From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
torvalds@linux-foundation.org, stable@vger.kernel.org
Cc: lwn@lwn.net, jslaby@suse.cz,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: Re: Linux 5.15.41
Date: Wed, 18 May 2022 10:53:13 +0200 [thread overview]
Message-ID: <1652863993254247@kroah.com> (raw)
In-Reply-To: <16528639938379@kroah.com>
diff --git a/Makefile b/Makefile
index d8003cb5b6ba..c940e6542c8f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 15
-SUBLEVEL = 40
+SUBLEVEL = 41
EXTRAVERSION =
NAME = Trick or Treat
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
index f74944c6fe8d..79d246ac93ab 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -436,6 +436,9 @@ extern void pci_iounmap(struct pci_dev *dev, void __iomem *addr);
#define ARCH_HAS_VALID_PHYS_ADDR_RANGE
extern int valid_phys_addr_range(phys_addr_t addr, size_t size);
extern int valid_mmap_phys_addr_range(unsigned long pfn, size_t size);
+extern bool arch_memremap_can_ram_remap(resource_size_t offset, size_t size,
+ unsigned long flags);
+#define arch_memremap_can_ram_remap arch_memremap_can_ram_remap
#endif
/*
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 80fb5a4a5c05..2660bdfcad4d 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -479,3 +479,11 @@ void __init early_ioremap_init(void)
{
early_ioremap_setup();
}
+
+bool arch_memremap_can_ram_remap(resource_size_t offset, size_t size,
+ unsigned long flags)
+{
+ unsigned long pfn = PHYS_PFN(offset);
+
+ return memblock_is_map_memory(pfn);
+}
diff --git a/arch/arm64/include/asm/io.h b/arch/arm64/include/asm/io.h
index 7fd836bea7eb..3995652daf81 100644
--- a/arch/arm64/include/asm/io.h
+++ b/arch/arm64/include/asm/io.h
@@ -192,4 +192,8 @@ extern void __iomem *ioremap_cache(phys_addr_t phys_addr, size_t size);
extern int valid_phys_addr_range(phys_addr_t addr, size_t size);
extern int valid_mmap_phys_addr_range(unsigned long pfn, size_t size);
+extern bool arch_memremap_can_ram_remap(resource_size_t offset, size_t size,
+ unsigned long flags);
+#define arch_memremap_can_ram_remap arch_memremap_can_ram_remap
+
#endif /* __ASM_IO_H */
diff --git a/arch/arm64/kernel/Makefile b/arch/arm64/kernel/Makefile
index 3f1490bfb938..749e31475e41 100644
--- a/arch/arm64/kernel/Makefile
+++ b/arch/arm64/kernel/Makefile
@@ -74,6 +74,10 @@ obj-$(CONFIG_ARM64_MTE) += mte.o
obj-y += vdso-wrap.o
obj-$(CONFIG_COMPAT_VDSO) += vdso32-wrap.o
+# Force dependency (vdso*-wrap.S includes vdso.so through incbin)
+$(obj)/vdso-wrap.o: $(obj)/vdso/vdso.so
+$(obj)/vdso32-wrap.o: $(obj)/vdso32/vdso.so
+
obj-y += probes/
head-y := head.o
extra-y += $(head-y) vmlinux.lds
diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile
index 945e6bb326e3..b5d8f72e8b32 100644
--- a/arch/arm64/kernel/vdso/Makefile
+++ b/arch/arm64/kernel/vdso/Makefile
@@ -48,9 +48,6 @@ GCOV_PROFILE := n
targets += vdso.lds
CPPFLAGS_vdso.lds += -P -C -U$(ARCH)
-# Force dependency (incbin is bad)
-$(obj)/vdso.o : $(obj)/vdso.so
-
# Link rule for the .so file, .lds has to be first
$(obj)/vdso.so.dbg: $(obj)/vdso.lds $(obj-vdso) FORCE
$(call if_changed,vdsold_and_vdso_check)
diff --git a/arch/arm64/kernel/vdso32/Makefile b/arch/arm64/kernel/vdso32/Makefile
index 3514269ac75f..83e9399e3836 100644
--- a/arch/arm64/kernel/vdso32/Makefile
+++ b/arch/arm64/kernel/vdso32/Makefile
@@ -144,9 +144,6 @@ obj-vdso := $(c-obj-vdso) $(c-obj-vdso-gettimeofday) $(asm-obj-vdso)
targets += vdso.lds
CPPFLAGS_vdso.lds += -P -C -U$(ARCH)
-# Force dependency (vdso.s includes vdso.so through incbin)
-$(obj)/vdso.o: $(obj)/vdso.so
-
include/generated/vdso32-offsets.h: $(obj)/vdso.so.dbg FORCE
$(call if_changed,vdsosym)
diff --git a/arch/arm64/mm/ioremap.c b/arch/arm64/mm/ioremap.c
index b7c81dacabf0..b21f91cd830d 100644
--- a/arch/arm64/mm/ioremap.c
+++ b/arch/arm64/mm/ioremap.c
@@ -99,3 +99,11 @@ void __init early_ioremap_init(void)
{
early_ioremap_setup();
}
+
+bool arch_memremap_can_ram_remap(resource_size_t offset, size_t size,
+ unsigned long flags)
+{
+ unsigned long pfn = PHYS_PFN(offset);
+
+ return pfn_is_map_memory(pfn);
+}
diff --git a/arch/powerpc/kvm/book3s_32_sr.S b/arch/powerpc/kvm/book3s_32_sr.S
index e3ab9df6cf19..6cfcd20d4668 100644
--- a/arch/powerpc/kvm/book3s_32_sr.S
+++ b/arch/powerpc/kvm/book3s_32_sr.S
@@ -122,11 +122,27 @@
/* 0x0 - 0xb */
- /* 'current->mm' needs to be in r4 */
- tophys(r4, r2)
- lwz r4, MM(r4)
- tophys(r4, r4)
- /* This only clobbers r0, r3, r4 and r5 */
+ /* switch_mmu_context() needs paging, let's enable it */
+ mfmsr r9
+ ori r11, r9, MSR_DR
+ mtmsr r11
+ sync
+
+ /* switch_mmu_context() clobbers r12, rescue it */
+ SAVE_GPR(12, r1)
+
+ /* Calling switch_mmu_context(<inv>, current->mm, <inv>); */
+ lwz r4, MM(r2)
bl switch_mmu_context
+ /* restore r12 */
+ REST_GPR(12, r1)
+
+ /* Disable paging again */
+ mfmsr r9
+ li r6, MSR_DR
+ andc r9, r9, r6
+ mtmsr r9
+ sync
+
.endm
diff --git a/arch/s390/Makefile b/arch/s390/Makefile
index d4fd1426a822..c7b7a60f6405 100644
--- a/arch/s390/Makefile
+++ b/arch/s390/Makefile
@@ -32,6 +32,16 @@ KBUILD_CFLAGS_DECOMPRESSOR += -fno-stack-protector
KBUILD_CFLAGS_DECOMPRESSOR += $(call cc-disable-warning, address-of-packed-member)
KBUILD_CFLAGS_DECOMPRESSOR += $(if $(CONFIG_DEBUG_INFO),-g)
KBUILD_CFLAGS_DECOMPRESSOR += $(if $(CONFIG_DEBUG_INFO_DWARF4), $(call cc-option, -gdwarf-4,))
+
+ifdef CONFIG_CC_IS_GCC
+ ifeq ($(call cc-ifversion, -ge, 1200, y), y)
+ ifeq ($(call cc-ifversion, -lt, 1300, y), y)
+ KBUILD_CFLAGS += $(call cc-disable-warning, array-bounds)
+ KBUILD_CFLAGS_DECOMPRESSOR += $(call cc-disable-warning, array-bounds)
+ endif
+ endif
+endif
+
UTS_MACHINE := s390x
STACK_SIZE := $(if $(CONFIG_KASAN),65536,16384)
CHECKFLAGS += -D__s390__ -D__s390x__
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 36098226a957..b01f5d2caad0 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -902,6 +902,8 @@ static void __meminit vmemmap_use_sub_pmd(unsigned long start, unsigned long end
static void __meminit vmemmap_use_new_sub_pmd(unsigned long start, unsigned long end)
{
+ const unsigned long page = ALIGN_DOWN(start, PMD_SIZE);
+
vmemmap_flush_unused_pmd();
/*
@@ -914,8 +916,7 @@ static void __meminit vmemmap_use_new_sub_pmd(unsigned long start, unsigned long
* Mark with PAGE_UNUSED the unused parts of the new memmap range
*/
if (!IS_ALIGNED(start, PMD_SIZE))
- memset((void *)start, PAGE_UNUSED,
- start - ALIGN_DOWN(start, PMD_SIZE));
+ memset((void *)page, PAGE_UNUSED, start - page);
/*
* We want to avoid memset(PAGE_UNUSED) when populating the vmemmap of
diff --git a/drivers/base/firmware_loader/main.c b/drivers/base/firmware_loader/main.c
index ef904b8b112e..04ede46f7512 100644
--- a/drivers/base/firmware_loader/main.c
+++ b/drivers/base/firmware_loader/main.c
@@ -795,6 +795,8 @@ _request_firmware(const struct firmware **firmware_p, const char *name,
size_t offset, u32 opt_flags)
{
struct firmware *fw = NULL;
+ struct cred *kern_cred = NULL;
+ const struct cred *old_cred;
bool nondirect = false;
int ret;
@@ -811,6 +813,18 @@ _request_firmware(const struct firmware **firmware_p, const char *name,
if (ret <= 0) /* error or already assigned */
goto out;
+ /*
+ * We are about to try to access the firmware file. Because we may have been
+ * called by a driver when serving an unrelated request from userland, we use
+ * the kernel credentials to read the file.
+ */
+ kern_cred = prepare_kernel_cred(NULL);
+ if (!kern_cred) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ old_cred = override_creds(kern_cred);
+
ret = fw_get_filesystem_firmware(device, fw->priv, "", NULL);
/* Only full reads can support decompression, platform, and sysfs. */
@@ -836,6 +850,9 @@ _request_firmware(const struct firmware **firmware_p, const char *name,
} else
ret = assign_fw(fw, device);
+ revert_creds(old_cred);
+ put_cred(kern_cred);
+
out:
if (ret < 0) {
fw_abort_batch_reqs(fw);
diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
index 61e20ae7b08b..a1f09437b2b4 100644
--- a/drivers/dma-buf/dma-buf.c
+++ b/drivers/dma-buf/dma-buf.c
@@ -572,10 +572,6 @@ struct dma_buf *dma_buf_export(const struct dma_buf_export_info *exp_info)
file->f_mode |= FMODE_LSEEK;
dmabuf->file = file;
- ret = dma_buf_stats_setup(dmabuf);
- if (ret)
- goto err_sysfs;
-
mutex_init(&dmabuf->lock);
INIT_LIST_HEAD(&dmabuf->attachments);
@@ -583,6 +579,10 @@ struct dma_buf *dma_buf_export(const struct dma_buf_export_info *exp_info)
list_add(&dmabuf->list_node, &db_list.head);
mutex_unlock(&db_list.lock);
+ ret = dma_buf_stats_setup(dmabuf);
+ if (ret)
+ goto err_sysfs;
+
return dmabuf;
err_sysfs:
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index 8acdb244b99f..952a8aa69b9e 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -1386,14 +1386,8 @@ static int smu_disable_dpms(struct smu_context *smu)
{
struct amdgpu_device *adev = smu->adev;
int ret = 0;
- /*
- * TODO: (adev->in_suspend && !adev->in_s0ix) is added to pair
- * the workaround which always reset the asic in suspend.
- * It's likely that workaround will be dropped in the future.
- * Then the change here should be dropped together.
