Re: Linux 4.9.117

From: Greg KH
Date: Fri Aug 03 2018 - 02:29:43 EST


diff --git a/Documentation/devicetree/bindings/net/dsa/qca8k.txt b/Documentation/devicetree/bindings/net/dsa/qca8k.txt
index 9c67ee4890d7..bbcb255c3150 100644
--- a/Documentation/devicetree/bindings/net/dsa/qca8k.txt
+++ b/Documentation/devicetree/bindings/net/dsa/qca8k.txt
@@ -2,7 +2,10 @@

Required properties:

-- compatible: should be "qca,qca8337"
+- compatible: should be one of:
+ "qca,qca8334"
+ "qca,qca8337"
+
- #size-cells: must be 0
- #address-cells: must be 1

@@ -14,6 +17,20 @@ port and PHY id, each subnode describing a port needs to have a valid phandle
referencing the internal PHY connected to it. The CPU port of this switch is
always port 0.

+A CPU port node has the following optional node:
+
+- fixed-link : Fixed-link subnode describing a link to a non-MDIO
+ managed entity. See
+ Documentation/devicetree/bindings/net/fixed-link.txt
+ for details.
+
+For QCA8K the 'fixed-link' sub-node supports only the following properties:
+
+- 'speed' (integer, mandatory), to indicate the link speed. Accepted
+ values are 10, 100 and 1000
+- 'full-duplex' (boolean, optional), to indicate that full duplex is
+ used. When absent, half duplex is assumed.
+
Example:


@@ -53,6 +70,10 @@ Example:
label = "cpu";
ethernet = <&gmac1>;
phy-mode = "rgmii";
+ fixed-link {
+ speed = 1000;
+ full-duplex;
+ };
};

port@1 {
diff --git a/Documentation/devicetree/bindings/net/meson-dwmac.txt b/Documentation/devicetree/bindings/net/meson-dwmac.txt
index 89e62ddc69ca..da37da0fdd3f 100644
--- a/Documentation/devicetree/bindings/net/meson-dwmac.txt
+++ b/Documentation/devicetree/bindings/net/meson-dwmac.txt
@@ -10,6 +10,7 @@ Required properties on all platforms:
- "amlogic,meson6-dwmac"
- "amlogic,meson8b-dwmac"
- "amlogic,meson-gxbb-dwmac"
+ - "amlogic,meson-axg-dwmac"
Additionally "snps,dwmac" and any applicable more
detailed version number described in net/stmmac.txt
should be used.
diff --git a/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt
index fe7fe0b03cfb..1b9881786ce9 100644
--- a/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt
+++ b/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt
@@ -3,8 +3,10 @@
Required properties for the root node:
- compatible: one of "amlogic,meson8-cbus-pinctrl"
"amlogic,meson8b-cbus-pinctrl"
+ "amlogic,meson8m2-cbus-pinctrl"
"amlogic,meson8-aobus-pinctrl"
"amlogic,meson8b-aobus-pinctrl"
+ "amlogic,meson8m2-aobus-pinctrl"
"amlogic,meson-gxbb-periphs-pinctrl"
"amlogic,meson-gxbb-aobus-pinctrl"
- reg: address and size of registers controlling irq functionality
diff --git a/Makefile b/Makefile
index a6b011778960..773c26c95d98 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 9
-SUBLEVEL = 116
+SUBLEVEL = 117
EXTRAVERSION =
NAME = Roaring Lionus

diff --git a/arch/arm/boot/dts/emev2.dtsi b/arch/arm/boot/dts/emev2.dtsi
index cd119400f440..fd6f9ce9206a 100644
--- a/arch/arm/boot/dts/emev2.dtsi
+++ b/arch/arm/boot/dts/emev2.dtsi
@@ -30,13 +30,13 @@
#address-cells = <1>;
#size-cells = <0>;

- cpu@0 {
+ cpu0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a9";
reg = <0>;
clock-frequency = <533000000>;
};
- cpu@1 {
+ cpu1: cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a9";
reg = <1>;
@@ -56,6 +56,7 @@
compatible = "arm,cortex-a9-pmu";
interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&cpu0>, <&cpu1>;
};

clocks@e0110000 {
diff --git a/arch/arm/boot/dts/sh73a0.dtsi b/arch/arm/boot/dts/sh73a0.dtsi
index 032fe2f14b16..6b0cc225149c 100644
--- a/arch/arm/boot/dts/sh73a0.dtsi
+++ b/arch/arm/boot/dts/sh73a0.dtsi
@@ -22,7 +22,7 @@
#address-cells = <1>;
#size-cells = <0>;

- cpu@0 {
+ cpu0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a9";
reg = <0>;
@@ -30,7 +30,7 @@
power-domains = <&pd_a2sl>;
next-level-cache = <&L2>;
};
- cpu@1 {
+ cpu1: cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a9";
reg = <1>;
@@ -89,6 +89,7 @@
compatible = "arm,cortex-a9-pmu";
interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&cpu0>, <&cpu1>;
};

cmt1: timer@e6138000 {
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index dab2cb0c1f1c..b4c4d823569a 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -260,6 +260,8 @@ CONFIG_GPIO_XGENE=y
CONFIG_GPIO_PCA953X=y
CONFIG_GPIO_PCA953X_IRQ=y
CONFIG_GPIO_MAX77620=y
+CONFIG_POWER_AVS=y
+CONFIG_ROCKCHIP_IODOMAIN=y
CONFIG_POWER_RESET_MSM=y
CONFIG_BATTERY_BQ27XXX=y
CONFIG_POWER_RESET_XGENE=y
diff --git a/arch/arm64/include/asm/cmpxchg.h b/arch/arm64/include/asm/cmpxchg.h
index ae852add053d..0f2e1ab5e166 100644
--- a/arch/arm64/include/asm/cmpxchg.h
+++ b/arch/arm64/include/asm/cmpxchg.h
@@ -229,7 +229,9 @@ static inline void __cmpwait_case_##name(volatile void *ptr, \
unsigned long tmp; \
\
asm volatile( \
- " ldxr" #sz "\t%" #w "[tmp], %[v]\n" \
+ " sevl\n" \
+ " wfe\n" \
+ " ldxr" #sz "\t%" #w "[tmp], %[v]\n" \
" eor %" #w "[tmp], %" #w "[tmp], %" #w "[val]\n" \
" cbnz %" #w "[tmp], 1f\n" \
" wfe\n" \
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index 9b8b477c363d..9d07b421f090 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -468,11 +468,13 @@ void __init mem_init(void)
BUILD_BUG_ON(TASK_SIZE_32 > TASK_SIZE_64);
#endif

+#ifdef CONFIG_SPARSEMEM_VMEMMAP
/*
* Make sure we chose the upper bound of sizeof(struct page)
- * correctly.
+ * correctly when sizing the VMEMMAP array.
*/
BUILD_BUG_ON(sizeof(struct page) > (1 << STRUCT_PAGE_MAX_SHIFT));
+#endif

if (PAGE_SIZE >= 16384 && get_num_physpages() <= 128) {
extern int sysctl_overcommit_memory;
diff --git a/arch/microblaze/boot/Makefile b/arch/microblaze/boot/Makefile
index 91d2068da1b9..0f3fe6a151dc 100644
--- a/arch/microblaze/boot/Makefile
+++ b/arch/microblaze/boot/Makefile
@@ -21,17 +21,19 @@ $(obj)/linux.bin.gz: $(obj)/linux.bin FORCE
quiet_cmd_cp = CP $< $@$2
cmd_cp = cat $< >$@$2 || (rm -f $@ && echo false)

-quiet_cmd_strip = STRIP $@
+quiet_cmd_strip = STRIP $< $@$2
cmd_strip = $(STRIP) -K microblaze_start -K _end -K __log_buf \
- -K _fdt_start vmlinux -o $@
+ -K _fdt_start $< -o $@$2

UIMAGE_LOADADDR = $(CONFIG_KERNEL_BASE_ADDR)
+UIMAGE_IN = $@
+UIMAGE_OUT = $@.ub

$(obj)/simpleImage.%: vmlinux FORCE
$(call if_changed,cp,.unstrip)
$(call if_changed,objcopy)
$(call if_changed,uimage)
- $(call if_changed,strip)
- @echo 'Kernel: $@ is ready' ' (#'`cat .version`')'
+ $(call if_changed,strip,.strip)
+ @echo 'Kernel: $(UIMAGE_OUT) is ready' ' (#'`cat .version`')'

clean-files += simpleImage.*.unstrip linux.bin.ub dts/*.dtb
diff --git a/arch/powerpc/kernel/eeh_driver.c b/arch/powerpc/kernel/eeh_driver.c
index 27843665da9e..620e08d4eb6e 100644
--- a/arch/powerpc/kernel/eeh_driver.c
+++ b/arch/powerpc/kernel/eeh_driver.c
@@ -450,9 +450,11 @@ static void *eeh_add_virt_device(void *data, void *userdata)

driver = eeh_pcid_get(dev);
if (driver) {
- eeh_pcid_put(dev);
- if (driver->err_handler)
+ if (driver->err_handler) {
+ eeh_pcid_put(dev);
return NULL;
+ }
+ eeh_pcid_put(dev);
}

#ifdef CONFIG_PPC_POWERNV
@@ -489,17 +491,19 @@ static void *eeh_rmv_device(void *data, void *userdata)
if (eeh_dev_removed(edev))
return NULL;

- driver = eeh_pcid_get(dev);
- if (driver) {
- eeh_pcid_put(dev);
- if (removed &&
- eeh_pe_passed(edev->pe))
- return NULL;
- if (removed &&
- driver->err_handler &&
- driver->err_handler->error_detected &&
- driver->err_handler->slot_reset)
+ if (removed) {
+ if (eeh_pe_passed(edev->pe))
return NULL;
+ driver = eeh_pcid_get(dev);
+ if (driver) {
+ if (driver->err_handler &&
+ driver->err_handler->error_detected &&
+ driver->err_handler->slot_reset) {
+ eeh_pcid_put(dev);
+ return NULL;
+ }
+ eeh_pcid_put(dev);
+ }
}

/* Remove it from PCI subsystem */
diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S
index fb133a163263..2274be535dda 100644
--- a/arch/powerpc/kernel/head_8xx.S
+++ b/arch/powerpc/kernel/head_8xx.S
@@ -769,7 +769,7 @@ start_here:
tovirt(r6,r6)
lis r5, abatron_pteptrs@h
ori r5, r5, abatron_pteptrs@l
- stw r5, 0xf0(r0) /* Must match your Abatron config file */
+ stw r5, 0xf0(0) /* Must match your Abatron config file */
tophys(r5,r5)
stw r6, 0(r5)

diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c
index 678f87a63645..97b02b8c4f10 100644
--- a/arch/powerpc/kernel/pci_32.c
+++ b/arch/powerpc/kernel/pci_32.c
@@ -11,6 +11,7 @@
#include <linux/sched.h>
#include <linux/errno.h>
#include <linux/bootmem.h>
+#include <linux/syscalls.h>
#include <linux/irq.h>
#include <linux/list.h>
#include <linux/of.h>
diff --git a/arch/powerpc/mm/slb.c b/arch/powerpc/mm/slb.c
index 48fc28bab544..64c9a91773af 100644
--- a/arch/powerpc/mm/slb.c
+++ b/arch/powerpc/mm/slb.c
@@ -68,14 +68,14 @@ static inline void slb_shadow_update(unsigned long ea, int ssize,
* updating it. No write barriers are needed here, provided
* we only update the current CPU's SLB shadow buffer.
*/
- p->save_area[index].esid = 0;
- p->save_area[index].vsid = cpu_to_be64(mk_vsid_data(ea, ssize, flags));
- p->save_area[index].esid = cpu_to_be64(mk_esid_data(ea, ssize, index));
+ WRITE_ONCE(p->save_area[index].esid, 0);
+ WRITE_ONCE(p->save_area[index].vsid, cpu_to_be64(mk_vsid_data(ea, ssize, flags)));
+ WRITE_ONCE(p->save_area[index].esid, cpu_to_be64(mk_esid_data(ea, ssize, index)));
}

static inline void slb_shadow_clear(enum slb_index index)
{
- get_slb_shadow()->save_area[index].esid = 0;
+ WRITE_ONCE(get_slb_shadow()->save_area[index].esid, 0);
}

static inline void create_shadowed_slbe(unsigned long ea, int ssize,
diff --git a/arch/powerpc/net/bpf_jit_comp64.c b/arch/powerpc/net/bpf_jit_comp64.c
index be9d968244ad..c0e817f35e69 100644
--- a/arch/powerpc/net/bpf_jit_comp64.c
+++ b/arch/powerpc/net/bpf_jit_comp64.c
@@ -207,25 +207,37 @@ static void bpf_jit_build_epilogue(u32 *image, struct codegen_context *ctx)

static void bpf_jit_emit_func_call(u32 *image, struct codegen_context *ctx, u64 func)
{
+ unsigned int i, ctx_idx = ctx->idx;
+
+ /* Load function address into r12 */
+ PPC_LI64(12, func);
+
+ /* For bpf-to-bpf function calls, the callee's address is unknown
+ * until the last extra pass. As seen above, we use PPC_LI64() to
+ * load the callee's address, but this may optimize the number of
+ * instructions required based on the nature of the address.
+ *
+ * Since we don't want the number of instructions emitted to change,
+ * we pad the optimized PPC_LI64() call with NOPs to guarantee that
+ * we always have a five-instruction sequence, which is the maximum
+ * that PPC_LI64() can emit.
+ */
+ for (i = ctx->idx - ctx_idx; i < 5; i++)
+ PPC_NOP();
+
#ifdef PPC64_ELF_ABI_v1
- /* func points to the function descriptor */
- PPC_LI64(b2p[TMP_REG_2], func);
- /* Load actual entry point from function descriptor */
- PPC_BPF_LL(b2p[TMP_REG_1], b2p[TMP_REG_2], 0);
- /* ... and move it to LR */
- PPC_MTLR(b2p[TMP_REG_1]);
/*
* Load TOC from function descriptor at offset 8.
* We can clobber r2 since we get called through a
* function pointer (so caller will save/restore r2)
* and since we don't use a TOC ourself.
*/
- PPC_BPF_LL(2, b2p[TMP_REG_2], 8);
-#else
- /* We can clobber r12 */
- PPC_FUNC_ADDR(12, func);
- PPC_MTLR(12);
+ PPC_BPF_LL(2, 12, 8);
+ /* Load actual entry point from function descriptor */
+ PPC_BPF_LL(12, 12, 0);
#endif
+
+ PPC_MTLR(12);
PPC_BLRL();
}

diff --git a/arch/powerpc/platforms/chrp/time.c b/arch/powerpc/platforms/chrp/time.c
index f803f4b8ab6f..8608e358217f 100644
--- a/arch/powerpc/platforms/chrp/time.c
+++ b/arch/powerpc/platforms/chrp/time.c
@@ -27,6 +27,8 @@
#include <asm/sections.h>
#include <asm/time.h>

+#include <platforms/chrp/chrp.h>
+
extern spinlock_t rtc_lock;

#define NVRAM_AS0 0x74
@@ -62,7 +64,7 @@ long __init chrp_time_init(void)
return 0;
}

-int chrp_cmos_clock_read(int addr)
+static int chrp_cmos_clock_read(int addr)
{
if (nvram_as1 != 0)
outb(addr>>8, nvram_as1);
@@ -70,7 +72,7 @@ int chrp_cmos_clock_read(int addr)
return (inb(nvram_data));
}

-void chrp_cmos_clock_write(unsigned long val, int addr)
+static void chrp_cmos_clock_write(unsigned long val, int addr)
{
if (nvram_as1 != 0)
outb(addr>>8, nvram_as1);
diff --git a/arch/powerpc/platforms/embedded6xx/hlwd-pic.c b/arch/powerpc/platforms/embedded6xx/hlwd-pic.c
index 89c54de88b7a..bf4a125faec6 100644
--- a/arch/powerpc/platforms/embedded6xx/hlwd-pic.c
+++ b/arch/powerpc/platforms/embedded6xx/hlwd-pic.c
@@ -35,6 +35,8 @@
*/
#define HW_BROADWAY_ICR 0x00
#define HW_BROADWAY_IMR 0x04
+#define HW_STARLET_ICR 0x08
+#define HW_STARLET_IMR 0x0c


/*
@@ -74,6 +76,9 @@ static void hlwd_pic_unmask(struct irq_data *d)
void __iomem *io_base = irq_data_get_irq_chip_data(d);

setbits32(io_base + HW_BROADWAY_IMR, 1 << irq);
+
+ /* Make sure the ARM (aka. Starlet) doesn't handle this interrupt. */
+ clrbits32(io_base + HW_STARLET_IMR, 1 << irq);
}


diff --git a/arch/powerpc/platforms/powermac/bootx_init.c b/arch/powerpc/platforms/powermac/bootx_init.c
index c3c9bbb3573a..ba0964c17620 100644
--- a/arch/powerpc/platforms/powermac/bootx_init.c
+++ b/arch/powerpc/platforms/powermac/bootx_init.c
@@ -468,7 +468,7 @@ void __init bootx_init(unsigned long r3, unsigned long r4)
boot_infos_t *bi = (boot_infos_t *) r4;
unsigned long hdr;
unsigned long space;
- unsigned long ptr, x;
+ unsigned long ptr;
char *model;
unsigned long offset = reloc_offset();

@@ -562,6 +562,8 @@ void __init bootx_init(unsigned long r3, unsigned long r4)
* MMU switched OFF, so this should not be useful anymore.
*/
if (bi->version < 4) {
+ unsigned long x __maybe_unused;
+
bootx_printf("Touching pages...\n");

/*
diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c
index 6b4e9d181126..4929dd4b165e 100644
--- a/arch/powerpc/platforms/powermac/setup.c
+++ b/arch/powerpc/platforms/powermac/setup.c
@@ -352,6 +352,7 @@ static int pmac_late_init(void)
}
machine_late_initcall(powermac, pmac_late_init);

