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Date: Thu, 14 Dec 2017 11:44:12 +0100
From: Greg KH <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, Jiri Slaby <jslaby@...e.cz>
Subject: Re: Linux 4.14.6
diff --git a/Documentation/devicetree/bindings/usb/usb-device.txt b/Documentation/devicetree/bindings/usb/usb-device.txt
index ce02cebac26a..464ddf7b509a 100644
--- a/Documentation/devicetree/bindings/usb/usb-device.txt
+++ b/Documentation/devicetree/bindings/usb/usb-device.txt
@@ -11,7 +11,7 @@ Required properties:
be used, but a device adhering to this binding may leave out all except
for usbVID,PID.
- reg: the port number which this device is connecting to, the range
- is 1-31.
+ is 1-255.
Example:
diff --git a/Makefile b/Makefile
index 43ac7bdb10ad..eabbd7748a24 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 14
-SUBLEVEL = 5
+SUBLEVEL = 6
EXTRAVERSION =
NAME = Petit Gorille
diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi
index 8bf0d89cdd35..2e516f4985e4 100644
--- a/arch/arm/boot/dts/imx53.dtsi
+++ b/arch/arm/boot/dts/imx53.dtsi
@@ -433,15 +433,6 @@
clock-names = "ipg", "per";
};
- srtc: srtc@...a4000 {
- compatible = "fsl,imx53-rtc", "fsl,imx25-rtc";
- reg = <0x53fa4000 0x4000>;
- interrupts = <24>;
- interrupt-parent = <&tzic>;
- clocks = <&clks IMX5_CLK_SRTC_GATE>;
- clock-names = "ipg";
- };
-
iomuxc: iomuxc@...a8000 {
compatible = "fsl,imx53-iomuxc";
reg = <0x53fa8000 0x4000>;
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h
index ad301f107dd2..bc8d4bbd82e2 100644
--- a/arch/arm/include/asm/assembler.h
+++ b/arch/arm/include/asm/assembler.h
@@ -518,4 +518,22 @@ THUMB( orr \reg , \reg , #PSR_T_BIT )
#endif
.endm
+ .macro bug, msg, line
+#ifdef CONFIG_THUMB2_KERNEL
+1: .inst 0xde02
+#else
+1: .inst 0xe7f001f2
+#endif
+#ifdef CONFIG_DEBUG_BUGVERBOSE
+ .pushsection .rodata.str, "aMS", %progbits, 1
+2: .asciz "\msg"
+ .popsection
+ .pushsection __bug_table, "aw"
+ .align 2
+ .word 1b, 2b
+ .hword \line
+ .popsection
+#endif
+ .endm
+
#endif /* __ASM_ASSEMBLER_H__ */
diff --git a/arch/arm/include/asm/kvm_arm.h b/arch/arm/include/asm/kvm_arm.h
index c8781450905b..3ab8b3781bfe 100644
--- a/arch/arm/include/asm/kvm_arm.h
+++ b/arch/arm/include/asm/kvm_arm.h
@@ -161,8 +161,7 @@
#else
#define VTTBR_X (5 - KVM_T0SZ)
#endif
-#define VTTBR_BADDR_SHIFT (VTTBR_X - 1)
-#define VTTBR_BADDR_MASK (((_AC(1, ULL) << (40 - VTTBR_X)) - 1) << VTTBR_BADDR_SHIFT)
+#define VTTBR_BADDR_MASK (((_AC(1, ULL) << (40 - VTTBR_X)) - 1) << VTTBR_X)
#define VTTBR_VMID_SHIFT _AC(48, ULL)
#define VTTBR_VMID_MASK(size) (_AT(u64, (1 << size) - 1) << VTTBR_VMID_SHIFT)
diff --git a/arch/arm/kernel/entry-header.S b/arch/arm/kernel/entry-header.S
index d523cd8439a3..0f07579af472 100644
--- a/arch/arm/kernel/entry-header.S
+++ b/arch/arm/kernel/entry-header.S
@@ -300,6 +300,8 @@
mov r2, sp
ldr r1, [r2, #\offset + S_PSR] @ get calling cpsr
ldr lr, [r2, #\offset + S_PC]! @ get pc
+ tst r1, #PSR_I_BIT | 0x0f
+ bne 1f
msr spsr_cxsf, r1 @ save in spsr_svc
#if defined(CONFIG_CPU_V6) || defined(CONFIG_CPU_32v6K)
@ We must avoid clrex due to Cortex-A15 erratum #830321
@@ -314,6 +316,7 @@
@ after ldm {}^
add sp, sp, #\offset + PT_REGS_SIZE
movs pc, lr @ return & move spsr_svc into cpsr
+1: bug "Returning to usermode but unexpected PSR bits set?", \@
#elif defined(CONFIG_CPU_V7M)
@ V7M restore.
