENSE("GPLv2"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c index 6fad1f9648f3..ef6182bc8e5e 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c @@ -559,7 +559,7 @@ static int atmel_hlcdc_dc_drm_remove(struct platform_device *pdev) return 0; } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int atmel_hlcdc_dc_drm_suspend(struct device *dev) { struct drm_device *drm_dev = dev_get_drvdata(dev); diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c index 3dcd59e694db..198fc3c3291b 100644 --- a/drivers/gpu/drm/i915/intel_bios.c +++ b/drivers/gpu/drm/i915/intel_bios.c @@ -1075,34 +1075,15 @@ parse_device_mapping(struct drm_i915_private *dev_priv, const union child_device_config *p_child; union child_device_config *child_dev_ptr; int i, child_device_num, count; - u8 expected_size; - u16 block_size; + u16 block_size; p_defs = find_section(bdb, BDB_GENERAL_DEFINITIONS); if (!p_defs) { DRM_DEBUG_KMS("No general definition block is found, no devices defined.\n"); return; } - if (bdb->version < 195) { - expected_size = 33; - } else if (bdb->version == 195) { - expected_size = 37; - } else if (bdb->version <= 197) { - expected_size = 38; - } else { - expected_size = 38; - DRM_DEBUG_DRIVER("Expected child_device_config size for BDB version %u not known; assuming %u\n", - expected_size, bdb->version); - } - - if (expected_size > sizeof(*p_child)) { - DRM_ERROR("child_device_config cannot fit in p_child\n"); - return; - } - - if (p_defs->child_dev_size != expected_size) { - DRM_ERROR("Size mismatch; child_device_config size=%u (expected %u); bdb->version: %u\n", - p_defs->child_dev_size, expected_size, bdb->version); + if (p_defs->child_dev_size < sizeof(*p_child)) { + DRM_ERROR("General definiton block child device size is too small.\n"); return; } /* get the block size of general definitions */ @@ -1149,7 +1130,7 @@ parse_device_mapping(struct drm_i915_private *dev_priv, child_dev_ptr = dev_priv->vbt.child_dev + count; count++; - memcpy(child_dev_ptr, p_child, p_defs->child_dev_size); + memcpy(child_dev_ptr, p_child, sizeof(*p_child)); } return; } diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 6e8faa253792..1df0e1fe235f 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -93,9 +93,6 @@ static const struct dp_link_dpll chv_dpll[] = { static const int skl_rates[] = { 162000, 216000, 270000, 324000, 432000, 540000 }; -static const int chv_rates[] = { 162000, 202500, 210000, 216000, - 243000, 270000, 324000, 405000, - 420000, 432000, 540000 }; static const int default_rates[] = { 162000, 270000, 540000 }; /** @@ -1169,24 +1166,31 @@ intel_dp_sink_rates(struct intel_dp *intel_dp, const int **sink_rates) return (intel_dp_max_link_bw(intel_dp) >> 3) + 1; } +static bool intel_dp_source_supports_hbr2(struct drm_device *dev) +{ + /* WaDisableHBR2:skl */ + if (IS_SKYLAKE(dev) && INTEL_REVID(dev) <= SKL_REVID_B0) + return false; + + if ((IS_HASWELL(dev) && !IS_HSW_ULX(dev)) || IS_BROADWELL(dev) || + (INTEL_INFO(dev)->gen >= 9)) + return true; + else + return false; +} + static int intel_dp_source_rates(struct drm_device *dev, const int **source_rates) { if (IS_SKYLAKE(dev)) { *source_rates = skl_rates; return ARRAY_SIZE(skl_rates); - } else if (IS_CHERRYVIEW(dev)) { - *source_rates = chv_rates; - return ARRAY_SIZE(chv_rates); } *source_rates = default_rates; - if (IS_SKYLAKE(dev) && INTEL_REVID(dev) <= SKL_REVID_B0) - /* WaDisableHBR2:skl */ - return (DP_LINK_BW_2_7 >> 3) + 1; - else if (INTEL_INFO(dev)->gen >= 8 || - (IS_HASWELL(dev) && !IS_HSW_ULX(dev))) + /* This depends on the fact that 5.4 is last value in the array */ + if (intel_dp_source_supports_hbr2(dev)) return (DP_LINK_BW_5_4 >> 3) + 1; else return (DP_LINK_BW_2_7 >> 3) + 1; @@ -3941,10 +3945,15 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp) } } - /* Training Pattern 3 support, both source and sink */ + /* Training Pattern 3 support, Intel platforms that support HBR2 alone + * have support for TP3 hence that check is used along with dpcd check + * to ensure TP3 can be enabled. + * SKL < B0: due it's WaDisableHBR2 is the only exception where TP3 is + * supported but still not enabled. + */ if (intel_dp->dpcd[DP_DPCD_REV] >= 0x12 && intel_dp->dpcd[DP_MAX_LANE_COUNT] & DP_TPS3_SUPPORTED && - (IS_HASWELL(dev_priv) || INTEL_INFO(dev_priv)->gen >= 8)) { + intel_dp_source_supports_hbr2(dev)) { intel_dp->use_tps3 = true; DRM_DEBUG_KMS("Displayport TPS3 supported\n"); } else diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 9b74ffae5f5a..7f2161a1ff5d 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -1012,6 +1012,8 @@ static int intel_lr_context_pin(struct intel_engine_cs *ring, ret = intel_pin_and_map_ringbuffer_obj(ring->dev, ringbuf); if (ret) goto unpin_ctx_obj; + + ctx_obj->dirty = true; } return ret; diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c index 1162bfa464f3..171d3e43c30c 100644 --- a/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -79,6 +79,11 @@ static void radeon_hotplug_work_func(struct work_struct *work) struct drm_mode_config *mode_config = &dev->mode_config; struct drm_connector *connector; + /* we can race here at startup, some boards seem to trigger + * hotplug irqs when they shouldn't. */ + if (!rdev->mode_info.mode_config_initialized) + return; + mutex_lock(&mode_config->mutex); if (mode_config->num_connector) { list_for_each_entry(connector, &mode_config->connector_list, head) diff --git a/drivers/input/keyboard/gpio_keys_polled.c b/drivers/input/keyboard/gpio_keys_polled.c index 097d7216d98e..c6dc644aa580 100644 --- a/drivers/input/keyboard/gpio_keys_polled.c +++ b/drivers/input/keyboard/gpio_keys_polled.c @@ -246,7 +246,7 @@ static int gpio_keys_polled_probe(struct platform_device *pdev) * convert it to descriptor. */ if (!button->gpiod && gpio_is_valid(button->gpio)) { - unsigned flags = 0; + unsigned flags = GPIOF_IN; if (button->active_low) flags |= GPIOF_ACTIVE_LOW; diff --git a/drivers/irqchip/irq-crossbar.c b/drivers/irqchip/irq-crossbar.c index 692fe2bc8197..c12bb93334ff 100644 --- a/drivers/irqchip/irq-crossbar.c +++ b/drivers/irqchip/irq-crossbar.c @@ -68,7 +68,9 @@ static struct irq_chip crossbar_chip = { .irq_mask = irq_chip_mask_parent, .irq_unmask = irq_chip_unmask_parent, .irq_retrigger = irq_chip_retrigger_hierarchy, - .irq_set_wake = irq_chip_set_wake_parent, + .irq_set_type = irq_chip_set_type_parent, + .flags = IRQCHIP_MASK_ON_SUSPEND | + IRQCHIP_SKIP_SET_WAKE, #ifdef CONFIG_SMP .irq_set_affinity = irq_chip_set_affinity_parent, #endif diff --git a/drivers/media/dvb-frontends/Kconfig b/drivers/media/dvb-frontends/Kconfig index 0d35f5850ff1..5ab90f36a6a6 100644 --- a/drivers/media/dvb-frontends/Kconfig +++ b/drivers/media/dvb-frontends/Kconfig @@ -240,7 +240,7 @@ config DVB_SI21XX config DVB_TS2020 tristate "Montage Tehnology TS2020 based tuners" - depends on DVB_CORE + depends on DVB_CORE && I2C select REGMAP_I2C default m if !MEDIA_SUBDRV_AUTOSELECT help diff --git a/drivers/media/pci/cobalt/Kconfig b/drivers/media/pci/cobalt/Kconfig index 3be1b2c3c386..6a1c0089bb62 100644 --- a/drivers/media/pci/cobalt/Kconfig +++ b/drivers/media/pci/cobalt/Kconfig @@ -2,6 +2,7 @@ config VIDEO_COBALT tristate "Cisco Cobalt support" depends on VIDEO_V4L2 && I2C && MEDIA_CONTROLLER depends on PCI_MSI && MTD_COMPLEX_MAPPINGS && GPIOLIB + depends on SND select I2C_ALGOBIT select VIDEO_ADV7604 select VIDEO_ADV7511 diff --git a/drivers/media/pci/cobalt/cobalt-irq.c b/drivers/media/pci/cobalt/cobalt-irq.c index dd4bff9cf339..d1f5898d11ba 100644 --- a/drivers/media/pci/cobalt/cobalt-irq.c +++ b/drivers/media/pci/cobalt/cobalt-irq.c @@ -139,7 +139,7 @@ done: also know about dropped frames. */ cb->vb.v4l2_buf.sequence = s->sequence++; vb2_buffer_done(&cb->vb, (skip || s->unstable_frame) ? - VB2_BUF_STATE_QUEUED : VB2_BUF_STATE_DONE); + VB2_BUF_STATE_REQUEUEING : VB2_BUF_STATE_DONE); } irqreturn_t cobalt_irq_handler(int irq, void *dev_id) diff --git a/drivers/media/pci/mantis/mantis_dma.c b/drivers/media/pci/mantis/mantis_dma.c index 1d59c7e039f7..87990ece5848 100644 --- a/drivers/media/pci/mantis/mantis_dma.c +++ b/drivers/media/pci/mantis/mantis_dma.c @@ -130,10 +130,11 @@ err: int mantis_dma_init(struct mantis_pci *mantis) { - int err = 0; + int err; dprintk(MANTIS_DEBUG, 1, "Mantis DMA init"); - if (mantis_alloc_buffers(mantis) < 0) { + err = mantis_alloc_buffers(mantis); + if (err < 0) { dprintk(MANTIS_ERROR, 1, "Error allocating DMA buffer"); /* Stop RISC Engine */ diff --git a/drivers/media/rc/ir-rc5-decoder.c b/drivers/media/rc/ir-rc5-decoder.c index 8939ebd74391..84fa6e9b59a1 100644 --- a/drivers/media/rc/ir-rc5-decoder.c +++ b/drivers/media/rc/ir-rc5-decoder.c @@ -184,125 +184,9 @@ out: return -EINVAL; } -static struct ir_raw_timings_manchester ir_rc5_timings = { - .leader = RC5_UNIT, - .pulse_space_start = 0, - .clock = RC5_UNIT, - .trailer_space = RC5_UNIT * 10, -}; - -static struct ir_raw_timings_manchester ir_rc5x_timings[2] = { - { - .leader = RC5_UNIT, - .pulse_space_start = 0, - .clock = RC5_UNIT, - .trailer_space = RC5X_SPACE, - }, - { - .clock = RC5_UNIT, - .trailer_space = RC5_UNIT * 10, - }, -}; - -static struct ir_raw_timings_manchester ir_rc5_sz_timings = { - .leader = RC5_UNIT, - .pulse_space_start = 0, - .clock = RC5_UNIT, - .trailer_space = RC5_UNIT * 10, -}; - -static int ir_rc5_validate_filter(const struct rc_scancode_filter *scancode, - unsigned int important_bits) -{ - /* all important bits of scancode should be set in mask */ - if (~scancode->mask & important_bits) - return -EINVAL; - /* extra bits in mask should be zero in data */ - if (scancode->mask & scancode->data & ~important_bits) - return -EINVAL; - return 0; -} - -/** - * ir_rc5_encode() - Encode a scancode as a stream of raw events - * - * @protocols: allowed protocols - * @scancode: scancode filter describing scancode (helps distinguish between - * protocol subtypes when scancode is ambiguous) - * @events: array of raw ir events to write into - * @max: maximum size of @events - * - * Returns: The number of events written. - * -ENOBUFS if there isn't enough space in the array to fit the - * encoding. In this case all @max events will have been written. - * -EINVAL if the scancode is ambiguous or invalid. - */ -static int ir_rc5_encode(u64 protocols, - const struct rc_scancode_filter *scancode, - struct ir_raw_event *events, unsigned int max) -{ - int ret; - struct ir_raw_event *e = events; - unsigned