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SubjectRe: Linux 4.19.104
diff --git a/Makefile b/Makefile
index 37f58becf5c2..004d964cca50 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 19
-SUBLEVEL = 103
+SUBLEVEL = 104
EXTRAVERSION =
NAME = "People's Front"

diff --git a/arch/arc/boot/dts/axs10x_mb.dtsi b/arch/arc/boot/dts/axs10x_mb.dtsi
index 37bafd44e36d..da10a569adf7 100644
--- a/arch/arc/boot/dts/axs10x_mb.dtsi
+++ b/arch/arc/boot/dts/axs10x_mb.dtsi
@@ -80,6 +80,7 @@
interrupt-names = "macirq";
phy-mode = "rgmii";
snps,pbl = < 32 >;
+ snps,multicast-filter-bins = <256>;
clocks = <&apbclk>;
clock-names = "stmmaceth";
max-speed = <100>;
diff --git a/arch/arm/boot/dts/am43xx-clocks.dtsi b/arch/arm/boot/dts/am43xx-clocks.dtsi
index a7037a4b4fd4..ce3c4196f173 100644
--- a/arch/arm/boot/dts/am43xx-clocks.dtsi
+++ b/arch/arm/boot/dts/am43xx-clocks.dtsi
@@ -707,6 +707,60 @@
ti,bit-shift = <8>;
reg = <0x2a48>;
};
+
+ clkout1_osc_div_ck: clkout1-osc-div-ck {
+ #clock-cells = <0>;
+ compatible = "ti,divider-clock";
+ clocks = <&sys_clkin_ck>;
+ ti,bit-shift = <20>;
+ ti,max-div = <4>;
+ reg = <0x4100>;
+ };
+
+ clkout1_src2_mux_ck: clkout1-src2-mux-ck {
+ #clock-cells = <0>;
+ compatible = "ti,mux-clock";
+ clocks = <&clk_rc32k_ck>, <&sysclk_div>, <&dpll_ddr_m2_ck>,
+ <&dpll_per_m2_ck>, <&dpll_disp_m2_ck>,
+ <&dpll_mpu_m2_ck>;
+ reg = <0x4100>;
+ };
+
+ clkout1_src2_pre_div_ck: clkout1-src2-pre-div-ck {
+ #clock-cells = <0>;
+ compatible = "ti,divider-clock";
+ clocks = <&clkout1_src2_mux_ck>;
+ ti,bit-shift = <4>;
+ ti,max-div = <8>;
+ reg = <0x4100>;
+ };
+
+ clkout1_src2_post_div_ck: clkout1-src2-post-div-ck {
+ #clock-cells = <0>;
+ compatible = "ti,divider-clock";
+ clocks = <&clkout1_src2_pre_div_ck>;
+ ti,bit-shift = <8>;
+ ti,max-div = <32>;
+ ti,index-power-of-two;
+ reg = <0x4100>;
+ };
+
+ clkout1_mux_ck: clkout1-mux-ck {
+ #clock-cells = <0>;
+ compatible = "ti,mux-clock";
+ clocks = <&clkout1_osc_div_ck>, <&clk_rc32k_ck>,
+ <&clkout1_src2_post_div_ck>, <&dpll_extdev_m2_ck>;
+ ti,bit-shift = <16>;
+ reg = <0x4100>;
+ };
+
+ clkout1_ck: clkout1-ck {
+ #clock-cells = <0>;
+ compatible = "ti,gate-clock";
+ clocks = <&clkout1_mux_ck>;
+ ti,bit-shift = <23>;
+ reg = <0x4100>;
+ };
};

&prcm {
diff --git a/arch/arm/boot/dts/at91sam9260.dtsi b/arch/arm/boot/dts/at91sam9260.dtsi
index 9118e29b6d6a..3fa6b9fbb822 100644
--- a/arch/arm/boot/dts/at91sam9260.dtsi
+++ b/arch/arm/boot/dts/at91sam9260.dtsi
@@ -434,7 +434,7 @@
usart0 {
pinctrl_usart0: usart0-0 {
atmel,pins =
- <AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_NONE
+ <AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
AT91_PIOB 5 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

@@ -468,7 +468,7 @@
usart1 {
pinctrl_usart1: usart1-0 {
atmel,pins =
- <AT91_PIOB 6 AT91_PERIPH_A AT91_PINCTRL_NONE
+ <AT91_PIOB 6 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
AT91_PIOB 7 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

@@ -486,7 +486,7 @@
usart2 {
pinctrl_usart2: usart2-0 {
atmel,pins =
- <AT91_PIOB 8 AT91_PERIPH_A AT91_PINCTRL_NONE
+ <AT91_PIOB 8 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
AT91_PIOB 9 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

@@ -504,7 +504,7 @@
usart3 {
pinctrl_usart3: usart3-0 {
atmel,pins =
- <AT91_PIOB 10 AT91_PERIPH_A AT91_PINCTRL_NONE
+ <AT91_PIOB 10 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
AT91_PIOB 11 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

@@ -522,7 +522,7 @@
uart0 {
pinctrl_uart0: uart0-0 {
atmel,pins =
- <AT91_PIOA 31 AT91_PERIPH_B AT91_PINCTRL_NONE
+ <AT91_PIOA 31 AT91_PERIPH_B AT91_PINCTRL_PULL_UP
AT91_PIOA 30 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>;
};
};
@@ -530,7 +530,7 @@
uart1 {
pinctrl_uart1: uart1-0 {
atmel,pins =
- <AT91_PIOB 12 AT91_PERIPH_A AT91_PINCTRL_NONE
+ <AT91_PIOB 12 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
AT91_PIOB 13 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};
};
diff --git a/arch/arm/boot/dts/at91sam9261.dtsi b/arch/arm/boot/dts/at91sam9261.dtsi
index 33f09d5ea020..590d28852997 100644
--- a/arch/arm/boot/dts/at91sam9261.dtsi
+++ b/arch/arm/boot/dts/at91sam9261.dtsi
@@ -328,7 +328,7 @@
usart0 {
pinctrl_usart0: usart0-0 {
atmel,pins =
- <AT91_PIOC 8 AT91_PERIPH_A AT91_PINCTRL_NONE>,
+ <AT91_PIOC 8 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
<AT91_PIOC 9 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

@@ -346,7 +346,7 @@
usart1 {
pinctrl_usart1: usart1-0 {
atmel,pins =
- <AT91_PIOC 12 AT91_PERIPH_A AT91_PINCTRL_NONE>,
+ <AT91_PIOC 12 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
<AT91_PIOC 13 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

@@ -364,7 +364,7 @@
usart2 {
pinctrl_usart2: usart2-0 {
atmel,pins =
- <AT91_PIOC 14 AT91_PERIPH_A AT91_PINCTRL_NONE>,
+ <AT91_PIOC 14 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
<AT91_PIOC 15 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

diff --git a/arch/arm/boot/dts/at91sam9263.dtsi b/arch/arm/boot/dts/at91sam9263.dtsi
index af68a86c9973..745918b97786 100644
--- a/arch/arm/boot/dts/at91sam9263.dtsi
+++ b/arch/arm/boot/dts/at91sam9263.dtsi
@@ -437,7 +437,7 @@
usart0 {
pinctrl_usart0: usart0-0 {
atmel,pins =
- <AT91_PIOA 26 AT91_PERIPH_A AT91_PINCTRL_NONE
+ <AT91_PIOA 26 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
AT91_PIOA 27 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

@@ -455,7 +455,7 @@
usart1 {
pinctrl_usart1: usart1-0 {
atmel,pins =
- <AT91_PIOD 0 AT91_PERIPH_A AT91_PINCTRL_NONE
+ <AT91_PIOD 0 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
AT91_PIOD 1 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

@@ -473,7 +473,7 @@
usart2 {
pinctrl_usart2: usart2-0 {
atmel,pins =
- <AT91_PIOD 2 AT91_PERIPH_A AT91_PINCTRL_NONE
+ <AT91_PIOD 2 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
AT91_PIOD 3 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi
index d16db1fa7e15..ea80a5a12760 100644
--- a/arch/arm/boot/dts/at91sam9g45.dtsi
+++ b/arch/arm/boot/dts/at91sam9g45.dtsi
@@ -555,7 +555,7 @@
usart0 {
pinctrl_usart0: usart0-0 {
atmel,pins =
- <AT91_PIOB 19 AT91_PERIPH_A AT91_PINCTRL_NONE
+ <AT91_PIOB 19 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
AT91_PIOB 18 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

@@ -573,7 +573,7 @@
usart1 {
pinctrl_usart1: usart1-0 {
atmel,pins =
- <AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_NONE
+ <AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
AT91_PIOB 5 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

@@ -591,7 +591,7 @@
usart2 {
pinctrl_usart2: usart2-0 {
atmel,pins =
- <AT91_PIOB 6 AT91_PERIPH_A AT91_PINCTRL_NONE
+ <AT91_PIOB 6 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
AT91_PIOB 7 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

@@ -609,7 +609,7 @@
usart3 {
pinctrl_usart3: usart3-0 {
atmel,pins =
- <AT91_PIOB 8 AT91_PERIPH_A AT91_PINCTRL_NONE
+ <AT91_PIOB 8 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
AT91_PIOB 9 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

diff --git a/arch/arm/boot/dts/at91sam9rl.dtsi b/arch/arm/boot/dts/at91sam9rl.dtsi
index 8fb22030f00b..ad495f5a5790 100644
--- a/arch/arm/boot/dts/at91sam9rl.dtsi
+++ b/arch/arm/boot/dts/at91sam9rl.dtsi
@@ -681,7 +681,7 @@
usart0 {
pinctrl_usart0: usart0-0 {
atmel,pins =
- <AT91_PIOA 6 AT91_PERIPH_A AT91_PINCTRL_NONE>,
+ <AT91_PIOA 6 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
<AT91_PIOA 7 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

@@ -720,7 +720,7 @@
usart1 {
pinctrl_usart1: usart1-0 {
atmel,pins =
- <AT91_PIOA 11 AT91_PERIPH_A AT91_PINCTRL_NONE>,
+ <AT91_PIOA 11 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
<AT91_PIOA 12 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

@@ -743,7 +743,7 @@
usart2 {
pinctrl_usart2: usart2-0 {
atmel,pins =
- <AT91_PIOA 13 AT91_PERIPH_A AT91_PINCTRL_NONE>,
+ <AT91_PIOA 13 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
<AT91_PIOA 14 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

