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Date: Fri, 16 Aug 2019 11:45:13 +0200
From: Greg KH <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, Jiri Slaby <jslaby@...e.cz>
Subject: Re: Linux 5.2.9
diff --git a/Makefile b/Makefile
index bad87c4c8117..cfc667fe9959 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 2
-SUBLEVEL = 8
+SUBLEVEL = 9
EXTRAVERSION =
NAME = Bobtail Squid
diff --git a/arch/arm/boot/dts/bcm47094-linksys-panamera.dts b/arch/arm/boot/dts/bcm47094-linksys-panamera.dts
index 5fd47eec4407..1679959a3654 100644
--- a/arch/arm/boot/dts/bcm47094-linksys-panamera.dts
+++ b/arch/arm/boot/dts/bcm47094-linksys-panamera.dts
@@ -126,6 +126,9 @@
};
mdio-bus-mux {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
/* BIT(9) = 1 => external mdio */
mdio_ext: mdio@200 {
reg = <0x200>;
diff --git a/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi b/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
index 9207d5d071f1..d556f7c541ce 100644
--- a/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
+++ b/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
@@ -112,7 +112,7 @@
};
&i2c2 {
- clock_frequency = <100000>;
+ clock-frequency = <100000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c2>;
status = "okay";
diff --git a/arch/arm/boot/dts/imx6ul-geam.dts b/arch/arm/boot/dts/imx6ul-geam.dts
index bc77f26a2f1d..6157a058feec 100644
--- a/arch/arm/boot/dts/imx6ul-geam.dts
+++ b/arch/arm/boot/dts/imx6ul-geam.dts
@@ -156,7 +156,7 @@
};
&i2c2 {
- clock_frequency = <100000>;
+ clock-frequency = <100000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c2>;
status = "okay";
diff --git a/arch/arm/boot/dts/imx6ul-isiot.dtsi b/arch/arm/boot/dts/imx6ul-isiot.dtsi
index 213e802bf35c..23e6e2e7ace9 100644
--- a/arch/arm/boot/dts/imx6ul-isiot.dtsi
+++ b/arch/arm/boot/dts/imx6ul-isiot.dtsi
@@ -148,7 +148,7 @@
};
&i2c2 {
- clock_frequency = <100000>;
+ clock-frequency = <100000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c2>;
status = "okay";
diff --git a/arch/arm/boot/dts/imx6ul-pico-hobbit.dts b/arch/arm/boot/dts/imx6ul-pico-hobbit.dts
index 39eeeddac39e..09f7ffa9ad8c 100644
--- a/arch/arm/boot/dts/imx6ul-pico-hobbit.dts
+++ b/arch/arm/boot/dts/imx6ul-pico-hobbit.dts
@@ -43,7 +43,7 @@
};
&i2c2 {
- clock_frequency = <100000>;
+ clock-frequency = <100000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c2>;
status = "okay";
diff --git a/arch/arm/boot/dts/imx6ul-pico-pi.dts b/arch/arm/boot/dts/imx6ul-pico-pi.dts
index de07357b27fc..6cd7d5877d20 100644
--- a/arch/arm/boot/dts/imx6ul-pico-pi.dts
+++ b/arch/arm/boot/dts/imx6ul-pico-pi.dts
@@ -43,7 +43,7 @@
};
&i2c2 {
- clock_frequency = <100000>;
+ clock-frequency = <100000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c2>;
status = "okay";
@@ -58,7 +58,7 @@
};
&i2c3 {
- clock_frequency = <100000>;
+ clock-frequency = <100000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c3>;
status = "okay";
diff --git a/arch/arm/mach-davinci/sleep.S b/arch/arm/mach-davinci/sleep.S
index 05d03f09ff54..71262dcdbca3 100644
--- a/arch/arm/mach-davinci/sleep.S
+++ b/arch/arm/mach-davinci/sleep.S
@@ -24,6 +24,7 @@
#define DEEPSLEEP_SLEEPENABLE_BIT BIT(31)
.text
+ .arch armv5te
/*
* Move DaVinci into deep sleep state
*
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-pinfunc.h b/arch/arm64/boot/dts/freescale/imx8mm-pinfunc.h
index e25f7fcd7997..cffa8991880d 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-pinfunc.h
+++ b/arch/arm64/boot/dts/freescale/imx8mm-pinfunc.h
@@ -462,7 +462,7 @@
#define MX8MM_IOMUXC_SAI3_RXFS_GPIO4_IO28 0x1CC 0x434 0x000 0x5 0x0
#define MX8MM_IOMUXC_SAI3_RXFS_TPSMP_HTRANS0 0x1CC 0x434 0x000 0x7 0x0
#define MX8MM_IOMUXC_SAI3_RXC_SAI3_RX_BCLK 0x1D0 0x438 0x000 0x0 0x0
-#define MX8MM_IOMUXC_SAI3_RXC_GPT1_CAPTURE2 0x1D0 0x438 0x000 0x1 0x0
+#define MX8MM_IOMUXC_SAI3_RXC_GPT1_CLK 0x1D0 0x438 0x000 0x1 0x0
#define MX8MM_IOMUXC_SAI3_RXC_SAI5_RX_BCLK 0x1D0 0x438 0x4D0 0x2 0x2
#define MX8MM_IOMUXC_SAI3_RXC_GPIO4_IO29 0x1D0 0x438 0x000 0x5 0x0
#define MX8MM_IOMUXC_SAI3_RXC_TPSMP_HTRANS1 0x1D0 0x438 0x000 0x7 0x0
@@ -472,7 +472,7 @@
#define MX8MM_IOMUXC_SAI3_RXD_GPIO4_IO30 0x1D4 0x43C 0x000 0x5 0x0
#define MX8MM_IOMUXC_SAI3_RXD_TPSMP_HDATA0 0x1D4 0x43C 0x000 0x7 0x0
#define MX8MM_IOMUXC_SAI3_TXFS_SAI3_TX_SYNC 0x1D8 0x440 0x000 0x0 0x0
-#define MX8MM_IOMUXC_SAI3_TXFS_GPT1_CLK 0x1D8 0x440 0x000 0x1 0x0
+#define MX8MM_IOMUXC_SAI3_TXFS_GPT1_CAPTURE2 0x1D8 0x440 0x000 0x1 0x0
#define MX8MM_IOMUXC_SAI3_TXFS_SAI5_RX_DATA1 0x1D8 0x440 0x4D8 0x2 0x2
#define MX8MM_IOMUXC_SAI3_TXFS_GPIO4_IO31 0x1D8 0x440 0x000 0x5 0x0
#define MX8MM_IOMUXC_SAI3_TXFS_TPSMP_HDATA1 0x1D8 0x440 0x000 0x7 0x0
diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index 6d635ba0904c..6632cbd88bed 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -675,8 +675,7 @@
sai2: sai@...b0000 {
#sound-dai-cells = <0>;
- compatible = "fsl,imx8mq-sai",
- "fsl,imx6sx-sai";
+ compatible = "fsl,imx8mq-sai";
reg = <0x308b0000 0x10000>;
interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk IMX8MQ_CLK_SAI2_IPG>,
diff --git a/arch/arm64/include/asm/processor.h b/arch/arm64/include/asm/processor.h
index fd5b1a4efc70..844e2964b0f5 100644
--- a/arch/arm64/include/asm/processor.h
+++ b/arch/arm64/include/asm/processor.h
@@ -193,6 +193,16 @@ static inline void start_thread_common(struct pt_regs *regs, unsigned long pc)
regs->pmr_save = GIC_PRIO_IRQON;
}
+static inline void set_ssbs_bit(struct pt_regs *regs)
+{
+ regs->pstate |= PSR_SSBS_BIT;
+}
+
+static inline void set_compat_ssbs_bit(struct pt_regs *regs)
+{
+ regs->pstate |= PSR_AA32_SSBS_BIT;
+}
+
static inline void start_thread(struct pt_regs *regs, unsigned long pc,
unsigned long sp)
{
@@ -200,7 +210,7 @@ static inline void start_thread(struct pt_regs *regs, unsigned long pc,
regs->pstate = PSR_MODE_EL0t;
if (arm64_get_ssbd_state() != ARM64_SSBD_FORCE_ENABLE)
- regs->pstate |= PSR_SSBS_BIT;
+ set_ssbs_bit(regs);
regs->sp = sp;
}
@@ -219,7 +229,7 @@ static inline void compat_start_thread(struct pt_regs *regs, unsigned long pc,
#endif
if (arm64_get_ssbd_state() != ARM64_SSBD_FORCE_ENABLE)
- regs->pstate |= PSR_AA32_SSBS_BIT;
+ set_compat_ssbs_bit(regs);
regs->compat_sp = sp;
}
diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S
index 9cdc4592da3e..320a30dbe35e 100644
--- a/arch/arm64/kernel/entry.S
+++ b/arch/arm64/kernel/entry.S
@@ -586,10 +586,8 @@ el1_sync:
b.eq el1_ia
cmp x24, #ESR_ELx_EC_SYS64 // configurable trap
b.eq el1_undef
- cmp x24, #ESR_ELx_EC_SP_ALIGN // stack alignment exception
- b.eq el1_sp_pc
cmp x24, #ESR_ELx_EC_PC_ALIGN // pc alignment exception
- b.eq el1_sp_pc
+ b.eq el1_pc
cmp x24, #ESR_ELx_EC_UNKNOWN // unknown exception in EL1
b.eq el1_undef
cmp x24, #ESR_ELx_EC_BREAKPT_CUR // debug exception in EL1
@@ -611,9 +609,11 @@ el1_da:
bl do_mem_abort
kernel_exit 1
-el1_sp_pc:
+el1_pc:
/*
- * Stack or PC alignment exception handling
+ * PC alignment exception handling. We don't handle SP alignment faults,
+ * since we will have hit a recursive exception when trying to push the
+ * initial pt_regs.
*/
mrs x0, far_el1
inherit_daif pstate=x23, tmp=x2
@@ -732,9 +732,9 @@ el0_sync:
ccmp x24, #ESR_ELx_EC_WFx, #4, ne
b.eq el0_sys
cmp x24, #ESR_ELx_EC_SP_ALIGN // stack alignment exception
- b.eq el0_sp_pc
+ b.eq el0_sp
cmp x24, #ESR_ELx_EC_PC_ALIGN // pc alignment exception
- b.eq el0_sp_pc
+ b.eq el0_pc
cmp x24, #ESR_ELx_EC_UNKNOWN // unknown exception in EL0
b.eq el0_undef
cmp x24, #ESR_ELx_EC_BREAKPT_LOW // debug exception in EL0
@@ -758,7 +758,7 @@ el0_sync_compat:
cmp x24, #ESR_ELx_EC_FP_EXC32 // FP/ASIMD exception
b.eq el0_fpsimd_exc
cmp x24, #ESR_ELx_EC_PC_ALIGN // pc alignment exception
- b.eq el0_sp_pc
+ b.eq el0_pc
cmp x24, #ESR_ELx_EC_UNKNOWN // unknown exception in EL0
b.eq el0_undef
cmp x24, #ESR_ELx_EC_CP15_32 // CP15 MRC/MCR trap
@@ -858,11 +858,15 @@ el0_fpsimd_exc:
mov x1, sp
bl do_fpsimd_exc
b ret_to_user
+el0_sp:
+ ldr x26, [sp, #S_SP]
+ b el0_sp_pc
+el0_pc:
+ mrs x26, far_el1
el0_sp_pc:
/*
* Stack or PC alignment exception handling
*/
- mrs x26, far_el1
gic_prio_kentry_setup tmp=x0
enable_da_f
#ifdef CONFIG_TRACE_IRQFLAGS
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index 6a869d9f304f..b0c859ca6320 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -398,7 +398,7 @@ int copy_thread(unsigned long clone_flags, unsigned long stack_start,
childregs->pstate |= PSR_UAO_BIT;
if (arm64_get_ssbd_state() == ARM64_SSBD_FORCE_DISABLE)
- childregs->pstate |= PSR_SSBS_BIT;
+ set_ssbs_bit(childregs);
if (system_uses_irq_prio_masking())
childregs->pmr_save = GIC_PRIO_IRQON;
@@ -442,6 +442,32 @@ void uao_thread_switch(struct task_struct *next)
}
}
+/*
+ * Force SSBS state on context-switch, since it may be lost after migrating
+ * from a CPU which treats the bit as RES0 in a heterogeneous system.
+ */
+static void ssbs_thread_switch(struct task_struct *next)
+{
+ struct pt_regs *regs = task_pt_regs(next);
+
+ /*
+ * Nothing to do for kernel threads, but 'regs' may be junk
+ * (e.g. idle task) so check the flags and bail early.
+ */
+ if (unlikely(next->flags & PF_KTHREAD))
+ return;
+
+ /* If the mitigation is enabled, then we leave SSBS clear. */
+ if ((arm64_get_ssbd_state() == ARM64_SSBD_FORCE_ENABLE) ||
+ test_tsk_thread_flag(next, TIF_SSBD))
+ return;
+
+ if (compat_user_mode(regs))
+ set_compat_ssbs_bit(regs);
+ else if (user_mode(regs))
+ set_ssbs_bit(regs);
+}
+
/*
* We store our current task in sp_el0, which is clobbered by userspace. Keep a
* shadow copy so that we can restore this upon entry from userspace.
@@ -471,6 +497,7 @@ __notrace_funcgraph struct task_struct *__switch_to(struct task_struct *prev,
entry_task_switch(next);
uao_thread_switch(next);
ptrauth_thread_switch(next);
+ ssbs_thread_switch(next);
/*
* Complete any pending TLB or cache maintenance on this CPU in case
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 6d704ad2472b..993017dd83ca 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -50,6 +50,11 @@ int kvm_arch_vcpu_runnable(struct kvm_vcpu *v)
return !!(v->arch.pending_exceptions) || kvm_request_pending(v);
}
+bool kvm_arch_dy_runnable(struct kvm_vcpu *vcpu)
+{
+ return kvm_arch_vcpu_runnable(vcpu);
+}
+
bool kvm_arch_vcpu_in_kernel(struct kvm_vcpu *vcpu)
{
return false;
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 2540d3b2588c..2eda1ec36f55 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -249,7 +249,7 @@ void __init paging_init(void)
#ifdef CONFIG_ZONE_DMA
max_zone_pfns[ZONE_DMA] = min(max_low_pfn,
- ((1UL << ARCH_ZONE_DMA_BITS) - 1) >> PAGE_SHIFT);
+ 1UL << (ARCH_ZONE_DMA_BITS - PAGE_SHIFT));
#endif
max_zone_pfns[ZONE_NORMAL] = max_low_pfn;
#ifdef CONFIG_HIGHMEM
diff --git a/arch/powerpc/platforms/pseries/papr_scm.c b/arch/powerpc/platforms/pseries/papr_scm.c
index 96c53b23e58f..dad9825e4087 100644
--- a/arch/powerpc/platforms/pseries/papr_scm.c
+++ b/arch/powerpc/platforms/pseries/papr_scm.c
@@ -42,8 +42,9 @@ struct papr_scm_priv {
static int drc_pmem_bind(struct papr_scm_priv *p)
{
unsigned long ret[PLPAR_HCALL_BUFSIZE];
- uint64_t rc, token;
uint64_t saved = 0;
+ uint64_t token;
+ int64_t rc;
/*
* When the hypervisor cannot map all the requested memory in a single
@@ -63,6 +64,10 @@ static int drc_pmem_bind(struct papr_scm_priv *p)
} while (rc == H_BUSY);
if (rc) {
+ /* H_OVERLAP needs a separate error path */
+ if (rc == H_OVERLAP)
+ return -EBUSY;
+
dev_err(&p->pdev->dev, "bind err: %lld\n", rc);
return -ENXIO;
}
@@ -316,6 +321,14 @@ static int papr_scm_probe(struct platform_device *pdev)
/* request the hypervisor to bind this region to somewhere in memory */
rc = drc_pmem_bind(p);
+
+ /* If phyp says drc memory still bound then force unbound and retry */
+ if (rc == -EBUSY) {
+ dev_warn(&pdev->dev, "Retrying bind after unbinding\n");
+ drc_pmem_unbind(p);
+ rc = drc_pmem_bind(p);
+ }
+
if (rc)
goto err;
diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h
index a4d38092530a..823578c6b9e2 100644
--- a/arch/s390/include/asm/page.h
+++ b/arch/s390/include/asm/page.h
@@ -177,6 +177,8 @@ static inline int devmem_is_allowed(unsigned long pfn)
#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | \
VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
+#define ARCH_ZONE_DMA_BITS 31
+
#include <asm-generic/memory_model.h>
#include <asm-generic/getorder.h>
diff --git a/arch/x86/boot/string.c b/arch/x86/boot/string.c
index 401e30ca0a75..8272a4492844 100644
--- a/arch/x86/boot/string.c
+++ b/arch/x86/boot/string.c
@@ -37,6 +37,14 @@ int memcmp(const void *s1, const void *s2, size_t len)
return diff;
}
+/*
+ * Clang may lower `memcmp == 0` to `bcmp == 0`.
+ */
+int bcmp(const void *s1, const void *s2, size_t len)
+{
+ return memcmp(s1, s2, len);
+}
+
int strcmp(const char *str1, const char *str2)
{
const unsigned char *s1 = (const unsigned char *)str1;
diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index 2889dd023566..6179be624f35 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -20,7 +20,6 @@
#include <asm/intel-family.h>
#include <asm/apic.h>
#include <asm/cpu_device_id.h>
-#include <asm/hypervisor.h>
#include "../perf_event.h"
@@ -263,8 +262,8 @@ static struct event_constraint intel_icl_event_constraints[] = {
};
static struct extra_reg intel_icl_extra_regs[] __read_mostly = {
- INTEL_UEVENT_EXTRA_REG(0x01b7, MSR_OFFCORE_RSP_0, 0x3fffff9fffull, RSP_0),
- INTEL_UEVENT_EXTRA_REG(0x01bb, MSR_OFFCORE_RSP_1, 0x3fffff9fffull, RSP_1),
+ INTEL_UEVENT_EXTRA_REG(0x01b7, MSR_OFFCORE_RSP_0, 0x3fffffbfffull, RSP_0),
+ INTEL_UEVENT_EXTRA_REG(0x01bb, MSR_OFFCORE_RSP_1, 0x3fffffbfffull, RSP_1),
INTEL_UEVENT_PEBS_LDLAT_EXTRA_REG(0x01cd),
INTEL_UEVENT_EXTRA_REG(0x01c6, MSR_PEBS_FRONTEND, 0x7fff17, FE),
EVENT_EXTRA_END
@@ -4057,7 +4056,7 @@ static bool check_msr(unsigned long msr, u64 mask)
* Disable the check for real HW, so we don't
* mess with potentionaly enabled registers:
*/
- if (hypervisor_is_type(X86_HYPER_NATIVE))
+ if (!boot_cpu_has(X86_FEATURE_HYPERVISOR))
return true;
/*
diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c
index 505c73dc6a73..6601b8759c92 100644
--- a/arch/x86/events/intel/ds.c
+++ b/arch/x86/events/intel/ds.c
@@ -851,7 +851,7 @@ struct event_constraint intel_skl_pebs_event_constraints[] = {
struct event_constraint intel_icl_pebs_event_constraints[] = {
INTEL_FLAGS_UEVENT_CONSTRAINT(0x1c0, 0x100000000ULL), /* INST_RETIRED.PREC_DIST */
- INTEL_FLAGS_UEVENT_CONSTRAINT(0x0400, 0x400000000ULL), /* SLOTS */
+ INTEL_FLAGS_UEVENT_CONSTRAINT(0x0400, 0x800000000ULL), /* SLOTS */
INTEL_PLD_CONSTRAINT(0x1cd, 0xff), /* MEM_TRANS_RETIRED.LOAD_LATENCY */
INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_LD(0x1d0, 0xf), /* MEM_INST_RETIRED.LOAD */
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 8253925c5e8c..921c609c2af7 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1169,6 +1169,7 @@ struct kvm_x86_ops {
int (*update_pi_irte)(struct kvm *kvm, unsigned int host_irq,
uint32_t guest_irq, bool set);
void (*apicv_post_state_restore)(struct kvm_vcpu *vcpu);
+ bool (*dy_apicv_has_pending_interrupt)(struct kvm_vcpu *vcpu);
int (*set_hv_timer)(struct kvm_vcpu *vcpu, u64 guest_deadline_tsc,
bool *expired);
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 48c865a4e5dd..14384a1ec53f 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -3290,7 +3290,7 @@ static int nested_svm_vmexit(struct vcpu_svm *svm)
vmcb->control.exit_int_info_err,
KVM_ISA_SVM);
- rc = kvm_vcpu_map(&svm->vcpu, gfn_to_gpa(svm->nested.vmcb), &map);
+ rc = kvm_vcpu_map(&svm->vcpu, gpa_to_gfn(svm->nested.vmcb), &map);
if (rc) {
if (rc == -EINVAL)
kvm_inject_gp(&svm->vcpu, 0);
@@ -3580,7 +3580,7 @@ static bool nested_svm_vmrun(struct vcpu_svm *svm)
vmcb_gpa = svm->vmcb->save.rax;
- rc = kvm_vcpu_map(&svm->vcpu, gfn_to_gpa(vmcb_gpa), &map);
+ rc = kvm_vcpu_map(&svm->vcpu, gpa_to_gfn(vmcb_gpa), &map);
if (rc) {
if (rc == -EINVAL)
kvm_inject_gp(&svm->vcpu, 0);
@@ -5167,6 +5167,11 @@ static void svm_deliver_avic_intr(struct kvm_vcpu *vcpu, int vec)
kvm_vcpu_wake_up(vcpu);
}
+static bool svm_dy_apicv_has_pending_interrupt(struct kvm_vcpu *vcpu)
+{
+ return false;
+}
+
static void svm_ir_list_del(struct vcpu_svm *svm, struct amd_iommu_pi_data *pi)
{
unsigned long flags;
@@ -7264,6 +7269,7 @@ static struct kvm_x86_ops svm_x86_ops __ro_after_init = {
.pmu_ops = &amd_pmu_ops,
.deliver_posted_interrupt = svm_deliver_avic_intr,
+ .dy_apicv_has_pending_interrupt = svm_dy_apicv_has_pending_interrupt,
.update_pi_irte = svm_update_pi_irte,
.setup_mce = svm_setup_mce,
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 924c2a79e4a9..4b830c0adcf8 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -6096,6 +6096,11 @@ static int vmx_sync_pir_to_irr(struct kvm_vcpu *vcpu)
return max_irr;
}
+static bool vmx_dy_apicv_has_pending_interrupt(struct kvm_vcpu *vcpu)
+{
+ return pi_test_on(vcpu_to_pi_desc(vcpu));
+}
+
static void vmx_load_eoi_exitmap(struct kvm_vcpu *vcpu, u64 *eoi_exit_bitmap)
{
if (!kvm_vcpu_apicv_active(vcpu))
@@ -7662,6 +7667,7 @@ static struct kvm_x86_ops vmx_x86_ops __ro_after_init = {
.guest_apic_has_interrupt = vmx_guest_apic_has_interrupt,
.sync_pir_to_irr = vmx_sync_pir_to_irr,
.deliver_posted_interrupt = vmx_deliver_posted_interrupt,
+ .dy_apicv_has_pending_interrupt = vmx_dy_apicv_has_pending_interrupt,
.set_tss_addr = vmx_set_tss_addr,
.set_identity_map_addr = vmx_set_identity_map_addr,
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index a8ad3a4d86b1..cbced8ff29d4 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -9641,6 +9641,22 @@ int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu)
return kvm_vcpu_running(vcpu) || kvm_vcpu_has_events(vcpu);
}
+bool kvm_arch_dy_runnable(struct kvm_vcpu *vcpu)
+{
+ if (READ_ONCE(vcpu->arch.pv.pv_unhalted))
+ return true;
+
+ if (kvm_test_request(KVM_REQ_NMI, vcpu) ||
+ kvm_test_request(KVM_REQ_SMI, vcpu) ||
+ kvm_test_request(KVM_REQ_EVENT, vcpu))
+ return true;
+
+ if (vcpu->arch.apicv_active && kvm_x86_ops->dy_apicv_has_pending_interrupt(vcpu))
+ return true;
+
+ return false;
+}
+
bool kvm_arch_vcpu_in_kernel(struct kvm_vcpu *vcpu)
{
return vcpu->arch.preempted_in_kernel;
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 46df4c6aae46..26a8b4b1b9ed 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -194,13 +194,14 @@ static inline pmd_t *vmalloc_sync_one(pgd_t *pgd, unsigned long address)
pmd = pmd_offset(pud, address);
pmd_k = pmd_offset(pud_k, address);
- if (!pmd_present(*pmd_k))
- return NULL;
- if (!pmd_present(*pmd))
+ if (pmd_present(*pmd) != pmd_present(*pmd_k))
set_pmd(pmd, *pmd_k);
+
+ if (!pmd_present(*pmd_k))
+ return NULL;
else
- BUG_ON(pmd_page(*pmd) != pmd_page(*pmd_k));
+ BUG_ON(pmd_pfn(*pmd) != pmd_pfn(*pmd_k));
return pmd_k;
}
@@ -220,17 +221,13 @@ void vmalloc_sync_all(void)
spin_lock(&pgd_lock);
list_for_each_entry(page, &pgd_list, lru) {
spinlock_t *pgt_lock;
- pmd_t *ret;
/* the pgt_lock only for Xen */
pgt_lock = &pgd_page_get_mm(page)->page_table_lock;
spin_lock(pgt_lock);
- ret = vmalloc_sync_one(page_address(page), address);
+ vmalloc_sync_one(page_address(page), address);
spin_unlock(pgt_lock);
-
- if (!ret)
- break;
}
spin_unlock(&pgd_lock);
}
diff --git a/arch/x86/purgatory/Makefile b/arch/x86/purgatory/Makefile
index 3cf302b26332..8901a1f89cf5 100644
--- a/arch/x86/purgatory/Makefile
+++ b/arch/x86/purgatory/Makefile
@@ -6,6 +6,9 @@ purgatory-y := purgatory.o stack.o setup-x86_$(BITS).o sha256.o entry64.o string
targets += $(purgatory-y)
PURGATORY_OBJS = $(addprefix $(obj)/,$(purgatory-y))
+$(obj)/string.o: $(srctree)/arch/x86/boot/compressed/string.c FORCE
+ $(call if_changed_rule,cc_o_c)
+
$(obj)/sha256.o: $(srctree)/lib/sha256.c FORCE
$(call if_changed_rule,cc_o_c)
@@ -17,11 +20,34 @@ KCOV_INSTRUMENT := n
# Default KBUILD_CFLAGS can have -pg option set when FTRACE is enabled. That
# in turn leaves some undefined symbols like __fentry__ in purgatory and not
-# sure how to relocate those. Like kexec-tools, use custom flags.
