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Message-ID: <20181219192054.GB4272@kroah.com>
Date: Wed, 19 Dec 2018 20:20:54 +0100
From: Greg KH <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, Jiri Slaby <jslaby@...e.cz>
Subject: Re: Linux 4.19.11
diff --git a/Makefile b/Makefile
index 36d9de42def3..676155d4dc3e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 19
-SUBLEVEL = 10
+SUBLEVEL = 11
EXTRAVERSION =
NAME = "People's Front"
diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
index 4adb85e66be3..93762244be7f 100644
--- a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
+++ b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
@@ -31,7 +31,7 @@
wifi_pwrseq: wifi-pwrseq {
compatible = "mmc-pwrseq-simple";
- reset-gpios = <&expgpio 1 GPIO_ACTIVE_HIGH>;
+ reset-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>;
};
};
diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
index c318bcbc6ba7..89e6fd547c75 100644
--- a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
+++ b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
@@ -26,7 +26,7 @@
wifi_pwrseq: wifi-pwrseq {
compatible = "mmc-pwrseq-simple";
- reset-gpios = <&expgpio 1 GPIO_ACTIVE_HIGH>;
+ reset-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>;
};
};
diff --git a/arch/arm/boot/dts/qcom-apq8064-arrow-sd-600eval.dts b/arch/arm/boot/dts/qcom-apq8064-arrow-sd-600eval.dts
index 76b56eafaab9..f714a20649d7 100644
--- a/arch/arm/boot/dts/qcom-apq8064-arrow-sd-600eval.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-arrow-sd-600eval.dts
@@ -387,6 +387,11 @@
hpd-gpio = <&tlmm_pinmux 72 GPIO_ACTIVE_HIGH>;
ports {
+ port@0 {
+ endpoint {
+ remote-endpoint = <&mdp_dtv_out>;
+ };
+ };
port@1 {
endpoint {
remote-endpoint = <&hdmi_con>;
diff --git a/arch/arm/mach-mmp/cputype.h b/arch/arm/mach-mmp/cputype.h
index 446edaeb78a7..a96abcf521b4 100644
--- a/arch/arm/mach-mmp/cputype.h
+++ b/arch/arm/mach-mmp/cputype.h
@@ -44,10 +44,12 @@ static inline int cpu_is_pxa910(void)
#define cpu_is_pxa910() (0)
#endif
-#ifdef CONFIG_CPU_MMP2
+#if defined(CONFIG_CPU_MMP2) || defined(CONFIG_MACH_MMP2_DT)
static inline int cpu_is_mmp2(void)
{
- return (((read_cpuid_id() >> 8) & 0xff) == 0x58);
+ return (((read_cpuid_id() >> 8) & 0xff) == 0x58) &&
+ (((mmp_chip_id & 0xfff) == 0x410) ||
+ ((mmp_chip_id & 0xfff) == 0x610));
}
#else
#define cpu_is_mmp2() (0)
diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c
index 072c51fb07d7..c389f2bef938 100644
--- a/arch/arm64/mm/dma-mapping.c
+++ b/arch/arm64/mm/dma-mapping.c
@@ -587,9 +587,9 @@ static void *__iommu_alloc_attrs(struct device *dev, size_t size,
prot,
__builtin_return_address(0));
if (addr) {
- memset(addr, 0, size);
if (!coherent)
__dma_flush_area(page_to_virt(page), iosize);
+ memset(addr, 0, size);
} else {
iommu_dma_unmap_page(dev, *handle, iosize, 0, attrs);
dma_release_from_contiguous(dev, page,
diff --git a/arch/powerpc/kernel/legacy_serial.c b/arch/powerpc/kernel/legacy_serial.c
index 33b34a58fc62..5b9dce17f0c9 100644
--- a/arch/powerpc/kernel/legacy_serial.c
+++ b/arch/powerpc/kernel/legacy_serial.c
@@ -372,6 +372,8 @@ void __init find_legacy_serial_ports(void)
/* Now find out if one of these is out firmware console */
path = of_get_property(of_chosen, "linux,stdout-path", NULL);
+ if (path == NULL)
+ path = of_get_property(of_chosen, "stdout-path", NULL);
if (path != NULL) {
stdout = of_find_node_by_path(path);
if (stdout)
@@ -595,8 +597,10 @@ static int __init check_legacy_serial_console(void)
/* We are getting a weird phandle from OF ... */
/* ... So use the full path instead */
name = of_get_property(of_chosen, "linux,stdout-path", NULL);
+ if (name == NULL)
+ name = of_get_property(of_chosen, "stdout-path", NULL);
if (name == NULL) {
- DBG(" no linux,stdout-path !\n");
+ DBG(" no stdout-path !\n");
return -ENODEV;
}
prom_stdout = of_find_node_by_path(name);
diff --git a/arch/powerpc/kernel/msi.c b/arch/powerpc/kernel/msi.c
index dab616a33b8d..f2197654be07 100644
--- a/arch/powerpc/kernel/msi.c
+++ b/arch/powerpc/kernel/msi.c
@@ -34,5 +34,10 @@ void arch_teardown_msi_irqs(struct pci_dev *dev)
{
struct pci_controller *phb = pci_bus_to_host(dev->bus);
- phb->controller_ops.teardown_msi_irqs(dev);
+ /*
+ * We can be called even when arch_setup_msi_irqs() returns -ENOSYS,
+ * so check the pointer again.
+ */
+ if (phb->controller_ops.teardown_msi_irqs)
+ phb->controller_ops.teardown_msi_irqs(dev);
}
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 9298f0f3817a..b84f61bc5e7a 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -223,9 +223,6 @@ KBUILD_CFLAGS += -fno-asynchronous-unwind-tables
# Avoid indirect branches in kernel to deal with Spectre
ifdef CONFIG_RETPOLINE
-ifeq ($(RETPOLINE_CFLAGS),)
- $(error You are building kernel with non-retpoline compiler, please update your compiler.)
-endif
KBUILD_CFLAGS += $(RETPOLINE_CFLAGS)
endif
@@ -303,6 +300,13 @@ ifndef CC_HAVE_ASM_GOTO
@echo Compiler lacks asm-goto support.