@@ -766,7 +766,7 @@
usart3 {
pinctrl_usart3: usart3-0 {
atmel,pins =
- <AT91_PIOB 0 AT91_PERIPH_A AT91_PINCTRL_NONE>,
+ <AT91_PIOB 0 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
<AT91_PIOB 1 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
};

diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi
index 1408fa4a62e4..d01464bfd5fc 100644
--- a/arch/arm/boot/dts/sama5d3.dtsi
+++ b/arch/arm/boot/dts/sama5d3.dtsi
@@ -1187,49 +1187,49 @@
usart0_clk: usart0_clk {
#clock-cells = <0>;
reg = <12>;
- atmel,clk-output-range = <0 66000000>;
+ atmel,clk-output-range = <0 83000000>;
};

usart1_clk: usart1_clk {
#clock-cells = <0>;
reg = <13>;
- atmel,clk-output-range = <0 66000000>;
+ atmel,clk-output-range = <0 83000000>;
};

usart2_clk: usart2_clk {
#clock-cells = <0>;
reg = <14>;
- atmel,clk-output-range = <0 66000000>;
+ atmel,clk-output-range = <0 83000000>;
};

usart3_clk: usart3_clk {
#clock-cells = <0>;
reg = <15>;
- atmel,clk-output-range = <0 66000000>;
+ atmel,clk-output-range = <0 83000000>;
};

uart0_clk: uart0_clk {
#clock-cells = <0>;
reg = <16>;
- atmel,clk-output-range = <0 66000000>;
+ atmel,clk-output-range = <0 83000000>;
};

twi0_clk: twi0_clk {
reg = <18>;
#clock-cells = <0>;
- atmel,clk-output-range = <0 16625000>;
+ atmel,clk-output-range = <0 41500000>;
};

twi1_clk: twi1_clk {
#clock-cells = <0>;
reg = <19>;
- atmel,clk-output-range = <0 16625000>;
+ atmel,clk-output-range = <0 41500000>;
};

twi2_clk: twi2_clk {
#clock-cells = <0>;
reg = <20>;
- atmel,clk-output-range = <0 16625000>;
+ atmel,clk-output-range = <0 41500000>;
};

mci0_clk: mci0_clk {
@@ -1245,19 +1245,19 @@
spi0_clk: spi0_clk {
#clock-cells = <0>;
reg = <24>;
- atmel,clk-output-range = <0 133000000>;
+ atmel,clk-output-range = <0 166000000>;
};

spi1_clk: spi1_clk {
#clock-cells = <0>;
reg = <25>;
- atmel,clk-output-range = <0 133000000>;
+ atmel,clk-output-range = <0 166000000>;
};

tcb0_clk: tcb0_clk {
#clock-cells = <0>;
reg = <26>;
- atmel,clk-output-range = <0 133000000>;
+ atmel,clk-output-range = <0 166000000>;
};

pwm_clk: pwm_clk {
@@ -1268,7 +1268,7 @@
adc_clk: adc_clk {
#clock-cells = <0>;
reg = <29>;
- atmel,clk-output-range = <0 66000000>;
+ atmel,clk-output-range = <0 83000000>;
};

dma0_clk: dma0_clk {
@@ -1299,13 +1299,13 @@
ssc0_clk: ssc0_clk {
#clock-cells = <0>;
reg = <38>;
- atmel,clk-output-range = <0 66000000>;
+ atmel,clk-output-range = <0 83000000>;
};

ssc1_clk: ssc1_clk {
#clock-cells = <0>;
reg = <39>;
- atmel,clk-output-range = <0 66000000>;
+ atmel,clk-output-range = <0 83000000>;
};

sha_clk: sha_clk {
diff --git a/arch/arm/boot/dts/sama5d3_can.dtsi b/arch/arm/boot/dts/sama5d3_can.dtsi
index c5a3772741bf..0fac79f75c06 100644
--- a/arch/arm/boot/dts/sama5d3_can.dtsi
+++ b/arch/arm/boot/dts/sama5d3_can.dtsi
@@ -37,13 +37,13 @@
can0_clk: can0_clk {
#clock-cells = <0>;
reg = <40>;
- atmel,clk-output-range = <0 66000000>;
+ atmel,clk-output-range = <0 83000000>;
};

can1_clk: can1_clk {
#clock-cells = <0>;
reg = <41>;
- atmel,clk-output-range = <0 66000000>;
+ atmel,clk-output-range = <0 83000000>;
};
};
};
diff --git a/arch/arm/boot/dts/sama5d3_tcb1.dtsi b/arch/arm/boot/dts/sama5d3_tcb1.dtsi
index cb30bdb1a9ca..7a68d355ff72 100644
--- a/arch/arm/boot/dts/sama5d3_tcb1.dtsi
+++ b/arch/arm/boot/dts/sama5d3_tcb1.dtsi
@@ -23,6 +23,7 @@
tcb1_clk: tcb1_clk {
#clock-cells = <0>;
reg = <27>;
+ atmel,clk-output-range = <0 166000000>;
};
};
};
diff --git a/arch/arm/boot/dts/sama5d3_uart.dtsi b/arch/arm/boot/dts/sama5d3_uart.dtsi
index f599f8a5f664..f6d301c16cb1 100644
--- a/arch/arm/boot/dts/sama5d3_uart.dtsi
+++ b/arch/arm/boot/dts/sama5d3_uart.dtsi
@@ -42,13 +42,13 @@
uart0_clk: uart0_clk {
#clock-cells = <0>;
reg = <16>;
- atmel,clk-output-range = <0 66000000>;
+ atmel,clk-output-range = <0 83000000>;
};

uart1_clk: uart1_clk {
#clock-cells = <0>;
reg = <17>;
- atmel,clk-output-range = <0 66000000>;
+ atmel,clk-output-range = <0 83000000>;
};
};
};
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index e1d330a26921..ade055556a7b 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -357,7 +357,7 @@ static inline void poison_init_mem(void *s, size_t count)
*p++ = 0xe7fddef0;
}

-static inline void
+static inline void __init
free_memmap(unsigned long start_pfn, unsigned long end_pfn)
{
struct page *start_pg, *end_pg;
diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
index 220ebfa0ece6..1375307fbe4d 100644
--- a/arch/arm64/kernel/cpufeature.c
+++ b/arch/arm64/kernel/cpufeature.c
@@ -1241,7 +1241,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = {
{
/* FP/SIMD is not implemented */
.capability = ARM64_HAS_NO_FPSIMD,
- .type = ARM64_CPUCAP_SYSTEM_FEATURE,
+ .type = ARM64_CPUCAP_BOOT_RESTRICTED_CPU_LOCAL_FEATURE,
.min_field_value = 0,
.matches = has_no_fpsimd,
},
diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c
index 0211c3c7533b..38aab5b34cc4 100644
--- a/arch/arm64/kernel/ptrace.c
+++ b/arch/arm64/kernel/ptrace.c
@@ -627,6 +627,13 @@ static int gpr_set(struct task_struct *target, const struct user_regset *regset,
return 0;
}

+static int fpr_active(struct task_struct *target, const struct user_regset *regset)
+{
+ if (!system_supports_fpsimd())
+ return -ENODEV;
+ return regset->n;
+}
+
/*
* TODO: update fp accessors for lazy context switching (sync/flush hwstate)
*/
@@ -649,6 +656,9 @@ static int fpr_get(struct task_struct *target, const struct user_regset *regset,
unsigned int pos, unsigned int count,
void *kbuf, void __user *ubuf)
{
+ if (!system_supports_fpsimd())
+ return -EINVAL;
+
if (target == current)
fpsimd_preserve_current_state();

@@ -688,6 +698,9 @@ static int fpr_set(struct task_struct *target, const struct user_regset *regset,
{
int ret;

+ if (!system_supports_fpsimd())
+ return -EINVAL;
+
ret = __fpr_set(target, regset, pos, count, kbuf, ubuf, 0);
if (ret)
return ret;
@@ -990,6 +1003,7 @@ static const struct user_regset aarch64_regsets[] = {
*/
.size = sizeof(u32),
.align = sizeof(u32),
+ .active = fpr_active,
.get = fpr_get,
.set = fpr_set
},
@@ -1176,6 +1190,9 @@ static int compat_vfp_get(struct task_struct *target,
compat_ulong_t fpscr;
int ret, vregs_end_pos;

+ if (!system_supports_fpsimd())
+ return -EINVAL;
+
uregs = &target->thread.uw.fpsimd_state;

if (target == current)
@@ -1209,6 +1226,9 @@ static int compat_vfp_set(struct task_struct *target,
compat_ulong_t fpscr;
int ret, vregs_end_pos;

+ if (!system_supports_fpsimd())
+ return -EINVAL;
+
uregs = &target->thread.uw.fpsimd_state;

vregs_end_pos = VFP_STATE_SIZE - sizeof(compat_ulong_t);
@@ -1266,6 +1286,7 @@ static const struct user_regset aarch32_regsets[] = {
.n = VFP_STATE_SIZE / sizeof(compat_ulong_t),
.size = sizeof(compat_ulong_t),
.align = sizeof(compat_ulong_t),
+ .active = fpr_active,
.get = compat_vfp_get,
.set = compat_vfp_set
},
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index 06f02960b439..b1a08cb760e0 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -167,10 +167,10 @@ static unsigned long tce_get_pseries(struct iommu_table *tbl, long index)
return be64_to_cpu(*tcep);
}

-static void tce_free_pSeriesLP(struct iommu_table*, long, long);
+static void tce_free_pSeriesLP(unsigned long liobn, long, long);
static void tce_freemulti_pSeriesLP(struct iommu_table*, long, long);

-static int tce_build_pSeriesLP(struct iommu_table *tbl, long tcenum,
+static int tce_build_pSeriesLP(unsigned long liobn, long tcenum, long tceshift,
long npages, unsigned long uaddr,
enum dma_data_direction direction,
unsigned long attrs)
@@ -181,25 +181,25 @@ static int tce_build_pSeriesLP(struct iommu_table *tbl, long tcenum,
int ret = 0;
long tcenum_start = tcenum, npages_start = npages;

- rpn = __pa(uaddr) >> TCE_SHIFT;
+ rpn = __pa(uaddr) >> tceshift;
proto_tce = TCE_PCI_READ;
if (direction != DMA_TO_DEVICE)
proto_tce |= TCE_PCI_WRITE;

while (npages--) {
- tce = proto_tce | (rpn & TCE_RPN_MASK) << TCE_RPN_SHIFT;
- rc = plpar_tce_put((u64)tbl->it_index, (u64)tcenum << 12, tce);
+ tce = proto_tce | (rpn & TCE_RPN_MASK) << tceshift;
+ rc = plpar_tce_put((u64)liobn, (u64)tcenum << tceshift, tce);

if (unlikely(rc == H_NOT_ENOUGH_RESOURCES)) {
ret = (int)rc;
- tce_free_pSeriesLP(tbl, tcenum_start,
+ tce_free_pSeriesLP(liobn, tcenum_start,
(npages_start - (npages + 1)));
break;
}

if (rc && printk_ratelimit()) {
printk("tce_build_pSeriesLP: plpar_tce_put failed. rc=%lld\n", rc);
- printk("\tindex = 0x%llx\n", (u64)tbl->it_index);
+ printk("\tindex = 0x%llx\n", (u64)liobn);
printk("\ttcenum = 0x%llx\n", (u64)tcenum);
printk("\ttce val = 0x%llx\n", tce );
dump_stack();
@@ -228,7 +228,8 @@ static int tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum,
unsigned long flags;

if ((npages == 1) || !firmware_has_feature(FW_FEATURE_MULTITCE)) {
- return tce_build_pSeriesLP(tbl, tcenum, npages, uaddr,
+ return tce_build_pSeriesLP(tbl->it_index, tcenum,
+ tbl->it_page_shift, npages, uaddr,
direction, attrs);
}

@@ -244,8 +245,9 @@ static int tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum,
/* If allocation fails, fall back to the loop implementation */
if (!tcep) {
local_irq_restore(flags);
- return tce_build_pSeriesLP(tbl, tcenum, npages, uaddr,
- direction, attrs);
+ return tce_build_pSeriesLP(tbl->it_index, tcenum,
+ tbl->it_page_shift,
+ npages, uaddr, direction, attrs);
}
__this_cpu_write(tce_page, tcep);
}
@@ -296,16 +298,16 @@ static int tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum,
return ret;
}