-
-KBUILD_CFLAGS := -fno-strict-aliasing -Wall -Wstrict-prototypes -fno-zero-initialized-in-bss -fno-builtin -ffreestanding -c -Os -mcmodel=large
-KBUILD_CFLAGS += -m$(BITS)
-KBUILD_CFLAGS += $(call cc-option,-fno-PIE)
+# sure how to relocate those.
+ifdef CONFIG_FUNCTION_TRACER
+CFLAGS_REMOVE_sha256.o += $(CC_FLAGS_FTRACE)
+CFLAGS_REMOVE_purgatory.o += $(CC_FLAGS_FTRACE)
+CFLAGS_REMOVE_string.o += $(CC_FLAGS_FTRACE)
+CFLAGS_REMOVE_kexec-purgatory.o += $(CC_FLAGS_FTRACE)
+endif
+
+ifdef CONFIG_STACKPROTECTOR
+CFLAGS_REMOVE_sha256.o += -fstack-protector
+CFLAGS_REMOVE_purgatory.o += -fstack-protector
+CFLAGS_REMOVE_string.o += -fstack-protector
+CFLAGS_REMOVE_kexec-purgatory.o += -fstack-protector
+endif
+
+ifdef CONFIG_STACKPROTECTOR_STRONG
+CFLAGS_REMOVE_sha256.o += -fstack-protector-strong
+CFLAGS_REMOVE_purgatory.o += -fstack-protector-strong
+CFLAGS_REMOVE_string.o += -fstack-protector-strong
+CFLAGS_REMOVE_kexec-purgatory.o += -fstack-protector-strong
+endif
+
+ifdef CONFIG_RETPOLINE
+CFLAGS_REMOVE_sha256.o += $(RETPOLINE_CFLAGS)
+CFLAGS_REMOVE_purgatory.o += $(RETPOLINE_CFLAGS)
+CFLAGS_REMOVE_string.o += $(RETPOLINE_CFLAGS)
+CFLAGS_REMOVE_kexec-purgatory.o += $(RETPOLINE_CFLAGS)
+endif
$(obj)/purgatory.ro: $(PURGATORY_OBJS) FORCE
$(call if_changed,ld)
diff --git a/arch/x86/purgatory/purgatory.c b/arch/x86/purgatory/purgatory.c
index 6d8d5a34c377..b607bda786f6 100644
--- a/arch/x86/purgatory/purgatory.c
+++ b/arch/x86/purgatory/purgatory.c
@@ -68,3 +68,9 @@ void purgatory(void)
}
copy_backup_region();
}
+
+/*
+ * Defined in order to reuse memcpy() and memset() from
+ * arch/x86/boot/compressed/string.c
+ */
+void warn(const char *msg) {}
diff --git a/arch/x86/purgatory/string.c b/arch/x86/purgatory/string.c
deleted file mode 100644
index 01ad43873ad9..000000000000
--- a/arch/x86/purgatory/string.c
+++ /dev/null
@@ -1,23 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Simple string functions.
- *
- * Copyright (C) 2014 Red Hat Inc.
- *
- * Author:
- * Vivek Goyal <vgoyal@...hat.com>
- */
-
-#include <linux/types.h>
-
-#include "../boot/string.c"
-
-void *memcpy(void *dst, const void *src, size_t len)
-{
- return __builtin_memcpy(dst, src, len);
-}
-
-void *memset(void *dst, int c, size_t len)
-{
- return __builtin_memset(dst, c, len);
-}
diff --git a/block/blk-rq-qos.c b/block/blk-rq-qos.c
index 659ccb8b693f..06d024204f50 100644
--- a/block/blk-rq-qos.c
+++ b/block/blk-rq-qos.c
@@ -202,6 +202,7 @@ static int rq_qos_wake_function(struct wait_queue_entry *curr,
return -1;
data->got_token = true;
+ smp_wmb();
list_del_init(&curr->entry);
wake_up_process(data->task);
return 1;
@@ -245,6 +246,7 @@ void rq_qos_wait(struct rq_wait *rqw, void *private_data,
prepare_to_wait_exclusive(&rqw->wait, &data.wq, TASK_UNINTERRUPTIBLE);
do {
+ /* The memory barrier in set_task_state saves us here. */
if (data.got_token)
break;
if (!has_sleeper && acquire_inflight_cb(rqw, private_data)) {
@@ -255,12 +257,14 @@ void rq_qos_wait(struct rq_wait *rqw, void *private_data,
* which means we now have two. Put our local token
* and wake anyone else potentially waiting for one.
*/
+ smp_rmb();
if (data.got_token)
cleanup_cb(rqw, private_data);
break;
}
io_schedule();
- has_sleeper = false;
+ has_sleeper = true;
+ set_current_state(TASK_UNINTERRUPTIBLE);
} while (1);
finish_wait(&rqw->wait, &data.wq);
}
diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c
index d4551e33fa71..8569b79e8b58 100644
--- a/drivers/acpi/arm64/iort.c
+++ b/drivers/acpi/arm64/iort.c
@@ -611,8 +611,8 @@ static int iort_dev_find_its_id(struct device *dev, u32 req_id,
/* Move to ITS specific data */
its = (struct acpi_iort_its_group *)node->node_data;
- if (idx > its->its_count) {
- dev_err(dev, "requested ITS ID index [%d] is greater than available [%d]\n",
+ if (idx >= its->its_count) {
+ dev_err(dev, "requested ITS ID index [%d] overruns ITS entries [%d]\n",
idx, its->its_count);
return -ENXIO;
}
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 4d1729853d1a..8b25c7b12179 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -157,8 +157,13 @@ int platform_get_irq(struct platform_device *dev, unsigned int num)
* the device will only expose one IRQ, and this fallback
* allows a common code path across either kind of resource.
*/
- if (num == 0 && has_acpi_companion(&dev->dev))
- return acpi_dev_gpio_irq_get(ACPI_COMPANION(&dev->dev), num);
+ if (num == 0 && has_acpi_companion(&dev->dev)) {
+ int ret = acpi_dev_gpio_irq_get(ACPI_COMPANION(&dev->dev), num);
+
+ /* Our callers expect -ENXIO for missing IRQs. */
+ if (ret >= 0 || ret == -EPROBE_DEFER)
+ return ret;
+ }
return -ENXIO;
#endif
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 90ebfcae0ce6..2b3103c30857 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -5417,7 +5417,7 @@ static int drbd_do_auth(struct drbd_connection *connection)
unsigned int key_len;
char secret[SHARED_SECRET_MAX]; /* 64 byte */
unsigned int resp_size;
- SHASH_DESC_ON_STACK(desc, connection->cram_hmac_tfm);
+ struct shash_desc *desc;
struct packet_info pi;
struct net_conf *nc;
int err, rv;
@@ -5430,6 +5430,13 @@ static int drbd_do_auth(struct drbd_connection *connection)
memcpy(secret, nc->shared_secret, key_len);
rcu_read_unlock();
+ desc = kmalloc(sizeof(struct shash_desc) +
+ crypto_shash_descsize(connection->cram_hmac_tfm),
+ GFP_KERNEL);
+ if (!desc) {
+ rv = -1;
+ goto fail;
+ }
desc->tfm = connection->cram_hmac_tfm;
rv = crypto_shash_setkey(connection->cram_hmac_tfm, (u8 *)secret, key_len);
@@ -5571,7 +5578,10 @@ static int drbd_do_auth(struct drbd_connection *connection)
kfree(peers_ch);
kfree(response);
kfree(right_response);
- shash_desc_zero(desc);
+ if (desc) {
+ shash_desc_zero(desc);
+ kfree(desc);
+ }
return rv;
}
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 430d31499ce9..e1739efca37e 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -893,7 +893,7 @@ static void loop_unprepare_queue(struct loop_device *lo)
static int loop_kthread_worker_fn(void *worker_ptr)
{
- current->flags |= PF_LESS_THROTTLE;
+ current->flags |= PF_LESS_THROTTLE | PF_MEMALLOC_NOIO;
return kthread_worker_fn(worker_ptr);
}
diff --git a/drivers/cpufreq/pasemi-cpufreq.c b/drivers/cpufreq/pasemi-cpufreq.c
index 6b1e4abe3248..d2f061015323 100644
--- a/drivers/cpufreq/pasemi-cpufreq.c
+++ b/drivers/cpufreq/pasemi-cpufreq.c
@@ -131,10 +131,18 @@ static int pas_cpufreq_cpu_init(struct cpufreq_policy *policy)
int err = -ENODEV;
cpu = of_get_cpu_node(policy->cpu, NULL);
+ if (!cpu)
+ goto out;
+ max_freqp = of_get_property(cpu, "clock-frequency", NULL);
of_node_put(cpu);
- if (!cpu)
+ if (!max_freqp) {
+ err = -EINVAL;
goto out;
+ }
+
+ /* we need the freq in kHz */
+ max_freq = *max_freqp / 1000;
dn = of_find_compatible_node(NULL, NULL, "1682m-sdc");
if (!dn)
@@ -171,16 +179,6 @@ static int pas_cpufreq_cpu_init(struct cpufreq_policy *policy)
}
pr_debug("init cpufreq on CPU %d\n", policy->cpu);
-
- max_freqp = of_get_property(cpu, "clock-frequency", NULL);
- if (!max_freqp) {
- err = -EINVAL;
- goto out_unmap_sdcpwr;
- }
-
- /* we need the freq in kHz */
- max_freq = *max_freqp / 1000;
-
pr_debug("max clock-frequency is at %u kHz\n", max_freq);
pr_debug("initializing frequency table\n");
@@ -198,9 +196,6 @@ static int pas_cpufreq_cpu_init(struct cpufreq_policy *policy)
return cpufreq_generic_init(policy, pas_freqs, get_gizmo_latency());
-out_unmap_sdcpwr:
- iounmap(sdcpwr_mapbase);
-
out_unmap_sdcasr:
iounmap(sdcasr_mapbase);
out:
diff --git a/drivers/crypto/ccp/ccp-crypto-aes-galois.c b/drivers/crypto/ccp/ccp-crypto-aes-galois.c
index f9fec2ddf56a..94c1ad7eeddf 100644
--- a/drivers/crypto/ccp/ccp-crypto-aes-galois.c
+++ b/drivers/crypto/ccp/ccp-crypto-aes-galois.c
@@ -58,6 +58,19 @@ static int ccp_aes_gcm_setkey(struct crypto_aead *tfm, const u8 *key,
static int ccp_aes_gcm_setauthsize(struct crypto_aead *tfm,
unsigned int authsize)
{
+ switch (authsize) {
+ case 16:
+ case 15:
+ case 14:
+ case 13:
+ case 12:
+ case 8:
+ case 4:
+ break;
+ default:
+ return -EINVAL;
+ }
+
return 0;
}
@@ -104,6 +117,7 @@ static int ccp_aes_gcm_crypt(struct aead_request *req, bool encrypt)
memset(&rctx->cmd, 0, sizeof(rctx->cmd));
INIT_LIST_HEAD(&rctx->cmd.entry);
rctx->cmd.engine = CCP_ENGINE_AES;
+ rctx->cmd.u.aes.authsize = crypto_aead_authsize(tfm);
rctx->cmd.u.aes.type = ctx->u.aes.type;
rctx->cmd.u.aes.mode = ctx->u.aes.mode;
rctx->cmd.u.aes.action = encrypt;
diff --git a/drivers/crypto/ccp/ccp-ops.c b/drivers/crypto/ccp/ccp-ops.c
index 1cbdfc08ca00..a13e8a362316 100644
--- a/drivers/crypto/ccp/ccp-ops.c
+++ b/drivers/crypto/ccp/ccp-ops.c
@@ -622,6 +622,7 @@ static int ccp_run_aes_gcm_cmd(struct ccp_cmd_queue *cmd_q,
unsigned long long *final;
unsigned int dm_offset;
+ unsigned int authsize;
unsigned int jobid;
unsigned int ilen;
bool in_place = true; /* Default value */
@@ -643,6 +644,21 @@ static int ccp_run_aes_gcm_cmd(struct ccp_cmd_queue *cmd_q,
if (!aes->key) /* Gotta have a key SGL */
return -EINVAL;
+ /* Zero defaults to 16 bytes, the maximum size */
+ authsize = aes->authsize ? aes->authsize : AES_BLOCK_SIZE;
+ switch (authsize) {
+ case 16:
+ case 15:
+ case 14:
+ case 13:
+ case 12:
+ case 8:
+ case 4:
+ break;
+ default:
+ return -EINVAL;
+ }
+
/* First, decompose the source buffer into AAD & PT,
* and the destination buffer into AAD, CT & tag, or
* the input into CT & tag.
@@ -657,7 +673,7 @@ static int ccp_run_aes_gcm_cmd(struct ccp_cmd_queue *cmd_q,
p_tag = scatterwalk_ffwd(sg_tag, p_outp, ilen);
} else {
/* Input length for decryption includes tag */
- ilen = aes->src_len - AES_BLOCK_SIZE;
+ ilen = aes->src_len - authsize;
p_tag = scatterwalk_ffwd(sg_tag, p_inp, ilen);
}
@@ -766,8 +782,7 @@ static int ccp_run_aes_gcm_cmd(struct ccp_cmd_queue *cmd_q,
while (src.sg_wa.bytes_left) {
ccp_prepare_data(&src, &dst, &op, AES_BLOCK_SIZE, true);
if (!src.sg_wa.bytes_left) {
- unsigned int nbytes = aes->src_len
- % AES_BLOCK_SIZE;
+ unsigned int nbytes = ilen % AES_BLOCK_SIZE;
if (nbytes) {
op.eom = 1;
@@ -839,19 +854,19 @@ static int ccp_run_aes_gcm_cmd(struct ccp_cmd_queue *cmd_q,
if (aes->action == CCP_AES_ACTION_ENCRYPT) {
/* Put the ciphered tag after the ciphertext. */
- ccp_get_dm_area(&final_wa, 0, p_tag, 0, AES_BLOCK_SIZE);
+ ccp_get_dm_area(&final_wa, 0, p_tag, 0, authsize);
} else {
/* Does this ciphered tag match the input? */
- ret = ccp_init_dm_workarea(&tag, cmd_q, AES_BLOCK_SIZE,
+ ret = ccp_init_dm_workarea(&tag, cmd_q, authsize,
DMA_BIDIRECTIONAL);
if (ret)
goto e_tag;
- ret = ccp_set_dm_area(&tag, 0, p_tag, 0, AES_BLOCK_SIZE);
+ ret = ccp_set_dm_area(&tag, 0, p_tag, 0, authsize);
if (ret)
goto e_tag;
ret = crypto_memneq(tag.address, final_wa.address,
- AES_BLOCK_SIZE) ? -EBADMSG : 0;
+ authsize) ? -EBADMSG : 0;
ccp_dm_free(&tag);
}
@@ -859,11 +874,11 @@ static int ccp_run_aes_gcm_cmd(struct ccp_cmd_queue *cmd_q,
ccp_dm_free(&final_wa);
e_dst:
- if (aes->src_len && !in_place)
+ if (ilen > 0 && !in_place)
ccp_free_data(&dst, cmd_q);
e_src:
- if (aes->src_len)
+ if (ilen > 0)
ccp_free_data(&src, cmd_q);
e_aad:
diff --git a/drivers/firmware/Kconfig b/drivers/firmware/Kconfig
index d40ccc3af9e2..fa7ed01415b7 100644
--- a/drivers/firmware/Kconfig
+++ b/drivers/firmware/Kconfig
@@ -157,7 +157,7 @@ config DMI_SCAN_MACHINE_NON_EFI_FALLBACK
config ISCSI_IBFT_FIND
bool "iSCSI Boot Firmware Table Attributes"
- depends on X86 && ACPI
+ depends on X86 && ISCSI_IBFT
default n
help
This option enables the kernel to find the region of memory
@@ -168,7 +168,8 @@ config ISCSI_IBFT_FIND
config ISCSI_IBFT
tristate "iSCSI Boot Firmware Table Attributes module"
select ISCSI_BOOT_SYSFS
- depends on ISCSI_IBFT_FIND && SCSI && SCSI_LOWLEVEL
+ select ISCSI_IBFT_FIND if X86
+ depends on ACPI && SCSI && SCSI_LOWLEVEL
default n
help
This option enables support for detection and exposing of iSCSI
diff --git a/drivers/firmware/iscsi_ibft.c b/drivers/firmware/iscsi_ibft.c
index ab3aa3983833..7e12cbdf957c 100644
--- a/drivers/firmware/iscsi_ibft.c
+++ b/drivers/firmware/iscsi_ibft.c
@@ -84,6 +84,10 @@ MODULE_DESCRIPTION("sysfs interface to BIOS iBFT information");
MODULE_LICENSE("GPL");
MODULE_VERSION(IBFT_ISCSI_VERSION);
+#ifndef CONFIG_ISCSI_IBFT_FIND
+struct acpi_table_ibft *ibft_addr;
+#endif
+
struct ibft_hdr {
u8 id;
u8 version;
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index ee6b646180b6..0a7adc2925e3 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -608,8 +608,10 @@ const struct dc_link_settings *dc_link_get_link_cap(
static void destruct(struct dc *dc)
{
- dc_release_state(dc->current_state);
- dc->current_state = NULL;
+ if (dc->current_state) {
+ dc_release_state(dc->current_state);
+ dc->current_state = NULL;
+ }
destroy_links(dc);
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
index a3ff33ff6da1..adf39e3b8d29 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -2284,7 +2284,7 @@ bool dc_link_set_backlight_level(const struct dc_link *link,
if (core_dc->current_state->res_ctx.pipe_ctx[i].stream) {
if (core_dc->current_state->res_ctx.
pipe_ctx[i].stream->link
- == link)
+ == link) {
/* DMCU -1 for all controller id values,
* therefore +1 here
*/
@@ -2292,6 +2292,13 @@ bool dc_link_set_backlight_level(const struct dc_link *link,
core_dc->current_state->
res_ctx.pipe_ctx[i].stream_res.tg->inst +
1;
+
+ /* Disable brightness ramping when the display is blanked
+ * as it can hang the DMCU
+ */
+ if (core_dc->current_state->res_ctx.pipe_ctx[i].plane_state == NULL)
+ frame_ramp = 0;
+ }
}
}
abm->funcs->set_backlight_level_pwm(
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
index 253311864cdd..966aa3b754c5 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
@@ -2218,11 +2218,18 @@ static void get_active_converter_info(
link->dpcd_caps.dongle_type = DISPLAY_DONGLE_NONE;
ddc_service_set_dongle_type(link->ddc,
link->dpcd_caps.dongle_type);
+ link->dpcd_caps.is_branch_dev = false;
return;
}
/* DPCD 0x5 bit 0 = 1, it indicate it's branch device */
- link->dpcd_caps.is_branch_dev = ds_port.fields.PORT_PRESENT;
+ if (ds_port.fields.PORT_TYPE == DOWNSTREAM_DP) {
+ link->dpcd_caps.is_branch_dev = false;
+ }
+
+ else {
+ link->dpcd_caps.is_branch_dev = ds_port.fields.PORT_PRESENT;
+ }
switch (ds_port.fields.PORT_TYPE) {
case DOWNSTREAM_VGA:
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
index 12142d13f22f..b459ce056b60 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -254,7 +254,7 @@ bool resource_construct(
* PORT_CONNECTIVITY == 1 (as instructed by HW team).
*/
update_num_audio(&straps, &num_audio, &pool->audio_support);
- for (i = 0; i < pool->pipe_count && i < num_audio; i++) {
+ for (i = 0; i < caps->num_audio; i++) {
struct audio *aud = create_funcs->create_audio(ctx, i);
if (aud == NULL) {
@@ -1702,6 +1702,12 @@ static struct audio *find_first_free_audio(
return pool->audios[i];
}
}
+
+ /* use engine id to find free audio */
+ if ((id < pool->audio_count) && (res_ctx->is_audio_acquired[id] == false)) {
+ return pool->audios[id];
+ }
+
/*not found the matching one, first come first serve*/
for (i = 0; i < pool->audio_count; i++) {
if (res_ctx->is_audio_acquired[i] == false) {
@@ -1866,6 +1872,7 @@ static int get_norm_pix_clk(const struct dc_crtc_timing *timing)
pix_clk /= 2;
if (timing->pixel_encoding != PIXEL_ENCODING_YCBCR422) {
switch (timing->display_color_depth) {
+ case COLOR_DEPTH_666:
case COLOR_DEPTH_888:
normalized_pix_clk = pix_clk;
break;
@@ -2012,7 +2019,7 @@ enum dc_status resource_map_pool_resources(
/* TODO: Add check if ASIC support and EDID audio */
if (!stream->converter_disable_audio &&
dc_is_audio_capable_signal(pipe_ctx->stream->signal) &&
- stream->audio_info.mode_count) {
+ stream->audio_info.mode_count && stream->audio_info.flags.all) {
pipe_ctx->stream_res.audio = find_first_free_audio(
&context->res_ctx, pool, pipe_ctx->stream_res.stream_enc->id);
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c b/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c
index 2959c3c9390b..da30ae04e82b 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c
@@ -234,6 +234,10 @@ static void dmcu_set_backlight_level(
s2 |= (backlight_8_bit << ATOM_S2_CURRENT_BL_LEVEL_SHIFT);
REG_WRITE(BIOS_SCRATCH_2, s2);
+
+ /* waitDMCUReadyForCmd */
+ REG_WAIT(MASTER_COMM_CNTL_REG, MASTER_COMM_INTERRUPT,
+ 0, 1, 80000);
}
static void dce_abm_init(struct abm *abm)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
index 9e4d70a0055e..5cc5dabf4d65 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
@@ -1120,16 +1120,7 @@ static void dcn10_init_hw(struct dc *dc)
* everything down.