- */
bool use_baco = !smu->is_apu &&
- (((amdgpu_in_reset(adev) || (adev->in_suspend && !adev->in_s0ix)) &&
+ ((amdgpu_in_reset(adev) &&
(amdgpu_asic_reset_method(adev) == AMD_RESET_METHOD_BACO)) ||
((adev->in_runpm || adev->in_s4) && amdgpu_asic_supports_baco(adev)));
diff --git a/drivers/gpu/drm/nouveau/nouveau_backlight.c b/drivers/gpu/drm/nouveau/nouveau_backlight.c
index 12965a832f94..aa8ed08fe9a7 100644
--- a/drivers/gpu/drm/nouveau/nouveau_backlight.c
+++ b/drivers/gpu/drm/nouveau/nouveau_backlight.c
@@ -46,8 +46,9 @@ static bool
nouveau_get_backlight_name(char backlight_name[BL_NAME_SIZE],
struct nouveau_backlight *bl)
{
- const int nb = ida_simple_get(&bl_ida, 0, 0, GFP_KERNEL);
- if (nb < 0 || nb >= 100)
+ const int nb = ida_alloc_max(&bl_ida, 99, GFP_KERNEL);
+
+ if (nb < 0)
return false;
if (nb > 0)
snprintf(backlight_name, BL_NAME_SIZE, "nv_backlight%d", nb);
@@ -411,7 +412,7 @@ nouveau_backlight_init(struct drm_connector *connector)
nv_encoder, ops, &props);
if (IS_ERR(bl->dev)) {
if (bl->id >= 0)
- ida_simple_remove(&bl_ida, bl->id);
+ ida_free(&bl_ida, bl->id);
ret = PTR_ERR(bl->dev);
goto fail_alloc;
}
@@ -439,7 +440,7 @@ nouveau_backlight_fini(struct drm_connector *connector)
return;
if (bl->id >= 0)
- ida_simple_remove(&bl_ida, bl->id);
+ ida_free(&bl_ida, bl->id);
backlight_device_unregister(bl->dev);
nv_conn->backlight = NULL;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
index d0d52c1d4aee..950a3de3e116 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
@@ -123,7 +123,7 @@ nvkm_device_tegra_probe_iommu(struct nvkm_device_tegra *tdev)
mutex_init(&tdev->iommu.mutex);
- if (iommu_present(&platform_bus_type)) {
+ if (device_iommu_mapped(dev)) {
tdev->iommu.domain = iommu_domain_alloc(&platform_bus_type);
if (!tdev->iommu.domain)
goto error;
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index 07887cbfd9cb..ef7bea7c43a0 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -38,6 +38,7 @@
#include <drm/drm_scdc_helper.h>
#include <linux/clk.h>
#include <linux/component.h>
+#include <linux/gpio/consumer.h>
#include <linux/i2c.h>
#include <linux/of_address.h>
#include <linux/of_gpio.h>
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_cmd.c b/drivers/gpu/drm/vmwgfx/vmwgfx_cmd.c
index a3bfbb6c3e14..162dfeb1cc5a 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_cmd.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cmd.c
@@ -528,7 +528,7 @@ int vmw_cmd_send_fence(struct vmw_private *dev_priv, uint32_t *seqno)
*seqno = atomic_add_return(1, &dev_priv->marker_seq);
} while (*seqno == 0);
- if (!(vmw_fifo_caps(dev_priv) & SVGA_FIFO_CAP_FENCE)) {
+ if (!vmw_has_fences(dev_priv)) {
/*
* Don't request hardware to send a fence. The
@@ -675,11 +675,14 @@ int vmw_cmd_emit_dummy_query(struct vmw_private *dev_priv,
*/
bool vmw_cmd_supported(struct vmw_private *vmw)
{
- if ((vmw->capabilities & (SVGA_CAP_COMMAND_BUFFERS |
- SVGA_CAP_CMD_BUFFERS_2)) != 0)
- return true;
+ bool has_cmdbufs =
+ (vmw->capabilities & (SVGA_CAP_COMMAND_BUFFERS |
+ SVGA_CAP_CMD_BUFFERS_2)) != 0;
+ if (vmw_is_svga_v3(vmw))
+ return (has_cmdbufs &&
+ (vmw->capabilities & SVGA_CAP_GBOBJECTS) != 0);
/*
* We have FIFO cmd's
*/
- return vmw->fifo_mem != NULL;
+ return has_cmdbufs || vmw->fifo_mem != NULL;
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index f9f28516ffb4..288e883177be 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -1677,4 +1677,12 @@ static inline void vmw_irq_status_write(struct vmw_private *vmw,
outl(status, vmw->io_start + SVGA_IRQSTATUS_PORT);
}
+static inline bool vmw_has_fences(struct vmw_private *vmw)
+{
+ if ((vmw->capabilities & (SVGA_CAP_COMMAND_BUFFERS |
+ SVGA_CAP_CMD_BUFFERS_2)) != 0)
+ return true;
+ return (vmw_fifo_caps(vmw) & SVGA_FIFO_CAP_FENCE) != 0;
+}
+
#endif
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
index d18c6a56e3dc..f18ed03a8b2d 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
@@ -490,7 +490,7 @@ static int vmw_fb_kms_detach(struct vmw_fb_par *par,
static int vmw_fb_kms_framebuffer(struct fb_info *info)
{
- struct drm_mode_fb_cmd2 mode_cmd;
+ struct drm_mode_fb_cmd2 mode_cmd = {0};
struct vmw_fb_par *par = info->par;
struct fb_var_screeninfo *var = &info->var;
struct drm_framebuffer *cur_fb;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
index b4d9d7258a54..b32ddbb992de 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
@@ -85,6 +85,22 @@ fman_from_fence(struct vmw_fence_obj *fence)
return container_of(fence->base.lock, struct vmw_fence_manager, lock);
}
+static u32 vmw_fence_goal_read(struct vmw_private *vmw)
+{
+ if ((vmw->capabilities2 & SVGA_CAP2_EXTRA_REGS) != 0)
+ return vmw_read(vmw, SVGA_REG_FENCE_GOAL);
+ else
+ return vmw_fifo_mem_read(vmw, SVGA_FIFO_FENCE_GOAL);
+}
+
+static void vmw_fence_goal_write(struct vmw_private *vmw, u32 value)
+{
+ if ((vmw->capabilities2 & SVGA_CAP2_EXTRA_REGS) != 0)
+ vmw_write(vmw, SVGA_REG_FENCE_GOAL, value);
+ else
+ vmw_fifo_mem_write(vmw, SVGA_FIFO_FENCE_GOAL, value);
+}
+
/*
* Note on fencing subsystem usage of irqs:
* Typically the vmw_fences_update function is called
@@ -400,7 +416,7 @@ static bool vmw_fence_goal_new_locked(struct vmw_fence_manager *fman,
if (likely(!fman->seqno_valid))
return false;
- goal_seqno = vmw_fifo_mem_read(fman->dev_priv, SVGA_FIFO_FENCE_GOAL);
+ goal_seqno = vmw_fence_goal_read(fman->dev_priv);
if (likely(passed_seqno - goal_seqno >= VMW_FENCE_WRAP))
return false;
@@ -408,9 +424,8 @@ static bool vmw_fence_goal_new_locked(struct vmw_fence_manager *fman,
list_for_each_entry(fence, &fman->fence_list, head) {
if (!list_empty(&fence->seq_passed_actions)) {
fman->seqno_valid = true;
- vmw_fifo_mem_write(fman->dev_priv,
- SVGA_FIFO_FENCE_GOAL,
- fence->base.seqno);
+ vmw_fence_goal_write(fman->dev_priv,
+ fence->base.seqno);
break;
}
}
@@ -442,13 +457,12 @@ static bool vmw_fence_goal_check_locked(struct vmw_fence_obj *fence)
if (dma_fence_is_signaled_locked(&fence->base))
return false;
- goal_seqno = vmw_fifo_mem_read(fman->dev_priv, SVGA_FIFO_FENCE_GOAL);
+ goal_seqno = vmw_fence_goal_read(fman->dev_priv);
if (likely(fman->seqno_valid &&
goal_seqno - fence->base.seqno < VMW_FENCE_WRAP))
return false;
- vmw_fifo_mem_write(fman->dev_priv, SVGA_FIFO_FENCE_GOAL,
- fence->base.seqno);
+ vmw_fence_goal_write(fman->dev_priv, fence->base.seqno);
fman->seqno_valid = true;
return true;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
index c5191de365ca..fe4732bf2c9d 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
@@ -32,6 +32,14 @@
#define VMW_FENCE_WRAP (1 << 24)
+static u32 vmw_irqflag_fence_goal(struct vmw_private *vmw)
+{
+ if ((vmw->capabilities2 & SVGA_CAP2_EXTRA_REGS) != 0)
+ return SVGA_IRQFLAG_REG_FENCE_GOAL;
+ else
+ return SVGA_IRQFLAG_FENCE_GOAL;
+}
+
/**
* vmw_thread_fn - Deferred (process context) irq handler
*
@@ -96,7 +104,7 @@ static irqreturn_t vmw_irq_handler(int irq, void *arg)
wake_up_all(&dev_priv->fifo_queue);
if ((masked_status & (SVGA_IRQFLAG_ANY_FENCE |
- SVGA_IRQFLAG_FENCE_GOAL)) &&
+ vmw_irqflag_fence_goal(dev_priv))) &&
!test_and_set_bit(VMW_IRQTHREAD_FENCE, dev_priv->irqthread_pending))
ret = IRQ_WAKE_THREAD;
@@ -137,8 +145,7 @@ bool vmw_seqno_passed(struct vmw_private *dev_priv,
if (likely(dev_priv->last_read_seqno - seqno < VMW_FENCE_WRAP))
return true;
- if (!(vmw_fifo_caps(dev_priv) & SVGA_FIFO_CAP_FENCE) &&
- vmw_fifo_idle(dev_priv, seqno))
+ if (!vmw_has_fences(dev_priv) && vmw_fifo_idle(dev_priv, seqno))
return true;
/**
@@ -160,6 +167,7 @@ int vmw_fallback_wait(struct vmw_private *dev_priv,
unsigned long timeout)
{
struct vmw_fifo_state *fifo_state = dev_priv->fifo;
+ bool fifo_down = false;
uint32_t count = 0;
uint32_t signal_seq;
@@ -176,12 +184,14 @@ int vmw_fallback_wait(struct vmw_private *dev_priv,
*/
if (fifo_idle) {
- down_read(&fifo_state->rwsem);
if (dev_priv->cman) {
ret = vmw_cmdbuf_idle(dev_priv->cman, interruptible,
10*HZ);
if (ret)
goto out_err;
+ } else if (fifo_state) {
+ down_read(&fifo_state->rwsem);
+ fifo_down = true;
}
}
@@ -218,12 +228,12 @@ int vmw_fallback_wait(struct vmw_private *dev_priv,
}
}
finish_wait(&dev_priv->fence_queue, &__wait);
- if (ret == 0 && fifo_idle)
+ if (ret == 0 && fifo_idle && fifo_state)
vmw_fence_write(dev_priv, signal_seq);
wake_up_all(&dev_priv->fence_queue);
out_err:
- if (fifo_idle)
+ if (fifo_down)
up_read(&fifo_state->rwsem);
return ret;
@@ -266,13 +276,13 @@ void vmw_seqno_waiter_remove(struct vmw_private *dev_priv)
void vmw_goal_waiter_add(struct vmw_private *dev_priv)
{
- vmw_generic_waiter_add(dev_priv, SVGA_IRQFLAG_FENCE_GOAL,
+ vmw_generic_waiter_add(dev_priv, vmw_irqflag_fence_goal(dev_priv),
&dev_priv->goal_queue_waiters);
}
void vmw_goal_waiter_remove(struct vmw_private *dev_priv)
{
- vmw_generic_waiter_remove(dev_priv, SVGA_IRQFLAG_FENCE_GOAL,
+ vmw_generic_waiter_remove(dev_priv, vmw_irqflag_fence_goal(dev_priv),
&dev_priv->goal_queue_waiters);
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 14e8f665b13b..50c64e7813be 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -1336,7 +1336,6 @@ vmw_kms_new_framebuffer(struct vmw_private *dev_priv,
ret = vmw_kms_new_framebuffer_surface(dev_priv, surface, &vfb,
mode_cmd,
is_bo_proxy);
-
/*
* vmw_create_bo_proxy() adds a reference that is no longer
* needed
@@ -1398,13 +1397,16 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
ret = vmw_user_lookup_handle(dev_priv, tfile,
mode_cmd->handles[0],
&surface, &bo);
- if (ret)
+ if (ret) {
+ DRM_ERROR("Invalid buffer object handle %u (0x%x).\n",
+ mode_cmd->handles[0], mode_cmd->handles[0]);
goto err_out;
+ }
if (!bo &&
!vmw_kms_srf_ok(dev_priv, mode_cmd->width, mode_cmd->height)) {
- DRM_ERROR("Surface size cannot exceed %dx%d",
+ DRM_ERROR("Surface size cannot exceed %dx%d\n",
dev_priv->texture_max_width,
dev_priv->texture_max_height);
goto err_out;
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index ccdaeafed0bb..51f1caa10d11 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -944,7 +944,7 @@ config SENSORS_LTC4261
config SENSORS_LTQ_CPUTEMP
bool "Lantiq cpu temperature sensor driver"
- depends on LANTIQ
+ depends on SOC_XWAY
help
If you say yes here you get support for the temperature
sensor inside your CPU.
diff --git a/drivers/hwmon/f71882fg.c b/drivers/hwmon/f71882fg.c
index 4dec793fd07d..94b35723ee7a 100644
--- a/drivers/hwmon/f71882fg.c
+++ b/drivers/hwmon/f71882fg.c
@@ -1577,8 +1577,9 @@ static ssize_t show_temp(struct device *dev, struct device_attribute *devattr,
temp *= 125;
if (sign)
temp -= 128000;
- } else
- temp = data->temp[nr] * 1000;
+ } else {
+ temp = ((s8)data->temp[nr]) * 1000;
+ }
return sprintf(buf, "%d\n", temp);
}
diff --git a/drivers/hwmon/tmp401.c b/drivers/hwmon/tmp401.c
index 9dc210b55e69..48466b0a4bb0 100644
--- a/drivers/hwmon/tmp401.c
+++ b/drivers/hwmon/tmp401.c
@@ -730,10 +730,21 @@ static int tmp401_probe(struct i2c_client *client)
return 0;
}
+static const struct of_device_id __maybe_unused tmp4xx_of_match[] = {
+ { .compatible = "ti,tmp401", },
+ { .compatible = "ti,tmp411", },
+ { .compatible = "ti,tmp431", },
+ { .compatible = "ti,tmp432", },
+ { .compatible = "ti,tmp435", },
+ { },
+};
+MODULE_DEVICE_TABLE(of, tmp4xx_of_match);
+
static struct i2c_driver tmp401_driver = {
.class = I2C_CLASS_HWMON,
.driver = {
.name = "tmp401",
+ .of_match_table = of_match_ptr(tmp4xx_of_match),
},
.probe_new = tmp401_probe,
.id_table = tmp401_id,
diff --git a/drivers/infiniband/hw/irdma/cm.c b/drivers/infiniband/hw/irdma/cm.c
index 082a3ddb0fa3..632f65e53b63 100644
--- a/drivers/infiniband/hw/irdma/cm.c
+++ b/drivers/infiniband/hw/irdma/cm.c
@@ -3242,15 +3242,10 @@ enum irdma_status_code irdma_setup_cm_core(struct irdma_device *iwdev,
*/
void irdma_cleanup_cm_core(struct irdma_cm_core *cm_core)
{
- unsigned long flags;
-
if (!cm_core)
return;
- spin_lock_irqsave(&cm_core->ht_lock, flags);
- if (timer_pending(&cm_core->tcp_timer))
- del_timer_sync(&cm_core->tcp_timer);
- spin_unlock_irqrestore(&cm_core->ht_lock, flags);
+ del_timer_sync(&cm_core->tcp_timer);
destroy_workqueue(cm_core->event_wq);
cm_core->dev->ws_reset(&cm_core->iwdev->vsi);
diff --git a/drivers/interconnect/core.c b/drivers/interconnect/core.c
index 9050ca1f4285..808f6e7a8048 100644
--- a/drivers/interconnect/core.c
+++ b/drivers/interconnect/core.c
@@ -1087,9 +1087,15 @@ static int of_count_icc_providers(struct device_node *np)
{
struct device_node *child;
int count = 0;
+ const struct of_device_id __maybe_unused ignore_list[] = {
+ { .compatible = "qcom,sc7180-ipa-virt" },
+ { .compatible = "qcom,sdx55-ipa-virt" },
+ {}
+ };
for_each_available_child_of_node(np, child) {
- if (of_property_read_bool(child, "#interconnect-cells"))
+ if (of_property_read_bool(child, "#interconnect-cells") &&
+ likely(!of_match_node(ignore_list, child)))
count++;
count += of_count_icc_providers(child);
}
diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-nvidia.c b/drivers/iommu/arm/arm-smmu/arm-smmu-nvidia.c
index 01e9b50b10a1..87bf522b9d2e 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu-nvidia.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu-nvidia.c
@@ -258,6 +258,34 @@ static void nvidia_smmu_probe_finalize(struct arm_smmu_device *smmu, struct devi
dev_name(dev), err);
}
+static int nvidia_smmu_init_context(struct arm_smmu_domain *smmu_domain,
+ struct io_pgtable_cfg *pgtbl_cfg,
+ struct device *dev)
+{
+ struct arm_smmu_device *smmu = smmu_domain->smmu;
+ const struct device_node *np = smmu->dev->of_node;
+
+ /*
+ * Tegra194 and Tegra234 SoCs have the erratum that causes walk cache
+ * entries to not be invalidated correctly. The problem is that the walk
+ * cache index generated for IOVA is not same across translation and
+ * invalidation requests. This is leading to page faults when PMD entry
+ * is released during unmap and populated with new PTE table during
+ * subsequent map request. Disabling large page mappings avoids the
+ * release of PMD entry and avoid translations seeing stale PMD entry in
+ * walk cache.
+ * Fix this by limiting the page mappings to PAGE_SIZE on Tegra194 and
+ * Tegra234.