@exit 1
endif
+ifdef CONFIG_RETPOLINE
+ifeq ($(RETPOLINE_CFLAGS),)
+ @echo "You are building kernel with non-retpoline compiler." >&2
+ @echo "Please update your compiler." >&2
+ @false
+endif
+endif
archclean:
$(Q)rm -rf $(objtree)/arch/i386
diff --git a/block/bio.c b/block/bio.c
index c4ef8aa46452..55a5386fd431 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -1262,7 +1262,8 @@ struct bio *bio_copy_user_iov(struct request_queue *q,
if (ret)
goto cleanup;
} else {
- zero_fill_bio(bio);
+ if (bmd->is_our_pages)
+ zero_fill_bio(bio);
iov_iter_advance(iter, bio->bi_iter.bi_size);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
index 8816c697b205..387f1cf1dc20 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
@@ -330,7 +330,9 @@ static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device,
case CHIP_TOPAZ:
if (((adev->pdev->device == 0x6900) && (adev->pdev->revision == 0x81)) ||
((adev->pdev->device == 0x6900) && (adev->pdev->revision == 0x83)) ||
- ((adev->pdev->device == 0x6907) && (adev->pdev->revision == 0x87))) {
+ ((adev->pdev->device == 0x6907) && (adev->pdev->revision == 0x87)) ||
+ ((adev->pdev->device == 0x6900) && (adev->pdev->revision == 0xD1)) ||
+ ((adev->pdev->device == 0x6900) && (adev->pdev->revision == 0xD3))) {
info->is_kicker = true;
strcpy(fw_name, "amdgpu/topaz_k_smc.bin");
} else
@@ -351,7 +353,6 @@ static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device,
if (type == CGS_UCODE_ID_SMU) {
if (((adev->pdev->device == 0x67ef) &&
((adev->pdev->revision == 0xe0) ||
- (adev->pdev->revision == 0xe2) ||
(adev->pdev->revision == 0xe5))) ||
((adev->pdev->device == 0x67ff) &&
((adev->pdev->revision == 0xcf) ||
@@ -359,8 +360,13 @@ static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device,
(adev->pdev->revision == 0xff)))) {
info->is_kicker = true;
strcpy(fw_name, "amdgpu/polaris11_k_smc.bin");
- } else
+ } else if ((adev->pdev->device == 0x67ef) &&
+ (adev->pdev->revision == 0xe2)) {
+ info->is_kicker = true;
+ strcpy(fw_name, "amdgpu/polaris11_k2_smc.bin");
+ } else {
strcpy(fw_name, "amdgpu/polaris11_smc.bin");
+ }
} else if (type == CGS_UCODE_ID_SMU_SK) {
strcpy(fw_name, "amdgpu/polaris11_smc_sk.bin");
}
@@ -375,17 +381,35 @@ static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device,
(adev->pdev->revision == 0xe7) ||
(adev->pdev->revision == 0xef))) ||
((adev->pdev->device == 0x6fdf) &&
- (adev->pdev->revision == 0xef))) {
+ ((adev->pdev->revision == 0xef) ||
+ (adev->pdev->revision == 0xff)))) {
info->is_kicker = true;
strcpy(fw_name, "amdgpu/polaris10_k_smc.bin");
- } else
+ } else if ((adev->pdev->device == 0x67df) &&
+ ((adev->pdev->revision == 0xe1) ||
+ (adev->pdev->revision == 0xf7))) {
+ info->is_kicker = true;
+ strcpy(fw_name, "amdgpu/polaris10_k2_smc.bin");
+ } else {
strcpy(fw_name, "amdgpu/polaris10_smc.bin");
+ }
} else if (type == CGS_UCODE_ID_SMU_SK) {
strcpy(fw_name, "amdgpu/polaris10_smc_sk.bin");
}
break;
case CHIP_POLARIS12:
- strcpy(fw_name, "amdgpu/polaris12_smc.bin");
+ if (((adev->pdev->device == 0x6987) &&
+ ((adev->pdev->revision == 0xc0) ||
+ (adev->pdev->revision == 0xc3))) ||
+ ((adev->pdev->device == 0x6981) &&
+ ((adev->pdev->revision == 0x00) ||
+ (adev->pdev->revision == 0x01) ||
+ (adev->pdev->revision == 0x10)))) {
+ info->is_kicker = true;
+ strcpy(fw_name, "amdgpu/polaris12_k_smc.bin");
+ } else {
+ strcpy(fw_name, "amdgpu/polaris12_smc.bin");
+ }
break;
case CHIP_VEGAM:
strcpy(fw_name, "amdgpu/vegam_smc.bin");
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 0f41d8647376..8e26e1ca14c6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -761,7 +761,13 @@ static const struct pci_device_id pciidlist[] = {
{0x1002, 0x6864, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
{0x1002, 0x6867, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
{0x1002, 0x6868, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
+ {0x1002, 0x6869, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
+ {0x1002, 0x686a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
+ {0x1002, 0x686b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
{0x1002, 0x686c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
+ {0x1002, 0x686d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
+ {0x1002, 0x686e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
+ {0x1002, 0x686f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
{0x1002, 0x687f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA10},
/* Vega 12 */
{0x1002, 0x69A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12},
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index 29ac74f40dce..1427675d0e5a 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -326,7 +326,13 @@ static const struct kfd_deviceid supported_devices[] = {
{ 0x6864, &vega10_device_info }, /* Vega10 */
{ 0x6867, &vega10_device_info }, /* Vega10 */
{ 0x6868, &vega10_device_info }, /* Vega10 */
+ { 0x6869, &vega10_device_info }, /* Vega10 */
+ { 0x686A, &vega10_device_info }, /* Vega10 */
+ { 0x686B, &vega10_device_info }, /* Vega10 */
{ 0x686C, &vega10_vf_device_info }, /* Vega10 vf*/
+ { 0x686D, &vega10_device_info }, /* Vega10 */
+ { 0x686E, &vega10_device_info }, /* Vega10 */
+ { 0x686F, &vega10_device_info }, /* Vega10 */
{ 0x687F, &vega10_device_info }, /* Vega10 */
};
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu7_ppsmc.h b/drivers/gpu/drm/amd/powerplay/inc/smu7_ppsmc.h
index 62f36ba2435b..c1a99dfe4913 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smu7_ppsmc.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu7_ppsmc.h
@@ -386,6 +386,8 @@ typedef uint16_t PPSMC_Result;
#define PPSMC_MSG_AgmResetPsm ((uint16_t) 0x403)
#define PPSMC_MSG_ReadVftCell ((uint16_t) 0x404)
+#define PPSMC_MSG_ApplyAvfsCksOffVoltage ((uint16_t) 0x415)
+
#define PPSMC_MSG_GFX_CU_PG_ENABLE ((uint16_t) 0x280)
#define PPSMC_MSG_GFX_CU_PG_DISABLE ((uint16_t) 0x281)
#define PPSMC_MSG_GetCurrPkgPwr ((uint16_t) 0x282)
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
index 1276f168ff68..5b67f575cd34 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
@@ -1984,6 +1984,12 @@ int polaris10_thermal_avfs_enable(struct pp_hwmgr *hwmgr)
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_EnableAvfs);
+ /* Apply avfs cks-off voltages to avoid the overshoot
+ * when switching to the highest sclk frequency
+ */
+ if (data->apply_avfs_cks_off_voltage)
+ smum_send_msg_to_smc(hwmgr, PPSMC_MSG_ApplyAvfsCksOffVoltage);
+
return 0;
}
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c
index 99d5e4f98f49..a6edd5df33b0 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c
@@ -37,10 +37,13 @@ MODULE_FIRMWARE("amdgpu/fiji_smc.bin");
MODULE_FIRMWARE("amdgpu/polaris10_smc.bin");
MODULE_FIRMWARE("amdgpu/polaris10_smc_sk.bin");
MODULE_FIRMWARE("amdgpu/polaris10_k_smc.bin");
+MODULE_FIRMWARE("amdgpu/polaris10_k2_smc.bin");
MODULE_FIRMWARE("amdgpu/polaris11_smc.bin");
MODULE_FIRMWARE("amdgpu/polaris11_smc_sk.bin");
MODULE_FIRMWARE("amdgpu/polaris11_k_smc.bin");
+MODULE_FIRMWARE("amdgpu/polaris11_k2_smc.bin");
MODULE_FIRMWARE("amdgpu/polaris12_smc.bin");
+MODULE_FIRMWARE("amdgpu/polaris12_k_smc.bin");
MODULE_FIRMWARE("amdgpu/vegam_smc.bin");
MODULE_FIRMWARE("amdgpu/vega10_smc.bin");
MODULE_FIRMWARE("amdgpu/vega10_acg_smc.bin");
diff --git a/drivers/gpu/drm/i915/gvt/fb_decoder.c b/drivers/gpu/drm/i915/gvt/fb_decoder.c
index 481896fb712a..85e6736f0a32 100644
--- a/drivers/gpu/drm/i915/gvt/fb_decoder.c
+++ b/drivers/gpu/drm/i915/gvt/fb_decoder.c
@@ -235,7 +235,7 @@ int intel_vgpu_decode_primary_plane(struct intel_vgpu *vgpu,
plane->bpp = skl_pixel_formats[fmt].bpp;
plane->drm_format = skl_pixel_formats[fmt].drm_format;
} else {
- plane->tiled = !!(val & DISPPLANE_TILED);
+ plane->tiled = val & DISPPLANE_TILED;
fmt = bdw_format_to_drm(val & DISPPLANE_PIXFORMAT_MASK);
plane->bpp = bdw_pixel_formats[fmt].bpp;
plane->drm_format = bdw_pixel_formats[fmt].drm_format;
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index 75ea87ebf9b0..6937ef0b4bfc 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -442,8 +442,13 @@ static u64 execlists_update_context(struct i915_request *rq)
* may not be visible to the HW prior to the completion of the UC
* register write and that we may begin execution from the context
* before its image is complete leading to invalid PD chasing.
+ *
+ * Furthermore, Braswell, at least, wants a full mb to be sure that
+ * the writes are coherent in memory (visible to the GPU) prior to
+ * execution, and not just visible to other CPUs (as is the result of
+ * wmb).