-static void tce_free_pSeriesLP(struct iommu_table *tbl, long tcenum, long npages)
+static void tce_free_pSeriesLP(unsigned long liobn, long tcenum, long npages)
{
u64 rc;

while (npages--) {
- rc = plpar_tce_put((u64)tbl->it_index, (u64)tcenum << 12, 0);
+ rc = plpar_tce_put((u64)liobn, (u64)tcenum << 12, 0);

if (rc && printk_ratelimit()) {
printk("tce_free_pSeriesLP: plpar_tce_put failed. rc=%lld\n", rc);
- printk("\tindex = 0x%llx\n", (u64)tbl->it_index);
+ printk("\tindex = 0x%llx\n", (u64)liobn);
printk("\ttcenum = 0x%llx\n", (u64)tcenum);
dump_stack();
}
@@ -320,7 +322,7 @@ static void tce_freemulti_pSeriesLP(struct iommu_table *tbl, long tcenum, long n
u64 rc;

if (!firmware_has_feature(FW_FEATURE_MULTITCE))
- return tce_free_pSeriesLP(tbl, tcenum, npages);
+ return tce_free_pSeriesLP(tbl->it_index, tcenum, npages);

rc = plpar_tce_stuff((u64)tbl->it_index, (u64)tcenum << 12, 0, npages);

@@ -435,6 +437,19 @@ static int tce_setrange_multi_pSeriesLP(unsigned long start_pfn,
u64 rc = 0;
long l, limit;

+ if (!firmware_has_feature(FW_FEATURE_MULTITCE)) {
+ unsigned long tceshift = be32_to_cpu(maprange->tce_shift);
+ unsigned long dmastart = (start_pfn << PAGE_SHIFT) +
+ be64_to_cpu(maprange->dma_base);
+ unsigned long tcenum = dmastart >> tceshift;
+ unsigned long npages = num_pfn << PAGE_SHIFT >> tceshift;
+ void *uaddr = __va(start_pfn << PAGE_SHIFT);
+
+ return tce_build_pSeriesLP(be32_to_cpu(maprange->liobn),
+ tcenum, tceshift, npages, (unsigned long) uaddr,
+ DMA_BIDIRECTIONAL, 0);
+ }
+
local_irq_disable(); /* to protect tcep and the page behind it */
tcep = __this_cpu_read(tce_page);

diff --git a/arch/powerpc/platforms/pseries/vio.c b/arch/powerpc/platforms/pseries/vio.c
index 49e04ec19238..0e7778be4c49 100644
--- a/arch/powerpc/platforms/pseries/vio.c
+++ b/arch/powerpc/platforms/pseries/vio.c
@@ -1195,6 +1195,8 @@ static struct iommu_table *vio_build_iommu_table(struct vio_dev *dev)
if (tbl == NULL)
return NULL;

+ kref_init(&tbl->it_kref);
+
of_parse_dma_window(dev->dev.of_node, dma_window,
&tbl->it_index, &offset, &size);

diff --git a/arch/x86/entry/calling.h b/arch/x86/entry/calling.h
index 578b5455334f..31fbb4a7d9f6 100644
--- a/arch/x86/entry/calling.h
+++ b/arch/x86/entry/calling.h
@@ -172,21 +172,6 @@ For 32-bit we have the following conventions - kernel is built with
.endif
.endm

-/*
- * This is a sneaky trick to help the unwinder find pt_regs on the stack. The
- * frame pointer is replaced with an encoded pointer to pt_regs. The encoding
- * is just setting the LSB, which makes it an invalid stack address and is also
- * a signal to the unwinder that it's a pt_regs pointer in disguise.
- *
- * NOTE: This macro must be used *after* PUSH_AND_CLEAR_REGS because it corrupts
- * the original rbp.
- */
-.macro ENCODE_FRAME_POINTER ptregs_offset=0
-#ifdef CONFIG_FRAME_POINTER
- leaq 1+\ptregs_offset(%rsp), %rbp
-#endif
-.endm
-
#ifdef CONFIG_PAGE_TABLE_ISOLATION

/*
diff --git a/arch/x86/entry/entry_32.S b/arch/x86/entry/entry_32.S
index 8059d4fd915c..d07432062ee6 100644
--- a/arch/x86/entry/entry_32.S
+++ b/arch/x86/entry/entry_32.S
@@ -245,22 +245,6 @@
.Lend_\@:
.endm

-/*
- * This is a sneaky trick to help the unwinder find pt_regs on the stack. The
- * frame pointer is replaced with an encoded pointer to pt_regs. The encoding
- * is just clearing the MSB, which makes it an invalid stack address and is also
- * a signal to the unwinder that it's a pt_regs pointer in disguise.
- *
- * NOTE: This macro must be used *after* SAVE_ALL because it corrupts the
- * original rbp.
- */
-.macro ENCODE_FRAME_POINTER
-#ifdef CONFIG_FRAME_POINTER
- mov %esp, %ebp
- andl $0x7fffffff, %ebp
-#endif
-.endm
-
.macro RESTORE_INT_REGS
popl %ebx
popl %ecx
diff --git a/arch/x86/include/asm/frame.h b/arch/x86/include/asm/frame.h
index 5cbce6fbb534..296b346184b2 100644
--- a/arch/x86/include/asm/frame.h
+++ b/arch/x86/include/asm/frame.h
@@ -22,6 +22,35 @@
pop %_ASM_BP
.endm

+#ifdef CONFIG_X86_64
+/*
+ * This is a sneaky trick to help the unwinder find pt_regs on the stack. The
+ * frame pointer is replaced with an encoded pointer to pt_regs. The encoding
+ * is just setting the LSB, which makes it an invalid stack address and is also
+ * a signal to the unwinder that it's a pt_regs pointer in disguise.
+ *
+ * NOTE: This macro must be used *after* PUSH_AND_CLEAR_REGS because it corrupts
+ * the original rbp.
+ */
+.macro ENCODE_FRAME_POINTER ptregs_offset=0
+ leaq 1+\ptregs_offset(%rsp), %rbp
+.endm
+#else /* !CONFIG_X86_64 */
+/*
+ * This is a sneaky trick to help the unwinder find pt_regs on the stack. The
+ * frame pointer is replaced with an encoded pointer to pt_regs. The encoding
+ * is just clearing the MSB, which makes it an invalid stack address and is also
+ * a signal to the unwinder that it's a pt_regs pointer in disguise.
+ *
+ * NOTE: This macro must be used *after* SAVE_ALL because it corrupts the
+ * original ebp.
+ */
+.macro ENCODE_FRAME_POINTER
+ mov %esp, %ebp
+ andl $0x7fffffff, %ebp
+.endm
+#endif /* CONFIG_X86_64 */
+
#else /* !__ASSEMBLY__ */

#define FRAME_BEGIN \
@@ -30,12 +59,32 @@

#define FRAME_END "pop %" _ASM_BP "\n"

+#ifdef CONFIG_X86_64
+#define ENCODE_FRAME_POINTER \
+ "lea 1(%rsp), %rbp\n\t"
+#else /* !CONFIG_X86_64 */
+#define ENCODE_FRAME_POINTER \
+ "movl %esp, %ebp\n\t" \
+ "andl $0x7fffffff, %ebp\n\t"
+#endif /* CONFIG_X86_64 */
+
#endif /* __ASSEMBLY__ */

#define FRAME_OFFSET __ASM_SEL(4, 8)

#else /* !CONFIG_FRAME_POINTER */

+#ifdef __ASSEMBLY__
+
+.macro ENCODE_FRAME_POINTER ptregs_offset=0
+.endm
+
+#else /* !__ASSEMBLY */
+
+#define ENCODE_FRAME_POINTER
+
+#endif
+
#define FRAME_BEGIN
#define FRAME_END
#define FRAME_OFFSET 0
diff --git a/arch/x86/kernel/ftrace_32.S b/arch/x86/kernel/ftrace_32.S
index 4c8440de3355..83f18e829ac7 100644
--- a/arch/x86/kernel/ftrace_32.S
+++ b/arch/x86/kernel/ftrace_32.S
@@ -9,6 +9,7 @@
#include <asm/export.h>
#include <asm/ftrace.h>
#include <asm/nospec-branch.h>
+#include <asm/frame.h>

#ifdef CC_USING_FENTRY
# define function_hook __fentry__
@@ -131,6 +132,8 @@ ENTRY(ftrace_regs_caller)
pushl %ecx
pushl %ebx

+ ENCODE_FRAME_POINTER
+
movl 12*4(%esp), %eax /* Load ip (1st parameter) */
subl $MCOUNT_INSN_SIZE, %eax /* Adjust ip */
#ifdef CC_USING_FENTRY
diff --git a/arch/x86/kernel/ftrace_64.S b/arch/x86/kernel/ftrace_64.S
index 75f2b36b41a6..24b9abf718e8 100644
--- a/arch/x86/kernel/ftrace_64.S
+++ b/arch/x86/kernel/ftrace_64.S
@@ -9,6 +9,7 @@
#include <asm/export.h>
#include <asm/nospec-branch.h>
#include <asm/unwind_hints.h>
+#include <asm/frame.h>

.code64
.section .entry.text, "ax"
@@ -222,6 +223,8 @@ GLOBAL(ftrace_regs_caller_op_ptr)
leaq MCOUNT_REG_SIZE+8*2(%rsp), %rcx
movq %rcx, RSP(%rsp)

+ ENCODE_FRAME_POINTER
+
/* regs go into 4th parameter */
leaq (%rsp), %rcx

diff --git a/drivers/crypto/atmel-sha.c b/drivers/crypto/atmel-sha.c
index ef125d4be8fc..cb548a0506c5 100644
--- a/drivers/crypto/atmel-sha.c
+++ b/drivers/crypto/atmel-sha.c
@@ -1921,12 +1921,7 @@ static int atmel_sha_hmac_setkey(struct crypto_ahash *tfm, const u8 *key,
{
struct atmel_sha_hmac_ctx *hmac = crypto_ahash_ctx(tfm);

- if (atmel_sha_hmac_key_set(&hmac->hkey, key, keylen)) {
- crypto_ahash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
- }
-
- return 0;
+ return atmel_sha_hmac_key_set(&hmac->hkey, key, keylen);
}

static int atmel_sha_hmac_init(struct ahash_request *req)
diff --git a/drivers/crypto/axis/artpec6_crypto.c b/drivers/crypto/axis/artpec6_crypto.c
index fdcdc751d03b..3caf57ebdbff 100644
--- a/drivers/crypto/axis/artpec6_crypto.c
+++ b/drivers/crypto/axis/artpec6_crypto.c
@@ -1256,7 +1256,7 @@ static int artpec6_crypto_aead_set_key(struct crypto_aead *tfm, const u8 *key,

if (len != 16 && len != 24 && len != 32) {
crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -1;
+ return -EINVAL;
}

ctx->key_length = len;
diff --git a/drivers/gpio/gpio-zynq.c b/drivers/gpio/gpio-zynq.c
index a9238fb15013..5dec96155814 100644
--- a/drivers/gpio/gpio-zynq.c
+++ b/drivers/gpio/gpio-zynq.c
@@ -357,6 +357,28 @@ static int zynq_gpio_dir_out(struct gpio_chip *chip, unsigned int pin,
return 0;
}