+void note_bootable_part(dev_t dev, int part, int goodness);
/*
* This is __ref because we check for "initializing" before
* touching any of the __init sensitive things and "initializing"
diff --git a/arch/s390/include/asm/cpu_mf.h b/arch/s390/include/asm/cpu_mf.h
index 03516476127b..ee64e624c511 100644
--- a/arch/s390/include/asm/cpu_mf.h
+++ b/arch/s390/include/asm/cpu_mf.h
@@ -113,7 +113,7 @@ struct hws_basic_entry {

struct hws_diag_entry {
unsigned int def:16; /* 0-15 Data Entry Format */
- unsigned int R:14; /* 16-19 and 20-30 reserved */
+ unsigned int R:15; /* 16-19 and 20-30 reserved */
unsigned int I:1; /* 31 entry valid or invalid */
u8 data[]; /* Machine-dependent sample data */
} __packed;
@@ -129,7 +129,9 @@ struct hws_trailer_entry {
unsigned int f:1; /* 0 - Block Full Indicator */
unsigned int a:1; /* 1 - Alert request control */
unsigned int t:1; /* 2 - Timestamp format */
- unsigned long long:61; /* 3 - 63: Reserved */
+ unsigned int :29; /* 3 - 31: Reserved */
+ unsigned int bsdes:16; /* 32-47: size of basic SDE */
+ unsigned int dsdes:16; /* 48-63: size of diagnostic SDE */
};
unsigned long long flags; /* 0 - 63: All indicators */
};
diff --git a/arch/x86/events/intel/uncore.c b/arch/x86/events/intel/uncore.c
index aec6cc925af8..4f365267b12f 100644
--- a/arch/x86/events/intel/uncore.c
+++ b/arch/x86/events/intel/uncore.c
@@ -212,7 +212,7 @@ void uncore_perf_event_update(struct intel_uncore_box *box, struct perf_event *e
u64 prev_count, new_count, delta;
int shift;

- if (event->hw.idx >= UNCORE_PMC_IDX_FIXED)
+ if (event->hw.idx == UNCORE_PMC_IDX_FIXED)
shift = 64 - uncore_fixed_ctr_bits(box);
else
shift = 64 - uncore_perf_ctr_bits(box);
diff --git a/arch/x86/events/intel/uncore_nhmex.c b/arch/x86/events/intel/uncore_nhmex.c
index cda569332005..83e2188adac4 100644
--- a/arch/x86/events/intel/uncore_nhmex.c
+++ b/arch/x86/events/intel/uncore_nhmex.c
@@ -245,7 +245,7 @@ static void nhmex_uncore_msr_enable_event(struct intel_uncore_box *box, struct p
{
struct hw_perf_event *hwc = &event->hw;

- if (hwc->idx >= UNCORE_PMC_IDX_FIXED)
+ if (hwc->idx == UNCORE_PMC_IDX_FIXED)
wrmsrl(hwc->config_base, NHMEX_PMON_CTL_EN_BIT0);
else if (box->pmu->type->event_mask & NHMEX_PMON_CTL_EN_BIT0)
wrmsrl(hwc->config_base, hwc->config | NHMEX_PMON_CTL_EN_BIT22);
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index a16c06604a56..8a4d6bc8fed0 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -698,7 +698,7 @@ static int mmu_topup_memory_cache_page(struct kvm_mmu_memory_cache *cache,
if (cache->nobjs >= min)
return 0;
while (cache->nobjs < ARRAY_SIZE(cache->objects)) {
- page = (void *)__get_free_page(GFP_KERNEL);
+ page = (void *)__get_free_page(GFP_KERNEL_ACCOUNT);
if (!page)
return -ENOMEM;
cache->objects[cache->nobjs++] = page;
diff --git a/crypto/authenc.c b/crypto/authenc.c
index a7e1ac786c5d..c3180eb6d1ee 100644
--- a/crypto/authenc.c
+++ b/crypto/authenc.c
@@ -108,6 +108,7 @@ static int crypto_authenc_setkey(struct crypto_aead *authenc, const u8 *key,
CRYPTO_TFM_RES_MASK);

out:
+ memzero_explicit(&keys, sizeof(keys));
return err;

badkey:
diff --git a/crypto/authencesn.c b/crypto/authencesn.c
index 18c94e1c31d1..49e7e85a23d5 100644
--- a/crypto/authencesn.c
+++ b/crypto/authencesn.c
@@ -90,6 +90,7 @@ static int crypto_authenc_esn_setkey(struct crypto_aead *authenc_esn, const u8 *
CRYPTO_TFM_RES_MASK);

out:
+ memzero_explicit(&keys, sizeof(keys));
return err;

badkey:
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index bf601d4df8cf..b66815f35be6 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -472,9 +472,11 @@ static void negotiate_os_control(struct acpi_pci_root *root, int *no_aspm)
}

control = OSC_PCI_EXPRESS_CAPABILITY_CONTROL
- | OSC_PCI_EXPRESS_NATIVE_HP_CONTROL
| OSC_PCI_EXPRESS_PME_CONTROL;

+ if (IS_ENABLED(CONFIG_HOTPLUG_PCI_PCIE))
+ control |= OSC_PCI_EXPRESS_NATIVE_HP_CONTROL;
+
if (pci_aer_available()) {
if (aer_acpi_firmware_first())
dev_info(&device->dev,
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 6475a1343483..90c38778bc1f 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -2282,12 +2282,16 @@ static void ata_eh_link_autopsy(struct ata_link *link)
if (qc->err_mask & ~AC_ERR_OTHER)
qc->err_mask &= ~AC_ERR_OTHER;

- /* SENSE_VALID trumps dev/unknown error and revalidation */
+ /*
+ * SENSE_VALID trumps dev/unknown error and revalidation. Upper
+ * layers will determine whether the command is worth retrying
+ * based on the sense data and device class/type. Otherwise,
+ * determine directly if the command is worth retrying using its
+ * error mask and flags.
+ */
if (qc->flags & ATA_QCFLAG_SENSE_VALID)
qc->err_mask &= ~(AC_ERR_DEV | AC_ERR_OTHER);
-
- /* determine whether the command is worth retrying */
- if (ata_eh_worth_retry(qc))
+ else if (ata_eh_worth_retry(qc))
qc->flags |= ATA_QCFLAG_RETRY;

/* accumulate error info */
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index bff67c5a5fe7..44bccb1afa06 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -348,6 +348,9 @@ static const struct usb_device_id blacklist_table[] = {
/* Additional Realtek 8723BU Bluetooth devices */
{ USB_DEVICE(0x7392, 0xa611), .driver_info = BTUSB_REALTEK },

+ /* Additional Realtek 8723DE Bluetooth devices */
+ { USB_DEVICE(0x2ff8, 0xb011), .driver_info = BTUSB_REALTEK },
+
/* Additional Realtek 8821AE Bluetooth devices */
{ USB_DEVICE(0x0b05, 0x17dc), .driver_info = BTUSB_REALTEK },
{ USB_DEVICE(0x13d3, 0x3414), .driver_info = BTUSB_REALTEK },
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index 3a8b9aef96a6..0986c324459f 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -884,7 +884,7 @@ static int qca_set_baudrate(struct hci_dev *hdev, uint8_t baudrate)
*/
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout(msecs_to_jiffies(BAUDRATE_SETTLE_TIMEOUT_MS));
- set_current_state(TASK_INTERRUPTIBLE);
+ set_current_state(TASK_RUNNING);

return 0;
}
diff --git a/drivers/bus/arm-ccn.c b/drivers/bus/arm-ccn.c
index 45d7ecc66b22..4e9e9e618c9f 100644
--- a/drivers/bus/arm-ccn.c
+++ b/drivers/bus/arm-ccn.c
@@ -736,7 +736,7 @@ static int arm_ccn_pmu_event_init(struct perf_event *event)
ccn = pmu_to_arm_ccn(event->pmu);

if (hw->sample_period) {
- dev_warn(ccn->dev, "Sampling not supported!\n");
+ dev_dbg(ccn->dev, "Sampling not supported!\n");
return -EOPNOTSUPP;
}

@@ -744,12 +744,12 @@ static int arm_ccn_pmu_event_init(struct perf_event *event)
event->attr.exclude_kernel || event->attr.exclude_hv ||
event->attr.exclude_idle || event->attr.exclude_host ||
event->attr.exclude_guest) {
- dev_warn(ccn->dev, "Can't exclude execution levels!\n");
+ dev_dbg(ccn->dev, "Can't exclude execution levels!\n");
return -EINVAL;
}

if (event->cpu < 0) {
- dev_warn(ccn->dev, "Can't provide per-task data!\n");
+ dev_dbg(ccn->dev, "Can't provide per-task data!\n");
return -EOPNOTSUPP;
}
/*
@@ -771,13 +771,13 @@ static int arm_ccn_pmu_event_init(struct perf_event *event)
switch (type) {
case CCN_TYPE_MN:
if (node_xp != ccn->mn_id) {
- dev_warn(ccn->dev, "Invalid MN ID %d!\n", node_xp);
+ dev_dbg(ccn->dev, "Invalid MN ID %d!\n", node_xp);
return -EINVAL;
}
break;
case CCN_TYPE_XP:
if (node_xp >= ccn->num_xps) {
- dev_warn(ccn->dev, "Invalid XP ID %d!\n", node_xp);
+ dev_dbg(ccn->dev, "Invalid XP ID %d!\n", node_xp);
return -EINVAL;
}
break;
@@ -785,11 +785,11 @@ static int arm_ccn_pmu_event_init(struct perf_event *event)
break;
default:
if (node_xp >= ccn->num_nodes) {
- dev_warn(ccn->dev, "Invalid node ID %d!\n", node_xp);
+ dev_dbg(ccn->dev, "Invalid node ID %d!\n", node_xp);
return -EINVAL;
}
if (!arm_ccn_pmu_type_eq(type, ccn->node[node_xp].type)) {
- dev_warn(ccn->dev, "Invalid type 0x%x for node %d!\n",
+ dev_dbg(ccn->dev, "Invalid type 0x%x for node %d!\n",
type, node_xp);
return -EINVAL;
}
@@ -808,19 +808,19 @@ static int arm_ccn_pmu_event_init(struct perf_event *event)
if (event_id != e->event)
continue;
if (e->num_ports && port >= e->num_ports) {
- dev_warn(ccn->dev, "Invalid port %d for node/XP %d!\n",
+ dev_dbg(ccn->dev, "Invalid port %d for node/XP %d!\n",
port, node_xp);
return -EINVAL;
}
if (e->num_vcs && vc >= e->num_vcs) {
- dev_warn(ccn->dev, "Invalid vc %d for node/XP %d!\n",
+ dev_dbg(ccn->dev, "Invalid vc %d for node/XP %d!\n",
vc, node_xp);
return -EINVAL;
}
valid = 1;
}
if (!valid) {
- dev_warn(ccn->dev, "Invalid event 0x%x for node/XP %d!\n",
+ dev_dbg(ccn->dev, "Invalid event 0x%x for node/XP %d!\n",
event_id, node_xp);
return -EINVAL;
}
diff --git a/drivers/char/random.c b/drivers/char/random.c
index ddeac4eefd0a..81b65d0e7563 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -1826,14 +1826,22 @@ static int
write_pool(struct entropy_store *r, const char __user *buffer, size_t count)
{
size_t bytes;
- __u32 buf[16];
+ __u32 t, buf[16];
const char __user *p = buffer;

while (count > 0) {
+ int b, i = 0;
+
bytes = min(count, sizeof(buf));
if (copy_from_user(&buf, p, bytes))
return -EFAULT;

+ for (b = bytes ; b > 0 ; b -= sizeof(__u32), i++) {
+ if (!arch_get_random_int(&t))
+ break;
+ buf[i] ^= t;
+ }
+
count -= bytes;
p += bytes;

diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c
index 61262a7a5c3a..b0bd0f64d8f2 100644
--- a/drivers/edac/altera_edac.c
+++ b/drivers/edac/altera_edac.c
@@ -1111,7 +1111,7 @@ static void *ocram_alloc_mem(size_t size, void **other)

static void ocram_free_mem(void *p, size_t size, void *other)
{
- gen_pool_free((struct gen_pool *)other, (u32)p, size);
+ gen_pool_free((struct gen_pool *)other, (unsigned long)p, size);
}

static const struct edac_device_prv_data ocramecc_data = {
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index 34adde169a78..dd6fff1c98d6 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -1091,7 +1091,9 @@ drm_atomic_set_crtc_for_plane(struct drm_plane_state *plane_state,
{
struct drm_plane *plane = plane_state->plane;
struct drm_crtc_state *crtc_state;
-
+ /* Nothing to do for same crtc*/
+ if (plane_state->crtc == crtc)
+ return 0;
if (plane_state->crtc) {
crtc_state = drm_atomic_get_crtc_state(plane_state->state,
plane_state->crtc);
diff --git a/drivers/gpu/drm/gma500/psb_intel_drv.h b/drivers/gpu/drm/gma500/psb_intel_drv.h
index 2a3b7c684db2..fbd3fa340c4f 100644
--- a/drivers/gpu/drm/gma500/psb_intel_drv.h
+++ b/drivers/gpu/drm/gma500/psb_intel_drv.h
@@ -255,7 +255,7 @@ extern int intelfb_remove(struct drm_device *dev,
extern bool psb_intel_lvds_mode_fixup(struct drm_encoder *encoder,
const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
-extern int psb_intel_lvds_mode_valid(struct drm_connector *connector,
+extern enum drm_mode_status psb_intel_lvds_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode);
extern int psb_intel_lvds_set_property(struct drm_connector *connector,
struct drm_property *property,
diff --git a/drivers/gpu/drm/gma500/psb_intel_lvds.c b/drivers/gpu/drm/gma500/psb_intel_lvds.c
index 79e9d3690667..e2c6ba3eded4 100644
--- a/drivers/gpu/drm/gma500/psb_intel_lvds.c
+++ b/drivers/gpu/drm/gma500/psb_intel_lvds.c
@@ -343,7 +343,7 @@ static void psb_intel_lvds_restore(struct drm_connector *connector)
}
}

-int psb_intel_lvds_mode_valid(struct drm_connector *connector,
+enum drm_mode_status psb_intel_lvds_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
struct drm_psb_private *dev_priv = connector->dev->dev_private;
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index f416f5c2e8e9..c5e1aa5f1d8e 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -850,7 +850,7 @@ static int radeon_lvds_get_modes(struct drm_connector *connector)
return ret;
}

-static int radeon_lvds_mode_valid(struct drm_connector *connector,
+static enum drm_mode_status radeon_lvds_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
struct drm_encoder *encoder = radeon_best_single_encoder(connector);
@@ -1010,7 +1010,7 @@ static int radeon_vga_get_modes(struct drm_connector *connector)
return ret;
}

-static int radeon_vga_mode_valid(struct drm_connector *connector,
+static enum drm_mode_status radeon_vga_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
struct drm_device *dev = connector->dev;
@@ -1154,7 +1154,7 @@ static int radeon_tv_get_modes(struct drm_connector *connector)
return 1;
}

-static int radeon_tv_mode_valid(struct drm_connector *connector,
+static enum drm_mode_status radeon_tv_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
@@ -1496,7 +1496,7 @@ static void radeon_dvi_force(struct drm_connector *connector)
radeon_connector->use_digital = true;
}

-static int radeon_dvi_mode_valid(struct drm_connector *connector,
+static enum drm_mode_status radeon_dvi_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
struct drm_device *dev = connector->dev;
@@ -1798,7 +1798,7 @@ radeon_dp_detect(struct drm_connector *connector, bool force)
return ret;
}

-static int radeon_dp_mode_valid(struct drm_connector *connector,
+static enum drm_mode_status radeon_dp_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
struct drm_device *dev = connector->dev;
diff --git a/drivers/hid/hid-plantronics.c b/drivers/hid/hid-plantronics.c
index febb21ee190e..584b10d3fc3d 100644
--- a/drivers/hid/hid-plantronics.c
+++ b/drivers/hid/hid-plantronics.c
@@ -2,7 +2,7 @@
* Plantronics USB HID Driver
*
* Copyright (c) 2014 JD Cole <jd.cole@xxxxxxxxxxxxxxx>
- * Copyright (c) 2015 Terry Junge <terry.junge@xxxxxxxxxxxxxxx>
+ * Copyright (c) 2015-2018 Terry Junge <terry.junge@xxxxxxxxxxxxxxx>
*/

/*
@@ -48,6 +48,10 @@ static int plantronics_input_mapping(struct hid_device *hdev,
unsigned short mapped_key;
unsigned long plt_type = (unsigned long)hid_get_drvdata(hdev);

+ /* special case for PTT products */
+ if (field->application == HID_GD_JOYSTICK)
+ goto defaulted;
+
/* handle volume up/down mapping */
/* non-standard types or multi-HID interfaces - plt_type is PID */
if (!(plt_type & HID_USAGE_PAGE)) {
diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
index 00bce002b357..ce2b80009c19 100644
--- a/drivers/hid/i2c-hid/i2c-hid.c
+++ b/drivers/hid/i2c-hid/i2c-hid.c
@@ -1101,6 +1101,14 @@ static int i2c_hid_probe(struct i2c_client *client,
pm_runtime_enable(&client->dev);
device_enable_async_suspend(&client->dev);

+ /* Make sure there is something at this address */
+ ret = i2c_smbus_read_byte(client);
+ if (ret < 0) {
+ dev_dbg(&client->dev, "nothing at this address: %d\n", ret);
+ ret = -ENXIO;
+ goto err_pm;
+ }
+
ret = i2c_hid_fetch_hid_descriptor(ihid);
if (ret < 0)
goto err_pm;
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index 2395fe2021c9..3e2ab04201e2 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -1549,7 +1549,8 @@ static int add_oui_reg_req(struct ib_mad_reg_req *mad_reg_req,
mad_reg_req->oui, 3)) {
method = &(*vendor_table)->vendor_class[
vclass]->method_table[i];
- BUG_ON(!*method);
+ if (!*method)
+ goto error3;
goto check_in_use;
}
}
@@ -1559,10 +1560,12 @@ static int add_oui_reg_req(struct ib_mad_reg_req *mad_reg_req,
vclass]->oui[i])) {
method = &(*vendor_table)->vendor_class[
vclass]->method_table[i];
- BUG_ON(*method);
/* Allocate method table for this OUI */
- if ((ret = allocate_method_table(method)))
- goto error3;
+ if (!*method) {
+ ret = allocate_method_table(method);
+ if (ret)
+ goto error3;
+ }
memcpy((*vendor_table)->vendor_class[vclass]->oui[i],
mad_reg_req->oui, 3);
goto check_in_use;
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index a036d7087ddf..3bef6d4ffe6f 100644
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -218,7 +218,7 @@ static struct ucma_multicast* ucma_alloc_multicast(struct ucma_context *ctx)
return NULL;

mutex_lock(&mut);
- mc->id = idr_alloc(&multicast_idr, mc, 0, 0, GFP_KERNEL);
+ mc->id = idr_alloc(&multicast_idr, NULL, 0, 0, GFP_KERNEL);
mutex_unlock(&mut);
if (mc->id < 0)
goto error;
@@ -1385,6 +1385,10 @@ static ssize_t ucma_process_join(struct ucma_file *file,
goto err3;
}