+ */
+ if (of_device_is_compatible(np, "nvidia,tegra234-smmu") ||
+ of_device_is_compatible(np, "nvidia,tegra194-smmu")) {
+ smmu->pgsize_bitmap = PAGE_SIZE;
+ pgtbl_cfg->pgsize_bitmap = smmu->pgsize_bitmap;
+ }
+
+ return 0;
+}
+
static const struct arm_smmu_impl nvidia_smmu_impl = {
.read_reg = nvidia_smmu_read_reg,
.write_reg = nvidia_smmu_write_reg,
@@ -268,10 +296,12 @@ static const struct arm_smmu_impl nvidia_smmu_impl = {
.global_fault = nvidia_smmu_global_fault,
.context_fault = nvidia_smmu_context_fault,
.probe_finalize = nvidia_smmu_probe_finalize,
+ .init_context = nvidia_smmu_init_context,
};
static const struct arm_smmu_impl nvidia_smmu_single_impl = {
.probe_finalize = nvidia_smmu_probe_finalize,
+ .init_context = nvidia_smmu_init_context,
};
struct arm_smmu_device *nvidia_smmu_impl_init(struct arm_smmu_device *smmu)
diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c
index 2e314e3021d8..b3a43a3d90e4 100644
--- a/drivers/net/dsa/bcm_sf2.c
+++ b/drivers/net/dsa/bcm_sf2.c
@@ -796,6 +796,9 @@ static void bcm_sf2_sw_mac_link_down(struct dsa_switch *ds, int port,
struct bcm_sf2_priv *priv = bcm_sf2_to_priv(ds);
u32 reg, offset;
+ if (priv->wol_ports_mask & BIT(port))
+ return;
+
if (port != core_readl(priv, CORE_IMP0_PRT_ID)) {
if (priv->type == BCM4908_DEVICE_ID ||
priv->type == BCM7445_DEVICE_ID)
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
index 3a529ee8c834..831833911a52 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
@@ -449,7 +449,7 @@ static int aq_pm_freeze(struct device *dev)
static int aq_pm_suspend_poweroff(struct device *dev)
{
- return aq_suspend_common(dev, false);
+ return aq_suspend_common(dev, true);
}
static int aq_pm_thaw(struct device *dev)
@@ -459,7 +459,7 @@ static int aq_pm_thaw(struct device *dev)
static int aq_pm_resume_restore(struct device *dev)
{
- return atl_resume_common(dev, false);
+ return atl_resume_common(dev, true);
}
static const struct dev_pm_ops aq_pm_ops = {
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 8bcc39b1575c..ea1391753752 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -3950,6 +3950,10 @@ static int bcmgenet_probe(struct platform_device *pdev)
goto err;
}
priv->wol_irq = platform_get_irq_optional(pdev, 2);
+ if (priv->wol_irq == -EPROBE_DEFER) {
+ err = priv->wol_irq;
+ goto err;
+ }
priv->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(priv->base)) {
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
index 64144b6171d7..b1c9f65ab10f 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
@@ -2793,14 +2793,14 @@ int t4_get_raw_vpd_params(struct adapter *adapter, struct vpd_params *p)
goto out;
na = ret;
- memcpy(p->id, vpd + id, min_t(int, id_len, ID_LEN));
+ memcpy(p->id, vpd + id, min_t(unsigned int, id_len, ID_LEN));
strim(p->id);
- memcpy(p->sn, vpd + sn, min_t(int, sn_len, SERNUM_LEN));
+ memcpy(p->sn, vpd + sn, min_t(unsigned int, sn_len, SERNUM_LEN));
strim(p->sn);
- memcpy(p->pn, vpd + pn, min_t(int, pn_len, PN_LEN));
+ memcpy(p->pn, vpd + pn, min_t(unsigned int, pn_len, PN_LEN));
strim(p->pn);
- memcpy(p->na, vpd + na, min_t(int, na_len, MACADDR_LEN));
- strim((char *)p->na);
+ memcpy(p->na, vpd + na, min_t(unsigned int, na_len, MACADDR_LEN));
+ strim(p->na);
out:
vfree(vpd);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index ad73dd2540e7..29387f0814e9 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -7535,42 +7535,43 @@ static void i40e_free_macvlan_channels(struct i40e_vsi *vsi)
static int i40e_fwd_ring_up(struct i40e_vsi *vsi, struct net_device *vdev,
struct i40e_fwd_adapter *fwd)
{
+ struct i40e_channel *ch = NULL, *ch_tmp, *iter;
int ret = 0, num_tc = 1, i, aq_err;
- struct i40e_channel *ch, *ch_tmp;
struct i40e_pf *pf = vsi->back;
struct i40e_hw *hw = &pf->hw;
- if (list_empty(&vsi->macvlan_list))
- return -EINVAL;
-
/* Go through the list and find an available channel */
- list_for_each_entry_safe(ch, ch_tmp, &vsi->macvlan_list, list) {
- if (!i40e_is_channel_macvlan(ch)) {
- ch->fwd = fwd;
+ list_for_each_entry_safe(iter, ch_tmp, &vsi->macvlan_list, list) {
+ if (!i40e_is_channel_macvlan(iter)) {
+ iter->fwd = fwd;
/* record configuration for macvlan interface in vdev */
for (i = 0; i < num_tc; i++)
netdev_bind_sb_channel_queue(vsi->netdev, vdev,
i,
- ch->num_queue_pairs,
- ch->base_queue);
- for (i = 0; i < ch->num_queue_pairs; i++) {
+ iter->num_queue_pairs,
+ iter->base_queue);
+ for (i = 0; i < iter->num_queue_pairs; i++) {
struct i40e_ring *tx_ring, *rx_ring;
u16 pf_q;
- pf_q = ch->base_queue + i;
+ pf_q = iter->base_queue + i;
/* Get to TX ring ptr */
tx_ring = vsi->tx_rings[pf_q];
- tx_ring->ch = ch;
+ tx_ring->ch = iter;
/* Get the RX ring ptr */
rx_ring = vsi->rx_rings[pf_q];
- rx_ring->ch = ch;
+ rx_ring->ch = iter;
}
+ ch = iter;
break;
}
}
+ if (!ch)
+ return -EINVAL;
+
/* Guarantee all rings are updated before we update the
* MAC address filter.
*/
diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h
index df65bb494695..89bca2ed895a 100644
--- a/drivers/net/ethernet/intel/ice/ice.h
+++ b/drivers/net/ethernet/intel/ice/ice.h
@@ -452,6 +452,7 @@ struct ice_pf {
struct mutex avail_q_mutex; /* protects access to avail_[rx|tx]qs */
struct mutex sw_mutex; /* lock for protecting VSI alloc flow */
struct mutex tc_mutex; /* lock to protect TC changes */
+ struct mutex adev_mutex; /* lock to protect aux device access */
u32 msg_enable;
struct ice_ptp ptp;
u16 num_rdma_msix; /* Total MSIX vectors for RDMA driver */
diff --git a/drivers/net/ethernet/intel/ice/ice_idc.c b/drivers/net/ethernet/intel/ice/ice_idc.c
index a2714988dd96..1dd3622991c6 100644
--- a/drivers/net/ethernet/intel/ice/ice_idc.c
+++ b/drivers/net/ethernet/intel/ice/ice_idc.c
@@ -37,14 +37,17 @@ void ice_send_event_to_aux(struct ice_pf *pf, struct iidc_event *event)
if (WARN_ON_ONCE(!in_task()))
return;
+ mutex_lock(&pf->adev_mutex);
if (!pf->adev)
- return;
+ goto finish;
device_lock(&pf->adev->dev);
iadrv = ice_get_auxiliary_drv(pf);
if (iadrv && iadrv->event_handler)
iadrv->event_handler(pf, event);
device_unlock(&pf->adev->dev);
+finish:
+ mutex_unlock(&pf->adev_mutex);
}
/**
@@ -285,7 +288,6 @@ int ice_plug_aux_dev(struct ice_pf *pf)
return -ENOMEM;
adev = &iadev->adev;
- pf->adev = adev;
iadev->pf = pf;
adev->id = pf->aux_idx;
@@ -295,18 +297,20 @@ int ice_plug_aux_dev(struct ice_pf *pf)
ret = auxiliary_device_init(adev);
if (ret) {
- pf->adev = NULL;
kfree(iadev);
return ret;
}
ret = auxiliary_device_add(adev);
if (ret) {
- pf->adev = NULL;
auxiliary_device_uninit(adev);
return ret;
}
+ mutex_lock(&pf->adev_mutex);
+ pf->adev = adev;
+ mutex_unlock(&pf->adev_mutex);
+
return 0;
}
@@ -315,12 +319,17 @@ int ice_plug_aux_dev(struct ice_pf *pf)
*/
void ice_unplug_aux_dev(struct ice_pf *pf)
{
- if (!pf->adev)
- return;
+ struct auxiliary_device *adev;
- auxiliary_device_delete(pf->adev);
- auxiliary_device_uninit(pf->adev);
+ mutex_lock(&pf->adev_mutex);
+ adev = pf->adev;
pf->adev = NULL;
+ mutex_unlock(&pf->adev_mutex);
+
+ if (adev) {
+ auxiliary_device_delete(adev);
+ auxiliary_device_uninit(adev);
+ }
}
/**
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index f330bd0acf9f..27b5c75ce386 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -3447,6 +3447,7 @@ u16 ice_get_avail_rxq_count(struct ice_pf *pf)
static void ice_deinit_pf(struct ice_pf *pf)
{
ice_service_task_stop(pf);
+ mutex_destroy(&pf->adev_mutex);
mutex_destroy(&pf->sw_mutex);
mutex_destroy(&pf->tc_mutex);
mutex_destroy(&pf->avail_q_mutex);
@@ -3527,6 +3528,7 @@ static int ice_init_pf(struct ice_pf *pf)
mutex_init(&pf->sw_mutex);
mutex_init(&pf->tc_mutex);
+ mutex_init(&pf->adev_mutex);
INIT_HLIST_HEAD(&pf->aq_wait_list);
spin_lock_init(&pf->aq_wait_lock);
diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c
index eb9193682579..ef26ff351b57 100644
--- a/drivers/net/ethernet/intel/ice/ice_ptp.c
+++ b/drivers/net/ethernet/intel/ice/ice_ptp.c
@@ -1375,6 +1375,7 @@ ice_ptp_init_tx_e810(struct ice_pf *pf, struct ice_ptp_tx *tx)
/**
* ice_ptp_tx_tstamp_cleanup - Cleanup old timestamp requests that got dropped
+ * @hw: pointer to the hw struct
* @tx: PTP Tx tracker to clean up
*
* Loop through the Tx timestamp requests and see if any of them have been
@@ -1383,7 +1384,7 @@ ice_ptp_init_tx_e810(struct ice_pf *pf, struct ice_ptp_tx *tx)
* timestamp will never be captured. This might happen if the packet gets
* discarded before it reaches the PHY timestamping block.
*/
-static void ice_ptp_tx_tstamp_cleanup(struct ice_ptp_tx *tx)
+static void ice_ptp_tx_tstamp_cleanup(struct ice_hw *hw, struct ice_ptp_tx *tx)
{
u8 idx;
@@ -1392,11 +1393,16 @@ static void ice_ptp_tx_tstamp_cleanup(struct ice_ptp_tx *tx)
for_each_set_bit(idx, tx->in_use, tx->len) {
struct sk_buff *skb;
+ u64 raw_tstamp;
/* Check if this SKB has been waiting for too long */
if (time_is_after_jiffies(tx->tstamps[idx].start + 2 * HZ))
continue;
+ /* Read tstamp to be able to use this register again */
+ ice_read_phy_tstamp(hw, tx->quad, idx + tx->quad_offset,
+ &raw_tstamp);
+
spin_lock(&tx->lock);
skb = tx->tstamps[idx].skb;
tx->tstamps[idx].skb = NULL;
@@ -1418,7 +1424,7 @@ static void ice_ptp_periodic_work(struct kthread_work *work)
ice_ptp_update_cached_phctime(pf);
- ice_ptp_tx_tstamp_cleanup(&pf->ptp.port.tx);
+ ice_ptp_tx_tstamp_cleanup(&pf->hw, &pf->ptp.port.tx);
/* Run twice a second */
kthread_queue_delayed_work(ptp->kworker, &ptp->work,
diff --git a/drivers/net/ethernet/mediatek/mtk_ppe.c b/drivers/net/ethernet/mediatek/mtk_ppe.c
index 3ad10c793308..66298e2235c9 100644
--- a/drivers/net/ethernet/mediatek/mtk_ppe.c
+++ b/drivers/net/ethernet/mediatek/mtk_ppe.c
@@ -395,7 +395,7 @@ static void mtk_ppe_init_foe_table(struct mtk_ppe *ppe)
static const u8 skip[] = { 12, 25, 38, 51, 76, 89, 102 };
int i, k;
- memset(ppe->foe_table, 0, MTK_PPE_ENTRIES * sizeof(ppe->foe_table));
+ memset(ppe->foe_table, 0, MTK_PPE_ENTRIES * sizeof(*ppe->foe_table));
if (!IS_ENABLED(CONFIG_SOC_MT7621))
return;
diff --git a/drivers/net/ethernet/mscc/ocelot_flower.c b/drivers/net/ethernet/mscc/ocelot_flower.c
index f1323af99b0c..a3a5ad5dbb0e 100644
--- a/drivers/net/ethernet/mscc/ocelot_flower.c
+++ b/drivers/net/ethernet/mscc/ocelot_flower.c
@@ -206,9 +206,10 @@ static int ocelot_flower_parse_action(struct ocelot *ocelot, int port,
filter->type = OCELOT_VCAP_FILTER_OFFLOAD;
break;
case FLOW_ACTION_TRAP:
- if (filter->block_id != VCAP_IS2) {
+ if (filter->block_id != VCAP_IS2 ||
+ filter->lookup != 0) {
NL_SET_ERR_MSG_MOD(extack,
- "Trap action can only be offloaded to VCAP IS2");
+ "Trap action can only be offloaded to VCAP IS2 lookup 0");
return -EOPNOTSUPP;
}
if (filter->goto_target != -1) {
diff --git a/drivers/net/ethernet/mscc/ocelot_vcap.c b/drivers/net/ethernet/mscc/ocelot_vcap.c
index 99d7376a70a7..732a4ef22518 100644
--- a/drivers/net/ethernet/mscc/ocelot_vcap.c
+++ b/drivers/net/ethernet/mscc/ocelot_vcap.c
@@ -373,7 +373,6 @@ static void is2_entry_set(struct ocelot *ocelot, int ix,
OCELOT_VCAP_BIT_0);
vcap_key_set(vcap, &data, VCAP_IS2_HK_IGR_PORT_MASK, 0,
~filter->ingress_port_mask);
- vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_FIRST, OCELOT_VCAP_BIT_ANY);
vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_HOST_MATCH,
OCELOT_VCAP_BIT_ANY);
vcap_key_bit_set(vcap, &data, VCAP_IS2_HK_L2_MC, filter->dmac_mc);
@@ -1153,6 +1152,8 @@ int ocelot_vcap_filter_add(struct ocelot *ocelot,
struct ocelot_vcap_filter *tmp;
tmp = ocelot_vcap_block_find_filter_by_index(block, i);
+ /* Read back the filter's counters before moving it */
+ vcap_entry_get(ocelot, i - 1, tmp);
vcap_entry_set(ocelot, i, tmp);
}
@@ -1192,7 +1193,11 @@ int ocelot_vcap_filter_del(struct ocelot *ocelot,
struct ocelot_vcap_filter del_filter;
int i, index;
+ /* Need to inherit the block_id so that vcap_entry_set()
+ * does not get confused and knows where to install it.