*/
- wmb();
+ mb();
return ce->lrc_desc;
}
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_dbg.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_dbg.c
index ae2aee7ed9e1..e741d26185df 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_dbg.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_dbg.c
@@ -1962,7 +1962,7 @@ static void _dpu_dbg_dump_dpu_dbg_bus(struct dpu_dbg_dpu_debug_bus *bus)
u32 *dump_addr = NULL;
u32 status = 0;
struct dpu_debug_bus_entry *head;
- phys_addr_t phys = 0;
+ dma_addr_t dma = 0;
int list_size;
int i;
u32 offset;
@@ -2000,7 +2000,7 @@ static void _dpu_dbg_dump_dpu_dbg_bus(struct dpu_dbg_dpu_debug_bus *bus)
if (in_mem) {
if (!(*dump_mem))
*dump_mem = dma_alloc_coherent(dpu_dbg_base.dev,
- list_size, &phys, GFP_KERNEL);
+ list_size, &dma, GFP_KERNEL);
if (*dump_mem) {
dump_addr = *dump_mem;
@@ -2101,7 +2101,7 @@ static void _dpu_dbg_dump_vbif_dbg_bus(struct dpu_dbg_vbif_debug_bus *bus)
u32 value, d0, d1;
unsigned long reg, reg1, reg2;
struct vbif_debug_bus_entry *head;
- phys_addr_t phys = 0;
+ dma_addr_t dma = 0;
int i, list_size = 0;
void __iomem *mem_base = NULL;
struct vbif_debug_bus_entry *dbg_bus;
@@ -2151,7 +2151,7 @@ static void _dpu_dbg_dump_vbif_dbg_bus(struct dpu_dbg_vbif_debug_bus *bus)
if (in_mem) {
if (!(*dump_mem))
*dump_mem = dma_alloc_coherent(dpu_dbg_base.dev,
- list_size, &phys, GFP_KERNEL);
+ list_size, &dma, GFP_KERNEL);
if (*dump_mem) {
dump_addr = *dump_mem;
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
index faf7009c0a3c..2abcd7bf104f 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
@@ -197,6 +197,22 @@ nv50_dmac_create(struct nvif_device *device, struct nvif_object *disp,
/******************************************************************************
* EVO channel helpers
*****************************************************************************/
+static void
+evo_flush(struct nv50_dmac *dmac)
+{
+ /* Push buffer fetches are not coherent with BAR1, we need to ensure
+ * writes have been flushed right through to VRAM before writing PUT.
+ */
+ if (dmac->push.type & NVIF_MEM_VRAM) {
+ struct nvif_device *device = dmac->base.device;
+ nvif_wr32(&device->object, 0x070000, 0x00000001);
+ nvif_msec(device, 2000,
+ if (!(nvif_rd32(&device->object, 0x070000) & 0x00000002))
+ break;
+ );
+ }
+}
+
u32 *
evo_wait(struct nv50_dmac *evoc, int nr)
{
@@ -207,6 +223,7 @@ evo_wait(struct nv50_dmac *evoc, int nr)
mutex_lock(&dmac->lock);
if (put + nr >= (PAGE_SIZE / 4) - 8) {
dmac->ptr[put] = 0x20000000;
+ evo_flush(dmac);
nvif_wr32(&dmac->base.user, 0x0000, 0x00000000);
if (nvif_msec(device, 2000,
@@ -229,17 +246,7 @@ evo_kick(u32 *push, struct nv50_dmac *evoc)
{
struct nv50_dmac *dmac = evoc;
- /* Push buffer fetches are not coherent with BAR1, we need to ensure
- * writes have been flushed right through to VRAM before writing PUT.
- */
- if (dmac->push.type & NVIF_MEM_VRAM) {
- struct nvif_device *device = dmac->base.device;
- nvif_wr32(&device->object, 0x070000, 0x00000001);
- nvif_msec(device, 2000,
- if (!(nvif_rd32(&device->object, 0x070000) & 0x00000002))
- break;
- );
- }
+ evo_flush(dmac);
nvif_wr32(&dmac->base.user, 0x0000, (push - dmac->ptr) << 2);
mutex_unlock(&dmac->lock);
@@ -1226,6 +1233,7 @@ nv50_mstm_del(struct nv50_mstm **pmstm)
{
struct nv50_mstm *mstm = *pmstm;
if (mstm) {
+ drm_dp_mst_topology_mgr_destroy(&mstm->mgr);
kfree(*pmstm);
*pmstm = NULL;
}
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
index 05368fa4f956..f814d37b1db2 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
@@ -442,11 +442,6 @@ static int rockchip_drm_platform_remove(struct platform_device *pdev)
return 0;
}
-static void rockchip_drm_platform_shutdown(struct platform_device *pdev)
-{
- rockchip_drm_platform_remove(pdev);
-}
-
static const struct of_device_id rockchip_drm_dt_ids[] = {
{ .compatible = "rockchip,display-subsystem", },
{ /* sentinel */ },
@@ -456,7 +451,6 @@ MODULE_DEVICE_TABLE(of, rockchip_drm_dt_ids);
static struct platform_driver rockchip_drm_platform_driver = {
.probe = rockchip_drm_platform_probe,
.remove = rockchip_drm_platform_remove,
- .shutdown = rockchip_drm_platform_shutdown,
.driver = {
.name = "rockchip-drm",
.of_match_table = rockchip_drm_dt_ids,
diff --git a/drivers/i2c/busses/i2c-aspeed.c b/drivers/i2c/busses/i2c-aspeed.c
index a4f956c6d567..a19fbff16861 100644
--- a/drivers/i2c/busses/i2c-aspeed.c
+++ b/drivers/i2c/busses/i2c-aspeed.c
@@ -555,7 +555,7 @@ static irqreturn_t aspeed_i2c_bus_irq(int irq, void *dev_id)
spin_lock(&bus->lock);
#if IS_ENABLED(CONFIG_I2C_SLAVE)
- if (aspeed_i2c_slave_irq(bus)) {
+ if (IS_ENABLED(CONFIG_I2C_SLAVE) && aspeed_i2c_slave_irq(bus)) {
dev_dbg(bus->dev, "irq handled by slave.\n");
ret = true;
goto out;
@@ -564,7 +564,9 @@ static irqreturn_t aspeed_i2c_bus_irq(int irq, void *dev_id)
ret = aspeed_i2c_master_irq(bus);
+#if IS_ENABLED(CONFIG_I2C_SLAVE)
out:
+#endif
spin_unlock(&bus->lock);
return ret ? IRQ_HANDLED : IRQ_NONE;
}
diff --git a/drivers/md/dm-cache-metadata.c b/drivers/md/dm-cache-metadata.c
index 5936de71883f..6fc93834da44 100644
--- a/drivers/md/dm-cache-metadata.c
+++ b/drivers/md/dm-cache-metadata.c
@@ -930,6 +930,10 @@ static int blocks_are_clean_separate_dirty(struct dm_cache_metadata *cmd,
bool dirty_flag;
*result = true;
+ if (from_cblock(cmd->cache_blocks) == 0)
+ /* Nothing to do */
+ return 0;
+
r = dm_bitset_cursor_begin(&cmd->dirty_info, cmd->dirty_root,
from_cblock(cmd->cache_blocks), &cmd->dirty_cursor);
if (r) {
diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
index aaf1ad481ee8..1f225a1e08dd 100644
--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -195,7 +195,7 @@ static void throttle_unlock(struct throttle *t)
struct dm_thin_new_mapping;
/*
- * The pool runs in 4 modes. Ordered in degraded order for comparisons.
+ * The pool runs in various modes. Ordered in degraded order for comparisons.
*/
enum pool_mode {
PM_WRITE, /* metadata may be changed */
@@ -282,9 +282,38 @@ struct pool {
mempool_t mapping_pool;
};
-static enum pool_mode get_pool_mode(struct pool *pool);
static void metadata_operation_failed(struct pool *pool, const char *op, int r);
+static enum pool_mode get_pool_mode(struct pool *pool)
+{
+ return pool->pf.mode;
+}
+
+static void notify_of_pool_mode_change(struct pool *pool)
+{
+ const char *descs[] = {
+ "write",
+ "out-of-data-space",
+ "read-only",
+ "read-only",
+ "fail"
+ };
+ const char *extra_desc = NULL;
+ enum pool_mode mode = get_pool_mode(pool);
+
+ if (mode == PM_OUT_OF_DATA_SPACE) {
+ if (!pool->pf.error_if_no_space)
+ extra_desc = " (queue IO)";
+ else
+ extra_desc = " (error IO)";
+ }
+
+ dm_table_event(pool->ti->table);
+ DMINFO("%s: switching pool to %s%s mode",
+ dm_device_name(pool->pool_md),
+ descs[(int)mode], extra_desc ? : "");
+}
+
/*
* Target context for a pool.