@ Note that we don't need to do clrex here as clearing the local
@@ -329,6 +332,8 @@
ldr r1, [sp, #\offset + S_PSR] @ get calling cpsr
ldr lr, [sp, #\offset + S_PC] @ get pc
add sp, sp, #\offset + S_SP
+ tst r1, #PSR_I_BIT | 0x0f
+ bne 1f
msr spsr_cxsf, r1 @ save in spsr_svc
@ We must avoid clrex due to Cortex-A15 erratum #830321
@@ -341,6 +346,7 @@
.endif
add sp, sp, #PT_REGS_SIZE - S_SP
movs pc, lr @ return & move spsr_svc into cpsr
+1: bug "Returning to usermode but unexpected PSR bits set?", \@
#endif /* !CONFIG_THUMB2_KERNEL */
.endm
diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h
index 650344d01124..c4cd5081d78b 100644
--- a/arch/arm64/include/asm/efi.h
+++ b/arch/arm64/include/asm/efi.h
@@ -132,11 +132,9 @@ static inline void efi_set_pgd(struct mm_struct *mm)
* Defer the switch to the current thread's TTBR0_EL1
* until uaccess_enable(). Restore the current
* thread's saved ttbr0 corresponding to its active_mm
- * (if different from init_mm).
*/
cpu_set_reserved_ttbr0();
- if (current->active_mm != &init_mm)
- update_saved_ttbr0(current, current->active_mm);
+ update_saved_ttbr0(current, current->active_mm);
}
}
}
diff --git a/arch/arm64/include/asm/kvm_arm.h b/arch/arm64/include/asm/kvm_arm.h
index 61d694c2eae5..555d463c0eaa 100644
--- a/arch/arm64/include/asm/kvm_arm.h
+++ b/arch/arm64/include/asm/kvm_arm.h
@@ -170,8 +170,7 @@
#define VTCR_EL2_FLAGS (VTCR_EL2_COMMON_BITS | VTCR_EL2_TGRAN_FLAGS)
#define VTTBR_X (VTTBR_X_TGRAN_MAGIC - VTCR_EL2_T0SZ_IPA)
-#define VTTBR_BADDR_SHIFT (VTTBR_X - 1)
-#define VTTBR_BADDR_MASK (((UL(1) << (PHYS_MASK_SHIFT - VTTBR_X)) - 1) << VTTBR_BADDR_SHIFT)
+#define VTTBR_BADDR_MASK (((UL(1) << (PHYS_MASK_SHIFT - VTTBR_X)) - 1) << VTTBR_X)
#define VTTBR_VMID_SHIFT (UL(48))
#define VTTBR_VMID_MASK(size) (_AT(u64, (1 << size) - 1) << VTTBR_VMID_SHIFT)
diff --git a/arch/arm64/include/asm/mmu_context.h b/arch/arm64/include/asm/mmu_context.h
index 3257895a9b5e..9d155fa9a507 100644
--- a/arch/arm64/include/asm/mmu_context.h
+++ b/arch/arm64/include/asm/mmu_context.h
@@ -156,29 +156,21 @@ void check_and_switch_context(struct mm_struct *mm, unsigned int cpu);
#define init_new_context(tsk,mm) ({ atomic64_set(&(mm)->context.id, 0); 0; })
-/*
- * This is called when "tsk" is about to enter lazy TLB mode.