+/**
+ * zynq_gpio_get_direction - Read the direction of the specified GPIO pin
+ * @chip: gpio_chip instance to be worked on
+ * @pin: gpio pin number within the device
+ *
+ * This function returns the direction of the specified GPIO.
+ *
+ * Return: 0 for output, 1 for input
+ */
+static int zynq_gpio_get_direction(struct gpio_chip *chip, unsigned int pin)
+{
+ u32 reg;
+ unsigned int bank_num, bank_pin_num;
+ struct zynq_gpio *gpio = gpiochip_get_data(chip);
+
+ zynq_gpio_get_bank_pin(pin, &bank_num, &bank_pin_num, gpio);
+
+ reg = readl_relaxed(gpio->base_addr + ZYNQ_GPIO_DIRM_OFFSET(bank_num));
+
+ return !(reg & BIT(bank_pin_num));
+}
+
/**
* zynq_gpio_irq_mask - Disable the interrupts for a gpio pin
* @irq_data: per irq and chip data passed down to chip functions
@@ -829,6 +851,7 @@ static int zynq_gpio_probe(struct platform_device *pdev)
chip->free = zynq_gpio_free;
chip->direction_input = zynq_gpio_dir_in;
chip->direction_output = zynq_gpio_dir_out;
+ chip->get_direction = zynq_gpio_get_direction;
chip->base = of_alias_get_id(pdev->dev.of_node, "gpio");
chip->ngpio = gpio->p_data->ngpio;

diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c
index 9e5f70e7122a..6e96a2fb97dc 100644
--- a/drivers/infiniband/core/addr.c
+++ b/drivers/infiniband/core/addr.c
@@ -136,7 +136,7 @@ int ib_nl_handle_ip_res_resp(struct sk_buff *skb,
if (ib_nl_is_good_ip_resp(nlh))
ib_nl_process_good_ip_rsep(nlh);

- return skb->len;
+ return 0;
}

static int ib_nl_ip_send_msg(struct rdma_dev_addr *dev_addr,
diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c
index 8be082edf986..9881e6fa9fe4 100644
--- a/drivers/infiniband/core/sa_query.c
+++ b/drivers/infiniband/core/sa_query.c
@@ -1078,7 +1078,7 @@ int ib_nl_handle_set_timeout(struct sk_buff *skb,
}

settimeout_out:
- return skb->len;
+ return 0;
}

static inline int ib_nl_is_good_resolve_resp(const struct nlmsghdr *nlh)
@@ -1149,7 +1149,7 @@ int ib_nl_handle_resolve_resp(struct sk_buff *skb,
}

resp_out:
- return skb->len;
+ return 0;
}

static void free_sm_ah(struct kref *kref)
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index 357de3b4fddd..5404717998b0 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -273,7 +273,6 @@ void ib_uverbs_release_file(struct kref *ref)
}

static ssize_t ib_uverbs_event_read(struct ib_uverbs_event_queue *ev_queue,
- struct ib_uverbs_file *uverbs_file,
struct file *filp, char __user *buf,
size_t count, loff_t *pos,
size_t eventsz)
@@ -291,19 +290,16 @@ static ssize_t ib_uverbs_event_read(struct ib_uverbs_event_queue *ev_queue,

if (wait_event_interruptible(ev_queue->poll_wait,
(!list_empty(&ev_queue->event_list) ||
- /* The barriers built into wait_event_interruptible()
- * and wake_up() guarentee this will see the null set
- * without using RCU
- */
- !uverbs_file->device->ib_dev)))
+ ev_queue->is_closed)))
return -ERESTARTSYS;

+ spin_lock_irq(&ev_queue->lock);
+
/* If device was disassociated and no event exists set an error */
- if (list_empty(&ev_queue->event_list) &&
- !uverbs_file->device->ib_dev)
+ if (list_empty(&ev_queue->event_list) && ev_queue->is_closed) {
+ spin_unlock_irq(&ev_queue->lock);
return -EIO;
-
- spin_lock_irq(&ev_queue->lock);
+ }
}

event = list_entry(ev_queue->event_list.next, struct ib_uverbs_event, list);
@@ -338,8 +334,7 @@ static ssize_t ib_uverbs_async_event_read(struct file *filp, char __user *buf,
{
struct ib_uverbs_async_event_file *file = filp->private_data;

- return ib_uverbs_event_read(&file->ev_queue, file->uverbs_file, filp,
- buf, count, pos,
+ return ib_uverbs_event_read(&file->ev_queue, filp, buf, count, pos,
sizeof(struct ib_uverbs_async_event_desc));
}

@@ -349,9 +344,8 @@ static ssize_t ib_uverbs_comp_event_read(struct file *filp, char __user *buf,
struct ib_uverbs_completion_event_file *comp_ev_file =
filp->private_data;

- return ib_uverbs_event_read(&comp_ev_file->ev_queue,
- comp_ev_file->uobj.ufile, filp,
- buf, count, pos,
+ return ib_uverbs_event_read(&comp_ev_file->ev_queue, filp, buf, count,
+ pos,
sizeof(struct ib_uverbs_comp_event_desc));
}

@@ -374,7 +368,9 @@ static __poll_t ib_uverbs_event_poll(struct ib_uverbs_event_queue *ev_queue,
static __poll_t ib_uverbs_async_event_poll(struct file *filp,
struct poll_table_struct *wait)
{
- return ib_uverbs_event_poll(filp->private_data, filp, wait);
+ struct ib_uverbs_async_event_file *file = filp->private_data;
+
+ return ib_uverbs_event_poll(&file->ev_queue, filp, wait);
}

static __poll_t ib_uverbs_comp_event_poll(struct file *filp,
@@ -388,9 +384,9 @@ static __poll_t ib_uverbs_comp_event_poll(struct file *filp,

static int ib_uverbs_async_event_fasync(int fd, struct file *filp, int on)
{
- struct ib_uverbs_event_queue *ev_queue = filp->private_data;
+ struct ib_uverbs_async_event_file *file = filp->private_data;

- return fasync_helper(fd, filp, on, &ev_queue->async_queue);
+ return fasync_helper(fd, filp, on, &file->ev_queue.async_queue);
}

static int ib_uverbs_comp_event_fasync(int fd, struct file *filp, int on)
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 9386bb57b3d7..a19d3ad14dc3 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -246,6 +246,13 @@ static int mlx4_ib_update_gids(struct gid_entry *gids,
return mlx4_ib_update_gids_v1(gids, ibdev, port_num);
}

+static void free_gid_entry(struct gid_entry *entry)
+{
+ memset(&entry->gid, 0, sizeof(entry->gid));
+ kfree(entry->ctx);
+ entry->ctx = NULL;
+}
+
static int mlx4_ib_add_gid(const struct ib_gid_attr *attr, void **context)
{
struct mlx4_ib_dev *ibdev = to_mdev(attr->device);
@@ -306,6 +313,8 @@ static int mlx4_ib_add_gid(const struct ib_gid_attr *attr, void **context)
GFP_ATOMIC);
if (!gids) {
ret = -ENOMEM;
+ *context = NULL;
+ free_gid_entry(&port_gid_table->gids[free]);
} else {
for (i = 0; i < MLX4_MAX_PORT_GIDS; i++) {
memcpy(&gids[i].gid, &port_gid_table->gids[i].gid, sizeof(union ib_gid));
@@ -317,6 +326,12 @@ static int mlx4_ib_add_gid(const struct ib_gid_attr *attr, void **context)

if (!ret && hw_update) {
ret = mlx4_ib_update_gids(gids, ibdev, attr->port_num);
+ if (ret) {
+ spin_lock_bh(&iboe->lock);
+ *context = NULL;
+ free_gid_entry(&port_gid_table->gids[free]);
+ spin_unlock_bh(&iboe->lock);
+ }
kfree(gids);
}

@@ -346,10 +361,7 @@ static int mlx4_ib_del_gid(const struct ib_gid_attr *attr, void **context)
if (!ctx->refcount) {
unsigned int real_index = ctx->real_index;

- memset(&port_gid_table->gids[real_index].gid, 0,
- sizeof(port_gid_table->gids[real_index].gid));
- kfree(port_gid_table->gids[real_index].ctx);
- port_gid_table->gids[real_index].ctx = NULL;
+ free_gid_entry(&port_gid_table->gids[real_index]);
hw_update = 1;
}
}
diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
index 2ab7100bcff1..eff1f3aa5ef4 100644
--- a/drivers/iommu/arm-smmu-v3.c
+++ b/drivers/iommu/arm-smmu-v3.c
@@ -810,6 +810,7 @@ static int arm_smmu_cmdq_build_cmd(u64 *cmd, struct arm_smmu_cmdq_ent *ent)
cmd[1] |= FIELD_PREP(CMDQ_CFGI_1_RANGE, 31);
break;
case CMDQ_OP_TLBI_NH_VA:
+ cmd[0] |= FIELD_PREP(CMDQ_TLBI_0_VMID, ent->tlbi.vmid);
cmd[0] |= FIELD_PREP(CMDQ_TLBI_0_ASID, ent->tlbi.asid);
cmd[1] |= FIELD_PREP(CMDQ_TLBI_1_LEAF, ent->tlbi.leaf);
cmd[1] |= ent->tlbi.addr & CMDQ_TLBI_1_VA_MASK;
diff --git a/drivers/media/i2c/adv748x/adv748x.h b/drivers/media/i2c/adv748x/adv748x.h
index 1cf46c401664..9cc5672e4148 100644
--- a/drivers/media/i2c/adv748x/adv748x.h
+++ b/drivers/media/i2c/adv748x/adv748x.h
@@ -361,10 +361,10 @@ int adv748x_write_block(struct adv748x_state *state, int client_page,

#define io_read(s, r) adv748x_read(s, ADV748X_PAGE_IO, r)
#define io_write(s, r, v) adv748x_write(s, ADV748X_PAGE_IO, r, v)
-#define io_clrset(s, r, m, v) io_write(s, r, (io_read(s, r) & ~m) | v)
+#define io_clrset(s, r, m, v) io_write(s, r, (io_read(s, r) & ~(m)) | (v))

#define hdmi_read(s, r) adv748x_read(s, ADV748X_PAGE_HDMI, r)
-#define hdmi_read16(s, r, m) (((hdmi_read(s, r) << 8) | hdmi_read(s, r+1)) & m)
+#define hdmi_read16(s, r, m) (((hdmi_read(s, r) << 8) | hdmi_read(s, (r)+1)) & (m))
#define hdmi_write(s, r, v) adv748x_write(s, ADV748X_PAGE_HDMI, r, v)

#define repeater_read(s, r) adv748x_read(s, ADV748X_PAGE_REPEATER, r)
@@ -372,11 +372,11 @@ int adv748x_write_block(struct adv748x_state *state, int client_page,

#define sdp_read(s, r) adv748x_read(s, ADV748X_PAGE_SDP, r)
#define sdp_write(s, r, v) adv748x_write(s, ADV748X_PAGE_SDP, r, v)
-#define sdp_clrset(s, r, m, v) sdp_write(s, r, (sdp_read(s, r) & ~m) | v)
+#define sdp_clrset(s, r, m, v) sdp_write(s, r, (sdp_read(s, r) & ~(m)) | (v))

#define cp_read(s, r) adv748x_read(s, ADV748X_PAGE_CP, r)
#define cp_write(s, r, v) adv748x_write(s, ADV748X_PAGE_CP, r, v)
-#define cp_clrset(s, r, m, v) cp_write(s, r, (cp_read(s, r) & ~m) | v)
+#define cp_clrset(s, r, m, v) cp_write(s, r, (cp_read(s, r) & ~(m)) | (v))