*/
if (dcb->funcs->is_accelerated_mode(dcb) || dc->config.power_down_display_on_boot) {
- for (i = 0; i < dc->res_pool->pipe_count; i++) {
- struct hubp *hubp = dc->res_pool->hubps[i];
- struct dpp *dpp = dc->res_pool->dpps[i];
-
- hubp->funcs->hubp_init(hubp);
- dc->res_pool->opps[i]->mpc_tree_params.opp_id = dc->res_pool->opps[i]->inst;
- plane_atomic_power_down(dc, dpp, hubp);
- }
-
- apply_DEGVIDCN10_253_wa(dc);
+ dc->hwss.init_pipes(dc, dc->current_state);
}
for (i = 0; i < dc->res_pool->audio_count; i++) {
@@ -1298,10 +1289,6 @@ static bool dcn10_set_input_transfer_func(struct pipe_ctx *pipe_ctx,
return result;
}
-
-
-
-
static bool
dcn10_set_output_transfer_func(struct pipe_ctx *pipe_ctx,
const struct dc_stream_state *stream)
@@ -2416,6 +2403,12 @@ static void dcn10_apply_ctx_for_surface(
if (removed_pipe[i])
dcn10_disable_plane(dc, &dc->current_state->res_ctx.pipe_ctx[i]);
+ for (i = 0; i < dc->res_pool->pipe_count; i++)
+ if (removed_pipe[i]) {
+ dc->hwss.optimize_bandwidth(dc, context);
+ break;
+ }
+
if (dc->hwseq->wa.DEGVIDCN10_254)
hubbub1_wm_change_req_wa(dc->res_pool->hubbub);
}
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
index 7eccb54c421d..aac52eed6b2a 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
@@ -512,7 +512,7 @@ static const struct resource_caps rv2_res_cap = {
.num_audio = 3,
.num_stream_encoder = 3,
.num_pll = 3,
- .num_ddc = 3,
+ .num_ddc = 4,
};
#endif
diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_types.h b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
index 6f5ab05d6467..6f0cc718fbd7 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/core_types.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
@@ -169,7 +169,7 @@ struct resource_pool {
struct clock_source *clock_sources[MAX_CLOCK_SOURCES];
unsigned int clk_src_count;
- struct audio *audios[MAX_PIPES];
+ struct audio *audios[MAX_AUDIOS];
unsigned int audio_count;
struct audio_support audio_support;
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h b/drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h
index 4c8e2c6fb6db..72266efd826c 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/hw_shared.h
@@ -34,6 +34,7 @@
* Data types shared between different Virtual HW blocks
******************************************************************************/
+#define MAX_AUDIOS 7
#define MAX_PIPES 6
struct gamma_curve {
diff --git a/drivers/gpu/drm/drm_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c
index d8d75e25f6fb..45f6f11a88a7 100644
--- a/drivers/gpu/drm/drm_framebuffer.c
+++ b/drivers/gpu/drm/drm_framebuffer.c
@@ -830,7 +830,7 @@ static int atomic_remove_fb(struct drm_framebuffer *fb)
struct drm_device *dev = fb->dev;
struct drm_atomic_state *state;
struct drm_plane *plane;
- struct drm_connector *conn;
+ struct drm_connector *conn __maybe_unused;
struct drm_connector_state *conn_state;
int i, ret;
unsigned plane_mask;
diff --git a/drivers/gpu/drm/i915/vlv_dsi_pll.c b/drivers/gpu/drm/i915/vlv_dsi_pll.c
index 5e7b1fb2db5d..8ea1c927dbad 100644
--- a/drivers/gpu/drm/i915/vlv_dsi_pll.c
+++ b/drivers/gpu/drm/i915/vlv_dsi_pll.c
@@ -394,8 +394,8 @@ static void glk_dsi_program_esc_clock(struct drm_device *dev,
else
txesc2_div = 10;
- I915_WRITE(MIPIO_TXESC_CLK_DIV1, txesc1_div & GLK_TX_ESC_CLK_DIV1_MASK);
- I915_WRITE(MIPIO_TXESC_CLK_DIV2, txesc2_div & GLK_TX_ESC_CLK_DIV2_MASK);
+ I915_WRITE(MIPIO_TXESC_CLK_DIV1, (1 << (txesc1_div - 1)) & GLK_TX_ESC_CLK_DIV1_MASK);
+ I915_WRITE(MIPIO_TXESC_CLK_DIV2, (1 << (txesc2_div - 1)) & GLK_TX_ESC_CLK_DIV2_MASK);
}
/* Program BXT Mipi clocks and dividers */
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
index 0ea150196659..c62f7abcf509 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -2226,8 +2226,6 @@ int dpu_encoder_setup(struct drm_device *dev, struct drm_encoder *enc,
if (ret)
goto fail;
- spin_lock_init(&dpu_enc->enc_spinlock);
-
atomic_set(&dpu_enc->frame_done_timeout_ms, 0);
timer_setup(&dpu_enc->frame_done_timer,
dpu_encoder_frame_done_timeout, 0);
@@ -2281,6 +2279,7 @@ struct drm_encoder *dpu_encoder_init(struct drm_device *dev,
drm_encoder_helper_add(&dpu_enc->base, &dpu_encoder_helper_funcs);
+ spin_lock_init(&dpu_enc->enc_spinlock);
dpu_enc->enabled = false;
return &dpu_enc->base;
diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index 93942063b51b..49dd2d905c7f 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -585,10 +585,14 @@ static void sony_set_leds(struct sony_sc *sc);
static inline void sony_schedule_work(struct sony_sc *sc,
enum sony_worker which)
{
+ unsigned long flags;
+
switch (which) {
case SONY_WORKER_STATE:
- if (!sc->defer_initialization)
+ spin_lock_irqsave(&sc->lock, flags);
+ if (!sc->defer_initialization && sc->state_worker_initialized)
schedule_work(&sc->state_worker);
+ spin_unlock_irqrestore(&sc->lock, flags);
break;
case SONY_WORKER_HOTPLUG:
if (sc->hotplug_worker_initialized)
@@ -2558,13 +2562,18 @@ static inline void sony_init_output_report(struct sony_sc *sc,
static inline void sony_cancel_work_sync(struct sony_sc *sc)
{
+ unsigned long flags;
+
if (sc->hotplug_worker_initialized)
cancel_work_sync(&sc->hotplug_worker);
- if (sc->state_worker_initialized)
+ if (sc->state_worker_initialized) {
+ spin_lock_irqsave(&sc->lock, flags);
+ sc->state_worker_initialized = 0;
+ spin_unlock_irqrestore(&sc->lock, flags);
cancel_work_sync(&sc->state_worker);
+ }
}
-
static int sony_input_configured(struct hid_device *hdev,
struct hid_input *hidinput)
{
diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c
index 3fb9c0a2d6d0..ce5ec403ec73 100644
--- a/drivers/hwmon/lm75.c
+++ b/drivers/hwmon/lm75.c
@@ -343,7 +343,7 @@ lm75_probe(struct i2c_client *client, const struct i2c_device_id *id)
data->sample_time = MSEC_PER_SEC / 2;
break;
case tmp75b: /* not one-shot mode, Conversion rate 37Hz */
- clr_mask |= 1 << 15 | 0x3 << 13;
+ clr_mask |= 1 << 7 | 0x3 << 5;
data->resolution = 12;
data->sample_time = MSEC_PER_SEC / 37;
break;
diff --git a/drivers/hwmon/nct6775.c b/drivers/hwmon/nct6775.c
index e7dff5febe16..d42bc0883a32 100644
--- a/drivers/hwmon/nct6775.c
+++ b/drivers/hwmon/nct6775.c
@@ -852,7 +852,7 @@ static const u16 NCT6106_REG_TARGET[] = { 0x111, 0x121, 0x131 };
static const u16 NCT6106_REG_WEIGHT_TEMP_SEL[] = { 0x168, 0x178, 0x188 };
static const u16 NCT6106_REG_WEIGHT_TEMP_STEP[] = { 0x169, 0x179, 0x189 };
static const u16 NCT6106_REG_WEIGHT_TEMP_STEP_TOL[] = { 0x16a, 0x17a, 0x18a };
-static const u16 NCT6106_REG_WEIGHT_DUTY_STEP[] = { 0x16b, 0x17b, 0x17c };
+static const u16 NCT6106_REG_WEIGHT_DUTY_STEP[] = { 0x16b, 0x17b, 0x18b };
static const u16 NCT6106_REG_WEIGHT_TEMP_BASE[] = { 0x16c, 0x17c, 0x18c };
static const u16 NCT6106_REG_WEIGHT_DUTY_BASE[] = { 0x16d, 0x17d, 0x18d };
@@ -3764,6 +3764,7 @@ static int nct6775_probe(struct platform_device *pdev)
data->REG_FAN_TIME[0] = NCT6106_REG_FAN_STOP_TIME;
data->REG_FAN_TIME[1] = NCT6106_REG_FAN_STEP_UP_TIME;
data->REG_FAN_TIME[2] = NCT6106_REG_FAN_STEP_DOWN_TIME;
+ data->REG_TOLERANCE_H = NCT6106_REG_TOLERANCE_H;
data->REG_PWM[0] = NCT6106_REG_PWM;
data->REG_PWM[1] = NCT6106_REG_FAN_START_OUTPUT;
data->REG_PWM[2] = NCT6106_REG_FAN_STOP_OUTPUT;
diff --git a/drivers/hwmon/nct7802.c b/drivers/hwmon/nct7802.c
index ec7bcf8d7cd6..f3dd2a17bd42 100644
--- a/drivers/hwmon/nct7802.c
+++ b/drivers/hwmon/nct7802.c
@@ -704,7 +704,7 @@ static struct attribute *nct7802_in_attrs[] = {
&sensor_dev_attr_in3_alarm.dev_attr.attr,
&sensor_dev_attr_in3_beep.dev_attr.attr,
- &sensor_dev_attr_in4_input.dev_attr.attr, /* 17 */
+ &sensor_dev_attr_in4_input.dev_attr.attr, /* 16 */
&sensor_dev_attr_in4_min.dev_attr.attr,
&sensor_dev_attr_in4_max.dev_attr.attr,
&sensor_dev_attr_in4_alarm.dev_attr.attr,
@@ -730,9 +730,9 @@ static umode_t nct7802_in_is_visible(struct kobject *kobj,
if (index >= 6 && index < 11 && (reg & 0x03) != 0x03) /* VSEN1 */
return 0;
- if (index >= 11 && index < 17 && (reg & 0x0c) != 0x0c) /* VSEN2 */
+ if (index >= 11 && index < 16 && (reg & 0x0c) != 0x0c) /* VSEN2 */
return 0;
- if (index >= 17 && (reg & 0x30) != 0x30) /* VSEN3 */
+ if (index >= 16 && (reg & 0x30) != 0x30) /* VSEN3 */
return 0;
return attr->mode;
diff --git a/drivers/hwmon/occ/common.c b/drivers/hwmon/occ/common.c
index 13a6290c8d25..f02aa403332c 100644
--- a/drivers/hwmon/occ/common.c
+++ b/drivers/hwmon/occ/common.c
@@ -402,8 +402,10 @@ static ssize_t occ_show_power_1(struct device *dev,
static u64 occ_get_powr_avg(u64 *accum, u32 *samples)
{
- return div64_u64(get_unaligned_be64(accum) * 1000000ULL,
- get_unaligned_be32(samples));
+ u64 divisor = get_unaligned_be32(samples);
+
+ return (divisor == 0) ? 0 :
+ div64_u64(get_unaligned_be64(accum) * 1000000ULL, divisor);
}
static ssize_t occ_show_power_2(struct device *dev,
diff --git a/drivers/hwtracing/coresight/coresight-etm-perf.c b/drivers/hwtracing/coresight/coresight-etm-perf.c
index 3c6294432748..1ef098ff27c3 100644
--- a/drivers/hwtracing/coresight/coresight-etm-perf.c
+++ b/drivers/hwtracing/coresight/coresight-etm-perf.c
@@ -544,6 +544,7 @@ int etm_perf_add_symlink_sink(struct coresight_device *csdev)
/* See function coresight_get_sink_by_id() to know where this is used */
hash = hashlen_hash(hashlen_string(NULL, name));
+ sysfs_attr_init(&ea->attr.attr);
ea->attr.attr.name = devm_kstrdup(pdev, name, GFP_KERNEL);
if (!ea->attr.attr.name)
return -ENOMEM;
diff --git a/drivers/iio/accel/cros_ec_accel_legacy.c b/drivers/iio/accel/cros_ec_accel_legacy.c
index 46bb2e421bb9..ad19d9c716f4 100644
--- a/drivers/iio/accel/cros_ec_accel_legacy.c
+++ b/drivers/iio/accel/cros_ec_accel_legacy.c
@@ -319,7 +319,6 @@ static const struct iio_chan_spec_ext_info cros_ec_accel_legacy_ext_info[] = {
.modified = 1, \
.info_mask_separate = \
BIT(IIO_CHAN_INFO_RAW) | \
- BIT(IIO_CHAN_INFO_SCALE) | \
BIT(IIO_CHAN_INFO_CALIBBIAS), \
.info_mask_shared_by_all = BIT(IIO_CHAN_INFO_SCALE), \
.ext_info = cros_ec_accel_legacy_ext_info, \
diff --git a/drivers/iio/adc/ingenic-adc.c b/drivers/iio/adc/ingenic-adc.c
index 92b1d5037ac9..e234970b7150 100644
--- a/drivers/iio/adc/ingenic-adc.c
+++ b/drivers/iio/adc/ingenic-adc.c
@@ -11,6 +11,7 @@
#include <linux/iio/iio.h>
#include <linux/io.h>
#include <linux/iopoll.h>
+#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/platform_device.h>
@@ -22,8 +23,11 @@
#define JZ_ADC_REG_ADTCH 0x18
#define JZ_ADC_REG_ADBDAT 0x1c
#define JZ_ADC_REG_ADSDAT 0x20
+#define JZ_ADC_REG_ADCLK 0x28
#define JZ_ADC_REG_CFG_BAT_MD BIT(4)
+#define JZ_ADC_REG_ADCLK_CLKDIV_LSB 0
+#define JZ_ADC_REG_ADCLK_CLKDIV10US_LSB 16
#define JZ_ADC_AUX_VREF 3300
#define JZ_ADC_AUX_VREF_BITS 12
@@ -34,6 +38,8 @@
#define JZ4740_ADC_BATTERY_HIGH_VREF (7500 * 0.986)
#define JZ4740_ADC_BATTERY_HIGH_VREF_BITS 12
+struct ingenic_adc;
+
struct ingenic_adc_soc_data {
unsigned int battery_high_vref;
unsigned int battery_high_vref_bits;
@@ -41,6 +47,7 @@ struct ingenic_adc_soc_data {
size_t battery_raw_avail_size;
const int *battery_scale_avail;
size_t battery_scale_avail_size;
+ int (*init_clk_div)(struct device *dev, struct ingenic_adc *adc);
};
struct ingenic_adc {
@@ -151,6 +158,42 @@ static const int jz4740_adc_battery_scale_avail[] = {
JZ_ADC_BATTERY_LOW_VREF, JZ_ADC_BATTERY_LOW_VREF_BITS,
};
+static int jz4725b_adc_init_clk_div(struct device *dev, struct ingenic_adc *adc)
+{
+ struct clk *parent_clk;
+ unsigned long parent_rate, rate;
+ unsigned int div_main, div_10us;
+
+ parent_clk = clk_get_parent(adc->clk);
+ if (!parent_clk) {
+ dev_err(dev, "ADC clock has no parent\n");
+ return -ENODEV;
+ }
+ parent_rate = clk_get_rate(parent_clk);
+
+ /*
+ * The JZ4725B ADC works at 500 kHz to 8 MHz.
+ * We pick the highest rate possible.
+ * In practice we typically get 6 MHz, half of the 12 MHz EXT clock.
+ */
+ div_main = DIV_ROUND_UP(parent_rate, 8000000);
+ div_main = clamp(div_main, 1u, 64u);
+ rate = parent_rate / div_main;
+ if (rate < 500000 || rate > 8000000) {
+ dev_err(dev, "No valid divider for ADC main clock\n");
+ return -EINVAL;
+ }
+
+ /* We also need a divider that produces a 10us clock. */
+ div_10us = DIV_ROUND_UP(rate, 100000);
+
+ writel(((div_10us - 1) << JZ_ADC_REG_ADCLK_CLKDIV10US_LSB) |
+ (div_main - 1) << JZ_ADC_REG_ADCLK_CLKDIV_LSB,
+ adc->base + JZ_ADC_REG_ADCLK);
+
+ return 0;
+}
+
static const struct ingenic_adc_soc_data jz4725b_adc_soc_data = {
.battery_high_vref = JZ4725B_ADC_BATTERY_HIGH_VREF,
.battery_high_vref_bits = JZ4725B_ADC_BATTERY_HIGH_VREF_BITS,
@@ -158,6 +201,7 @@ static const struct ingenic_adc_soc_data jz4725b_adc_soc_data = {
.battery_raw_avail_size = ARRAY_SIZE(jz4725b_adc_battery_raw_avail),
.battery_scale_avail = jz4725b_adc_battery_scale_avail,
.battery_scale_avail_size = ARRAY_SIZE(jz4725b_adc_battery_scale_avail),
+ .init_clk_div = jz4725b_adc_init_clk_div,
};
static const struct ingenic_adc_soc_data jz4740_adc_soc_data = {
@@ -167,6 +211,7 @@ static const struct ingenic_adc_soc_data jz4740_adc_soc_data = {
.battery_raw_avail_size = ARRAY_SIZE(jz4740_adc_battery_raw_avail),
.battery_scale_avail = jz4740_adc_battery_scale_avail,
.battery_scale_avail_size = ARRAY_SIZE(jz4740_adc_battery_scale_avail),
+ .init_clk_div = NULL, /* no ADCLK register on JZ4740 */
};
static int ingenic_adc_read_avail(struct iio_dev *iio_dev,
@@ -317,6 +362,15 @@ static int ingenic_adc_probe(struct platform_device *pdev)
return ret;
}
+ /* Set clock dividers. */
+ if (soc_data->init_clk_div) {
+ ret = soc_data->init_clk_div(dev, adc);
+ if (ret) {
+ clk_disable_unprepare(adc->clk);
+ return ret;
+ }
+ }
+
/* Put hardware in a known passive state. */
writeb(0x00, adc->base + JZ_ADC_REG_ENABLE);
writeb(0xff, adc->base + JZ_ADC_REG_CTRL);
diff --git a/drivers/iio/adc/max9611.c b/drivers/iio/adc/max9611.c
index 917223d5ff5b..0e3c6529fc4c 100644
--- a/drivers/iio/adc/max9611.c
+++ b/drivers/iio/adc/max9611.c
@@ -83,7 +83,7 @@
#define MAX9611_TEMP_MAX_POS 0x7f80
#define MAX9611_TEMP_MAX_NEG 0xff80
#define MAX9611_TEMP_MIN_NEG 0xd980
-#define MAX9611_TEMP_MASK GENMASK(7, 15)
+#define MAX9611_TEMP_MASK GENMASK(15, 7)
#define MAX9611_TEMP_SHIFT 0x07
#define MAX9611_TEMP_RAW(_r) ((_r) >> MAX9611_TEMP_SHIFT)
#define MAX9611_TEMP_SCALE_NUM 1000000
diff --git a/drivers/iio/adc/rcar-gyroadc.c b/drivers/iio/adc/rcar-gyroadc.c
index 2c0d0316d149..b373acce5927 100644
--- a/drivers/iio/adc/rcar-gyroadc.c
+++ b/drivers/iio/adc/rcar-gyroadc.c
@@ -382,7 +382,7 @@ static int rcar_gyroadc_parse_subdevs(struct iio_dev *indio_dev)
dev_err(dev,
"Only %i channels supported with %pOFn, but reg = <%i>.\n",
num_channels, child, reg);
- return ret;
+ return -EINVAL;
}
}
@@ -391,7 +391,7 @@ static int rcar_gyroadc_parse_subdevs(struct iio_dev *indio_dev)
dev_err(dev,
"Channel %i uses different ADC mode than the rest.\n",
reg);
- return ret;
+ return -EINVAL;
}
/* Channel is valid, grab the regulator. */
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
index 53a59957cc54..8a704cd5bddb 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
@@ -845,6 +845,25 @@ static const struct iio_chan_spec inv_mpu_channels[] = {
INV_MPU6050_CHAN(IIO_ACCEL, IIO_MOD_Z, INV_MPU6050_SCAN_ACCL_Z),
};
+static const unsigned long inv_mpu_scan_masks[] = {
+ /* 3-axis accel */
+ BIT(INV_MPU6050_SCAN_ACCL_X)
+ | BIT(INV_MPU6050_SCAN_ACCL_Y)
+ | BIT(INV_MPU6050_SCAN_ACCL_Z),
+ /* 3-axis gyro */
+ BIT(INV_MPU6050_SCAN_GYRO_X)
+ | BIT(INV_MPU6050_SCAN_GYRO_Y)
+ | BIT(INV_MPU6050_SCAN_GYRO_Z),
+ /* 6-axis accel + gyro */
+ BIT(INV_MPU6050_SCAN_ACCL_X)
+ | BIT(INV_MPU6050_SCAN_ACCL_Y)
+ | BIT(INV_MPU6050_SCAN_ACCL_Z)
+ | BIT(INV_MPU6050_SCAN_GYRO_X)
+ | BIT(INV_MPU6050_SCAN_GYRO_Y)
+ | BIT(INV_MPU6050_SCAN_GYRO_Z),
+ 0,
+};
+
static const struct iio_chan_spec inv_icm20602_channels[] = {
IIO_CHAN_SOFT_TIMESTAMP(INV_ICM20602_SCAN_TIMESTAMP),
{
@@ -871,6 +890,28 @@ static const struct iio_chan_spec inv_icm20602_channels[] = {
INV_MPU6050_CHAN(IIO_ACCEL, IIO_MOD_Z, INV_ICM20602_SCAN_ACCL_Z),
};
+static const unsigned long inv_icm20602_scan_masks[] = {
+ /* 3-axis accel + temp (mandatory) */
+ BIT(INV_ICM20602_SCAN_ACCL_X)
+ | BIT(INV_ICM20602_SCAN_ACCL_Y)
+ | BIT(INV_ICM20602_SCAN_ACCL_Z)
+ | BIT(INV_ICM20602_SCAN_TEMP),
+ /* 3-axis gyro + temp (mandatory) */
+ BIT(INV_ICM20602_SCAN_GYRO_X)
+ | BIT(INV_ICM20602_SCAN_GYRO_Y)
+ | BIT(INV_ICM20602_SCAN_GYRO_Z)
+ | BIT(INV_ICM20602_SCAN_TEMP),
+ /* 6-axis accel + gyro + temp (mandatory) */
+ BIT(INV_ICM20602_SCAN_ACCL_X)
+ | BIT(INV_ICM20602_SCAN_ACCL_Y)
+ | BIT(INV_ICM20602_SCAN_ACCL_Z)
+ | BIT(INV_ICM20602_SCAN_GYRO_X)
+ | BIT(INV_ICM20602_SCAN_GYRO_Y)
+ | BIT(INV_ICM20602_SCAN_GYRO_Z)
+ | BIT(INV_ICM20602_SCAN_TEMP),
+ 0,
+};
+
/*
* The user can choose any frequency between INV_MPU6050_MIN_FIFO_RATE and
* INV_MPU6050_MAX_FIFO_RATE, but only these frequencies are matched by the
@@ -1130,9 +1171,11 @@ int inv_mpu_core_probe(struct regmap *regmap, int irq, const char *name,
if (chip_type == INV_ICM20602) {
indio_dev->channels = inv_icm20602_channels;
indio_dev->num_channels = ARRAY_SIZE(inv_icm20602_channels);
+ indio_dev->available_scan_masks = inv_icm20602_scan_masks;
} else {
indio_dev->channels = inv_mpu_channels;
indio_dev->num_channels = ARRAY_SIZE(inv_mpu_channels);
+ indio_dev->available_scan_masks = inv_mpu_scan_masks;
}
indio_dev->info = &mpu_info;
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index a4345052abd2..a47c7add4e0e 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -1807,6 +1807,30 @@ static int elantech_create_smbus(struct psmouse *psmouse,
leave_breadcrumbs);
}
+static bool elantech_use_host_notify(struct psmouse *psmouse,
+ struct elantech_device_info *info)
+{
+ if (ETP_NEW_IC_SMBUS_HOST_NOTIFY(info->fw_version))
+ return true;
+
+ switch (info->bus) {
+ case ETP_BUS_PS2_ONLY:
+ /* expected case */
+ break;
+ case ETP_BUS_SMB_HST_NTFY_ONLY:
+ case ETP_BUS_PS2_SMB_HST_NTFY:
+ /* SMbus implementation is stable since 2018 */
+ if (dmi_get_bios_year() >= 2018)
+ return true;
+ default:
+ psmouse_dbg(psmouse,
+ "Ignoring SMBus bus provider %d\n", info->bus);
+ break;
+ }
+
+ return false;
+}
+
/**
* elantech_setup_smbus - called once the PS/2 devices are enumerated
* and decides to instantiate a SMBus InterTouch device.
@@ -1826,7 +1850,7 @@ static int elantech_setup_smbus(struct psmouse *psmouse,
* i2c_blacklist_pnp_ids.
* Old ICs are up to the user to decide.