- *
- * mm: describes the currently active mm context
- * tsk: task which is entering lazy tlb
- * cpu: cpu number which is entering lazy tlb
- *
- * tsk->mm will be NULL
- */
-static inline void
-enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
-{
-}
-
#ifdef CONFIG_ARM64_SW_TTBR0_PAN
static inline void update_saved_ttbr0(struct task_struct *tsk,
struct mm_struct *mm)
{
- if (system_uses_ttbr0_pan()) {
- BUG_ON(mm->pgd == swapper_pg_dir);
- task_thread_info(tsk)->ttbr0 =
- virt_to_phys(mm->pgd) | ASID(mm) << 48;
- }
+ u64 ttbr;
+
+ if (!system_uses_ttbr0_pan())
+ return;
+
+ if (mm == &init_mm)
+ ttbr = __pa_symbol(empty_zero_page);
+ else
+ ttbr = virt_to_phys(mm->pgd) | ASID(mm) << 48;
+
+ task_thread_info(tsk)->ttbr0 = ttbr;
}
#else
static inline void update_saved_ttbr0(struct task_struct *tsk,
@@ -187,6 +179,16 @@ static inline void update_saved_ttbr0(struct task_struct *tsk,
}
#endif
+static inline void
+enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
+{
+ /*
+ * We don't actually care about the ttbr0 mapping, so point it at the
+ * zero page.
+ */
+ update_saved_ttbr0(tsk, &init_mm);
+}
+
static inline void __switch_mm(struct mm_struct *next)
{
unsigned int cpu = smp_processor_id();
@@ -214,11 +216,9 @@ switch_mm(struct mm_struct *prev, struct mm_struct *next,
* Update the saved TTBR0_EL1 of the scheduled-in task as the previous
* value may have not been initialised yet (activate_mm caller) or the
* ASID has changed since the last run (following the context switch
- * of another thread of the same process). Avoid setting the reserved
- * TTBR0_EL1 to swapper_pg_dir (init_mm; e.g. via idle_task_exit).
+ * of another thread of the same process).
*/
- if (next != &init_mm)
- update_saved_ttbr0(tsk, next);
+ update_saved_ttbr0(tsk, next);
}
#define deactivate_mm(tsk,mm) do { } while (0)
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index 2dc0f8482210..bcd22d7ee590 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -258,6 +258,15 @@ int copy_thread(unsigned long clone_flags, unsigned long stack_start,
memset(&p->thread.cpu_context, 0, sizeof(struct cpu_context));
+ /*
+ * In case p was allocated the same task_struct pointer as some
+ * other recently-exited task, make sure p is disassociated from
+ * any cpu that may have run that now-exited task recently.
+ * Otherwise we could erroneously skip reloading the FPSIMD
+ * registers for p.