#define txa_read(s, r) adv748x_read(s, ADV748X_PAGE_TXA, r)
#define txb_read(s, r) adv748x_read(s, ADV748X_PAGE_TXB, r)
diff --git a/drivers/mtd/nand/onenand/onenand_base.c b/drivers/mtd/nand/onenand/onenand_base.c
index 4ca4b194e7d7..db3587d30691 100644
--- a/drivers/mtd/nand/onenand/onenand_base.c
+++ b/drivers/mtd/nand/onenand/onenand_base.c
@@ -1251,44 +1251,44 @@ static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from,

stats = mtd->ecc_stats;

- /* Read-while-load method */
+ /* Read-while-load method */

- /* Do first load to bufferRAM */
- if (read < len) {
- if (!onenand_check_bufferram(mtd, from)) {
+ /* Do first load to bufferRAM */
+ if (read < len) {
+ if (!onenand_check_bufferram(mtd, from)) {
this->command(mtd, ONENAND_CMD_READ, from, writesize);
- ret = this->wait(mtd, FL_READING);
- onenand_update_bufferram(mtd, from, !ret);
+ ret = this->wait(mtd, FL_READING);
+ onenand_update_bufferram(mtd, from, !ret);
if (mtd_is_eccerr(ret))
ret = 0;
- }
- }
+ }
+ }

thislen = min_t(int, writesize, len - read);
column = from & (writesize - 1);
if (column + thislen > writesize)
thislen = writesize - column;

- while (!ret) {
- /* If there is more to load then start next load */
- from += thislen;
- if (read + thislen < len) {
+ while (!ret) {
+ /* If there is more to load then start next load */
+ from += thislen;
+ if (read + thislen < len) {
this->command(mtd, ONENAND_CMD_READ, from, writesize);
- /*
- * Chip boundary handling in DDP
- * Now we issued chip 1 read and pointed chip 1
+ /*
+ * Chip boundary handling in DDP
+ * Now we issued chip 1 read and pointed chip 1
* bufferram so we have to point chip 0 bufferram.
- */
- if (ONENAND_IS_DDP(this) &&
- unlikely(from == (this->chipsize >> 1))) {
- this->write_word(ONENAND_DDP_CHIP0, this->base + ONENAND_REG_START_ADDRESS2);
- boundary = 1;
- } else
- boundary = 0;
- ONENAND_SET_PREV_BUFFERRAM(this);
- }
- /* While load is going, read from last bufferRAM */
- this->read_bufferram(mtd, ONENAND_DATARAM, buf, column, thislen);
+ */
+ if (ONENAND_IS_DDP(this) &&
+ unlikely(from == (this->chipsize >> 1))) {
+ this->write_word(ONENAND_DDP_CHIP0, this->base + ONENAND_REG_START_ADDRESS2);
+ boundary = 1;
+ } else
+ boundary = 0;
+ ONENAND_SET_PREV_BUFFERRAM(this);
+ }
+ /* While load is going, read from last bufferRAM */
+ this->read_bufferram(mtd, ONENAND_DATARAM, buf, column, thislen);

/* Read oob area if needed */
if (oobbuf) {
@@ -1304,24 +1304,24 @@ static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from,
oobcolumn = 0;
}

- /* See if we are done */
- read += thislen;
- if (read == len)
- break;
- /* Set up for next read from bufferRAM */
- if (unlikely(boundary))
- this->write_word(ONENAND_DDP_CHIP1, this->base + ONENAND_REG_START_ADDRESS2);
- ONENAND_SET_NEXT_BUFFERRAM(this);
- buf += thislen;
+ /* See if we are done */
+ read += thislen;
+ if (read == len)
+ break;
+ /* Set up for next read from bufferRAM */
+ if (unlikely(boundary))
+ this->write_word(ONENAND_DDP_CHIP1, this->base + ONENAND_REG_START_ADDRESS2);
+ ONENAND_SET_NEXT_BUFFERRAM(this);
+ buf += thislen;
thislen = min_t(int, writesize, len - read);
- column = 0;
- cond_resched();
- /* Now wait for load */
- ret = this->wait(mtd, FL_READING);
- onenand_update_bufferram(mtd, from, !ret);
+ column = 0;
+ cond_resched();
+ /* Now wait for load */
+ ret = this->wait(mtd, FL_READING);
+ onenand_update_bufferram(mtd, from, !ret);
if (mtd_is_eccerr(ret))
ret = 0;
- }
+ }

/*
* Return success, if no ECC failures, else -EBADMSG
diff --git a/drivers/mtd/parsers/sharpslpart.c b/drivers/mtd/parsers/sharpslpart.c
index e5ea6127ab5a..671a61845bd5 100644
--- a/drivers/mtd/parsers/sharpslpart.c
+++ b/drivers/mtd/parsers/sharpslpart.c
@@ -165,10 +165,10 @@ static int sharpsl_nand_get_logical_num(u8 *oob)

static int sharpsl_nand_init_ftl(struct mtd_info *mtd, struct sharpsl_ftl *ftl)
{
- unsigned int block_num, log_num, phymax;
+ unsigned int block_num, phymax;
+ int i, ret, log_num;
loff_t block_adr;
u8 *oob;
- int i, ret;

oob = kzalloc(mtd->oobsize, GFP_KERNEL);
if (!oob)
diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
index 2a503aacf0c6..caece8339a50 100644
--- a/drivers/net/wireless/ath/ath10k/pci.c
+++ b/drivers/net/wireless/ath/ath10k/pci.c
@@ -1613,11 +1613,22 @@ static int ath10k_pci_dump_memory_reg(struct ath10k *ar,
{
struct ath10k_pci *ar_pci = ath10k_pci_priv(ar);
u32 i;
+ int ret;
+
+ mutex_lock(&ar->conf_mutex);
+ if (ar->state != ATH10K_STATE_ON) {
+ ath10k_warn(ar, "Skipping pci_dump_memory_reg invalid state\n");
+ ret = -EIO;
+ goto done;
+ }

for (i = 0; i < region->len; i += 4)
*(u32 *)(buf + i) = ioread32(ar_pci->mem + region->start + i);

- return region->len;
+ ret = region->len;
+done:
+ mutex_unlock(&ar->conf_mutex);
+ return ret;
}

/* if an error happened returns < 0, otherwise the length */
@@ -1713,7 +1724,11 @@ static void ath10k_pci_dump_memory(struct ath10k *ar,
count = ath10k_pci_dump_memory_sram(ar, current_region, buf);
break;
case ATH10K_MEM_REGION_TYPE_IOREG:
- count = ath10k_pci_dump_memory_reg(ar, current_region, buf);
+ ret = ath10k_pci_dump_memory_reg(ar, current_region, buf);
+ if (ret < 0)
+ break;
+
+ count = ret;
break;
default:
ret = ath10k_pci_dump_memory_generic(ar, current_region, buf);
diff --git a/drivers/net/wireless/marvell/libertas/cfg.c b/drivers/net/wireless/marvell/libertas/cfg.c
index c9401c121a14..4e3de684928b 100644
--- a/drivers/net/wireless/marvell/libertas/cfg.c
+++ b/drivers/net/wireless/marvell/libertas/cfg.c
@@ -1785,6 +1785,8 @@ static int lbs_ibss_join_existing(struct lbs_private *priv,
rates_max = rates_eid[1];
if (rates_max > MAX_RATES) {
lbs_deb_join("invalid rates");
+ rcu_read_unlock();
+ ret = -EINVAL;
goto out;
}
rates = cmd.bss.rates;
diff --git a/drivers/net/wireless/marvell/mwifiex/scan.c b/drivers/net/wireless/marvell/mwifiex/scan.c
index dd02bbd9544e..85d6d5f3dce5 100644
--- a/drivers/net/wireless/marvell/mwifiex/scan.c
+++ b/drivers/net/wireless/marvell/mwifiex/scan.c
@@ -2894,6 +2894,13 @@ mwifiex_cmd_append_vsie_tlv(struct mwifiex_private *priv,
vs_param_set->header.len =
cpu_to_le16((((u16) priv->vs_ie[id].ie[1])
& 0x00FF) + 2);
+ if (le16_to_cpu(vs_param_set->header.len) >
+ MWIFIEX_MAX_VSIE_LEN) {
+ mwifiex_dbg(priv->adapter, ERROR,
+ "Invalid param length!\n");
+ break;
+ }
+
memcpy(vs_param_set->ie, priv->vs_ie[id].ie,
le16_to_cpu(vs_param_set->header.len));
*buffer += le16_to_cpu(vs_param_set->header.len) +
diff --git a/drivers/net/wireless/marvell/mwifiex/wmm.c b/drivers/net/wireless/marvell/mwifiex/wmm.c
index 64916ba15df5..429ea2752e6a 100644
--- a/drivers/net/wireless/marvell/mwifiex/wmm.c
+++ b/drivers/net/wireless/marvell/mwifiex/wmm.c
@@ -977,6 +977,10 @@ int mwifiex_ret_wmm_get_status(struct mwifiex_private *priv,
"WMM Parameter Set Count: %d\n",
wmm_param_ie->qos_info_bitmap & mask);

+ if (wmm_param_ie->vend_hdr.len + 2 >
+ sizeof(struct ieee_types_wmm_parameter))
+ break;
+
memcpy((u8 *) &priv->curr_bss_params.bss_descriptor.
wmm_ie, wmm_param_ie,
wmm_param_ie->vend_hdr.len + 2);
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
index c5f3cd4ed766..c3b0b10f95cb 100644
--- a/drivers/pci/iov.c
+++ b/drivers/pci/iov.c
@@ -188,10 +188,10 @@ int pci_iov_add_virtfn(struct pci_dev *dev, int id)
sprintf(buf, "virtfn%u", id);
rc = sysfs_create_link(&dev->dev.kobj, &virtfn->dev.kobj, buf);
if (rc)
- goto failed2;
+ goto failed1;
rc = sysfs_create_link(&virtfn->dev.kobj, &dev->dev.kobj, "physfn");
if (rc)
- goto failed3;
+ goto failed2;

kobject_uevent(&virtfn->dev.kobj, KOBJ_CHANGE);

@@ -199,11 +199,10 @@ int pci_iov_add_virtfn(struct pci_dev *dev, int id)

return 0;

-failed3:
- sysfs_remove_link(&dev->dev.kobj, buf);
failed2:
- pci_stop_and_remove_bus_device(virtfn);
+ sysfs_remove_link(&dev->dev.kobj, buf);
failed1:
+ pci_stop_and_remove_bus_device(virtfn);
pci_dev_put(dev);
failed0:
virtfn_remove_bus(dev->bus, bus);
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 79b1824e83b4..8e5b00a420a5 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -1820,12 +1820,18 @@ void pci_assign_unassigned_root_bus_resources(struct pci_bus *bus)
/* restore size and flags */
list_for_each_entry(fail_res, &fail_head, list) {
struct resource *res = fail_res->res;
+ int idx;

res->start = fail_res->start;
res->end = fail_res->end;
res->flags = fail_res->flags;
- if (fail_res->dev->subordinate)
- res->flags = 0;
+
+ if (pci_is_bridge(fail_res->dev)) {
+ idx = res - &fail_res->dev->resource[0];
+ if (idx >= PCI_BRIDGE_RESOURCES &&
+ idx <= PCI_BRIDGE_RESOURCE_END)
+ res->flags = 0;
+ }
}
free_list(&fail_head);