*/
- if (!ETP_NEW_IC_SMBUS_HOST_NOTIFY(info->fw_version) ||
+ if (!elantech_use_host_notify(psmouse, info) ||
psmouse_matches_pnp_id(psmouse, i2c_blacklist_pnp_ids))
return -ENXIO;
}
@@ -1846,34 +1870,6 @@ static int elantech_setup_smbus(struct psmouse *psmouse,
return 0;
}
-static bool elantech_use_host_notify(struct psmouse *psmouse,
- struct elantech_device_info *info)
-{
- if (ETP_NEW_IC_SMBUS_HOST_NOTIFY(info->fw_version))
- return true;
-
- switch (info->bus) {
- case ETP_BUS_PS2_ONLY:
- /* expected case */
- break;
- case ETP_BUS_SMB_ALERT_ONLY:
- /* fall-through */
- case ETP_BUS_PS2_SMB_ALERT:
- psmouse_dbg(psmouse, "Ignoring SMBus provider through alert protocol.\n");
- break;
- case ETP_BUS_SMB_HST_NTFY_ONLY:
- /* fall-through */
- case ETP_BUS_PS2_SMB_HST_NTFY:
- return true;
- default:
- psmouse_dbg(psmouse,
- "Ignoring SMBus bus provider %d.\n",
- info->bus);
- }
-
- return false;
-}
-
int elantech_init_smbus(struct psmouse *psmouse)
{
struct elantech_device_info info;
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 7f8f4780b511..c0e188cd3811 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -182,6 +182,7 @@ static const char * const smbus_pnp_ids[] = {
"LEN2055", /* E580 */
"SYN3052", /* HP EliteBook 840 G4 */
"SYN3221", /* HP 15-ay000 */
+ "SYN323d", /* HP Spectre X360 13-w013dx */
NULL
};
diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c
index a2cec6cacf57..16d70201de4a 100644
--- a/drivers/input/touchscreen/usbtouchscreen.c
+++ b/drivers/input/touchscreen/usbtouchscreen.c
@@ -1659,6 +1659,8 @@ static int usbtouch_probe(struct usb_interface *intf,
if (!usbtouch || !input_dev)
goto out_free;
+ mutex_init(&usbtouch->pm_mutex);
+
type = &usbtouch_dev_info[id->driver_info];
usbtouch->type = type;
if (!type->process_pkt)
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 2101601adf57..1ad24367373f 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -1900,7 +1900,6 @@ static int domain_init(struct dmar_domain *domain, struct intel_iommu *iommu,
static void domain_exit(struct dmar_domain *domain)
{
- struct page *freelist;
/* Remove associated devices and clear attached or cached domains */
rcu_read_lock();
@@ -1910,9 +1909,12 @@ static void domain_exit(struct dmar_domain *domain)
/* destroy iovas */
put_iova_domain(&domain->iovad);
- freelist = domain_unmap(domain, 0, DOMAIN_MAX_PFN(domain->gaw));
+ if (domain->pgd) {
+ struct page *freelist;
- dma_free_pagelist(freelist);
+ freelist = domain_unmap(domain, 0, DOMAIN_MAX_PFN(domain->gaw));
+ dma_free_pagelist(freelist);
+ }
free_domain_mem(domain);
}
diff --git a/drivers/mmc/host/cavium.c b/drivers/mmc/host/cavium.c
index ed5cefb83768..89deb451e0ac 100644
--- a/drivers/mmc/host/cavium.c
+++ b/drivers/mmc/host/cavium.c
@@ -374,6 +374,7 @@ static int finish_dma_single(struct cvm_mmc_host *host, struct mmc_data *data)
{
data->bytes_xfered = data->blocks * data->blksz;
data->error = 0;
+ dma_unmap_sg(host->dev, data->sg, data->sg_len, get_dma_dir(data));
return 1;
}
@@ -1046,7 +1047,8 @@ int cvm_mmc_of_slot_probe(struct device *dev, struct cvm_mmc_host *host)
mmc->max_segs = 1;
/* DMA size field can address up to 8 MB */
- mmc->max_seg_size = 8 * 1024 * 1024;
+ mmc->max_seg_size = min_t(unsigned int, 8 * 1024 * 1024,
+ dma_get_max_seg_size(host->dev));
mmc->max_req_size = mmc->max_seg_size;
/* External DMA is in 512 byte blocks */
mmc->max_blk_size = 512;
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index f2fe344593d5..fcec8bcb53d6 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -400,9 +400,10 @@ static void flexcan_enable_wakeup_irq(struct flexcan_priv *priv, bool enable)
priv->write(reg_mcr, ®s->mcr);
}
-static inline void flexcan_enter_stop_mode(struct flexcan_priv *priv)
+static inline int flexcan_enter_stop_mode(struct flexcan_priv *priv)
{
struct flexcan_regs __iomem *regs = priv->regs;
+ unsigned int ackval;
u32 reg_mcr;
reg_mcr = priv->read(®s->mcr);
@@ -412,20 +413,37 @@ static inline void flexcan_enter_stop_mode(struct flexcan_priv *priv)
/* enable stop request */
regmap_update_bits(priv->stm.gpr, priv->stm.req_gpr,
1 << priv->stm.req_bit, 1 << priv->stm.req_bit);
+
+ /* get stop acknowledgment */
+ if (regmap_read_poll_timeout(priv->stm.gpr, priv->stm.ack_gpr,
+ ackval, ackval & (1 << priv->stm.ack_bit),
+ 0, FLEXCAN_TIMEOUT_US))
+ return -ETIMEDOUT;
+
+ return 0;
}
-static inline void flexcan_exit_stop_mode(struct flexcan_priv *priv)
+static inline int flexcan_exit_stop_mode(struct flexcan_priv *priv)
{
struct flexcan_regs __iomem *regs = priv->regs;
+ unsigned int ackval;
u32 reg_mcr;
/* remove stop request */
regmap_update_bits(priv->stm.gpr, priv->stm.req_gpr,
1 << priv->stm.req_bit, 0);
+ /* get stop acknowledgment */
+ if (regmap_read_poll_timeout(priv->stm.gpr, priv->stm.ack_gpr,
+ ackval, !(ackval & (1 << priv->stm.ack_bit)),
+ 0, FLEXCAN_TIMEOUT_US))
+ return -ETIMEDOUT;
+
reg_mcr = priv->read(®s->mcr);
reg_mcr &= ~FLEXCAN_MCR_SLF_WAK;
priv->write(reg_mcr, ®s->mcr);
+
+ return 0;
}
static inline void flexcan_error_irq_enable(const struct flexcan_priv *priv)
@@ -1437,10 +1455,10 @@ static int flexcan_setup_stop_mode(struct platform_device *pdev)
priv = netdev_priv(dev);
priv->stm.gpr = syscon_node_to_regmap(gpr_np);
- of_node_put(gpr_np);
if (IS_ERR(priv->stm.gpr)) {
dev_dbg(&pdev->dev, "could not find gpr regmap\n");
- return PTR_ERR(priv->stm.gpr);
+ ret = PTR_ERR(priv->stm.gpr);
+ goto out_put_node;
}
priv->stm.req_gpr = out_val[1];
@@ -1455,7 +1473,9 @@ static int flexcan_setup_stop_mode(struct platform_device *pdev)
device_set_wakeup_capable(&pdev->dev, true);
- return 0;
+out_put_node:
+ of_node_put(gpr_np);
+ return ret;
}
static const struct of_device_id flexcan_of_match[] = {
@@ -1612,7 +1632,9 @@ static int __maybe_unused flexcan_suspend(struct device *device)
*/
if (device_may_wakeup(device)) {
enable_irq_wake(dev->irq);
- flexcan_enter_stop_mode(priv);
+ err = flexcan_enter_stop_mode(priv);
+ if (err)
+ return err;
} else {
err = flexcan_chip_disable(priv);
if (err)
@@ -1662,10 +1684,13 @@ static int __maybe_unused flexcan_noirq_resume(struct device *device)
{
struct net_device *dev = dev_get_drvdata(device);
struct flexcan_priv *priv = netdev_priv(dev);
+ int err;
if (netif_running(dev) && device_may_wakeup(device)) {
flexcan_enable_wakeup_irq(priv, false);
- flexcan_exit_stop_mode(priv);
+ err = flexcan_exit_stop_mode(priv);
+ if (err)
+ return err;
}
return 0;
diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c
index 05410008aa6b..de34a4b82d4a 100644
--- a/drivers/net/can/rcar/rcar_canfd.c
+++ b/drivers/net/can/rcar/rcar_canfd.c
@@ -1508,10 +1508,11 @@ static int rcar_canfd_rx_poll(struct napi_struct *napi, int quota)
/* All packets processed */
if (num_pkts < quota) {
- napi_complete_done(napi, num_pkts);
- /* Enable Rx FIFO interrupts */
- rcar_canfd_set_bit(priv->base, RCANFD_RFCC(ridx),
- RCANFD_RFCC_RFIE);
+ if (napi_complete_done(napi, num_pkts)) {
+ /* Enable Rx FIFO interrupts */
+ rcar_canfd_set_bit(priv->base, RCANFD_RFCC(ridx),
+ RCANFD_RFCC_RFIE);
+ }
}
return num_pkts;
}
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_core.c b/drivers/net/can/usb/peak_usb/pcan_usb_core.c
index 458154c9b482..22b9c8e6d040 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb_core.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb_core.c
@@ -568,16 +568,16 @@ static int peak_usb_ndo_stop(struct net_device *netdev)
dev->state &= ~PCAN_USB_STATE_STARTED;
netif_stop_queue(netdev);
+ close_candev(netdev);
+
+ dev->can.state = CAN_STATE_STOPPED;
+
/* unlink all pending urbs and free used memory */
peak_usb_unlink_all_urbs(dev);
if (dev->adapter->dev_stop)
dev->adapter->dev_stop(dev);
- close_candev(netdev);
-
- dev->can.state = CAN_STATE_STOPPED;
-
/* can set bus off now */
if (dev->adapter->dev_set_bus) {
int err = dev->adapter->dev_set_bus(dev, 0);
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
index 34761c3a6286..47cc1ff5b88e 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
@@ -841,7 +841,7 @@ static int pcan_usb_fd_init(struct peak_usb_device *dev)
goto err_out;
/* allocate command buffer once for all for the interface */
- pdev->cmd_buffer_addr = kmalloc(PCAN_UFD_CMD_BUFFER_SIZE,
+ pdev->cmd_buffer_addr = kzalloc(PCAN_UFD_CMD_BUFFER_SIZE,
GFP_KERNEL);
if (!pdev->cmd_buffer_addr)
goto err_out_1;
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_pro.c b/drivers/net/can/usb/peak_usb/pcan_usb_pro.c
index 178bb7cff0c1..53cb2f72bdd0 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb_pro.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb_pro.c
@@ -494,7 +494,7 @@ static int pcan_usb_pro_drv_loaded(struct peak_usb_device *dev, int loaded)
u8 *buffer;
int err;
- buffer = kmalloc(PCAN_USBPRO_FCT_DRVLD_REQ_LEN, GFP_KERNEL);
+ buffer = kzalloc(PCAN_USBPRO_FCT_DRVLD_REQ_LEN, GFP_KERNEL);
if (!buffer)
return -ENOMEM;
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c
index cfaf8f618d1f..56742fa0c1af 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c
@@ -67,7 +67,8 @@ static struct ch_tc_pedit_fields pedits[] = {
static struct ch_tc_flower_entry *allocate_flower_entry(void)
{
struct ch_tc_flower_entry *new = kzalloc(sizeof(*new), GFP_KERNEL);
- spin_lock_init(&new->lock);
+ if (new)
+ spin_lock_init(&new->lock);
return new;
}
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
index 559f6df1a74d..5af9959d05e5 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
@@ -753,7 +753,7 @@ static int iwl_mvm_sar_get_ewrd_table(struct iwl_mvm *mvm)
for (i = 0; i < n_profiles; i++) {
/* the tables start at element 3 */
- static int pos = 3;
+ int pos = 3;
/* The EWRD profiles officially go from 2 to 4, but we
* save them in sar_profiles[1-3] (because we don't
@@ -874,6 +874,22 @@ int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd);
}
+static bool iwl_mvm_sar_geo_support(struct iwl_mvm *mvm)
+{
+ /*
+ * The GEO_TX_POWER_LIMIT command is not supported on earlier
+ * firmware versions. Unfortunately, we don't have a TLV API
+ * flag to rely on, so rely on the major version which is in
+ * the first byte of ucode_ver. This was implemented
+ * initially on version 38 and then backported to 36, 29 and
+ * 17.
+ */
+ return IWL_UCODE_SERIAL(mvm->fw->ucode_ver) >= 38 ||
+ IWL_UCODE_SERIAL(mvm->fw->ucode_ver) == 36 ||
+ IWL_UCODE_SERIAL(mvm->fw->ucode_ver) == 29 ||
+ IWL_UCODE_SERIAL(mvm->fw->ucode_ver) == 17;
+}
+
int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
{
struct iwl_geo_tx_power_profiles_resp *resp;
@@ -889,6 +905,9 @@ int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
.data = { &geo_cmd },
};
+ if (!iwl_mvm_sar_geo_support(mvm))
+ return -EOPNOTSUPP;
+
ret = iwl_mvm_send_cmd(mvm, &cmd);
if (ret) {
IWL_ERR(mvm, "Failed to get geographic profile info %d\n", ret);
@@ -914,13 +933,7 @@ static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm)
int ret, i, j;
u16 cmd_wide_id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT);
- /*
- * This command is not supported on earlier firmware versions.
- * Unfortunately, we don't have a TLV API flag to rely on, so
- * rely on the major version which is in the first byte of
- * ucode_ver.
- */
- if (IWL_UCODE_SERIAL(mvm->fw->ucode_ver) < 41)
+ if (!iwl_mvm_sar_geo_support(mvm))
return 0;
ret = iwl_mvm_sar_get_wgds_table(mvm);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
index 96f8d38ea321..a12ee20fb9ab 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
@@ -831,6 +831,7 @@ iwl_mvm_tx_tso_segment(struct sk_buff *skb, unsigned int num_subframes,
unsigned int tcp_payload_len;
unsigned int mss = skb_shinfo(skb)->gso_size;
bool ipv4 = (skb->protocol == htons(ETH_P_IP));
+ bool qos = ieee80211_is_data_qos(hdr->frame_control);
u16 ip_base_id = ipv4 ? ntohs(ip_hdr(skb)->id) : 0;
skb_shinfo(skb)->gso_size = num_subframes * mss;
@@ -864,7 +865,7 @@ iwl_mvm_tx_tso_segment(struct sk_buff *skb, unsigned int num_subframes,
if (tcp_payload_len > mss) {
skb_shinfo(tmp)->gso_size = mss;
} else {
- if (ieee80211_is_data_qos(hdr->frame_control)) {
+ if (qos) {
u8 *qc;
if (ipv4)
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
index fa4245d0d4a8..2f0ba7ef53b8 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
@@ -435,6 +435,8 @@ static void iwl_pcie_tfd_unmap(struct iwl_trans *trans,
DMA_TO_DEVICE);
}
+ meta->tbs = 0;
+
if (trans->cfg->use_tfh) {
struct iwl_tfh_tfd *tfd_fh = (void *)tfd;
diff --git a/drivers/net/wireless/marvell/mwifiex/main.h b/drivers/net/wireless/marvell/mwifiex/main.h
index b025ba164412..e39bb5c42c9a 100644
--- a/drivers/net/wireless/marvell/mwifiex/main.h
+++ b/drivers/net/wireless/marvell/mwifiex/main.h
@@ -124,6 +124,7 @@ enum {
#define MWIFIEX_MAX_TOTAL_SCAN_TIME (MWIFIEX_TIMER_10S - MWIFIEX_TIMER_1S)
+#define WPA_GTK_OUI_OFFSET 2
#define RSN_GTK_OUI_OFFSET 2
#define MWIFIEX_OUI_NOT_PRESENT 0
diff --git a/drivers/net/wireless/marvell/mwifiex/scan.c b/drivers/net/wireless/marvell/mwifiex/scan.c
index e2786ab612ca..dd02bbd9544e 100644
--- a/drivers/net/wireless/marvell/mwifiex/scan.c
+++ b/drivers/net/wireless/marvell/mwifiex/scan.c
@@ -181,7 +181,8 @@ mwifiex_is_wpa_oui_present(struct mwifiex_bssdescriptor *bss_desc, u32 cipher)
u8 ret = MWIFIEX_OUI_NOT_PRESENT;
if (has_vendor_hdr(bss_desc->bcn_wpa_ie, WLAN_EID_VENDOR_SPECIFIC)) {
- iebody = (struct ie_body *) bss_desc->bcn_wpa_ie->data;
+ iebody = (struct ie_body *)((u8 *)bss_desc->bcn_wpa_ie->data +
+ WPA_GTK_OUI_OFFSET);
oui = &mwifiex_wpa_oui[cipher][0];
ret = mwifiex_search_oui_in_ie(iebody, oui);
if (ret)
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 4a1d2ab4d161..5deb4deb3820 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -2264,17 +2264,15 @@ static void nvme_init_subnqn(struct nvme_subsystem *subsys, struct nvme_ctrl *ct
memset(subsys->subnqn + off, 0, sizeof(subsys->subnqn) - off);
}
-static void __nvme_release_subsystem(struct nvme_subsystem *subsys)
+static void nvme_release_subsystem(struct device *dev)
{
+ struct nvme_subsystem *subsys =
+ container_of(dev, struct nvme_subsystem, dev);
+
ida_simple_remove(&nvme_subsystems_ida, subsys->instance);
kfree(subsys);
}
-static void nvme_release_subsystem(struct device *dev)
-{
- __nvme_release_subsystem(container_of(dev, struct nvme_subsystem, dev));
-}
-
static void nvme_destroy_subsystem(struct kref *ref)
{
struct nvme_subsystem *subsys =
@@ -2429,7 +2427,7 @@ static int nvme_init_subsystem(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id)
mutex_lock(&nvme_subsystems_lock);
found = __nvme_find_get_subsystem(subsys->subnqn);
if (found) {
- __nvme_release_subsystem(subsys);
+ put_device(&subsys->dev);
subsys = found;
if (!nvme_validate_cntlid(subsys, ctrl, id)) {
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 7fbcd72c438f..f9959eaaa185 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -2959,6 +2959,8 @@ static const struct pci_device_id nvme_id_table[] = {
.driver_data = NVME_QUIRK_LIGHTNVM, },
{ PCI_DEVICE(0x1d1d, 0x2601), /* CNEX Granby */
.driver_data = NVME_QUIRK_LIGHTNVM, },
+ { PCI_DEVICE(0x10ec, 0x5762), /* ADATA SX6000LNP */
+ .driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN, },
{ PCI_DEVICE_CLASS(PCI_CLASS_STORAGE_EXPRESS, 0xffffff) },
{ PCI_DEVICE(PCI_VENDOR_ID_APPLE, 0x2001) },
{ PCI_DEVICE(PCI_VENDOR_ID_APPLE, 0x2003) },
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 720da09d4d73..088fcdc8d2b4 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1004,10 +1004,15 @@ static void __pci_start_power_transition(struct pci_dev *dev, pci_power_t state)
if (state == PCI_D0) {
pci_platform_power_transition(dev, PCI_D0);
/*
- * Mandatory power management transition delays are
- * handled in the PCIe portdrv resume hooks.
+ * Mandatory power management transition delays, see
+ * PCI Express Base Specification Revision 2.0 Section
+ * 6.6.1: Conventional Reset. Do not delay for
+ * devices powered on/off by corresponding bridge,
+ * because have already delayed for the bridge.
*/
if (dev->runtime_d3cold) {
+ if (dev->d3cold_delay && !dev->imm_ready)
+ msleep(dev->d3cold_delay);
/*
* When powering on a bridge from D3cold, the
* whole hierarchy may be powered on into
@@ -4570,16 +4575,14 @@ static int pci_pm_reset(struct pci_dev *dev, int probe)
return pci_dev_wait(dev, "PM D3->D0", PCIE_RESET_READY_POLL_MS);
}
-
/**
- * pcie_wait_for_link_delay - Wait until link is active or inactive
+ * pcie_wait_for_link - Wait until link is active or inactive
* @pdev: Bridge device
* @active: waiting for active or inactive?
- * @delay: Delay to wait after link has become active (in ms)
*
* Use this to wait till link becomes active or inactive.
*/
-bool pcie_wait_for_link_delay(struct pci_dev *pdev, bool active, int delay)
+bool pcie_wait_for_link(struct pci_dev *pdev, bool active)
{
int timeout = 1000;
bool ret;
@@ -4616,25 +4619,13 @@ bool pcie_wait_for_link_delay(struct pci_dev *pdev, bool active, int delay)
timeout -= 10;
}
if (active && ret)
- msleep(delay);
+ msleep(100);
else if (ret != active)
pci_info(pdev, "Data Link Layer Link Active not %s in 1000 msec\n",
active ? "set" : "cleared");
return ret == active;
}
-/**
- * pcie_wait_for_link - Wait until link is active or inactive
- * @pdev: Bridge device
- * @active: waiting for active or inactive?
- *
- * Use this to wait till link becomes active or inactive.
- */
-bool pcie_wait_for_link(struct pci_dev *pdev, bool active)
-{
- return pcie_wait_for_link_delay(pdev, active, 100);
-}
-
void pci_reset_secondary_bus(struct pci_dev *dev)
{
u16 ctrl;
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 59802b3def4b..9cb99380c61e 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -493,7 +493,6 @@ static inline int pci_dev_specific_disable_acs_redir(struct pci_dev *dev)
void pcie_do_recovery(struct pci_dev *dev, enum pci_channel_state state,
u32 service);
-bool pcie_wait_for_link_delay(struct pci_dev *pdev, bool active, int delay);
bool pcie_wait_for_link(struct pci_dev *pdev, bool active);
#ifdef CONFIG_PCIEASPM
void pcie_aspm_init_link_state(struct pci_dev *pdev);
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c
index 308c3e0c4a34..1b330129089f 100644
--- a/drivers/pci/pcie/portdrv_core.c
+++ b/drivers/pci/pcie/portdrv_core.c
@@ -9,7 +9,6 @@
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/kernel.h>
-#include <linux/delay.h>
#include <linux/errno.h>
#include <linux/pm.h>
#include <linux/pm_runtime.h>
@@ -379,67 +378,6 @@ static int pm_iter(struct device *dev, void *data)
return 0;
}
-static int get_downstream_delay(struct pci_bus *bus)
-{
- struct pci_dev *pdev;
- int min_delay = 100;
- int max_delay = 0;
-
- list_for_each_entry(pdev, &bus->devices, bus_list) {
- if (!pdev->imm_ready)
- min_delay = 0;
- else if (pdev->d3cold_delay < min_delay)
- min_delay = pdev->d3cold_delay;
- if (pdev->d3cold_delay > max_delay)
- max_delay = pdev->d3cold_delay;
- }
-
- return max(min_delay, max_delay);
-}
-
-/*
- * wait_for_downstream_link - Wait for downstream link to establish
- * @pdev: PCIe port whose downstream link is waited
- *
- * Handle delays according to PCIe 4.0 section 6.6.1 before configuration
- * access to the downstream component is permitted.
- *
- * This blocks PCI core resume of the hierarchy below this port until the
- * link is trained. Should be called before resuming port services to
- * prevent pciehp from starting to tear-down the hierarchy too soon.
- */
-static void wait_for_downstream_link(struct pci_dev *pdev)
-{
- int delay;
-
- if (pci_pcie_type(pdev) != PCI_EXP_TYPE_ROOT_PORT &&
- pci_pcie_type(pdev) != PCI_EXP_TYPE_DOWNSTREAM)
- return;
-
- if (pci_dev_is_disconnected(pdev))
- return;
-
- if (!pdev->subordinate || list_empty(&pdev->subordinate->devices) ||
- !pdev->bridge_d3)
- return;
-
- delay = get_downstream_delay(pdev->subordinate);
- if (!delay)
- return;
-
- dev_dbg(&pdev->dev, "waiting downstream link for %d ms\n", delay);
-
- /*
- * If downstream port does not support speeds greater than 5 GT/s
- * need to wait 100ms. For higher speeds (gen3) we need to wait
- * first for the data link layer to become active.