+ */
+ fpsimd_flush_task_state(p);
+
if (likely(!(p->flags & PF_KTHREAD))) {
*childregs = *current_pt_regs();
childregs->regs[0] = 0;
diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h
index 73b92017b6d7..cd2fc1cc1cc7 100644
--- a/arch/powerpc/include/asm/machdep.h
+++ b/arch/powerpc/include/asm/machdep.h
@@ -76,6 +76,7 @@ struct machdep_calls {
void __noreturn (*restart)(char *cmd);
void __noreturn (*halt)(void);
+ void (*panic)(char *str);
void (*cpu_die)(void);
long (*time_init)(void); /* Optional, may be NULL */
diff --git a/arch/powerpc/include/asm/setup.h b/arch/powerpc/include/asm/setup.h
index 257d23dbf55d..cf00ec26303a 100644
--- a/arch/powerpc/include/asm/setup.h
+++ b/arch/powerpc/include/asm/setup.h
@@ -24,6 +24,7 @@ extern void reloc_got2(unsigned long);
void check_for_initrd(void);
void initmem_init(void);
+void setup_panic(void);
#define ARCH_PANIC_TIMEOUT 180
#ifdef CONFIG_PPC_PSERIES
diff --git a/arch/powerpc/kernel/cpu_setup_power.S b/arch/powerpc/kernel/cpu_setup_power.S
index 610955fe8b81..679bbe714e85 100644
--- a/arch/powerpc/kernel/cpu_setup_power.S
+++ b/arch/powerpc/kernel/cpu_setup_power.S
@@ -102,6 +102,7 @@ _GLOBAL(__setup_cpu_power9)
li r0,0
mtspr SPRN_PSSCR,r0
mtspr SPRN_LPID,r0
+ mtspr SPRN_PID,r0
mfspr r3,SPRN_LPCR
LOAD_REG_IMMEDIATE(r4, LPCR_PECEDH | LPCR_PECE_HVEE | LPCR_HVICE | LPCR_HEIC)
or r3, r3, r4
@@ -126,6 +127,7 @@ _GLOBAL(__restore_cpu_power9)
li r0,0
mtspr SPRN_PSSCR,r0
mtspr SPRN_LPID,r0
+ mtspr SPRN_PID,r0
mfspr r3,SPRN_LPCR
LOAD_REG_IMMEDIATE(r4, LPCR_PECEDH | LPCR_PECE_HVEE | LPCR_HVICE | LPCR_HEIC)
or r3, r3, r4
diff --git a/arch/powerpc/kernel/fadump.c b/arch/powerpc/kernel/fadump.c
index e1431800bfb9..29d2b6050140 100644
--- a/arch/powerpc/kernel/fadump.c
+++ b/arch/powerpc/kernel/fadump.c
@@ -1453,25 +1453,6 @@ static void fadump_init_files(void)
return;
}
-static int fadump_panic_event(struct notifier_block *this,
- unsigned long event, void *ptr)
-{
- /*
- * If firmware-assisted dump has been registered then trigger
- * firmware-assisted dump and let firmware handle everything
- * else. If this returns, then fadump was not registered, so
- * go through the rest of the panic path.
- */
- crash_fadump(NULL, ptr);
-
- return NOTIFY_DONE;
-}
-
-static struct notifier_block fadump_panic_block = {
- .notifier_call = fadump_panic_event,
- .priority = INT_MIN /* may not return; must be done last */
-};
-
/*
* Prepare for firmware-assisted dump.
*/
@@ -1504,9 +1485,6 @@ int __init setup_fadump(void)
init_fadump_mem_struct(&fdm, fw_dump.reserve_dump_area_start);
fadump_init_files();
- atomic_notifier_chain_register(&panic_notifier_list,
- &fadump_panic_block);
-
return 1;
}
subsys_initcall(setup_fadump);
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index 2e3bc16d02b2..90bc20efb4c7 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -704,6 +704,30 @@ int check_legacy_ioport(unsigned long base_port)
}
EXPORT_SYMBOL(check_legacy_ioport);
+static int ppc_panic_event(struct notifier_block *this,
+ unsigned long event, void *ptr)
+{
+ /*
+ * If firmware-assisted dump has been registered then trigger
+ * firmware-assisted dump and let firmware handle everything else.