*/
@@ -2351,8 +2380,6 @@ static void do_waker(struct work_struct *ws)
queue_delayed_work(pool->wq, &pool->waker, COMMIT_PERIOD);
}
-static void notify_of_pool_mode_change_to_oods(struct pool *pool);
-
/*
* We're holding onto IO to allow userland time to react. After the
* timeout either the pool will have been resized (and thus back in
@@ -2365,7 +2392,7 @@ static void do_no_space_timeout(struct work_struct *ws)
if (get_pool_mode(pool) == PM_OUT_OF_DATA_SPACE && !pool->pf.error_if_no_space) {
pool->pf.error_if_no_space = true;
- notify_of_pool_mode_change_to_oods(pool);
+ notify_of_pool_mode_change(pool);
error_retry_list_with_code(pool, BLK_STS_NOSPC);
}
}
@@ -2433,26 +2460,6 @@ static void noflush_work(struct thin_c *tc, void (*fn)(struct work_struct *))
/*----------------------------------------------------------------*/
-static enum pool_mode get_pool_mode(struct pool *pool)
-{
- return pool->pf.mode;
-}
-
-static void notify_of_pool_mode_change(struct pool *pool, const char *new_mode)
-{
- dm_table_event(pool->ti->table);
- DMINFO("%s: switching pool to %s mode",
- dm_device_name(pool->pool_md), new_mode);
-}
-
-static void notify_of_pool_mode_change_to_oods(struct pool *pool)
-{
- if (!pool->pf.error_if_no_space)
- notify_of_pool_mode_change(pool, "out-of-data-space (queue IO)");
- else
- notify_of_pool_mode_change(pool, "out-of-data-space (error IO)");
-}
-
static bool passdown_enabled(struct pool_c *pt)
{
return pt->adjusted_pf.discard_passdown;
@@ -2501,8 +2508,6 @@ static void set_pool_mode(struct pool *pool, enum pool_mode new_mode)
switch (new_mode) {
case PM_FAIL:
- if (old_mode != new_mode)
- notify_of_pool_mode_change(pool, "failure");
dm_pool_metadata_read_only(pool->pmd);
pool->process_bio = process_bio_fail;
pool->process_discard = process_bio_fail;
@@ -2516,8 +2521,6 @@ static void set_pool_mode(struct pool *pool, enum pool_mode new_mode)
case PM_OUT_OF_METADATA_SPACE:
case PM_READ_ONLY:
- if (!is_read_only_pool_mode(old_mode))
- notify_of_pool_mode_change(pool, "read-only");
dm_pool_metadata_read_only(pool->pmd);
pool->process_bio = process_bio_read_only;
pool->process_discard = process_bio_success;
@@ -2538,8 +2541,6 @@ static void set_pool_mode(struct pool *pool, enum pool_mode new_mode)
* alarming rate. Adjust your low water mark if you're
* frequently seeing this mode.
*/
- if (old_mode != new_mode)
- notify_of_pool_mode_change_to_oods(pool);
pool->out_of_data_space = true;
pool->process_bio = process_bio_read_only;
pool->process_discard = process_discard_bio;
@@ -2552,8 +2553,6 @@ static void set_pool_mode(struct pool *pool, enum pool_mode new_mode)
break;
case PM_WRITE:
- if (old_mode != new_mode)
- notify_of_pool_mode_change(pool, "write");
if (old_mode == PM_OUT_OF_DATA_SPACE)
cancel_delayed_work_sync(&pool->no_space_timeout);
pool->out_of_data_space = false;
@@ -2573,6 +2572,9 @@ static void set_pool_mode(struct pool *pool, enum pool_mode new_mode)
* doesn't cause an unexpected mode transition on resume.
*/
pt->adjusted_pf.mode = new_mode;
+
+ if (old_mode != new_mode)
+ notify_of_pool_mode_change(pool);
}
static void abort_transaction(struct pool *pool)
diff --git a/drivers/md/dm-zoned-target.c b/drivers/md/dm-zoned-target.c
index a44183ff4be0..85fb2baa8a7f 100644
--- a/drivers/md/dm-zoned-target.c
+++ b/drivers/md/dm-zoned-target.c
@@ -20,7 +20,6 @@ struct dmz_bioctx {
struct dm_zone *zone;
struct bio *bio;
atomic_t ref;
- blk_status_t status;
};
/*
@@ -78,65 +77,66 @@ static inline void dmz_bio_endio(struct bio *bio, blk_status_t status)
{
struct dmz_bioctx *bioctx = dm_per_bio_data(bio, sizeof(struct dmz_bioctx));
- if (bioctx->status == BLK_STS_OK && status != BLK_STS_OK)
- bioctx->status = status;
- bio_endio(bio);
+ if (status != BLK_STS_OK && bio->bi_status == BLK_STS_OK)
+ bio->bi_status = status;
+
+ if (atomic_dec_and_test(&bioctx->ref)) {
+ struct dm_zone *zone = bioctx->zone;
+
+ if (zone) {
+ if (bio->bi_status != BLK_STS_OK &&
+ bio_op(bio) == REQ_OP_WRITE &&
+ dmz_is_seq(zone))
+ set_bit(DMZ_SEQ_WRITE_ERR, &zone->flags);
+ dmz_deactivate_zone(zone);
+ }
+ bio_endio(bio);
+ }
}
/*
- * Partial clone read BIO completion callback. This terminates the
+ * Completion callback for an internally cloned target BIO. This terminates the
* target BIO when there are no more references to its context.
*/
-static void dmz_read_bio_end_io(struct bio *bio)
+static void dmz_clone_endio(struct bio *clone)
{
- struct dmz_bioctx *bioctx = bio->bi_private;
- blk_status_t status = bio->bi_status;
+ struct dmz_bioctx *bioctx = clone->bi_private;
+ blk_status_t status = clone->bi_status;
- bio_put(bio);
+ bio_put(clone);
dmz_bio_endio(bioctx->bio, status);
}
/*
- * Issue a BIO to a zone. The BIO may only partially process the
+ * Issue a clone of a target BIO. The clone may only partially process the
* original target BIO.
*/
-static int dmz_submit_read_bio(struct dmz_target *dmz, struct dm_zone *zone,
- struct bio *bio, sector_t chunk_block,
- unsigned int nr_blocks)
+static int dmz_submit_bio(struct dmz_target *dmz, struct dm_zone *zone,
+ struct bio *bio, sector_t chunk_block,
+ unsigned int nr_blocks)
{
struct dmz_bioctx *bioctx = dm_per_bio_data(bio, sizeof(struct dmz_bioctx));
- sector_t sector;
struct bio *clone;
- /* BIO remap sector */
- sector = dmz_start_sect(dmz->metadata, zone) + dmz_blk2sect(chunk_block);
-
- /* If the read is not partial, there is no need to clone the BIO */
- if (nr_blocks == dmz_bio_blocks(bio)) {
- /* Setup and submit the BIO */
- bio->bi_iter.bi_sector = sector;
- atomic_inc(&bioctx->ref);
- generic_make_request(bio);
- return 0;
- }
-
- /* Partial BIO: we need to clone the BIO */
clone = bio_clone_fast(bio, GFP_NOIO, &dmz->bio_set);
if (!clone)
return -ENOMEM;
- /* Setup the clone */
- clone->bi_iter.bi_sector = sector;
+ bio_set_dev(clone, dmz->dev->bdev);
+ clone->bi_iter.bi_sector =
+ dmz_start_sect(dmz->metadata, zone) + dmz_blk2sect(chunk_block);
clone->bi_iter.bi_size = dmz_blk2sect(nr_blocks) << SECTOR_SHIFT;
- clone->bi_end_io = dmz_read_bio_end_io;
+ clone->bi_end_io = dmz_clone_endio;
clone->bi_private = bioctx;
bio_advance(bio, clone->bi_iter.bi_size);
- /* Submit the clone */
atomic_inc(&bioctx->ref);
generic_make_request(clone);
+ if (bio_op(bio) == REQ_OP_WRITE && dmz_is_seq(zone))
+ zone->wp_block += nr_blocks;
+
return 0;
}
@@ -214,7 +214,7 @@ static int dmz_handle_read(struct dmz_target *dmz, struct dm_zone *zone,
if (nr_blocks) {
/* Valid blocks found: read them */
nr_blocks = min_t(unsigned int, nr_blocks, end_block - chunk_block);
- ret = dmz_submit_read_bio(dmz, rzone, bio, chunk_block, nr_blocks);
+ ret = dmz_submit_bio(dmz, rzone, bio, chunk_block, nr_blocks);
if (ret)
return ret;
chunk_block += nr_blocks;
@@ -228,25 +228,6 @@ static int dmz_handle_read(struct dmz_target *dmz, struct dm_zone *zone,
return 0;
}
-/*
- * Issue a write BIO to a zone.