int data, xdata, command, commandx, system; - - /* Detect protocol and convert scancode to raw data */ - if (protocols & RC_BIT_RC5 && - !ir_rc5_validate_filter(scancode, 0x1f7f)) { - /* decode scancode */ - command = (scancode->data & 0x003f) >> 0; - commandx = (scancode->data & 0x0040) >> 6; - system = (scancode->data & 0x1f00) >> 8; - /* encode data */ - data = !commandx << 12 | system << 6 | command; - - /* Modulate the data */ - ret = ir_raw_gen_manchester(&e, max, &ir_rc5_timings, RC5_NBITS, - data); - if (ret < 0) - return ret; - } else if (protocols & RC_BIT_RC5X && - !ir_rc5_validate_filter(scancode, 0x1f7f3f)) { - /* decode scancode */ - xdata = (scancode->data & 0x00003f) >> 0; - command = (scancode->data & 0x003f00) >> 8; - commandx = (scancode->data & 0x004000) >> 14; - system = (scancode->data & 0x1f0000) >> 16; - /* commandx and system overlap, bits must match when encoded */ - if (commandx == (system & 0x1)) - return -EINVAL; - /* encode data */ - data = 1 << 18 | system << 12 | command << 6 | xdata; - - /* Modulate the data */ - ret = ir_raw_gen_manchester(&e, max, &ir_rc5x_timings[0], - CHECK_RC5X_NBITS, - data >> (RC5X_NBITS-CHECK_RC5X_NBITS)); - if (ret < 0) - return ret; - ret = ir_raw_gen_manchester(&e, max - (e - events), - &ir_rc5x_timings[1], - RC5X_NBITS - CHECK_RC5X_NBITS, - data); - if (ret < 0) - return ret; - } else if (protocols & RC_BIT_RC5_SZ && - !ir_rc5_validate_filter(scancode, 0x2fff)) { - /* RC5-SZ scancode is raw enough for Manchester as it is */ - ret = ir_raw_gen_manchester(&e, max, &ir_rc5_sz_timings, - RC5_SZ_NBITS, scancode->data & 0x2fff); - if (ret < 0) - return ret; - } else { - return -EINVAL; - } - - return e - events; -} - static struct ir_raw_handler rc5_handler = { .protocols = RC_BIT_RC5 | RC_BIT_RC5X | RC_BIT_RC5_SZ, .decode = ir_rc5_decode, - .encode = ir_rc5_encode, }; static int __init ir_rc5_decode_init(void) diff --git a/drivers/media/rc/ir-rc6-decoder.c b/drivers/media/rc/ir-rc6-decoder.c index f9c70baf6e0c..d16bc67af732 100644 --- a/drivers/media/rc/ir-rc6-decoder.c +++ b/drivers/media/rc/ir-rc6-decoder.c @@ -291,133 +291,11 @@ out: return -EINVAL; } -static struct ir_raw_timings_manchester ir_rc6_timings[4] = { - { - .leader = RC6_PREFIX_PULSE, - .pulse_space_start = 0, - .clock = RC6_UNIT, - .invert = 1, - .trailer_space = RC6_PREFIX_SPACE, - }, - { - .clock = RC6_UNIT, - .invert = 1, - }, - { - .clock = RC6_UNIT * 2, - .invert = 1, - }, - { - .clock = RC6_UNIT, - .invert = 1, - .trailer_space = RC6_SUFFIX_SPACE, - }, -}; - -static int ir_rc6_validate_filter(const struct rc_scancode_filter *scancode, - unsigned int important_bits) -{ - /* all important bits of scancode should be set in mask */ - if (~scancode->mask & important_bits) - return -EINVAL; - /* extra bits in mask should be zero in data */ - if (scancode->mask & scancode->data & ~important_bits) - return -EINVAL; - return 0; -} - -/** - * ir_rc6_encode() - Encode a scancode as a stream of raw events - * - * @protocols: allowed protocols - * @scancode: scancode filter describing scancode (helps distinguish between - * protocol subtypes when scancode is ambiguous) - * @events: array of raw ir events to write into - * @max: maximum size of @events - * - * Returns: The number of events written. - * -ENOBUFS if there isn't enough space in the array to fit the - * encoding. In this case all @max events will have been written. - * -EINVAL if the scancode is ambiguous or invalid. - */ -static int ir_rc6_encode(u64 protocols, - const struct rc_scancode_filter *scancode, - struct ir_raw_event *events, unsigned int max) -{ - int ret; - struct ir_raw_event *e = events; - - if (protocols & RC_BIT_RC6_0 && - !ir_rc6_validate_filter(scancode, 0xffff)) { - - /* Modulate the preamble */ - ret = ir_raw_gen_manchester(&e, max, &ir_rc6_timings[0], 0, 0); - if (ret < 0) - return ret; - - /* Modulate the header (Start Bit & Mode-0) */ - ret = ir_raw_gen_manchester(&e, max - (e - events), - &ir_rc6_timings[1], - RC6_HEADER_NBITS, (1 << 3)); - if (ret < 0) - return ret; - - /* Modulate Trailer Bit */ - ret = ir_raw_gen_manchester(&e, max - (e - events), - &ir_rc6_timings[2], 1, 0); - if (ret < 0) - return ret; - - /* Modulate rest of the data */ - ret = ir_raw_gen_manchester(&e, max - (e - events), - &ir_rc6_timings[3], RC6_0_NBITS, - scancode->data); - if (ret < 0) - return ret; - - } else if (protocols & (RC_BIT_RC6_6A_20 | RC_BIT_RC6_6A_24 | - RC_BIT_RC6_6A_32 | RC_BIT_RC6_MCE) && - !ir_rc6_validate_filter(scancode, 0x8fffffff)) { - - /* Modulate the preamble */ - ret = ir_raw_gen_manchester(&e, max, &ir_rc6_timings[0], 0, 0); - if (ret < 0) - return ret; - - /* Modulate the header (Start Bit & Header-version 6 */ - ret = ir_raw_gen_manchester(&e, max - (e - events), - &ir_rc6_timings[1], - RC6_HEADER_NBITS, (1 << 3 | 6)); - if (ret < 0) - return ret; - - /* Modulate Trailer Bit */ - ret = ir_raw_gen_manchester(&e, max - (e - events), - &ir_rc6_timings[2], 1, 0); - if (ret < 0) - return ret; - - /* Modulate rest of the data */ - ret = ir_raw_gen_manchester(&e, max - (e - events), - &ir_rc6_timings[3], - fls(scancode->mask), - scancode->data); - if (ret < 0) - return ret; - - } else { - return -EINVAL; - } - - return e - events; -} - static struct ir_raw_handler rc6_handler = { .protocols = RC_BIT_RC6_0 | RC_BIT_RC6_6A_20 | RC_BIT_RC6_6A_24 | RC_BIT_RC6_6A_32 | RC_BIT_RC6_MCE, .decode = ir_rc6_decode, - .encode = ir_rc6_encode, }; static int __init ir_rc6_decode_init(void) diff --git a/drivers/media/rc/nuvoton-cir.c b/drivers/media/rc/nuvoton-cir.c index baeb5971fd52..85af7a869167 100644 --- a/drivers/media/rc/nuvoton-cir.c +++ b/drivers/media/rc/nuvoton-cir.c @@ -526,130 +526,6 @@ static int nvt_set_tx_carrier(struct rc_dev *dev, u32 carrier) return 0; } -static int nvt_write_wakeup_codes(struct rc_dev *dev, - const u8 *wakeup_sample_buf, int count) -{ - int i = 0; - u8 reg, reg_learn_mode; - unsigned long flags; - struct nvt_dev *nvt = dev->priv; - - nvt_dbg_wake("writing wakeup samples"); - - reg = nvt_cir_wake_reg_read(nvt, CIR_WAKE_IRCON); - reg_learn_mode = reg & ~CIR_WAKE_IRCON_MODE0; - reg_learn_mode |= CIR_WAKE_IRCON_MODE1; - - /* Lock the learn area to prevent racing with wake-isr */ - spin_lock_irqsave(&nvt->nvt_lock, flags); - - /* Enable fifo writes */ - nvt_cir_wake_reg_write(nvt, reg_learn_mode, CIR_WAKE_IRCON); - - /* Clear cir wake rx fifo */ - nvt_clear_cir_wake_fifo(nvt); - - if (count > WAKE_FIFO_LEN) { - nvt_dbg_wake("HW FIFO too small for all wake samples"); - count = WAKE_FIFO_LEN; - } - - if (count) - pr_info("Wake samples (%d) =", count); - else - pr_info("Wake sample fifo cleared"); - - /* Write wake samples to fifo */ - for (i = 0; i < count; i++) { - pr_cont(" %02x", wakeup_sample_buf[i]); - nvt_cir_wake_reg_write(nvt, wakeup_sample_buf[i], - CIR_WAKE_WR_FIFO_DATA); - } - pr_cont("\n"); - - /* Switch cir to wakeup mode and disable fifo writing */ - nvt_cir_wake_reg_write(nvt, reg, CIR_WAKE_IRCON); - - /* Set number of bytes needed for wake */ - nvt_cir_wake_reg_write(nvt, count ? count : - CIR_WAKE_FIFO_CMP_BYTES, - CIR_WAKE_FIFO_CMP_DEEP); - - spin_unlock_irqrestore(&nvt->nvt_lock, flags); - - return 0; -} - -static int nvt_ir_raw_set_wakeup_filter(struct rc_dev *dev, - struct rc_scancode_filter *sc_filter) -{ - u8 *reg_buf; - u8 buf_val; - int i, ret, count; - unsigned int val; - struct ir_raw_event *raw; - bool complete; - - /* Require both mask and data to be set before actually committing */ - if (!sc_filter->mask || !sc_filter->data) - return 0; - - raw = kmalloc_array(WAKE_FIFO_LEN, sizeof(*raw), GFP_KERNEL); - if (!raw) - return -ENOMEM; - - ret = ir_raw_encode_scancode(dev->enabled_wakeup_protocols, sc_filter, - raw, WAKE_FIFO_LEN); - complete = (ret != -ENOBUFS); - if (!complete) - ret = WAKE_FIFO_LEN; - else if (ret < 0) - goto out_raw; - - reg_buf = kmalloc_array(WAKE_FIFO_LEN, sizeof(*reg_buf), GFP_KERNEL); - if (!reg_buf) { - ret = -ENOMEM; - goto out_raw; - } - - /* Inspect the ir samples */ - for (i = 0, count = 0; i < ret && count < WAKE_FIFO_LEN; ++i) { - val = NS_TO_US((raw[i]).duration) / SAMPLE_PERIOD; - - /* Split too large values into several smaller ones */ - while (val > 0 && count < WAKE_FIFO_LEN) { - - /* Skip last value for better comparison tolerance */ - if (complete && i == ret - 1 && val < BUF_LEN_MASK) - break; - - /* Clamp values to BUF_LEN_MASK at most */ - buf_val = (val > BUF_LEN_MASK) ? BUF_LEN_MASK : val; - - reg_buf[count] = buf_val; - val -= buf_val; - if ((raw[i]).pulse) - reg_buf[count] |= BUF_PULSE_BIT; - count++; - } - } - - ret = nvt_write_wakeup_codes(dev, reg_buf, count); - - kfree(reg_buf); -out_raw: - kfree(raw); - - return ret; -} - -/* Dummy implementation. nuvoton is agnostic to the protocol used */ -static int nvt_ir_raw_change_wakeup_protocol(struct rc_dev *dev, - u64 *rc_type) -{ - return 0; -} - /* * nvt_tx_ir * @@ -1167,14 +1043,11 @@ static int nvt_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id) /* Set up the rc device */ rdev->priv = nvt; rdev->driver_type = RC_DRIVER_IR_RAW; - rdev->encode_wakeup = true; rdev->allowed_protocols = RC_BIT_ALL; rdev->open = nvt_open; rdev->close = nvt_close; rdev->tx_ir = nvt_tx_ir; rdev->s_tx_carrier = nvt_set_tx_carrier; - rdev->s_wakeup_filter = nvt_ir_raw_set_wakeup_filter; - rdev->change_wakeup_protocol = nvt_ir_raw_change_wakeup_protocol; rdev->input_name = "Nuvoton w836x7hg Infrared Remote Transceiver"; rdev->input_phys = "nuvoton/cir0"; rdev->input_id.bustype = BUS_HOST; diff --git a/drivers/media/rc/nuvoton-cir.h b/drivers/media/rc/nuvoton-cir.h index 9d0e161c2a88..e1cf23c3875b 100644 --- a/drivers/media/rc/nuvoton-cir.h +++ b/drivers/media/rc/nuvoton-cir.h @@ -63,7 +63,6 @@ static int debug; */ #define TX_BUF_LEN 256 #define RX_BUF_LEN 32 -#define WAKE_FIFO_LEN 67 struct nvt_dev { struct pnp_dev *pdev; diff --git a/drivers/media/rc/rc-core-priv.h b/drivers/media/rc/rc-core-priv.h index 4b994aa2f2a7..b68d4f762734 100644 --- a/drivers/media/rc/rc-core-priv.h +++ b/drivers/media/rc/rc-core-priv.h @@ -25,8 +25,6 @@ struct ir_raw_handler { u64 protocols; /* which are handled by this handler */ int (*decode)(struct rc_dev *dev, struct ir_raw_event event); - int (*encode)(u64 protocols, const struct rc_scancode_filter *scancode, - struct ir_raw_event *events, unsigned int max); /* These two should only be used by the lirc decoder */ int (*raw_register)(struct rc_dev *dev); @@ -152,44 +150,10 @@ static inline bool is_timing_event(struct ir_raw_event ev) #define TO_US(duration) DIV_ROUND_CLOSEST((duration), 1000) #define TO_STR(is_pulse) ((is_pulse) ? "pulse" : "space") -/* functions for IR encoders */ - -static inline void init_ir_raw_event_duration(struct ir_raw_event *ev, - unsigned int pulse, - u32 duration) -{ - init_ir_raw_event(ev); - ev->duration = duration; - ev->pulse = pulse; -} - -/** - * struct ir_raw_timings_manchester - Manchester coding timings - * @leader: duration of leader pulse (if any) 0 if continuing - * existing signal (see @pulse_space_start) - * @pulse_space_start: 1 for starting with pulse (0 for starting with space) - * @clock: duration of each pulse/space in ns - * @invert: if set clock logic is inverted - * (0 = space + pulse, 1 = pulse + space) - * @trailer_space: duration of trailer space in ns - */ -struct ir_raw_timings_manchester { - unsigned int leader; - unsigned int pulse_space_start:1; - unsigned int clock; - unsigned int invert:1; - unsigned int trailer_space; -}; - -int ir_raw_gen_manchester(struct ir_raw_event **ev, unsigned int max, - const struct ir_raw_timings_manchester *timings, - unsigned int n, unsigned int data); - /* * Routines from rc-raw.c to be used internally and by decoders */ u64 ir_raw_get_allowed_protocols(void); -u64 ir_raw_get_encode_protocols(void); int ir_raw_event_register(struct rc_dev *dev); void ir_raw_event_unregister(struct rc_dev *dev); int ir_raw_handler_register(struct ir_raw_handler *ir_raw_handler); diff --git a/drivers/media/rc/rc-ir-raw.c b/drivers/media/rc/rc-ir-raw.c index b9e4645c731c..b732ac6a26d8 100644 --- a/drivers/media/rc/rc-ir-raw.c +++ b/drivers/media/rc/rc-ir-raw.c @@ -30,7 +30,6 @@ static LIST_HEAD(ir_raw_client_list); static DEFINE_MUTEX(ir_raw_handler_lock); static LIST_HEAD(ir_raw_handler_list); static u64 available_protocols; -static u64 encode_protocols; static int ir_raw_event_thread(void *data) { @@ -241,146 +240,12 @@ ir_raw_get_allowed_protocols(void) return protocols; } -/* used internally by the sysfs interface */ -u64 -ir_raw_get_encode_protocols(void) -{ - u64 protocols; - - mutex_lock(&ir_raw_handler_lock); - protocols = encode_protocols; - mutex_unlock(&ir_raw_handler_lock); - return protocols; -} - static int change_protocol(struct rc_dev *dev, u64 *rc_type) { /* the caller will update dev->enabled_protocols */ return 0; } -/** - * ir_raw_gen_manchester() - Encode data with Manchester (bi-phase) modulation. - * @ev: Pointer to pointer to next free event. *@ev is incremented for - * each raw event filled. - * @max: Maximum number of raw events to fill. - * @timings: Manchester modulation timings. - * @n: Number of bits of data. - * @data: Data bits to encode. - * - * Encodes the @n least significant bits of @data using Manchester (bi-phase) - * modulation with the timing characteristics described by @timings, writing up - * to @max raw IR events using the *@ev pointer. - * - * Returns: 0 on success. - * -ENOBUFS if there isn't enough space in the array to fit the - * full encoded data. In this case all @max events will have been - * written. - */ -int ir_raw_gen_manchester(struct ir_raw_event **ev, unsigned int max, - const struct ir_raw_timings_manchester *timings, - unsigned int n, unsigned int data) -{ - bool need_pulse; - unsigned int i; - int ret = -ENOBUFS; - - i = 1 << (n - 1); - - if (timings->leader) { - if (!max--) - return ret; - if (timings->pulse_space_start) { - init_ir_raw_event_duration((*ev)++, 1, timings->leader); - - if (!max--) - return ret; - init_ir_raw_event_duration((*ev), 0, timings->leader); - } else { - init_ir_raw_event_duration((*ev), 1, timings->leader); - } - i >>= 1; - } else { - /* continue existing signal */ - --(*ev); - } - /* from here on *ev will point to the last event rather than the next */ - - while (n && i > 0) { - need_pulse = !(data & i); - if (timings->invert) - need_pulse = !need_pulse; - if (need_pulse == !!(*ev)->pulse) { - (*ev)->duration += timings->clock; - } else { - if (!max--) - goto nobufs; - init_ir_raw_event_duration(++(*ev), need_pulse, - timings->clock); - } - - if (!max--) - goto nobufs; - init_ir_raw_event_duration(++(*ev), !need_pulse, - timings->clock); - i >>= 1; - } - - if (timings->trailer_space) { - if (!(*ev)->pulse) - (*ev)->duration += timings->trailer_space; - else if (!max--) - goto nobufs; - else - init_ir_raw_event_duration(++(*ev), 0, - timings->trailer_space); - } - - ret = 0; -nobufs: - /* point to the next event rather than last event before returning */ - ++(*ev); - return ret; -} -EXPORT_SYMBOL(ir_raw_gen_manchester); - -/** - * ir_raw_encode_scancode() - Encode a scancode as raw events - * - * @protocols: permitted protocols - * @scancode: scancode filter describing a single scancode - * @events: array of raw events to write into - * @max: max number of raw events - * - * Attempts to encode the scancode as raw events. - * - * Returns: The number of events written. - * -ENOBUFS if there isn't enough space in the array to fit the - * encoding. In this case all @max events will have been written. - * -EINVAL if the scancode is ambiguous or invalid, or if no - * compatible encoder was found. - */ -int ir_raw_encode_scancode(u64 protocols, - const struct rc_scancode_filter *scancode, - struct ir_raw_event *events, unsigned int max) -{ - struct ir_raw_handler *handler; - int ret = -EINVAL; - - mutex_lock(&ir_raw_handler_lock); - list_for_each_entry(handler, &ir_raw_handler_list, list) { - if (handler->protocols & protocols && handler->encode) { - ret = handler->encode(protocols, scancode, events, max); - if (ret >= 0 || ret == -ENOBUFS) - break; - } - } - mutex_unlock(&ir_raw_handler_lock); - - return ret; -} -EXPORT_SYMBOL(ir_raw_encode_scancode); - /* * Used to (un)register raw event clients */ @@ -463,8 +328,6 @@ int ir_raw_handler_register(struct ir_raw_handler *ir_raw_handler) list_for_each_entry(raw, &ir_raw_client_list, list) ir_raw_handler->raw_register(raw->dev); available_protocols |= ir_raw_handler->protocols; - if (ir_raw_handler->encode) - encode_protocols |= ir_raw_handler->protocols; mutex_unlock(&ir_raw_handler_lock); return 0; @@ -481,8 +344,6 @@ void ir_raw_handler_unregister(struct ir_raw_handler *ir_raw_handler) list_for_each_entry(raw, &ir_raw_client_list, list) ir_raw_handler->raw_unregister(raw->dev); available_protocols &= ~ir_raw_handler->protocols; - if (ir_raw_handler->encode) - encode_protocols &= ~ir_raw_handler->protocols; mutex_unlock(&ir_raw_handler_lock); } EXPORT_SYMBOL(ir_raw_handler_unregister); diff --git a/drivers/media/rc/rc-loopback.c b/drivers/media/rc/rc-loopback.c index d8bdf63ce985..63dace8198b0 100644 --- a/drivers/media/rc/rc-loopback.c +++ b/drivers/media/rc/rc-loopback.c @@ -26,7 +26,6 @@ #include <linux/device.h> #include <linux/module.h> #include <linux/sched.h> -#include <linux/slab.h> #include <media/rc-core.h> #define DRIVER_NAME "rc-loopback" @@ -177,39 +176,6 @@ static int loop_set_carrier_report(struct rc_dev *dev, int enable) return 0; } -static int loop_set_wakeup_filter(struct rc_dev *dev, - struct rc_scancode_filter *sc_filter) -{ - static const unsigned int max = 512; - struct ir_raw_event *raw; - int ret; - int i; - - /* fine to disable filter */ - if (!sc_filter->mask) - return 0; - - /* encode the specified filter and loop it back */ - raw = kmalloc_array(max, sizeof(*raw), GFP_KERNEL); - ret = ir_raw_encode_scancode(dev->enabled_wakeup_protocols, sc_filter, - raw, max); - /* still loop back the partial raw IR even if it's incomplete */ - if (ret == -ENOBUFS) - ret = max; - if (ret >= 0) { - /* do the loopback */ - for (i = 0; i < ret; ++i) - ir_raw_event_store(dev, &raw[i]); - ir_raw_event_handle(dev); - - ret = 0; - } - - kfree(raw); - - return ret; -} - static int __init loop_init(void) { struct rc_dev *rc; @@ -229,7 +195,6 @@ static int __init loop_init(void) rc->map_name = RC_MAP_EMPTY; rc->priv = &loopdev; rc->driver_type = RC_DRIVER_IR_RAW; - rc->encode_wakeup = true; rc->allowed_protocols = RC_BIT_ALL; rc->timeout = 100 * 1000 * 1000; /* 100 ms */ rc->min_timeout = 1; @@ -244,7 +209,6 @@ static int __init loop_init(void) rc->s_idle = loop_set_idle; rc->s_learning_mode = loop_set_learning_mode; rc->s_carrier_report = loop_set_carrier_report; - rc->s_wakeup_filter = loop_set_wakeup_filter; loopdev.txmask = RXMASK_REGULAR; loopdev.txcarrier = 36000; diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c index 9d015db65280..0ff388a16168 100644 --- a/drivers/media/rc/rc-main.c +++ b/drivers/media/rc/rc-main.c @@ -865,8 +865,6 @@ static ssize_t show_protocols(struct device *device, } else { enabled = dev->enabled_wakeup_protocols; allowed = dev->allowed_wakeup_protocols; - if (dev->encode_wakeup && !allowed) - allowed = ir_raw_get_encode_protocols(); } mutex_unlock(&dev->lock); @@ -1408,16 +1406,13 @@ int rc_register_device(struct rc_dev *dev) path ? path : "N/A"); kfree(path); - if (dev->driver_type == RC_DRIVER_IR_RAW || dev->encode_wakeup) { + if (dev->driver_type == RC_DRIVER_IR_RAW) { /* Load raw decoders, if they aren't already */ if (!raw_init) { IR_dprintk(1, "Loading raw decoders\n"); ir_raw_init(); raw_init = true; } - } - - if (dev->driver_type == RC_DRIVER_IR_RAW) { /* calls ir_register_device so unlock mutex here*/ mutex_unlock(&dev->lock); rc = ir_raw_event_register(dev); diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c index 93b315459098..a14c428f70e9 100644 --- a/drivers/media/v4l2-core/videobuf2-core.c +++ b/drivers/media/v4l2-core/videobuf2-core.c @@ -715,6 +715,7 @@ static void __fill_v4l2_buffer(struct vb2_buffer *vb, struct v4l2_buffer *b) break; case VB2_BUF_STATE_PREPARING: case VB2_BUF_STATE_DEQUEUED: + case VB2_BUF_STATE_REQUEUEING: /* nothing */ break; } @@ -1182,7 +1183,8 @@ void vb2_buffer_done(struct vb2_buffer *vb, enum vb2_buffer_state state) if (WARN_ON(state != VB2_BUF_STATE_DONE && state != VB2_BUF_STATE_ERROR && - state != VB2_BUF_STATE_QUEUED)) + state != VB2_BUF_STATE_QUEUED && + state != VB2_BUF_STATE_REQUEUEING)) state = VB2_BUF_STATE_ERROR; #ifdef CONFIG_VIDEO_ADV_DEBUG @@ -1199,22 +1201,30 @@ void vb2_buffer_done(struct vb2_buffer *vb, enum vb2_buffer_state state) for (plane = 0; plane < vb->num_planes; ++plane) call_void_memop(vb, finish, vb->planes[plane].mem_priv); - /* Add the buffer to the done buffers list */ spin_lock_irqsave(&q->done_lock, flags); - vb->state = state; - if (state != VB2_BUF_STATE_QUEUED) + if (state == VB2_BUF_STATE_QUEUED || + state == VB2_BUF_STATE_REQUEUEING) { + vb->state = VB2_BUF_STATE_QUEUED; + } else { + /* Add the buffer to the done buffers list */ list_add_tail(&vb->done_entry, &q->done_list); + vb->state = state; + } atomic_dec(&q->owned_by_drv_count); spin_unlock_irqrestore(&q->done_lock, flags); - if (state == VB2_BUF_STATE_QUEUED) { + switch (state) { + case VB2_BUF_STATE_QUEUED: + return; + case VB2_BUF_STATE_REQUEUEING: if (q->start_streaming_called) __enqueue_in_driver(vb); return; + default: + /* Inform any processes that may be waiting for buffers */ + wake_up(&q->done_wq); + break; } - - /* Inform any processes that may be waiting for buffers */ - wake_up(&q->done_wq); } EXPORT_SYMBOL_GPL(vb2_buffer_done); @@ -1244,19 +1254,19 @@ EXPORT_SYMBOL_GPL(vb2_discard_done); static void vb2_warn_zero_bytesused(struct vb2_buffer *vb) { - static bool __check_once __read_mostly; + static bool check_once; - if (__check_once) + if (check_once) return; - __check_once = true; - __WARN(); + check_once = true; + WARN_ON(1); - pr_warn_once("use of bytesused == 0 is deprecated and will be removed in the future,\n"); + pr_warn("use of bytesused == 0 is deprecated and will be removed in the future,\n"); if (vb->vb2_queue->allow_zero_bytesused) - pr_warn_once("use VIDIOC_DECODER_CMD(V4L2_DEC_CMD_STOP) instead.