+ */
+ crash_fadump(NULL, ptr);
+ ppc_md.panic(ptr); /* May not return */
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block ppc_panic_block = {
+ .notifier_call = ppc_panic_event,
+ .priority = INT_MIN /* may not return; must be done last */
+};
+
+void __init setup_panic(void)
+{
+ if (!ppc_md.panic)
+ return;
+ atomic_notifier_chain_register(&panic_notifier_list, &ppc_panic_block);
+}
+
#ifdef CONFIG_CHECK_CACHE_COHERENCY
/*
* For platforms that have configurable cache-coherency. This function
@@ -848,6 +872,9 @@ void __init setup_arch(char **cmdline_p)
/* Probe the machine type, establish ppc_md. */
probe_machine();
+ /* Setup panic notifier if requested by the platform. */
+ setup_panic();
+
/*
* Configure ppc_md.power_save (ppc32 only, 64-bit machines do
* it from their respective probe() function.
diff --git a/arch/powerpc/platforms/powernv/opal-imc.c b/arch/powerpc/platforms/powernv/opal-imc.c
index 21f6531fae20..b150f4deaccf 100644
--- a/arch/powerpc/platforms/powernv/opal-imc.c
+++ b/arch/powerpc/platforms/powernv/opal-imc.c
@@ -191,8 +191,10 @@ static int opal_imc_counters_probe(struct platform_device *pdev)
break;
}
- if (!imc_pmu_create(imc_dev, pmu_count, domain))
- pmu_count++;
+ if (!imc_pmu_create(imc_dev, pmu_count, domain)) {
+ if (domain == IMC_DOMAIN_NEST)
+ pmu_count++;
+ }
}
return 0;
diff --git a/arch/powerpc/platforms/ps3/setup.c b/arch/powerpc/platforms/ps3/setup.c
index 9dabea6e1443..6244bc849469 100644
--- a/arch/powerpc/platforms/ps3/setup.c
+++ b/arch/powerpc/platforms/ps3/setup.c
@@ -104,6 +104,20 @@ static void __noreturn ps3_halt(void)
ps3_sys_manager_halt(); /* never returns */
}
+static void ps3_panic(char *str)
+{
+ DBG("%s:%d %s\n", __func__, __LINE__, str);
+
+ smp_send_stop();
+ printk("\n");
+ printk(" System does not reboot automatically.\n");
+ printk(" Please press POWER button.\n");
+ printk("\n");
+
+ while(1)
+ lv1_pause(1);
+}
+
#if defined(CONFIG_FB_PS3) || defined(CONFIG_FB_PS3_MODULE) || \
defined(CONFIG_PS3_FLASH) || defined(CONFIG_PS3_FLASH_MODULE)
static void __init prealloc(struct ps3_prealloc *p)
@@ -255,6 +269,7 @@ define_machine(ps3) {
.probe = ps3_probe,
.setup_arch = ps3_setup_arch,
.init_IRQ = ps3_init_IRQ,
+ .panic = ps3_panic,
.get_boot_time = ps3_get_boot_time,
.set_dabr = ps3_set_dabr,
.calibrate_decr = ps3_calibrate_decr,
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index 5f1beb8367ac..a8531e012658 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -726,6 +726,7 @@ define_machine(pseries) {
.pcibios_fixup = pSeries_final_fixup,
.restart = rtas_restart,
.halt = rtas_halt,
+ .panic = rtas_os_term,
.get_boot_time = rtas_get_boot_time,
.get_rtc_time = rtas_get_rtc_time,
.set_rtc_time = rtas_set_rtc_time,
diff --git a/arch/s390/include/asm/switch_to.h b/arch/s390/include/asm/switch_to.h
index ec7b476c1ac5..c61b2cc1a8a8 100644
--- a/arch/s390/include/asm/switch_to.h
+++ b/arch/s390/include/asm/switch_to.h
@@ -30,21 +30,20 @@ static inline void restore_access_regs(unsigned int *acrs)
asm volatile("lam 0,15,%0" : : "Q" (*(acrstype *)acrs));
}
-#define switch_to(prev,next,last) do { \
- if (prev->mm) { \
- save_fpu_regs(); \
- save_access_regs(&prev->thread.acrs[0]); \
- save_ri_cb(prev->thread.ri_cb); \
- save_gs_cb(prev->thread.gs_cb); \
- } \
+#define switch_to(prev, next, last) do { \
+ /* save_fpu_regs() sets the CIF_FPU flag, which enforces \
+ * a restore of the floating point / vector registers as \
+ * soon as the next task returns to user space \
+ */ \
+ save_fpu_regs(); \
+ save_access_regs(&prev->thread.acrs[0]); \