+ */
memset(&del_filter, 0, sizeof(del_filter));
+ del_filter.block_id = filter->block_id;
/* Gets index of the filter */
index = ocelot_vcap_block_get_filter_index(block, filter);
@@ -1207,6 +1212,8 @@ int ocelot_vcap_filter_del(struct ocelot *ocelot,
struct ocelot_vcap_filter *tmp;
tmp = ocelot_vcap_block_find_filter_by_index(block, i);
+ /* Read back the filter's counters before moving it */
+ vcap_entry_get(ocelot, i + 1, tmp);
vcap_entry_set(ocelot, i, tmp);
}
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c b/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c
index 40fa5bce2ac2..d324c292318b 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c
@@ -255,7 +255,7 @@ static int ionic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
err = ionic_map_bars(ionic);
if (err)
- goto err_out_pci_disable_device;
+ goto err_out_pci_release_regions;
/* Configure the device */
err = ionic_setup(ionic);
@@ -359,6 +359,7 @@ static int ionic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
err_out_unmap_bars:
ionic_unmap_bars(ionic);
+err_out_pci_release_regions:
pci_release_regions(pdev);
err_out_pci_disable_device:
pci_disable_device(pdev);
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index e7e2223aebbf..f5a4d8f4fd11 100644
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -3579,6 +3579,11 @@ static int efx_ef10_mtd_probe(struct efx_nic *efx)
n_parts++;
}
+ if (!n_parts) {
+ kfree(parts);
+ return 0;
+ }
+
rc = efx_mtd_add(efx, &parts[0].common, n_parts, sizeof(*parts));
fail:
if (rc)
diff --git a/drivers/net/ethernet/sfc/efx_channels.c b/drivers/net/ethernet/sfc/efx_channels.c
index 1f8cfd806008..d5f2ccd3bca4 100644
--- a/drivers/net/ethernet/sfc/efx_channels.c
+++ b/drivers/net/ethernet/sfc/efx_channels.c
@@ -844,7 +844,9 @@ static void efx_set_xdp_channels(struct efx_nic *efx)
int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries)
{
- struct efx_channel *other_channel[EFX_MAX_CHANNELS], *channel;
+ struct efx_channel *other_channel[EFX_MAX_CHANNELS], *channel,
+ *ptp_channel = efx_ptp_channel(efx);
+ struct efx_ptp_data *ptp_data = efx->ptp_data;
unsigned int i, next_buffer_table = 0;
u32 old_rxq_entries, old_txq_entries;
int rc, rc2;
@@ -897,11 +899,8 @@ int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries)
old_txq_entries = efx->txq_entries;
efx->rxq_entries = rxq_entries;
efx->txq_entries = txq_entries;
- for (i = 0; i < efx->n_channels; i++) {
- channel = efx->channel[i];
- efx->channel[i] = other_channel[i];
- other_channel[i] = channel;
- }
+ for (i = 0; i < efx->n_channels; i++)
+ swap(efx->channel[i], other_channel[i]);
/* Restart buffer table allocation */
efx->next_buffer_table = next_buffer_table;
@@ -918,6 +917,7 @@ int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries)
efx_set_xdp_channels(efx);
out:
+ efx->ptp_data = NULL;
/* Destroy unused channel structures */
for (i = 0; i < efx->n_channels; i++) {
channel = other_channel[i];
@@ -928,6 +928,7 @@ int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries)
}
}
+ efx->ptp_data = ptp_data;
rc2 = efx_soft_enable_interrupts(efx);
if (rc2) {
rc = rc ? rc : rc2;
@@ -944,11 +945,9 @@ int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries)
/* Swap back */
efx->rxq_entries = old_rxq_entries;
efx->txq_entries = old_txq_entries;
- for (i = 0; i < efx->n_channels; i++) {
- channel = efx->channel[i];
- efx->channel[i] = other_channel[i];
- other_channel[i] = channel;
- }
+ for (i = 0; i < efx->n_channels; i++)
+ swap(efx->channel[i], other_channel[i]);
+ efx_ptp_update_channel(efx, ptp_channel);
goto out;
}
diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c
index 797e51802ccb..725b0f38813a 100644
--- a/drivers/net/ethernet/sfc/ptp.c
+++ b/drivers/net/ethernet/sfc/ptp.c
@@ -45,6 +45,7 @@
#include "farch_regs.h"
#include "tx.h"
#include "nic.h" /* indirectly includes ptp.h */
+#include "efx_channels.h"
/* Maximum number of events expected to make up a PTP event */
#define MAX_EVENT_FRAGS 3
@@ -541,6 +542,12 @@ struct efx_channel *efx_ptp_channel(struct efx_nic *efx)
return efx->ptp_data ? efx->ptp_data->channel : NULL;
}
+void efx_ptp_update_channel(struct efx_nic *efx, struct efx_channel *channel)
+{
+ if (efx->ptp_data)
+ efx->ptp_data->channel = channel;
+}
+
static u32 last_sync_timestamp_major(struct efx_nic *efx)
{
struct efx_channel *channel = efx_ptp_channel(efx);
@@ -1443,6 +1450,11 @@ int efx_ptp_probe(struct efx_nic *efx, struct efx_channel *channel)
int rc = 0;
unsigned int pos;
+ if (efx->ptp_data) {
+ efx->ptp_data->channel = channel;
+ return 0;
+ }
+
ptp = kzalloc(sizeof(struct efx_ptp_data), GFP_KERNEL);
efx->ptp_data = ptp;
if (!efx->ptp_data)
@@ -2179,7 +2191,7 @@ static const struct efx_channel_type efx_ptp_channel_type = {
.pre_probe = efx_ptp_probe_channel,
.post_remove = efx_ptp_remove_channel,
.get_name = efx_ptp_get_channel_name,
- /* no copy operation; there is no need to reallocate this channel */
+ .copy = efx_copy_channel,
.receive_skb = efx_ptp_rx,
.want_txqs = efx_ptp_want_txqs,
.keep_eventq = false,
diff --git a/drivers/net/ethernet/sfc/ptp.h b/drivers/net/ethernet/sfc/ptp.h
index 9855e8c9e544..7b1ef7002b3f 100644
--- a/drivers/net/ethernet/sfc/ptp.h
+++ b/drivers/net/ethernet/sfc/ptp.h
@@ -16,6 +16,7 @@ struct ethtool_ts_info;
int efx_ptp_probe(struct efx_nic *efx, struct efx_channel *channel);
void efx_ptp_defer_probe_with_channel(struct efx_nic *efx);
struct efx_channel *efx_ptp_channel(struct efx_nic *efx);
+void efx_ptp_update_channel(struct efx_nic *efx, struct efx_channel *channel);
void efx_ptp_remove(struct efx_nic *efx);
int efx_ptp_set_ts_config(struct efx_nic *efx, struct ifreq *ifr);
int efx_ptp_get_ts_config(struct efx_nic *efx, struct ifreq *ifr);
diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
index 642472de5a08..97c1d1ecba34 100644
--- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c
+++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
@@ -934,8 +934,6 @@ static int xemaclite_open(struct net_device *dev)
xemaclite_disable_interrupts(lp);
if (lp->phy_node) {
- u32 bmcr;
-
lp->phy_dev = of_phy_connect(lp->ndev, lp->phy_node,
xemaclite_adjust_link, 0,
PHY_INTERFACE_MODE_MII);
@@ -946,19 +944,6 @@ static int xemaclite_open(struct net_device *dev)
/* EmacLite doesn't support giga-bit speeds */
phy_set_max_speed(lp->phy_dev, SPEED_100);
-
- /* Don't advertise 1000BASE-T Full/Half duplex speeds */
- phy_write(lp->phy_dev, MII_CTRL1000, 0);
-
- /* Advertise only 10 and 100mbps full/half duplex speeds */
- phy_write(lp->phy_dev, MII_ADVERTISE, ADVERTISE_ALL |
- ADVERTISE_CSMA);
-
- /* Restart auto negotiation */
- bmcr = phy_read(lp->phy_dev, MII_BMCR);
- bmcr |= (BMCR_ANENABLE | BMCR_ANRESTART);
- phy_write(lp->phy_dev, MII_BMCR, bmcr);
-
phy_start(lp->phy_dev);
}
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index e2ac61f44c94..64d829ed9887 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -1544,6 +1544,7 @@ static struct phy_driver ksphy_driver[] = {
.name = "Micrel KS8737",
/* PHY_BASIC_FEATURES */
.driver_data = &ks8737_type,
+ .probe = kszphy_probe,
.config_init = kszphy_config_init,
.config_intr = kszphy_config_intr,
.handle_interrupt = kszphy_handle_interrupt,
@@ -1669,8 +1670,8 @@ static struct phy_driver ksphy_driver[] = {
.config_init = ksz8061_config_init,
.config_intr = kszphy_config_intr,
.handle_interrupt = kszphy_handle_interrupt,
- .suspend = kszphy_suspend,
- .resume = kszphy_resume,
+ .suspend = genphy_suspend,
+ .resume = genphy_resume,
}, {
.phy_id = PHY_ID_KSZ9021,
.phy_id_mask = 0x000ffffe,
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index beb2b66da132..f122026c4682 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -970,8 +970,13 @@ static irqreturn_t phy_interrupt(int irq, void *phy_dat)
{
struct phy_device *phydev = phy_dat;
struct phy_driver *drv = phydev->drv;
+ irqreturn_t ret;
- return drv->handle_interrupt(phydev);
+ mutex_lock(&phydev->lock);
+ ret = drv->handle_interrupt(phydev);
+ mutex_unlock(&phydev->lock);
+
+ return ret;
}
/**
diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c
index 4720b24ca51b..90dfefc1f5f8 100644
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -250,6 +250,7 @@ struct sfp {
struct sfp_eeprom_id id;
unsigned int module_power_mW;
unsigned int module_t_start_up;
+ bool tx_fault_ignore;
#if IS_ENABLED(CONFIG_HWMON)
struct sfp_diag diag;
@@ -1945,6 +1946,12 @@ static int sfp_sm_mod_probe(struct sfp *sfp, bool report)
else
sfp->module_t_start_up = T_START_UP;
+ if (!memcmp(id.base.vendor_name, "HUAWEI ", 16) &&
+ !memcmp(id.base.vendor_pn, "MA5671A ", 16))
+ sfp->tx_fault_ignore = true;
+ else
+ sfp->tx_fault_ignore = false;
+
return 0;
}
@@ -2397,7 +2404,10 @@ static void sfp_check_state(struct sfp *sfp)
mutex_lock(&sfp->st_mutex);
state = sfp_get_state(sfp);
changed = state ^ sfp->state;
- changed &= SFP_F_PRESENT | SFP_F_LOS | SFP_F_TX_FAULT;
+ if (sfp->tx_fault_ignore)
+ changed &= SFP_F_PRESENT | SFP_F_LOS;
+ else
+ changed &= SFP_F_PRESENT | SFP_F_LOS | SFP_F_TX_FAULT;
for (i = 0; i < GPIO_MAX; i++)
if (changed & BIT(i))
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
index 125479b5c0d6..fc4197bf2478 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
@@ -322,7 +322,7 @@ void iwl_dbg_tlv_del_timers(struct iwl_trans *trans)
struct iwl_dbg_tlv_timer_node *node, *tmp;
list_for_each_entry_safe(node, tmp, timer_list, list) {
- del_timer(&node->timer);
+ del_timer_sync(&node->timer);
list_del(&node->list);
kfree(node);
}
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 0aeb1e1ec93f..c3189e2c7c93 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -2336,11 +2336,13 @@ static void hw_scan_work(struct work_struct *work)
if (req->ie_len)
skb_put_data(probe, req->ie, req->ie_len);
+ rcu_read_lock();
if (!ieee80211_tx_prepare_skb(hwsim->hw,
hwsim->hw_scan_vif,
probe,
hwsim->tmp_chan->band,
NULL)) {
+ rcu_read_unlock();
kfree_skb(probe);
continue;
}
@@ -2348,6 +2350,7 @@ static void hw_scan_work(struct work_struct *work)
local_bh_disable();
mac80211_hwsim_tx_frame(hwsim->hw, probe,
hwsim->tmp_chan);
+ rcu_read_unlock();
local_bh_enable();
}
}
diff --git a/drivers/platform/surface/aggregator/core.c b/drivers/platform/surface/aggregator/core.c
index c61bbeeec2df..54f86df77a37 100644
--- a/drivers/platform/surface/aggregator/core.c
+++ b/drivers/platform/surface/aggregator/core.c
@@ -816,7 +816,7 @@ static int __init ssam_core_init(void)
err_bus:
return status;
}
-module_init(ssam_core_init);
+subsys_initcall(ssam_core_init);
static void __exit ssam_core_exit(void)
{
diff --git a/drivers/s390/net/ctcm_mpc.c b/drivers/s390/net/ctcm_mpc.c
index f0436f555c62..be03cb123ef4 100644
--- a/drivers/s390/net/ctcm_mpc.c
+++ b/drivers/s390/net/ctcm_mpc.c
@@ -626,8 +626,6 @@ static void mpc_rcvd_sweep_resp(struct mpcg_info *mpcginfo)
ctcm_clear_busy_do(dev);
}
- kfree(mpcginfo);
-
return;
}
@@ -1192,10 +1190,10 @@ static void ctcmpc_unpack_skb(struct channel *ch, struct sk_buff *pskb)
CTCM_FUNTAIL, dev->name);
priv->stats.rx_dropped++;
/* mpcginfo only used for non-data transfers */
- kfree(mpcginfo);
if (do_debug_data)
ctcmpc_dump_skb(pskb, -8);
}
+ kfree(mpcginfo);
}
done:
@@ -1977,7 +1975,6 @@ static void mpc_action_rcvd_xid0(fsm_instance *fsm, int event, void *arg)
}
break;
}
- kfree(mpcginfo);
CTCM_PR_DEBUG("ctcmpc:%s() %s xid2:%i xid7:%i xidt_p2:%i \n",
__func__, ch->id, grp->outstanding_xid2,
@@ -2038,7 +2035,6 @@ static void mpc_action_rcvd_xid7(fsm_instance *fsm, int event, void *arg)
mpc_validate_xid(mpcginfo);
break;
}
- kfree(mpcginfo);
return;
}
diff --git a/drivers/s390/net/ctcm_sysfs.c b/drivers/s390/net/ctcm_sysfs.c
index ded1930a00b2..e3813a7aa5e6 100644
--- a/drivers/s390/net/ctcm_sysfs.c
+++ b/drivers/s390/net/ctcm_sysfs.c
@@ -39,11 +39,12 @@ static ssize_t ctcm_buffer_write(struct device *dev,
struct ctcm_priv *priv = dev_get_drvdata(dev);
int rc;
- ndev = priv->channel[CTCM_READ]->netdev;
- if (!(priv && priv->channel[CTCM_READ] && ndev)) {
+ if (!(priv && priv->channel[CTCM_READ] &&
+ priv->channel[CTCM_READ]->netdev)) {
CTCM_DBF_TEXT(SETUP, CTC_DBF_ERROR, "bfnondev");
return -ENODEV;
}
+ ndev = priv->channel[CTCM_READ]->netdev;
rc = kstrtouint(buf, 0, &bs1);
if (rc)
diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index 440219bcaa2b..06a322bdced6 100644
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -1735,10 +1735,11 @@ lcs_get_control(struct lcs_card *card, struct lcs_cmd *cmd)
lcs_schedule_recovery(card);
break;
case LCS_CMD_STOPLAN:
- pr_warn("Stoplan for %s initiated by LGW\n",
- card->dev->name);
- if (card->dev)
+ if (card->dev) {
+ pr_warn("Stoplan for %s initiated by LGW\n",
+ card->dev->name);
netif_carrier_off(card->dev);
+ }
break;
default:
LCS_DBF_TEXT(5, trace, "noLGWcmd");
diff --git a/drivers/slimbus/qcom-ctrl.c b/drivers/slimbus/qcom-ctrl.c
index f04b961b96cd..ec58091fc948 100644
--- a/drivers/slimbus/qcom-ctrl.c
+++ b/drivers/slimbus/qcom-ctrl.c
@@ -510,9 +510,9 @@ static int qcom_slim_probe(struct platform_device *pdev)
}
ctrl->irq = platform_get_irq(pdev, 0);
- if (!ctrl->irq) {
+ if (ctrl->irq < 0) {
dev_err(&pdev->dev, "no slimbus IRQ\n");
- return -ENODEV;
+ return ctrl->irq;
}
sctrl = &ctrl->ctrl;
diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c
index 2294d5b633b5..1767503de744 100644
--- a/drivers/tty/n_gsm.c
+++ b/drivers/tty/n_gsm.c
@@ -1587,6 +1587,7 @@ static void gsm_dlci_data(struct gsm_dlci *dlci, const u8 *data, int clen)
if (len == 0)
return;
}
+ len--;
slen++;
tty = tty_port_tty_get(port);
if (tty) {
@@ -2275,6 +2276,7 @@ static void gsm_copy_config_values(struct gsm_mux *gsm,
static int gsm_config(struct gsm_mux *gsm, struct gsm_config *c)
{
+ int ret = 0;
int need_close = 0;
int need_restart = 0;
@@ -2342,10 +2344,13 @@ static int gsm_config(struct gsm_mux *gsm, struct gsm_config *c)
* FIXME: We need to separate activation/deactivation from adding
* and removing from the mux array
*/
- if (need_restart)
- gsm_activate_mux(gsm);
- if (gsm->initiator && need_close)
- gsm_dlci_begin_open(gsm->dlci[0]);
+ if (gsm->dead) {
+ ret = gsm_activate_mux(gsm);
+ if (ret)
+ return ret;
+ if (gsm->initiator)
+ gsm_dlci_begin_open(gsm->dlci[0]);
+ }
return 0;
}
diff --git a/drivers/tty/serial/8250/8250_mtk.c b/drivers/tty/serial/8250/8250_mtk.c
index fb65dc601b23..de48a58460f4 100644
--- a/drivers/tty/serial/8250/8250_mtk.c
+++ b/drivers/tty/serial/8250/8250_mtk.c
@@ -37,6 +37,7 @@
#define MTK_UART_IER_RTSI 0x40 /* Enable RTS Modem status interrupt */
#define MTK_UART_IER_CTSI 0x80 /* Enable CTS Modem status interrupt */
+#define MTK_UART_EFR 38 /* I/O: Extended Features Register */
#define MTK_UART_EFR_EN 0x10 /* Enable enhancement feature */
#define MTK_UART_EFR_RTS 0x40 /* Enable hardware rx flow control */
#define MTK_UART_EFR_CTS 0x80 /* Enable hardware tx flow control */
@@ -53,6 +54,9 @@
#define MTK_UART_TX_TRIGGER 1
#define MTK_UART_RX_TRIGGER MTK_UART_RX_SIZE
+#define MTK_UART_XON1 40 /* I/O: Xon character 1 */
+#define MTK_UART_XOFF1 42 /* I/O: Xoff character 1 */
+
#ifdef CONFIG_SERIAL_8250_DMA
enum dma_rx_status {
DMA_RX_START = 0,
@@ -169,7 +173,7 @@ static void mtk8250_dma_enable(struct uart_8250_port *up)
MTK_UART_DMA_EN_RX | MTK_UART_DMA_EN_TX);
serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