- */
- if (pcie_get_speed_cap(pdev) <= PCIE_SPEED_5_0GT)
- msleep(delay);
- else
- pcie_wait_for_link_delay(pdev, true, delay);
-}
-
/**
* pcie_port_device_suspend - suspend port services associated with a PCIe port
* @dev: PCI Express port to handle
@@ -453,8 +391,6 @@ int pcie_port_device_suspend(struct device *dev)
int pcie_port_device_resume_noirq(struct device *dev)
{
size_t off = offsetof(struct pcie_port_service_driver, resume_noirq);
-
- wait_for_downstream_link(to_pci_dev(dev));
return device_for_each_child(dev, &off, pm_iter);
}
@@ -485,8 +421,6 @@ int pcie_port_device_runtime_suspend(struct device *dev)
int pcie_port_device_runtime_resume(struct device *dev)
{
size_t off = offsetof(struct pcie_port_service_driver, runtime_resume);
-
- wait_for_downstream_link(to_pci_dev(dev));
return device_for_each_child(dev, &off, pm_iter);
}
#endif /* PM */
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index 730c4e68094b..7f5adf02f095 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -1558,13 +1558,13 @@ static int handle_outbound(struct qdio_q *q, unsigned int callflags,
rc = qdio_kick_outbound_q(q, phys_aob);
} else if (need_siga_sync(q)) {
rc = qdio_siga_sync_q(q);
+ } else if (count < QDIO_MAX_BUFFERS_PER_Q &&
+ get_buf_state(q, prev_buf(bufnr), &state, 0) > 0 &&
+ state == SLSB_CU_OUTPUT_PRIMED) {
+ /* The previous buffer is not processed yet, tack on. */
+ qperf_inc(q, fast_requeue);
} else {
- /* try to fast requeue buffers */
- get_buf_state(q, prev_buf(bufnr), &state, 0);
- if (state != SLSB_CU_OUTPUT_PRIMED)
- rc = qdio_kick_outbound_q(q, 0);
- else
- qperf_inc(q, fast_requeue);
+ rc = qdio_kick_outbound_q(q, 0);
}
/* in case of SIGA errors we must process the error immediately */
diff --git a/drivers/s390/cio/vfio_ccw_cp.c b/drivers/s390/cio/vfio_ccw_cp.c
index 0e79799e9a71..79eb40bdaf9f 100644
--- a/drivers/s390/cio/vfio_ccw_cp.c
+++ b/drivers/s390/cio/vfio_ccw_cp.c
@@ -89,8 +89,10 @@ static int pfn_array_alloc_pin(struct pfn_array *pa, struct device *mdev,
sizeof(*pa->pa_iova_pfn) +
sizeof(*pa->pa_pfn),
GFP_KERNEL);
- if (unlikely(!pa->pa_iova_pfn))
+ if (unlikely(!pa->pa_iova_pfn)) {
+ pa->pa_nr = 0;
return -ENOMEM;
+ }
pa->pa_pfn = pa->pa_iova_pfn + pa->pa_nr;
pa->pa_iova_pfn[0] = pa->pa_iova >> PAGE_SHIFT;
diff --git a/drivers/s390/cio/vfio_ccw_drv.c b/drivers/s390/cio/vfio_ccw_drv.c
index 9125f7f4e64c..8a8fbde7e186 100644
--- a/drivers/s390/cio/vfio_ccw_drv.c
+++ b/drivers/s390/cio/vfio_ccw_drv.c
@@ -88,7 +88,7 @@ static void vfio_ccw_sch_io_todo(struct work_struct *work)
(SCSW_ACTL_DEVACT | SCSW_ACTL_SCHACT));
if (scsw_is_solicited(&irb->scsw)) {
cp_update_scsw(&private->cp, &irb->scsw);
- if (is_final)
+ if (is_final && private->state == VFIO_CCW_STATE_CP_PENDING)
cp_free(&private->cp);
}
mutex_lock(&private->io_mutex);
diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c
index f0066f8a1786..4971104b1817 100644
--- a/drivers/scsi/device_handler/scsi_dh_alua.c
+++ b/drivers/scsi/device_handler/scsi_dh_alua.c
@@ -40,6 +40,7 @@
#define ALUA_FAILOVER_TIMEOUT 60
#define ALUA_FAILOVER_RETRIES 5
#define ALUA_RTPG_DELAY_MSECS 5
+#define ALUA_RTPG_RETRY_DELAY 2
/* device handler flags */
#define ALUA_OPTIMIZE_STPG 0x01
@@ -682,7 +683,7 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_port_group *pg)
case SCSI_ACCESS_STATE_TRANSITIONING:
if (time_before(jiffies, pg->expiry)) {
/* State transition, retry */
- pg->interval = 2;
+ pg->interval = ALUA_RTPG_RETRY_DELAY;
err = SCSI_DH_RETRY;
} else {
struct alua_dh_data *h;
@@ -807,6 +808,8 @@ static void alua_rtpg_work(struct work_struct *work)
spin_lock_irqsave(&pg->lock, flags);
pg->flags &= ~ALUA_PG_RUNNING;
pg->flags |= ALUA_PG_RUN_RTPG;
+ if (!pg->interval)
+ pg->interval = ALUA_RTPG_RETRY_DELAY;
spin_unlock_irqrestore(&pg->lock, flags);
queue_delayed_work(kaluad_wq, &pg->rtpg_work,
pg->interval * HZ);
@@ -818,6 +821,8 @@ static void alua_rtpg_work(struct work_struct *work)
spin_lock_irqsave(&pg->lock, flags);
if (err == SCSI_DH_RETRY || pg->flags & ALUA_PG_RUN_RTPG) {
pg->flags &= ~ALUA_PG_RUNNING;
+ if (!pg->interval && !(pg->flags & ALUA_PG_RUN_RTPG))
+ pg->interval = ALUA_RTPG_RETRY_DELAY;
pg->flags |= ALUA_PG_RUN_RTPG;
spin_unlock_irqrestore(&pg->lock, flags);
queue_delayed_work(kaluad_wq, &pg->rtpg_work,
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index acd16e0d52cf..8cdbac076a1b 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -4864,8 +4864,8 @@ static int ibmvfc_remove(struct vio_dev *vdev)
spin_lock_irqsave(vhost->host->host_lock, flags);
ibmvfc_purge_requests(vhost, DID_ERROR);
- ibmvfc_free_event_pool(vhost);
spin_unlock_irqrestore(vhost->host->host_lock, flags);
+ ibmvfc_free_event_pool(vhost);
ibmvfc_free_mem(vhost);
spin_lock(&ibmvfc_driver_lock);
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 7237114a1d53..5f30016e9b64 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -3045,6 +3045,7 @@ megasas_fw_crash_buffer_show(struct device *cdev,
u32 size;
unsigned long buff_addr;
unsigned long dmachunk = CRASH_DMA_BUF_SIZE;
+ unsigned long chunk_left_bytes;
unsigned long src_addr;
unsigned long flags;
u32 buff_offset;
@@ -3070,6 +3071,8 @@ megasas_fw_crash_buffer_show(struct device *cdev,
}
size = (instance->fw_crash_buffer_size * dmachunk) - buff_offset;
+ chunk_left_bytes = dmachunk - (buff_offset % dmachunk);
+ size = (size > chunk_left_bytes) ? chunk_left_bytes : size;
size = (size >= PAGE_SIZE) ? (PAGE_SIZE - 1) : size;
src_addr = (unsigned long)instance->crash_buf[buff_offset / dmachunk] +
diff --git a/drivers/staging/android/ion/ion_page_pool.c b/drivers/staging/android/ion/ion_page_pool.c
index fd4995fb676e..f85ec5b16b65 100644
--- a/drivers/staging/android/ion/ion_page_pool.c
+++ b/drivers/staging/android/ion/ion_page_pool.c
@@ -8,11 +8,14 @@
#include <linux/list.h>
#include <linux/slab.h>
#include <linux/swap.h>
+#include <linux/sched/signal.h>
#include "ion.h"
static inline struct page *ion_page_pool_alloc_pages(struct ion_page_pool *pool)
{
+ if (fatal_signal_pending(current))
+ return NULL;
return alloc_pages(pool->gfp_mask, pool->order);
}
diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c
index 9b07badf4c6c..bc750250ccd6 100644
--- a/drivers/staging/fbtft/fbtft-core.c
+++ b/drivers/staging/fbtft/fbtft-core.c
@@ -76,21 +76,18 @@ static int fbtft_request_one_gpio(struct fbtft_par *par,
struct gpio_desc **gpiop)
{
struct device *dev = par->info->device;
- struct device_node *node = dev->of_node;
int ret = 0;
- if (of_find_property(node, name, NULL)) {
- *gpiop = devm_gpiod_get_index(dev, dev->driver->name, index,
- GPIOD_OUT_HIGH);
- if (IS_ERR(*gpiop)) {
- ret = PTR_ERR(*gpiop);
- dev_err(dev,
- "Failed to request %s GPIO:%d\n", name, ret);
- return ret;
- }
- fbtft_par_dbg(DEBUG_REQUEST_GPIOS, par, "%s: '%s' GPIO\n",
- __func__, name);
+ *gpiop = devm_gpiod_get_index_optional(dev, name, index,
+ GPIOD_OUT_HIGH);
+ if (IS_ERR(*gpiop)) {
+ ret = PTR_ERR(*gpiop);
+ dev_err(dev,
+ "Failed to request %s GPIO: %d\n", name, ret);
+ return ret;
}
+ fbtft_par_dbg(DEBUG_REQUEST_GPIOS, par, "%s: '%s' GPIO\n",
+ __func__, name);
return ret;
}
@@ -103,34 +100,34 @@ static int fbtft_request_gpios_dt(struct fbtft_par *par)
if (!par->info->device->of_node)
return -EINVAL;
- ret = fbtft_request_one_gpio(par, "reset-gpios", 0, &par->gpio.reset);
+ ret = fbtft_request_one_gpio(par, "reset", 0, &par->gpio.reset);
if (ret)
return ret;
- ret = fbtft_request_one_gpio(par, "dc-gpios", 0, &par->gpio.dc);
+ ret = fbtft_request_one_gpio(par, "dc", 0, &par->gpio.dc);
if (ret)
return ret;
- ret = fbtft_request_one_gpio(par, "rd-gpios", 0, &par->gpio.rd);
+ ret = fbtft_request_one_gpio(par, "rd", 0, &par->gpio.rd);
if (ret)
return ret;
- ret = fbtft_request_one_gpio(par, "wr-gpios", 0, &par->gpio.wr);
+ ret = fbtft_request_one_gpio(par, "wr", 0, &par->gpio.wr);
if (ret)
return ret;
- ret = fbtft_request_one_gpio(par, "cs-gpios", 0, &par->gpio.cs);
+ ret = fbtft_request_one_gpio(par, "cs", 0, &par->gpio.cs);
if (ret)
return ret;
- ret = fbtft_request_one_gpio(par, "latch-gpios", 0, &par->gpio.latch);
+ ret = fbtft_request_one_gpio(par, "latch", 0, &par->gpio.latch);
if (ret)
return ret;
for (i = 0; i < 16; i++) {
- ret = fbtft_request_one_gpio(par, "db-gpios", i,
+ ret = fbtft_request_one_gpio(par, "db", i,
&par->gpio.db[i]);
if (ret)
return ret;
- ret = fbtft_request_one_gpio(par, "led-gpios", i,
+ ret = fbtft_request_one_gpio(par, "led", i,
&par->gpio.led[i]);
if (ret)
return ret;
- ret = fbtft_request_one_gpio(par, "aux-gpios", i,
+ ret = fbtft_request_one_gpio(par, "aux", i,
&par->gpio.aux[i]);
if (ret)
return ret;
@@ -234,9 +231,9 @@ static void fbtft_reset(struct fbtft_par *par)
if (!par->gpio.reset)
return;
fbtft_par_dbg(DEBUG_RESET, par, "%s()\n", __func__);
- gpiod_set_value_cansleep(par->gpio.reset, 0);
- usleep_range(20, 40);
gpiod_set_value_cansleep(par->gpio.reset, 1);
+ usleep_range(20, 40);
+ gpiod_set_value_cansleep(par->gpio.reset, 0);
msleep(120);
}
diff --git a/drivers/staging/gasket/apex_driver.c b/drivers/staging/gasket/apex_driver.c
index 2be45ee9d061..464648ee2036 100644
--- a/drivers/staging/gasket/apex_driver.c
+++ b/drivers/staging/gasket/apex_driver.c
@@ -532,7 +532,7 @@ static ssize_t sysfs_show(struct device *device, struct device_attribute *attr,
break;
case ATTR_KERNEL_HIB_SIMPLE_PAGE_TABLE_SIZE:
ret = scnprintf(buf, PAGE_SIZE, "%u\n",
- gasket_page_table_num_entries(
+ gasket_page_table_num_simple_entries(
gasket_dev->page_table[0]));
break;
case ATTR_KERNEL_HIB_NUM_ACTIVE_PAGES:
diff --git a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
index f6825727bf77..3592b545246c 100644
--- a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
+++ b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
@@ -1789,6 +1789,7 @@ void wilc_deinit_host_int(struct net_device *net)
priv->p2p_listen_state = false;
+ flush_workqueue(vif->wilc->hif_workqueue);
mutex_destroy(&priv->scan_req_lock);
ret = wilc_deinit(vif);
diff --git a/drivers/tty/tty_ldsem.c b/drivers/tty/tty_ldsem.c
index 717292c1c0df..60ff236a3d63 100644
--- a/drivers/tty/tty_ldsem.c
+++ b/drivers/tty/tty_ldsem.c
@@ -93,8 +93,7 @@ static void __ldsem_wake_readers(struct ld_semaphore *sem)
list_for_each_entry_safe(waiter, next, &sem->read_wait, list) {
tsk = waiter->task;
- smp_mb();
- waiter->task = NULL;
+ smp_store_release(&waiter->task, NULL);
wake_up_process(tsk);
put_task_struct(tsk);
}
@@ -194,7 +193,7 @@ down_read_failed(struct ld_semaphore *sem, long count, long timeout)
for (;;) {
set_current_state(TASK_UNINTERRUPTIBLE);
- if (!waiter.task)
+ if (!smp_load_acquire(&waiter.task))
break;
if (!timeout)
break;
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index a02448105527..86130e8d35f9 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -1788,8 +1788,6 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb
return 0;
error:
- if (as && as->usbm)
- dec_usb_memory_use_count(as->usbm, &as->usbm->urb_use_count);
kfree(isopkt);
kfree(dr);
if (as)
diff --git a/drivers/usb/host/xhci-rcar.c b/drivers/usb/host/xhci-rcar.c
index 671bce18782c..8616c52849c6 100644
--- a/drivers/usb/host/xhci-rcar.c
+++ b/drivers/usb/host/xhci-rcar.c
@@ -238,10 +238,15 @@ int xhci_rcar_init_quirk(struct usb_hcd *hcd)
* pointers. So, this driver clears the AC64 bit of xhci->hcc_params
* to call dma_set_coherent_mask(dev, DMA_BIT_MASK(32)) in
* xhci_gen_setup().
+ *
+ * And, since the firmware/internal CPU control the USBSTS.STS_HALT
+ * and the process speed is down when the roothub port enters U3,
+ * long delay for the handshake of STS_HALT is neeed in xhci_suspend().
*/
if (xhci_rcar_is_gen2(hcd->self.controller) ||
- xhci_rcar_is_gen3(hcd->self.controller))
- xhci->quirks |= XHCI_NO_64BIT_SUPPORT;
+ xhci_rcar_is_gen3(hcd->self.controller)) {
+ xhci->quirks |= XHCI_NO_64BIT_SUPPORT | XHCI_SLOW_SUSPEND;
+ }
if (!xhci_rcar_wait_for_pll_active(hcd))
return -ETIMEDOUT;
diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
index ba05dd80a020..f5bed9f29e56 100644
--- a/drivers/usb/misc/iowarrior.c
+++ b/drivers/usb/misc/iowarrior.c
@@ -866,19 +866,20 @@ static void iowarrior_disconnect(struct usb_interface *interface)
dev = usb_get_intfdata(interface);
mutex_lock(&iowarrior_open_disc_lock);
usb_set_intfdata(interface, NULL);
+ /* prevent device read, write and ioctl */
+ dev->present = 0;
minor = dev->minor;
+ mutex_unlock(&iowarrior_open_disc_lock);
+ /* give back our minor - this will call close() locks need to be dropped at this point*/
- /* give back our minor */
usb_deregister_dev(interface, &iowarrior_class);
mutex_lock(&dev->mutex);
/* prevent device read, write and ioctl */
- dev->present = 0;
mutex_unlock(&dev->mutex);
- mutex_unlock(&iowarrior_open_disc_lock);
if (dev->opened) {
/* There is a process that holds a filedescriptor to the device ,
diff --git a/drivers/usb/misc/rio500.c b/drivers/usb/misc/rio500.c
index 27e9c78a791e..a32d61a79ab8 100644
--- a/drivers/usb/misc/rio500.c
+++ b/drivers/usb/misc/rio500.c
@@ -51,6 +51,7 @@ struct rio_usb_data {
char *obuf, *ibuf; /* transfer buffers */
char bulk_in_ep, bulk_out_ep; /* Endpoint assignments */
wait_queue_head_t wait_q; /* for timeouts */
+ struct mutex lock; /* general race avoidance */
};
static DEFINE_MUTEX(rio500_mutex);
@@ -62,8 +63,10 @@ static int open_rio(struct inode *inode, struct file *file)
/* against disconnect() */
mutex_lock(&rio500_mutex);
+ mutex_lock(&(rio->lock));
if (rio->isopen || !rio->present) {
+ mutex_unlock(&(rio->lock));
mutex_unlock(&rio500_mutex);
return -EBUSY;
}
@@ -71,6 +74,7 @@ static int open_rio(struct inode *inode, struct file *file)
init_waitqueue_head(&rio->wait_q);
+ mutex_unlock(&(rio->lock));
dev_info(&rio->rio_dev->dev, "Rio opened.\n");
mutex_unlock(&rio500_mutex);
@@ -84,6 +88,7 @@ static int close_rio(struct inode *inode, struct file *file)
/* against disconnect() */
mutex_lock(&rio500_mutex);
+ mutex_lock(&(rio->lock));
rio->isopen = 0;
if (!rio->present) {
@@ -95,6 +100,7 @@ static int close_rio(struct inode *inode, struct file *file)
} else {
dev_info(&rio->rio_dev->dev, "Rio closed.\n");
}
+ mutex_unlock(&(rio->lock));
mutex_unlock(&rio500_mutex);
return 0;
}
@@ -109,7 +115,7 @@ static long ioctl_rio(struct file *file, unsigned int cmd, unsigned long arg)
int retries;
int retval=0;
- mutex_lock(&rio500_mutex);
+ mutex_lock(&(rio->lock));
/* Sanity check to make sure rio is connected, powered, etc */
if (rio->present == 0 || rio->rio_dev == NULL) {
retval = -ENODEV;
@@ -253,7 +259,7 @@ static long ioctl_rio(struct file *file, unsigned int cmd, unsigned long arg)
err_out:
- mutex_unlock(&rio500_mutex);
+ mutex_unlock(&(rio->lock));
return retval;
}
@@ -273,12 +279,12 @@ write_rio(struct file *file, const char __user *buffer,
int errn = 0;
int intr;
- intr = mutex_lock_interruptible(&rio500_mutex);
+ intr = mutex_lock_interruptible(&(rio->lock));
if (intr)
return -EINTR;
/* Sanity check to make sure rio is connected, powered, etc */
if (rio->present == 0 || rio->rio_dev == NULL) {
- mutex_unlock(&rio500_mutex);
+ mutex_unlock(&(rio->lock));
return -ENODEV;
}
@@ -301,7 +307,7 @@ write_rio(struct file *file, const char __user *buffer,
goto error;
}
if (signal_pending(current)) {
- mutex_unlock(&rio500_mutex);
+ mutex_unlock(&(rio->lock));
return bytes_written ? bytes_written : -EINTR;
}
@@ -339,12 +345,12 @@ write_rio(struct file *file, const char __user *buffer,
buffer += copy_size;
} while (count > 0);
- mutex_unlock(&rio500_mutex);
+ mutex_unlock(&(rio->lock));
return bytes_written ? bytes_written : -EIO;
error:
- mutex_unlock(&rio500_mutex);
+ mutex_unlock(&(rio->lock));
return errn;
}
@@ -361,12 +367,12 @@ read_rio(struct file *file, char __user *buffer, size_t count, loff_t * ppos)
char *ibuf;
int intr;
- intr = mutex_lock_interruptible(&rio500_mutex);
+ intr = mutex_lock_interruptible(&(rio->lock));
if (intr)
return -EINTR;
/* Sanity check to make sure rio is connected, powered, etc */
if (rio->present == 0 || rio->rio_dev == NULL) {
- mutex_unlock(&rio500_mutex);
+ mutex_unlock(&(rio->lock));
return -ENODEV;
}
@@ -377,11 +383,11 @@ read_rio(struct file *file, char __user *buffer, size_t count, loff_t * ppos)
while (count > 0) {
if (signal_pending(current)) {
- mutex_unlock(&rio500_mutex);
+ mutex_unlock(&(rio->lock));
return read_count ? read_count : -EINTR;
}
if (!rio->rio_dev) {
- mutex_unlock(&rio500_mutex);
+ mutex_unlock(&(rio->lock));
return -ENODEV;
}
this_read = (count >= IBUF_SIZE) ? IBUF_SIZE : count;
@@ -399,7 +405,7 @@ read_rio(struct file *file, char __user *buffer, size_t count, loff_t * ppos)
count = this_read = partial;
} else if (result == -ETIMEDOUT || result == 15) { /* FIXME: 15 ??? */
if (!maxretry--) {
- mutex_unlock(&rio500_mutex);
+ mutex_unlock(&(rio->lock));
dev_err(&rio->rio_dev->dev,
"read_rio: maxretry timeout\n");
return -ETIME;
@@ -409,19 +415,19 @@ read_rio(struct file *file, char __user *buffer, size_t count, loff_t * ppos)
finish_wait(&rio->wait_q, &wait);
continue;
} else if (result != -EREMOTEIO) {
- mutex_unlock(&rio500_mutex);
+ mutex_unlock(&(rio->lock));
dev_err(&rio->rio_dev->dev,
"Read Whoops - result:%d partial:%u this_read:%u\n",
result, partial, this_read);
return -EIO;
} else {
- mutex_unlock(&rio500_mutex);
+ mutex_unlock(&(rio->lock));
return (0);
}
if (this_read) {
if (copy_to_user(buffer, ibuf, this_read)) {
- mutex_unlock(&rio500_mutex);
+ mutex_unlock(&(rio->lock));
return -EFAULT;
}
count -= this_read;
@@ -429,7 +435,7 @@ read_rio(struct file *file, char __user *buffer, size_t count, loff_t * ppos)
buffer += this_read;
}
}
- mutex_unlock(&rio500_mutex);
+ mutex_unlock(&(rio->lock));
return read_count;
}
@@ -494,6 +500,8 @@ static int probe_rio(struct usb_interface *intf,
}
dev_dbg(&intf->dev, "ibuf address:%p\n", rio->ibuf);
+ mutex_init(&(rio->lock));
+
usb_set_intfdata (intf, rio);
rio->present = 1;
bail_out:
@@ -511,10 +519,12 @@ static void disconnect_rio(struct usb_interface *intf)
if (rio) {
usb_deregister_dev(intf, &usb_rio_class);
+ mutex_lock(&(rio->lock));
if (rio->isopen) {
rio->isopen = 0;
/* better let it finish - the release will do whats needed */
rio->rio_dev = NULL;
+ mutex_unlock(&(rio->lock));
mutex_unlock(&rio500_mutex);
return;
}
@@ -524,6 +534,7 @@ static void disconnect_rio(struct usb_interface *intf)
dev_info(&intf->dev, "USB Rio disconnected.\n");
rio->present = 0;
+ mutex_unlock(&(rio->lock));
}
mutex_unlock(&rio500_mutex);
}
diff --git a/drivers/usb/misc/yurex.c b/drivers/usb/misc/yurex.c
index 7b306aa22d25..6715a128e6c8 100644
--- a/drivers/usb/misc/yurex.c
+++ b/drivers/usb/misc/yurex.c
@@ -92,7 +92,6 @@ static void yurex_delete(struct kref *kref)
dev_dbg(&dev->interface->dev, "%s\n", __func__);
- usb_put_dev(dev->udev);
if (dev->cntl_urb) {
usb_kill_urb(dev->cntl_urb);
kfree(dev->cntl_req);
@@ -108,6 +107,7 @@ static void yurex_delete(struct kref *kref)
dev->int_buffer, dev->urb->transfer_dma);
usb_free_urb(dev->urb);
}
+ usb_put_dev(dev->udev);
kfree(dev);
}
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index fba32d84e578..15abe1d9958f 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -379,7 +379,8 @@ static enum tcpm_state tcpm_default_state(struct tcpm_port *port)
return SNK_UNATTACHED;
else if (port->try_role == TYPEC_SOURCE)
return SRC_UNATTACHED;
- else if (port->tcpc->config->default_role == TYPEC_SINK)
+ else if (port->tcpc->config &&
+ port->tcpc->config->default_role == TYPEC_SINK)
return SNK_UNATTACHED;
/* Fall through to return SRC_UNATTACHED */
} else if (port->port_type == TYPEC_PORT_SNK) {
@@ -586,7 +587,20 @@ static void tcpm_debugfs_init(struct tcpm_port *port)
static void tcpm_debugfs_exit(struct tcpm_port *port)
{
+ int i;
+
+ mutex_lock(&port->logbuffer_lock);
+ for (i = 0; i < LOG_BUFFER_ENTRIES; i++) {
+ kfree(port->logbuffer[i]);
+ port->logbuffer[i] = NULL;
+ }
+ mutex_unlock(&port->logbuffer_lock);
+
debugfs_remove(port->dentry);
+ if (list_empty(&rootdir->d_subdirs)) {
+ debugfs_remove(rootdir);
+ rootdir = NULL;
+ }
}
#else
@@ -1095,7 +1109,8 @@ static int tcpm_pd_svdm(struct tcpm_port *port, const __le32 *payload, int cnt,
break;
case CMD_ATTENTION:
/* Attention command does not have response */
- typec_altmode_attention(adev, p[1]);
+ if (adev)
+ typec_altmode_attention(adev, p[1]);
return 0;
default:
break;
@@ -1147,20 +1162,26 @@ static int tcpm_pd_svdm(struct tcpm_port *port, const __le32 *payload, int cnt,
}
break;
case CMD_ENTER_MODE:
- typec_altmode_update_active(pdev, true);
-
- if (typec_altmode_vdm(adev, p[0], &p[1], cnt)) {
- response[0] = VDO(adev->svid, 1, CMD_EXIT_MODE);
- response[0] |= VDO_OPOS(adev->mode);
- return 1;
+ if (adev && pdev) {
+ typec_altmode_update_active(pdev, true);
+
+ if (typec_altmode_vdm(adev, p[0], &p[1], cnt)) {
+ response[0] = VDO(adev->svid, 1,
+ CMD_EXIT_MODE);
+ response[0] |= VDO_OPOS(adev->mode);
+ return 1;
+ }
}
return 0;
case CMD_EXIT_MODE:
- typec_altmode_update_active(pdev, false);
+ if (adev && pdev) {
+ typec_altmode_update_active(pdev, false);
- /* Back to USB Operation */
- WARN_ON(typec_altmode_notify(adev, TYPEC_STATE_USB,
- NULL));
+ /* Back to USB Operation */
+ WARN_ON(typec_altmode_notify(adev,
+ TYPEC_STATE_USB,
+ NULL));
+ }
break;
default:
break;
@@ -1170,8 +1191,10 @@ static int tcpm_pd_svdm(struct tcpm_port *port, const __le32 *payload, int cnt,
switch (cmd) {
case CMD_ENTER_MODE:
/* Back to USB Operation */
- WARN_ON(typec_altmode_notify(adev, TYPEC_STATE_USB,
- NULL));
+ if (adev)
+ WARN_ON(typec_altmode_notify(adev,
+ TYPEC_STATE_USB,
+ NULL));
break;
default:
break;
@@ -1182,7 +1205,8 @@ static int tcpm_pd_svdm(struct tcpm_port *port, const __le32 *payload, int cnt,
}
/* Informing the alternate mode drivers about everything */
- typec_altmode_vdm(adev, p[0], &p[1], cnt);
+ if (adev)
+ typec_altmode_vdm(adev, p[0], &p[1], cnt);
return rlen;
}
@@ -4114,7 +4138,7 @@ static int tcpm_try_role(const struct typec_capability *cap, int role)
mutex_lock(&port->lock);
if (tcpc->try_role)
ret = tcpc->try_role(tcpc, role);
- if (!ret && !tcpc->config->try_role_hw)
+ if (!ret && (!tcpc->config || !tcpc->config->try_role_hw))
port->try_role = role;
port->try_src_count = 0;
port->try_snk_count = 0;
@@ -4701,7 +4725,7 @@ static int tcpm_copy_caps(struct tcpm_port *port,
port->typec_caps.prefer_role = tcfg->default_role;
port->typec_caps.type = tcfg->type;
port->typec_caps.data = tcfg->data;
- port->self_powered = port->tcpc->config->self_powered;
+ port->self_powered = tcfg->self_powered;
return 0;
}
diff --git a/drivers/usb/typec/ucsi/ucsi_ccg.c b/drivers/usb/typec/ucsi/ucsi_ccg.c
index bf63074675fc..c274a36c2fe4 100644
--- a/drivers/usb/typec/ucsi/ucsi_ccg.c
+++ b/drivers/usb/typec/ucsi/ucsi_ccg.c
@@ -963,7 +963,7 @@ static int do_flash(struct ucsi_ccg *uc, enum enum_flash_mode mode)
******************************************************************************/
static int ccg_fw_update(struct ucsi_ccg *uc, enum enum_flash_mode flash_mode)
{
- int err;
+ int err = 0;
while (flash_mode != FLASH_NOT_NEEDED) {
err = do_flash(uc, flash_mode);
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 09c9d6726f07..a9e7c1b69437 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1723,7 +1723,10 @@ int blkdev_get(struct block_device *bdev, fmode_t mode, void *holder)
/* finish claiming */
mutex_lock(&bdev->bd_mutex);
- bd_finish_claiming(bdev, whole, holder);
+ if (!res)
+ bd_finish_claiming(bdev, whole, holder);
+ else
+ bd_abort_claiming(bdev, whole, holder);
/*
* Block event polling for write claims if requested. Any
* write holder makes the write_holder state stick until
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 75311a8a68bf..c3c8de5513db 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -252,7 +252,7 @@ smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon)
if (tcon == NULL)
return 0;
- if (smb2_command == SMB2_TREE_CONNECT)
+ if (smb2_command == SMB2_TREE_CONNECT || smb2_command == SMB2_IOCTL)
return 0;
if (tcon->tidStatus == CifsExiting) {
@@ -1173,7 +1173,12 @@ SMB2_sess_alloc_buffer(struct SMB2_sess_data *sess_data)
else
req->SecurityMode = 0;
+#ifdef CONFIG_CIFS_DFS_UPCALL
+ req->Capabilities = cpu_to_le32(SMB2_GLOBAL_CAP_DFS);
+#else
req->Capabilities = 0;
+#endif /* DFS_UPCALL */
+
req->Channel = 0; /* MBZ */
sess_data->iov[0].iov_base = (char *)req;
diff --git a/fs/dax.c b/fs/dax.c
index 7d0e99982d48..4f42b852375b 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -601,7 +601,7 @@ struct page *dax_layout_busy_page(struct address_space *mapping)
* guaranteed to either see new references or prevent new
* references from being established.