+ save_ri_cb(prev->thread.ri_cb); \
+ save_gs_cb(prev->thread.gs_cb); \
update_cr_regs(next); \
- if (next->mm) { \
- set_cpu_flag(CIF_FPU); \
- restore_access_regs(&next->thread.acrs[0]); \
- restore_ri_cb(next->thread.ri_cb, prev->thread.ri_cb); \
- restore_gs_cb(next->thread.gs_cb); \
- } \
- prev = __switch_to(prev,next); \
+ restore_access_regs(&next->thread.acrs[0]); \
+ restore_ri_cb(next->thread.ri_cb, prev->thread.ri_cb); \
+ restore_gs_cb(next->thread.gs_cb); \
+ prev = __switch_to(prev, next); \
} while (0)
#endif /* __ASM_SWITCH_TO_H */
diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S
index d39f121e67a9..bc905ae1d5c8 100644
--- a/arch/s390/kernel/syscalls.S
+++ b/arch/s390/kernel/syscalls.S
@@ -370,10 +370,10 @@ SYSCALL(sys_recvmmsg,compat_sys_recvmmsg)
SYSCALL(sys_sendmmsg,compat_sys_sendmmsg)
SYSCALL(sys_socket,sys_socket)
SYSCALL(sys_socketpair,compat_sys_socketpair) /* 360 */
-SYSCALL(sys_bind,sys_bind)
-SYSCALL(sys_connect,sys_connect)
+SYSCALL(sys_bind,compat_sys_bind)
+SYSCALL(sys_connect,compat_sys_connect)
SYSCALL(sys_listen,sys_listen)
-SYSCALL(sys_accept4,sys_accept4)
+SYSCALL(sys_accept4,compat_sys_accept4)
SYSCALL(sys_getsockopt,compat_sys_getsockopt) /* 365 */
SYSCALL(sys_setsockopt,compat_sys_setsockopt)
SYSCALL(sys_getsockname,compat_sys_getsockname)
diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c
index c954ac49eee4..5b25287f449b 100644
--- a/arch/s390/kvm/priv.c
+++ b/arch/s390/kvm/priv.c
@@ -235,8 +235,6 @@ static int try_handle_skey(struct kvm_vcpu *vcpu)
VCPU_EVENT(vcpu, 4, "%s", "retrying storage key operation");
return -EAGAIN;
}
- if (vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE)
- return kvm_s390_inject_program_int(vcpu, PGM_PRIVILEGED_OP);
return 0;
}
@@ -247,6 +245,9 @@ static int handle_iske(struct kvm_vcpu *vcpu)
int reg1, reg2;
int rc;
+ if (vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE)
+ return kvm_s390_inject_program_int(vcpu, PGM_PRIVILEGED_OP);
+
rc = try_handle_skey(vcpu);
if (rc)
return rc != -EAGAIN ? rc : 0;
@@ -276,6 +277,9 @@ static int handle_rrbe(struct kvm_vcpu *vcpu)
int reg1, reg2;
int rc;
+ if (vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE)
+ return kvm_s390_inject_program_int(vcpu, PGM_PRIVILEGED_OP);
+
rc = try_handle_skey(vcpu);
if (rc)
return rc != -EAGAIN ? rc : 0;
@@ -311,6 +315,9 @@ static int handle_sske(struct kvm_vcpu *vcpu)
int reg1, reg2;
int rc;
+ if (vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE)
+ return kvm_s390_inject_program_int(vcpu, PGM_PRIVILEGED_OP);
+
rc = try_handle_skey(vcpu);
if (rc)
return rc != -EAGAIN ? rc : 0;
diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c
index cc2faffa7d6e..334b6d103cbd 100644
--- a/arch/s390/mm/pgalloc.c
+++ b/arch/s390/mm/pgalloc.c
@@ -85,8 +85,6 @@ int crst_table_upgrade(struct mm_struct *mm, unsigned long end)
/* upgrade should only happen from 3 to 4, 3 to 5, or 4 to 5 levels */
VM_BUG_ON(mm->context.asce_limit < _REGION2_SIZE);
- if (end >= TASK_SIZE_MAX)
- return -ENOMEM;
rc = 0;
notify = 0;
while (mm->context.asce_limit < end) {
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index 61bdc1270d19..a0cc1be767c8 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -2540,9 +2540,16 @@ void __init mem_init(void)
{
high_memory = __va(last_valid_pfn << PAGE_SHIFT);
- register_page_bootmem_info();
free_all_bootmem();
+ /*
+ * Must be done after boot memory is put on freelist, because here we
+ * might set fields in deferred struct pages that have not yet been
+ * initialized, and free_all_bootmem() initializes all the reserved
+ * deferred pages for us.