- serial_out(up, UART_EFR, UART_EFR_ECB);
+ serial_out(up, MTK_UART_EFR, UART_EFR_ECB);
serial_out(up, UART_LCR, lcr);
if (dmaengine_slave_config(dma->rxchan, &dma->rxconf) != 0)
@@ -232,7 +236,7 @@ static void mtk8250_set_flow_ctrl(struct uart_8250_port *up, int mode)
int lcr = serial_in(up, UART_LCR);
serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
- serial_out(up, UART_EFR, UART_EFR_ECB);
+ serial_out(up, MTK_UART_EFR, UART_EFR_ECB);
serial_out(up, UART_LCR, lcr);
lcr = serial_in(up, UART_LCR);
@@ -241,7 +245,7 @@ static void mtk8250_set_flow_ctrl(struct uart_8250_port *up, int mode)
serial_out(up, MTK_UART_ESCAPE_DAT, MTK_UART_ESCAPE_CHAR);
serial_out(up, MTK_UART_ESCAPE_EN, 0x00);
serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
- serial_out(up, UART_EFR, serial_in(up, UART_EFR) &
+ serial_out(up, MTK_UART_EFR, serial_in(up, MTK_UART_EFR) &
(~(MTK_UART_EFR_HW_FC | MTK_UART_EFR_SW_FC_MASK)));
serial_out(up, UART_LCR, lcr);
mtk8250_disable_intrs(up, MTK_UART_IER_XOFFI |
@@ -255,8 +259,8 @@ static void mtk8250_set_flow_ctrl(struct uart_8250_port *up, int mode)
serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
/*enable hw flow control*/
- serial_out(up, UART_EFR, MTK_UART_EFR_HW_FC |
- (serial_in(up, UART_EFR) &
+ serial_out(up, MTK_UART_EFR, MTK_UART_EFR_HW_FC |
+ (serial_in(up, MTK_UART_EFR) &
(~(MTK_UART_EFR_HW_FC | MTK_UART_EFR_SW_FC_MASK))));
serial_out(up, UART_LCR, lcr);
@@ -270,12 +274,12 @@ static void mtk8250_set_flow_ctrl(struct uart_8250_port *up, int mode)
serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
/*enable sw flow control */
- serial_out(up, UART_EFR, MTK_UART_EFR_XON1_XOFF1 |
- (serial_in(up, UART_EFR) &
+ serial_out(up, MTK_UART_EFR, MTK_UART_EFR_XON1_XOFF1 |
+ (serial_in(up, MTK_UART_EFR) &
(~(MTK_UART_EFR_HW_FC | MTK_UART_EFR_SW_FC_MASK))));
- serial_out(up, UART_XON1, START_CHAR(port->state->port.tty));
- serial_out(up, UART_XOFF1, STOP_CHAR(port->state->port.tty));
+ serial_out(up, MTK_UART_XON1, START_CHAR(port->state->port.tty));
+ serial_out(up, MTK_UART_XOFF1, STOP_CHAR(port->state->port.tty));
serial_out(up, UART_LCR, lcr);
mtk8250_disable_intrs(up, MTK_UART_IER_CTSI|MTK_UART_IER_RTSI);
mtk8250_enable_intrs(up, MTK_UART_IER_XOFFI);
diff --git a/drivers/tty/serial/digicolor-usart.c b/drivers/tty/serial/digicolor-usart.c
index 13ac36e2da4f..c7f81aa1ce91 100644
--- a/drivers/tty/serial/digicolor-usart.c
+++ b/drivers/tty/serial/digicolor-usart.c
@@ -471,11 +471,10 @@ static int digicolor_uart_probe(struct platform_device *pdev)
if (IS_ERR(uart_clk))
return PTR_ERR(uart_clk);
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- dp->port.mapbase = res->start;
- dp->port.membase = devm_ioremap_resource(&pdev->dev, res);
+ dp->port.membase = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
if (IS_ERR(dp->port.membase))
return PTR_ERR(dp->port.membase);
+ dp->port.mapbase = res->start;
irq = platform_get_irq(pdev, 0);
if (irq < 0)
diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c
index ac5112def40d..33e5eba6ff04 100644
--- a/drivers/tty/serial/fsl_lpuart.c
+++ b/drivers/tty/serial/fsl_lpuart.c
@@ -2650,6 +2650,7 @@ static int lpuart_probe(struct platform_device *pdev)
struct device_node *np = pdev->dev.of_node;
struct lpuart_port *sport;
struct resource *res;
+ irq_handler_t handler;
int ret;
sport = devm_kzalloc(&pdev->dev, sizeof(*sport), GFP_KERNEL);
@@ -2727,17 +2728,11 @@ static int lpuart_probe(struct platform_device *pdev)
if (lpuart_is_32(sport)) {
lpuart_reg.cons = LPUART32_CONSOLE;
- ret = devm_request_irq(&pdev->dev, sport->port.irq, lpuart32_int, 0,
- DRIVER_NAME, sport);
+ handler = lpuart32_int;
} else {
lpuart_reg.cons = LPUART_CONSOLE;
- ret = devm_request_irq(&pdev->dev, sport->port.irq, lpuart_int, 0,
- DRIVER_NAME, sport);
+ handler = lpuart_int;
}
-
- if (ret)
- goto failed_irq_request;
-
ret = uart_add_one_port(&lpuart_reg, &sport->port);
if (ret)
goto failed_attach_port;
@@ -2759,13 +2754,18 @@ static int lpuart_probe(struct platform_device *pdev)
sport->port.rs485_config(&sport->port, &sport->port.rs485);
+ ret = devm_request_irq(&pdev->dev, sport->port.irq, handler, 0,
+ DRIVER_NAME, sport);
+ if (ret)
+ goto failed_irq_request;
+
return 0;
+failed_irq_request:
failed_get_rs485:
failed_reset:
uart_remove_one_port(&lpuart_reg, &sport->port);
failed_attach_port:
-failed_irq_request:
lpuart_disable_clks(sport);
failed_clock_enable:
failed_out_of_range:
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index fdf79bcf7eb0..0d99ba64ea52 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -774,6 +774,7 @@ static int wdm_release(struct inode *inode, struct file *file)
poison_urbs(desc);
spin_lock_irq(&desc->iuspin);
desc->resp_count = 0;
+ clear_bit(WDM_RESPONDING, &desc->flags);
spin_unlock_irq(&desc->iuspin);
desc->manage_power(desc->intf, 0);
unpoison_urbs(desc);
diff --git a/drivers/usb/gadget/function/f_uvc.c b/drivers/usb/gadget/function/f_uvc.c
index 9d87c0fb8f92..bf0a3fc2d776 100644
--- a/drivers/usb/gadget/function/f_uvc.c
+++ b/drivers/usb/gadget/function/f_uvc.c
@@ -884,17 +884,42 @@ static void uvc_free(struct usb_function *f)
kfree(uvc);
}
-static void uvc_unbind(struct usb_configuration *c, struct usb_function *f)
+static void uvc_function_unbind(struct usb_configuration *c,
+ struct usb_function *f)
{
struct usb_composite_dev *cdev = c->cdev;
struct uvc_device *uvc = to_uvc(f);
+ long wait_ret = 1;
- uvcg_info(f, "%s\n", __func__);
+ uvcg_info(f, "%s()\n", __func__);
+
+ /* If we know we're connected via v4l2, then there should be a cleanup
+ * of the device from userspace either via UVC_EVENT_DISCONNECT or
+ * though the video device removal uevent. Allow some time for the
+ * application to close out before things get deleted.
+ */
+ if (uvc->func_connected) {
+ uvcg_dbg(f, "waiting for clean disconnect\n");
+ wait_ret = wait_event_interruptible_timeout(uvc->func_connected_queue,
+ uvc->func_connected == false, msecs_to_jiffies(500));
+ uvcg_dbg(f, "done waiting with ret: %ld\n", wait_ret);
+ }
device_remove_file(&uvc->vdev.dev, &dev_attr_function_name);
video_unregister_device(&uvc->vdev);
v4l2_device_unregister(&uvc->v4l2_dev);
+ if (uvc->func_connected) {
+ /* Wait for the release to occur to ensure there are no longer any
+ * pending operations that may cause panics when resources are cleaned
+ * up.
+ */
+ uvcg_warn(f, "%s no clean disconnect, wait for release\n", __func__);
+ wait_ret = wait_event_interruptible_timeout(uvc->func_connected_queue,
+ uvc->func_connected == false, msecs_to_jiffies(1000));
+ uvcg_dbg(f, "done waiting for release with ret: %ld\n", wait_ret);
+ }
+
usb_ep_free_request(cdev->gadget->ep0, uvc->control_req);
kfree(uvc->control_buf);
@@ -913,6 +938,7 @@ static struct usb_function *uvc_alloc(struct usb_function_instance *fi)
mutex_init(&uvc->video.mutex);
uvc->state = UVC_STATE_DISCONNECTED;
+ init_waitqueue_head(&uvc->func_connected_queue);
opts = fi_to_f_uvc_opts(fi);
mutex_lock(&opts->lock);
@@ -943,7 +969,7 @@ static struct usb_function *uvc_alloc(struct usb_function_instance *fi)
/* Register the function. */
uvc->func.name = "uvc";
uvc->func.bind = uvc_function_bind;
- uvc->func.unbind = uvc_unbind;
+ uvc->func.unbind = uvc_function_unbind;
uvc->func.get_alt = uvc_function_get_alt;
uvc->func.set_alt = uvc_function_set_alt;
uvc->func.disable = uvc_function_disable;
diff --git a/drivers/usb/gadget/function/uvc.h b/drivers/usb/gadget/function/uvc.h
index 9d5f17b551bb..0966c5aa2492 100644
--- a/drivers/usb/gadget/function/uvc.h
+++ b/drivers/usb/gadget/function/uvc.h
@@ -14,6 +14,7 @@
#include <linux/spinlock.h>
#include <linux/usb/composite.h>
#include <linux/videodev2.h>
+#include <linux/wait.h>
#include <media/v4l2-device.h>
#include <media/v4l2-dev.h>
@@ -127,6 +128,7 @@ struct uvc_device {
struct usb_function func;
struct uvc_video video;
bool func_connected;
+ wait_queue_head_t func_connected_queue;
/* Descriptors */
struct {
diff --git a/drivers/usb/gadget/function/uvc_v4l2.c b/drivers/usb/gadget/function/uvc_v4l2.c
index 197c26f7aec6..65abd55ce234 100644
--- a/drivers/usb/gadget/function/uvc_v4l2.c
+++ b/drivers/usb/gadget/function/uvc_v4l2.c
@@ -252,10 +252,11 @@ uvc_v4l2_subscribe_event(struct v4l2_fh *fh,
static void uvc_v4l2_disable(struct uvc_device *uvc)
{
- uvc->func_connected = false;
uvc_function_disconnect(uvc);
uvcg_video_enable(&uvc->video, 0);
uvcg_free_buffers(&uvc->video.queue);
+ uvc->func_connected = false;
+ wake_up_interruptible(&uvc->func_connected_queue);
}
static int
diff --git a/drivers/usb/host/xhci-mtk-sch.c b/drivers/usb/host/xhci-mtk-sch.c
index b4c84b363507..f91a30432056 100644
--- a/drivers/usb/host/xhci-mtk-sch.c
+++ b/drivers/usb/host/xhci-mtk-sch.c
@@ -465,7 +465,7 @@ static int check_fs_bus_bw(struct mu3h_sch_ep_info *sch_ep, int offset)
*/
for (j = 0; j < sch_ep->num_budget_microframes; j++) {
k = XHCI_MTK_BW_INDEX(base + j);
- tmp = tt->fs_bus_bw[k] + sch_ep->bw_budget_table[j];
+ tmp = tt->fs_bus_bw[k] + sch_ep->bw_cost_per_microframe;
if (tmp > FS_PAYLOAD_MAX)
return -ESCH_BW_OVERFLOW;
}
@@ -539,19 +539,17 @@ static int check_sch_tt(struct mu3h_sch_ep_info *sch_ep, u32 offset)
static void update_sch_tt(struct mu3h_sch_ep_info *sch_ep, bool used)
{
struct mu3h_sch_tt *tt = sch_ep->sch_tt;
+ int bw_updated;
u32 base;
- int i, j, k;
+ int i, j;
+
+ bw_updated = sch_ep->bw_cost_per_microframe * (used ? 1 : -1);
for (i = 0; i < sch_ep->num_esit; i++) {
base = sch_ep->offset + i * sch_ep->esit;
- for (j = 0; j < sch_ep->num_budget_microframes; j++) {
- k = XHCI_MTK_BW_INDEX(base + j);
- if (used)
- tt->fs_bus_bw[k] += sch_ep->bw_budget_table[j];
- else
- tt->fs_bus_bw[k] -= sch_ep->bw_budget_table[j];
- }
+ for (j = 0; j < sch_ep->num_budget_microframes; j++)
+ tt->fs_bus_bw[XHCI_MTK_BW_INDEX(base + j)] += bw_updated;
}
if (used)
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 1364ce7f0abf..152ad882657d 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -2123,10 +2123,14 @@ static const struct usb_device_id option_ids[] = {
.driver_info = RSVD(3) },
{ USB_DEVICE(0x1508, 0x1001), /* Fibocom NL668 (IOT version) */
.driver_info = RSVD(4) | RSVD(5) | RSVD(6) },
+ { USB_DEVICE(0x1782, 0x4d10) }, /* Fibocom L610 (AT mode) */
+ { USB_DEVICE_INTERFACE_CLASS(0x1782, 0x4d11, 0xff) }, /* Fibocom L610 (ECM/RNDIS mode) */
{ USB_DEVICE(0x2cb7, 0x0104), /* Fibocom NL678 series */
.driver_info = RSVD(4) | RSVD(5) },
{ USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0105, 0xff), /* Fibocom NL678 series */
.driver_info = RSVD(6) },
+ { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0106, 0xff) }, /* Fibocom MA510 (ECM mode w/ diag intf.) */
+ { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x010a, 0xff) }, /* Fibocom MA510 (ECM mode) */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0xff, 0x30) }, /* Fibocom FG150 Diag */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0, 0) }, /* Fibocom FG150 AT */
{ USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a0, 0xff) }, /* Fibocom NL668-AM/NL652-EU (laptop MBIM) */
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 88b284d61681..1d878d05a658 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -106,6 +106,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(HP_VENDOR_ID, HP_LCM220_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LCM960_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LM920_PRODUCT_ID) },
+ { USB_DEVICE(HP_VENDOR_ID, HP_LM930_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LM940_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_TD620_PRODUCT_ID) },
{ USB_DEVICE(CRESSI_VENDOR_ID, CRESSI_EDY_PRODUCT_ID) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index c5406452b774..732f9b13ad5d 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -135,6 +135,7 @@
#define HP_TD620_PRODUCT_ID 0x0956
#define HP_LD960_PRODUCT_ID 0x0b39
#define HP_LD381_PRODUCT_ID 0x0f7f
+#define HP_LM930_PRODUCT_ID 0x0f9b
#define HP_LCM220_PRODUCT_ID 0x3139
#define HP_LCM960_PRODUCT_ID 0x3239
#define HP_LD220_PRODUCT_ID 0x3524
diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c
index c18bf8164bc2..586ef5551e76 100644
--- a/drivers/usb/serial/qcserial.c
+++ b/drivers/usb/serial/qcserial.c
@@ -166,6 +166,8 @@ static const struct usb_device_id id_table[] = {
{DEVICE_SWI(0x1199, 0x9090)}, /* Sierra Wireless EM7565 QDL */
{DEVICE_SWI(0x1199, 0x9091)}, /* Sierra Wireless EM7565 */
{DEVICE_SWI(0x1199, 0x90d2)}, /* Sierra Wireless EM9191 QDL */
+ {DEVICE_SWI(0x1199, 0xc080)}, /* Sierra Wireless EM7590 QDL */
+ {DEVICE_SWI(0x1199, 0xc081)}, /* Sierra Wireless EM7590 */
{DEVICE_SWI(0x413c, 0x81a2)}, /* Dell Wireless 5806 Gobi(TM) 4G LTE Mobile Broadband Card */
{DEVICE_SWI(0x413c, 0x81a3)}, /* Dell Wireless 5570 HSPA+ (42Mbps) Mobile Broadband Card */
{DEVICE_SWI(0x413c, 0x81a4)}, /* Dell Wireless 5570e HSPA+ (42Mbps) Mobile Broadband Card */
diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c
index 7d540afdb7cc..64e248117c41 100644
--- a/drivers/usb/typec/tcpm/tcpci.c
+++ b/drivers/usb/typec/tcpm/tcpci.c
@@ -877,7 +877,7 @@ static int tcpci_remove(struct i2c_client *client)
/* Disable chip interrupts before unregistering port */
err = tcpci_write16(chip->tcpci, TCPC_ALERT_MASK, 0);
if (err < 0)
- return err;
+ dev_warn(&client->dev, "Failed to disable irqs (%pe)\n", ERR_PTR(err));
tcpci_unregister_port(chip->tcpci);
diff --git a/drivers/usb/typec/tcpm/tcpci_mt6360.c b/drivers/usb/typec/tcpm/tcpci_mt6360.c
index f1bd9e09bc87..8a952eaf9016 100644
--- a/drivers/usb/typec/tcpm/tcpci_mt6360.c
+++ b/drivers/usb/typec/tcpm/tcpci_mt6360.c
@@ -15,6 +15,9 @@
#include "tcpci.h"
+#define MT6360_REG_PHYCTRL1 0x80
+#define MT6360_REG_PHYCTRL3 0x82
+#define MT6360_REG_PHYCTRL7 0x86
#define MT6360_REG_VCONNCTRL1 0x8C
#define MT6360_REG_MODECTRL2 0x8F
#define MT6360_REG_SWRESET 0xA0
@@ -22,6 +25,8 @@
#define MT6360_REG_DRPCTRL1 0xA2
#define MT6360_REG_DRPCTRL2 0xA3
#define MT6360_REG_I2CTORST 0xBF
+#define MT6360_REG_PHYCTRL11 0xCA
+#define MT6360_REG_RXCTRL1 0xCE
#define MT6360_REG_RXCTRL2 0xCF
#define MT6360_REG_CTDCTRL2 0xEC
@@ -106,6 +111,27 @@ static int mt6360_tcpc_init(struct tcpci *tcpci, struct tcpci_data *tdata)
if (ret)
return ret;
+ /* BMC PHY */
+ ret = mt6360_tcpc_write16(regmap, MT6360_REG_PHYCTRL1, 0x3A70);
+ if (ret)
+ return ret;
+
+ ret = regmap_write(regmap, MT6360_REG_PHYCTRL3, 0x82);
+ if (ret)
+ return ret;
+
+ ret = regmap_write(regmap, MT6360_REG_PHYCTRL7, 0x36);
+ if (ret)
+ return ret;
+
+ ret = mt6360_tcpc_write16(regmap, MT6360_REG_PHYCTRL11, 0x3C60);
+ if (ret)
+ return ret;
+
+ ret = regmap_write(regmap, MT6360_REG_RXCTRL1, 0xE8);
+ if (ret)
+ return ret;
+
/* Set shipping mode off, AUTOIDLE on */
return regmap_write(regmap, MT6360_REG_MODECTRL2, 0x7A);
}
diff --git a/drivers/video/fbdev/efifb.c b/drivers/video/fbdev/efifb.c
index ea42ba6445b2..b3d5f884c544 100644
--- a/drivers/video/fbdev/efifb.c
+++ b/drivers/video/fbdev/efifb.c
@@ -243,6 +243,10 @@ static void efifb_show_boot_graphics(struct fb_info *info)
static inline void efifb_show_boot_graphics(struct fb_info *info) {}
#endif
+/*
+ * fb_ops.fb_destroy is called by the last put_fb_info() call at the end
+ * of unregister_framebuffer() or fb_release(). Do any cleanup here.