*/
- unmap_mapping_range(mapping, 0, 0, 1);
+ unmap_mapping_range(mapping, 0, 0, 0);
xas_lock_irq(&xas);
xas_for_each(&xas, entry, ULONG_MAX) {
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index 93ea1d529aa3..253e2f939d5f 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -390,6 +390,19 @@ static int fillup_metapath(struct gfs2_inode *ip, struct metapath *mp, int h)
return mp->mp_aheight - x - 1;
}
+static sector_t metapath_to_block(struct gfs2_sbd *sdp, struct metapath *mp)
+{
+ sector_t factor = 1, block = 0;
+ int hgt;
+
+ for (hgt = mp->mp_fheight - 1; hgt >= 0; hgt--) {
+ if (hgt < mp->mp_aheight)
+ block += mp->mp_list[hgt] * factor;
+ factor *= sdp->sd_inptrs;
+ }
+ return block;
+}
+
static void release_metapath(struct metapath *mp)
{
int i;
@@ -430,60 +443,84 @@ static inline unsigned int gfs2_extent_length(struct buffer_head *bh, __be64 *pt
return ptr - first;
}
-typedef const __be64 *(*gfs2_metadata_walker)(
- struct metapath *mp,
- const __be64 *start, const __be64 *end,
- u64 factor, void *data);
+enum walker_status { WALK_STOP, WALK_FOLLOW, WALK_CONTINUE };
-#define WALK_STOP ((__be64 *)0)
-#define WALK_NEXT ((__be64 *)1)
+/*
+ * gfs2_metadata_walker - walk an indirect block
+ * @mp: Metapath to indirect block
+ * @ptrs: Number of pointers to look at
+ *
+ * When returning WALK_FOLLOW, the walker must update @mp to point at the right
+ * indirect block to follow.
+ */
+typedef enum walker_status (*gfs2_metadata_walker)(struct metapath *mp,
+ unsigned int ptrs);
-static int gfs2_walk_metadata(struct inode *inode, sector_t lblock,
- u64 len, struct metapath *mp, gfs2_metadata_walker walker,
- void *data)
+/*
+ * gfs2_walk_metadata - walk a tree of indirect blocks
+ * @inode: The inode
+ * @mp: Starting point of walk
+ * @max_len: Maximum number of blocks to walk
+ * @walker: Called during the walk
+ *
+ * Returns 1 if the walk was stopped by @walker, 0 if we went past @max_len or
+ * past the end of metadata, and a negative error code otherwise.
+ */
+
+static int gfs2_walk_metadata(struct inode *inode, struct metapath *mp,
+ u64 max_len, gfs2_metadata_walker walker)
{
- struct metapath clone;
struct gfs2_inode *ip = GFS2_I(inode);
struct gfs2_sbd *sdp = GFS2_SB(inode);
- const __be64 *start, *end, *ptr;
u64 factor = 1;
unsigned int hgt;
- int ret = 0;
+ int ret;
- for (hgt = ip->i_height - 1; hgt >= mp->mp_aheight; hgt--)
+ /*
+ * The walk starts in the lowest allocated indirect block, which may be
+ * before the position indicated by @mp. Adjust @max_len accordingly
+ * to avoid a short walk.
+ */
+ for (hgt = mp->mp_fheight - 1; hgt >= mp->mp_aheight; hgt--) {
+ max_len += mp->mp_list[hgt] * factor;
+ mp->mp_list[hgt] = 0;
factor *= sdp->sd_inptrs;
+ }
for (;;) {
- u64 step;
+ u16 start = mp->mp_list[hgt];
+ enum walker_status status;
+ unsigned int ptrs;
+ u64 len;
/* Walk indirect block. */
- start = metapointer(hgt, mp);
- end = metaend(hgt, mp);
-
- step = (end - start) * factor;
- if (step > len)
- end = start + DIV_ROUND_UP_ULL(len, factor);
-
- ptr = walker(mp, start, end, factor, data);
- if (ptr == WALK_STOP)
+ ptrs = (hgt >= 1 ? sdp->sd_inptrs : sdp->sd_diptrs) - start;
+ len = ptrs * factor;
+ if (len > max_len)
+ ptrs = DIV_ROUND_UP_ULL(max_len, factor);
+ status = walker(mp, ptrs);
+ switch (status) {
+ case WALK_STOP:
+ return 1;
+ case WALK_FOLLOW:
+ BUG_ON(mp->mp_aheight == mp->mp_fheight);
+ ptrs = mp->mp_list[hgt] - start;
+ len = ptrs * factor;
break;
- if (step >= len)
+ case WALK_CONTINUE:
break;
- len -= step;
- if (ptr != WALK_NEXT) {
- BUG_ON(!*ptr);
- mp->mp_list[hgt] += ptr - start;
- goto fill_up_metapath;
}
+ if (len >= max_len)
+ break;
+ max_len -= len;
+ if (status == WALK_FOLLOW)
+ goto fill_up_metapath;
lower_metapath:
/* Decrease height of metapath. */
- if (mp != &clone) {
- clone_metapath(&clone, mp);
- mp = &clone;
- }
brelse(mp->mp_bh[hgt]);
mp->mp_bh[hgt] = NULL;
+ mp->mp_list[hgt] = 0;
if (!hgt)
break;
hgt--;
@@ -491,10 +528,7 @@ static int gfs2_walk_metadata(struct inode *inode, sector_t lblock,
/* Advance in metadata tree. */
(mp->mp_list[hgt])++;
- start = metapointer(hgt, mp);
- end = metaend(hgt, mp);
- if (start >= end) {
- mp->mp_list[hgt] = 0;
+ if (mp->mp_list[hgt] >= sdp->sd_inptrs) {
if (!hgt)
break;
goto lower_metapath;
@@ -502,44 +536,36 @@ static int gfs2_walk_metadata(struct inode *inode, sector_t lblock,
fill_up_metapath:
/* Increase height of metapath. */
- if (mp != &clone) {
- clone_metapath(&clone, mp);
- mp = &clone;
- }
ret = fillup_metapath(ip, mp, ip->i_height - 1);
if (ret < 0)
- break;
+ return ret;
hgt += ret;
for (; ret; ret--)
do_div(factor, sdp->sd_inptrs);
mp->mp_aheight = hgt + 1;
}
- if (mp == &clone)
- release_metapath(mp);
- return ret;
+ return 0;
}
-struct gfs2_hole_walker_args {
- u64 blocks;
-};
-
-static const __be64 *gfs2_hole_walker(struct metapath *mp,
- const __be64 *start, const __be64 *end,
- u64 factor, void *data)
+static enum walker_status gfs2_hole_walker(struct metapath *mp,
+ unsigned int ptrs)
{
- struct gfs2_hole_walker_args *args = data;
- const __be64 *ptr;
+ const __be64 *start, *ptr, *end;
+ unsigned int hgt;
+
+ hgt = mp->mp_aheight - 1;
+ start = metapointer(hgt, mp);
+ end = start + ptrs;
for (ptr = start; ptr < end; ptr++) {
if (*ptr) {
- args->blocks += (ptr - start) * factor;
+ mp->mp_list[hgt] += ptr - start;
if (mp->mp_aheight == mp->mp_fheight)
return WALK_STOP;
- return ptr; /* increase height */
+ return WALK_FOLLOW;
}
}
- args->blocks += (end - start) * factor;
- return WALK_NEXT;
+ return WALK_CONTINUE;
}
/**
@@ -557,12 +583,24 @@ static const __be64 *gfs2_hole_walker(struct metapath *mp,
static int gfs2_hole_size(struct inode *inode, sector_t lblock, u64 len,
struct metapath *mp, struct iomap *iomap)
{
- struct gfs2_hole_walker_args args = { };
- int ret = 0;
+ struct metapath clone;
+ u64 hole_size;
+ int ret;
- ret = gfs2_walk_metadata(inode, lblock, len, mp, gfs2_hole_walker, &args);
- if (!ret)
- iomap->length = args.blocks << inode->i_blkbits;
+ clone_metapath(&clone, mp);
+ ret = gfs2_walk_metadata(inode, &clone, len, gfs2_hole_walker);
+ if (ret < 0)
+ goto out;
+
+ if (ret == 1)
+ hole_size = metapath_to_block(GFS2_SB(inode), &clone) - lblock;
+ else
+ hole_size = len;
+ iomap->length = hole_size << inode->i_blkbits;
+ ret = 0;
+
+out:
+ release_metapath(&clone);
return ret;
}
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c
index 0ff3facf81da..0af854cce8ff 100644
--- a/fs/nfs/delegation.c
+++ b/fs/nfs/delegation.c
@@ -153,7 +153,7 @@ static int nfs_delegation_claim_opens(struct inode *inode,
/* Block nfs4_proc_unlck */
mutex_lock(&sp->so_delegreturn_mutex);
seq = raw_seqcount_begin(&sp->so_reclaim_seqcount);
- err = nfs4_open_delegation_recall(ctx, state, stateid, type);
+ err = nfs4_open_delegation_recall(ctx, state, stateid);
if (!err)
err = nfs_delegation_claim_locks(state, stateid);
if (!err && read_seqcount_retry(&sp->so_reclaim_seqcount, seq))
diff --git a/fs/nfs/delegation.h b/fs/nfs/delegation.h
index 5799777df5ec..9eb87ae4c982 100644
--- a/fs/nfs/delegation.h
+++ b/fs/nfs/delegation.h
@@ -63,7 +63,7 @@ void nfs_reap_expired_delegations(struct nfs_client *clp);
/* NFSv4 delegation-related procedures */
int nfs4_proc_delegreturn(struct inode *inode, const struct cred *cred, const nfs4_stateid *stateid, int issync);
-int nfs4_open_delegation_recall(struct nfs_open_context *ctx, struct nfs4_state *state, const nfs4_stateid *stateid, fmode_t type);
+int nfs4_open_delegation_recall(struct nfs_open_context *ctx, struct nfs4_state *state, const nfs4_stateid *stateid);
int nfs4_lock_delegation_recall(struct file_lock *fl, struct nfs4_state *state, const nfs4_stateid *stateid);
bool nfs4_copy_delegation_stateid(struct inode *inode, fmode_t flags, nfs4_stateid *dst, const struct cred **cred);
bool nfs4_refresh_delegation_stateid(nfs4_stateid *dst, struct inode *inode);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 6418cb6c079b..63edda145d1b 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -1878,8 +1878,9 @@ _nfs4_opendata_reclaim_to_nfs4_state(struct nfs4_opendata *data)
if (data->o_res.delegation_type != 0)
nfs4_opendata_check_deleg(data, state);
update:
- update_open_stateid(state, &data->o_res.stateid, NULL,
- data->o_arg.fmode);
+ if (!update_open_stateid(state, &data->o_res.stateid,
+ NULL, data->o_arg.fmode))
+ return ERR_PTR(-EAGAIN);
refcount_inc(&state->count);
return state;
@@ -1944,8 +1945,11 @@ _nfs4_opendata_to_nfs4_state(struct nfs4_opendata *data)
if (data->o_res.delegation_type != 0)
nfs4_opendata_check_deleg(data, state);
- update_open_stateid(state, &data->o_res.stateid, NULL,
- data->o_arg.fmode);
+ if (!update_open_stateid(state, &data->o_res.stateid,
+ NULL, data->o_arg.fmode)) {
+ nfs4_put_open_state(state);
+ state = ERR_PTR(-EAGAIN);
+ }
out:
nfs_release_seqid(data->o_arg.seqid);
return state;
@@ -2148,12 +2152,10 @@ static int nfs4_handle_delegation_recall_error(struct nfs_server *server, struct
case -NFS4ERR_BAD_HIGH_SLOT:
case -NFS4ERR_CONN_NOT_BOUND_TO_SESSION:
case -NFS4ERR_DEADSESSION:
- set_bit(NFS_DELEGATED_STATE, &state->flags);
nfs4_schedule_session_recovery(server->nfs_client->cl_session, err);
return -EAGAIN;
case -NFS4ERR_STALE_CLIENTID:
case -NFS4ERR_STALE_STATEID:
- set_bit(NFS_DELEGATED_STATE, &state->flags);
/* Don't recall a delegation if it was lost */
nfs4_schedule_lease_recovery(server->nfs_client);
return -EAGAIN;
@@ -2174,7 +2176,6 @@ static int nfs4_handle_delegation_recall_error(struct nfs_server *server, struct
return -EAGAIN;
case -NFS4ERR_DELAY:
case -NFS4ERR_GRACE:
- set_bit(NFS_DELEGATED_STATE, &state->flags);
ssleep(1);
return -EAGAIN;
case -ENOMEM:
@@ -2190,8 +2191,7 @@ static int nfs4_handle_delegation_recall_error(struct nfs_server *server, struct
}
int nfs4_open_delegation_recall(struct nfs_open_context *ctx,
- struct nfs4_state *state, const nfs4_stateid *stateid,
- fmode_t type)
+ struct nfs4_state *state, const nfs4_stateid *stateid)
{
struct nfs_server *server = NFS_SERVER(state->inode);
struct nfs4_opendata *opendata;
@@ -2202,20 +2202,23 @@ int nfs4_open_delegation_recall(struct nfs_open_context *ctx,
if (IS_ERR(opendata))
return PTR_ERR(opendata);
nfs4_stateid_copy(&opendata->o_arg.u.delegation, stateid);
- nfs_state_clear_delegation(state);
- switch (type & (FMODE_READ|FMODE_WRITE)) {
- case FMODE_READ|FMODE_WRITE:
- case FMODE_WRITE:
+ if (!test_bit(NFS_O_RDWR_STATE, &state->flags)) {
err = nfs4_open_recover_helper(opendata, FMODE_READ|FMODE_WRITE);
if (err)
- break;
+ goto out;
+ }
+ if (!test_bit(NFS_O_WRONLY_STATE, &state->flags)) {
err = nfs4_open_recover_helper(opendata, FMODE_WRITE);
if (err)
- break;
- /* Fall through */
- case FMODE_READ:
+ goto out;
+ }
+ if (!test_bit(NFS_O_RDONLY_STATE, &state->flags)) {
err = nfs4_open_recover_helper(opendata, FMODE_READ);
+ if (err)
+ goto out;
}
+ nfs_state_clear_delegation(state);
+out:
nfs4_opendata_put(opendata);
return nfs4_handle_delegation_recall_error(server, state, stateid, NULL, err);
}
@@ -3172,7 +3175,7 @@ static int _nfs4_do_setattr(struct inode *inode,
if (nfs4_copy_delegation_stateid(inode, FMODE_WRITE, &arg->stateid, &delegation_cred)) {
/* Use that stateid */
- } else if (ctx != NULL) {
+ } else if (ctx != NULL && ctx->state) {
struct nfs_lock_context *l_ctx;
if (!nfs4_valid_open_stateid(ctx->state))
return -EBADF;
diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h
index 46bbc949c20a..7a30524a80ee 100644
--- a/include/kvm/arm_vgic.h
+++ b/include/kvm/arm_vgic.h
@@ -350,6 +350,7 @@ int kvm_vgic_vcpu_pending_irq(struct kvm_vcpu *vcpu);
void kvm_vgic_load(struct kvm_vcpu *vcpu);
void kvm_vgic_put(struct kvm_vcpu *vcpu);
+void kvm_vgic_vmcr_sync(struct kvm_vcpu *vcpu);
#define irqchip_in_kernel(k) (!!((k)->arch.vgic.in_kernel))
#define vgic_initialized(k) ((k)->arch.vgic.initialized)
diff --git a/include/linux/ccp.h b/include/linux/ccp.h
index 55cb455cfcb0..a5dfbaf2470d 100644
--- a/include/linux/ccp.h
+++ b/include/linux/ccp.h
@@ -170,6 +170,8 @@ struct ccp_aes_engine {
enum ccp_aes_mode mode;
enum ccp_aes_action action;
+ u32 authsize;
+
struct scatterlist *key;
u32 key_len; /* In bytes */
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index d1ad38a3f048..7546cbf3dfb0 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -871,6 +871,7 @@ void kvm_arch_check_processor_compat(void *rtn);
int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu);
bool kvm_arch_vcpu_in_kernel(struct kvm_vcpu *vcpu);
int kvm_arch_vcpu_should_kick(struct kvm_vcpu *vcpu);
+bool kvm_arch_dy_runnable(struct kvm_vcpu *vcpu);
#ifndef __KVM_HAVE_ARCH_VM_ALLOC
/*
diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h
index c5188ff724d1..bc88d6f964da 100644
--- a/include/sound/compress_driver.h
+++ b/include/sound/compress_driver.h
@@ -173,10 +173,7 @@ static inline void snd_compr_drain_notify(struct snd_compr_stream *stream)
if (snd_BUG_ON(!stream))
return;
- if (stream->direction == SND_COMPRESS_PLAYBACK)
- stream->runtime->state = SNDRV_PCM_STATE_SETUP;
- else
- stream->runtime->state = SNDRV_PCM_STATE_PREPARED;
+ stream->runtime->state = SNDRV_PCM_STATE_SETUP;
wake_up(&stream->runtime->sleep);
}
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index 6f09d1500960..70da1c6cdd07 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -2844,7 +2844,7 @@ enum nl80211_attrs {
#define NL80211_HT_CAPABILITY_LEN 26
#define NL80211_VHT_CAPABILITY_LEN 12
#define NL80211_HE_MIN_CAPABILITY_LEN 16
-#define NL80211_HE_MAX_CAPABILITY_LEN 51
+#define NL80211_HE_MAX_CAPABILITY_LEN 54
#define NL80211_MAX_NR_CIPHER_SUITES 5
#define NL80211_MAX_NR_AKM_SUITES 2
diff --git a/kernel/events/core.c b/kernel/events/core.c
index f851934d55d4..4bc15cff1026 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -11266,7 +11266,7 @@ perf_event_create_kernel_counter(struct perf_event_attr *attr, int cpu,
goto err_unlock;
}
- perf_install_in_context(ctx, event, cpu);
+ perf_install_in_context(ctx, event, event->cpu);
perf_unpin_context(ctx);
mutex_unlock(&ctx->mutex);
diff --git a/kernel/irq/affinity.c b/kernel/irq/affinity.c
index f18cd5aa33e8..656c14333613 100644
--- a/kernel/irq/affinity.c
+++ b/kernel/irq/affinity.c
@@ -253,11 +253,9 @@ irq_create_affinity_masks(unsigned int nvecs, struct irq_affinity *affd)
* Determine the number of vectors which need interrupt affinities
* assigned. If the pre/post request exhausts the available vectors
* then nothing to do here except for invoking the calc_sets()
- * callback so the device driver can adjust to the situation. If there
- * is only a single vector, then managing the queue is pointless as
- * well.
+ * callback so the device driver can adjust to the situation.
*/
- if (nvecs > 1 && nvecs > affd->pre_vectors + affd->post_vectors)
+ if (nvecs > affd->pre_vectors + affd->post_vectors)
affvecs = nvecs - affd->pre_vectors - affd->post_vectors;
else
affvecs = 0;
diff --git a/lib/test_firmware.c b/lib/test_firmware.c
index 83ea6c4e623c..6ca97a63b3d6 100644
--- a/lib/test_firmware.c
+++ b/lib/test_firmware.c
@@ -886,8 +886,11 @@ static int __init test_firmware_init(void)
return -ENOMEM;
rc = __test_firmware_config_init();
- if (rc)
+ if (rc) {
+ kfree(test_fw_config);
+ pr_err("could not init firmware test config: %d\n", rc);
return rc;
+ }
rc = misc_register(&test_fw_misc_device);
if (rc) {
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 0f76cca32a1c..080d30408ce3 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -1213,6 +1213,12 @@ static bool __purge_vmap_area_lazy(unsigned long start, unsigned long end)
if (unlikely(valist == NULL))
return false;
+ /*
+ * First make sure the mappings are removed from all page-tables
+ * before they are freed.
+ */
+ vmalloc_sync_all();
+
/*
* TODO: to calculate a flush range without looping.