- */
-static void dmz_submit_write_bio(struct dmz_target *dmz, struct dm_zone *zone,
- struct bio *bio, sector_t chunk_block,
- unsigned int nr_blocks)
-{
- struct dmz_bioctx *bioctx = dm_per_bio_data(bio, sizeof(struct dmz_bioctx));
-
- /* Setup and submit the BIO */
- bio_set_dev(bio, dmz->dev->bdev);
- bio->bi_iter.bi_sector = dmz_start_sect(dmz->metadata, zone) + dmz_blk2sect(chunk_block);
- atomic_inc(&bioctx->ref);
- generic_make_request(bio);
-
- if (dmz_is_seq(zone))
- zone->wp_block += nr_blocks;
-}
-
/*
* Write blocks directly in a data zone, at the write pointer.
* If a buffer zone is assigned, invalidate the blocks written
@@ -265,7 +246,9 @@ static int dmz_handle_direct_write(struct dmz_target *dmz,
return -EROFS;
/* Submit write */
- dmz_submit_write_bio(dmz, zone, bio, chunk_block, nr_blocks);
+ ret = dmz_submit_bio(dmz, zone, bio, chunk_block, nr_blocks);
+ if (ret)
+ return ret;
/*
* Validate the blocks in the data zone and invalidate
@@ -301,7 +284,9 @@ static int dmz_handle_buffered_write(struct dmz_target *dmz,
return -EROFS;
/* Submit write */
- dmz_submit_write_bio(dmz, bzone, bio, chunk_block, nr_blocks);
+ ret = dmz_submit_bio(dmz, bzone, bio, chunk_block, nr_blocks);
+ if (ret)
+ return ret;
/*
* Validate the blocks in the buffer zone
@@ -600,7 +585,6 @@ static int dmz_map(struct dm_target *ti, struct bio *bio)
bioctx->zone = NULL;
bioctx->bio = bio;
atomic_set(&bioctx->ref, 1);
- bioctx->status = BLK_STS_OK;
/* Set the BIO pending in the flush list */
if (!nr_sectors && bio_op(bio) == REQ_OP_WRITE) {
@@ -623,35 +607,6 @@ static int dmz_map(struct dm_target *ti, struct bio *bio)
return DM_MAPIO_SUBMITTED;
}
-/*
- * Completed target BIO processing.
- */
-static int dmz_end_io(struct dm_target *ti, struct bio *bio, blk_status_t *error)
-{
- struct dmz_bioctx *bioctx = dm_per_bio_data(bio, sizeof(struct dmz_bioctx));
-
- if (bioctx->status == BLK_STS_OK && *error)
- bioctx->status = *error;
-
- if (!atomic_dec_and_test(&bioctx->ref))
- return DM_ENDIO_INCOMPLETE;
-
- /* Done */
- bio->bi_status = bioctx->status;
-
- if (bioctx->zone) {
- struct dm_zone *zone = bioctx->zone;
-
- if (*error && bio_op(bio) == REQ_OP_WRITE) {
- if (dmz_is_seq(zone))
- set_bit(DMZ_SEQ_WRITE_ERR, &zone->flags);
- }
- dmz_deactivate_zone(zone);
- }
-
- return DM_ENDIO_DONE;
-}
-
/*
* Get zoned device information.
*/
@@ -947,7 +902,6 @@ static struct target_type dmz_type = {
.ctr = dmz_ctr,
.dtr = dmz_dtr,
.map = dmz_map,
- .end_io = dmz_end_io,
.io_hints = dmz_io_hints,
.prepare_ioctl = dmz_prepare_ioctl,
.postsuspend = dmz_suspend,
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 45abb54037fc..07d2949a8746 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1592,6 +1592,8 @@ static blk_qc_t __split_and_process_bio(struct mapped_device *md,
return ret;
}
+ blk_queue_split(md->queue, &bio);
+
init_clone_info(&ci, md, map, bio);
if (bio->bi_opf & REQ_PREFLUSH) {
diff --git a/drivers/media/common/videobuf2/videobuf2-core.c b/drivers/media/common/videobuf2/videobuf2-core.c
index 5653e8eebe2b..16c7b20cbf61 100644
--- a/drivers/media/common/videobuf2/videobuf2-core.c
+++ b/drivers/media/common/videobuf2/videobuf2-core.c
@@ -1755,10 +1755,8 @@ int vb2_core_streamon(struct vb2_queue *q, unsigned int type)
if (ret)
return ret;
ret = vb2_start_streaming(q);
- if (ret) {
- __vb2_queue_cancel(q);
+ if (ret)
return ret;
- }
}
q->streaming = 1;
diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c
index e201ccb3fda4..f6755b86eba2 100644
--- a/drivers/mmc/core/block.c
+++ b/drivers/mmc/core/block.c
@@ -472,7 +472,7 @@ static int ioctl_do_sanitize(struct mmc_card *card)
static int __mmc_blk_ioctl_cmd(struct mmc_card *card, struct mmc_blk_data *md,
struct mmc_blk_ioc_data *idata)
{
- struct mmc_command cmd = {};
+ struct mmc_command cmd = {}, sbc = {};
struct mmc_data data = {};
struct mmc_request mrq = {};
struct scatterlist sg;
@@ -550,10 +550,15 @@ static int __mmc_blk_ioctl_cmd(struct mmc_card *card, struct mmc_blk_data *md,
}
if (idata->rpmb) {
- err = mmc_set_blockcount(card, data.blocks,
- idata->ic.write_flag & (1 << 31));
- if (err)
- return err;
+ sbc.opcode = MMC_SET_BLOCK_COUNT;
+ /*
+ * We don't do any blockcount validation because the max size
+ * may be increased by a future standard. We just copy the
+ * 'Reliable Write' bit here.