+ */
static void efifb_destroy(struct fb_info *info)
{
if (efifb_pci_dev)
@@ -254,10 +258,13 @@ static void efifb_destroy(struct fb_info *info)
else
memunmap(info->screen_base);
}
+
if (request_mem_succeeded)
release_mem_region(info->apertures->ranges[0].base,
info->apertures->ranges[0].size);
fb_dealloc_cmap(&info->cmap);
+
+ framebuffer_release(info);
}
static const struct fb_ops efifb_ops = {
@@ -620,9 +627,9 @@ static int efifb_remove(struct platform_device *pdev)
{
struct fb_info *info = platform_get_drvdata(pdev);
+ /* efifb_destroy takes care of info cleanup */
unregister_framebuffer(info);
sysfs_remove_groups(&pdev->dev.kobj, efifb_groups);
- framebuffer_release(info);
return 0;
}
diff --git a/drivers/video/fbdev/simplefb.c b/drivers/video/fbdev/simplefb.c
index b63074fd892e..a2e3a4690025 100644
--- a/drivers/video/fbdev/simplefb.c
+++ b/drivers/video/fbdev/simplefb.c
@@ -70,12 +70,18 @@ struct simplefb_par;
static void simplefb_clocks_destroy(struct simplefb_par *par);
static void simplefb_regulators_destroy(struct simplefb_par *par);
+/*
+ * fb_ops.fb_destroy is called by the last put_fb_info() call at the end
+ * of unregister_framebuffer() or fb_release(). Do any cleanup here.
+ */
static void simplefb_destroy(struct fb_info *info)
{
simplefb_regulators_destroy(info->par);
simplefb_clocks_destroy(info->par);
if (info->screen_base)
iounmap(info->screen_base);
+
+ framebuffer_release(info);
}
static const struct fb_ops simplefb_ops = {
@@ -520,8 +526,8 @@ static int simplefb_remove(struct platform_device *pdev)
{
struct fb_info *info = platform_get_drvdata(pdev);
+ /* simplefb_destroy takes care of info cleanup */
unregister_framebuffer(info);
- framebuffer_release(info);
return 0;
}
diff --git a/drivers/video/fbdev/vesafb.c b/drivers/video/fbdev/vesafb.c
index df6de5a9dd4c..e25e8de5ff67 100644
--- a/drivers/video/fbdev/vesafb.c
+++ b/drivers/video/fbdev/vesafb.c
@@ -179,6 +179,10 @@ static int vesafb_setcolreg(unsigned regno, unsigned red, unsigned green,
return err;
}
+/*
+ * fb_ops.fb_destroy is called by the last put_fb_info() call at the end
+ * of unregister_framebuffer() or fb_release(). Do any cleanup here.
+ */
static void vesafb_destroy(struct fb_info *info)
{
struct vesafb_par *par = info->par;
@@ -188,6 +192,8 @@ static void vesafb_destroy(struct fb_info *info)
if (info->screen_base)
iounmap(info->screen_base);
release_mem_region(info->apertures->ranges[0].base, info->apertures->ranges[0].size);
+
+ framebuffer_release(info);
}
static struct fb_ops vesafb_ops = {
@@ -484,10 +490,10 @@ static int vesafb_remove(struct platform_device *pdev)
{
struct fb_info *info = platform_get_drvdata(pdev);
+ /* vesafb_destroy takes care of info cleanup */
unregister_framebuffer(info);
if (((struct vesafb_par *)(info->par))->region)
release_region(0x3c0, 32);
- framebuffer_release(info);
return 0;
}
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 6180df6f8e61..e34d52df4a13 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -592,9 +592,15 @@ static int ceph_finish_async_create(struct inode *dir, struct dentry *dentry,
iinfo.change_attr = 1;
ceph_encode_timespec64(&iinfo.btime, &now);
- iinfo.xattr_len = ARRAY_SIZE(xattr_buf);
- iinfo.xattr_data = xattr_buf;
- memset(iinfo.xattr_data, 0, iinfo.xattr_len);
+ if (req->r_pagelist) {
+ iinfo.xattr_len = req->r_pagelist->length;
+ iinfo.xattr_data = req->r_pagelist->mapped_tail;
+ } else {
+ /* fake it */
+ iinfo.xattr_len = ARRAY_SIZE(xattr_buf);
+ iinfo.xattr_data = xattr_buf;
+ memset(iinfo.xattr_data, 0, iinfo.xattr_len);
+ }
in.ino = cpu_to_le64(vino.ino);
in.snapid = cpu_to_le64(CEPH_NOSNAP);
@@ -706,6 +712,10 @@ int ceph_atomic_open(struct inode *dir, struct dentry *dentry,
err = ceph_security_init_secctx(dentry, mode, &as_ctx);
if (err < 0)
goto out_ctx;
+ /* Async create can't handle more than a page of xattrs */
+ if (as_ctx.pagelist &&
+ !list_is_singular(&as_ctx.pagelist->head))
+ try_async = false;
} else if (!d_in_lookup(dentry)) {
/* If it's not being looked up, it's negative */
return -ENOENT;
diff --git a/fs/file_table.c b/fs/file_table.c
index 45437f8e1003..e8c9016703ad 100644
--- a/fs/file_table.c
+++ b/fs/file_table.c
@@ -375,6 +375,7 @@ void __fput_sync(struct file *file)
}
EXPORT_SYMBOL(fput);
+EXPORT_SYMBOL(__fput_sync);
void __init files_init(void)
{
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 81ec192ce067..85b4259f104a 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -1739,6 +1739,10 @@ static int writeback_single_inode(struct inode *inode,
*/
if (!(inode->i_state & I_DIRTY_ALL))
inode_cgwb_move_to_attached(inode, wb);
+ else if (!(inode->i_state & I_SYNC_QUEUED) &&
+ (inode->i_state & I_DIRTY))
+ redirty_tail_locked(inode, wb);
+
spin_unlock(&wb->list_lock);
inode_sync_complete(inode);
out:
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index fbdb7a30470a..f785af2aa23c 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -1154,13 +1154,12 @@ static int gfs2_iomap_end(struct inode *inode, loff_t pos, loff_t length,
if (length != written && (iomap->flags & IOMAP_F_NEW)) {
/* Deallocate blocks that were just allocated. */
- loff_t blockmask = i_blocksize(inode) - 1;
- loff_t end = (pos + length) & ~blockmask;
+ loff_t hstart = round_up(pos + written, i_blocksize(inode));
+ loff_t hend = iomap->offset + iomap->length;
- pos = (pos + written + blockmask) & ~blockmask;
- if (pos < end) {
- truncate_pagecache_range(inode, pos, end - 1);
- punch_hole(ip, pos, end - pos);
+ if (hstart < hend) {
+ truncate_pagecache_range(inode, hstart, hend - 1);
+ punch_hole(ip, hstart, hend - hstart);
}
}
diff --git a/fs/nfs/fs_context.c b/fs/nfs/fs_context.c
index 0d444a90f513..fb3cad38b149 100644
--- a/fs/nfs/fs_context.c
+++ b/fs/nfs/fs_context.c
@@ -514,7 +514,7 @@ static int nfs_fs_context_parse_param(struct fs_context *fc,
if (result.negated)
ctx->flags &= ~NFS_MOUNT_SOFTREVAL;
else
- ctx->flags &= NFS_MOUNT_SOFTREVAL;
+ ctx->flags |= NFS_MOUNT_SOFTREVAL;
break;
case Opt_posix:
if (result.negated)
diff --git a/fs/proc/fd.c b/fs/proc/fd.c
index 172c86270b31..913bef0d2a36 100644
--- a/fs/proc/fd.c
+++ b/fs/proc/fd.c
@@ -72,7 +72,7 @@ static int seq_show(struct seq_file *m, void *v)
return 0;
}
-static int seq_fdinfo_open(struct inode *inode, struct file *file)
+static int proc_fdinfo_access_allowed(struct inode *inode)
{
bool allowed = false;
struct task_struct *task = get_proc_task(inode);
@@ -86,6 +86,16 @@ static int seq_fdinfo_open(struct inode *inode, struct file *file)
if (!allowed)
return -EACCES;
+ return 0;
+}
+
+static int seq_fdinfo_open(struct inode *inode, struct file *file)
+{
+ int ret = proc_fdinfo_access_allowed(inode);
+
+ if (ret)
+ return ret;
+
return single_open(file, seq_show, inode);
}
@@ -348,12 +358,23 @@ static int proc_readfdinfo(struct file *file, struct dir_context *ctx)
proc_fdinfo_instantiate);
}
+static int proc_open_fdinfo(struct inode *inode, struct file *file)
+{
+ int ret = proc_fdinfo_access_allowed(inode);
+
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
const struct inode_operations proc_fdinfo_inode_operations = {
.lookup = proc_lookupfdinfo,
.setattr = proc_setattr,
};
const struct file_operations proc_fdinfo_operations = {
+ .open = proc_open_fdinfo,
.read = generic_read_dir,
.iterate_shared = proc_readfdinfo,
.llseek = generic_file_llseek,
diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h
index 2c6b9e416225..7c2d77d75a88 100644
--- a/include/linux/netdev_features.h
+++ b/include/linux/netdev_features.h
@@ -169,7 +169,7 @@ enum {
#define NETIF_F_HW_HSR_FWD __NETIF_F(HW_HSR_FWD)
#define NETIF_F_HW_HSR_DUP __NETIF_F(HW_HSR_DUP)
-/* Finds the next feature with the highest number of the range of start till 0.
+/* Finds the next feature with the highest number of the range of start-1 till 0.
*/
static inline int find_next_netdev_feature(u64 feature, unsigned long start)
{
@@ -188,7 +188,7 @@ static inline int find_next_netdev_feature(u64 feature, unsigned long start)
for ((bit) = find_next_netdev_feature((mask_addr), \
NETDEV_FEATURE_COUNT); \
(bit) >= 0; \
- (bit) = find_next_netdev_feature((mask_addr), (bit) - 1))
+ (bit) = find_next_netdev_feature((mask_addr), (bit)))
/* Features valid for ethtool to change */
/* = all defined minus driver/device-class-related */
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index a4661646adc9..9fcf5ffc4f9a 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -159,6 +159,7 @@ struct rpc_add_xprt_test {
#define RPC_CLNT_CREATE_NO_RETRANS_TIMEOUT (1UL << 9)
#define RPC_CLNT_CREATE_SOFTERR (1UL << 10)
#define RPC_CLNT_CREATE_REUSEPORT (1UL << 11)
+#define RPC_CLNT_CREATE_CONNECTED (1UL << 12)
struct rpc_clnt *rpc_create(struct rpc_create_args *args);
struct rpc_clnt *rpc_bind_new_program(struct rpc_clnt *,
diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h
index f72ec113ae56..98e1ec1a14f0 100644
--- a/include/net/inet_hashtables.h
+++ b/include/net/inet_hashtables.h
@@ -425,7 +425,7 @@ static inline void sk_rcv_saddr_set(struct sock *sk, __be32 addr)
}
int __inet_hash_connect(struct inet_timewait_death_row *death_row,
- struct sock *sk, u32 port_offset,
+ struct sock *sk, u64 port_offset,
int (*check_established)(struct inet_timewait_death_row *,
struct sock *, __u16,
struct inet_timewait_sock **));
diff --git a/include/net/secure_seq.h b/include/net/secure_seq.h
index d7d2495f83c2..dac91aa38c5a 100644
--- a/include/net/secure_seq.h
+++ b/include/net/secure_seq.h
@@ -4,8 +4,8 @@
#include <linux/types.h>
-u32 secure_ipv4_port_ephemeral(__be32 saddr, __be32 daddr, __be16 dport);
-u32 secure_ipv6_port_ephemeral(const __be32 *saddr, const __be32 *daddr,
+u64 secure_ipv4_port_ephemeral(__be32 saddr, __be32 daddr, __be16 dport);
+u64 secure_ipv6_port_ephemeral(const __be32 *saddr, const __be32 *daddr,
__be16 dport);
u32 secure_tcp_seq(__be32 saddr, __be32 daddr,
__be16 sport, __be16 dport);
diff --git a/include/net/tc_act/tc_pedit.h b/include/net/tc_act/tc_pedit.h
index 748cf87a4d7e..3e02709a1df6 100644
--- a/include/net/tc_act/tc_pedit.h
+++ b/include/net/tc_act/tc_pedit.h
@@ -14,6 +14,7 @@ struct tcf_pedit {
struct tc_action common;
unsigned char tcfp_nkeys;
unsigned char tcfp_flags;
+ u32 tcfp_off_max_hint;
struct tc_pedit_key *tcfp_keys;
struct tcf_pedit_key_ex *tcfp_keys_ex;
};
diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h
index 6bcb8c7a3175..2a598fb45bf4 100644
--- a/include/trace/events/sunrpc.h
+++ b/include/trace/events/sunrpc.h
@@ -976,7 +976,6 @@ DEFINE_RPC_XPRT_LIFETIME_EVENT(connect);
DEFINE_RPC_XPRT_LIFETIME_EVENT(disconnect_auto);
DEFINE_RPC_XPRT_LIFETIME_EVENT(disconnect_done);
DEFINE_RPC_XPRT_LIFETIME_EVENT(disconnect_force);
-DEFINE_RPC_XPRT_LIFETIME_EVENT(disconnect_cleanup);
DEFINE_RPC_XPRT_LIFETIME_EVENT(destroy);
DECLARE_EVENT_CLASS(rpc_xprt_event,
diff --git a/include/uapi/linux/virtio_ids.h b/include/uapi/linux/virtio_ids.h
index 80d76b75bccd..7aa2eb766205 100644
--- a/include/uapi/linux/virtio_ids.h
+++ b/include/uapi/linux/virtio_ids.h
@@ -73,12 +73,12 @@
* Virtio Transitional IDs
*/
-#define VIRTIO_TRANS_ID_NET 1000 /* transitional virtio net */
-#define VIRTIO_TRANS_ID_BLOCK 1001 /* transitional virtio block */
-#define VIRTIO_TRANS_ID_BALLOON 1002 /* transitional virtio balloon */
-#define VIRTIO_TRANS_ID_CONSOLE 1003 /* transitional virtio console */
-#define VIRTIO_TRANS_ID_SCSI 1004 /* transitional virtio SCSI */
-#define VIRTIO_TRANS_ID_RNG 1005 /* transitional virtio rng */
-#define VIRTIO_TRANS_ID_9P 1009 /* transitional virtio 9p console */
+#define VIRTIO_TRANS_ID_NET 0x1000 /* transitional virtio net */
+#define VIRTIO_TRANS_ID_BLOCK 0x1001 /* transitional virtio block */
+#define VIRTIO_TRANS_ID_BALLOON 0x1002 /* transitional virtio balloon */
+#define VIRTIO_TRANS_ID_CONSOLE 0x1003 /* transitional virtio console */
+#define VIRTIO_TRANS_ID_SCSI 0x1004 /* transitional virtio SCSI */
+#define VIRTIO_TRANS_ID_RNG 0x1005 /* transitional virtio rng */
+#define VIRTIO_TRANS_ID_9P 0x1009 /* transitional virtio 9p console */
#endif /* _LINUX_VIRTIO_IDS_H */
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index f6794602ab10..31f94c6ea0a5 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -3347,8 +3347,11 @@ static struct notifier_block cpuset_track_online_nodes_nb = {
*/
void __init cpuset_init_smp(void)
{
- cpumask_copy(top_cpuset.cpus_allowed, cpu_active_mask);
- top_cpuset.mems_allowed = node_states[N_MEMORY];
+ /*
+ * cpus_allowd/mems_allowed set to v2 values in the initial
+ * cpuset_bind() call will be reset to v1 values in another
+ * cpuset_bind() call when v1 cpuset is mounted.