+ mutex_lock(&mut);
+ idr_replace(&multicast_idr, mc, mc->id);
+ mutex_unlock(&mut);
+
mutex_unlock(&file->mut);
ucma_put_ctx(ctx);
return 0;
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index 4b717cf50d27..6f875bf9cc9d 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -3725,6 +3725,11 @@ int ib_uverbs_ex_create_flow(struct ib_uverbs_file *file,
goto err_uobj;
}

+ if (qp->qp_type != IB_QPT_UD && qp->qp_type != IB_QPT_RAW_PACKET) {
+ err = -EINVAL;
+ goto err_put;
+ }
+
flow_attr = kzalloc(sizeof(*flow_attr) + cmd.flow_attr.num_of_specs *
sizeof(union ib_flow_spec), GFP_KERNEL);
if (!flow_attr) {
diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
index 97f6e05cffce..a716482774db 100644
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -1251,6 +1251,8 @@ static const struct acpi_device_id elan_acpi_id[] = {
{ "ELAN0611", 0 },
{ "ELAN0612", 0 },
{ "ELAN0618", 0 },
+ { "ELAN061D", 0 },
+ { "ELAN0622", 0 },
{ "ELAN1000", 0 },
{ }
};
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index e484ea2dc787..34be09651ee8 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -527,6 +527,13 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"),
},
},
+ {
+ /* Lenovo LaVie Z */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo LaVie Z"),
+ },
+ },
{ }
};

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 3bb985679f34..a7a0e3acdb2f 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -6192,6 +6192,9 @@ static int hot_remove_disk(struct mddev *mddev, dev_t dev)
char b[BDEVNAME_SIZE];
struct md_rdev *rdev;

+ if (!mddev->pers)
+ return -ENODEV;
+
rdev = find_rdev(mddev, dev);
if (!rdev)
return -ENXIO;
diff --git a/drivers/media/common/siano/smsendian.c b/drivers/media/common/siano/smsendian.c
index bfe831c10b1c..b95a631f23f9 100644
--- a/drivers/media/common/siano/smsendian.c
+++ b/drivers/media/common/siano/smsendian.c
@@ -35,7 +35,7 @@ void smsendian_handle_tx_message(void *buffer)
switch (msg->x_msg_header.msg_type) {
case MSG_SMS_DATA_DOWNLOAD_REQ:
{
- msg->msg_data[0] = le32_to_cpu(msg->msg_data[0]);
+ msg->msg_data[0] = le32_to_cpu((__force __le32)(msg->msg_data[0]));
break;
}

@@ -44,7 +44,7 @@ void smsendian_handle_tx_message(void *buffer)
sizeof(struct sms_msg_hdr))/4;

for (i = 0; i < msg_words; i++)
- msg->msg_data[i] = le32_to_cpu(msg->msg_data[i]);
+ msg->msg_data[i] = le32_to_cpu((__force __le32)msg->msg_data[i]);

break;
}
@@ -64,7 +64,7 @@ void smsendian_handle_rx_message(void *buffer)
{
struct sms_version_res *ver =
(struct sms_version_res *) msg;
- ver->chip_model = le16_to_cpu(ver->chip_model);
+ ver->chip_model = le16_to_cpu((__force __le16)ver->chip_model);
break;
}

@@ -81,7 +81,7 @@ void smsendian_handle_rx_message(void *buffer)
sizeof(struct sms_msg_hdr))/4;

for (i = 0; i < msg_words; i++)
- msg->msg_data[i] = le32_to_cpu(msg->msg_data[i]);
+ msg->msg_data[i] = le32_to_cpu((__force __le32)msg->msg_data[i]);

break;
}
@@ -95,9 +95,9 @@ void smsendian_handle_message_header(void *msg)
#ifdef __BIG_ENDIAN
struct sms_msg_hdr *phdr = (struct sms_msg_hdr *)msg;

- phdr->msg_type = le16_to_cpu(phdr->msg_type);
- phdr->msg_length = le16_to_cpu(phdr->msg_length);
- phdr->msg_flags = le16_to_cpu(phdr->msg_flags);
+ phdr->msg_type = le16_to_cpu((__force __le16)phdr->msg_type);
+ phdr->msg_length = le16_to_cpu((__force __le16)phdr->msg_length);
+ phdr->msg_flags = le16_to_cpu((__force __le16)phdr->msg_flags);
#endif /* __BIG_ENDIAN */
}
EXPORT_SYMBOL_GPL(smsendian_handle_message_header);
diff --git a/drivers/media/i2c/smiapp/smiapp-core.c b/drivers/media/i2c/smiapp/smiapp-core.c
index 44f8c7e10a35..8ffa13f39a86 100644
--- a/drivers/media/i2c/smiapp/smiapp-core.c
+++ b/drivers/media/i2c/smiapp/smiapp-core.c
@@ -991,7 +991,7 @@ static int smiapp_read_nvm(struct smiapp_sensor *sensor,
if (rval)
goto out;

- for (i = 0; i < 1000; i++) {
+ for (i = 1000; i > 0; i--) {
rval = smiapp_read(
sensor,
SMIAPP_REG_U8_DATA_TRANSFER_IF_1_STATUS, &s);
@@ -1002,11 +1002,10 @@ static int smiapp_read_nvm(struct smiapp_sensor *sensor,
if (s & SMIAPP_DATA_TRANSFER_IF_1_STATUS_RD_READY)
break;

- if (--i == 0) {
- rval = -ETIMEDOUT;
- goto out;
- }
-
+ }
+ if (!i) {
+ rval = -ETIMEDOUT;
+ goto out;
}

for (i = 0; i < SMIAPP_NVM_PAGE_SIZE; i++) {
diff --git a/drivers/media/media-device.c b/drivers/media/media-device.c
index 4462d8c69d57..6f46c59415fe 100644
--- a/drivers/media/media-device.c
+++ b/drivers/media/media-device.c
@@ -58,9 +58,10 @@ static int media_device_close(struct file *filp)
return 0;
}

-static int media_device_get_info(struct media_device *dev,
- struct media_device_info *info)
+static long media_device_get_info(struct media_device *dev, void *arg)
{
+ struct media_device_info *info = arg;
+
memset(info, 0, sizeof(*info));

if (dev->driver_name[0])
@@ -97,9 +98,9 @@ static struct media_entity *find_entity(struct media_device *mdev, u32 id)
return NULL;
}

-static long media_device_enum_entities(struct media_device *mdev,
- struct media_entity_desc *entd)
+static long media_device_enum_entities(struct media_device *mdev, void *arg)
{
+ struct media_entity_desc *entd = arg;
struct media_entity *ent;

ent = find_entity(mdev, entd->id);
@@ -150,9 +151,9 @@ static void media_device_kpad_to_upad(const struct media_pad *kpad,
upad->flags = kpad->flags;
}

-static long media_device_enum_links(struct media_device *mdev,
- struct media_links_enum *links)
+static long media_device_enum_links(struct media_device *mdev, void *arg)
{
+ struct media_links_enum *links = arg;
struct media_entity *entity;

entity = find_entity(mdev, links->entity);
@@ -198,9 +199,9 @@ static long media_device_enum_links(struct media_device *mdev,
return 0;
}

-static long media_device_setup_link(struct media_device *mdev,
- struct media_link_desc *linkd)
+static long media_device_setup_link(struct media_device *mdev, void *arg)
{
+ struct media_link_desc *linkd = arg;
struct media_link *link = NULL;
struct media_entity *source;
struct media_entity *sink;
@@ -226,9 +227,9 @@ static long media_device_setup_link(struct media_device *mdev,
return __media_entity_setup_link(link, linkd->flags);
}

-static long media_device_get_topology(struct media_device *mdev,
- struct media_v2_topology *topo)
+static long media_device_get_topology(struct media_device *mdev, void *arg)
{
+ struct media_v2_topology *topo = arg;
struct media_entity *entity;
struct media_interface *intf;
struct media_pad *pad;
diff --git a/drivers/media/pci/saa7164/saa7164-fw.c b/drivers/media/pci/saa7164/saa7164-fw.c
index 269e0782c7b6..93d53195e8ca 100644
--- a/drivers/media/pci/saa7164/saa7164-fw.c
+++ b/drivers/media/pci/saa7164/saa7164-fw.c
@@ -430,7 +430,8 @@ int saa7164_downloadfirmware(struct saa7164_dev *dev)
__func__, fw->size);

if (fw->size != fwlength) {
- printk(KERN_ERR "xc5000: firmware incorrect size\n");
+ printk(KERN_ERR "saa7164: firmware incorrect size %zu != %u\n",
+ fw->size, fwlength);
ret = -ENOMEM;
goto out;
}
diff --git a/drivers/media/pci/tw686x/tw686x-video.c b/drivers/media/pci/tw686x/tw686x-video.c
index c3fafa97b2d0..0ea8dd44026c 100644
--- a/drivers/media/pci/tw686x/tw686x-video.c
+++ b/drivers/media/pci/tw686x/tw686x-video.c
@@ -1228,7 +1228,8 @@ int tw686x_video_init(struct tw686x_dev *dev)
vc->vidq.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
vc->vidq.min_buffers_needed = 2;
vc->vidq.lock = &vc->vb_mutex;
- vc->vidq.gfp_flags = GFP_DMA32;
+ vc->vidq.gfp_flags = dev->dma_mode != TW686X_DMA_MODE_MEMCPY ?
+ GFP_DMA32 : 0;
vc->vidq.dev = &dev->pci_dev->dev;

err = vb2_queue_init(&vc->vidq);
diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c
index 0321d84addc7..15a86bb4e61c 100644
--- a/drivers/media/platform/omap3isp/isp.c
+++ b/drivers/media/platform/omap3isp/isp.c
@@ -1941,6 +1941,7 @@ static int isp_initialize_modules(struct isp_device *isp)

static void isp_detach_iommu(struct isp_device *isp)
{
+ arm_iommu_detach_device(isp->dev);
arm_iommu_release_mapping(isp->mapping);
isp->mapping = NULL;
iommu_group_remove_device(isp->dev);
@@ -1974,8 +1975,7 @@ static int isp_attach_iommu(struct isp_device *isp)
mapping = arm_iommu_create_mapping(&platform_bus_type, SZ_1G, SZ_2G);
if (IS_ERR(mapping)) {
dev_err(isp->dev, "failed to create ARM IOMMU mapping\n");
- ret = PTR_ERR(mapping);
- goto error;
+ return PTR_ERR(mapping);
}

isp->mapping = mapping;
@@ -1990,7 +1990,8 @@ static int isp_attach_iommu(struct isp_device *isp)
return 0;

error:
- isp_detach_iommu(isp);
+ arm_iommu_release_mapping(isp->mapping);
+ isp->mapping = NULL;
return ret;
}

diff --git a/drivers/media/platform/rcar_jpu.c b/drivers/media/platform/rcar_jpu.c
index d1746ecc645d..db1110a492e0 100644
--- a/drivers/media/platform/rcar_jpu.c
+++ b/drivers/media/platform/rcar_jpu.c
@@ -1280,7 +1280,7 @@ static int jpu_open(struct file *file)
/* ...issue software reset */
ret = jpu_reset(jpu);
if (ret)
- goto device_prepare_rollback;
+ goto jpu_reset_rollback;
}

jpu->ref_count++;
@@ -1288,6 +1288,8 @@ static int jpu_open(struct file *file)
mutex_unlock(&jpu->mutex);
return 0;

+jpu_reset_rollback:
+ clk_disable_unprepare(jpu->clk);
device_prepare_rollback:
mutex_unlock(&jpu->mutex);
v4l_prepare_rollback:
diff --git a/drivers/media/radio/si470x/radio-si470x-i2c.c b/drivers/media/radio/si470x/radio-si470x-i2c.c
index ee0470a3196b..f218886c504d 100644
--- a/drivers/media/radio/si470x/radio-si470x-i2c.c
+++ b/drivers/media/radio/si470x/radio-si470x-i2c.c
@@ -96,7 +96,7 @@ MODULE_PARM_DESC(max_rds_errors, "RDS maximum block errors: *1*");
*/
int si470x_get_register(struct si470x_device *radio, int regnr)
{
- u16 buf[READ_REG_NUM];
+ __be16 buf[READ_REG_NUM];
struct i2c_msg msgs[1] = {
{
.addr = radio->client->addr,
@@ -121,7 +121,7 @@ int si470x_get_register(struct si470x_device *radio, int regnr)
int si470x_set_register(struct si470x_device *radio, int regnr)
{
int i;
- u16 buf[WRITE_REG_NUM];
+ __be16 buf[WRITE_REG_NUM];
struct i2c_msg msgs[1] = {
{
.addr = radio->client->addr,
@@ -151,7 +151,7 @@ int si470x_set_register(struct si470x_device *radio, int regnr)
static int si470x_get_all_registers(struct si470x_device *radio)
{
int i;
- u16 buf[READ_REG_NUM];
+ __be16 buf[READ_REG_NUM];
struct i2c_msg msgs[1] = {
{
.addr = radio->client->addr,
diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c
index 4299ce06c25b..b3a9fa75e8e7 100644
--- a/drivers/media/v4l2-core/videobuf2-core.c
+++ b/drivers/media/v4l2-core/videobuf2-core.c
@@ -914,9 +914,12 @@ void vb2_buffer_done(struct vb2_buffer *vb, enum vb2_buffer_state state)
dprintk(4, "done processing on buffer %d, state: %d\n",
vb->index, state);

- /* sync buffers */
- for (plane = 0; plane < vb->num_planes; ++plane)
- call_void_memop(vb, finish, vb->planes[plane].mem_priv);
+ if (state != VB2_BUF_STATE_QUEUED &&
+ state != VB2_BUF_STATE_REQUEUEING) {
+ /* sync buffers */
+ for (plane = 0; plane < vb->num_planes; ++plane)
+ call_void_memop(vb, finish, vb->planes[plane].mem_priv);
+ }

spin_lock_irqsave(&q->done_lock, flags);
if (state == VB2_BUF_STATE_QUEUED ||
diff --git a/drivers/memory/tegra/mc.c b/drivers/memory/tegra/mc.c
index a4803ac192bb..1d49a8dd4a37 100644
--- a/drivers/memory/tegra/mc.c
+++ b/drivers/memory/tegra/mc.c
@@ -20,14 +20,6 @@
#include "mc.h"

#define MC_INTSTATUS 0x000
-#define MC_INT_DECERR_MTS (1 << 16)
-#define MC_INT_SECERR_SEC (1 << 13)
-#define MC_INT_DECERR_VPR (1 << 12)
-#define MC_INT_INVALID_APB_ASID_UPDATE (1 << 11)
-#define MC_INT_INVALID_SMMU_PAGE (1 << 10)
-#define MC_INT_ARBITRATION_EMEM (1 << 9)
-#define MC_INT_SECURITY_VIOLATION (1 << 8)
-#define MC_INT_DECERR_EMEM (1 << 6)

#define MC_INTMASK 0x004

@@ -248,12 +240,13 @@ static const char *const error_names[8] = {
static irqreturn_t tegra_mc_irq(int irq, void *data)
{
struct tegra_mc *mc = data;
- unsigned long status, mask;
+ unsigned long status;
unsigned int bit;

/* mask all interrupts to avoid flooding */
- status = mc_readl(mc, MC_INTSTATUS);
- mask = mc_readl(mc, MC_INTMASK);
+ status = mc_readl(mc, MC_INTSTATUS) & mc->soc->intmask;
+ if (!status)
+ return IRQ_NONE;

for_each_set_bit(bit, &status, 32) {
const char *error = status_names[bit] ?: "unknown";
@@ -346,7 +339,6 @@ static int tegra_mc_probe(struct platform_device *pdev)
const struct of_device_id *match;
struct resource *res;
struct tegra_mc *mc;
- u32 value;
int err;

match = of_match_node(tegra_mc_of_match, pdev->dev.of_node);
@@ -414,11 +406,7 @@ static int tegra_mc_probe(struct platform_device *pdev)

WARN(!mc->soc->client_id_mask, "Missing client ID mask for this SoC\n");

- value = MC_INT_DECERR_MTS | MC_INT_SECERR_SEC | MC_INT_DECERR_VPR |
- MC_INT_INVALID_APB_ASID_UPDATE | MC_INT_INVALID_SMMU_PAGE |
- MC_INT_SECURITY_VIOLATION | MC_INT_DECERR_EMEM;
-
- mc_writel(mc, value, MC_INTMASK);
+ mc_writel(mc, mc->soc->intmask, MC_INTMASK);

return 0;
}
diff --git a/drivers/memory/tegra/mc.h b/drivers/memory/tegra/mc.h
index ddb16676c3af..24e020b4609b 100644
--- a/drivers/memory/tegra/mc.h
+++ b/drivers/memory/tegra/mc.h
@@ -14,6 +14,15 @@