* The list can be up to lazy_max_pages() elements.
@@ -3001,6 +3007,9 @@ EXPORT_SYMBOL(remap_vmalloc_range);
/*
* Implement a stub for vmalloc_sync_all() if the architecture chose not to
* have one.
+ *
+ * The purpose of this function is to make sure the vmalloc area
+ * mappings are identical in all page-tables in the system.
*/
void __weak vmalloc_sync_all(void)
{
diff --git a/net/ipv4/netfilter/ipt_rpfilter.c b/net/ipv4/netfilter/ipt_rpfilter.c
index 59031670b16a..cc23f1ce239c 100644
--- a/net/ipv4/netfilter/ipt_rpfilter.c
+++ b/net/ipv4/netfilter/ipt_rpfilter.c
@@ -78,6 +78,7 @@ static bool rpfilter_mt(const struct sk_buff *skb, struct xt_action_param *par)
flow.flowi4_mark = info->flags & XT_RPFILTER_VALID_MARK ? skb->mark : 0;
flow.flowi4_tos = RT_TOS(iph->tos);
flow.flowi4_scope = RT_SCOPE_UNIVERSE;
+ flow.flowi4_oif = l3mdev_master_ifindex_rcu(xt_in(par));
return rpfilter_lookup_reverse(xt_net(par), &flow, xt_in(par), info->flags) ^ invert;
}
diff --git a/net/ipv6/netfilter/ip6t_rpfilter.c b/net/ipv6/netfilter/ip6t_rpfilter.c
index 6bcaf7357183..d800801a5dd2 100644
--- a/net/ipv6/netfilter/ip6t_rpfilter.c
+++ b/net/ipv6/netfilter/ip6t_rpfilter.c
@@ -55,7 +55,9 @@ static bool rpfilter_lookup_reverse6(struct net *net, const struct sk_buff *skb,
if (rpfilter_addr_linklocal(&iph->saddr)) {
lookup_flags |= RT6_LOOKUP_F_IFACE;
fl6.flowi6_oif = dev->ifindex;
- } else if ((flags & XT_RPFILTER_LOOSE) == 0)
+ /* Set flowi6_oif for vrf devices to lookup route in l3mdev domain. */
+ } else if (netif_is_l3_master(dev) || netif_is_l3_slave(dev) ||
+ (flags & XT_RPFILTER_LOOSE) == 0)
fl6.flowi6_oif = dev->ifindex;
rt = (void *)ip6_route_lookup(net, &fl6, skb, lookup_flags);
@@ -70,7 +72,9 @@ static bool rpfilter_lookup_reverse6(struct net *net, const struct sk_buff *skb,
goto out;
}
- if (rt->rt6i_idev->dev == dev || (flags & XT_RPFILTER_LOOSE))
+ if (rt->rt6i_idev->dev == dev ||
+ l3mdev_master_ifindex_rcu(rt->rt6i_idev->dev) == dev->ifindex ||
+ (flags & XT_RPFILTER_LOOSE))
ret = true;
out:
ip6_rt_put(rt);
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index a1973a26c7fc..b8288125e05d 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -935,8 +935,10 @@ static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata,
err = ieee80211_set_probe_resp(sdata, params->probe_resp,
params->probe_resp_len, csa);
- if (err < 0)
+ if (err < 0) {
+ kfree(new);
return err;
+ }
if (err == 0)
changed |= BSS_CHANGED_AP_PROBE_RESP;
@@ -948,8 +950,10 @@ static int ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata,
params->civicloc,
params->civicloc_len);
- if (err < 0)
+ if (err < 0) {
+ kfree(new);
return err;
+ }
changed |= BSS_CHANGED_FTM_RESPONDER;
}
diff --git a/net/mac80211/driver-ops.c b/net/mac80211/driver-ops.c
index acd4afb4944b..c9a8a2433e8a 100644
--- a/net/mac80211/driver-ops.c
+++ b/net/mac80211/driver-ops.c
@@ -187,11 +187,16 @@ int drv_conf_tx(struct ieee80211_local *local,
if (!check_sdata_in_driver(sdata))
return -EIO;
- if (WARN_ONCE(params->cw_min == 0 ||
- params->cw_min > params->cw_max,
- "%s: invalid CW_min/CW_max: %d/%d\n",
- sdata->name, params->cw_min, params->cw_max))
+ if (params->cw_min == 0 || params->cw_min > params->cw_max) {
+ /*
+ * If we can't configure hardware anyway, don't warn. We may
+ * never have initialized the CW parameters.
+ */
+ WARN_ONCE(local->ops->conf_tx,
+ "%s: invalid CW_min/CW_max: %d/%d\n",
+ sdata->name, params->cw_min, params->cw_max);
return -EINVAL;
+ }
trace_drv_conf_tx(local, sdata, ac, params);
if (local->ops->conf_tx)
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 379d2ab6d327..36b60f39930b 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2041,6 +2041,16 @@ ieee80211_sta_wmm_params(struct ieee80211_local *local,
ieee80211_regulatory_limit_wmm_params(sdata, ¶ms[ac], ac);
}
+ /* WMM specification requires all 4 ACIs. */
+ for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
+ if (params[ac].cw_min == 0) {
+ sdata_info(sdata,
+ "AP has invalid WMM params (missing AC %d), using defaults\n",
+ ac);
+ return false;
+ }
+ }
+
for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
mlme_dbg(sdata,
"WMM AC=%d acm=%d aifs=%d cWmin=%d cWmax=%d txop=%d uapsd=%d, downgraded=%d\n",
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c
index 1e2cc83ff5da..ae1f8c6b3a97 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -472,6 +472,7 @@ static bool tcp_in_window(const struct nf_conn *ct,
struct ip_ct_tcp_state *receiver = &state->seen[!dir];
const struct nf_conntrack_tuple *tuple = &ct->tuplehash[dir].tuple;
__u32 seq, ack, sack, end, win, swin;
+ u16 win_raw;
s32 receiver_offset;
bool res, in_recv_win;
@@ -480,7 +481,8 @@ static bool tcp_in_window(const struct nf_conn *ct,
*/
seq = ntohl(tcph->seq);
ack = sack = ntohl(tcph->ack_seq);
- win = ntohs(tcph->window);
+ win_raw = ntohs(tcph->window);
+ win = win_raw;
end = segment_seq_plus_len(seq, skb->len, dataoff, tcph);
if (receiver->flags & IP_CT_TCP_FLAG_SACK_PERM)
@@ -655,14 +657,14 @@ static bool tcp_in_window(const struct nf_conn *ct,
&& state->last_seq == seq
&& state->last_ack == ack
&& state->last_end == end
- && state->last_win == win)
+ && state->last_win == win_raw)
state->retrans++;
else {
state->last_dir = dir;
state->last_seq = seq;
state->last_ack = ack;
state->last_end = end;
- state->last_win = win;
+ state->last_win = win_raw;
state->retrans = 0;
}
}
diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c
index 92077d459109..4abbb452cf6c 100644
--- a/net/netfilter/nfnetlink.c
+++ b/net/netfilter/nfnetlink.c
@@ -578,7 +578,7 @@ static int nfnetlink_bind(struct net *net, int group)
ss = nfnetlink_get_subsys(type << 8);
rcu_read_unlock();
if (!ss)
- request_module("nfnetlink-subsys-%d", type);
+ request_module_nowait("nfnetlink-subsys-%d", type);
return 0;
}
#endif
diff --git a/net/netfilter/nft_chain_nat.c b/net/netfilter/nft_chain_nat.c
index 2f89bde3c61c..ff9ac8ae0031 100644
--- a/net/netfilter/nft_chain_nat.c
+++ b/net/netfilter/nft_chain_nat.c
@@ -142,3 +142,6 @@ MODULE_ALIAS_NFT_CHAIN(AF_INET, "nat");
#ifdef CONFIG_NF_TABLES_IPV6
MODULE_ALIAS_NFT_CHAIN(AF_INET6, "nat");
#endif
+#ifdef CONFIG_NF_TABLES_INET
+MODULE_ALIAS_NFT_CHAIN(1, "nat"); /* NFPROTO_INET */
+#endif
diff --git a/net/netfilter/nft_hash.c b/net/netfilter/nft_hash.c
index fe93e731dc7f..b836d550b919 100644
--- a/net/netfilter/nft_hash.c
+++ b/net/netfilter/nft_hash.c
@@ -129,7 +129,7 @@ static int nft_symhash_init(const struct nft_ctx *ctx,
priv->dreg = nft_parse_register(tb[NFTA_HASH_DREG]);
priv->modulus = ntohl(nla_get_be32(tb[NFTA_HASH_MODULUS]));
- if (priv->modulus <= 1)
+ if (priv->modulus < 1)
return -ERANGE;
if (priv->offset + priv->modulus - 1 < priv->offset)
diff --git a/net/netfilter/nft_redir.c b/net/netfilter/nft_redir.c
index 8487eeff5c0e..43eeb1f609f1 100644
--- a/net/netfilter/nft_redir.c
+++ b/net/netfilter/nft_redir.c
@@ -291,4 +291,4 @@ module_exit(nft_redir_module_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Arturo Borrero Gonzalez <arturo@...ian.org>");
-MODULE_ALIAS_NFT_EXPR("nat");
+MODULE_ALIAS_NFT_EXPR("redir");
diff --git a/scripts/gen_compile_commands.py b/scripts/gen_compile_commands.py
index 7915823b92a5..c458696ef3a7 100755
--- a/scripts/gen_compile_commands.py
+++ b/scripts/gen_compile_commands.py
@@ -21,9 +21,9 @@ _LINE_PATTERN = r'^cmd_[^ ]*\.o := (.* )([^ ]*\.c)$'
_VALID_LOG_LEVELS = ['DEBUG', 'INFO', 'WARNING', 'ERROR', 'CRITICAL']
# A kernel build generally has over 2000 entries in its compile_commands.json
-# database. If this code finds 500 or fewer, then warn the user that they might
+# database. If this code finds 300 or fewer, then warn the user that they might
# not have all the .cmd files, and they might need to compile the kernel.
-_LOW_COUNT_THRESHOLD = 500
+_LOW_COUNT_THRESHOLD = 300
def parse_arguments():
diff --git a/scripts/sphinx-pre-install b/scripts/sphinx-pre-install
index 9be208db88d3..1f9f0a334c24 100755
--- a/scripts/sphinx-pre-install
+++ b/scripts/sphinx-pre-install
@@ -77,6 +77,17 @@ sub check_missing(%)
foreach my $prog (sort keys %missing) {
my $is_optional = $missing{$prog};
+ # At least on some LTS distros like CentOS 7, texlive doesn't
+ # provide all packages we need. When such distros are
+ # detected, we have to disable PDF output.
+ #
+ # So, we need to ignore the packages that distros would
+ # need for LaTeX to work
+ if ($is_optional == 2 && !$pdf) {
+ $optional--;
+ next;
+ }
+
if ($is_optional) {
print "Warning: better to also install \"$prog\".\n";
} else {
@@ -326,10 +337,10 @@ sub give_debian_hints()
if ($pdf) {
check_missing_file("/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf",
- "fonts-dejavu", 1);
+ "fonts-dejavu", 2);
}
- check_program("dvipng", 1) if ($pdf);
+ check_program("dvipng", 2) if ($pdf);
check_missing(\%map);
return if (!$need && !$optional);
@@ -364,22 +375,40 @@ sub give_redhat_hints()
#
# Checks valid for RHEL/CentOS version 7.x.
#
- if (! $system_release =~ /Fedora/) {
+ my $old = 0;
+ my $rel;
+ $rel = $1 if ($system_release =~ /release\s+(\d+)/);
+
+ if (!($system_release =~ /Fedora/)) {
$map{"virtualenv"} = "python-virtualenv";
- }
- my $release;
+ if ($rel && $rel < 8) {
+ $old = 1;
+ $pdf = 0;
- $release = $1 if ($system_release =~ /Fedora\s+release\s+(\d+)/);
+ printf("Note: texlive packages on RHEL/CENTOS <= 7 are incomplete. Can't support PDF output\n");
+ printf("If you want to build PDF, please read:\n");
+ printf("\thttps://www.systutorials.com/241660/how-to-install-tex-live-on-centos-7-linux/\n");
+ }
+ } else {
+ if ($rel && $rel < 26) {
+ $old = 1;
+ }
+ }
+ if (!$rel) {
+ printf("Couldn't identify release number\n");
+ $old = 1;
+ $pdf = 0;
+ }
- check_rpm_missing(\@fedora26_opt_pkgs, 1) if ($pdf && $release >= 26);
- check_rpm_missing(\@fedora_tex_pkgs, 1) if ($pdf);
- check_missing_tex(1) if ($pdf);
+ check_rpm_missing(\@fedora26_opt_pkgs, 2) if ($pdf && !$old);
+ check_rpm_missing(\@fedora_tex_pkgs, 2) if ($pdf);
+ check_missing_tex(2) if ($pdf);
check_missing(\%map);
return if (!$need && !$optional);
- if ($release >= 18) {
+ if (!$old) {
# dnf, for Fedora 18+
printf("You should run:\n\n\tsudo dnf install -y $install\n");
} else {
@@ -418,8 +447,10 @@ sub give_opensuse_hints()
"texlive-zapfding",
);
- check_rpm_missing(\@suse_tex_pkgs, 1) if ($pdf);
- check_missing_tex(1) if ($pdf);
+ $map{"latexmk"} = "texlive-latexmk-bin";
+
+ check_rpm_missing(\@suse_tex_pkgs, 2) if ($pdf);
+ check_missing_tex(2) if ($pdf);
check_missing(\%map);
return if (!$need && !$optional);
@@ -443,7 +474,9 @@ sub give_mageia_hints()
"texlive-fontsextra",
);
- check_rpm_missing(\@tex_pkgs, 1) if ($pdf);
+ $map{"latexmk"} = "texlive-collection-basic";
+
+ check_rpm_missing(\@tex_pkgs, 2) if ($pdf);
check_missing(\%map);
return if (!$need && !$optional);
@@ -466,7 +499,8 @@ sub give_arch_linux_hints()
"texlive-latexextra",
"ttf-dejavu",
);
- check_pacman_missing(\@archlinux_tex_pkgs, 1) if ($pdf);
+ check_pacman_missing(\@archlinux_tex_pkgs, 2) if ($pdf);
+
check_missing(\%map);
return if (!$need && !$optional);
@@ -485,7 +519,7 @@ sub give_gentoo_hints()
);
check_missing_file("/usr/share/fonts/dejavu/DejaVuSans.ttf",
- "media-fonts/dejavu", 1) if ($pdf);
+ "media-fonts/dejavu", 2) if ($pdf);
check_missing(\%map);
@@ -553,7 +587,7 @@ sub check_distros()
my %map = (
"sphinx-build" => "sphinx"
);
- check_missing_tex(1) if ($pdf);
+ check_missing_tex(2) if ($pdf);
check_missing(\%map);
print "I don't know distro $system_release.\n";
print "So, I can't provide you a hint with the install procedure.\n";
@@ -591,11 +625,13 @@ sub check_needs()
check_program("make", 0);
check_program("gcc", 0);
check_python_module("sphinx_rtd_theme", 1) if (!$virtualenv);
- check_program("xelatex", 1) if ($pdf);
check_program("dot", 1);
check_program("convert", 1);
- check_program("rsvg-convert", 1) if ($pdf);
- check_program("latexmk", 1) if ($pdf);
+
+ # Extra PDF files - should use 2 for is_optional
+ check_program("xelatex", 2) if ($pdf);
+ check_program("rsvg-convert", 2) if ($pdf);
+ check_program("latexmk", 2) if ($pdf);
check_distros();
diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c
index 99b882158705..41905afada63 100644
--- a/sound/core/compress_offload.c
+++ b/sound/core/compress_offload.c
@@ -574,10 +574,7 @@ snd_compr_set_params(struct snd_compr_stream *stream, unsigned long arg)
stream->metadata_set = false;
stream->next_track = false;
- if (stream->direction == SND_COMPRESS_PLAYBACK)
- stream->runtime->state = SNDRV_PCM_STATE_SETUP;
- else
- stream->runtime->state = SNDRV_PCM_STATE_PREPARED;
+ stream->runtime->state = SNDRV_PCM_STATE_SETUP;
} else {
return -EPERM;
}
@@ -693,8 +690,17 @@ static int snd_compr_start(struct snd_compr_stream *stream)
{
int retval;
- if (stream->runtime->state != SNDRV_PCM_STATE_PREPARED)
+ switch (stream->runtime->state) {
+ case SNDRV_PCM_STATE_SETUP:
+ if (stream->direction != SND_COMPRESS_CAPTURE)
+ return -EPERM;
+ break;
+ case SNDRV_PCM_STATE_PREPARED:
+ break;
+ default:
return -EPERM;
+ }
+
retval = stream->ops->trigger(stream, SNDRV_PCM_TRIGGER_START);
if (!retval)
stream->runtime->state = SNDRV_PCM_STATE_RUNNING;
@@ -705,9 +711,15 @@ static int snd_compr_stop(struct snd_compr_stream *stream)
{
int retval;
- if (stream->runtime->state == SNDRV_PCM_STATE_PREPARED ||
- stream->runtime->state == SNDRV_PCM_STATE_SETUP)
+ switch (stream->runtime->state) {
+ case SNDRV_PCM_STATE_OPEN:
+ case SNDRV_PCM_STATE_SETUP:
+ case SNDRV_PCM_STATE_PREPARED:
return -EPERM;
+ default:
+ break;
+ }
+
retval = stream->ops->trigger(stream, SNDRV_PCM_TRIGGER_STOP);
if (!retval) {
snd_compr_drain_notify(stream);
@@ -795,9 +807,17 @@ static int snd_compr_drain(struct snd_compr_stream *stream)
{
int retval;
- if (stream->runtime->state == SNDRV_PCM_STATE_PREPARED ||
- stream->runtime->state == SNDRV_PCM_STATE_SETUP)
+ switch (stream->runtime->state) {
+ case SNDRV_PCM_STATE_OPEN:
+ case SNDRV_PCM_STATE_SETUP:
+ case SNDRV_PCM_STATE_PREPARED:
+ case SNDRV_PCM_STATE_PAUSED:
return -EPERM;
+ case SNDRV_PCM_STATE_XRUN:
+ return -EPIPE;
+ default:
+ break;
+ }
retval = stream->ops->trigger(stream, SND_COMPR_TRIGGER_DRAIN);
if (retval) {
@@ -817,6 +837,10 @@ static int snd_compr_next_track(struct snd_compr_stream *stream)
if (stream->runtime->state != SNDRV_PCM_STATE_RUNNING)
return -EPERM;
+ /* next track doesn't have any meaning for capture streams */
+ if (stream->direction == SND_COMPRESS_CAPTURE)
+ return -EPERM;
+
/* you can signal next track if this is intended to be a gapless stream
* and current track metadata is set
*/
@@ -834,9 +858,23 @@ static int snd_compr_next_track(struct snd_compr_stream *stream)
static int snd_compr_partial_drain(struct snd_compr_stream *stream)
{
int retval;
- if (stream->runtime->state == SNDRV_PCM_STATE_PREPARED ||
- stream->runtime->state == SNDRV_PCM_STATE_SETUP)
+
+ switch (stream->runtime->state) {
+ case SNDRV_PCM_STATE_OPEN:
+ case SNDRV_PCM_STATE_SETUP:
+ case SNDRV_PCM_STATE_PREPARED:
+ case SNDRV_PCM_STATE_PAUSED:
+ return -EPERM;
+ case SNDRV_PCM_STATE_XRUN:
+ return -EPIPE;
+ default:
+ break;
+ }
+
+ /* partial drain doesn't have any meaning for capture streams */
+ if (stream->direction == SND_COMPRESS_CAPTURE)
return -EPERM;
+
/* stream can be drained only when next track has been signalled */
if (stream->next_track == false)
return -EPERM;
diff --git a/sound/firewire/packets-buffer.c b/sound/firewire/packets-buffer.c
index 0d35359d25cd..0ecafd0c6722 100644
--- a/sound/firewire/packets-buffer.c
+++ b/sound/firewire/packets-buffer.c
@@ -37,7 +37,7 @@ int iso_packets_buffer_init(struct iso_packets_buffer *b, struct fw_unit *unit,
packets_per_page = PAGE_SIZE / packet_size;
if (WARN_ON(!packets_per_page)) {
err = -EINVAL;
- goto error;
+ goto err_packets;
}
pages = DIV_ROUND_UP(count, packets_per_page);
diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c
index 232a1926758a..dd96def48a3a 100644
--- a/sound/pci/hda/hda_controller.c
+++ b/sound/pci/hda/hda_controller.c
@@ -598,11 +598,9 @@ static int azx_pcm_open(struct snd_pcm_substream *substream)
}
runtime->private_data = azx_dev;
- if (chip->gts_present)
- azx_pcm_hw.info = azx_pcm_hw.info |
- SNDRV_PCM_INFO_HAS_LINK_SYNCHRONIZED_ATIME;
-
runtime->hw = azx_pcm_hw;
+ if (chip->gts_present)
+ runtime->hw.info |= SNDRV_PCM_INFO_HAS_LINK_SYNCHRONIZED_ATIME;
runtime->hw.channels_min = hinfo->channels_min;
runtime->hw.channels_max = hinfo->channels_max;
runtime->hw.formats = hinfo->formats;
@@ -615,6 +613,13 @@ static int azx_pcm_open(struct snd_pcm_substream *substream)
20,
178000000);
+ /* by some reason, the playback stream stalls on PulseAudio with
+ * tsched=1 when a capture stream triggers. Until we figure out the
+ * real cause, disable tsched mode by telling the PCM info flag.
+ */
+ if (chip->driver_caps & AZX_DCAPS_AMD_WORKAROUND)
+ runtime->hw.info |= SNDRV_PCM_INFO_BATCH;
+
if (chip->align_buffer_size)
/* constrain buffer sizes to be multiple of 128
bytes. This is more efficient in terms of memory
diff --git a/sound/pci/hda/hda_controller.h b/sound/pci/hda/hda_controller.h
index 3aa5c957ffbf..863695d025af 100644
--- a/sound/pci/hda/hda_controller.h
+++ b/sound/pci/hda/hda_controller.h
@@ -31,7 +31,7 @@
/* 14 unused */
#define AZX_DCAPS_CTX_WORKAROUND (1 << 15) /* X-Fi workaround */
#define AZX_DCAPS_POSFIX_LPIB (1 << 16) /* Use LPIB as default */
-/* 17 unused */
+#define AZX_DCAPS_AMD_WORKAROUND (1 << 17) /* AMD-specific workaround */
#define AZX_DCAPS_NO_64BIT (1 << 18) /* No 64bit address */
#define AZX_DCAPS_SYNC_WRITE (1 << 19) /* sync each cmd write */
#define AZX_DCAPS_OLD_SSYNC (1 << 20) /* Old SSYNC reg for ICH */
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index d438c450f04d..fb8f452a1c78 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -64,6 +64,7 @@ enum {
POS_FIX_VIACOMBO,
POS_FIX_COMBO,
POS_FIX_SKL,
+ POS_FIX_FIFO,
};
/* Defines for ATI HD Audio support in SB450 south bridge */
@@ -135,7 +136,7 @@ module_param_array(model, charp, NULL, 0444);
MODULE_PARM_DESC(model, "Use the given board model.");
module_param_array(position_fix, int, NULL, 0444);
MODULE_PARM_DESC(position_fix, "DMA pointer read method."