+ */
top_cpuset.old_mems_allowed = top_cpuset.mems_allowed;
cpumask_copy(top_cpuset.effective_cpus, cpu_active_mask);
diff --git a/lib/dim/net_dim.c b/lib/dim/net_dim.c
index 06811d866775..53f6b9c6e936 100644
--- a/lib/dim/net_dim.c
+++ b/lib/dim/net_dim.c
@@ -12,41 +12,41 @@
* Each profile size must be of NET_DIM_PARAMS_NUM_PROFILES
*/
#define NET_DIM_PARAMS_NUM_PROFILES 5
-#define NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE 256
-#define NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE 128
+#define NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE 256
+#define NET_DIM_DEFAULT_TX_CQ_PKTS_FROM_EQE 128
#define NET_DIM_DEF_PROFILE_CQE 1
#define NET_DIM_DEF_PROFILE_EQE 1
#define NET_DIM_RX_EQE_PROFILES { \
- {1, NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {8, NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {64, NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {128, NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {256, NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE}, \
+ {.usec = 1, .pkts = NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 8, .pkts = NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 64, .pkts = NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 128, .pkts = NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 256, .pkts = NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE,} \
}
#define NET_DIM_RX_CQE_PROFILES { \
- {2, 256}, \
- {8, 128}, \
- {16, 64}, \
- {32, 64}, \
- {64, 64} \
+ {.usec = 2, .pkts = 256,}, \
+ {.usec = 8, .pkts = 128,}, \
+ {.usec = 16, .pkts = 64,}, \
+ {.usec = 32, .pkts = 64,}, \
+ {.usec = 64, .pkts = 64,} \
}
#define NET_DIM_TX_EQE_PROFILES { \
- {1, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {8, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {32, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {64, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {128, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE} \
+ {.usec = 1, .pkts = NET_DIM_DEFAULT_TX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 8, .pkts = NET_DIM_DEFAULT_TX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 32, .pkts = NET_DIM_DEFAULT_TX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 64, .pkts = NET_DIM_DEFAULT_TX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 128, .pkts = NET_DIM_DEFAULT_TX_CQ_PKTS_FROM_EQE,} \
}
#define NET_DIM_TX_CQE_PROFILES { \
- {5, 128}, \
- {8, 64}, \
- {16, 32}, \
- {32, 32}, \
- {64, 32} \
+ {.usec = 5, .pkts = 128,}, \
+ {.usec = 8, .pkts = 64,}, \
+ {.usec = 16, .pkts = 32,}, \
+ {.usec = 32, .pkts = 32,}, \
+ {.usec = 64, .pkts = 32,} \
}
static const struct dim_cq_moder
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index c5142d237e48..8cc150a88361 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2617,11 +2617,16 @@ int split_huge_page_to_list(struct page *page, struct list_head *list)
struct address_space *mapping = NULL;
int extra_pins, ret;
pgoff_t end;
+ bool is_hzp;
- VM_BUG_ON_PAGE(is_huge_zero_page(head), head);
VM_BUG_ON_PAGE(!PageLocked(head), head);
VM_BUG_ON_PAGE(!PageCompound(head), head);
+ is_hzp = is_huge_zero_page(head);
+ VM_WARN_ON_ONCE_PAGE(is_hzp, head);
+ if (is_hzp)
+ return -EBUSY;
+
if (PageWriteback(head))
return -EBUSY;
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 6b1556b4972e..c3ceb7436933 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1217,7 +1217,7 @@ static int get_any_page(struct page *p, unsigned long flags)
}
out:
if (ret == -EIO)
- dump_page(p, "hwpoison: unhandlable page");
+ pr_err("Memory failure: %#lx: unhandlable page.\n", page_to_pfn(p));
return ret;
}
@@ -1691,19 +1691,6 @@ int memory_failure(unsigned long pfn, int flags)
}
if (PageTransHuge(hpage)) {
- /*
- * Bail out before SetPageHasHWPoisoned() if hpage is
- * huge_zero_page, although PG_has_hwpoisoned is not
- * checked in set_huge_zero_page().
- *
- * TODO: Handle memory failure of huge_zero_page thoroughly.
- */
- if (is_huge_zero_page(hpage)) {
- action_result(pfn, MF_MSG_UNSPLIT_THP, MF_IGNORED);
- res = -EBUSY;
- goto unlock_mutex;
- }
-
/*
* The flag must be set after the refcount is bumped
* otherwise it may race with THP split.
diff --git a/net/batman-adv/fragmentation.c b/net/batman-adv/fragmentation.c
index 0899a729a23f..c120c7c6d25f 100644
--- a/net/batman-adv/fragmentation.c
+++ b/net/batman-adv/fragmentation.c
@@ -475,6 +475,17 @@ int batadv_frag_send_packet(struct sk_buff *skb,
goto free_skb;
}
+ /* GRO might have added fragments to the fragment list instead of
+ * frags[]. But this is not handled by skb_split and must be
+ * linearized to avoid incorrect length information after all
+ * batman-adv fragments were created and submitted to the
+ * hard-interface
+ */
+ if (skb_has_frag_list(skb) && __skb_linearize(skb)) {
+ ret = -ENOMEM;
+ goto free_skb;
+ }
+
/* Create one header to be copied to all fragments */
frag_header.packet_type = BATADV_UNICAST_FRAG;
frag_header.version = BATADV_COMPAT_VERSION;
diff --git a/net/core/secure_seq.c b/net/core/secure_seq.c
index b5bc680d4755..7131cd1fb2ad 100644
--- a/net/core/secure_seq.c
+++ b/net/core/secure_seq.c
@@ -22,6 +22,8 @@
static siphash_key_t net_secret __read_mostly;
static siphash_key_t ts_secret __read_mostly;
+#define EPHEMERAL_PORT_SHUFFLE_PERIOD (10 * HZ)
+
static __always_inline void net_secret_init(void)
{
net_get_random_once(&net_secret, sizeof(net_secret));
@@ -94,17 +96,19 @@ u32 secure_tcpv6_seq(const __be32 *saddr, const __be32 *daddr,
}
EXPORT_SYMBOL(secure_tcpv6_seq);
-u32 secure_ipv6_port_ephemeral(const __be32 *saddr, const __be32 *daddr,
+u64 secure_ipv6_port_ephemeral(const __be32 *saddr, const __be32 *daddr,
__be16 dport)
{
const struct {
struct in6_addr saddr;
struct in6_addr daddr;
+ unsigned int timeseed;
__be16 dport;
} __aligned(SIPHASH_ALIGNMENT) combined = {
.saddr = *(struct in6_addr *)saddr,
.daddr = *(struct in6_addr *)daddr,
- .dport = dport
+ .timeseed = jiffies / EPHEMERAL_PORT_SHUFFLE_PERIOD,
+ .dport = dport,
};
net_secret_init();
return siphash(&combined, offsetofend(typeof(combined), dport),
@@ -142,11 +146,13 @@ u32 secure_tcp_seq(__be32 saddr, __be32 daddr,
}
EXPORT_SYMBOL_GPL(secure_tcp_seq);
-u32 secure_ipv4_port_ephemeral(__be32 saddr, __be32 daddr, __be16 dport)
+u64 secure_ipv4_port_ephemeral(__be32 saddr, __be32 daddr, __be16 dport)
{
net_secret_init();
- return siphash_3u32((__force u32)saddr, (__force u32)daddr,
- (__force u16)dport, &net_secret);
+ return siphash_4u32((__force u32)saddr, (__force u32)daddr,
+ (__force u16)dport,
+ jiffies / EPHEMERAL_PORT_SHUFFLE_PERIOD,
+ &net_secret);
}
EXPORT_SYMBOL_GPL(secure_ipv4_port_ephemeral);
#endif
diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
index 7bd1e10086f0..ee9c587031b4 100644
--- a/net/ipv4/inet_hashtables.c
+++ b/net/ipv4/inet_hashtables.c
@@ -504,7 +504,7 @@ static int __inet_check_established(struct inet_timewait_death_row *death_row,
return -EADDRNOTAVAIL;
}
-static u32 inet_sk_port_offset(const struct sock *sk)
+static u64 inet_sk_port_offset(const struct sock *sk)
{
const struct inet_sock *inet = inet_sk(sk);
@@ -726,15 +726,17 @@ EXPORT_SYMBOL_GPL(inet_unhash);
* Note that we use 32bit integers (vs RFC 'short integers')
* because 2^16 is not a multiple of num_ephemeral and this
* property might be used by clever attacker.
- * RFC claims using TABLE_LENGTH=10 buckets gives an improvement,
- * we use 256 instead to really give more isolation and
- * privacy, this only consumes 1 KB of kernel memory.
+ * RFC claims using TABLE_LENGTH=10 buckets gives an improvement, though
+ * attacks were since demonstrated, thus we use 65536 instead to really
+ * give more isolation and privacy, at the expense of 256kB of kernel
+ * memory.
*/
-#define INET_TABLE_PERTURB_SHIFT 8
-static u32 table_perturb[1 << INET_TABLE_PERTURB_SHIFT];
+#define INET_TABLE_PERTURB_SHIFT 16
+#define INET_TABLE_PERTURB_SIZE (1 << INET_TABLE_PERTURB_SHIFT)
+static u32 *table_perturb;
int __inet_hash_connect(struct inet_timewait_death_row *death_row,
- struct sock *sk, u32 port_offset,
+ struct sock *sk, u64 port_offset,
int (*check_established)(struct inet_timewait_death_row *,
struct sock *, __u16, struct inet_timewait_sock **))
{
@@ -774,10 +776,13 @@ int __inet_hash_connect(struct inet_timewait_death_row *death_row,
if (likely(remaining > 1))
remaining &= ~1U;
- net_get_random_once(table_perturb, sizeof(table_perturb));
- index = hash_32(port_offset, INET_TABLE_PERTURB_SHIFT);
+ net_get_random_once(table_perturb,
+ INET_TABLE_PERTURB_SIZE * sizeof(*table_perturb));
+ index = port_offset & (INET_TABLE_PERTURB_SIZE - 1);
+
+ offset = READ_ONCE(table_perturb[index]) + (port_offset >> 32);
+ offset %= remaining;
- offset = (READ_ONCE(table_perturb[index]) + port_offset) % remaining;
/* In first pass we try ports of @low parity.
* inet_csk_get_port() does the opposite choice.
*/
@@ -831,11 +836,12 @@ int __inet_hash_connect(struct inet_timewait_death_row *death_row,
return -EADDRNOTAVAIL;
ok:
- /* If our first attempt found a candidate, skip next candidate
- * in 1/16 of cases to add some noise.
+ /* Here we want to add a little bit of randomness to the next source
+ * port that will be chosen. We use a max() with a random here so that
+ * on low contention the randomness is maximal and on high contention
+ * it may be inexistent.