#include <soc/tegra/mc.h>

+#define MC_INT_DECERR_MTS (1 << 16)
+#define MC_INT_SECERR_SEC (1 << 13)
+#define MC_INT_DECERR_VPR (1 << 12)
+#define MC_INT_INVALID_APB_ASID_UPDATE (1 << 11)
+#define MC_INT_INVALID_SMMU_PAGE (1 << 10)
+#define MC_INT_ARBITRATION_EMEM (1 << 9)
+#define MC_INT_SECURITY_VIOLATION (1 << 8)
+#define MC_INT_DECERR_EMEM (1 << 6)
+
static inline u32 mc_readl(struct tegra_mc *mc, unsigned long offset)
{
return readl(mc->regs + offset);
diff --git a/drivers/memory/tegra/tegra114.c b/drivers/memory/tegra/tegra114.c
index ba8fff3d66a6..6d2a5a849d92 100644
--- a/drivers/memory/tegra/tegra114.c
+++ b/drivers/memory/tegra/tegra114.c
@@ -930,4 +930,6 @@ const struct tegra_mc_soc tegra114_mc_soc = {
.atom_size = 32,
.client_id_mask = 0x7f,
.smmu = &tegra114_smmu_soc,
+ .intmask = MC_INT_INVALID_SMMU_PAGE | MC_INT_SECURITY_VIOLATION |
+ MC_INT_DECERR_EMEM,
};
diff --git a/drivers/memory/tegra/tegra124.c b/drivers/memory/tegra/tegra124.c
index 5a58e440f4a7..9f68a56f2727 100644
--- a/drivers/memory/tegra/tegra124.c
+++ b/drivers/memory/tegra/tegra124.c
@@ -1020,6 +1020,9 @@ const struct tegra_mc_soc tegra124_mc_soc = {
.smmu = &tegra124_smmu_soc,
.emem_regs = tegra124_mc_emem_regs,
.num_emem_regs = ARRAY_SIZE(tegra124_mc_emem_regs),
+ .intmask = MC_INT_DECERR_MTS | MC_INT_SECERR_SEC | MC_INT_DECERR_VPR |
+ MC_INT_INVALID_APB_ASID_UPDATE | MC_INT_INVALID_SMMU_PAGE |
+ MC_INT_SECURITY_VIOLATION | MC_INT_DECERR_EMEM,
};
#endif /* CONFIG_ARCH_TEGRA_124_SOC */

@@ -1042,5 +1045,8 @@ const struct tegra_mc_soc tegra132_mc_soc = {
.atom_size = 32,
.client_id_mask = 0x7f,
.smmu = &tegra132_smmu_soc,
+ .intmask = MC_INT_DECERR_MTS | MC_INT_SECERR_SEC | MC_INT_DECERR_VPR |
+ MC_INT_INVALID_APB_ASID_UPDATE | MC_INT_INVALID_SMMU_PAGE |
+ MC_INT_SECURITY_VIOLATION | MC_INT_DECERR_EMEM,
};
#endif /* CONFIG_ARCH_TEGRA_132_SOC */
diff --git a/drivers/memory/tegra/tegra210.c b/drivers/memory/tegra/tegra210.c
index 5e144abe4c18..47c78a6d8f00 100644
--- a/drivers/memory/tegra/tegra210.c
+++ b/drivers/memory/tegra/tegra210.c
@@ -1077,4 +1077,7 @@ const struct tegra_mc_soc tegra210_mc_soc = {
.atom_size = 64,
.client_id_mask = 0xff,
.smmu = &tegra210_smmu_soc,
+ .intmask = MC_INT_DECERR_MTS | MC_INT_SECERR_SEC | MC_INT_DECERR_VPR |
+ MC_INT_INVALID_APB_ASID_UPDATE | MC_INT_INVALID_SMMU_PAGE |
+ MC_INT_SECURITY_VIOLATION | MC_INT_DECERR_EMEM,
};
diff --git a/drivers/memory/tegra/tegra30.c b/drivers/memory/tegra/tegra30.c
index b44737840e70..d0689428ea1a 100644
--- a/drivers/memory/tegra/tegra30.c
+++ b/drivers/memory/tegra/tegra30.c
@@ -952,4 +952,6 @@ const struct tegra_mc_soc tegra30_mc_soc = {
.atom_size = 16,
.client_id_mask = 0x7f,
.smmu = &tegra30_smmu_soc,
+ .intmask = MC_INT_INVALID_SMMU_PAGE | MC_INT_SECURITY_VIOLATION |
+ MC_INT_DECERR_EMEM,
};
diff --git a/drivers/mfd/cros_ec.c b/drivers/mfd/cros_ec.c
index abd83424b498..3e18d2595b6d 100644
--- a/drivers/mfd/cros_ec.c
+++ b/drivers/mfd/cros_ec.c
@@ -86,7 +86,11 @@ int cros_ec_register(struct cros_ec_device *ec_dev)

mutex_init(&ec_dev->lock);

- cros_ec_query_all(ec_dev);
+ err = cros_ec_query_all(ec_dev);
+ if (err) {
+ dev_err(dev, "Cannot identify the EC: error %d\n", err);
+ return err;
+ }

if (ec_dev->irq) {
err = request_threaded_irq(ec_dev->irq, NULL, ec_irq_thread,
diff --git a/drivers/mmc/core/pwrseq_simple.c b/drivers/mmc/core/pwrseq_simple.c
index 1304160de168..8cd9ddf1fab9 100644
--- a/drivers/mmc/core/pwrseq_simple.c
+++ b/drivers/mmc/core/pwrseq_simple.c
@@ -39,14 +39,18 @@ static void mmc_pwrseq_simple_set_gpios_value(struct mmc_pwrseq_simple *pwrseq,
struct gpio_descs *reset_gpios = pwrseq->reset_gpios;

if (!IS_ERR(reset_gpios)) {
- int i;
- int values[reset_gpios->ndescs];
+ int i, *values;
+ int nvalues = reset_gpios->ndescs;

- for (i = 0; i < reset_gpios->ndescs; i++)
+ values = kmalloc_array(nvalues, sizeof(int), GFP_KERNEL);
+ if (!values)
+ return;
+
+ for (i = 0; i < nvalues; i++)
values[i] = value;

- gpiod_set_array_value_cansleep(
- reset_gpios->ndescs, reset_gpios->desc, values);
+ gpiod_set_array_value_cansleep(nvalues, reset_gpios->desc, values);
+ kfree(values);
}
}

diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 1a1501fde010..e10a00d0d44d 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -1164,6 +1164,8 @@ static void dw_mci_setup_bus(struct dw_mci_slot *slot, bool force_clkinit)
if (host->state == STATE_WAITING_CMD11_DONE)
sdmmc_cmd_bits |= SDMMC_CMD_VOLT_SWITCH;

+ slot->mmc->actual_clock = 0;
+
if (!clock) {
mci_writel(host, CLKENA, 0);
mci_send_cmd(slot, sdmmc_cmd_bits, 0);
@@ -1209,6 +1211,8 @@ static void dw_mci_setup_bus(struct dw_mci_slot *slot, bool force_clkinit)

/* keep the last clock value that was requested from core */
slot->__clk_old = clock;
+ slot->mmc->actual_clock = div ? ((host->bus_hz / div) >> 1) :
+ host->bus_hz;
}

host->current_speed = clock;
diff --git a/drivers/mtd/nand/fsl_ifc_nand.c b/drivers/mtd/nand/fsl_ifc_nand.c
index 2f6b55229d5b..4c3b986dd74d 100644
--- a/drivers/mtd/nand/fsl_ifc_nand.c
+++ b/drivers/mtd/nand/fsl_ifc_nand.c
@@ -372,9 +372,16 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command,

case NAND_CMD_READID:
case NAND_CMD_PARAM: {
+ /*
+ * For READID, read 8 bytes that are currently used.
+ * For PARAM, read all 3 copies of 256-bytes pages.
+ */
+ int len = 8;
int timing = IFC_FIR_OP_RB;
- if (command == NAND_CMD_PARAM)
+ if (command == NAND_CMD_PARAM) {
timing = IFC_FIR_OP_RBCD;
+ len = 256 * 3;
+ }

ifc_out32((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
(IFC_FIR_OP_UA << IFC_NAND_FIR0_OP1_SHIFT) |
@@ -384,12 +391,8 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned int command,
&ifc->ifc_nand.nand_fcr0);
ifc_out32(column, &ifc->ifc_nand.row3);

- /*
- * although currently it's 8 bytes for READID, we always read
- * the maximum 256 bytes(for PARAM)
- */
- ifc_out32(256, &ifc->ifc_nand.nand_fbcr);
- ifc_nand_ctrl->read_bytes = 256;
+ ifc_out32(len, &ifc->ifc_nand.nand_fbcr);
+ ifc_nand_ctrl->read_bytes = len;

set_addr(mtd, 0, 0, 0);
fsl_ifc_run_command(mtd);
diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c
index b3df70d07ff6..7f64a76acd37 100644
--- a/drivers/net/dsa/qca8k.c
+++ b/drivers/net/dsa/qca8k.c
@@ -474,7 +474,7 @@ qca8k_set_pad_ctrl(struct qca8k_priv *priv, int port, int mode)
static void
qca8k_port_set_status(struct qca8k_priv *priv, int port, int enable)
{
- u32 mask = QCA8K_PORT_STATUS_TXMAC;
+ u32 mask = QCA8K_PORT_STATUS_TXMAC | QCA8K_PORT_STATUS_RXMAC;

/* Port 0 and 6 have no internal PHY */
if ((port > 0) && (port < 6))
@@ -491,6 +491,7 @@ qca8k_setup(struct dsa_switch *ds)
{
struct qca8k_priv *priv = (struct qca8k_priv *)ds->priv;
int ret, i, phy_mode = -1;
+ u32 mask;

/* Make sure that port 0 is the cpu port */
if (!dsa_is_cpu_port(ds, 0)) {
@@ -516,7 +517,10 @@ qca8k_setup(struct dsa_switch *ds)
if (ret < 0)
return ret;

- /* Enable CPU Port */
+ /* Enable CPU Port, force it to maximum bandwidth and full-duplex */
+ mask = QCA8K_PORT_STATUS_SPEED_1000 | QCA8K_PORT_STATUS_TXFLOW |
+ QCA8K_PORT_STATUS_RXFLOW | QCA8K_PORT_STATUS_DUPLEX;
+ qca8k_write(priv, QCA8K_REG_PORT_STATUS(QCA8K_CPU_PORT), mask);
qca8k_reg_set(priv, QCA8K_REG_GLOBAL_FW_CTRL0,
QCA8K_GLOBAL_FW_CTRL0_CPU_PORT_EN);
qca8k_port_set_status(priv, QCA8K_CPU_PORT, 1);
@@ -585,6 +589,47 @@ qca8k_setup(struct dsa_switch *ds)
return 0;
}

+static void
+qca8k_adjust_link(struct dsa_switch *ds, int port, struct phy_device *phy)
+{
+ struct qca8k_priv *priv = ds->priv;
+ u32 reg;
+
+ /* Force fixed-link setting for CPU port, skip others. */
+ if (!phy_is_pseudo_fixed_link(phy))
+ return;
+
+ /* Set port speed */
+ switch (phy->speed) {
+ case 10:
+ reg = QCA8K_PORT_STATUS_SPEED_10;
+ break;
+ case 100:
+ reg = QCA8K_PORT_STATUS_SPEED_100;
+ break;
+ case 1000:
+ reg = QCA8K_PORT_STATUS_SPEED_1000;
+ break;
+ default:
+ dev_dbg(priv->dev, "port%d link speed %dMbps not supported.\n",
+ port, phy->speed);
+ return;
+ }
+
+ /* Set duplex mode */
+ if (phy->duplex == DUPLEX_FULL)
+ reg |= QCA8K_PORT_STATUS_DUPLEX;
+
+ /* Force flow control */
+ if (dsa_is_cpu_port(ds, port))
+ reg |= QCA8K_PORT_STATUS_RXFLOW | QCA8K_PORT_STATUS_TXFLOW;
+
+ /* Force link down before changing MAC options */
+ qca8k_port_set_status(priv, port, 0);
+ qca8k_write(priv, QCA8K_REG_PORT_STATUS(port), reg);
+ qca8k_port_set_status(priv, port, 1);
+}
+
static int
qca8k_phy_read(struct dsa_switch *ds, int phy, int regnum)
{
@@ -914,6 +959,7 @@ qca8k_get_tag_protocol(struct dsa_switch *ds)
static struct dsa_switch_ops qca8k_switch_ops = {
.get_tag_protocol = qca8k_get_tag_protocol,
.setup = qca8k_setup,
+ .adjust_link = qca8k_adjust_link,
.get_strings = qca8k_get_strings,
.phy_read = qca8k_phy_read,
.phy_write = qca8k_phy_write,
@@ -946,6 +992,7 @@ qca8k_sw_probe(struct mdio_device *mdiodev)
return -ENOMEM;

priv->bus = mdiodev->bus;
+ priv->dev = &mdiodev->dev;

/* read the switches ID register */
id = qca8k_read(priv, QCA8K_REG_MASK_CTRL);
@@ -1018,6 +1065,7 @@ static SIMPLE_DEV_PM_OPS(qca8k_pm_ops,
qca8k_suspend, qca8k_resume);

static const struct of_device_id qca8k_of_match[] = {
+ { .compatible = "qca,qca8334" },
{ .compatible = "qca,qca8337" },
{ /* sentinel */ },
};
diff --git a/drivers/net/dsa/qca8k.h b/drivers/net/dsa/qca8k.h
index 201464719531..9c22bc3210cd 100644
--- a/drivers/net/dsa/qca8k.h
+++ b/drivers/net/dsa/qca8k.h
@@ -51,8 +51,10 @@
#define QCA8K_GOL_MAC_ADDR0 0x60
#define QCA8K_GOL_MAC_ADDR1 0x64
#define QCA8K_REG_PORT_STATUS(_i) (0x07c + (_i) * 4)
-#define QCA8K_PORT_STATUS_SPEED GENMASK(2, 0)
-#define QCA8K_PORT_STATUS_SPEED_S 0
+#define QCA8K_PORT_STATUS_SPEED GENMASK(1, 0)
+#define QCA8K_PORT_STATUS_SPEED_10 0
+#define QCA8K_PORT_STATUS_SPEED_100 0x1
+#define QCA8K_PORT_STATUS_SPEED_1000 0x2
#define QCA8K_PORT_STATUS_TXMAC BIT(2)
#define QCA8K_PORT_STATUS_RXMAC BIT(3)
#define QCA8K_PORT_STATUS_TXFLOW BIT(4)
@@ -167,6 +169,7 @@ struct qca8k_priv {
struct ar8xxx_port_status port_sts[QCA8K_NUM_PORTS];
struct dsa_switch *ds;
struct mutex reg_mutex;
+ struct device *dev;
};

struct qca8k_mib_desc {
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index ca57eb56c717..8777c3a4c095 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -5257,6 +5257,9 @@ static int bnxt_update_link(struct bnxt *bp, bool chng_link_state)
}
mutex_unlock(&bp->hwrm_cmd_lock);

+ if (!BNXT_SINGLE_PF(bp))
+ return 0;
+
diff = link_info->support_auto_speeds ^ link_info->advertising;
if ((link_info->support_auto_speeds | diff) !=
link_info->support_auto_speeds) {
diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
index 1499ce2bf9f6..029513294984 100644
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
@@ -3729,6 +3729,7 @@ static int ixgbevf_set_mac(struct net_device *netdev, void *p)
return -EPERM;

ether_addr_copy(hw->mac.addr, addr->sa_data);
+ ether_addr_copy(hw->mac.perm_addr, addr->sa_data);
ether_addr_copy(netdev->dev_addr, addr->sa_data);

return 0;
diff --git a/drivers/net/ethernet/ti/cpsw-phy-sel.c b/drivers/net/ethernet/ti/cpsw-phy-sel.c
index 18013645e76c..0c1adad7415d 100644
--- a/drivers/net/ethernet/ti/cpsw-phy-sel.c
+++ b/drivers/net/ethernet/ti/cpsw-phy-sel.c
@@ -177,12 +177,18 @@ void cpsw_phy_sel(struct device *dev, phy_interface_t phy_mode, int slave)
}

dev = bus_find_device(&platform_bus_type, NULL, node, match);
- of_node_put(node);
+ if (!dev) {
+ dev_err(dev, "unable to find platform device for %pOF\n", node);
+ goto out;
+ }
+
priv = dev_get_drvdata(dev);

priv->cpsw_phy_sel(priv, phy_mode, slave);

put_device(dev);
+out:
+ of_node_put(node);
}
EXPORT_SYMBOL_GPL(cpsw_phy_sel);

diff --git a/drivers/net/wireless/ath/regd.h b/drivers/net/wireless/ath/regd.h
index 565d3075f06e..8553ab44d930 100644
--- a/drivers/net/wireless/ath/regd.h
+++ b/drivers/net/wireless/ath/regd.h
@@ -68,12 +68,14 @@ enum CountryCode {
CTRY_AUSTRALIA = 36,
CTRY_AUSTRIA = 40,
CTRY_AZERBAIJAN = 31,
+ CTRY_BAHAMAS = 44,
CTRY_BAHRAIN = 48,
CTRY_BANGLADESH = 50,
CTRY_BARBADOS = 52,
CTRY_BELARUS = 112,
CTRY_BELGIUM = 56,
CTRY_BELIZE = 84,
+ CTRY_BERMUDA = 60,
CTRY_BOLIVIA = 68,
CTRY_BOSNIA_HERZ = 70,
CTRY_BRAZIL = 76,
@@ -159,6 +161,7 @@ enum CountryCode {
CTRY_ROMANIA = 642,
CTRY_RUSSIA = 643,
CTRY_SAUDI_ARABIA = 682,
+ CTRY_SERBIA = 688,
CTRY_SERBIA_MONTENEGRO = 891,
CTRY_SINGAPORE = 702,
CTRY_SLOVAKIA = 703,
@@ -170,11 +173,13 @@ enum CountryCode {
CTRY_SWITZERLAND = 756,
CTRY_SYRIA = 760,
CTRY_TAIWAN = 158,
+ CTRY_TANZANIA = 834,
CTRY_THAILAND = 764,
CTRY_TRINIDAD_Y_TOBAGO = 780,
CTRY_TUNISIA = 788,
CTRY_TURKEY = 792,
CTRY_UAE = 784,
+ CTRY_UGANDA = 800,
CTRY_UKRAINE = 804,
CTRY_UNITED_KINGDOM = 826,
CTRY_UNITED_STATES = 840,
diff --git a/drivers/net/wireless/ath/regd_common.h b/drivers/net/wireless/ath/regd_common.h
index bdd2b4d61f2f..15bbd1e0d912 100644
--- a/drivers/net/wireless/ath/regd_common.h
+++ b/drivers/net/wireless/ath/regd_common.h
@@ -35,6 +35,7 @@ enum EnumRd {
FRANCE_RES = 0x31,
FCC3_FCCA = 0x3A,
FCC3_WORLD = 0x3B,
+ FCC3_ETSIC = 0x3F,

ETSI1_WORLD = 0x37,
ETSI3_ETSIA = 0x32,
@@ -44,6 +45,7 @@ enum EnumRd {
ETSI4_ETSIC = 0x38,
ETSI5_WORLD = 0x39,
ETSI6_WORLD = 0x34,
+ ETSI8_WORLD = 0x3D,
ETSI_RESERVED = 0x33,