- "(-1 = system default, 0 = auto, 1 = LPIB, 2 = POSBUF, 3 = VIACOMBO, 4 = COMBO, 5 = SKL+).");
+ "(-1 = system default, 0 = auto, 1 = LPIB, 2 = POSBUF, 3 = VIACOMBO, 4 = COMBO, 5 = SKL+, 6 = FIFO).");
module_param_array(bdl_pos_adj, int, NULL, 0644);
MODULE_PARM_DESC(bdl_pos_adj, "BDL position adjustment offset.");
module_param_array(probe_mask, int, NULL, 0444);
@@ -332,6 +333,11 @@ enum {
#define AZX_DCAPS_PRESET_ATI_HDMI_NS \
(AZX_DCAPS_PRESET_ATI_HDMI | AZX_DCAPS_SNOOP_OFF)
+/* quirks for AMD SB */
+#define AZX_DCAPS_PRESET_AMD_SB \
+ (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_SYNC_WRITE | AZX_DCAPS_AMD_WORKAROUND |\
+ AZX_DCAPS_SNOOP_TYPE(ATI) | AZX_DCAPS_PM_RUNTIME)
+
/* quirks for Nvidia */
#define AZX_DCAPS_PRESET_NVIDIA \
(AZX_DCAPS_NO_MSI | AZX_DCAPS_CORBRP_SELF_CLEAR |\
@@ -841,6 +847,49 @@ static unsigned int azx_via_get_position(struct azx *chip,
return bound_pos + mod_dma_pos;
}
+#define AMD_FIFO_SIZE 32
+
+/* get the current DMA position with FIFO size correction */
+static unsigned int azx_get_pos_fifo(struct azx *chip, struct azx_dev *azx_dev)
+{
+ struct snd_pcm_substream *substream = azx_dev->core.substream;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ unsigned int pos, delay;
+
+ pos = snd_hdac_stream_get_pos_lpib(azx_stream(azx_dev));
+ if (!runtime)
+ return pos;
+
+ runtime->delay = AMD_FIFO_SIZE;
+ delay = frames_to_bytes(runtime, AMD_FIFO_SIZE);
+ if (azx_dev->insufficient) {
+ if (pos < delay) {
+ delay = pos;
+ runtime->delay = bytes_to_frames(runtime, pos);
+ } else {
+ azx_dev->insufficient = 0;
+ }
+ }
+
+ /* correct the DMA position for capture stream */
+ if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
+ if (pos < delay)
+ pos += azx_dev->core.bufsize;
+ pos -= delay;
+ }
+
+ return pos;
+}
+
+static int azx_get_delay_from_fifo(struct azx *chip, struct azx_dev *azx_dev,
+ unsigned int pos)
+{
+ struct snd_pcm_substream *substream = azx_dev->core.substream;
+
+ /* just read back the calculated value in the above */
+ return substream->runtime->delay;
+}
+
static unsigned int azx_skl_get_dpib_pos(struct azx *chip,
struct azx_dev *azx_dev)
{
@@ -1417,6 +1466,7 @@ static int check_position_fix(struct azx *chip, int fix)
case POS_FIX_VIACOMBO:
case POS_FIX_COMBO:
case POS_FIX_SKL:
+ case POS_FIX_FIFO:
return fix;
}
@@ -1433,6 +1483,10 @@ static int check_position_fix(struct azx *chip, int fix)
dev_dbg(chip->card->dev, "Using VIACOMBO position fix\n");
return POS_FIX_VIACOMBO;
}
+ if (chip->driver_caps & AZX_DCAPS_AMD_WORKAROUND) {
+ dev_dbg(chip->card->dev, "Using FIFO position fix\n");
+ return POS_FIX_FIFO;
+ }
if (chip->driver_caps & AZX_DCAPS_POSFIX_LPIB) {
dev_dbg(chip->card->dev, "Using LPIB position fix\n");
return POS_FIX_LPIB;
@@ -1453,6 +1507,7 @@ static void assign_position_fix(struct azx *chip, int fix)
[POS_FIX_VIACOMBO] = azx_via_get_position,
[POS_FIX_COMBO] = azx_get_pos_lpib,
[POS_FIX_SKL] = azx_get_pos_skl,
+ [POS_FIX_FIFO] = azx_get_pos_fifo,
};
chip->get_position[0] = chip->get_position[1] = callbacks[fix];
@@ -1467,6 +1522,9 @@ static void assign_position_fix(struct azx *chip, int fix)
azx_get_delay_from_lpib;
}
+ if (fix == POS_FIX_FIFO)
+ chip->get_delay[0] = chip->get_delay[1] =
+ azx_get_delay_from_fifo;
}
/*
@@ -2444,6 +2502,9 @@ static const struct pci_device_id azx_ids[] = {
/* AMD Hudson */
{ PCI_DEVICE(0x1022, 0x780d),
.driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB },
+ /* AMD, X370 & co */
+ { PCI_DEVICE(0x1022, 0x1457),
+ .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB },
/* AMD Stoney */
{ PCI_DEVICE(0x1022, 0x157a),
.driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB |
diff --git a/sound/sound_core.c b/sound/sound_core.c
index b730d97c4de6..90d118cd9164 100644
--- a/sound/sound_core.c
+++ b/sound/sound_core.c
@@ -275,7 +275,8 @@ static int sound_insert_unit(struct sound_unit **list, const struct file_operati
goto retry;
}
spin_unlock(&sound_loader_lock);
- return -EBUSY;
+ r = -EBUSY;
+ goto fail;
}
}
diff --git a/sound/usb/hiface/pcm.c b/sound/usb/hiface/pcm.c
index 14fc1e1d5d13..c406497c5919 100644
--- a/sound/usb/hiface/pcm.c
+++ b/sound/usb/hiface/pcm.c
@@ -600,14 +600,13 @@ int hiface_pcm_init(struct hiface_chip *chip, u8 extra_freq)
ret = hiface_pcm_init_urb(&rt->out_urbs[i], chip, OUT_EP,
hiface_pcm_out_urb_handler);
if (ret < 0)
- return ret;
+ goto error;
}
ret = snd_pcm_new(chip->card, "USB-SPDIF Audio", 0, 1, 0, &pcm);
if (ret < 0) {
- kfree(rt);
dev_err(&chip->dev->dev, "Cannot create pcm instance\n");
- return ret;
+ goto error;
}
pcm->private_data = rt;
@@ -620,4 +619,10 @@ int hiface_pcm_init(struct hiface_chip *chip, u8 extra_freq)
chip->pcm = rt;
return 0;
+
+error:
+ for (i = 0; i < PCM_N_URBS; i++)
+ kfree(rt->out_urbs[i].buffer);
+ kfree(rt);
+ return ret;
}
diff --git a/sound/usb/stream.c b/sound/usb/stream.c
index 7ee9d17d0143..e852c7fd6109 100644
--- a/sound/usb/stream.c
+++ b/sound/usb/stream.c
@@ -1043,6 +1043,7 @@ snd_usb_get_audioformat_uac3(struct snd_usb_audio *chip,
pd = kzalloc(sizeof(*pd), GFP_KERNEL);
if (!pd) {
+ kfree(fp->chmap);
kfree(fp->rate_table);
kfree(fp);
return NULL;
diff --git a/tools/perf/arch/s390/util/machine.c b/tools/perf/arch/s390/util/machine.c
index a19690a17291..c8c86a0c9b79 100644
--- a/tools/perf/arch/s390/util/machine.c
+++ b/tools/perf/arch/s390/util/machine.c
@@ -6,8 +6,9 @@
#include "machine.h"
#include "api/fs/fs.h"
#include "debug.h"
+#include "symbol.h"
-int arch__fix_module_text_start(u64 *start, const char *name)
+int arch__fix_module_text_start(u64 *start, u64 *size, const char *name)
{
u64 m_start = *start;
char path[PATH_MAX];
@@ -17,7 +18,35 @@ int arch__fix_module_text_start(u64 *start, const char *name)
if (sysfs__read_ull(path, (unsigned long long *)start) < 0) {
pr_debug2("Using module %s start:%#lx\n", path, m_start);
*start = m_start;
+ } else {
+ /* Successful read of the modules segment text start address.
+ * Calculate difference between module start address
+ * in memory and module text segment start address.
+ * For example module load address is 0x3ff8011b000
+ * (from /proc/modules) and module text segment start
+ * address is 0x3ff8011b870 (from file above).
+ *
+ * Adjust the module size and subtract the GOT table
+ * size located at the beginning of the module.
+ */
+ *size -= (*start - m_start);
}
return 0;
}
+
+/* On s390 kernel text segment start is located at very low memory addresses,
+ * for example 0x10000. Modules are located at very high memory addresses,
+ * for example 0x3ff xxxx xxxx. The gap between end of kernel text segment
+ * and beginning of first module's text segment is very big.
+ * Therefore do not fill this gap and do not assign it to the kernel dso map.
+ */
+void arch__symbols__fixup_end(struct symbol *p, struct symbol *c)
+{
+ if (strchr(p->name, '[') == NULL && strchr(c->name, '['))
+ /* Last kernel symbol mapped to end of page */
+ p->end = roundup(p->end, page_size);
+ else
+ p->end = c->start;
+ pr_debug4("%s sym:%s end:%#lx\n", __func__, p->name, p->end);
+}
diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c
index 8bb124e55c6d..2c376f5b2120 100644
--- a/tools/perf/builtin-probe.c
+++ b/tools/perf/builtin-probe.c
@@ -698,6 +698,16 @@ __cmd_probe(int argc, const char **argv)
ret = perf_add_probe_events(params.events, params.nevents);
if (ret < 0) {
+
+ /*
+ * When perf_add_probe_events() fails it calls
+ * cleanup_perf_probe_events(pevs, npevs), i.e.
+ * cleanup_perf_probe_events(params.events, params.nevents), which
+ * will call clear_perf_probe_event(), so set nevents to zero
+ * to avoid cleanup_params() to call clear_perf_probe_event() again
+ * on the same pevs.
+ */
+ params.nevents = 0;
pr_err_with_code(" Error: Failed to add events.", ret);
return ret;
}
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index d089eb706d18..4380474c8c35 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -1057,7 +1057,7 @@ static int perf_sample__fprintf_brstackinsn(struct perf_sample *sample,
printed += ip__fprintf_sym(ip, thread, x.cpumode, x.cpu, &lastsym, attr, fp);
if (ip == end) {
- printed += ip__fprintf_jump(ip, &br->entries[i], &x, buffer + off, len - off, insn, fp,
+ printed += ip__fprintf_jump(ip, &br->entries[i], &x, buffer + off, len - off, ++insn, fp,
&total_cycles);
if (PRINT_FIELD(SRCCODE))
printed += print_srccode(thread, x.cpumode, ip);
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index e28002d90573..c6c550dbb947 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -607,7 +607,13 @@ static int __run_perf_stat(int argc, const char **argv, int run_idx)
* group leaders.
*/
read_counters(&(struct timespec) { .tv_nsec = t1-t0 });
- perf_evlist__close(evsel_list);
+
+ /*
+ * We need to keep evsel_list alive, because it's processed
+ * later the evsel_list will be closed after.
+ */
+ if (!STAT_RECORD)
+ perf_evlist__close(evsel_list);
return WEXITSTATUS(status);
}
@@ -1922,6 +1928,7 @@ int cmd_stat(int argc, const char **argv)
perf_session__write_header(perf_stat.session, evsel_list, fd, true);
}
+ perf_evlist__close(evsel_list);
perf_session__delete(perf_stat.session);
}
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 2c46f9aa416c..b854541604df 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -1282,6 +1282,7 @@ static void perf_evsel__free_id(struct perf_evsel *evsel)
xyarray__delete(evsel->sample_id);
evsel->sample_id = NULL;
zfree(&evsel->id);
+ evsel->ids = 0;
}
static void perf_evsel__free_config_terms(struct perf_evsel *evsel)
@@ -2074,6 +2075,7 @@ void perf_evsel__close(struct perf_evsel *evsel)
perf_evsel__close_fd(evsel);
perf_evsel__free_fd(evsel);
+ perf_evsel__free_id(evsel);
}
int perf_evsel__open_per_cpu(struct perf_evsel *evsel,
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index b82d4577d969..e84b70be3fc1 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -3666,7 +3666,7 @@ int perf_event__process_feature(struct perf_session *session,
return 0;
ff.buf = (void *)fe->data;
- ff.size = event->header.size - sizeof(event->header);
+ ff.size = event->header.size - sizeof(*fe);
ff.ph = &session->header;
if (feat_ops[feat].process(&ff, NULL))
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index dc7aafe45a2b..081fe4bdebaa 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -1365,6 +1365,7 @@ static int machine__set_modules_path(struct machine *machine)
return map_groups__set_modules_path_dir(&machine->kmaps, modules_path, 0);
}
int __weak arch__fix_module_text_start(u64 *start __maybe_unused,
+ u64 *size __maybe_unused,
const char *name __maybe_unused)
{
return 0;
@@ -1376,7 +1377,7 @@ static int machine__create_module(void *arg, const char *name, u64 start,
struct machine *machine = arg;
struct map *map;
- if (arch__fix_module_text_start(&start, name) < 0)
+ if (arch__fix_module_text_start(&start, &size, name) < 0)
return -1;
map = machine__findnew_module_map(machine, start, name);
diff --git a/tools/perf/util/machine.h b/tools/perf/util/machine.h
index f70ab98a7bde..7aa38da26427 100644
--- a/tools/perf/util/machine.h
+++ b/tools/perf/util/machine.h
@@ -222,7 +222,7 @@ struct symbol *machine__find_kernel_symbol_by_name(struct machine *machine,
struct map *machine__findnew_module_map(struct machine *machine, u64 start,
const char *filename);
-int arch__fix_module_text_start(u64 *start, const char *name);
+int arch__fix_module_text_start(u64 *start, u64 *size, const char *name);
int machine__load_kallsyms(struct machine *machine, const char *filename);
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 2e61dd6a3574..d78984096044 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -36,10 +36,16 @@ static int perf_session__process_compressed_event(struct perf_session *session,
void *src;
size_t decomp_size, src_size;
u64 decomp_last_rem = 0;
- size_t decomp_len = session->header.env.comp_mmap_len;
+ size_t mmap_len, decomp_len = session->header.env.comp_mmap_len;
struct decomp *decomp, *decomp_last = session->decomp_last;
- decomp = mmap(NULL, sizeof(struct decomp) + decomp_len, PROT_READ|PROT_WRITE,
+ if (decomp_last) {
+ decomp_last_rem = decomp_last->size - decomp_last->head;
+ decomp_len += decomp_last_rem;
+ }
+
+ mmap_len = sizeof(struct decomp) + decomp_len;
+ decomp = mmap(NULL, mmap_len, PROT_READ|PROT_WRITE,
MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);
if (decomp == MAP_FAILED) {
pr_err("Couldn't allocate memory for decompression\n");
@@ -47,10 +53,10 @@ static int perf_session__process_compressed_event(struct perf_session *session,
}
decomp->file_pos = file_offset;
+ decomp->mmap_len = mmap_len;
decomp->head = 0;
- if (decomp_last) {
- decomp_last_rem = decomp_last->size - decomp_last->head;
+ if (decomp_last_rem) {
memcpy(decomp->data, &(decomp_last->data[decomp_last->head]), decomp_last_rem);
decomp->size = decomp_last_rem;
}
@@ -61,7 +67,7 @@ static int perf_session__process_compressed_event(struct perf_session *session,
decomp_size = zstd_decompress_stream(&(session->zstd_data), src, src_size,
&(decomp->data[decomp_last_rem]), decomp_len - decomp_last_rem);
if (!decomp_size) {
- munmap(decomp, sizeof(struct decomp) + decomp_len);
+ munmap(decomp, mmap_len);
pr_err("Couldn't decompress data\n");
return -1;
}
@@ -255,15 +261,15 @@ static void perf_session__delete_threads(struct perf_session *session)
static void perf_session__release_decomp_events(struct perf_session *session)
{
struct decomp *next, *decomp;
- size_t decomp_len;
+ size_t mmap_len;
next = session->decomp;
- decomp_len = session->header.env.comp_mmap_len;
do {
decomp = next;
if (decomp == NULL)
break;
next = decomp->next;
- munmap(decomp, decomp_len + sizeof(struct decomp));
+ mmap_len = decomp->mmap_len;
+ munmap(decomp, mmap_len);
} while (1);
}
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index dd8920b745bc..863dbad87849 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -46,6 +46,7 @@ struct perf_session {
struct decomp {
struct decomp *next;
u64 file_pos;
+ size_t mmap_len;
u64 head;
size_t size;
char data[];
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 5cbad55cd99d..3b49eb4e3ed9 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -91,6 +91,11 @@ static int prefix_underscores_count(const char *str)
return tail - str;
}
+void __weak arch__symbols__fixup_end(struct symbol *p, struct symbol *c)
+{
+ p->end = c->start;
+}
+
const char * __weak arch__normalize_symbol_name(const char *name)
{
return name;
@@ -217,7 +222,7 @@ void symbols__fixup_end(struct rb_root_cached *symbols)
curr = rb_entry(nd, struct symbol, rb_node);
if (prev->end == prev->start && prev->end != curr->start)
- prev->end = curr->start;
+ arch__symbols__fixup_end(prev, curr);
}
/* Last entry */
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 9a8fe012910a..f30ab608ea54 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -277,6 +277,7 @@ const char *arch__normalize_symbol_name(const char *name);
#define SYMBOL_A 0
#define SYMBOL_B 1
+void arch__symbols__fixup_end(struct symbol *p, struct symbol *c);
int arch__compare_symbol_names(const char *namea, const char *nameb);
int arch__compare_symbol_names_n(const char *namea, const char *nameb,
unsigned int n);
diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c
index b413ba5b9835..4a9f88d9b7ab 100644
--- a/tools/perf/util/thread.c
+++ b/tools/perf/util/thread.c
@@ -197,14 +197,24 @@ struct comm *thread__comm(const struct thread *thread)
struct comm *thread__exec_comm(const struct thread *thread)
{
- struct comm *comm, *last = NULL;
+ struct comm *comm, *last = NULL, *second_last = NULL;
list_for_each_entry(comm, &thread->comm_list, list) {
if (comm->exec)
return comm;
+ second_last = last;
last = comm;
}
+ /*
+ * 'last' with no start time might be the parent's comm of a synthesized
+ * thread (created by processing a synthesized fork event). For a main
+ * thread, that is very probably wrong. Prefer a later comm to avoid
+ * that case.
+ */
+ if (second_last && !last->start && thread->pid_ == thread->tid)
+ return second_last;
+
return last;
}
diff --git a/tools/perf/util/zstd.c b/tools/perf/util/zstd.c
index 23bdb9884576..d2202392ffdb 100644
--- a/tools/perf/util/zstd.c
+++ b/tools/perf/util/zstd.c
@@ -99,8 +99,8 @@ size_t zstd_decompress_stream(struct zstd_data *data, void *src, size_t src_size
while (input.pos < input.size) {
ret = ZSTD_decompressStream(data->dstream, &output, &input);
if (ZSTD_isError(ret)) {
- pr_err("failed to decompress (B): %ld -> %ld : %s\n",
- src_size, output.size, ZSTD_getErrorName(ret));
+ pr_err("failed to decompress (B): %ld -> %ld, dst_size %ld : %s\n",
+ src_size, output.size, dst_size, ZSTD_getErrorName(ret));
break;
}
output.dst = dst + output.pos;
diff --git a/virt/kvm/arm/arm.c b/virt/kvm/arm/arm.c
index bd5c55916d0d..9b778c51af1b 100644
--- a/virt/kvm/arm/arm.c
+++ b/virt/kvm/arm/arm.c
@@ -323,6 +323,17 @@ int kvm_cpu_has_pending_timer(struct kvm_vcpu *vcpu)
void kvm_arch_vcpu_blocking(struct kvm_vcpu *vcpu)
{
+ /*
+ * If we're about to block (most likely because we've just hit a
+ * WFI), we need to sync back the state of the GIC CPU interface
+ * so that we have the lastest PMR and group enables. This ensures
+ * that kvm_arch_vcpu_runnable has up-to-date data to decide
+ * whether we have pending interrupts.
+ */
+ preempt_disable();
+ kvm_vgic_vmcr_sync(vcpu);
+ preempt_enable();
+
kvm_vgic_v4_enable_doorbell(vcpu);
}
diff --git a/virt/kvm/arm/vgic/vgic-v2.c b/virt/kvm/arm/vgic/vgic-v2.c
index 6dd5ad706c92..96aab77d0471 100644
--- a/virt/kvm/arm/vgic/vgic-v2.c
+++ b/virt/kvm/arm/vgic/vgic-v2.c
@@ -484,10 +484,17 @@ void vgic_v2_load(struct kvm_vcpu *vcpu)
kvm_vgic_global_state.vctrl_base + GICH_APR);
}
-void vgic_v2_put(struct kvm_vcpu *vcpu)
+void vgic_v2_vmcr_sync(struct kvm_vcpu *vcpu)
{
struct vgic_v2_cpu_if *cpu_if = &vcpu->arch.vgic_cpu.vgic_v2;
cpu_if->vgic_vmcr = readl_relaxed(kvm_vgic_global_state.vctrl_base + GICH_VMCR);
+}
+
+void vgic_v2_put(struct kvm_vcpu *vcpu)
+{
+ struct vgic_v2_cpu_if *cpu_if = &vcpu->arch.vgic_cpu.vgic_v2;
+
+ vgic_v2_vmcr_sync(vcpu);
cpu_if->vgic_apr = readl_relaxed(kvm_vgic_global_state.vctrl_base + GICH_APR);
}
diff --git a/virt/kvm/arm/vgic/vgic-v3.c b/virt/kvm/arm/vgic/vgic-v3.c
index c2c9ce009f63..0c653a1e5215 100644
--- a/virt/kvm/arm/vgic/vgic-v3.c
+++ b/virt/kvm/arm/vgic/vgic-v3.c
@@ -662,12 +662,17 @@ void vgic_v3_load(struct kvm_vcpu *vcpu)
__vgic_v3_activate_traps(vcpu);
}
-void vgic_v3_put(struct kvm_vcpu *vcpu)
+void vgic_v3_vmcr_sync(struct kvm_vcpu *vcpu)
{
struct vgic_v3_cpu_if *cpu_if = &vcpu->arch.vgic_cpu.vgic_v3;
if (likely(cpu_if->vgic_sre))
cpu_if->vgic_vmcr = kvm_call_hyp_ret(__vgic_v3_read_vmcr);
+}
+
+void vgic_v3_put(struct kvm_vcpu *vcpu)
+{
+ vgic_v3_vmcr_sync(vcpu);
kvm_call_hyp(__vgic_v3_save_aprs, vcpu);
diff --git a/virt/kvm/arm/vgic/vgic.c b/virt/kvm/arm/vgic/vgic.c
index 04786c8ec77e..13d4b38a94ec 100644
--- a/virt/kvm/arm/vgic/vgic.c
+++ b/virt/kvm/arm/vgic/vgic.c
@@ -919,6 +919,17 @@ void kvm_vgic_put(struct kvm_vcpu *vcpu)
vgic_v3_put(vcpu);
}
+void kvm_vgic_vmcr_sync(struct kvm_vcpu *vcpu)
+{
+ if (unlikely(!irqchip_in_kernel(vcpu->kvm)))
+ return;
+
+ if (kvm_vgic_global_state.type == VGIC_V2)
+ vgic_v2_vmcr_sync(vcpu);
+ else
+ vgic_v3_vmcr_sync(vcpu);
+}
+
int kvm_vgic_vcpu_pending_irq(struct kvm_vcpu *vcpu)
{
struct vgic_cpu *vgic_cpu = &vcpu->arch.vgic_cpu;
diff --git a/virt/kvm/arm/vgic/vgic.h b/virt/kvm/arm/vgic/vgic.h
index 57205beaa981..11adbdac1d56 100644
--- a/virt/kvm/arm/vgic/vgic.h
+++ b/virt/kvm/arm/vgic/vgic.h
@@ -193,6 +193,7 @@ int vgic_register_dist_iodev(struct kvm *kvm, gpa_t dist_base_address,
void vgic_v2_init_lrs(void);
void vgic_v2_load(struct kvm_vcpu *vcpu);
void vgic_v2_put(struct kvm_vcpu *vcpu);
+void vgic_v2_vmcr_sync(struct kvm_vcpu *vcpu);
void vgic_v2_save_state(struct kvm_vcpu *vcpu);
void vgic_v2_restore_state(struct kvm_vcpu *vcpu);
@@ -223,6 +224,7 @@ bool vgic_v3_check_base(struct kvm *kvm);
void vgic_v3_load(struct kvm_vcpu *vcpu);
void vgic_v3_put(struct kvm_vcpu *vcpu);
+void vgic_v3_vmcr_sync(struct kvm_vcpu *vcpu);
bool vgic_has_its(struct kvm *kvm);
int kvm_vgic_register_its_device(void);
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index e629766f0ec8..7e0d18ac62bf 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -2475,6 +2475,29 @@ static bool kvm_vcpu_eligible_for_directed_yield(struct kvm_vcpu *vcpu)
#endif
}
+/*
+ * Unlike kvm_arch_vcpu_runnable, this function is called outside
+ * a vcpu_load/vcpu_put pair. However, for most architectures
+ * kvm_arch_vcpu_runnable does not require vcpu_load.
+ */
+bool __weak kvm_arch_dy_runnable(struct kvm_vcpu *vcpu)
+{
+ return kvm_arch_vcpu_runnable(vcpu);
+}
+
+static bool vcpu_dy_runnable(struct kvm_vcpu *vcpu)
+{
+ if (kvm_arch_dy_runnable(vcpu))
+ return true;
+
+#ifdef CONFIG_KVM_ASYNC_PF
+ if (!list_empty_careful(&vcpu->async_pf.done))
+ return true;
+#endif
+
+ return false;
+}
+
void kvm_vcpu_on_spin(struct kvm_vcpu *me, bool yield_to_kernel_mode)
{
struct kvm *kvm = me->kvm;
@@ -2504,7 +2527,7 @@ void kvm_vcpu_on_spin(struct kvm_vcpu *me, bool yield_to_kernel_mode)
continue;
if (vcpu == me)
continue;
- if (swait_active(&vcpu->wq) && !kvm_arch_vcpu_runnable(vcpu))
+ if (swait_active(&vcpu->wq) && !vcpu_dy_runnable(vcpu))
continue;
if (yield_to_kernel_mode && !kvm_arch_vcpu_in_kernel(vcpu))
continue;
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