+ */
+ sbc.arg = data.blocks | (idata->ic.write_flag & BIT(31));
+ sbc.flags = MMC_RSP_R1 | MMC_CMD_AC;
+ mrq.sbc = &sbc;
}
if ((MMC_EXTRACT_INDEX_FROM_ARG(cmd.arg) == EXT_CSD_SANITIZE_START) &&
diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c
index adf32682f27a..c60a7625b1fa 100644
--- a/drivers/mmc/host/omap.c
+++ b/drivers/mmc/host/omap.c
@@ -104,6 +104,7 @@ struct mmc_omap_slot {
unsigned int vdd;
u16 saved_con;
u16 bus_mode;
+ u16 power_mode;
unsigned int fclk_freq;
struct tasklet_struct cover_tasklet;
@@ -1157,7 +1158,7 @@ static void mmc_omap_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
struct mmc_omap_slot *slot = mmc_priv(mmc);
struct mmc_omap_host *host = slot->host;
int i, dsor;
- int clk_enabled;
+ int clk_enabled, init_stream;
mmc_omap_select_slot(slot, 0);
@@ -1167,6 +1168,7 @@ static void mmc_omap_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
slot->vdd = ios->vdd;
clk_enabled = 0;
+ init_stream = 0;
switch (ios->power_mode) {
case MMC_POWER_OFF:
mmc_omap_set_power(slot, 0, ios->vdd);
@@ -1174,13 +1176,17 @@ static void mmc_omap_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
case MMC_POWER_UP:
/* Cannot touch dsor yet, just power up MMC */
mmc_omap_set_power(slot, 1, ios->vdd);
+ slot->power_mode = ios->power_mode;
goto exit;
case MMC_POWER_ON:
mmc_omap_fclk_enable(host, 1);
clk_enabled = 1;
dsor |= 1 << 11;
+ if (slot->power_mode != MMC_POWER_ON)
+ init_stream = 1;
break;
}
+ slot->power_mode = ios->power_mode;
if (slot->bus_mode != ios->bus_mode) {
if (slot->pdata->set_bus_mode != NULL)
@@ -1196,7 +1202,7 @@ static void mmc_omap_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
for (i = 0; i < 2; i++)
OMAP_MMC_WRITE(host, CON, dsor);
slot->saved_con = dsor;
- if (ios->power_mode == MMC_POWER_ON) {
+ if (init_stream) {
/* worst case at 400kHz, 80 cycles makes 200 microsecs */
int usecs = 250;
@@ -1234,6 +1240,7 @@ static int mmc_omap_new_slot(struct mmc_omap_host *host, int id)
slot->host = host;
slot->mmc = mmc;
slot->id = id;
+ slot->power_mode = MMC_POWER_UNDEFINED;
slot->pdata = &host->pdata->slots[id];
host->slots[id] = slot;
diff --git a/drivers/mmc/host/sdhci-omap.c b/drivers/mmc/host/sdhci-omap.c
index 88347ce78f23..d264391616f9 100644
--- a/drivers/mmc/host/sdhci-omap.c
+++ b/drivers/mmc/host/sdhci-omap.c
@@ -288,9 +288,9 @@ static int sdhci_omap_execute_tuning(struct mmc_host *mmc, u32 opcode)
struct device *dev = omap_host->dev;
struct mmc_ios *ios = &mmc->ios;
u32 start_window = 0, max_window = 0;
+ bool dcrc_was_enabled = false;
u8 cur_match, prev_match = 0;
u32 length = 0, max_len = 0;
- u32 ier = host->ier;
u32 phase_delay = 0;
int ret = 0;
u32 reg;
@@ -317,9 +317,10 @@ static int sdhci_omap_execute_tuning(struct mmc_host *mmc, u32 opcode)
* during the tuning procedure. So disable it during the
* tuning procedure.
*/
- ier &= ~SDHCI_INT_DATA_CRC;
- sdhci_writel(host, ier, SDHCI_INT_ENABLE);
- sdhci_writel(host, ier, SDHCI_SIGNAL_ENABLE);
+ if (host->ier & SDHCI_INT_DATA_CRC) {
+ host->ier &= ~SDHCI_INT_DATA_CRC;
+ dcrc_was_enabled = true;
+ }
while (phase_delay <= MAX_PHASE_DELAY) {
sdhci_omap_set_dll(omap_host, phase_delay);
@@ -366,6 +367,9 @@ static int sdhci_omap_execute_tuning(struct mmc_host *mmc, u32 opcode)
ret:
sdhci_reset(host, SDHCI_RESET_CMD | SDHCI_RESET_DATA);
+ /* Reenable forbidden interrupt */
+ if (dcrc_was_enabled)
+ host->ier |= SDHCI_INT_DATA_CRC;
sdhci_writel(host, host->ier, SDHCI_INT_ENABLE);
sdhci_writel(host, host->ier, SDHCI_SIGNAL_ENABLE);
return ret;
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 1b3fbd9bd5c5..654051e00117 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -193,8 +193,12 @@ void sdhci_reset(struct sdhci_host *host, u8 mask)
timeout = ktime_add_ms(ktime_get(), 100);
/* hw clears the bit when it's done */
- while (sdhci_readb(host, SDHCI_SOFTWARE_RESET) & mask) {
- if (ktime_after(ktime_get(), timeout)) {
+ while (1) {
+ bool timedout = ktime_after(ktime_get(), timeout);
+
+ if (!(sdhci_readb(host, SDHCI_SOFTWARE_RESET) & mask))
+ break;
+ if (timedout) {
pr_err("%s: Reset 0x%x never completed.\n",
mmc_hostname(host->mmc), (int)mask);
sdhci_dumpregs(host);
@@ -1495,9 +1499,13 @@ void sdhci_enable_clk(struct sdhci_host *host, u16 clk)
/* Wait max 20 ms */
timeout = ktime_add_ms(ktime_get(), 20);
- while (!((clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL))
- & SDHCI_CLOCK_INT_STABLE)) {
- if (ktime_after(ktime_get(), timeout)) {
+ while (1) {
+ bool timedout = ktime_after(ktime_get(), timeout);
+
+ clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL);
+ if (clk & SDHCI_CLOCK_INT_STABLE)
+ break;
+ if (timedout) {
pr_err("%s: Internal clock never stabilised.\n",
mmc_hostname(host->mmc));
sdhci_dumpregs(host);
diff --git a/drivers/pinctrl/sunxi/pinctrl-sun8i-a83t.c b/drivers/pinctrl/sunxi/pinctrl-sun8i-a83t.c
index 6624499eae72..4ada80317a3b 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sun8i-a83t.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sun8i-a83t.c
@@ -568,7 +568,7 @@ static const struct sunxi_desc_pin sun8i_a83t_pins[] = {
SUNXI_PIN(SUNXI_PINCTRL_PIN(H, 11),
SUNXI_FUNCTION(0x0, "gpio_in"),
SUNXI_FUNCTION(0x1, "gpio_out"),
- SUNXI_FUNCTION_IRQ_BANK(0x6, 2, 1)), /* PH_EINT11 */
+ SUNXI_FUNCTION_IRQ_BANK(0x6, 2, 11)), /* PH_EINT11 */
};
static const struct sunxi_pinctrl_desc sun8i_a83t_pinctrl_data = {
diff --git a/drivers/scsi/raid_class.c b/drivers/scsi/raid_class.c
index ea88906d2cc5..5c3d6e1e0145 100644
--- a/drivers/scsi/raid_class.c
+++ b/drivers/scsi/raid_class.c
@@ -63,8 +63,7 @@ static int raid_match(struct attribute_container *cont, struct device *dev)
* emulated RAID devices, so start with SCSI */
struct raid_internal *i = ac_to_raid_internal(cont);
-#if defined(CONFIG_SCSI) || defined(CONFIG_SCSI_MODULE)
- if (scsi_is_sdev_device(dev)) {
+ if (IS_ENABLED(CONFIG_SCSI) && scsi_is_sdev_device(dev)) {
struct scsi_device *sdev = to_scsi_device(dev);
if (i->f->cookie != sdev->host->hostt)
@@ -72,7 +71,6 @@ static int raid_match(struct attribute_container *cont, struct device *dev)
return i->f->is_raid(dev);
}
-#endif
/* FIXME: look at other subsystems too */
return 0;
}
diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c
index 8be4d6786c61..14a9d18306cb 100644
--- a/drivers/slimbus/qcom-ngd-ctrl.c
+++ b/drivers/slimbus/qcom-ngd-ctrl.c
@@ -1467,7 +1467,7 @@ static int qcom_slim_ngd_remove(struct platform_device *pdev)
return 0;
}
-static int qcom_slim_ngd_runtime_idle(struct device *dev)
+static int __maybe_unused qcom_slim_ngd_runtime_idle(struct device *dev)
{
struct qcom_slim_ngd_ctrl *ctrl = dev_get_drvdata(dev);
@@ -1477,8 +1477,7 @@ static int qcom_slim_ngd_runtime_idle(struct device *dev)
return -EAGAIN;
}
-#ifdef CONFIG_PM
-static int qcom_slim_ngd_runtime_suspend(struct device *dev)
+static int __maybe_unused qcom_slim_ngd_runtime_suspend(struct device *dev)
{
struct qcom_slim_ngd_ctrl *ctrl = dev_get_drvdata(dev);
int ret = 0;
@@ -1491,7 +1490,6 @@ static int qcom_slim_ngd_runtime_suspend(struct device *dev)
return ret;
}
-#endif
static const struct dev_pm_ops qcom_slim_ngd_dev_pm_ops = {
SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
diff --git a/drivers/staging/olpc_dcon/Kconfig b/drivers/staging/olpc_dcon/Kconfig
index c91a56f77bcb..192cc8d0853f 100644
--- a/drivers/staging/olpc_dcon/Kconfig
+++ b/drivers/staging/olpc_dcon/Kconfig
@@ -2,6 +2,7 @@ config FB_OLPC_DCON
tristate "One Laptop Per Child Display CONtroller support"
depends on OLPC && FB
depends on I2C
+ depends on BACKLIGHT_LCD_SUPPORT
depends on (GPIO_CS5535 || GPIO_CS5535=n)
select BACKLIGHT_CLASS_DEVICE
help
diff --git a/fs/aio.c b/fs/aio.c
index 04c4d6218978..44551d96eaa4 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -45,6 +45,7 @@
#include <asm/kmap_types.h>
#include <linux/uaccess.h>
+#include <linux/nospec.h>
#include "internal.h"
@@ -1038,6 +1039,7 @@ static struct kioctx *lookup_ioctx(unsigned long ctx_id)
if (!table || id >= table->nr)
goto out;
+ id = array_index_nospec(id, table->nr);
ctx = rcu_dereference(table->table[id]);
if (ctx && ctx->user_id == ctx_id) {
if (percpu_ref_tryget_live(&ctx->users))
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 0979609d6eba..82a13221775e 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -1439,7 +1439,7 @@ static int fuse_dir_open(struct inode *inode, struct file *file)
static int fuse_dir_release(struct inode *inode, struct file *file)
{
- fuse_release_common(file, FUSE_RELEASEDIR);
+ fuse_release_common(file, true);
return 0;
}
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index a0ffed34b85d..fbd6978479cb 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -87,12 +87,12 @@ static void fuse_release_end(struct fuse_conn *fc, struct fuse_req *req)
iput(req->misc.release.inode);
}
-static void fuse_file_put(struct fuse_file *ff, bool sync)
+static void fuse_file_put(struct fuse_file *ff, bool sync, bool isdir)
{
if (refcount_dec_and_test(&ff->count)) {
struct fuse_req *req = ff->reserved_req;
- if (ff->fc->no_open) {
+ if (ff->fc->no_open && !isdir) {
/*
* Drop the release request when client does not
* implement 'open'
@@ -245,10 +245,11 @@ static void fuse_prepare_release(struct fuse_file *ff, int flags, int opcode)
req->in.args[0].value = inarg;
}
-void fuse_release_common(struct file *file, int opcode)
+void fuse_release_common(struct file *file, bool isdir)
{
struct fuse_file *ff = file->private_data;
struct fuse_req *req = ff->reserved_req;
+ int opcode = isdir ? FUSE_RELEASEDIR : FUSE_RELEASE;
fuse_prepare_release(ff, file->f_flags, opcode);
@@ -270,7 +271,7 @@ void fuse_release_common(struct file *file, int opcode)
* synchronous RELEASE is allowed (and desirable) in this case
* because the server can be trusted not to screw up.