@@ -2066,12 +2072,18 @@ void pci_assign_unassigned_bridge_resources(struct pci_dev *bridge)
/* restore size and flags */
list_for_each_entry(fail_res, &fail_head, list) {
struct resource *res = fail_res->res;
+ int idx;

res->start = fail_res->start;
res->end = fail_res->end;
res->flags = fail_res->flags;
- if (fail_res->dev->subordinate)
- res->flags = 0;
+
+ if (pci_is_bridge(fail_res->dev)) {
+ idx = res - &fail_res->dev->resource[0];
+ if (idx >= PCI_BRIDGE_RESOURCES &&
+ idx <= PCI_BRIDGE_RESOURCE_END)
+ res->flags = 0;
+ }
}
free_list(&fail_head);

diff --git a/drivers/pci/switch/switchtec.c b/drivers/pci/switch/switchtec.c
index ceb7ab3ba3d0..43431816412c 100644
--- a/drivers/pci/switch/switchtec.c
+++ b/drivers/pci/switch/switchtec.c
@@ -1186,7 +1186,7 @@ static int switchtec_init_isr(struct switchtec_dev *stdev)
if (nvecs < 0)
return nvecs;

- event_irq = ioread32(&stdev->mmio_part_cfg->vep_vector_number);
+ event_irq = ioread16(&stdev->mmio_part_cfg->vep_vector_number);
if (event_irq < 0 || event_irq >= nvecs)
return -EFAULT;

diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7778.c b/drivers/pinctrl/sh-pfc/pfc-r8a7778.c
index 00d61d175249..c60fce1225b0 100644
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7778.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7778.c
@@ -2325,7 +2325,7 @@ static const struct pinmux_cfg_reg pinmux_config_regs[] = {
FN_ATAG0_A, 0, FN_REMOCON_B, 0,
/* IP0_11_8 [4] */
FN_SD1_DAT2_A, FN_MMC_D2, 0, FN_BS,
- FN_ATADIR0_A, 0, FN_SDSELF_B, 0,
+ FN_ATADIR0_A, 0, FN_SDSELF_A, 0,
FN_PWM4_B, 0, 0, 0,
0, 0, 0, 0,
/* IP0_7_5 [3] */
@@ -2367,7 +2367,7 @@ static const struct pinmux_cfg_reg pinmux_config_regs[] = {
FN_TS_SDAT0_A, 0, 0, 0,
0, 0, 0, 0,
/* IP1_10_8 [3] */
- FN_SD1_CLK_B, FN_MMC_D6, 0, FN_A24,
+ FN_SD1_CD_A, FN_MMC_D6, 0, FN_A24,
FN_DREQ1_A, 0, FN_HRX0_B, FN_TS_SPSYNC0_A,
/* IP1_7_5 [3] */
FN_A23, FN_HTX0_B, FN_TX2_B, FN_DACK2_A,
diff --git a/drivers/platform/x86/intel_mid_powerbtn.c b/drivers/platform/x86/intel_mid_powerbtn.c
index 5ad44204a9c3..10dbd6cac48a 100644
--- a/drivers/platform/x86/intel_mid_powerbtn.c
+++ b/drivers/platform/x86/intel_mid_powerbtn.c
@@ -158,9 +158,10 @@ static int mid_pb_probe(struct platform_device *pdev)

input_set_capability(input, EV_KEY, KEY_POWER);

- ddata = (struct mid_pb_ddata *)id->driver_data;
+ ddata = devm_kmemdup(&pdev->dev, (void *)id->driver_data,
+ sizeof(*ddata), GFP_KERNEL);
if (!ddata)
- return -ENODATA;
+ return -ENOMEM;

ddata->dev = &pdev->dev;
ddata->irq = irq;
diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c
index a5a19ff10535..0fa94d9e8d44 100644
--- a/drivers/rtc/rtc-cmos.c
+++ b/drivers/rtc/rtc-cmos.c
@@ -854,7 +854,7 @@ cmos_do_probe(struct device *dev, struct resource *ports, int rtc_irq)
rtc_cmos_int_handler = cmos_interrupt;

retval = request_irq(rtc_irq, rtc_cmos_int_handler,
- IRQF_SHARED, dev_name(&cmos_rtc.rtc->dev),
+ 0, dev_name(&cmos_rtc.rtc->dev),
cmos_rtc.rtc);
if (retval < 0) {
dev_dbg(dev, "IRQ %d is already in use\n", rtc_irq);
diff --git a/drivers/rtc/rtc-hym8563.c b/drivers/rtc/rtc-hym8563.c
index e5ad527cb75e..a8c2d38b2411 100644
--- a/drivers/rtc/rtc-hym8563.c
+++ b/drivers/rtc/rtc-hym8563.c
@@ -105,7 +105,7 @@ static int hym8563_rtc_read_time(struct device *dev, struct rtc_time *tm)

if (!hym8563->valid) {
dev_warn(&client->dev, "no valid clock/calendar values available\n");
- return -EPERM;
+ return -EINVAL;
}

ret = i2c_smbus_read_i2c_block_data(client, HYM8563_SEC, 7, buf);
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 99469f9057ee..21f971447dd8 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -4177,7 +4177,8 @@ dcmd_timeout_ocr_possible(struct megasas_instance *instance) {
if (instance->adapter_type == MFI_SERIES)
return KILL_ADAPTER;
else if (instance->unload ||
- test_bit(MEGASAS_FUSION_IN_RESET, &instance->reset_flags))
+ test_bit(MEGASAS_FUSION_OCR_NOT_POSSIBLE,
+ &instance->reset_flags))
return IGNORE_TIMEOUT;
else
return INITIATE_OCR;
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index f45c54f02bfa..b094a4e55c32 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -4558,6 +4558,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int reason)
if (instance->requestorId && !instance->skip_heartbeat_timer_del)
del_timer_sync(&instance->sriov_heartbeat_timer);
set_bit(MEGASAS_FUSION_IN_RESET, &instance->reset_flags);
+ set_bit(MEGASAS_FUSION_OCR_NOT_POSSIBLE, &instance->reset_flags);
atomic_set(&instance->adprecovery, MEGASAS_ADPRESET_SM_POLLING);
instance->instancet->disable_intr(instance);
megasas_sync_irqs((unsigned long)instance);
@@ -4747,7 +4748,7 @@ int megasas_reset_fusion(struct Scsi_Host *shost, int reason)
atomic_set(&instance->adprecovery, MEGASAS_HBA_OPERATIONAL);
}
out:
- clear_bit(MEGASAS_FUSION_IN_RESET, &instance->reset_flags);
+ clear_bit(MEGASAS_FUSION_OCR_NOT_POSSIBLE, &instance->reset_flags);
mutex_unlock(&instance->reset_mutex);
return retval;
}
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.h b/drivers/scsi/megaraid/megaraid_sas_fusion.h
index 8e5ebee6517f..df7bbd0354e9 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.h
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.h
@@ -102,6 +102,7 @@ enum MR_RAID_FLAGS_IO_SUB_TYPE {

#define MEGASAS_FP_CMD_LEN 16
#define MEGASAS_FUSION_IN_RESET 0
+#define MEGASAS_FUSION_OCR_NOT_POSSIBLE 1
#define THRESHOLD_REPLY_COUNT 50
#define RAID_1_PEER_CMDS 2
#define JBOD_MAPS_COUNT 2
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index af01be59a721..f4fcaee41dc2 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -6685,7 +6685,8 @@ static int ufshcd_probe_hba(struct ufs_hba *hba)
ufshcd_init_icc_levels(hba);

/* Add required well known logical units to scsi mid layer */
- if (ufshcd_scsi_add_wlus(hba))
+ ret = ufshcd_scsi_add_wlus(hba);
+ if (ret)
goto out;

/* Initialize devfreq after UFS device is detected */
diff --git a/drivers/spi/spi-mem.c b/drivers/spi/spi-mem.c
index eb72dba71d83..62a7b80801d2 100644
--- a/drivers/spi/spi-mem.c
+++ b/drivers/spi/spi-mem.c
@@ -12,6 +12,8 @@

#include "internals.h"

+#define SPI_MEM_MAX_BUSWIDTH 4
+
/**
* spi_controller_dma_map_mem_op_data() - DMA-map the buffer attached to a
* memory operation
@@ -149,6 +151,44 @@ static bool spi_mem_default_supports_op(struct spi_mem *mem,
}
EXPORT_SYMBOL_GPL(spi_mem_default_supports_op);

+static bool spi_mem_buswidth_is_valid(u8 buswidth)
+{
+ if (hweight8(buswidth) > 1 || buswidth > SPI_MEM_MAX_BUSWIDTH)
+ return false;
+
+ return true;
+}
+
+static int spi_mem_check_op(const struct spi_mem_op *op)
+{
+ if (!op->cmd.buswidth)
+ return -EINVAL;
+
+ if ((op->addr.nbytes && !op->addr.buswidth) ||
+ (op->dummy.nbytes && !op->dummy.buswidth) ||
+ (op->data.nbytes && !op->data.buswidth))
+ return -EINVAL;
+
+ if (!spi_mem_buswidth_is_valid(op->cmd.buswidth) ||
+ !spi_mem_buswidth_is_valid(op->addr.buswidth) ||
+ !spi_mem_buswidth_is_valid(op->dummy.buswidth) ||
+ !spi_mem_buswidth_is_valid(op->data.buswidth))
+ return -EINVAL;
+
+ return 0;
+}
+
+static bool spi_mem_internal_supports_op(struct spi_mem *mem,
+ const struct spi_mem_op *op)
+{
+ struct spi_controller *ctlr = mem->spi->controller;
+
+ if (ctlr->mem_ops && ctlr->mem_ops->supports_op)
+ return ctlr->mem_ops->supports_op(mem, op);
+
+ return spi_mem_default_supports_op(mem, op);
+}
+
/**
* spi_mem_supports_op() - Check if a memory device and the controller it is
* connected to support a specific memory operation
@@ -166,12 +206,10 @@ EXPORT_SYMBOL_GPL(spi_mem_default_supports_op);
*/
bool spi_mem_supports_op(struct spi_mem *mem, const struct spi_mem_op *op)
{
- struct spi_controller *ctlr = mem->spi->controller;
-
- if (ctlr->mem_ops && ctlr->mem_ops->supports_op)
- return ctlr->mem_ops->supports_op(mem, op);
+ if (spi_mem_check_op(op))
+ return false;

- return spi_mem_default_supports_op(mem, op);
+ return spi_mem_internal_supports_op(mem, op);
}
EXPORT_SYMBOL_GPL(spi_mem_supports_op);

@@ -196,7 +234,11 @@ int spi_mem_exec_op(struct spi_mem *mem, const struct spi_mem_op *op)
u8 *tmpbuf;
int ret;

- if (!spi_mem_supports_op(mem, op))
+ ret = spi_mem_check_op(op);
+ if (ret)
+ return ret;
+
+ if (!spi_mem_internal_supports_op(mem, op))
return -ENOTSUPP;

if (ctlr->mem_ops) {
diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
index 66d49d511885..31950a38f0fb 100644
--- a/drivers/tty/serial/xilinx_uartps.c
+++ b/drivers/tty/serial/xilinx_uartps.c
@@ -26,6 +26,7 @@
#include <linux/of.h>
#include <linux/module.h>
#include <linux/pm_runtime.h>
+#include <linux/iopoll.h>