MKK1_MKKA = 0x40,
@@ -59,6 +61,7 @@ enum EnumRd {
MKK1_MKKA1 = 0x4A,
MKK1_MKKA2 = 0x4B,
MKK1_MKKC = 0x4C,
+ APL2_FCCA = 0x4D,

APL3_FCCA = 0x50,
APL1_WORLD = 0x52,
@@ -67,6 +70,7 @@ enum EnumRd {
APL1_ETSIC = 0x55,
APL2_ETSIC = 0x56,
APL5_WORLD = 0x58,
+ APL13_WORLD = 0x5A,
APL6_WORLD = 0x5B,
APL7_FCCA = 0x5C,
APL8_WORLD = 0x5D,
@@ -168,6 +172,7 @@ static struct reg_dmn_pair_mapping regDomainPairs[] = {
{FCC2_ETSIC, CTL_FCC, CTL_ETSI},
{FCC3_FCCA, CTL_FCC, CTL_FCC},
{FCC3_WORLD, CTL_FCC, CTL_ETSI},
+ {FCC3_ETSIC, CTL_FCC, CTL_ETSI},
{FCC4_FCCA, CTL_FCC, CTL_FCC},
{FCC5_FCCA, CTL_FCC, CTL_FCC},
{FCC6_FCCA, CTL_FCC, CTL_FCC},
@@ -179,6 +184,7 @@ static struct reg_dmn_pair_mapping regDomainPairs[] = {
{ETSI4_WORLD, CTL_ETSI, CTL_ETSI},
{ETSI5_WORLD, CTL_ETSI, CTL_ETSI},
{ETSI6_WORLD, CTL_ETSI, CTL_ETSI},
+ {ETSI8_WORLD, CTL_ETSI, CTL_ETSI},

/* XXX: For ETSI3_ETSIA, Was NO_CTL meant for the 2 GHz band ? */
{ETSI3_ETSIA, CTL_ETSI, CTL_ETSI},
@@ -188,9 +194,11 @@ static struct reg_dmn_pair_mapping regDomainPairs[] = {
{FCC1_FCCA, CTL_FCC, CTL_FCC},
{APL1_WORLD, CTL_FCC, CTL_ETSI},
{APL2_WORLD, CTL_FCC, CTL_ETSI},
+ {APL2_FCCA, CTL_FCC, CTL_FCC},
{APL3_WORLD, CTL_FCC, CTL_ETSI},
{APL4_WORLD, CTL_FCC, CTL_ETSI},
{APL5_WORLD, CTL_FCC, CTL_ETSI},
+ {APL13_WORLD, CTL_ETSI, CTL_ETSI},
{APL6_WORLD, CTL_ETSI, CTL_ETSI},
{APL8_WORLD, CTL_ETSI, CTL_ETSI},
{APL9_WORLD, CTL_ETSI, CTL_ETSI},
@@ -298,6 +306,7 @@ static struct country_code_to_enum_rd allCountries[] = {
{CTRY_AUSTRALIA2, FCC6_WORLD, "AU"},
{CTRY_AUSTRIA, ETSI1_WORLD, "AT"},
{CTRY_AZERBAIJAN, ETSI4_WORLD, "AZ"},
+ {CTRY_BAHAMAS, FCC3_WORLD, "BS"},
{CTRY_BAHRAIN, APL6_WORLD, "BH"},
{CTRY_BANGLADESH, NULL1_WORLD, "BD"},
{CTRY_BARBADOS, FCC2_WORLD, "BB"},
@@ -305,6 +314,7 @@ static struct country_code_to_enum_rd allCountries[] = {
{CTRY_BELGIUM, ETSI1_WORLD, "BE"},
{CTRY_BELGIUM2, ETSI4_WORLD, "BL"},
{CTRY_BELIZE, APL1_ETSIC, "BZ"},
+ {CTRY_BERMUDA, FCC3_FCCA, "BM"},
{CTRY_BOLIVIA, APL1_ETSIC, "BO"},
{CTRY_BOSNIA_HERZ, ETSI1_WORLD, "BA"},
{CTRY_BRAZIL, FCC3_WORLD, "BR"},
@@ -444,6 +454,7 @@ static struct country_code_to_enum_rd allCountries[] = {
{CTRY_ROMANIA, NULL1_WORLD, "RO"},
{CTRY_RUSSIA, NULL1_WORLD, "RU"},
{CTRY_SAUDI_ARABIA, NULL1_WORLD, "SA"},
+ {CTRY_SERBIA, ETSI1_WORLD, "RS"},
{CTRY_SERBIA_MONTENEGRO, ETSI1_WORLD, "CS"},
{CTRY_SINGAPORE, APL6_WORLD, "SG"},
{CTRY_SLOVAKIA, ETSI1_WORLD, "SK"},
@@ -455,10 +466,12 @@ static struct country_code_to_enum_rd allCountries[] = {
{CTRY_SWITZERLAND, ETSI1_WORLD, "CH"},
{CTRY_SYRIA, NULL1_WORLD, "SY"},
{CTRY_TAIWAN, APL3_FCCA, "TW"},
+ {CTRY_TANZANIA, APL1_WORLD, "TZ"},
{CTRY_THAILAND, FCC3_WORLD, "TH"},
{CTRY_TRINIDAD_Y_TOBAGO, FCC3_WORLD, "TT"},
{CTRY_TUNISIA, ETSI3_WORLD, "TN"},
{CTRY_TURKEY, ETSI3_WORLD, "TR"},
+ {CTRY_UGANDA, FCC3_WORLD, "UG"},
{CTRY_UKRAINE, NULL1_WORLD, "UA"},
{CTRY_UAE, NULL1_WORLD, "AE"},
{CTRY_UNITED_KINGDOM, ETSI1_WORLD, "GB"},
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
index 746f8c9a891d..e69cf0ef9574 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
@@ -1099,6 +1099,7 @@ static const struct sdio_device_id brcmf_sdmmc_ids[] = {
BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_43340),
BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_43341),
BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_43362),
+ BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_43364),
BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_4335_4339),
BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_4339),
BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_43430),
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
index 6fe5546dc773..996a928142ad 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
@@ -898,6 +898,8 @@ int iwl_pcie_rx_init(struct iwl_trans *trans)
WQ_HIGHPRI | WQ_UNBOUND, 1);
INIT_WORK(&rba->rx_alloc, iwl_pcie_rx_allocator_work);

+ cancel_work_sync(&rba->rx_alloc);
+
spin_lock(&rba->lock);
atomic_set(&rba->req_pending, 0);
atomic_set(&rba->req_ready, 0);
diff --git a/drivers/net/wireless/marvell/mwifiex/usb.c b/drivers/net/wireless/marvell/mwifiex/usb.c
index 73eb0846db21..09185a1f7379 100644
--- a/drivers/net/wireless/marvell/mwifiex/usb.c
+++ b/drivers/net/wireless/marvell/mwifiex/usb.c
@@ -624,6 +624,9 @@ static void mwifiex_usb_disconnect(struct usb_interface *intf)
MWIFIEX_FUNC_SHUTDOWN);
}

+ if (adapter->workqueue)
+ flush_workqueue(adapter->workqueue);
+
mwifiex_usb_free(card);

mwifiex_dbg(adapter, FATAL,
diff --git a/drivers/net/wireless/marvell/mwifiex/util.c b/drivers/net/wireless/marvell/mwifiex/util.c
index 18fbb96a46e9..d75756c68e16 100644
--- a/drivers/net/wireless/marvell/mwifiex/util.c
+++ b/drivers/net/wireless/marvell/mwifiex/util.c
@@ -723,12 +723,14 @@ void mwifiex_hist_data_set(struct mwifiex_private *priv, u8 rx_rate, s8 snr,
s8 nflr)
{
struct mwifiex_histogram_data *phist_data = priv->hist_data;
+ s8 nf = -nflr;
+ s8 rssi = snr - nflr;

atomic_inc(&phist_data->num_samples);
atomic_inc(&phist_data->rx_rate[rx_rate]);
- atomic_inc(&phist_data->snr[snr]);
- atomic_inc(&phist_data->noise_flr[128 + nflr]);
- atomic_inc(&phist_data->sig_str[nflr - snr]);
+ atomic_inc(&phist_data->snr[snr + 128]);
+ atomic_inc(&phist_data->noise_flr[nf + 128]);
+ atomic_inc(&phist_data->sig_str[rssi + 128]);
}

/* function to reset histogram data during init/reset */
diff --git a/drivers/net/wireless/rsi/rsi_91x_sdio.c b/drivers/net/wireless/rsi/rsi_91x_sdio.c
index 8428858204a6..fc895b466ebb 100644
--- a/drivers/net/wireless/rsi/rsi_91x_sdio.c
+++ b/drivers/net/wireless/rsi/rsi_91x_sdio.c
@@ -155,7 +155,6 @@ static void rsi_reset_card(struct sdio_func *pfunction)
int err;
struct mmc_card *card = pfunction->card;
struct mmc_host *host = card->host;
- s32 bit = (fls(host->ocr_avail) - 1);
u8 cmd52_resp;
u32 clock, resp, i;
u16 rca;
@@ -175,7 +174,6 @@ static void rsi_reset_card(struct sdio_func *pfunction)
msleep(20);

/* Initialize the SDIO card */
- host->ios.vdd = bit;
host->ios.chip_select = MMC_CS_DONTCARE;
host->ios.bus_mode = MMC_BUSMODE_OPENDRAIN;
host->ios.power_mode = MMC_POWER_UP;
diff --git a/drivers/net/wireless/ti/wlcore/sdio.c b/drivers/net/wireless/ti/wlcore/sdio.c
index 47fe7f96a242..6921cb0bf563 100644
--- a/drivers/net/wireless/ti/wlcore/sdio.c
+++ b/drivers/net/wireless/ti/wlcore/sdio.c
@@ -404,6 +404,11 @@ static int wl1271_suspend(struct device *dev)
mmc_pm_flag_t sdio_flags;
int ret = 0;

+ if (!wl) {
+ dev_err(dev, "no wilink module was probed\n");
+ goto out;
+ }
+
dev_dbg(dev, "wl1271 suspend. wow_enabled: %d\n",
wl->wow_enabled);

diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 520050eae836..a5908e4c06cb 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -238,7 +238,7 @@ static void rx_refill_timeout(unsigned long data)
static int netfront_tx_slot_available(struct netfront_queue *queue)
{
return (queue->tx.req_prod_pvt - queue->tx.rsp_cons) <
- (NET_TX_RING_SIZE - MAX_SKB_FRAGS - 2);
+ (NET_TX_RING_SIZE - XEN_NETIF_NR_SLOTS_MIN - 1);
}

static void xennet_maybe_wake_tx(struct netfront_queue *queue)
@@ -789,7 +789,7 @@ static int xennet_get_responses(struct netfront_queue *queue,
RING_IDX cons = queue->rx.rsp_cons;
struct sk_buff *skb = xennet_get_rx_skb(queue, cons);
grant_ref_t ref = xennet_get_rx_ref(queue, cons);
- int max = MAX_SKB_FRAGS + (rx->status <= RX_COPY_THRESHOLD);
+ int max = XEN_NETIF_NR_SLOTS_MIN + (rx->status <= RX_COPY_THRESHOLD);
int slots = 1;
int err = 0;
unsigned long ret;
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index 1b4d93e9157e..824e282cd80e 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -1031,6 +1031,8 @@ static inline void *nvmem_cell_prepare_write_buffer(struct nvmem_cell *cell,

/* setup the first byte with lsb bits from nvmem */
rc = nvmem_reg_read(nvmem, cell->offset, &v, 1);
+ if (rc)
+ goto err;
*b++ |= GENMASK(bit_offset - 1, 0) & v;

/* setup rest of the byte if any */
@@ -1049,11 +1051,16 @@ static inline void *nvmem_cell_prepare_write_buffer(struct nvmem_cell *cell,
/* setup the last byte with msb bits from nvmem */
rc = nvmem_reg_read(nvmem,
cell->offset + cell->bytes - 1, &v, 1);
+ if (rc)
+ goto err;
*p |= GENMASK(7, (nbits + bit_offset) % BITS_PER_BYTE) & v;

}

return buf;
+err:
+ kfree(buf);
+ return ERR_PTR(rc);
}

/**
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index f9f4d1c18eb2..e5d8e2e2bd30 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -180,13 +180,16 @@ static ssize_t enable_store(struct device *dev, struct device_attribute *attr,
if (!capable(CAP_SYS_ADMIN))
return -EPERM;

- if (!val) {
- if (pci_is_enabled(pdev))
- pci_disable_device(pdev);
- else
- result = -EIO;
- } else
+ device_lock(dev);
+ if (dev->driver)
+ result = -EBUSY;
+ else if (val)
result = pci_enable_device(pdev);
+ else if (pci_is_enabled(pdev))
+ pci_disable_device(pdev);
+ else
+ result = -EIO;
+ device_unlock(dev);

return result < 0 ? result : count;
}
diff --git a/drivers/pinctrl/pinctrl-at91-pio4.c b/drivers/pinctrl/pinctrl-at91-pio4.c
index 28bbc1bb9e6c..88ba9c50cc8e 100644
--- a/drivers/pinctrl/pinctrl-at91-pio4.c
+++ b/drivers/pinctrl/pinctrl-at91-pio4.c
@@ -573,8 +573,10 @@ static int atmel_pctl_dt_node_to_map(struct pinctrl_dev *pctldev,
for_each_child_of_node(np_config, np) {
ret = atmel_pctl_dt_subnode_to_map(pctldev, np, map,
&reserved_maps, num_maps);
- if (ret < 0)
+ if (ret < 0) {
+ of_node_put(np);
break;
+ }
}
}

diff --git a/drivers/regulator/pfuze100-regulator.c b/drivers/regulator/pfuze100-regulator.c
index cb18b5c4f2db..86b348740fcd 100644
--- a/drivers/regulator/pfuze100-regulator.c
+++ b/drivers/regulator/pfuze100-regulator.c
@@ -153,6 +153,7 @@ static struct regulator_ops pfuze100_sw_regulator_ops = {
static struct regulator_ops pfuze100_swb_regulator_ops = {
.enable = regulator_enable_regmap,
.disable = regulator_disable_regmap,
+ .is_enabled = regulator_is_enabled_regmap,
.list_voltage = regulator_list_voltage_table,
.map_voltage = regulator_map_voltage_ascend,
.set_voltage_sel = regulator_set_voltage_sel_regmap,
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index 25cf3069e2e7..4131bfb2cc61 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -359,6 +359,11 @@ int rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
{
int err;

+ if (!rtc->ops)
+ return -ENODEV;
+ else if (!rtc->ops->set_alarm)
+ return -EINVAL;
+
err = rtc_valid_tm(&alarm->time);
if (err != 0)
return err;
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c
index a56a7b243e91..5466246c69b4 100644
--- a/drivers/scsi/3w-9xxx.c
+++ b/drivers/scsi/3w-9xxx.c
@@ -889,6 +889,11 @@ static int twa_chrdev_open(struct inode *inode, struct file *file)
unsigned int minor_number;
int retval = TW_IOCTL_ERROR_OS_ENODEV;

+ if (!capable(CAP_SYS_ADMIN)) {
+ retval = -EACCES;
+ goto out;
+ }
+
minor_number = iminor(inode);
if (minor_number >= twa_device_extension_count)
goto out;
diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c
index 25aba1613e21..24ac19e31003 100644
--- a/drivers/scsi/3w-xxxx.c
+++ b/drivers/scsi/3w-xxxx.c
@@ -1034,6 +1034,9 @@ static int tw_chrdev_open(struct inode *inode, struct file *file)

dprintk(KERN_WARNING "3w-xxxx: tw_ioctl_open()\n");

+ if (!capable(CAP_SYS_ADMIN))
+ return -EACCES;
+
minor_number = iminor(inode);
if (minor_number >= tw_device_extension_count)
return -ENODEV;
diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index 9d05302a3bcd..19bffe0b2cc0 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -4197,6 +4197,9 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
int irq, i, j;
int error = -ENODEV;

+ if (hba_count >= MAX_CONTROLLERS)
+ goto out;
+
if (pci_enable_device(pdev))
goto out;
pci_set_master(pdev);
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index a156451553a7..f722a0e6caa4 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -2031,6 +2031,9 @@ megasas_build_syspd_fusion(struct megasas_instance *instance,
pRAID_Context->timeoutValue = cpu_to_le16(os_timeout_value);
pRAID_Context->VirtualDiskTgtId = cpu_to_le16(device_id);
} else {
+ if (os_timeout_value)
+ os_timeout_value++;
+
/* system pd Fast Path */
io_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST;
timeout_limit = (scmd->device->type == TYPE_DISK) ?
diff --git a/drivers/scsi/scsi_dh.c b/drivers/scsi/scsi_dh.c
index a5e30e9449ef..375cede0c534 100644
--- a/drivers/scsi/scsi_dh.c
+++ b/drivers/scsi/scsi_dh.c
@@ -58,7 +58,10 @@ static const struct scsi_dh_blist scsi_dh_blist[] = {
{"IBM", "3526", "rdac", },
{"IBM", "3542", "rdac", },
{"IBM", "3552", "rdac", },
- {"SGI", "TP9", "rdac", },
+ {"SGI", "TP9300", "rdac", },
+ {"SGI", "TP9400", "rdac", },
+ {"SGI", "TP9500", "rdac", },
+ {"SGI", "TP9700", "rdac", },
{"SGI", "IS", "rdac", },
{"STK", "OPENstorage", "rdac", },
{"STK", "FLEXLINE 380", "rdac", },
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 86a3110c6d75..f857086ce2fa 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -4012,6 +4012,7 @@ static void ufshcd_exception_event_handler(struct work_struct *work)
hba = container_of(work, struct ufs_hba, eeh_work);

pm_runtime_get_sync(hba->dev);
+ scsi_block_requests(hba->host);
err = ufshcd_get_ee_status(hba, &status);
if (err) {
dev_err(hba->dev, "%s: failed to get exception status %d\n",
@@ -4025,6 +4026,7 @@ static void ufshcd_exception_event_handler(struct work_struct *work)
ufshcd_bkops_exception_event_handler(hba);

out:
+ scsi_unblock_requests(hba->host);
pm_runtime_put_sync(hba->dev);
return;
}
diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
index ea9a0c21d29d..4ff293129675 100644
--- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
+++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
@@ -1299,11 +1299,6 @@ kiblnd_connect_peer(struct kib_peer *peer)
goto failed2;
}