*/
- fuse_file_put(ff, ff->fc->destroy_req != NULL);
+ fuse_file_put(ff, ff->fc->destroy_req != NULL, isdir);
}
static int fuse_open(struct inode *inode, struct file *file)
@@ -286,7 +287,7 @@ static int fuse_release(struct inode *inode, struct file *file)
if (fc->writeback_cache)
write_inode_now(inode, 1);
- fuse_release_common(file, FUSE_RELEASE);
+ fuse_release_common(file, false);
/* return value is ignored by VFS */
return 0;
@@ -300,7 +301,7 @@ void fuse_sync_release(struct fuse_file *ff, int flags)
* iput(NULL) is a no-op and since the refcount is 1 and everything's
* synchronous, we are fine with not doing igrab() here"
*/
- fuse_file_put(ff, true);
+ fuse_file_put(ff, true, false);
}
EXPORT_SYMBOL_GPL(fuse_sync_release);
@@ -805,7 +806,7 @@ static void fuse_readpages_end(struct fuse_conn *fc, struct fuse_req *req)
put_page(page);
}
if (req->ff)
- fuse_file_put(req->ff, false);
+ fuse_file_put(req->ff, false, false);
}
static void fuse_send_readpages(struct fuse_req *req, struct file *file)
@@ -1459,7 +1460,7 @@ static void fuse_writepage_free(struct fuse_conn *fc, struct fuse_req *req)
__free_page(req->pages[i]);
if (req->ff)
- fuse_file_put(req->ff, false);
+ fuse_file_put(req->ff, false, false);
}
static void fuse_writepage_finish(struct fuse_conn *fc, struct fuse_req *req)
@@ -1616,7 +1617,7 @@ int fuse_write_inode(struct inode *inode, struct writeback_control *wbc)
ff = __fuse_write_file_get(fc, fi);
err = fuse_flush_times(inode, ff);
if (ff)
- fuse_file_put(ff, 0);
+ fuse_file_put(ff, false, false);
return err;
}
@@ -1930,7 +1931,7 @@ static int fuse_writepages(struct address_space *mapping,
err = 0;
}
if (data.ff)
- fuse_file_put(data.ff, false);
+ fuse_file_put(data.ff, false, false);
kfree(data.orig_pages);
out:
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index f78e9614bb5f..cec8b8e74969 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -749,7 +749,7 @@ void fuse_sync_release(struct fuse_file *ff, int flags);
/**
* Send RELEASE or RELEASEDIR request
*/
-void fuse_release_common(struct file *file, int opcode);
+void fuse_release_common(struct file *file, bool isdir);
/**
* Send FSYNC or FSYNCDIR request
diff --git a/fs/iomap.c b/fs/iomap.c
index ec15cf2ec696..37da7a61a6c5 100644
--- a/fs/iomap.c
+++ b/fs/iomap.c
@@ -117,6 +117,12 @@ iomap_page_create(struct inode *inode, struct page *page)
atomic_set(&iop->read_count, 0);
atomic_set(&iop->write_count, 0);
bitmap_zero(iop->uptodate, PAGE_SIZE / SECTOR_SIZE);
+
+ /*
+ * migrate_page_move_mapping() assumes that pages with private data have
+ * their count elevated by 1.
+ */
+ get_page(page);
set_page_private(page, (unsigned long)iop);
SetPagePrivate(page);
return iop;
@@ -133,6 +139,7 @@ iomap_page_release(struct page *page)
WARN_ON_ONCE(atomic_read(&iop->write_count));
ClearPagePrivate(page);
set_page_private(page, 0);
+ put_page(page);
kfree(iop);
}
diff --git a/fs/overlayfs/dir.c b/fs/overlayfs/dir.c
index 3bbde0a9f48f..b2aadd3e1fec 100644
--- a/fs/overlayfs/dir.c
+++ b/fs/overlayfs/dir.c
@@ -652,6 +652,18 @@ static int ovl_symlink(struct inode *dir, struct dentry *dentry,
return ovl_create_object(dentry, S_IFLNK, 0, link);
}
+static int ovl_set_link_redirect(struct dentry *dentry)
+{
+ const struct cred *old_cred;
+ int err;
+
+ old_cred = ovl_override_creds(dentry->d_sb);
+ err = ovl_set_redirect(dentry, false);
+ revert_creds(old_cred);
+
+ return err;
+}
+
static int ovl_link(struct dentry *old, struct inode *newdir,
struct dentry *new)
{
@@ -672,7 +684,7 @@ static int ovl_link(struct dentry *old, struct inode *newdir,
goto out_drop_write;
if (ovl_is_metacopy_dentry(old)) {
- err = ovl_set_redirect(old, false);
+ err = ovl_set_link_redirect(old);
if (err)
goto out_drop_write;
}
diff --git a/fs/overlayfs/export.c b/fs/overlayfs/export.c
index 8fa37cd7818a..54e5d17d7f3e 100644
--- a/fs/overlayfs/export.c
+++ b/fs/overlayfs/export.c
@@ -754,9 +754,8 @@ static struct dentry *ovl_lower_fh_to_d(struct super_block *sb,
goto out;
}
- /* Otherwise, get a connected non-upper dir or disconnected non-dir */
- if (d_is_dir(origin.dentry) &&
- (origin.dentry->d_flags & DCACHE_DISCONNECTED)) {
+ /* Find origin.dentry again with ovl_acceptable() layer check */
+ if (d_is_dir(origin.dentry)) {
dput(origin.dentry);
origin.dentry = NULL;
err = ovl_check_origin_fh(ofs, fh, true, NULL, &stack);
@@ -769,6 +768,7 @@ static struct dentry *ovl_lower_fh_to_d(struct super_block *sb,
goto out_err;
}
+ /* Get a connected non-upper dir or disconnected non-dir */
dentry = ovl_get_dentry(sb, NULL, &origin, index);
out:
diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c
index cd58939dc977..7a85e609fc27 100644
--- a/fs/userfaultfd.c
+++ b/fs/userfaultfd.c
@@ -1566,7 +1566,6 @@ static int userfaultfd_unregister(struct userfaultfd_ctx *ctx,
cond_resched();
BUG_ON(!vma_can_userfault(vma));
- WARN_ON(!(vma->vm_flags & VM_MAYWRITE));
/*
* Nothing to do: this vma is already registered into this
@@ -1575,6 +1574,8 @@ static int userfaultfd_unregister(struct userfaultfd_ctx *ctx,
if (!vma->vm_userfaultfd_ctx.ctx)
goto skip;
+ WARN_ON(!(vma->vm_flags & VM_MAYWRITE));
+
if (vma->vm_start > start)
start = vma->vm_start;
vma_end = min(end, vma->vm_end);
diff --git a/init/Kconfig b/init/Kconfig
index 1e234e2f1cba..317d5ccb5191 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -415,6 +415,11 @@ config IRQ_TIME_ACCOUNTING
If in doubt, say N here.