#define CDNS_UART_TTY_NAME "ttyPS"
#define CDNS_UART_NAME "xuartps"
@@ -34,6 +35,7 @@
#define CDNS_UART_NR_PORTS 2
#define CDNS_UART_FIFO_SIZE 64 /* FIFO size */
#define CDNS_UART_REGISTER_SPACE 0x1000
+#define TX_TIMEOUT 500000

/* Rx Trigger level */
static int rx_trigger_level = 56;
@@ -681,18 +683,21 @@ static void cdns_uart_set_termios(struct uart_port *port,
unsigned int cval = 0;
unsigned int baud, minbaud, maxbaud;
unsigned long flags;
- unsigned int ctrl_reg, mode_reg;
-
- spin_lock_irqsave(&port->lock, flags);
+ unsigned int ctrl_reg, mode_reg, val;
+ int err;

/* Wait for the transmit FIFO to empty before making changes */
if (!(readl(port->membase + CDNS_UART_CR) &
CDNS_UART_CR_TX_DIS)) {
- while (!(readl(port->membase + CDNS_UART_SR) &
- CDNS_UART_SR_TXEMPTY)) {
- cpu_relax();
+ err = readl_poll_timeout(port->membase + CDNS_UART_SR,
+ val, (val & CDNS_UART_SR_TXEMPTY),
+ 1000, TX_TIMEOUT);
+ if (err) {
+ dev_err(port->dev, "timed out waiting for tx empty");
+ return;
}
}
+ spin_lock_irqsave(&port->lock, flags);

/* Disable the TX and RX to set baud rate */
ctrl_reg = readl(port->membase + CDNS_UART_CR);
diff --git a/fs/nfs/Kconfig b/fs/nfs/Kconfig
index 5f93cfacb3d1..ac3e06367cb6 100644
--- a/fs/nfs/Kconfig
+++ b/fs/nfs/Kconfig
@@ -89,7 +89,7 @@ config NFS_V4
config NFS_SWAP
bool "Provide swap over NFS support"
default n
- depends on NFS_FS
+ depends on NFS_FS && SWAP
select SUNRPC_SWAP
help
This option enables swapon to work on files located on NFS mounts.
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index 29b70337dcd9..c61bd3fc723e 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -261,10 +261,10 @@ static int nfs_direct_cmp_commit_data_verf(struct nfs_direct_req *dreq,
data->ds_commit_index);

/* verifier not set so always fail */
- if (verfp->committed < 0)
+ if (verfp->committed < 0 || data->res.verf->committed <= NFS_UNSTABLE)
return 1;

- return nfs_direct_cmp_verf(verfp, &data->verf);
+ return nfs_direct_cmp_verf(verfp, data->res.verf);
}

/**
diff --git a/fs/nfs/nfs3xdr.c b/fs/nfs/nfs3xdr.c
index 64e4fa33d89f..9956453aa6ff 100644
--- a/fs/nfs/nfs3xdr.c
+++ b/fs/nfs/nfs3xdr.c
@@ -2380,6 +2380,7 @@ static int nfs3_xdr_dec_commit3res(struct rpc_rqst *req,
void *data)
{
struct nfs_commitres *result = data;
+ struct nfs_writeverf *verf = result->verf;
enum nfs_stat status;
int error;

@@ -2392,7 +2393,9 @@ static int nfs3_xdr_dec_commit3res(struct rpc_rqst *req,
result->op_status = status;
if (status != NFS3_OK)
goto out_status;
- error = decode_writeverf3(xdr, &result->verf->verifier);
+ error = decode_writeverf3(xdr, &verf->verifier);
+ if (!error)
+ verf->committed = NFS_FILE_SYNC;
out:
return error;
out_status:
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 7834b325394f..fad795041d32 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -3089,6 +3089,11 @@ static struct nfs4_state *nfs4_do_open(struct inode *dir,
exception.retry = 1;
continue;
}
+ if (status == -NFS4ERR_EXPIRED) {
+ nfs4_schedule_lease_recovery(server->nfs_client);
+ exception.retry = 1;
+ continue;
+ }
if (status == -EAGAIN) {
/* We must have found a delegation */
exception.retry = 1;
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 1c0227c78a7b..c4cf0192d7bb 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -4439,11 +4439,14 @@ static int decode_write_verifier(struct xdr_stream *xdr, struct nfs_write_verifi

static int decode_commit(struct xdr_stream *xdr, struct nfs_commitres *res)
{
+ struct nfs_writeverf *verf = res->verf;
int status;

status = decode_op_hdr(xdr, OP_COMMIT);
if (!status)
- status = decode_write_verifier(xdr, &res->verf->verifier);
+ status = decode_write_verifier(xdr, &verf->verifier);
+ if (!status)
+ verf->committed = NFS_FILE_SYNC;
return status;
}

diff --git a/fs/nfs/pnfs_nfs.c b/fs/nfs/pnfs_nfs.c
index d5e4d3cd8c7f..acfb52bc0007 100644
--- a/fs/nfs/pnfs_nfs.c
+++ b/fs/nfs/pnfs_nfs.c
@@ -30,12 +30,11 @@ EXPORT_SYMBOL_GPL(pnfs_generic_rw_release);
/* Fake up some data that will cause nfs_commit_release to retry the writes. */
void pnfs_generic_prepare_to_resend_writes(struct nfs_commit_data *data)
{
- struct nfs_page *first = nfs_list_entry(data->pages.next);
+ struct nfs_writeverf *verf = data->res.verf;

data->task.tk_status = 0;
- memcpy(&data->verf.verifier, &first->wb_verf,
- sizeof(data->verf.verifier));
- data->verf.verifier.data[0]++; /* ensure verifier mismatch */
+ memset(&verf->verifier, 0, sizeof(verf->verifier));
+ verf->committed = NFS_UNSTABLE;
}
EXPORT_SYMBOL_GPL(pnfs_generic_prepare_to_resend_writes);

diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index e27637fa0f79..ce1da8cbac00 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -240,7 +240,15 @@ static void nfs_grow_file(struct page *page, unsigned int offset, unsigned int c
/* A writeback failed: mark the page as bad, and invalidate the page cache */
static void nfs_set_pageerror(struct address_space *mapping)
{
+ struct inode *inode = mapping->host;
+
nfs_zap_mapping(mapping->host, mapping);
+ /* Force file size revalidation */
+ spin_lock(&inode->i_lock);
+ NFS_I(inode)->cache_validity |= NFS_INO_REVAL_FORCED |
+ NFS_INO_REVAL_PAGECACHE |
+ NFS_INO_INVALID_SIZE;
+ spin_unlock(&inode->i_lock);
}

/*
@@ -1806,6 +1814,7 @@ static void nfs_commit_done(struct rpc_task *task, void *calldata)

static void nfs_commit_release_pages(struct nfs_commit_data *data)
{
+ const struct nfs_writeverf *verf = data->res.verf;
struct nfs_page *req;
int status = data->task.tk_status;
struct nfs_commit_info cinfo;
@@ -1832,7 +1841,8 @@ static void nfs_commit_release_pages(struct nfs_commit_data *data)

/* Okay, COMMIT succeeded, apparently. Check the verifier
* returned by the server against all stored verfs. */
- if (!nfs_write_verifier_cmp(&req->wb_verf, &data->verf.verifier)) {
+ if (verf->committed > NFS_UNSTABLE &&
+ !nfs_write_verifier_cmp(&req->wb_verf, &verf->verifier)) {
/* We have a match */
if (req->wb_page)
nfs_inode_remove_request(req);
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 54e4d1fd21f8..874cd6e94093 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -3864,6 +3864,9 @@ static inline int ib_check_mr_access(int flags)
!(flags & IB_ACCESS_LOCAL_WRITE))
return -EINVAL;

+ if (flags & ~IB_ACCESS_SUPPORTED)
+ return -EINVAL;
+
return 0;
}

diff --git a/kernel/padata.c b/kernel/padata.c
index 11c5f9c8779e..cfab62923c45 100644
--- a/kernel/padata.c
+++ b/kernel/padata.c
@@ -510,6 +510,7 @@ static struct parallel_data *padata_alloc_pd(struct padata_instance *pinst,
atomic_set(&pd->seq_nr, -1);
atomic_set(&pd->reorder_objects, 0);
atomic_set(&pd->refcnt, 1);
+ pd->pinst = pinst;
spin_lock_init(&pd->lock);

return pd;
diff --git a/net/vmw_vsock/hyperv_transport.c b/net/vmw_vsock/hyperv_transport.c
index 70350dc67366..db6ca51228d2 100644
--- a/net/vmw_vsock/hyperv_transport.c
+++ b/net/vmw_vsock/hyperv_transport.c
@@ -144,28 +144,15 @@ struct hvsock {
****************************************************************************
* The only valid Service GUIDs, from the perspectives of both the host and *
* Linux VM, that can be connected by the other end, must conform to this *
- * format: <port>-facb-11e6-bd58-64006a7986d3, and the "port" must be in *
- * this range [0, 0x7FFFFFFF]. *
+ * format: <port>-facb-11e6-bd58-64006a7986d3. *
****************************************************************************
*
* When we write apps on the host to connect(), the GUID ServiceID is used.
* When we write apps in Linux VM to connect(), we only need to specify the
* port and the driver will form the GUID and use that to request the host.
*
- * From the perspective of Linux VM:
- * 1. the local ephemeral port (i.e. the local auto-bound port when we call
- * connect() without explicit bind()) is generated by __vsock_bind_stream(),
- * and the range is [1024, 0xFFFFFFFF).
- * 2. the remote ephemeral port (i.e. the auto-generated remote port for
- * a connect request initiated by the host's connect()) is generated by
- * hvs_remote_addr_init() and the range is [0x80000000, 0xFFFFFFFF).
*/

-#define MAX_LISTEN_PORT ((u32)0x7FFFFFFF)
-#define MAX_VM_LISTEN_PORT MAX_LISTEN_PORT
-#define MAX_HOST_LISTEN_PORT MAX_LISTEN_PORT
-#define MIN_HOST_EPHEMERAL_PORT (MAX_HOST_LISTEN_PORT + 1)
-
/* 00000000-facb-11e6-bd58-64006a7986d3 */
static const uuid_le srv_id_template =
UUID_LE(0x00000000, 0xfacb, 0x11e6, 0xbd, 0x58,
@@ -188,33 +175,6 @@ static void hvs_addr_init(struct sockaddr_vm *addr, const uuid_le *svr_id)
vsock_addr_init(addr, VMADDR_CID_ANY, port);
}