- LASSERT(cmid->device);
- CDEBUG(D_NET, "%s: connection bound to %s:%pI4h:%s\n",
- libcfs_nid2str(peer->ibp_nid), dev->ibd_ifname,
- &dev->ibd_ifip, cmid->device->name);
-
return;

failed2:
@@ -3005,8 +3000,19 @@ kiblnd_cm_callback(struct rdma_cm_id *cmid, struct rdma_cm_event *event)
} else {
rc = rdma_resolve_route(
cmid, *kiblnd_tunables.kib_timeout * 1000);
- if (!rc)
+ if (!rc) {
+ struct kib_net *net = peer->ibp_ni->ni_data;
+ struct kib_dev *dev = net->ibn_dev;
+
+ CDEBUG(D_NET, "%s: connection bound to "\
+ "%s:%pI4h:%s\n",
+ libcfs_nid2str(peer->ibp_nid),
+ dev->ibd_ifname,
+ &dev->ibd_ifip, cmid->device->name);
+
return 0;
+ }
+
/* Can't initiate route resolution */
CERROR("Can't resolve route for %s: %d\n",
libcfs_nid2str(peer->ibp_nid), rc);
diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c b/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c
index d18ab3f28c70..9addcdbe9374 100644
--- a/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c
+++ b/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c
@@ -1489,8 +1489,10 @@ struct ldlm_lock *ldlm_lock_create(struct ldlm_namespace *ns,
return ERR_CAST(res);

lock = ldlm_lock_new(res);
- if (!lock)
+ if (!lock) {
+ ldlm_resource_putref(res);
return ERR_PTR(-ENOMEM);
+ }

lock->l_req_mode = mode;
lock->l_ast_data = data;
@@ -1533,6 +1535,8 @@ struct ldlm_lock *ldlm_lock_create(struct ldlm_namespace *ns,
return ERR_PTR(rc);
}

+
+
/**
* Enqueue (request) a lock.
* On the client this is called from ldlm_cli_enqueue_fini
diff --git a/drivers/staging/lustre/lustre/llite/xattr.c b/drivers/staging/lustre/lustre/llite/xattr.c
index e070adb7a3cc..57121fd5f050 100644
--- a/drivers/staging/lustre/lustre/llite/xattr.c
+++ b/drivers/staging/lustre/lustre/llite/xattr.c
@@ -103,7 +103,11 @@ ll_xattr_set_common(const struct xattr_handler *handler,
__u64 valid;
int rc;

- if (flags == XATTR_REPLACE) {
+ /* When setxattr() is called with a size of 0 the value is
+ * unconditionally replaced by "". When removexattr() is
+ * called we get a NULL value and XATTR_REPLACE for flags.
+ */
+ if (!value && flags == XATTR_REPLACE) {
ll_stats_ops_tally(ll_i2sbi(inode), LPROC_LL_REMOVEXATTR, 1);
valid = OBD_MD_FLXATTRRM;
} else {
diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index a45810b43f70..c974cb5fb958 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -598,6 +598,7 @@ static int exynos5433_tmu_initialize(struct platform_device *pdev)
threshold_code = temp_to_code(data, temp);

rising_threshold = readl(data->base + rising_reg_offset);
+ rising_threshold &= ~(0xff << j * 8);
rising_threshold |= (threshold_code << j * 8);
writel(rising_threshold, data->base + rising_reg_offset);

diff --git a/drivers/tty/hvc/hvc_opal.c b/drivers/tty/hvc/hvc_opal.c
index 510799311099..1fc5d5b82778 100644
--- a/drivers/tty/hvc/hvc_opal.c
+++ b/drivers/tty/hvc/hvc_opal.c
@@ -332,7 +332,6 @@ static void udbg_init_opal_common(void)
udbg_putc = udbg_opal_putc;
udbg_getc = udbg_opal_getc;
udbg_getc_poll = udbg_opal_getc_poll;
- tb_ticks_per_usec = 0x200; /* Make udelay not suck */
}

void __init hvc_opal_init_early(void)
diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c
index 2b907385b4a8..171130a9ecc8 100644
--- a/drivers/tty/pty.c
+++ b/drivers/tty/pty.c
@@ -106,16 +106,19 @@ static void pty_unthrottle(struct tty_struct *tty)
static int pty_write(struct tty_struct *tty, const unsigned char *buf, int c)
{
struct tty_struct *to = tty->link;
+ unsigned long flags;

if (tty->stopped)
return 0;

if (c > 0) {
+ spin_lock_irqsave(&to->port->lock, flags);
/* Stuff the data into the input queue of the other end */
c = tty_insert_flip_string(to->port, buf, c);
/* And shovel */
if (c)
tty_flip_buffer_push(to->port);
+ spin_unlock_irqrestore(&to->port->lock, flags);
}
return c;
}
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index bdb19db542a4..7aee55244b4a 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -3363,6 +3363,10 @@ static int wait_for_connected(struct usb_device *udev,
while (delay_ms < 2000) {
if (status || *portstatus & USB_PORT_STAT_CONNECTION)
break;
+ if (!port_is_power_on(hub, *portstatus)) {
+ status = -ENODEV;
+ break;
+ }
msleep(20);
delay_ms += 20;
status = hub_port_status(hub, *port1, portstatus, portchange);
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
index 0a0cf154814b..984d6aae7529 100644
--- a/drivers/usb/dwc2/hcd.c
+++ b/drivers/usb/dwc2/hcd.c
@@ -2544,34 +2544,29 @@ static void dwc2_hc_init_xfer(struct dwc2_hsotg *hsotg,

#define DWC2_USB_DMA_ALIGN 4

-struct dma_aligned_buffer {
- void *kmalloc_ptr;
- void *old_xfer_buffer;
- u8 data[0];
-};
-
static void dwc2_free_dma_aligned_buffer(struct urb *urb)
{
- struct dma_aligned_buffer *temp;
+ void *stored_xfer_buffer;

if (!(urb->transfer_flags & URB_ALIGNED_TEMP_BUFFER))
return;

- temp = container_of(urb->transfer_buffer,
- struct dma_aligned_buffer, data);
+ /* Restore urb->transfer_buffer from the end of the allocated area */
+ memcpy(&stored_xfer_buffer, urb->transfer_buffer +
+ urb->transfer_buffer_length, sizeof(urb->transfer_buffer));

if (usb_urb_dir_in(urb))
- memcpy(temp->old_xfer_buffer, temp->data,
+ memcpy(stored_xfer_buffer, urb->transfer_buffer,
urb->transfer_buffer_length);
- urb->transfer_buffer = temp->old_xfer_buffer;
- kfree(temp->kmalloc_ptr);
+ kfree(urb->transfer_buffer);
+ urb->transfer_buffer = stored_xfer_buffer;

urb->transfer_flags &= ~URB_ALIGNED_TEMP_BUFFER;
}

static int dwc2_alloc_dma_aligned_buffer(struct urb *urb, gfp_t mem_flags)
{
- struct dma_aligned_buffer *temp, *kmalloc_ptr;
+ void *kmalloc_ptr;
size_t kmalloc_size;

if (urb->num_sgs || urb->sg ||
@@ -2579,22 +2574,29 @@ static int dwc2_alloc_dma_aligned_buffer(struct urb *urb, gfp_t mem_flags)
!((uintptr_t)urb->transfer_buffer & (DWC2_USB_DMA_ALIGN - 1)))
return 0;

- /* Allocate a buffer with enough padding for alignment */
+ /*
+ * Allocate a buffer with enough padding for original transfer_buffer
+ * pointer. This allocation is guaranteed to be aligned properly for
+ * DMA
+ */
kmalloc_size = urb->transfer_buffer_length +
- sizeof(struct dma_aligned_buffer) + DWC2_USB_DMA_ALIGN - 1;
+ sizeof(urb->transfer_buffer);

kmalloc_ptr = kmalloc(kmalloc_size, mem_flags);
if (!kmalloc_ptr)
return -ENOMEM;

- /* Position our struct dma_aligned_buffer such that data is aligned */
- temp = PTR_ALIGN(kmalloc_ptr + 1, DWC2_USB_DMA_ALIGN) - 1;
- temp->kmalloc_ptr = kmalloc_ptr;
- temp->old_xfer_buffer = urb->transfer_buffer;
+ /*
+ * Position value of original urb->transfer_buffer pointer to the end
+ * of allocation for later referencing
+ */
+ memcpy(kmalloc_ptr + urb->transfer_buffer_length,
+ &urb->transfer_buffer, sizeof(urb->transfer_buffer));
+
if (usb_urb_dir_out(urb))
- memcpy(temp->data, urb->transfer_buffer,
+ memcpy(kmalloc_ptr, urb->transfer_buffer,
urb->transfer_buffer_length);
- urb->transfer_buffer = temp->data;
+ urb->transfer_buffer = kmalloc_ptr;

urb->transfer_flags |= URB_ALIGNED_TEMP_BUFFER;

diff --git a/drivers/vfio/platform/vfio_platform_common.c b/drivers/vfio/platform/vfio_platform_common.c
index d78142830754..d143d08c4f0f 100644
--- a/drivers/vfio/platform/vfio_platform_common.c
+++ b/drivers/vfio/platform/vfio_platform_common.c
@@ -696,18 +696,23 @@ int vfio_platform_probe_common(struct vfio_platform_device *vdev,
group = vfio_iommu_group_get(dev);
if (!group) {
pr_err("VFIO: No IOMMU group for device %s\n", vdev->name);
- return -EINVAL;
+ ret = -EINVAL;
+ goto put_reset;
}

ret = vfio_add_group_dev(dev, &vfio_platform_ops, vdev);
- if (ret) {
- vfio_iommu_group_put(group, dev);
- return ret;
- }
+ if (ret)
+ goto put_iommu;

mutex_init(&vdev->igate);

return 0;
+
+put_iommu:
+ vfio_iommu_group_put(group, dev);
+put_reset:
+ vfio_platform_put_reset(vdev);
+ return ret;
}
EXPORT_SYMBOL_GPL(vfio_platform_probe_common);

diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index dfd99867ff4d..9afad8c14220 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -2236,6 +2236,21 @@ void assert_qgroups_uptodate(struct btrfs_trans_handle *trans)
BUG();
}

+/*
+ * Check if the leaf is the last leaf. Which means all node pointers
+ * are at their last position.
+ */
+static bool is_last_leaf(struct btrfs_path *path)
+{
+ int i;
+
+ for (i = 1; i < BTRFS_MAX_LEVEL && path->nodes[i]; i++) {
+ if (path->slots[i] != btrfs_header_nritems(path->nodes[i]) - 1)
+ return false;
+ }
+ return true;
+}
+
/*
* returns < 0 on error, 0 when more leafs are to be scanned.
* returns 1 when done.
@@ -2249,6 +2264,7 @@ qgroup_rescan_leaf(struct btrfs_fs_info *fs_info, struct btrfs_path *path,
struct ulist *roots = NULL;
struct seq_list tree_mod_seq_elem = SEQ_LIST_INIT(tree_mod_seq_elem);
u64 num_bytes;
+ bool done;
int slot;
int ret;

@@ -2277,6 +2293,7 @@ qgroup_rescan_leaf(struct btrfs_fs_info *fs_info, struct btrfs_path *path,
mutex_unlock(&fs_info->qgroup_rescan_lock);
return ret;
}
+ done = is_last_leaf(path);

btrfs_item_key_to_cpu(path->nodes[0], &found,
btrfs_header_nritems(path->nodes[0]) - 1);
@@ -2323,6 +2340,8 @@ qgroup_rescan_leaf(struct btrfs_fs_info *fs_info, struct btrfs_path *path,
}
btrfs_put_tree_mod_seq(fs_info, &tree_mod_seq_elem);

+ if (done && !ret)
+ ret = 1;
return ret;
}

diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 44d34923de9c..44966fd00790 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -2979,8 +2979,11 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
mutex_unlock(&log_root_tree->log_mutex);

/*
- * The barrier before waitqueue_active is implied by mutex_unlock
+ * The barrier before waitqueue_active is needed so all the updates
+ * above are seen by the woken threads. It might not be necessary, but
+ * proving that seems to be hard.
*/
+ smp_mb();
if (waitqueue_active(&log_root_tree->log_commit_wait[index2]))
wake_up(&log_root_tree->log_commit_wait[index2]);
out:
@@ -2991,8 +2994,11 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
mutex_unlock(&root->log_mutex);

/*
- * The barrier before waitqueue_active is implied by mutex_unlock
+ * The barrier before waitqueue_active is needed so all the updates
+ * above are seen by the woken threads. It might not be necessary, but
+ * proving that seems to be hard.
*/
+ smp_mb();
if (waitqueue_active(&root->log_commit_wait[index1]))
wake_up(&root->log_commit_wait[index1]);
return ret;
diff --git a/fs/crypto/crypto.c b/fs/crypto/crypto.c
index 73de1446c8d4..1a8962569b5c 100644
--- a/fs/crypto/crypto.c
+++ b/fs/crypto/crypto.c
@@ -517,8 +517,17 @@ EXPORT_SYMBOL(fscrypt_initialize);
*/
static int __init fscrypt_init(void)
{
+ /*
+ * Use an unbound workqueue to allow bios to be decrypted in parallel
+ * even when they happen to complete on the same CPU. This sacrifices
+ * locality, but it's worthwhile since decryption is CPU-intensive.
+ *
+ * Also use a high-priority workqueue to prioritize decryption work,
+ * which blocks reads from completing, over regular application tasks.
+ */
fscrypt_read_workqueue = alloc_workqueue("fscrypt_read_queue",
- WQ_HIGHPRI, 0);
+ WQ_UNBOUND | WQ_HIGHPRI,
+ num_online_cpus());
if (!fscrypt_read_workqueue)
goto fail;

diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index ad13f07cf0d3..2455fe1446d6 100644
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -378,6 +378,8 @@ static int ext4_validate_block_bitmap(struct super_block *sb,
return -EFSCORRUPTED;

ext4_lock_group(sb, block_group);
+ if (buffer_verified(bh))
+ goto verified;
if (unlikely(!ext4_block_bitmap_csum_verify(sb, block_group,
desc, bh))) {
ext4_unlock_group(sb, block_group);
@@ -400,6 +402,7 @@ static int ext4_validate_block_bitmap(struct super_block *sb,
return -EFSCORRUPTED;
}
set_buffer_verified(bh);
+verified:
ext4_unlock_group(sb, block_group);
return 0;
}
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 460866b2166d..ffaf66a51de3 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -88,6 +88,8 @@ static int ext4_validate_inode_bitmap(struct super_block *sb,
return -EFSCORRUPTED;

ext4_lock_group(sb, block_group);
+ if (buffer_verified(bh))
+ goto verified;
blk = ext4_inode_bitmap(sb, desc);
if (!ext4_inode_bitmap_csum_verify(sb, block_group, desc, bh,
EXT4_INODES_PER_GROUP(sb) / 8)) {
@@ -105,6 +107,7 @@ static int ext4_validate_inode_bitmap(struct super_block *sb,
return -EFSBADCRC;
}
set_buffer_verified(bh);
+verified:
ext4_unlock_group(sb, block_group);
return 0;
}
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index e6ac24de119d..436baf7cdca3 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -679,6 +679,10 @@ int ext4_try_to_write_inline_data(struct address_space *mapping,
goto convert;
}

+ ret = ext4_journal_get_write_access(handle, iloc.bh);
+ if (ret)
+ goto out;
+
flags |= AOP_FLAG_NOFS;

page = grab_cache_page_write_begin(mapping, 0, flags);
@@ -707,7 +711,7 @@ int ext4_try_to_write_inline_data(struct address_space *mapping,
out_up_read:
up_read(&EXT4_I(inode)->xattr_sem);
out:
- if (handle)
+ if (handle && (ret != 1))
ext4_journal_stop(handle);
brelse(iloc.bh);
return ret;
@@ -749,6 +753,7 @@ int ext4_write_inline_data_end(struct inode *inode, loff_t pos, unsigned len,

ext4_write_unlock_xattr(inode, &no_expand);
brelse(iloc.bh);
+ mark_inode_dirty(inode);
out:
return copied;
}
@@ -895,7 +900,6 @@ int ext4_da_write_inline_data_begin(struct address_space *mapping,
goto out;
}

-
page = grab_cache_page_write_begin(mapping, 0, flags);
if (!page) {
ret = -ENOMEM;
@@ -913,6 +917,9 @@ int ext4_da_write_inline_data_begin(struct address_space *mapping,
if (ret < 0)
goto out_release_page;
}
+ ret = ext4_journal_get_write_access(handle, iloc.bh);
+ if (ret)
+ goto out_release_page;

up_read(&EXT4_I(inode)->xattr_sem);
*pagep = page;
@@ -933,7 +940,6 @@ int ext4_da_write_inline_data_end(struct inode *inode, loff_t pos,
unsigned len, unsigned copied,
struct page *page)
{
- int i_size_changed = 0;
int ret;

ret = ext4_write_inline_data_end(inode, pos, len, copied, page);
@@ -951,10 +957,8 @@ int ext4_da_write_inline_data_end(struct inode *inode, loff_t pos,
* But it's important to update i_size while still holding page lock:
* page writeout could otherwise come in and zero beyond i_size.
*/
- if (pos+copied > inode->i_size) {
+ if (pos+copied > inode->i_size)
i_size_write(inode, pos+copied);
- i_size_changed = 1;
- }
unlock_page(page);
put_page(page);