*/
- if (!i && !(prandom_u32() % 16))
- i = 2;
+ i = max_t(int, i, (prandom_u32() & 7) * 2);
WRITE_ONCE(table_perturb[index], READ_ONCE(table_perturb[index]) + i + 2);
/* Head lock still held and bh's disabled */
@@ -859,7 +865,7 @@ int __inet_hash_connect(struct inet_timewait_death_row *death_row,
int inet_hash_connect(struct inet_timewait_death_row *death_row,
struct sock *sk)
{
- u32 port_offset = 0;
+ u64 port_offset = 0;
if (!inet_sk(sk)->inet_num)
port_offset = inet_sk_port_offset(sk);
@@ -909,6 +915,12 @@ void __init inet_hashinfo2_init(struct inet_hashinfo *h, const char *name,
low_limit,
high_limit);
init_hashinfo_lhash2(h);
+
+ /* this one is used for source ports of outgoing connections */
+ table_perturb = kmalloc_array(INET_TABLE_PERTURB_SIZE,
+ sizeof(*table_perturb), GFP_KERNEL);
+ if (!table_perturb)
+ panic("TCP: failed to alloc table_perturb");
}
int inet_hashinfo2_init_mod(struct inet_hashinfo *h)
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 36e89b687387..c4a2565da280 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -305,6 +305,7 @@ static int ping_check_bind_addr(struct sock *sk, struct inet_sock *isk,
struct net *net = sock_net(sk);
if (sk->sk_family == AF_INET) {
struct sockaddr_in *addr = (struct sockaddr_in *) uaddr;
+ u32 tb_id = RT_TABLE_LOCAL;
int chk_addr_ret;
if (addr_len < sizeof(*addr))
@@ -320,8 +321,10 @@ static int ping_check_bind_addr(struct sock *sk, struct inet_sock *isk,
if (addr->sin_addr.s_addr == htonl(INADDR_ANY))
chk_addr_ret = RTN_LOCAL;
- else
- chk_addr_ret = inet_addr_type(net, addr->sin_addr.s_addr);
+ else {
+ tb_id = l3mdev_fib_table_by_index(net, sk->sk_bound_dev_if) ? : tb_id;
+ chk_addr_ret = inet_addr_type_table(net, addr->sin_addr.s_addr, tb_id);
+ }
if ((!inet_can_nonlocal_bind(net, isk) &&
chk_addr_ret != RTN_LOCAL) ||
@@ -359,6 +362,14 @@ static int ping_check_bind_addr(struct sock *sk, struct inet_sock *isk,
return -ENODEV;
}
}
+
+ if (!dev && sk->sk_bound_dev_if) {
+ dev = dev_get_by_index_rcu(net, sk->sk_bound_dev_if);
+ if (!dev) {
+ rcu_read_unlock();
+ return -ENODEV;
+ }
+ }
has_addr = pingv6_ops.ipv6_chk_addr(net, &addr->sin6_addr, dev,
scoped);
rcu_read_unlock();
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index ed9b6842a9a0..6e8020a3bd67 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1754,6 +1754,7 @@ static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr,
#endif
RT_CACHE_STAT_INC(in_slow_mc);
+ skb_dst_drop(skb);
skb_dst_set(skb, &rth->dst);
return 0;
}
diff --git a/net/ipv6/inet6_hashtables.c b/net/ipv6/inet6_hashtables.c
index 0a2e7f228391..40203255ed88 100644
--- a/net/ipv6/inet6_hashtables.c
+++ b/net/ipv6/inet6_hashtables.c
@@ -308,7 +308,7 @@ static int __inet6_check_established(struct inet_timewait_death_row *death_row,
return -EADDRNOTAVAIL;
}
-static u32 inet6_sk_port_offset(const struct sock *sk)
+static u64 inet6_sk_port_offset(const struct sock *sk)
{
const struct inet_sock *inet = inet_sk(sk);
@@ -320,7 +320,7 @@ static u32 inet6_sk_port_offset(const struct sock *sk)
int inet6_hash_connect(struct inet_timewait_death_row *death_row,
struct sock *sk)
{
- u32 port_offset = 0;
+ u64 port_offset = 0;
if (!inet_sk(sk)->inet_num)
port_offset = inet6_sk_port_offset(sk);
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index c8332452c118..1548f532dc1a 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -3541,6 +3541,12 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
cbss->transmitted_bss->bssid);
bss_conf->bssid_indicator = cbss->max_bssid_indicator;
bss_conf->bssid_index = cbss->bssid_index;
+ } else {
+ bss_conf->nontransmitted = false;
+ memset(bss_conf->transmitter_bssid, 0,
+ sizeof(bss_conf->transmitter_bssid));
+ bss_conf->bssid_indicator = 0;
+ bss_conf->bssid_index = 0;
}
/*
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index fb7f7b17c78c..974d32632ef4 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1996,7 +1996,6 @@ static int netlink_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
copied = len;
}
- skb_reset_transport_header(data_skb);
err = skb_copy_datagram_msg(data_skb, 0, msg, copied);
if (msg->msg_name) {
diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c
index c6c862c459cc..cfadd613644a 100644
--- a/net/sched/act_pedit.c
+++ b/net/sched/act_pedit.c
@@ -149,7 +149,7 @@ static int tcf_pedit_init(struct net *net, struct nlattr *nla,
struct nlattr *pattr;
struct tcf_pedit *p;
int ret = 0, err;
- int ksize;
+ int i, ksize;
u32 index;
if (!nla) {
@@ -228,6 +228,18 @@ static int tcf_pedit_init(struct net *net, struct nlattr *nla,
p->tcfp_nkeys = parm->nkeys;
}
memcpy(p->tcfp_keys, parm->keys, ksize);
+ p->tcfp_off_max_hint = 0;
+ for (i = 0; i < p->tcfp_nkeys; ++i) {
+ u32 cur = p->tcfp_keys[i].off;
+
+ /* The AT option can read a single byte, we can bound the actual
+ * value with uchar max.
+ */
+ cur += (0xff & p->tcfp_keys[i].offmask) >> p->tcfp_keys[i].shift;
+
+ /* Each key touches 4 bytes starting from the computed offset */
+ p->tcfp_off_max_hint = max(p->tcfp_off_max_hint, cur + 4);
+ }
p->tcfp_flags = parm->flags;
goto_ch = tcf_action_set_ctrlact(*a, parm->action, goto_ch);
@@ -308,13 +320,18 @@ static int tcf_pedit_act(struct sk_buff *skb, const struct tc_action *a,
struct tcf_result *res)
{
struct tcf_pedit *p = to_pedit(a);
+ u32 max_offset;
int i;
- if (skb_unclone(skb, GFP_ATOMIC))
- return p->tcf_action;
-
spin_lock(&p->tcf_lock);
+ max_offset = (skb_transport_header_was_set(skb) ?
+ skb_transport_offset(skb) :
+ skb_network_offset(skb)) +
+ p->tcfp_off_max_hint;
+ if (skb_ensure_writable(skb, min(skb->len, max_offset)))
+ goto unlock;
+
tcf_lastuse_update(&p->tcf_tm);
if (p->tcfp_nkeys > 0) {
@@ -403,6 +420,7 @@ static int tcf_pedit_act(struct sk_buff *skb, const struct tc_action *a,
p->tcf_qstats.overlimits++;
done:
bstats_update(&p->tcf_bstats, skb);
+unlock:
spin_unlock(&p->tcf_lock);
return p->tcf_action;
}
diff --git a/net/smc/smc_rx.c b/net/smc/smc_rx.c
index 170b733bc736..45b0575520da 100644
--- a/net/smc/smc_rx.c
+++ b/net/smc/smc_rx.c
@@ -354,12 +354,12 @@ int smc_rx_recvmsg(struct smc_sock *smc, struct msghdr *msg,
}
break;
}
+ if (!timeo)
+ return -EAGAIN;
if (signal_pending(current)) {
read_done = sock_intr_errno(timeo);
break;
}
- if (!timeo)
- return -EAGAIN;
}
if (!smc_rx_data_available(conn)) {
diff --git a/net/sunrpc/auth_gss/gss_rpc_upcall.c b/net/sunrpc/auth_gss/gss_rpc_upcall.c
index 61c276bddaf2..f549e4c05def 100644
--- a/net/sunrpc/auth_gss/gss_rpc_upcall.c
+++ b/net/sunrpc/auth_gss/gss_rpc_upcall.c
@@ -98,6 +98,7 @@ static int gssp_rpc_create(struct net *net, struct rpc_clnt **_clnt)
* done without the correct namespace:
*/
.flags = RPC_CLNT_CREATE_NOPING |
+ RPC_CLNT_CREATE_CONNECTED |
RPC_CLNT_CREATE_NO_IDLE_TIMEOUT
};
struct rpc_clnt *clnt;
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index e4b9a38f12e0..0a0818e55879 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -76,6 +76,7 @@ static int rpc_encode_header(struct rpc_task *task,
static int rpc_decode_header(struct rpc_task *task,
struct xdr_stream *xdr);
static int rpc_ping(struct rpc_clnt *clnt);
+static int rpc_ping_noreply(struct rpc_clnt *clnt);
static void rpc_check_timeout(struct rpc_task *task);
static void rpc_register_client(struct rpc_clnt *clnt)
@@ -483,6 +484,12 @@ static struct rpc_clnt *rpc_create_xprt(struct rpc_create_args *args,
rpc_shutdown_client(clnt);
return ERR_PTR(err);
}
+ } else if (args->flags & RPC_CLNT_CREATE_CONNECTED) {
+ int err = rpc_ping_noreply(clnt);
+ if (err != 0) {
+ rpc_shutdown_client(clnt);
+ return ERR_PTR(err);
+ }
}
clnt->cl_softrtry = 1;
@@ -2704,6 +2711,10 @@ static const struct rpc_procinfo rpcproc_null = {
.p_decode = rpcproc_decode_null,
};
+static const struct rpc_procinfo rpcproc_null_noreply = {
+ .p_encode = rpcproc_encode_null,
+};
+
static void
rpc_null_call_prepare(struct rpc_task *task, void *data)
{
@@ -2757,6 +2768,28 @@ static int rpc_ping(struct rpc_clnt *clnt)
return status;
}
+static int rpc_ping_noreply(struct rpc_clnt *clnt)
+{
+ struct rpc_message msg = {
+ .rpc_proc = &rpcproc_null_noreply,
+ };
+ struct rpc_task_setup task_setup_data = {
+ .rpc_client = clnt,
+ .rpc_message = &msg,
+ .callback_ops = &rpc_null_ops,
+ .flags = RPC_TASK_SOFT | RPC_TASK_SOFTCONN | RPC_TASK_NULLCREDS,
+ };
+ struct rpc_task *task;
+ int status;
+
+ task = rpc_run_task(&task_setup_data);
+ if (IS_ERR(task))
+ return PTR_ERR(task);
+ status = task->tk_status;
+ rpc_put_task(task);
+ return status;
+}
+
struct rpc_cb_add_xprt_calldata {
struct rpc_xprt_switch *xps;
struct rpc_xprt *xprt;
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index e4adb780b69e..2db834318d14 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -929,12 +929,7 @@ void xprt_connect(struct rpc_task *task)
if (!xprt_lock_write(xprt, task))
return;
- if (test_and_clear_bit(XPRT_CLOSE_WAIT, &xprt->state)) {
- trace_xprt_disconnect_cleanup(xprt);
- xprt->ops->close(xprt);
- }
-
- if (!xprt_connected(xprt)) {
+ if (!xprt_connected(xprt) && !test_bit(XPRT_CLOSE_WAIT, &xprt->state)) {
task->tk_rqstp->rq_connect_cookie = xprt->connect_cookie;
rpc_sleep_on_timeout(&xprt->pending, task, NULL,
xprt_request_timeout(task->tk_rqstp));
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 95a86f3fb5c6..897dfce7dd27 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -880,7 +880,7 @@ static int xs_local_send_request(struct rpc_rqst *req)
/* Close the stream if the previous transmission was incomplete */
if (xs_send_request_was_aborted(transport, req)) {
- xs_close(xprt);
+ xprt_force_disconnect(xprt);
return -ENOTCONN;
}
@@ -918,7 +918,7 @@ static int xs_local_send_request(struct rpc_rqst *req)
-status);
fallthrough;
case -EPIPE:
- xs_close(xprt);
+ xprt_force_disconnect(xprt);
status = -ENOTCONN;
}
@@ -1205,6 +1205,16 @@ static void xs_reset_transport(struct sock_xprt *transport)
if (sk == NULL)
return;
+ /*
+ * Make sure we're calling this in a context from which it is safe
+ * to call __fput_sync(). In practice that means rpciod and the
+ * system workqueue.
+ */
+ if (!(current->flags & PF_WQ_WORKER)) {
+ WARN_ON_ONCE(1);
+ set_bit(XPRT_CLOSE_WAIT, &xprt->state);
+ return;
+ }
if (atomic_read(&transport->xprt.swapper))
sk_clear_memalloc(sk);
@@ -1228,7 +1238,7 @@ static void xs_reset_transport(struct sock_xprt *transport)
mutex_unlock(&transport->recv_mutex);
trace_rpc_socket_close(xprt, sock);
- fput(filp);
+ __fput_sync(filp);
xprt_disconnect_done(xprt);
}
diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c
index a40553e83f8b..f3e3d009cf1c 100644
--- a/net/tls/tls_device.c
+++ b/net/tls/tls_device.c
@@ -1347,7 +1347,10 @@ static int tls_device_down(struct net_device *netdev)
/* Device contexts for RX and TX will be freed in on sk_destruct
* by tls_device_free_ctx. rx_conf and tx_conf stay in TLS_HW.
+ * Now release the ref taken above.
*/
+ if (refcount_dec_and_test(&ctx->refcount))
+ tls_device_free_ctx(ctx);
}
up_write(&device_offload_lock);
diff --git a/sound/soc/codecs/max98090.c b/sound/soc/codecs/max98090.c
index b45ec35cd63c..62b41ca050a2 100644
--- a/sound/soc/codecs/max98090.c
+++ b/sound/soc/codecs/max98090.c
@@ -413,6 +413,9 @@ static int max98090_put_enab_tlv(struct snd_kcontrol *kcontrol,
val = (val >> mc->shift) & mask;
+ if (sel < 0 || sel > mc->max)
+ return -EINVAL;
+
*select = sel;
/* Setting a volume is only valid if it is already On */
@@ -427,7 +430,7 @@ static int max98090_put_enab_tlv(struct snd_kcontrol *kcontrol,
mask << mc->shift,
sel << mc->shift);
- return 0;
+ return *select != val;
}
static const char *max98090_perf_pwr_text[] =
diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c
index 63ee35ebeaab..f32ba64c5dda 100644
--- a/sound/soc/soc-ops.c
+++ b/sound/soc/soc-ops.c
@@ -519,7 +519,15 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol,
unsigned int mask = (1 << fls(max)) - 1;
unsigned int invert = mc->invert;
unsigned int val, val_mask;
- int err, ret;
+ int err, ret, tmp;
+
+ tmp = ucontrol->value.integer.value[0];
+ if (tmp < 0)
+ return -EINVAL;
+ if (mc->platform_max && tmp > mc->platform_max)
+ return -EINVAL;
+ if (tmp > mc->max - mc->min + 1)
+ return -EINVAL;
if (invert)
val = (max - ucontrol->value.integer.value[0]) & mask;
@@ -534,6 +542,14 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol,
ret = err;
if (snd_soc_volsw_is_stereo(mc)) {
+ tmp = ucontrol->value.integer.value[1];
+ if (tmp < 0)
+ return -EINVAL;
+ if (mc->platform_max && tmp > mc->platform_max)
+ return -EINVAL;
+ if (tmp > mc->max - mc->min + 1)
+ return -EINVAL;
+
if (invert)
val = (max - ucontrol->value.integer.value[1]) & mask;
else
diff --git a/sound/soc/sof/sof-pci-dev.c b/sound/soc/sof/sof-pci-dev.c
index bc9e70765678..b773289c928d 100644
--- a/sound/soc/sof/sof-pci-dev.c
+++ b/sound/soc/sof/sof-pci-dev.c
@@ -129,6 +129,11 @@ int sof_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
dev_dbg(&pci->dev, "PCI DSP detected");
+ if (!desc) {
+ dev_err(dev, "error: no matching PCI descriptor\n");
+ return -ENODEV;
+ }
+
if (!desc->ops) {
dev_err(dev, "error: no matching PCI descriptor ops\n");
return -ENODEV;
diff --git a/tools/testing/selftests/vm/Makefile b/tools/testing/selftests/vm/Makefile
index a7fde142e814..d8ae7cc01274 100644
--- a/tools/testing/selftests/vm/Makefile
+++ b/tools/testing/selftests/vm/Makefile
@@ -54,9 +54,9 @@ CAN_BUILD_I386 := $(shell ./../x86/check_cc.sh "$(CC)" ../x86/trivial_32bit_prog
CAN_BUILD_X86_64 := $(shell ./../x86/check_cc.sh "$(CC)" ../x86/trivial_64bit_program.c)
CAN_BUILD_WITH_NOPIE := $(shell ./../x86/check_cc.sh "$(CC)" ../x86/trivial_program.c -no-pie)
-TARGETS := protection_keys
-BINARIES_32 := $(TARGETS:%=%_32)
-BINARIES_64 := $(TARGETS:%=%_64)
+VMTARGETS := protection_keys
+BINARIES_32 := $(VMTARGETS:%=%_32)
+BINARIES_64 := $(VMTARGETS:%=%_64)
ifeq ($(CAN_BUILD_WITH_NOPIE),1)
CFLAGS += -no-pie
@@ -109,7 +109,7 @@ $(BINARIES_32): CFLAGS += -m32 -mxsave
$(BINARIES_32): LDLIBS += -lrt -ldl -lm
$(BINARIES_32): $(OUTPUT)/%_32: %.c
$(CC) $(CFLAGS) $(EXTRA_CFLAGS) $(notdir $^) $(LDLIBS) -o $@
-$(foreach t,$(TARGETS),$(eval $(call gen-target-rule-32,$(t))))
+$(foreach t,$(VMTARGETS),$(eval $(call gen-target-rule-32,$(t))))
endif
ifeq ($(CAN_BUILD_X86_64),1)
@@ -117,7 +117,7 @@ $(BINARIES_64): CFLAGS += -m64 -mxsave
$(BINARIES_64): LDLIBS += -lrt -ldl
$(BINARIES_64): $(OUTPUT)/%_64: %.c
$(CC) $(CFLAGS) $(EXTRA_CFLAGS) $(notdir $^) $(LDLIBS) -o $@
-$(foreach t,$(TARGETS),$(eval $(call gen-target-rule-64,$(t))))
+$(foreach t,$(VMTARGETS),$(eval $(call gen-target-rule-64,$(t))))
endif
# x86_64 users should be encouraged to install 32-bit libraries
prev parent reply other threads:[~2022-05-18 8:53 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-18 8:53 Linux 5.15.41 Greg Kroah-Hartman
2022-05-18 8:53 ` Greg Kroah-Hartman [this message]
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