+config HAVE_SCHED_AVG_IRQ
+ def_bool y
+ depends on IRQ_TIME_ACCOUNTING || PARAVIRT_TIME_ACCOUNTING
+ depends on SMP
+
config BSD_PROCESS_ACCT
bool "BSD Process Accounting"
depends on MULTIUSER
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 2beda4b726e2..13ddfa46d741 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -135,9 +135,8 @@ static void update_rq_clock_task(struct rq *rq, s64 delta)
* In theory, the compile should just see 0 here, and optimize out the call
* to sched_rt_avg_update. But I don't trust it...
*/
-#if defined(CONFIG_IRQ_TIME_ACCOUNTING) || defined(CONFIG_PARAVIRT_TIME_ACCOUNTING)
- s64 steal = 0, irq_delta = 0;
-#endif
+ s64 __maybe_unused steal = 0, irq_delta = 0;
+
#ifdef CONFIG_IRQ_TIME_ACCOUNTING
irq_delta = irq_time_read(cpu_of(rq)) - rq->prev_irq_time;
@@ -177,7 +176,7 @@ static void update_rq_clock_task(struct rq *rq, s64 delta)
rq->clock_task += delta;
-#ifdef HAVE_SCHED_AVG_IRQ
+#ifdef CONFIG_HAVE_SCHED_AVG_IRQ
if ((irq_delta + steal) && sched_feat(NONTASK_CAPACITY))
update_irq_load_avg(rq, irq_delta + steal);
#endif
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 1162552dc3cc..eabbf6b10b44 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -7361,7 +7361,7 @@ static inline bool others_have_blocked(struct rq *rq)
if (READ_ONCE(rq->avg_dl.util_avg))
return true;
-#if defined(CONFIG_IRQ_TIME_ACCOUNTING) || defined(CONFIG_PARAVIRT_TIME_ACCOUNTING)
+#ifdef CONFIG_HAVE_SCHED_AVG_IRQ
if (READ_ONCE(rq->avg_irq.util_avg))
return true;
#endif
diff --git a/kernel/sched/pelt.c b/kernel/sched/pelt.c
index 35475c0c5419..48a126486435 100644
--- a/kernel/sched/pelt.c
+++ b/kernel/sched/pelt.c
@@ -358,7 +358,7 @@ int update_dl_rq_load_avg(u64 now, struct rq *rq, int running)
return 0;
}
-#if defined(CONFIG_IRQ_TIME_ACCOUNTING) || defined(CONFIG_PARAVIRT_TIME_ACCOUNTING)
+#ifdef CONFIG_HAVE_SCHED_AVG_IRQ
/*
* irq:
*
diff --git a/kernel/sched/pelt.h b/kernel/sched/pelt.h
index d2894db28955..7e56b489ff32 100644
--- a/kernel/sched/pelt.h
+++ b/kernel/sched/pelt.h
@@ -6,7 +6,7 @@ int __update_load_avg_cfs_rq(u64 now, int cpu, struct cfs_rq *cfs_rq);
int update_rt_rq_load_avg(u64 now, struct rq *rq, int running);
int update_dl_rq_load_avg(u64 now, struct rq *rq, int running);
-#if defined(CONFIG_IRQ_TIME_ACCOUNTING) || defined(CONFIG_PARAVIRT_TIME_ACCOUNTING)
+#ifdef CONFIG_HAVE_SCHED_AVG_IRQ
int update_irq_load_avg(struct rq *rq, u64 running);
#else
static inline int
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 6c25bbe87bd3..b63172288f7b 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -859,8 +859,7 @@ struct rq {
struct sched_avg avg_rt;
struct sched_avg avg_dl;
-#if defined(CONFIG_IRQ_TIME_ACCOUNTING) || defined(CONFIG_PARAVIRT_TIME_ACCOUNTING)
-#define HAVE_SCHED_AVG_IRQ
+#ifdef CONFIG_HAVE_SCHED_AVG_IRQ
struct sched_avg avg_irq;
#endif
u64 idle_stamp;
@@ -2215,7 +2214,7 @@ static inline unsigned long cpu_util_rt(struct rq *rq)
}
#endif
-#ifdef HAVE_SCHED_AVG_IRQ
+#ifdef CONFIG_HAVE_SCHED_AVG_IRQ
static inline unsigned long cpu_util_irq(struct rq *rq)
{
return rq->avg_irq.util_avg;
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 77734451cb05..e23eb9fc77aa 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -5460,6 +5460,7 @@ void ftrace_destroy_filter_files(struct ftrace_ops *ops)
if (ops->flags & FTRACE_OPS_FL_ENABLED)
ftrace_shutdown(ops, 0);
ops->flags |= FTRACE_OPS_FL_DELETED;
+ ftrace_free_filter(ops);
mutex_unlock(&ftrace_lock);
}
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
index 84a65173b1e9..5574e862de8d 100644
--- a/kernel/trace/trace_events_filter.c
+++ b/kernel/trace/trace_events_filter.c
@@ -570,11 +570,13 @@ predicate_parse(const char *str, int nr_parens, int nr_preds,
}
}
+ kfree(op_stack);
+ kfree(inverts);
return prog;
out_free:
kfree(op_stack);
- kfree(prog_stack);
kfree(inverts);
+ kfree(prog_stack);
return ERR_PTR(ret);
}
@@ -1718,6 +1720,7 @@ static int create_filter(struct trace_event_call *call,
err = process_preds(call, filter_string, *filterp, pe);
if (err && set_str)
append_filter_err(pe, *filterp);
+ create_filter_finish(pe);
return err;
}
diff --git a/kernel/trace/trace_events_trigger.c b/kernel/trace/trace_events_trigger.c
index 2152d1e530cb..cd12ecb66eb9 100644
--- a/kernel/trace/trace_events_trigger.c
+++ b/kernel/trace/trace_events_trigger.c
@@ -732,8 +732,10 @@ int set_trigger_filter(char *filter_str,
/* The filter is for the 'trigger' event, not the triggered event */
ret = create_event_filter(file->event_call, filter_str, false, &filter);
- if (ret)
- goto out;
+ /*
+ * If create_event_filter() fails, filter still needs to be freed.
+ * Which the calling code will do with data->filter.
+ */
assign:
tmp = rcu_access_pointer(data->filter);
diff --git a/scripts/spdxcheck.py b/scripts/spdxcheck.py
index 5056fb3b897d..e559c6294c39 100755
--- a/scripts/spdxcheck.py
+++ b/scripts/spdxcheck.py
@@ -168,6 +168,7 @@ class id_parser(object):
self.curline = 0
try:
for line in fd:
+ line = line.decode(locale.getpreferredencoding(False), errors='ignore')
self.curline += 1
if self.curline > maxlines:
break
@@ -249,12 +250,13 @@ if __name__ == '__main__':
try:
if len(args.path) and args.path[0] == '-':
- parser.parse_lines(sys.stdin, args.maxlines, '-')
+ stdin = os.fdopen(sys.stdin.fileno(), 'rb')
+ parser.parse_lines(stdin, args.maxlines, '-')
else:
if args.path:
for p in args.path:
if os.path.isfile(p):
- parser.parse_lines(open(p), args.maxlines, p)
+ parser.parse_lines(open(p, 'rb'), args.maxlines, p)
elif os.path.isdir(p):
scan_git_subtree(repo.head.reference.commit.tree, p)
else:
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