\n"); + pr_warn("use VIDIOC_DECODER_CMD(V4L2_DEC_CMD_STOP) instead.\n"); else - pr_warn_once("use the actual size instead.\n"); + pr_warn("use the actual size instead.\n"); } /** diff --git a/drivers/net/can/usb/peak_usb/pcan_usb.c b/drivers/net/can/usb/peak_usb/pcan_usb.c index 6b94007ae052..838545ce468d 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb.c +++ b/drivers/net/can/usb/peak_usb/pcan_usb.c @@ -854,6 +854,18 @@ static int pcan_usb_probe(struct usb_interface *intf) /* * describe the PCAN-USB adapter */ +static const struct can_bittiming_const pcan_usb_const = { + .name = "pcan_usb", + .tseg1_min = 1, + .tseg1_max = 16, + .tseg2_min = 1, + .tseg2_max = 8, + .sjw_max = 4, + .brp_min = 1, + .brp_max = 64, + .brp_inc = 1, +}; + const struct peak_usb_adapter pcan_usb = { .name = "PCAN-USB", .device_id = PCAN_USB_PRODUCT_ID, @@ -862,17 +874,7 @@ const struct peak_usb_adapter pcan_usb = { .clock = { .freq = PCAN_USB_CRYSTAL_HZ / 2 , }, - .bittiming_const = { - .name = "pcan_usb", - .tseg1_min = 1, - .tseg1_max = 16, - .tseg2_min = 1, - .tseg2_max = 8, - .sjw_max = 4, - .brp_min = 1, - .brp_max = 64, - .brp_inc = 1, - }, + .bittiming_const = &pcan_usb_const, /* size of device private data */ .sizeof_dev_private = sizeof(struct pcan_usb), diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_core.c b/drivers/net/can/usb/peak_usb/pcan_usb_core.c index 7921cff93a63..5a2e341a6d1e 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb_core.c +++ b/drivers/net/can/usb/peak_usb/pcan_usb_core.c @@ -792,9 +792,9 @@ static int peak_usb_create_dev(const struct peak_usb_adapter *peak_usb_adapter, dev->ep_msg_out = peak_usb_adapter->ep_msg_out[ctrl_idx]; dev->can.clock = peak_usb_adapter->clock; - dev->can.bittiming_const = &peak_usb_adapter->bittiming_const; + dev->can.bittiming_const = peak_usb_adapter->bittiming_const; dev->can.do_set_bittiming = peak_usb_set_bittiming; - dev->can.data_bittiming_const = &peak_usb_adapter->data_bittiming_const; + dev->can.data_bittiming_const = peak_usb_adapter->data_bittiming_const; dev->can.do_set_data_bittiming = peak_usb_set_data_bittiming; dev->can.do_set_mode = peak_usb_set_mode; dev->can.do_get_berr_counter = peak_usb_adapter->do_get_berr_counter; diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_core.h b/drivers/net/can/usb/peak_usb/pcan_usb_core.h index 9e624f05ad4d..506fe506c9d3 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb_core.h +++ b/drivers/net/can/usb/peak_usb/pcan_usb_core.h @@ -48,8 +48,8 @@ struct peak_usb_adapter { u32 device_id; u32 ctrlmode_supported; struct can_clock clock; - const struct can_bittiming_const bittiming_const; - const struct can_bittiming_const data_bittiming_const; + const struct can_bittiming_const * const bittiming_const; + const struct can_bittiming_const * const data_bittiming_const; unsigned int ctrl_count; int (*intf_probe)(struct usb_interface *intf); diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c index 09d14e70abd7..ce44a033f63b 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c +++ b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c @@ -990,6 +990,30 @@ static void pcan_usb_fd_free(struct peak_usb_device *dev) } /* describes the PCAN-USB FD adapter */ +static const struct can_bittiming_const pcan_usb_fd_const = { + .name = "pcan_usb_fd", + .tseg1_min = 1, + .tseg1_max = 64, + .tseg2_min = 1, + .tseg2_max = 16, + .sjw_max = 16, + .brp_min = 1, + .brp_max = 1024, + .brp_inc = 1, +}; + +static const struct can_bittiming_const pcan_usb_fd_data_const = { + .name = "pcan_usb_fd", + .tseg1_min = 1, + .tseg1_max = 16, + .tseg2_min = 1, + .tseg2_max = 8, + .sjw_max = 4, + .brp_min = 1, + .brp_max = 1024, + .brp_inc = 1, +}; + const struct peak_usb_adapter pcan_usb_fd = { .name = "PCAN-USB FD", .device_id = PCAN_USBFD_PRODUCT_ID, @@ -999,28 +1023,8 @@ const struct peak_usb_adapter pcan_usb_fd = { .clock = { .freq = PCAN_UFD_CRYSTAL_HZ, }, - .bittiming_const = { - .name = "pcan_usb_fd", - .tseg1_min = 1, - .tseg1_max = 64, - .tseg2_min = 1, - .tseg2_max = 16, - .sjw_max = 16, - .brp_min = 1, - .brp_max = 1024, - .brp_inc = 1, - }, - .data_bittiming_const = { - .name = "pcan_usb_fd", - .tseg1_min = 1, - .tseg1_max = 16, - .tseg2_min = 1, - .tseg2_max = 8, - .sjw_max = 4, - .brp_min = 1, - .brp_max = 1024, - .brp_inc = 1, - }, + .bittiming_const = &pcan_usb_fd_const, + .data_bittiming_const = &pcan_usb_fd_data_const, /* size of device private data */ .sizeof_dev_private = sizeof(struct pcan_usb_fd_device), @@ -1058,6 +1062,30 @@ const struct peak_usb_adapter pcan_usb_fd = { }; /* describes the PCAN-USB Pro FD adapter */ +static const struct can_bittiming_const pcan_usb_pro_fd_const = { + .name = "pcan_usb_pro_fd", + .tseg1_min = 1, + .tseg1_max = 64, + .tseg2_min = 1, + .tseg2_max = 16, + .sjw_max = 16, + .brp_min = 1, + .brp_max = 1024, + .brp_inc = 1, +}; + +static const struct can_bittiming_const pcan_usb_pro_fd_data_const = { + .name = "pcan_usb_pro_fd", + .tseg1_min = 1, + .tseg1_max = 16, + .tseg2_min = 1, + .tseg2_max = 8, + .sjw_max = 4, + .brp_min = 1, + .brp_max = 1024, + .brp_inc = 1, +}; + const struct peak_usb_adapter pcan_usb_pro_fd = { .name = "PCAN-USB Pro FD", .device_id = PCAN_USBPROFD_PRODUCT_ID, @@ -1067,28 +1095,8 @@ const struct peak_usb_adapter pcan_usb_pro_fd = { .clock = { .freq = PCAN_UFD_CRYSTAL_HZ, }, - .bittiming_const = { - .name = "pcan_usb_pro_fd", - .tseg1_min = 1, - .tseg1_max = 64, - .tseg2_min = 1, - .tseg2_max = 16, - .sjw_max = 16, - .brp_min = 1, - .brp_max = 1024, - .brp_inc = 1, - }, - .data_bittiming_const = { - .name = "pcan_usb_pro_fd", - .tseg1_min = 1, - .tseg1_max = 16, - .tseg2_min = 1, - .tseg2_max = 8, - .sjw_max = 4, - .brp_min = 1, - .brp_max = 1024, - .brp_inc = 1, - }, + .bittiming_const = &pcan_usb_pro_fd_const, + .data_bittiming_const = &pcan_usb_pro_fd_data_const, /* size of device private data */ .sizeof_dev_private = sizeof(struct pcan_usb_fd_device), diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_pro.c b/drivers/net/can/usb/peak_usb/pcan_usb_pro.c index 7d61b3279798..bbdd6058cd2f 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb_pro.c +++ b/drivers/net/can/usb/peak_usb/pcan_usb_pro.c @@ -1004,6 +1004,18 @@ int pcan_usb_pro_probe(struct usb_interface *intf) /* * describe the PCAN-USB Pro adapter */ +static const struct can_bittiming_const pcan_usb_pro_const = { + .name = "pcan_usb_pro", + .tseg1_min = 1, + .tseg1_max = 16, + .tseg2_min = 1, + .tseg2_max = 8, + .sjw_max = 4, + .brp_min = 1, + .brp_max = 1024, + .brp_inc = 1, +}; + const struct peak_usb_adapter pcan_usb_pro = { .name = "PCAN-USB Pro", .device_id = PCAN_USBPRO_PRODUCT_ID, @@ -1012,17 +1024,7 @@ const struct peak_usb_adapter pcan_usb_pro = { .clock = { .freq = PCAN_USBPRO_CRYSTAL_HZ, }, - .bittiming_const = { - .name = "pcan_usb_pro", - .tseg1_min = 1, - .tseg1_max = 16, - .tseg2_min = 1, - .tseg2_max = 8, - .sjw_max = 4, - .brp_min = 1, - .brp_max = 1024, - .brp_inc = 1, - }, + .bittiming_const = &pcan_usb_pro_const, /* size of device private data */ .sizeof_dev_private = sizeof(struct pcan_usb_pro_device), diff --git a/drivers/net/ethernet/Makefile b/drivers/net/ethernet/Makefile index f42177b11723..ddfc808110a1 100644 --- a/drivers/net/ethernet/Makefile +++ b/drivers/net/ethernet/Makefile @@ -65,7 +65,7 @@ obj-$(CONFIG_NET_VENDOR_PASEMI) += pasemi/ obj-$(CONFIG_NET_VENDOR_QLOGIC) += qlogic/ obj-$(CONFIG_NET_VENDOR_QUALCOMM) += qualcomm/ obj-$(CONFIG_NET_VENDOR_REALTEK) += realtek/ -obj-$(CONFIG_SH_ETH) += renesas/ +obj-$(CONFIG_NET_VENDOR_RENESAS) += renesas/ obj-$(CONFIG_NET_VENDOR_RDC) += rdc/ obj-$(CONFIG_NET_VENDOR_ROCKER) += rocker/ obj-$(CONFIG_NET_VENDOR_SAMSUNG) += samsung/ diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c index a626c4315a89..cfa37041ab71 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_hw.c @@ -801,6 +801,9 @@ int xgene_enet_mdio_config(struct xgene_enet_pdata *pdata) void xgene_enet_mdio_remove(struct xgene_enet_pdata *pdata) { + if (pdata->phy_dev) + phy_disconnect(pdata->phy_dev); + mdiobus_unregister(pdata->mdio_bus); mdiobus_free(pdata->mdio_bus); pdata->mdio_bus = NULL; diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c index b330cb6fa8bb..e47298faf78d 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c @@ -1463,9 +1463,10 @@ static int xgene_enet_remove(struct platform_device *pdev) mac_ops->tx_disable(pdata); xgene_enet_napi_del(pdata); - xgene_enet_mdio_remove(pdata); - xgene_enet_delete_desc_rings(pdata); + if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII) + xgene_enet_mdio_remove(pdata); unregister_netdev(ndev); + xgene_enet_delete_desc_rings(pdata); pdata->port_ops->shutdown(pdata); free_netdev(ndev); diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index eb080ef8ee97..fadbd0088d3e 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -2125,6 +2125,8 @@ static int bcmgenet_dma_teardown(struct bcmgenet_priv *priv) int ret = 0; int timeout = 0; u32 reg; + u32 dma_ctrl; + int i; /* Disable TDMA to stop add more frames in TX DMA */ reg = bcmgenet_tdma_readl(priv, DMA_CTRL); @@ -2168,6 +2170,20 @@ static int bcmgenet_dma_teardown(struct bcmgenet_priv *priv) ret = -ETIMEDOUT; } + dma_ctrl = 0; + for (i = 0; i < priv->hw_params->rx_queues; i++) + dma_ctrl |= (1 << (i + DMA_RING_BUF_EN_SHIFT)); + reg = bcmgenet_rdma_readl(priv, DMA_CTRL); + reg &= ~dma_ctrl; + bcmgenet_rdma_writel(priv, reg, DMA_CTRL); + + dma_ctrl = 0; + for (i = 0; i < priv->hw_params->tx_queues; i++) + dma_ctrl |= (1 << (i + DMA_RING_BUF_EN_SHIFT)); + reg = bcmgenet_tdma_readl(priv, DMA_CTRL); + reg &= ~dma_ctrl; + bcmgenet_tdma_writel(priv, reg, DMA_CTRL); + return ret; } @@ -2835,8 +2851,6 @@ static void bcmgenet_timeout(struct net_device *dev) netif_dbg(priv, tx_err, dev, "bcmgenet_timeout\n"); - bcmgenet_disable_tx_napi(priv); - for (q = 0; q < priv->hw_params->tx_queues; q++) bcmgenet_dump_tx_queue(&priv->tx_rings[q]); bcmgenet_dump_tx_queue(&priv->tx_rings[DESC_INDEX]); @@ -2852,8 +2866,6 @@ static void bcmgenet_timeout(struct net_device *dev) bcmgenet_intrl2_0_writel(priv, int0_enable, INTRL2_CPU_MASK_CLEAR); bcmgenet_intrl2_1_writel(priv, int1_enable, INTRL2_CPU_MASK_CLEAR); - bcmgenet_enable_tx_napi(priv); - dev->trans_start = jiffies; dev->stats.tx_errors++; diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 787da8e54e99..4d5c1ba6b64c 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1783,7 +1783,7 @@ static int fec_enet_mdio_read(struct mii_bus *bus, int mii_id, int regnum) return ret; fep->mii_timeout = 0; - init_completion(&fep->mdio_done); + reinit_completion(&fep->mdio_done); /* start a read op */ writel(FEC_MMFR_ST | FEC_MMFR_OP_READ | @@ -1822,7 +1822,7 @@ static int fec_enet_mdio_write(struct mii_bus *bus, int mii_id, int regnum, return ret; fep->mii_timeout = 0; - init_completion(&fep->mdio_done); + reinit_completion(&fep->mdio_done); /* start a write op */ writel(FEC_MMFR_ST | FEC_MMFR_OP_WRITE | diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_main.c b/drivers/net/ethernet/intel/fm10k/fm10k_main.c index 982fdcdc795b..b5b2925103ec 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_main.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_main.c @@ -216,7 +216,7 @@ static void fm10k_reuse_rx_page(struct fm10k_ring *rx_ring, static inline bool fm10k_page_is_reserved(struct page *page) { - return (page_to_nid(page) != numa_mem_id()) || page->pfmemalloc; + return (page_to_nid(page) != numa_mem_id()) || page_is_pfmemalloc(page); } static bool fm10k_can_reuse_rx_page(struct fm10k_rx_buffer *rx_buffer, diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 1902ef8f4a0b..e174fbbdba40 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -6584,7 +6584,7 @@ static void igb_reuse_rx_page(struct igb_ring *rx_ring, static inline bool igb_page_is_reserved(struct page *page) { - return (page_to_nid(page) != numa_mem_id()) || page->pfmemalloc; + return (page_to_nid(page) != numa_mem_id()) || page_is_pfmemalloc(page); } static bool igb_can_reuse_rx_page(struct igb_rx_buffer *rx_buffer, diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 7906234c5164..ab28dc2c3798 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -1848,7 +1848,7 @@ static void ixgbe_reuse_rx_page(struct ixgbe_ring *rx_ring, static inline bool ixgbe_page_is_reserved(struct page *page) { - return (page_to_nid(page) != numa_mem_id()) || page->pfmemalloc; + return (page_to_nid(page) != numa_mem_id()) || page_is_pfmemalloc(page); } /** diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 88298a3ef942..149a0b4489be 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -748,7 +748,7 @@ static void ixgbevf_reuse_rx_page(struct ixgbevf_ring *rx_ring, static inline bool ixgbevf_page_is_reserved(struct page *page) { - return (page_to_nid(page) != numa_mem_id()) || page->pfmemalloc; + return (page_to_nid(page) != numa_mem_id()) || page_is_pfmemalloc(page); } /** diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c index 06b8061f1b42..9096b036d362 100644 --- a/drivers/net/ethernet/sfc/ef10.c +++ b/drivers/net/ethernet/sfc/ef10.c @@ -1307,7 +1307,12 @@ static size_t efx_ef10_update_stats_common(struct efx_nic *efx, u64 *full_stats, } } - if (core_stats) { + if (!core_stats) + return stats_count; + + if (nic_data->datapath_caps & + 1 << MC_CMD_GET_CAPABILITIES_OUT_EVB_LBN) { + /* Use vadaptor stats. */ core_stats->rx_packets = stats[EF10_STAT_rx_unicast] + stats[EF10_STAT_rx_multicast] + stats[EF10_STAT_rx_broadcast]; @@ -1327,6 +1332,26 @@ static size_t efx_ef10_update_stats_common(struct efx_nic *efx, u64 *full_stats, core_stats->rx_fifo_errors = stats[EF10_STAT_rx_overflow]; core_stats->rx_errors = core_stats->rx_crc_errors; core_stats->tx_errors = stats[EF10_STAT_tx_bad]; + } else { + /* Use port stats. */ + core_stats->rx_packets = stats[EF10_STAT_port_rx_packets]; + core_stats->tx_packets = stats[EF10_STAT_port_tx_packets]; + core_stats->rx_bytes = stats[EF10_STAT_port_rx_bytes]; + core_stats->tx_bytes = stats[EF10_STAT_port_tx_bytes]; + core_stats->rx_dropped = stats[EF10_STAT_port_rx_nodesc_drops] + + stats[GENERIC_STAT_rx_nodesc_trunc] + + stats[GENERIC_STAT_rx_noskb_drops]; + core_stats->multicast = stats[EF10_STAT_port_rx_multicast]; + core_stats->rx_length_errors = + stats[EF10_STAT_port_rx_gtjumbo] + + stats[EF10_STAT_port_rx_length_error]; + core_stats->rx_crc_errors = stats[EF10_STAT_port_rx_bad]; + core_stats->rx_frame_errors = + stats[EF10_STAT_port_rx_align_error]; + core_stats->rx_fifo_errors = stats[EF10_STAT_port_rx_overflow]; + core_stats->rx_errors = (core_stats->rx_length_errors + + core_stats->rx_crc_errors + + core_stats->rx_frame_errors); } return stats_count; diff --git a/drivers/net/phy/fixed_phy.c b/drivers/net/phy/fixed_phy.c index 479b93f9581c..99d9bc19c94a 100644 --- a/drivers/net/phy/fixed_phy.c +++ b/drivers/net/phy/fixed_phy.c @@ -292,6 +292,15 @@ struct phy_device *fixed_phy_register(unsigned int irq, return ERR_PTR(-EINVAL); } + /* propagate the fixed link values to struct phy_device */ + phy->link = status->link; + if (status->link) { + phy->speed = status->speed; + phy->duplex = status->duplex; + phy->pause = status->pause; + phy->asym_pause = status->asym_pause; + } + of_node_get(np); phy->dev.of_node = np; diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index d9728516dac3..dcee3aa99e01 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -1041,10 +1041,14 @@ int phy_read_mmd_indirect(struct phy_device *phydev, int prtad, int value = -1; if (phydrv->read_mmd_indirect == NULL) { - mmd_phy_indirect(phydev->bus, prtad, devad, addr); + struct mii_bus *bus = phydev->bus; + + mutex_lock(&bus->mdio_lock); + mmd_phy_indirect(bus, prtad, devad, addr); /* Read the content of the MMD's selected register */ - value = phydev->bus->read(phydev->bus, addr, MII_MMD_DATA); + value = bus->read(bus, addr, MII_MMD_DATA); + mutex_unlock(&bus->mdio_lock); } else { value = phydrv->read_mmd_indirect(phydev, prtad, devad, addr); } @@ -1074,10 +1078,14 @@ void phy_write_mmd_indirect(struct phy_device *phydev, int prtad, struct phy_driver *phydrv = phydev->drv; if (phydrv->write_mmd_indirect == NULL) { - mmd_phy_indirect(phydev->bus, prtad, devad, addr); + struct mii_bus *bus = phydev->bus; + + mutex_lock(&bus->mdio_lock); + mmd_phy_indirect(bus, prtad, devad, addr); /* Write the data into MMD's selected register */ - phydev->bus->write(phydev->bus, addr, MII_MMD_DATA, data); + bus->write(bus, addr, MII_MMD_DATA, data); + mutex_unlock(&bus->mdio_lock); } else { phydrv->write_mmd_indirect(phydev, prtad, devad, addr, data); } diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 0302483de240..55f01788df5e 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -176,7 +176,7 @@ struct phy_device *phy_device_create(struct mii_bus *bus, int addr, int phy_id, if (c45_ids) dev->c45_ids = *c45_ids; dev->bus = bus; - dev->dev.parent = bus->parent; + dev->dev.parent = &bus->dev; dev->dev.bus = &mdio_bus_type; dev->irq = bus->irq != NULL ? bus->irq[addr] : PHY_POLL; dev_set_name(&dev->dev, PHY_ID_FMT, bus->id, addr); diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 3c86b107275a..e0498571ae26 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -778,7 +778,7 @@ int usbnet_stop (struct net_device *net) { struct usbnet *dev = netdev_priv(net); struct driver_info *info = dev->driver_info; - int retval, pm; + int retval, pm, mpn; clear_bit(EVENT_DEV_OPEN, &dev->flags); netif_stop_queue (net); @@ -809,6 +809,8 @@ int usbnet_stop (struct net_device *net) usbnet_purge_paused_rxq(dev); + mpn = !test_and_clear_bit(EVENT_NO_RUNTIME_PM, &dev->flags); + /* deferred work (task, timer, softirq) must also stop. * can't flush_scheduled_work() until we drop rtnl (later), * else workers could deadlock; so make workers a NOP. @@ -819,8 +821,7 @@ int usbnet_stop (struct net_device *net) if (!pm) usb_autopm_put_interface(dev->intf); - if (info->manage_power && - !test_and_clear_bit(EVENT_NO_RUNTIME_PM, &dev->flags)) + if (info->manage_power && mpn) info->manage_power(dev, 0); else usb_autopm_put_interface(dev->intf); diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index 5b4cf66e632e..30e56cb58884 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -2256,6 +2256,8 @@ static int vxlan_open(struct net_device *dev) if (vxlan_addr_multicast(&vxlan->default_dst.remote_ip)) { ret = vxlan_igmp_join(vxlan); + if (ret == -EADDRINUSE) + ret = 0; if (ret) { vxlan_sock_release(vs); return ret; diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig index 73de4efcbe6e..944f50015ed0 100644 --- a/drivers/pci/Kconfig +++ b/drivers/pci/Kconfig @@ -2,7 +2,7 @@ # PCI configuration # config PCI_BUS_ADDR_T_64BIT - def_bool y if (ARCH_DMA_ADDR_T_64BIT || 64BIT) + def_bool y if (ARCH_DMA_ADDR_T_64BIT || (64BIT && !PARISC)) depends on PCI config PCI_MSI diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index cefd636681b6..f6ae0d0052eb 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -997,7 +997,12 @@ void set_pcie_port_type(struct pci_dev *pdev) else if (type == PCI_EXP_TYPE_UPSTREAM || type == PCI_EXP_TYPE_DOWNSTREAM) { parent = pci_upstream_bridge(pdev); - if (!parent->has_secondary_link) + + /* + * Usually there's an upstream device (Root Port or Switch + * Downstream Port), but we can't assume one exists. + */ + if (parent && !parent->has_secondary_link) pdev->has_secondary_link = 1; } } @@ -1103,7 +1108,7 @@ int pci_cfg_space_size(struct pci_dev *dev) #define LEGACY_IO_RESOURCE (IORESOURCE_IO | IORESOURCE_PCI_FIXED) -static void pci_msi_setup_pci_dev(struct pci_dev *dev) +void pci_msi_setup_pci_dev(struct pci_dev *dev) { /* * Disable the MSI hardware to avoid screaming interrupts diff --git a/drivers/scsi/fnic/fnic.h b/drivers/scsi/fnic/fnic.h index 26270c351624..ce129e595b55 100644 --- a/drivers/scsi/fnic/fnic.h +++ b/drivers/scsi/fnic/fnic.h @@ -39,7 +39,7 @@ #define DRV_NAME "fnic" #define DRV_DESCRIPTION "Cisco FCoE HBA Driver" -#define DRV_VERSION "1.6.0.17" +#define DRV_VERSION "1.6.0.17a" #define PFX DRV_NAME ": " #define DFX DRV_NAME "%d: " diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c index 155b286f1a9d..25436cd2860c 100644 --- a/drivers/scsi/fnic/fnic_scsi.c +++ b/drivers/scsi/fnic/fnic_scsi.c @@ -425,6 +425,7 @@ static int fnic_queuecommand_lck(struct scsi_cmnd *sc, void (*done)(struct scsi_ unsigned long ptr; struct fc_rport_priv *rdata; spinlock_t *io_lock = NULL; + int io_lock_acquired = 0; if (unlikely(fnic_chk_state_flags_locked(fnic, FNIC_FLAGS_IO_BLOCKED))) return SCSI_MLQUEUE_HOST_BUSY; @@ -518,6 +519,7 @@ static int fnic_queuecommand_lck(struct scsi_cmnd *sc, void (*done)(struct scsi_ spin_lock_irqsave(io_lock, flags); /* initialize rest of io_req */ + io_lock_acquired = 1; io_req->port_id = rport->port_id; io_req->start_time = jiffies; CMD_STATE(sc) = FNIC_IOREQ_CMD_PENDING; @@ -571,7 +573,7 @@ out: (((u64)CMD_FLAGS(sc) >> 32) | CMD_STATE(sc))); /* if only we issued IO, will we have the io lock */ - if (CMD_FLAGS(sc) & FNIC_IO_INITIALIZED) + if (io_lock_acquired) spin_unlock_irqrestore(io_lock, flags); atomic_dec(&fnic->in_flight); diff --git a/drivers/scsi/scsi_pm.c b/drivers/scsi/scsi_pm.c index 9e43ae1d2163..e4b799837948 100644 --- a/drivers/scsi/scsi_pm.c +++ b/drivers/scsi/scsi_pm.c @@ -217,15 +217,15 @@ static int sdev_runtime_suspend(struct device *dev) { const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL; struct scsi_device *sdev = to_scsi_device(dev); - int err; + int err = 0; - err = blk_pre_runtime_suspend(sdev->request_queue); - if (err) - return err; - if (pm && pm->runtime_suspend) + if (pm && pm->runtime_suspend) { + err = blk_pre_runtime_suspend(sdev->request_queue); + if (err) + return err; err = pm->runtime_suspend(dev); - blk_post_runtime_suspend(sdev->request_queue, err); - + blk_post_runtime_suspend(sdev->request_queue, err); + } return err; } @@ -248,11 +248,11 @@ static int sdev_runtime_resume(struct device *dev) const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL; int err = 0; - blk_pre_runtime_resume(sdev->request_queue); - if (pm && pm->runtime_resume) + if (pm && pm->runtime_resume) { + blk_pre_runtime_resume(sdev->request_queue); err = pm->runtime_resume(dev); - blk_post_runtime_resume(sdev->request_queue, err); - + blk_post_runtime_resume(sdev->request_queue, err); + } return err; } diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index 518c6294bf6c..5fa588e933d5 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -844,14 +844,15 @@ static void bdi_split_work_to_wbs(struct backing_dev_info *bdi, struct wb_iter iter; might_sleep(); - - if (!bdi_has_dirty_io(bdi)) - return; restart: rcu_read_lock(); bdi_for_each_wb(wb, bdi, &iter, next_blkcg_id) { - if (!wb_has_dirty_io(wb) || - (skip_if_busy && writeback_in_progress(wb))) + /* SYNC_ALL writes out I_DIRTY_TIME too */ + if (!wb_has_dirty_io(wb) && + (base_work->sync_mode == WB_SYNC_NONE || + list_empty(&wb->b_dirty_time))) + continue; + if (skip_if_busy && writeback_in_progress(wb)) continue; base_work->nr_pages = wb_split_bdi_pages(wb, nr_pages); @@ -899,8 +900,7 @@ static void bdi_split_work_to_wbs(struct backing_dev_info *bdi, { might_sleep(); - if (bdi_has_dirty_io(bdi) && - (!skip_if_busy || !writeback_in_progress(&bdi->wb))) { + if (!skip_if_busy || !writeback_in_progress(&bdi->wb)) { base_work->auto_free = 0; base_work->single_wait = 0; base_work->single_done = 0; @@ -2275,8 +2275,12 @@ void sync_inodes_sb(struct super_block *sb) }; struct backing_dev_info *bdi = sb->s_bdi; - /* Nothing to do? */ - if (!bdi_has_dirty_io(bdi) || bdi == &noop_backing_dev_info) + /* + * Can't skip on !bdi_has_dirty() because we should wait for !dirty + * inodes under writeback and I_DIRTY_TIME inodes ignored by + * bdi_has_dirty() need to be written out too. + */ + if (bdi == &noop_backing_dev_info) return; WARN_ON(!rwsem_is_locked(&sb->s_umount)); diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h index 799050198323..53c53c459b15 100644 --- a/include/drm/drm_edid.h +++ b/include/drm/drm_edid.h @@ -348,6 +348,25 @@ static inline int drm_eld_mnl(const uint8_t *eld) } /** + * drm_eld_sad - Get ELD SAD structures. + * @eld: pointer to an eld memory structure with sad_count set + */ +static inline const uint8_t *drm_eld_sad(const uint8_t *eld) +{ + unsigned int ver, mnl; + + ver = (eld[DRM_ELD_VER] & DRM_ELD_VER_MASK) >> DRM_ELD_VER_SHIFT; + if (ver != 2 && ver != 31) + return NULL; + + mnl = drm_eld_mnl(eld); + if (mnl > 16) + return NULL; + + return eld + DRM_ELD_CEA_SAD(mnl, 0); +} + +/** * drm_eld_sad_count - Get ELD SAD count. * @eld: pointer to an eld memory structure with sad_count set */ diff --git a/include/linux/irq.h b/include/linux/irq.h index 92188b0225bb..51744bcf74ee 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -484,6 +484,7 @@ extern int irq_chip_set_affinity_parent(struct irq_data *data, extern int irq_chip_set_wake_parent(struct irq_data *data, unsigned int on); extern int irq_chip_set_vcpu_affinity_parent(struct irq_data *data, void *vcpu_info); +extern int irq_chip_set_type_parent(struct irq_data *data, unsigned int type); #endif /* Handling of unhandled and spurious interrupts: */ diff --git a/include/linux/mm.h b/include/linux/mm.h index 2e872f92dbac..bf6f117fcf4d 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1003,6 +1003,34 @@ static inline int page_mapped(struct page *page) } /* + * Return true only if the page has been allocated with + * ALLOC_NO_WATERMARKS and the low watermark was not + * met implying that the system is under some pressure. + */ +static inline bool page_is_pfmemalloc(struct page *page) +{ + /* + * Page index cannot be this large so this must be + * a pfmemalloc page. + */ + return page->index == -1UL; +} + +/* + * Only to be called by the page allocator on a freshly allocated + * page. + */ +static inline void set_page_pfmemalloc(struct page *page) +{ + page->index = -1UL; +} + +static inline void clear_page_pfmemalloc(struct page *page) +{ + page->index = 0; +} + +/* * Different kinds of faults, as returned by handle_mm_fault(). * Used to decide whether a process gets delivered SIGBUS or * just gets major/minor fault counters bumped up. diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 0038ac7466fd..15549578d559 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -63,15 +63,6 @@ struct page { union { pgoff_t index; /* Our offset within mapping. */ void *freelist; /* sl[aou]b first free object */ - bool pfmemalloc; /* If set by the page allocator, - * ALLOC_NO_WATERMARKS was set - * and the low watermark was not - * met implying that the system - * is under some pressure. The - * caller should try ensure - * this page is only used to - * free other pages. - */ }; union { diff --git a/include/linux/pci.h b/include/linux/pci.h index 8a0321a8fb59..860c751810fc 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1202,6 +1202,7 @@ struct msix_entry { u16 entry; /* driver uses to specify entry, OS writes */ }; +void pci_msi_setup_pci_dev(struct pci_dev *dev); #ifdef CONFIG_PCI_MSI int pci_msi_vec_count(struct pci_dev *dev); diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 065e10b81a77..989307f991db 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -1637,20 +1637,16 @@ static inline void __skb_fill_page_desc(struct sk_buff *skb, int i, skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; /* - * Propagate page->pfmemalloc to the skb if we can. The problem is - * that not all callers have unique ownership of the page. If - * pfmemalloc is set, we check the mapping as a mapping implies - * page->index is set (index and pfmemalloc share space). - * If it's a valid mapping, we cannot use page->pfmemalloc but we - * do not lose pfmemalloc information as the pages would not be - * allocated using __GFP_MEMALLOC. + * Propagate page pfmemalloc to the skb if we can. The problem is + * that not all callers have unique ownership of the page but rely + * on page_is_pfmemalloc doing the right thing(tm). */ frag->page.p = page; frag->page_offset = off; skb_frag_size_set(frag, size); page = compound_head(page); - if (page->pfmemalloc && !page->mapping) + if (page_is_pfmemalloc(page)) skb->pfmemalloc = true; } @@ -2298,7 +2294,7 @@ static inline struct page *dev_alloc_page(void) static inline void skb_propagate_pfmemalloc(struct page *page, struct sk_buff *skb) { - if (page && page->pfmemalloc) + if (page_is_pfmemalloc(page)) skb->pfmemalloc = true; } diff --git a/include/media/rc-core.h b/include/media/rc-core.h index 45534da57759..644bdc61c387 100644 --- a/include/media/rc-core.h +++ b/include/media/rc-core.h @@ -74,8 +74,6 @@ enum rc_filter_type { * @input_dev: the input child device used to communicate events to userspace * @driver_type: specifies if protocol decoding is done in hardware or software * @idle: used to keep track of RX state - * @encode_wakeup: wakeup filtering uses IR encode API, therefore the allowed - * wakeup protocols is the set of all raw encoders * @allowed_protocols: bitmask with the supported RC_BIT_* protocols * @enabled_protocols: bitmask with the enabled RC_BIT_* protocols * @allowed_wakeup_protocols: bitmask with the supported RC_BIT_* wakeup protocols @@ -136,7 +134,6 @@ struct rc_dev { struct input_dev *input_dev; enum rc_driver_type driver_type; bool idle; - bool encode_wakeup; u64 allowed_protocols; u64 enabled_protocols; u64 allowed_wakeup_protocols; @@ -246,7 +243,6 @@ static inline void init_ir_raw_event(struct ir_raw_event *ev) #define US_TO_NS(usec) ((usec) * 1000) #define MS_TO_US(msec) ((msec) * 1000) #define MS_TO_NS(msec) ((msec) * 1000 * 1000) -#define NS_TO_US(nsec) DIV_ROUND_UP(nsec, 1000L) void ir_raw_event_handle(struct rc_dev *dev); int ir_raw_event_store(struct rc_dev *dev, struct ir_raw_event *ev); @@ -254,9 +250,6 @@ int ir_raw_event_store_edge(struct rc_dev *dev, enum raw_event_type type); int ir_raw_event_store_with_filter(struct rc_dev *dev, struct