@@ -964,8 +968,7 @@ int ext4_da_write_inline_data_end(struct inode *inode, loff_t pos,
* ordering of page lock and transaction start for journaling
* filesystems.
*/
- if (i_size_changed)
- mark_inode_dirty(inode);
+ mark_inode_dirty(inode);

return copied;
}
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 5c4c9af4aaf4..f62eca8cbde0 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -1318,9 +1318,10 @@ static int ext4_write_end(struct file *file,
loff_t old_size = inode->i_size;
int ret = 0, ret2;
int i_size_changed = 0;
+ int inline_data = ext4_has_inline_data(inode);

trace_ext4_write_end(inode, pos, len, copied);
- if (ext4_has_inline_data(inode)) {
+ if (inline_data) {
ret = ext4_write_inline_data_end(inode, pos, len,
copied, page);
if (ret < 0) {
@@ -1348,7 +1349,7 @@ static int ext4_write_end(struct file *file,
* ordering of page lock and transaction start for journaling
* filesystems.
*/
- if (i_size_changed)
+ if (i_size_changed || inline_data)
ext4_mark_inode_dirty(handle, inode);

if (pos + len > inode->i_size && ext4_can_truncate(inode))
@@ -1422,6 +1423,7 @@ static int ext4_journalled_write_end(struct file *file,
int partial = 0;
unsigned from, to;
int size_changed = 0;
+ int inline_data = ext4_has_inline_data(inode);

trace_ext4_journalled_write_end(inode, pos, len, copied);
from = pos & (PAGE_SIZE - 1);
@@ -1429,7 +1431,7 @@ static int ext4_journalled_write_end(struct file *file,

BUG_ON(!ext4_handle_valid(handle));

- if (ext4_has_inline_data(inode)) {
+ if (inline_data) {
ret = ext4_write_inline_data_end(inode, pos, len,
copied, page);
if (ret < 0) {
@@ -1460,7 +1462,7 @@ static int ext4_journalled_write_end(struct file *file,
if (old_size < pos)
pagecache_isize_extended(inode, old_size, pos);

- if (size_changed) {
+ if (size_changed || inline_data) {
ret2 = ext4_mark_inode_dirty(handle, inode);
if (!ret)
ret = ret2;
@@ -1958,11 +1960,7 @@ static int __ext4_journalled_writepage(struct page *page,
}

if (inline_data) {
- BUFFER_TRACE(inode_bh, "get write access");
- ret = ext4_journal_get_write_access(handle, inode_bh);
-
- err = ext4_handle_dirty_metadata(handle, inode, inode_bh);
-
+ ret = ext4_mark_inode_dirty(handle, inode);
} else {
ret = ext4_walk_page_buffers(handle, page_bufs, 0, len, NULL,
do_journal_get_write_access);
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 801111e1f8ef..7d0e8d6bf009 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -1512,6 +1512,8 @@ static int f2fs_ioc_start_atomic_write(struct file *filp)

inode_lock(inode);

+ down_write(&F2FS_I(inode)->dio_rwsem[WRITE]);
+
if (f2fs_is_atomic_file(inode))
goto out;

@@ -1532,6 +1534,7 @@ static int f2fs_ioc_start_atomic_write(struct file *filp)
if (ret)
clear_inode_flag(inode, FI_ATOMIC_FILE);
out:
+ up_write(&F2FS_I(inode)->dio_rwsem[WRITE]);
inode_unlock(inode);
mnt_drop_write_file(filp);
return ret;
@@ -1670,9 +1673,11 @@ static int f2fs_ioc_shutdown(struct file *filp, unsigned long arg)
if (get_user(in, (__u32 __user *)arg))
return -EFAULT;

- ret = mnt_want_write_file(filp);
- if (ret)
- return ret;
+ if (in != F2FS_GOING_DOWN_FULLSYNC) {
+ ret = mnt_want_write_file(filp);
+ if (ret)
+ return ret;
+ }

switch (in) {
case F2FS_GOING_DOWN_FULLSYNC:
@@ -1700,7 +1705,8 @@ static int f2fs_ioc_shutdown(struct file *filp, unsigned long arg)
}
f2fs_update_time(sbi, REQ_TIME);
out:
- mnt_drop_write_file(filp);
+ if (in != F2FS_GOING_DOWN_FULLSYNC)
+ mnt_drop_write_file(filp);
return ret;
}

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 17ab23f64bba..ad4dfd29d923 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -688,9 +688,14 @@ static void move_data_page(struct inode *inode, block_t bidx, int gc_type)
set_cold_data(page);

err = do_write_data_page(&fio);
- if (err == -ENOMEM && is_dirty) {
- congestion_wait(BLK_RW_ASYNC, HZ/50);
- goto retry;
+ if (err) {
+ clear_cold_data(page);
+ if (err == -ENOMEM) {
+ congestion_wait(BLK_RW_ASYNC, HZ/50);
+ goto retry;
+ }
+ if (is_dirty)
+ set_page_dirty(page);
}

clear_cold_data(page);
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index e10f61684ea4..35d48ef0573c 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -207,6 +207,8 @@ static int __revoke_inmem_pages(struct inode *inode,

lock_page(page);

+ f2fs_wait_on_page_writeback(page, DATA, true);
+
if (recover) {
struct dnode_of_data dn;
struct node_info ni;
@@ -369,6 +371,9 @@ void f2fs_balance_fs(struct f2fs_sb_info *sbi, bool need)

void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi)
{
+ if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING)))
+ return;
+
/* try to shrink extent cache when there is no enough memory */
if (!available_free_memory(sbi, EXTENT_CACHE))
f2fs_shrink_extent_tree(sbi, EXTENT_CACHE_SHRINK_NUMBER);
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index eb20b8767f3c..e627671f0183 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -1980,6 +1980,12 @@ static int __init init_f2fs_fs(void)
{
int err;

+ if (PAGE_SIZE != F2FS_BLKSIZE) {
+ printk("F2FS not supported on PAGE_SIZE(%lu) != %d\n",
+ PAGE_SIZE, F2FS_BLKSIZE);
+ return -EINVAL;
+ }
+
f2fs_build_trace_ios();

err = init_inodecache();
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 91e017ca7072..cf5fdc25289a 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -2701,7 +2701,7 @@ static int _nfs4_open_and_get_state(struct nfs4_opendata *opendata,
if (ret != 0)
goto out;

- state = nfs4_opendata_to_nfs4_state(opendata);
+ state = _nfs4_opendata_to_nfs4_state(opendata);
ret = PTR_ERR(state);
if (IS_ERR(state))
goto out;
@@ -2737,6 +2737,7 @@ static int _nfs4_open_and_get_state(struct nfs4_opendata *opendata,
nfs4_schedule_stateid_recovery(server, state);
}
out:
+ nfs4_sequence_free_slot(&opendata->o_res.seq_res);
return ret;
}

diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index bdbd9e6d1ace..b16a6c036352 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -1536,6 +1536,8 @@ nfsd4_decode_getdeviceinfo(struct nfsd4_compoundargs *argp,
gdev->gd_maxcount = be32_to_cpup(p++);
num = be32_to_cpup(p++);
if (num) {
+ if (num > 1000)
+ goto xdr_error;
READ_BUF(4 * num);
gdev->gd_notify_types = be32_to_cpup(p++);
for (i = 1; i < num; i++) {
diff --git a/fs/squashfs/cache.c b/fs/squashfs/cache.c
index 23813c078cc9..0839efa720b3 100644
--- a/fs/squashfs/cache.c
+++ b/fs/squashfs/cache.c
@@ -350,6 +350,9 @@ int squashfs_read_metadata(struct super_block *sb, void *buffer,

TRACE("Entered squashfs_read_metadata [%llx:%x]\n", *block, *offset);

+ if (unlikely(length < 0))
+ return -EIO;
+
while (length) {
entry = squashfs_cache_get(sb, msblk->block_cache, *block, 0);
if (entry->error) {
diff --git a/fs/squashfs/file.c b/fs/squashfs/file.c
index 13d80947bf9e..fcff2e0487fe 100644
--- a/fs/squashfs/file.c
+++ b/fs/squashfs/file.c
@@ -194,7 +194,11 @@ static long long read_indexes(struct super_block *sb, int n,
}

for (i = 0; i < blocks; i++) {
- int size = le32_to_cpu(blist[i]);
+ int size = squashfs_block_size(blist[i]);
+ if (size < 0) {
+ err = size;
+ goto failure;
+ }
block += SQUASHFS_COMPRESSED_SIZE_BLOCK(size);
}
n -= blocks;
@@ -367,7 +371,7 @@ static int read_blocklist(struct inode *inode, int index, u64 *block)
sizeof(size));
if (res < 0)
return res;
- return le32_to_cpu(size);
+ return squashfs_block_size(size);
}

/* Copy data into page cache */
diff --git a/fs/squashfs/fragment.c b/fs/squashfs/fragment.c
index 0ed6edbc5c71..86ad9a4b8c36 100644
--- a/fs/squashfs/fragment.c
+++ b/fs/squashfs/fragment.c
@@ -61,9 +61,7 @@ int squashfs_frag_lookup(struct super_block *sb, unsigned int fragment,
return size;

*fragment_block = le64_to_cpu(fragment_entry.start_block);
- size = le32_to_cpu(fragment_entry.size);
-
- return size;
+ return squashfs_block_size(fragment_entry.size);
}


diff --git a/fs/squashfs/squashfs_fs.h b/fs/squashfs/squashfs_fs.h
index 506f4ba5b983..e66486366f02 100644
--- a/fs/squashfs/squashfs_fs.h
+++ b/fs/squashfs/squashfs_fs.h
@@ -129,6 +129,12 @@

#define SQUASHFS_COMPRESSED_BLOCK(B) (!((B) & SQUASHFS_COMPRESSED_BIT_BLOCK))

+static inline int squashfs_block_size(__le32 raw)
+{
+ u32 size = le32_to_cpu(raw);
+ return (size >> 25) ? -EIO : size;
+}
+
/*
* Inode number ops. Inodes consist of a compressed block number, and an
* uncompressed offset within that block
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index 2a79882cb68e..2fff10de317d 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -345,6 +345,7 @@
# define DP_PSR_FRAME_CAPTURE (1 << 3)
# define DP_PSR_SELECTIVE_UPDATE (1 << 4)
# define DP_PSR_IRQ_HPD_WITH_CRC_ERRORS (1 << 5)
+# define DP_PSR_ENABLE_PSR2 (1 << 6) /* eDP 1.4a */

#define DP_ADAPTER_CTRL 0x1a0
# define DP_ADAPTER_CTRL_FORCE_LOAD_SENSE (1 << 0)
diff --git a/include/linux/dma-iommu.h b/include/linux/dma-iommu.h
index 32c589062bd9..f30d23011060 100644
--- a/include/linux/dma-iommu.h
+++ b/include/linux/dma-iommu.h
@@ -17,6 +17,7 @@
#define __DMA_IOMMU_H

#ifdef __KERNEL__
+#include <linux/types.h>
#include <asm/errno.h>

#ifdef CONFIG_IOMMU_DMA
diff --git a/include/linux/mmc/sdio_ids.h b/include/linux/mmc/sdio_ids.h
index d43ef96bf075..3e4d4f4bccd3 100644
--- a/include/linux/mmc/sdio_ids.h
+++ b/include/linux/mmc/sdio_ids.h
@@ -34,6 +34,7 @@
#define SDIO_DEVICE_ID_BROADCOM_4335_4339 0x4335
#define SDIO_DEVICE_ID_BROADCOM_4339 0x4339
#define SDIO_DEVICE_ID_BROADCOM_43362 0xa962
+#define SDIO_DEVICE_ID_BROADCOM_43364 0xa9a4
#define SDIO_DEVICE_ID_BROADCOM_43430 0xa9a6
#define SDIO_DEVICE_ID_BROADCOM_4345 0x4345
#define SDIO_DEVICE_ID_BROADCOM_4354 0x4354
diff --git a/include/linux/netfilter/ipset/ip_set_timeout.h b/include/linux/netfilter/ipset/ip_set_timeout.h
index 1d6a935c1ac5..8793f5a7b820 100644
--- a/include/linux/netfilter/ipset/ip_set_timeout.h
+++ b/include/linux/netfilter/ipset/ip_set_timeout.h
@@ -65,8 +65,14 @@ ip_set_timeout_set(unsigned long *timeout, u32 value)
static inline u32
ip_set_timeout_get(unsigned long *timeout)
{
- return *timeout == IPSET_ELEM_PERMANENT ? 0 :
- jiffies_to_msecs(*timeout - jiffies)/MSEC_PER_SEC;
+ u32 t;
+
+ if (*timeout == IPSET_ELEM_PERMANENT)
+ return 0;
+
+ t = jiffies_to_msecs(*timeout - jiffies)/MSEC_PER_SEC;
+ /* Zero value in userspace means no timeout */
+ return t == 0 ? 1 : t;
}

#endif /* __KERNEL__ */
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index 7b16c5322673..eb4f6456521e 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -344,7 +344,8 @@ struct earlycon_device {
};

struct earlycon_id {
- char name[16];
+ char name[15];
+ char name_term; /* In case compiler didn't '\0' term name */
char compatible[128];
int (*setup)(struct earlycon_device *, const char *options);
};
diff --git a/include/soc/tegra/mc.h b/include/soc/tegra/mc.h
index 44202ff897fd..f759e0918037 100644
--- a/include/soc/tegra/mc.h
+++ b/include/soc/tegra/mc.h
@@ -99,6 +99,8 @@ struct tegra_mc_soc {
u8 client_id_mask;

const struct tegra_smmu_soc *smmu;
+
+ u32 intmask;
};

struct tegra_mc {
diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c
index 85d9cac497e4..cd4f41397c7e 100644
--- a/kernel/auditfilter.c
+++ b/kernel/auditfilter.c
@@ -406,7 +406,7 @@ static int audit_field_valid(struct audit_entry *entry, struct audit_field *f)
return -EINVAL;
break;
case AUDIT_EXE:
- if (f->op != Audit_equal)
+ if (f->op != Audit_not_equal && f->op != Audit_equal)
return -EINVAL;
if (entry->rule.listnr != AUDIT_FILTER_EXIT)
return -EINVAL;
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 2cd5256dbff7..c2aaf539728f 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -469,6 +469,8 @@ static int audit_filter_rules(struct task_struct *tsk,
break;
case AUDIT_EXE:
result = audit_exe_compare(tsk, rule->exe);
+ if (f->op == Audit_not_equal)
+ result = !result;
break;
case AUDIT_UID:
result = audit_uid_comparator(cred->uid, f->op, f->uid);
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 076e4a0ff95e..dafa2708ce9e 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -3225,7 +3225,7 @@ static int replace_map_fd_with_map_ptr(struct bpf_verifier_env *env)
/* hold the map. If the program is rejected by verifier,
* the map will be released by release_maps() or it
* will be used by the valid program until it's unloaded
- * and all maps are released in free_bpf_prog_info()
+ * and all maps are released in free_used_maps()
*/
map = bpf_map_inc(map, false);
if (IS_ERR(map)) {
@@ -3629,7 +3629,7 @@ int bpf_check(struct bpf_prog **prog, union bpf_attr *attr)
vfree(log_buf);
if (!env->prog->aux->used_maps)
/* if we didn't copy map pointers into bpf_prog_info, release
- * them now. Otherwise free_bpf_prog_info() will release them.
+ * them now. Otherwise free_used_maps() will release them.
*/
release_maps(env);
*prog = env->prog;
diff --git a/kernel/kcov.c b/kernel/kcov.c
index 3883df58aa12..b0ec31493fdc 100644
--- a/kernel/kcov.c
+++ b/kernel/kcov.c
@@ -103,7 +103,8 @@ static void kcov_put(struct kcov *kcov)

void kcov_task_init(struct task_struct *t)
{
- t->kcov_mode = KCOV_MODE_DISABLED;
+ WRITE_ONCE(t->kcov_mode, KCOV_MODE_DISABLED);
+ barrier();
t->kcov_size = 0;
t->kcov_area = NULL;
t->kcov = NULL;
diff --git a/kernel/kthread.c b/kernel/kthread.c
index c2c911a106cf..fbc230e41969 100644
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -290,8 +290,14 @@ static struct task_struct *__kthread_create_on_node(int (*threadfn)(void *data),
task = create->result;
if (!IS_ERR(task)) {
static const struct sched_param param = { .sched_priority = 0 };
+ char name[TASK_COMM_LEN];

- vsnprintf(task->comm, sizeof(task->comm), namefmt, args);
+ /*
+ * task is already visible to other tasks, so updating
+ * COMM must be protected.
+ */
+ vsnprintf(name, sizeof(name), namefmt, args);
+ set_task_comm(task, name);
/*
* root may have changed our (kthreadd's) priority or CPU mask.
* The kernel thread should not inherit these properties.
diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c
index ec9ab2f01489..9b8cd7ebf27b 100644
--- a/kernel/stop_machine.c
+++ b/kernel/stop_machine.c
@@ -36,7 +36,7 @@ struct cpu_stop_done {
struct cpu_stopper {
struct task_struct *thread;

- spinlock_t lock;
+ raw_spinlock_t lock;
bool enabled; /* is this stopper enabled? */
struct list_head works; /* list of pending works */

@@ -78,13 +78,13 @@ static bool cpu_stop_queue_work(unsigned int cpu, struct cpu_stop_work *work)
unsigned long flags;
bool enabled;

- spin_lock_irqsave(&stopper->lock, flags);
+ raw_spin_lock_irqsave(&stopper->lock, flags);
enabled = stopper->enabled;
if (enabled)
__cpu_stop_queue_work(stopper, work);
else if (work->done)
cpu_stop_signal_done(work->done);
- spin_unlock_irqrestore(&stopper->lock, flags);
+ raw_spin_unlock_irqrestore(&stopper->lock, flags);

return enabled;
}
@@ -231,8 +231,8 @@ static int cpu_stop_queue_two_works(int cpu1, struct cpu_stop_work *work1,
struct cpu_stopper *stopper2 = per_cpu_ptr(&cpu_stopper, cpu2);
int err;
retry:
- spin_lock_irq(&stopper1->lock);
- spin_lock_nested(&stopper2->lock, SINGLE_DEPTH_NESTING);
+ raw_spin_lock_irq(&stopper1->lock);
+ raw_spin_lock_nested(&stopper2->lock, SINGLE_DEPTH_NESTING);

err = -ENOENT;
if (!stopper1->enabled || !stopper2->enabled)
@@ -255,8 +255,8 @@ static int cpu_stop_queue_two_works(int cpu1, struct cpu_stop_work *work1,
__cpu_stop_queue_work(stopper1, work1);
__cpu_stop_queue_work(stopper2, work2);
unlock:
- spin_unlock(&stopper2->lock);
- spin_unlock_irq(&stopper1->lock);
+ raw_spin_unlock(&stopper2->lock);
+ raw_spin_unlock_irq(&stopper1->lock);

if (unlikely(err == -EDEADLK)) {
while (stop_cpus_in_progress)
@@ -448,9 +448,9 @@ static int cpu_stop_should_run(unsigned int cpu)
unsigned long flags;
int run;