-static void hvs_remote_addr_init(struct sockaddr_vm *remote,
- struct sockaddr_vm *local)
-{
- static u32 host_ephemeral_port = MIN_HOST_EPHEMERAL_PORT;
- struct sock *sk;
-
- vsock_addr_init(remote, VMADDR_CID_ANY, VMADDR_PORT_ANY);
-
- while (1) {
- /* Wrap around ? */
- if (host_ephemeral_port < MIN_HOST_EPHEMERAL_PORT ||
- host_ephemeral_port == VMADDR_PORT_ANY)
- host_ephemeral_port = MIN_HOST_EPHEMERAL_PORT;
-
- remote->svm_port = host_ephemeral_port++;
-
- sk = vsock_find_connected_socket(remote, local);
- if (!sk) {
- /* Found an available ephemeral port */
- return;
- }
-
- /* Release refcnt got in vsock_find_connected_socket */
- sock_put(sk);
- }
-}
-
static void hvs_set_channel_pending_send_size(struct vmbus_channel *chan)
{
set_channel_pending_send_size(chan,
@@ -342,12 +302,7 @@ static void hvs_open_connection(struct vmbus_channel *chan)
if_type = &chan->offermsg.offer.if_type;
if_instance = &chan->offermsg.offer.if_instance;
conn_from_host = chan->offermsg.offer.u.pipe.user_def[0];
-
- /* The host or the VM should only listen on a port in
- * [0, MAX_LISTEN_PORT]
- */
- if (!is_valid_srv_id(if_type) ||
- get_port_by_srv_id(if_type) > MAX_LISTEN_PORT)
+ if (!is_valid_srv_id(if_type))
return;

hvs_addr_init(&addr, conn_from_host ? if_type : if_instance);
@@ -371,6 +326,13 @@ static void hvs_open_connection(struct vmbus_channel *chan)

new->sk_state = TCP_SYN_SENT;
vnew = vsock_sk(new);
+
+ hvs_addr_init(&vnew->local_addr, if_type);
+
+ /* Remote peer is always the host */
+ vsock_addr_init(&vnew->remote_addr,
+ VMADDR_CID_HOST, VMADDR_PORT_ANY);
+ vnew->remote_addr.svm_port = get_port_by_srv_id(if_instance);
hvs_new = vnew->trans;
hvs_new->chan = chan;
} else {
@@ -410,8 +372,6 @@ static void hvs_open_connection(struct vmbus_channel *chan)
sk->sk_ack_backlog++;

hvs_addr_init(&vnew->local_addr, if_type);
- hvs_remote_addr_init(&vnew->remote_addr, &vnew->local_addr);
-
hvs_new->vm_srv_id = *if_type;
hvs_new->host_srv_id = *if_instance;

@@ -716,16 +676,6 @@ static bool hvs_stream_is_active(struct vsock_sock *vsk)

static bool hvs_stream_allow(u32 cid, u32 port)
{
- /* The host's port range [MIN_HOST_EPHEMERAL_PORT, 0xFFFFFFFF) is
- * reserved as ephemeral ports, which are used as the host's ports
- * when the host initiates connections.
- *
- * Perform this check in the guest so an immediate error is produced
- * instead of a timeout.
- */
- if (port > MAX_HOST_LISTEN_PORT)
- return false;
-
if (cid == VMADDR_CID_HOST)
return true;

diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index 53fefa7c982f..f7d4a77028f2 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -2341,42 +2341,81 @@ int dpcm_be_dai_trigger(struct snd_soc_pcm_runtime *fe, int stream,
}
EXPORT_SYMBOL_GPL(dpcm_be_dai_trigger);

+static int dpcm_dai_trigger_fe_be(struct snd_pcm_substream *substream,
+ int cmd, bool fe_first)
+{
+ struct snd_soc_pcm_runtime *fe = substream->private_data;
+ int ret;
+
+ /* call trigger on the frontend before the backend. */
+ if (fe_first) {
+ dev_dbg(fe->dev, "ASoC: pre trigger FE %s cmd %d\n",
+ fe->dai_link->name, cmd);
+
+ ret = soc_pcm_trigger(substream, cmd);
+ if (ret < 0)
+ return ret;
+
+ ret = dpcm_be_dai_trigger(fe, substream->stream, cmd);
+ return ret;
+ }
+
+ /* call trigger on the frontend after the backend. */
+ ret = dpcm_be_dai_trigger(fe, substream->stream, cmd);
+ if (ret < 0)
+ return ret;
+
+ dev_dbg(fe->dev, "ASoC: post trigger FE %s cmd %d\n",
+ fe->dai_link->name, cmd);
+
+ ret = soc_pcm_trigger(substream, cmd);
+
+ return ret;
+}
+
static int dpcm_fe_dai_do_trigger(struct snd_pcm_substream *substream, int cmd)
{
struct snd_soc_pcm_runtime *fe = substream->private_data;
- int stream = substream->stream, ret;
+ int stream = substream->stream;
+ int ret = 0;
enum snd_soc_dpcm_trigger trigger = fe->dai_link->trigger[stream];

fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_FE;

switch (trigger) {
case SND_SOC_DPCM_TRIGGER_PRE:
- /* call trigger on the frontend before the backend. */
-
- dev_dbg(fe->dev, "ASoC: pre trigger FE %s cmd %d\n",
- fe->dai_link->name, cmd);
-
- ret = soc_pcm_trigger(substream, cmd);
- if (ret < 0) {
- dev_err(fe->dev,"ASoC: trigger FE failed %d\n", ret);
- goto out;
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ case SNDRV_PCM_TRIGGER_RESUME:
+ case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+ ret = dpcm_dai_trigger_fe_be(substream, cmd, true);
+ break;
+ case SNDRV_PCM_TRIGGER_STOP:
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ ret = dpcm_dai_trigger_fe_be(substream, cmd, false);
+ break;
+ default:
+ ret = -EINVAL;
+ break;
}
-
- ret = dpcm_be_dai_trigger(fe, substream->stream, cmd);
break;
case SND_SOC_DPCM_TRIGGER_POST:
- /* call trigger on the frontend after the backend. */
-
- ret = dpcm_be_dai_trigger(fe, substream->stream, cmd);
- if (ret < 0) {
- dev_err(fe->dev,"ASoC: trigger FE failed %d\n", ret);
- goto out;
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ case SNDRV_PCM_TRIGGER_RESUME:
+ case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+ ret = dpcm_dai_trigger_fe_be(substream, cmd, false);
+ break;
+ case SNDRV_PCM_TRIGGER_STOP:
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ ret = dpcm_dai_trigger_fe_be(substream, cmd, true);
+ break;
+ default:
+ ret = -EINVAL;
+ break;
}
-
- dev_dbg(fe->dev, "ASoC: post trigger FE %s cmd %d\n",
- fe->dai_link->name, cmd);
-
- ret = soc_pcm_trigger(substream, cmd);
break;
case SND_SOC_DPCM_TRIGGER_BESPOKE:
/* bespoke trigger() - handles both FE and BEs */
@@ -2385,10 +2424,6 @@ static int dpcm_fe_dai_do_trigger(struct snd_pcm_substream *substream, int cmd)
fe->dai_link->name, cmd);

ret = soc_pcm_bespoke_trigger(substream, cmd);
- if (ret < 0) {
- dev_err(fe->dev,"ASoC: trigger FE failed %d\n", ret);
- goto out;
- }
break;
default:
dev_err(fe->dev, "ASoC: invalid trigger cmd %d for %s\n", cmd,
@@ -2397,6 +2432,12 @@ static int dpcm_fe_dai_do_trigger(struct snd_pcm_substream *substream, int cmd)
goto out;
}

+ if (ret < 0) {
+ dev_err(fe->dev, "ASoC: trigger FE cmd: %d failed: %d\n",
+ cmd, ret);
+ goto out;
+ }
+
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
diff --git a/tools/power/acpi/Makefile.config b/tools/power/acpi/Makefile.config
index f304be71c278..fc116c060b98 100644
--- a/tools/power/acpi/Makefile.config
+++ b/tools/power/acpi/Makefile.config
@@ -18,7 +18,7 @@ include $(srctree)/../../scripts/Makefile.include

OUTPUT=$(srctree)/
ifeq ("$(origin O)", "command line")
- OUTPUT := $(O)/power/acpi/
+ OUTPUT := $(O)/tools/power/acpi/
endif
#$(info Determined 'OUTPUT' to be $(OUTPUT))

diff --git a/virt/kvm/arm/aarch32.c b/virt/kvm/arm/aarch32.c
index d915548759a4..18d6d5124397 100644
--- a/virt/kvm/arm/aarch32.c
+++ b/virt/kvm/arm/aarch32.c
@@ -26,6 +26,10 @@
#include <asm/kvm_emulate.h>
#include <asm/kvm_hyp.h>

+#define DFSR_FSC_EXTABT_LPAE 0x10
+#define DFSR_FSC_EXTABT_nLPAE 0x08
+#define DFSR_LPAE BIT(9)
+
/*
* Table taken from ARMv8 ARM DDI0487B-B, table G1-10.
*/
@@ -192,10 +196,12 @@ static void inject_abt32(struct kvm_vcpu *vcpu, bool is_pabt,

/* Give the guest an IMPLEMENTATION DEFINED exception */
is_lpae = (vcpu_cp15(vcpu, c2_TTBCR) >> 31);
- if (is_lpae)
- *fsr = 1 << 9 | 0x34;
- else
- *fsr = 0x14;
+ if (is_lpae) {
+ *fsr = DFSR_LPAE | DFSR_FSC_EXTABT_LPAE;
+ } else {
+ /* no need to shuffle FS[4] into DFSR[10] as its 0 */
+ *fsr = DFSR_FSC_EXTABT_nLPAE;
+ }
}

void kvm_inject_dabt32(struct kvm_vcpu *vcpu, unsigned long addr)
diff --git a/virt/kvm/arm/mmu.c b/virt/kvm/arm/mmu.c
index bf330b493c1e..a5bc10d30618 100644
--- a/virt/kvm/arm/mmu.c
+++ b/virt/kvm/arm/mmu.c
@@ -1925,7 +1925,8 @@ int kvm_test_age_hva(struct kvm *kvm, unsigned long hva)
if (!kvm->arch.pgd)
return 0;
trace_kvm_test_age_hva(hva);
- return handle_hva_to_gpa(kvm, hva, hva, kvm_test_age_hva_handler, NULL);
+ return handle_hva_to_gpa(kvm, hva, hva + PAGE_SIZE,
+ kvm_test_age_hva_handler, NULL);
}

void kvm_mmu_free_memory_caches(struct kvm_vcpu *vcpu)
diff --git a/virt/kvm/arm/pmu.c b/virt/kvm/arm/pmu.c
index 1c5b76c46e26..6d52fd50c1ff 100644
--- a/virt/kvm/arm/pmu.c
+++ b/virt/kvm/arm/pmu.c
@@ -316,6 +316,9 @@ void kvm_pmu_software_increment(struct kvm_vcpu *vcpu, u64 val)
if (val == 0)
return;

+ if (!(__vcpu_sys_reg(vcpu, PMCR_EL0) & ARMV8_PMU_PMCR_E))
+ return;
+
enable = __vcpu_sys_reg(vcpu, PMCNTENSET_EL0);
for (i = 0; i < ARMV8_PMU_CYCLE_IDX; i++) {
if (!(val & BIT(i)))
diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c
index 0dbe332eb343..9295addea7ec 100644
--- a/virt/kvm/arm/vgic/vgic-its.c
+++ b/virt/kvm/arm/vgic/vgic-its.c
@@ -2292,7 +2292,8 @@ static int vgic_its_restore_cte(struct vgic_its *its, gpa_t gpa, int esz)
target_addr = (u32)(val >> KVM_ITS_CTE_RDBASE_SHIFT);
coll_id = val & KVM_ITS_CTE_ICID_MASK;

- if (target_addr >= atomic_read(&kvm->online_vcpus))
+ if (target_addr != COLLECTION_NOT_MAPPED &&
+ target_addr >= atomic_read(&kvm->online_vcpus))
return -EINVAL;

collection = find_collection(its, coll_id);
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