ir_raw_event *ev); void ir_raw_event_set_idle(struct rc_dev *dev, bool idle); -int ir_raw_encode_scancode(u64 protocols, - const struct rc_scancode_filter *scancode, - struct ir_raw_event *events, unsigned int max); static inline void ir_raw_event_reset(struct rc_dev *dev) { diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h index 22a44c2f5963..c192e1b46cdc 100644 --- a/include/media/videobuf2-core.h +++ b/include/media/videobuf2-core.h @@ -139,6 +139,7 @@ enum vb2_io_modes { * @VB2_BUF_STATE_PREPARING: buffer is being prepared in videobuf * @VB2_BUF_STATE_PREPARED: buffer prepared in videobuf and by the driver * @VB2_BUF_STATE_QUEUED: buffer queued in videobuf, but not in driver + * @VB2_BUF_STATE_REQUEUEING: re-queue a buffer to the driver * @VB2_BUF_STATE_ACTIVE: buffer queued in driver and possibly used * in a hardware operation * @VB2_BUF_STATE_DONE: buffer returned from driver to videobuf, but @@ -152,6 +153,7 @@ enum vb2_buffer_state { VB2_BUF_STATE_PREPARING, VB2_BUF_STATE_PREPARED, VB2_BUF_STATE_QUEUED, + VB2_BUF_STATE_REQUEUEING, VB2_BUF_STATE_ACTIVE, VB2_BUF_STATE_DONE, VB2_BUF_STATE_ERROR, diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c index 27f4332c7f84..ae216824e8ca 100644 --- a/kernel/irq/chip.c +++ b/kernel/irq/chip.c @@ -985,6 +985,23 @@ int irq_chip_set_affinity_parent(struct irq_data *data, } /** + * irq_chip_set_type_parent - Set IRQ type on the parent interrupt + * @data: Pointer to interrupt specific data + * @type: IRQ_TYPE_{LEVEL,EDGE}_* value - see include/linux/irq.h + * + * Conditional, as the underlying parent chip might not implement it. + */ +int irq_chip_set_type_parent(struct irq_data *data, unsigned int type) +{ + data = data->parent_data; + + if (data->chip->irq_set_type) + return data->chip->irq_set_type(data, type); + + return -ENOSYS; +} + +/** * irq_chip_retrigger_hierarchy - Retrigger an interrupt in hardware * @data: Pointer to interrupt specific data * @@ -997,7 +1014,7 @@ int irq_chip_retrigger_hierarchy(struct irq_data *data) if (data->chip && data->chip->irq_retrigger) return data->chip->irq_retrigger(data); - return -ENOSYS; + return 0; } /** diff --git a/kernel/time/timer.c b/kernel/time/timer.c index 5e097fa9faf7..84190f02b521 100644 --- a/kernel/time/timer.c +++ b/kernel/time/timer.c @@ -807,8 +807,8 @@ __mod_timer(struct timer_list *timer, unsigned long expires, spin_unlock(&base->lock); base = new_base; spin_lock(&base->lock); - timer->flags &= ~TIMER_BASEMASK; - timer->flags |= base->cpu; + WRITE_ONCE(timer->flags, + (timer->flags & ~TIMER_BASEMASK) | base->cpu); } } diff --git a/mm/page_alloc.c b/mm/page_alloc.c index df959b7d6085..5b5240b7f642 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -1343,12 +1343,15 @@ static int prep_new_page(struct page *page, unsigned int order, gfp_t gfp_flags, set_page_owner(page, order, gfp_flags); /* - * page->pfmemalloc is set when ALLOC_NO_WATERMARKS was necessary to + * page is set pfmemalloc when ALLOC_NO_WATERMARKS was necessary to * allocate the page. The expectation is that the caller is taking * steps that will free more memory. The caller should avoid the page * being used for !PFMEMALLOC purposes. */ - page->pfmemalloc = !!(alloc_flags & ALLOC_NO_WATERMARKS); + if (alloc_flags & ALLOC_NO_WATERMARKS) + set_page_pfmemalloc(page); + else + clear_page_pfmemalloc(page); return 0; } @@ -3345,7 +3348,7 @@ refill: atomic_add(size - 1, &page->_count); /* reset page count bias and offset to start of new frag */ - nc->pfmemalloc = page->pfmemalloc; + nc->pfmemalloc = page_is_pfmemalloc(page); nc->pagecnt_bias = size; nc->offset = size; } diff --git a/mm/slab.c b/mm/slab.c index 200e22412a16..bbd0b47dc6a9 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -1603,7 +1603,7 @@ static struct page *kmem_getpages(struct kmem_cache *cachep, gfp_t flags, } /* Record if ALLOC_NO_WATERMARKS was set when allocating the slab */ - if (unlikely(page->pfmemalloc)) + if (page_is_pfmemalloc(page)) pfmemalloc_active = true; nr_pages = (1 << cachep->gfporder); @@ -1614,7 +1614,7 @@ static struct page *kmem_getpages(struct kmem_cache *cachep, gfp_t flags, add_zone_page_state(page_zone(page), NR_SLAB_UNRECLAIMABLE, nr_pages); __SetPageSlab(page); - if (page->pfmemalloc) + if (page_is_pfmemalloc(page)) SetPageSlabPfmemalloc(page); if (kmemcheck_enabled && !(cachep->flags & SLAB_NOTRACK)) { diff --git a/mm/slub.c b/mm/slub.c index 816df0016555..f68c0e50f3c0 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -1427,7 +1427,7 @@ static struct page *new_slab(struct kmem_cache *s, gfp_t flags, int node) inc_slabs_node(s, page_to_nid(page), page->objects); page->slab_cache = s; __SetPageSlab(page); - if (page->pfmemalloc) + if (page_is_pfmemalloc(page)) SetPageSlabPfmemalloc(page); start = page_address(page); diff --git a/net/9p/client.c b/net/9p/client.c index 498454b3c06c..ea79ee9a7348 100644 --- a/net/9p/client.c +++ b/net/9p/client.c @@ -1541,6 +1541,7 @@ p9_client_read(struct p9_fid *fid, u64 offset, struct iov_iter *to, int *err) struct p9_client *clnt = fid->clnt; struct p9_req_t *req; int total = 0; + *err = 0; p9_debug(P9_DEBUG_9P, ">>> TREAD fid %d offset %llu %d\n", fid->fid, (unsigned long long) offset, (int)iov_iter_count(to)); @@ -1620,6 +1621,7 @@ p9_client_write(struct p9_fid *fid, u64 offset, struct iov_iter *from, int *err) struct p9_client *clnt = fid->clnt; struct p9_req_t *req; int total = 0; + *err = 0; p9_debug(P9_DEBUG_9P, ">>> TWRITE fid %d offset %llu count %zd\n", fid->fid, (unsigned long long) offset, diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 8a725cc50a90..dad4dd37e2aa 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -340,7 +340,7 @@ struct sk_buff *build_skb(void *data, unsigned int frag_size) if (skb && frag_size) { skb->head_frag = 1; - if (virt_to_head_page(data)->pfmemalloc) + if (page_is_pfmemalloc(virt_to_head_page(data))) skb->pfmemalloc = 1; } return skb; diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index 34f121812a14..4038c694ec03 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -361,6 +361,7 @@ static void ip6gre_tunnel_uninit(struct net_device *dev) struct ip6gre_net *ign = net_generic(t->net, ip6gre_net_id); ip6gre_tunnel_unlink(ign, t); + ip6_tnl_dst_reset(t); dev_put(dev); } diff --git a/net/key/af_key.c b/net/key/af_key.c index b397f0aa9005..83a70688784b 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -219,7 +219,7 @@ static int pfkey_broadcast_one(struct sk_buff *skb, struct sk_buff **skb2, #define BROADCAST_ONE 1 #define BROADCAST_REGISTERED 2 #define BROADCAST_PROMISC_ONLY 4 -static int pfkey_broadcast(struct sk_buff *skb, gfp_t allocation, +static int pfkey_broadcast(struct sk_buff *skb, int broadcast_flags, struct sock *one_sk, struct net *net) { @@ -244,7 +244,7 @@ static int pfkey_broadcast(struct sk_buff *skb, gfp_t allocation, * socket. */ if (pfk->promisc) - pfkey_broadcast_one(skb, &skb2, allocation, sk); + pfkey_broadcast_one(skb, &skb2, GFP_ATOMIC, sk); /* the exact target will be processed later */ if (sk == one_sk) @@ -259,7 +259,7 @@ static int pfkey_broadcast(struct sk_buff *skb, gfp_t allocation, continue; } - err2 = pfkey_broadcast_one(skb, &skb2, allocation, sk); + err2 = pfkey_broadcast_one(skb, &skb2, GFP_ATOMIC, sk); /* Error is cleare after succecful sending to at least one * registered KM */ @@ -269,7 +269,7 @@ static int pfkey_broadcast(struct sk_buff *skb, gfp_t allocation, rcu_read_unlock(); if (one_sk != NULL) - err = pfkey_broadcast_one(skb, &skb2, allocation, one_sk); + err = pfkey_broadcast_one(skb, &skb2, GFP_KERNEL, one_sk); kfree_skb(skb2); kfree_skb(skb); @@ -292,7 +292,7 @@ static int pfkey_do_dump(struct pfkey_sock *pfk) hdr = (struct sadb_msg *) pfk->dump.skb->data; hdr->sadb_msg_seq = 0; hdr->sadb_msg_errno = rc; - pfkey_broadcast(pfk->dump.skb, GFP_ATOMIC, BROADCAST_ONE, + pfkey_broadcast(pfk->dump.skb, BROADCAST_ONE, &pfk->sk, sock_net(&pfk->sk)); pfk->dump.skb = NULL; } @@ -333,7 +333,7 @@ static int pfkey_error(const struct sadb_msg *orig, int err, struct sock *sk) hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t)); - pfkey_broadcast(skb, GFP_KERNEL, BROADCAST_ONE, sk, sock_net(sk)); + pfkey_broadcast(skb, BROADCAST_ONE, sk, sock_net(sk)); return 0; } @@ -1365,7 +1365,7 @@ static int pfkey_getspi(struct sock *sk, struct sk_buff *skb, const struct sadb_ xfrm_state_put(x); - pfkey_broadcast(resp_skb, GFP_KERNEL, BROADCAST_ONE, sk, net); + pfkey_broadcast(resp_skb, BROADCAST_ONE, sk, net); return 0; } @@ -1452,7 +1452,7 @@ static int key_notify_sa(struct xfrm_state *x, const struct km_event *c) hdr->sadb_msg_seq = c->seq; hdr->sadb_msg_pid = c->portid; - pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ALL, NULL, xs_net(x)); + pfkey_broadcast(skb, BROADCAST_ALL, NULL, xs_net(x)); return 0; } @@ -1565,7 +1565,7 @@ static int pfkey_get(struct sock *sk, struct sk_buff *skb, const struct sadb_msg out_hdr->sadb_msg_reserved = 0; out_hdr->sadb_msg_seq = hdr->sadb_msg_seq; out_hdr->sadb_msg_pid = hdr->sadb_msg_pid; - pfkey_broadcast(out_skb, GFP_ATOMIC, BROADCAST_ONE, sk, sock_net(sk)); + pfkey_broadcast(out_skb, BROADCAST_ONE, sk, sock_net(sk)); return 0; } @@ -1670,7 +1670,7 @@ static int pfkey_register(struct sock *sk, struct sk_buff *skb, const struct sad return -ENOBUFS; } - pfkey_broadcast(supp_skb, GFP_KERNEL, BROADCAST_REGISTERED, sk, sock_net(sk)); + pfkey_broadcast(supp_skb, BROADCAST_REGISTERED, sk, sock_net(sk)); return 0; } @@ -1689,7 +1689,7 @@ static int unicast_flush_resp(struct sock *sk, const struct sadb_msg *ihdr) hdr->sadb_msg_errno = (uint8_t) 0; hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t)); - return pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ONE, sk, sock_net(sk)); + return pfkey_broadcast(skb, BROADCAST_ONE, sk, sock_net(sk)); } static int key_notify_sa_flush(const struct km_event *c) @@ -1710,7 +1710,7 @@ static int key_notify_sa_flush(const struct km_event *c) hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t)); hdr->sadb_msg_reserved = 0; - pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ALL, NULL, c->net); + pfkey_broadcast(skb, BROADCAST_ALL, NULL, c->net); return 0; } @@ -1767,7 +1767,7 @@ static int dump_sa(struct xfrm_state *x, int count, void *ptr) out_hdr->sadb_msg_pid = pfk->dump.msg_portid; if (pfk->dump.skb) - pfkey_broadcast(pfk->dump.skb, GFP_ATOMIC, BROADCAST_ONE, + pfkey_broadcast(pfk->dump.skb, BROADCAST_ONE, &pfk->sk, sock_net(&pfk->sk)); pfk->dump.skb = out_skb; @@ -1847,7 +1847,7 @@ static int pfkey_promisc(struct sock *sk, struct sk_buff *skb, const struct sadb new_hdr->sadb_msg_errno = 0; } - pfkey_broadcast(skb, GFP_KERNEL, BROADCAST_ALL, NULL, sock_net(sk)); + pfkey_broadcast(skb, BROADCAST_ALL, NULL, sock_net(sk)); return 0; } @@ -2181,7 +2181,7 @@ static int key_notify_policy(struct xfrm_policy *xp, int dir, const struct km_ev out_hdr->sadb_msg_errno = 0; out_hdr->sadb_msg_seq = c->seq; out_hdr->sadb_msg_pid = c->portid; - pfkey_broadcast(out_skb, GFP_ATOMIC, BROADCAST_ALL, NULL, xp_net(xp)); + pfkey_broadcast(out_skb, BROADCAST_ALL, NULL, xp_net(xp)); return 0; } @@ -2401,7 +2401,7 @@ static int key_pol_get_resp(struct sock *sk, struct xfrm_policy *xp, const struc out_hdr->sadb_msg_errno = 0; out_hdr->sadb_msg_seq = hdr->sadb_msg_seq; out_hdr->sadb_msg_pid = hdr->sadb_msg_pid; - pfkey_broadcast(out_skb, GFP_ATOMIC, BROADCAST_ONE, sk, xp_net(xp)); + pfkey_broadcast(out_skb, BROADCAST_ONE, sk, xp_net(xp)); err = 0; out: @@ -2655,7 +2655,7 @@ static int dump_sp(struct xfrm_policy *xp, int dir, int count, void *ptr) out_hdr->sadb_msg_pid = pfk->dump.msg_portid; if (pfk->dump.skb) - pfkey_broadcast(pfk->dump.skb, GFP_ATOMIC, BROADCAST_ONE, + pfkey_broadcast(pfk->dump.skb, BROADCAST_ONE, &pfk->sk, sock_net(&pfk->sk)); pfk->dump.skb = out_skb; @@ -2708,7 +2708,7 @@ static int key_notify_policy_flush(const struct km_event *c) hdr->sadb_msg_satype = SADB_SATYPE_UNSPEC; hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t)); hdr->sadb_msg_reserved = 0; - pfkey_broadcast(skb_out, GFP_ATOMIC, BROADCAST_ALL, NULL, c->net); + pfkey_broadcast(skb_out, BROADCAST_ALL, NULL, c->net); return 0; } @@ -2770,7 +2770,7 @@ static int pfkey_process(struct sock *sk, struct sk_buff *skb, const struct sadb void *ext_hdrs[SADB_EXT_MAX]; int err; - pfkey_broadcast(skb_clone(skb, GFP_KERNEL), GFP_KERNEL, + pfkey_broadcast(skb_clone(skb, GFP_KERNEL), BROADCAST_PROMISC_ONLY, NULL, sock_net(sk)); memset(ext_hdrs, 0, sizeof(ext_hdrs)); @@ -2992,7 +2992,7 @@ static int key_notify_sa_expire(struct xfrm_state *x, const struct km_event *c) out_hdr->sadb_msg_seq = 0; out_hdr->sadb_msg_pid = 0; - pfkey_broadcast(out_skb, GFP_ATOMIC, BROADCAST_REGISTERED, NULL, xs_net(x)); + pfkey_broadcast(out_skb, BROADCAST_REGISTERED, NULL, xs_net(x)); return 0; } @@ -3182,7 +3182,7 @@ static int pfkey_send_acquire(struct xfrm_state *x, struct xfrm_tmpl *t, struct xfrm_ctx->ctx_len); } - return pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_REGISTERED, NULL, xs_net(x)); + return pfkey_broadcast(skb, BROADCAST_REGISTERED, NULL, xs_net(x)); } static struct xfrm_policy *pfkey_compile_policy(struct sock *sk, int opt, @@ -3380,7 +3380,7 @@ static int pfkey_send_new_mapping(struct xfrm_state *x, xfrm_address_t *ipaddr, n_port->sadb_x_nat_t_port_port = sport; n_port->sadb_x_nat_t_port_reserved = 0; - return pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_REGISTERED, NULL, xs_net(x)); + return pfkey_broadcast(skb, BROADCAST_REGISTERED, NULL, xs_net(x)); } #ifdef CONFIG_NET_KEY_MIGRATE @@ -3572,7 +3572,7 @@ static int pfkey_send_migrate(const struct xfrm_selector *sel, u8 dir, u8 type, } /* broadcast migrate message to sockets */ - pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ALL, NULL, &init_net); + pfkey_broadcast(skb, BROADCAST_ALL, NULL, &init_net); return 0; diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 67d210477863..a774985489e2 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -2401,7 +2401,7 @@ static int netlink_sendmsg(struct socket *sock, struct msghdr *msg, size_t len) * sendmsg(), but that's what we've got... */ if (netlink_tx_is_mmaped(sk) && - msg->msg_iter.type == ITER_IOVEC && + iter_is_iovec(&msg->msg_iter) && msg->msg_iter.nr_segs == 1 && msg->msg_iter.iov->iov_base == NULL) { err = netlink_mmap_sendmsg(sk, msg, dst_portid, dst_group, diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c index cab9e9b43967..4fbb67430ce4 100644 --- a/net/sched/cls_u32.c +++ b/net/sched/cls_u32.c @@ -490,6 +490,19 @@ static bool u32_destroy(struct tcf_proto *tp, bool force) return false; } } + + if (tp_c->refcnt > 1) + return false; + + if (tp_c->refcnt == 1) { + struct tc_u_hnode *ht; + + for (ht = rtnl_dereference(tp_c->hlist); + ht; + ht = rtnl_dereference(ht->next)) + if (!ht_empty(ht)) + return false; + } } if (root_ht && --root_ht->refcnt == 0) diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c index 06320c8c1c86..a655ddc3f353 100644 --- a/net/sctp/sm_make_chunk.c +++ b/net/sctp/sm_make_chunk.c @@ -3132,11 +3132,18 @@ bool sctp_verify_asconf(const struct sctp_association *asoc, case SCTP_PARAM_IPV4_ADDRESS: if (length != sizeof(sctp_ipv4addr_param_t)) return false; + /* ensure there is only one addr param and it's in the + * beginning of addip_hdr params, or we reject it. + */ + if (param.v != addip->addip_hdr.params) + return false; addr_param_seen = true; break; case SCTP_PARAM_IPV6_ADDRESS: if (length != sizeof(sctp_ipv6addr_param_t)) return false; + if (param.v != addip->addip_hdr.params) + return false; addr_param_seen = true; break; case SCTP_PARAM_ADD_IP: diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c index fef2acdf4a2e..85e6f03aeb70 100644 --- a/net/sctp/sm_sideeffect.c +++ b/net/sctp/sm_sideeffect.c @@ -702,7 +702,7 @@ static void sctp_cmd_transport_on(sctp_cmd_seq_t *cmds, * outstanding data and rely on the retransmission limit be reached * to shutdown the association. */ - if (t->asoc->state != SCTP_STATE_SHUTDOWN_PENDING) + if (t->asoc->state < SCTP_STATE_SHUTDOWN_PENDING) t->asoc->overall_error_count = 0; /* Clear the hb_sent flag to signal that we had a good diff --git a/security/security.c b/security/security.c index 595fffab48b0..994283624bdb 100644 --- a/security/security.c +++ b/security/security.c @@ -380,8 +380,8 @@ int security_inode_init_security(struct inode *inode, struct inode *dir, return 0; if (!initxattrs) - return call_int_hook(inode_init_security, 0, inode, dir, qstr, - NULL, NULL, NULL); + return call_int_hook(inode_init_security, -EOPNOTSUPP, inode, + dir, qstr, NULL, NULL, NULL); memset(new_xattrs, 0, sizeof(new_xattrs)); lsm_xattr = new_xattrs; ret = call_int_hook(inode_init_security, -EOPNOTSUPP, inode, dir, qstr, @@ -409,8 +409,8 @@ int security_old_inode_init_security(struct inode *inode, struct inode *dir, { if (unlikely(IS_PRIVATE(inode))) return -EOPNOTSUPP; - return call_int_hook(inode_init_security, 0, inode, dir, qstr, - name, value, len); + return call_int_hook(inode_init_security, -EOPNOTSUPP, inode, dir, + qstr, name, value, len); } EXPORT_SYMBOL(security_old_inode_init_security); @@ -1281,7 +1281,8 @@ int security_socket_getpeersec_stream(struct socket *sock, char __user *optval, int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid) { - return call_int_hook(socket_getpeersec_dgram, 0, sock, skb, secid); + return call_int_hook(socket_getpeersec_dgram, -ENOPROTOOPT, sock, + skb, secid); } EXPORT_SYMBOL(security_socket_getpeersec_dgram); diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index de165a1b9240..20b56eb987f8 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -521,6 +521,15 @@ static int __cmd_record(struct record *rec, int argc, const char **argv) goto out_child; } + /* + * Normally perf_session__new would do this, but it doesn't have the + * evlist. + */ + if (rec->tool.ordered_events && !perf_evlist__sample_id_all(rec->evlist)) { + pr_warning("WARNING: No sample_id_all support, falling back to unordered processing\n"); + rec->tool.ordered_events = false; + } + if (!rec->evlist->nr_groups) perf_header__clear_feat(&session->header, HEADER_GROUP_DESC); @@ -965,9 +974,11 @@ static struct record record = { .tool = { .sample = process_sample_event, .fork = perf_event__process_fork, + .exit = perf_event__process_exit, .comm = perf_event__process_comm, .mmap = perf_event__process_mmap, .mmap2 = perf_event__process_mmap2, + .ordered_events = true, }, }; diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index ecf319728f25..6135cc07213c 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -601,8 +601,8 @@ static void display_sig(int sig __maybe_unused) static void display_setup_sig(void) { - signal(SIGSEGV, display_sig); - signal(SIGFPE, display_sig); + signal(SIGSEGV, sighandler_dump_stack); + signal(SIGFPE, sighandler_dump_stack); signal(SIGINT, display_sig); signal(SIGQUIT, display_sig); signal(SIGTERM, display_sig); diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index 7ff682770fdb..f1a4c833121e 100644 --- a/tools/perf/util/machine.c +++ b/tools/perf/util/machine.c @@ -1387,6 +1387,24 @@ int machine__process_fork_event(struct machine *machine, union perf_event *event event->fork.ptid); int err = 0; + if (dump_trace) + perf_event__fprintf_task(event, stdout); + + /* + * There may be an existing thread that is not actually the parent, + * either because we are processing events out of order, or because the + * (fork) event that would have removed the thread was lost. Assume the + * latter case and continue on as best we can. + */ + if (parent->pid_ != (pid_t)event->fork.ppid) { + dump_printf("removing erroneous parent thread %d/%d\n", + parent->pid_, parent->tid); + machine__remove_thread(machine, parent); + thread__put(parent); + parent = machine__findnew_thread(machine, event->fork.ppid, + event->fork.ptid); + } + /* if a thread currently exists for the thread id remove it */ if (thread != NULL) { machine__remove_thread(machine, thread); @@ -1395,8 +1413,6 @@ int machine__process_fork_event(struct machine *machine, union perf_event *event thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid); - if (dump_trace) - perf_event__fprintf_task(event, stdout); if (thread == NULL || parent == NULL || thread__fork(thread, parent, sample->time) < 0) { diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c index 28c4b746baa1..0a9ae8014729 100644 --- a/tools/perf/util/thread.c +++ b/tools/perf/util/thread.c @@ -191,6 +191,12 @@ static int thread__clone_map_groups(struct thread *thread, if (thread->pid_ == parent->pid_) return 0; + if (thread->mg == parent->mg) { + pr_debug("broken map groups on thread %d/%d parent %d/%d\n", + thread->pid_, thread->tid, parent->pid_, parent->tid); + return 0; + } + /* But this one is new process, copy maps. */ for (i = 0; i < MAP__NR_TYPES; ++i) if (map_groups__clone(thread->mg, parent->mg, i) < 0) |