- spin_lock_irqsave(&stopper->lock, flags);
+ raw_spin_lock_irqsave(&stopper->lock, flags);
run = !list_empty(&stopper->works);
- spin_unlock_irqrestore(&stopper->lock, flags);
+ raw_spin_unlock_irqrestore(&stopper->lock, flags);
return run;
}

@@ -461,13 +461,13 @@ static void cpu_stopper_thread(unsigned int cpu)

repeat:
work = NULL;
- spin_lock_irq(&stopper->lock);
+ raw_spin_lock_irq(&stopper->lock);
if (!list_empty(&stopper->works)) {
work = list_first_entry(&stopper->works,
struct cpu_stop_work, list);
list_del_init(&work->list);
}
- spin_unlock_irq(&stopper->lock);
+ raw_spin_unlock_irq(&stopper->lock);

if (work) {
cpu_stop_fn_t fn = work->fn;
@@ -541,7 +541,7 @@ static int __init cpu_stop_init(void)
for_each_possible_cpu(cpu) {
struct cpu_stopper *stopper = &per_cpu(cpu_stopper, cpu);

- spin_lock_init(&stopper->lock);
+ raw_spin_lock_init(&stopper->lock);
INIT_LIST_HEAD(&stopper->works);
}

diff --git a/kernel/trace/trace_events_trigger.c b/kernel/trace/trace_events_trigger.c
index 88f398af57fa..8819944bbcbf 100644
--- a/kernel/trace/trace_events_trigger.c
+++ b/kernel/trace/trace_events_trigger.c
@@ -678,6 +678,8 @@ event_trigger_callback(struct event_command *cmd_ops,
goto out_free;

out_reg:
+ /* Up the trigger_data count to make sure reg doesn't free it on failure */
+ event_trigger_init(trigger_ops, trigger_data);
ret = cmd_ops->reg(glob, trigger_ops, trigger_data, file);
/*
* The above returns on success the # of functions enabled,
@@ -685,11 +687,13 @@ event_trigger_callback(struct event_command *cmd_ops,
* Consider no functions a failure too.
*/
if (!ret) {
+ cmd_ops->unreg(glob, trigger_ops, trigger_data, file);
ret = -ENOENT;
- goto out_free;
- } else if (ret < 0)
- goto out_free;
- ret = 0;
+ } else if (ret > 0)
+ ret = 0;
+
+ /* Down the counter of trigger_data or free it if not used anymore */
+ event_trigger_free(trigger_ops, trigger_data);
out:
return ret;

@@ -1385,6 +1389,9 @@ int event_enable_trigger_func(struct event_command *cmd_ops,
goto out;
}

+ /* Up the trigger_data count to make sure nothing frees it on failure */
+ event_trigger_init(trigger_ops, trigger_data);
+
if (trigger) {
number = strsep(&trigger, ":");

@@ -1435,6 +1442,7 @@ int event_enable_trigger_func(struct event_command *cmd_ops,
goto out_disable;
/* Just return zero, not the number of enabled functions */
ret = 0;
+ event_trigger_free(trigger_ops, trigger_data);
out:
return ret;

@@ -1445,7 +1453,7 @@ int event_enable_trigger_func(struct event_command *cmd_ops,
out_free:
if (cmd_ops->set_filter)
cmd_ops->set_filter(NULL, trigger_data, NULL);
- kfree(trigger_data);
+ event_trigger_free(trigger_ops, trigger_data);
kfree(enable_data);
goto out;
}
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index ea3ed03fed7e..3b4cd44ad323 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -359,11 +359,10 @@ static struct trace_kprobe *find_trace_kprobe(const char *event,
static int
enable_trace_kprobe(struct trace_kprobe *tk, struct trace_event_file *file)
{
+ struct event_file_link *link = NULL;
int ret = 0;

if (file) {
- struct event_file_link *link;
-
link = kmalloc(sizeof(*link), GFP_KERNEL);
if (!link) {
ret = -ENOMEM;
@@ -383,6 +382,18 @@ enable_trace_kprobe(struct trace_kprobe *tk, struct trace_event_file *file)
else
ret = enable_kprobe(&tk->rp.kp);
}
+
+ if (ret) {
+ if (file) {
+ /* Notice the if is true on not WARN() */
+ if (!WARN_ON_ONCE(!link))
+ list_del_rcu(&link->list);
+ kfree(link);
+ tk->tp.flags &= ~TP_FLAG_TRACE;
+ } else {
+ tk->tp.flags &= ~TP_FLAG_PROFILE;
+ }
+ }
out:
return ret;
}
diff --git a/mm/slub.c b/mm/slub.c
index edc79ca3c6d5..e0ce5dec84ba 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -673,7 +673,7 @@ void object_err(struct kmem_cache *s, struct page *page,
print_trailer(s, page, object);
}

-static void slab_err(struct kmem_cache *s, struct page *page,
+static __printf(3, 4) void slab_err(struct kmem_cache *s, struct page *page,
const char *fmt, ...)
{
va_list args;
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 195de42bea1f..fa598162dbf0 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -1494,7 +1494,7 @@ static void __vunmap(const void *addr, int deallocate_pages)
addr))
return;

- area = remove_vm_area(addr);
+ area = find_vmap_area((unsigned long)addr)->vm;
if (unlikely(!area)) {
WARN(1, KERN_ERR "Trying to vfree() nonexistent vm area (%p)\n",
addr);
@@ -1504,6 +1504,7 @@ static void __vunmap(const void *addr, int deallocate_pages)
debug_check_no_locks_freed(addr, get_vm_area_size(area));
debug_check_no_obj_freed(addr, get_vm_area_size(area));

+ remove_vm_area(addr);
if (deallocate_pages) {
int i;

diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index b23464d9c538..d278b06459ac 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -779,6 +779,11 @@ static void __init ic_bootp_init_ext(u8 *e)
*/
static inline void __init ic_bootp_init(void)
{
+ /* Re-initialise all name servers to NONE, in case any were set via the
+ * "ip=" or "nfsaddrs=" kernel command line parameters: any IP addresses
+ * specified there will already have been decoded but are no longer
+ * needed
+ */
ic_nameservers_predef();

dev_add_pack(&bootp_packet_type);
@@ -1401,6 +1406,13 @@ static int __init ip_auto_config(void)
int err;
unsigned int i;

+ /* Initialise all name servers to NONE (but only if the "ip=" or
+ * "nfsaddrs=" kernel command line parameters weren't decoded, otherwise
+ * we'll overwrite the IP addresses specified there)
+ */
+ if (ic_set_manually == 0)
+ ic_nameservers_predef();
+
#ifdef CONFIG_PROC_FS
proc_create("pnp", S_IRUGO, init_net.proc_net, &pnp_seq_fops);
#endif /* CONFIG_PROC_FS */
@@ -1621,6 +1633,7 @@ static int __init ip_auto_config_setup(char *addrs)
return 1;
}

+ /* Initialise all name servers to NONE */
ic_nameservers_predef();

/* Parse string for static IP assignment. */
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 762f31fb5b67..a3fb30f5a1a9 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -2476,12 +2476,13 @@ struct nft_set *nf_tables_set_lookup_byid(const struct net *net,
u32 id = ntohl(nla_get_be32(nla));

list_for_each_entry(trans, &net->nft.commit_list, list) {
- struct nft_set *set = nft_trans_set(trans);
+ if (trans->msg_type == NFT_MSG_NEWSET) {
+ struct nft_set *set = nft_trans_set(trans);

- if (trans->msg_type == NFT_MSG_NEWSET &&
- id == nft_trans_set_id(trans) &&
- nft_active_genmask(set, genmask))
- return set;
+ if (id == nft_trans_set_id(trans) &&
+ nft_active_genmask(set, genmask))
+ return set;
+ }
}
return ERR_PTR(-ENOENT);
}
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index a71f906b4f7a..9652541c4d43 100644
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -379,6 +379,7 @@ int ima_read_file(struct file *file, enum kernel_read_file_id read_id)

static int read_idmap[READING_MAX_ID] = {
[READING_FIRMWARE] = FIRMWARE_CHECK,
+ [READING_FIRMWARE_PREALLOC_BUFFER] = FIRMWARE_CHECK,
[READING_MODULE] = MODULE_CHECK,
[READING_KEXEC_IMAGE] = KEXEC_KERNEL_CHECK,
[READING_KEXEC_INITRAMFS] = KEXEC_INITRAMFS_CHECK,
diff --git a/sound/pci/emu10k1/emupcm.c b/sound/pci/emu10k1/emupcm.c
index 37be1e14d756..0d2bb30d9f7e 100644
--- a/sound/pci/emu10k1/emupcm.c
+++ b/sound/pci/emu10k1/emupcm.c
@@ -1850,7 +1850,9 @@ int snd_emu10k1_pcm_efx(struct snd_emu10k1 *emu, int device)
if (!kctl)
return -ENOMEM;
kctl->id.device = device;
- snd_ctl_add(emu->card, kctl);
+ err = snd_ctl_add(emu->card, kctl);
+ if (err < 0)
+ return err;

snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024);

diff --git a/sound/pci/emu10k1/memory.c b/sound/pci/emu10k1/memory.c
index 4f1f69be1865..8c778fa33031 100644
--- a/sound/pci/emu10k1/memory.c
+++ b/sound/pci/emu10k1/memory.c
@@ -237,13 +237,13 @@ search_empty(struct snd_emu10k1 *emu, int size)
static int is_valid_page(struct snd_emu10k1 *emu, dma_addr_t addr)
{
if (addr & ~emu->dma_mask) {
- dev_err(emu->card->dev,
+ dev_err_ratelimited(emu->card->dev,
"max memory size is 0x%lx (addr = 0x%lx)!!\n",
emu->dma_mask, (unsigned long)addr);
return 0;
}
if (addr & (EMUPAGESIZE-1)) {
- dev_err(emu->card->dev, "page is not aligned\n");
+ dev_err_ratelimited(emu->card->dev, "page is not aligned\n");
return 0;
}
return 1;
@@ -334,7 +334,7 @@ snd_emu10k1_alloc_pages(struct snd_emu10k1 *emu, struct snd_pcm_substream *subst
else
addr = snd_pcm_sgbuf_get_addr(substream, ofs);
if (! is_valid_page(emu, addr)) {
- dev_err(emu->card->dev,
+ dev_err_ratelimited(emu->card->dev,
"emu: failure page = %d\n", idx);
mutex_unlock(&hdr->block_mutex);
return NULL;
diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c
index a178e0d03088..8561f60b4284 100644
--- a/sound/pci/fm801.c
+++ b/sound/pci/fm801.c
@@ -1068,11 +1068,19 @@ static int snd_fm801_mixer(struct fm801 *chip)
if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_sec)) < 0)
return err;
}
- for (i = 0; i < FM801_CONTROLS; i++)
- snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls[i], chip));
+ for (i = 0; i < FM801_CONTROLS; i++) {
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&snd_fm801_controls[i], chip));
+ if (err < 0)
+ return err;
+ }
if (chip->multichannel) {
- for (i = 0; i < FM801_CONTROLS_MULTI; i++)
- snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls_multi[i], chip));
+ for (i = 0; i < FM801_CONTROLS_MULTI; i++) {
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&snd_fm801_controls_multi[i], chip));
+ if (err < 0)
+ return err;
+ }
}
return 0;
}
diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c
index 9ec4dba8a793..280999961226 100644
--- a/sound/pci/hda/patch_ca0132.c
+++ b/sound/pci/hda/patch_ca0132.c
@@ -38,6 +38,10 @@
/* Enable this to see controls for tuning purpose. */
/*#define ENABLE_TUNING_CONTROLS*/

+#ifdef ENABLE_TUNING_CONTROLS
+#include <sound/tlv.h>
+#endif
+
#define FLOAT_ZERO 0x00000000
#define FLOAT_ONE 0x3f800000
#define FLOAT_TWO 0x40000000
@@ -3067,8 +3071,8 @@ static int equalizer_ctl_put(struct snd_kcontrol *kcontrol,
return 1;
}

-static const DECLARE_TLV_DB_SCALE(voice_focus_db_scale, 2000, 100, 0);
-static const DECLARE_TLV_DB_SCALE(eq_db_scale, -2400, 100, 0);
+static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(voice_focus_db_scale, 2000, 100, 0);
+static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(eq_db_scale, -2400, 100, 0);

static int add_tuning_control(struct hda_codec *codec,
hda_nid_t pnid, hda_nid_t nid,
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index 80088c98ce27..20680a490897 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -1793,8 +1793,10 @@ int dpcm_be_dai_shutdown(struct snd_soc_pcm_runtime *fe, int stream)
continue;

if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_FREE) &&
- (be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN))
- continue;
+ (be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN)) {
+ soc_pcm_hw_free(be_substream);
+ be->dpcm[stream].state = SND_SOC_DPCM_STATE_HW_FREE;
+ }

dev_dbg(be->dev, "ASoC: close BE %s\n",
be->dai_link->name);
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index c5dfe82beb24..e6ac7b9b4648 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -1310,7 +1310,7 @@ static void retire_capture_urb(struct snd_usb_substream *subs,
if (bytes % (runtime->sample_bits >> 3) != 0) {
int oldbytes = bytes;
bytes = frames * stride;
- dev_warn(&subs->dev->dev,
+ dev_warn_ratelimited(&subs->dev->dev,
"Corrected urb data len. %d->%d\n",
oldbytes, bytes);
}
diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y
index 879115f93edc..98a4205a5f8a 100644
--- a/tools/perf/util/parse-events.y
+++ b/tools/perf/util/parse-events.y
@@ -68,6 +68,7 @@ static void inc_group_count(struct list_head *list,
%type <num> value_sym
%type <head> event_config
%type <head> opt_event_config
+%type <head> opt_pmu_config
%type <term> event_term
%type <head> event_pmu
%type <head> event_legacy_symbol
@@ -219,7 +220,7 @@ event_def: event_pmu |
event_bpf_file

event_pmu:
-PE_NAME opt_event_config
+PE_NAME opt_pmu_config
{
struct parse_events_evlist *data = _data;
struct list_head *list;
@@ -482,6 +483,17 @@ opt_event_config:
$$ = NULL;
}

+opt_pmu_config:
+'/' event_config '/'
+{
+ $$ = $2;
+}
+|
+'/' '/'
+{
+ $$ = NULL;
+}
+
start_terms: event_config
{
struct parse_events_terms *data = _data;
diff --git a/tools/testing/selftests/intel_pstate/run.sh b/tools/testing/selftests/intel_pstate/run.sh
index 7868c106b8b1..b62876f41eca 100755
--- a/tools/testing/selftests/intel_pstate/run.sh
+++ b/tools/testing/selftests/intel_pstate/run.sh
@@ -48,11 +48,12 @@ function run_test () {

echo "sleeping for 5 seconds"
sleep 5
- num_freqs=$(cat /proc/cpuinfo | grep MHz | sort -u | wc -l)
- if [ $num_freqs -le 2 ]; then
- cat /proc/cpuinfo | grep MHz | sort -u | tail -1 > /tmp/result.$1
+ grep MHz /proc/cpuinfo | sort -u > /tmp/result.freqs
+ num_freqs=$(wc -l /tmp/result.freqs | awk ' { print $1 } ')
+ if [ $num_freqs -ge 2 ]; then
+ tail -n 1 /tmp/result.freqs > /tmp/result.$1
else
- cat /proc/cpuinfo | grep MHz | sort -u > /tmp/result.$1
+ cp /tmp/result.freqs /tmp/result.$1
fi
./msr 0 >> /tmp/result.$1

@@ -82,21 +83,20 @@ _max_freq=$(cpupower frequency-info -l | tail -1 | awk ' { print $2 } ')
max_freq=$(($_max_freq / 1000))


-for freq in `seq $max_freq -100 $min_freq`
+[ $EVALUATE_ONLY -eq 0 ] && for freq in `seq $max_freq -100 $min_freq`
do
echo "Setting maximum frequency to $freq"
cpupower frequency-set -g powersave --max=${freq}MHz >& /dev/null
- [ $EVALUATE_ONLY -eq 0 ] && run_test $freq
+ run_test $freq
done

-echo "=============================================================================="
+[ $EVALUATE_ONLY -eq 0 ] && cpupower frequency-set -g powersave --max=${max_freq}MHz >& /dev/null

+echo "=============================================================================="
echo "The marketing frequency of the cpu is $mkt_freq MHz"
echo "The maximum frequency of the cpu is $max_freq MHz"
echo "The minimum frequency of the cpu is $min_freq MHz"

-cpupower frequency-set -g powersave --max=${max_freq}MHz >& /dev/null
-
# make a pretty table
echo "Target Actual Difference MSR(0x199) max_perf_pct"
for freq in `seq $max_freq -100 $min_freq`
@@ -104,10 +104,6 @@ do
result_freq=$(cat /tmp/result.${freq} | grep "cpu MHz" | awk ' { print $4 } ' | awk -F "." ' { print $1 } ')
msr=$(cat /tmp/result.${freq} | grep "msr" | awk ' { print $3 } ')
max_perf_pct=$(cat /tmp/result.${freq} | grep "max_perf_pct" | awk ' { print $2 } ' )
- if [ $result_freq -eq $freq ]; then
- echo " $freq $result_freq 0 $msr $(($max_perf_pct*3300))"
- else
- echo " $freq $result_freq $(($result_freq-$freq)) $msr $(($max_perf_pct*$max_freq))"
- fi
+ echo " $freq $result_freq $(($result_freq-$freq)) $msr $(($max_perf_pct*$max_freq))"
done
exit 0
diff --git a/tools/usb/usbip/src/usbip_detach.c b/tools/usb/usbip/src/usbip_detach.c
index 9db9d21bb2ec..6a8db858caa5 100644
--- a/tools/usb/usbip/src/usbip_detach.c
+++ b/tools/usb/usbip/src/usbip_detach.c
@@ -43,7 +43,7 @@ void usbip_detach_usage(void)

static int detach_port(char *port)
{
- int ret;
+ int ret = 0;
uint8_t portnum;
char path[PATH_MAX+1];

@@ -73,9 +73,12 @@ static int detach_port(char *port)
}

ret = usbip_vhci_detach_device(portnum);
- if (ret < 0)
- return -1;
+ if (ret < 0) {
+ ret = -1;
+ goto call_driver_close;
+ }

+call_driver_close:
usbip_vhci_driver_close();

return ret;