+ */
+ register_page_bootmem_info();
+
/*
* Set up the zero page, mark it reserved, so that page count
* is not manipulated when freeing the page from user ptes.
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index c73e493adf07..eb38ac9d9a31 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1426,4 +1426,7 @@ static inline int kvm_cpu_get_apicid(int mps_cpu)
#endif
}
+void kvm_arch_mmu_notifier_invalidate_range(struct kvm *kvm,
+ unsigned long start, unsigned long end);
+
#endif /* _ASM_X86_KVM_HOST_H */
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 65a0ccdc3050..5e0453f18a57 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -239,7 +239,7 @@ static void notrace start_secondary(void *unused)
load_cr3(swapper_pg_dir);
__flush_tlb_all();
#endif
-
+ load_current_idt();
cpu_init();
x86_cpuinit.early_percpu_clock_init();
preempt_disable();
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index b21113bcf227..f366e6d3a5e1 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -6750,12 +6750,7 @@ static __init int hardware_setup(void)
memset(vmx_vmread_bitmap, 0xff, PAGE_SIZE);
memset(vmx_vmwrite_bitmap, 0xff, PAGE_SIZE);
- /*
- * Allow direct access to the PC debug port (it is often used for I/O
- * delays, but the vmexits simply slow things down).
- */
memset(vmx_io_bitmap_a, 0xff, PAGE_SIZE);
- clear_bit(0x80, vmx_io_bitmap_a);
memset(vmx_io_bitmap_b, 0xff, PAGE_SIZE);
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 4195cbcdb310..df62cdc7a258 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -6745,6 +6745,20 @@ static void kvm_vcpu_flush_tlb(struct kvm_vcpu *vcpu)
kvm_x86_ops->tlb_flush(vcpu);
}
+void kvm_arch_mmu_notifier_invalidate_range(struct kvm *kvm,
+ unsigned long start, unsigned long end)
+{
+ unsigned long apic_address;
+
+ /*
+ * The physical address of apic access page is stored in the VMCS.
+ * Update it when it becomes invalid.
+ */
+ apic_address = gfn_to_hva(kvm, APIC_DEFAULT_PHYS_BASE >> PAGE_SHIFT);
+ if (start <= apic_address && apic_address < end)
+ kvm_make_all_cpus_request(kvm, KVM_REQ_APIC_PAGE_RELOAD);
+}
+
void kvm_vcpu_reload_apic_access_page(struct kvm_vcpu *vcpu)
{
struct page *page = NULL;
diff --git a/arch/x86/pci/broadcom_bus.c b/arch/x86/pci/broadcom_bus.c
index bb461cfd01ab..526536c81ddc 100644
--- a/arch/x86/pci/broadcom_bus.c
+++ b/arch/x86/pci/broadcom_bus.c
@@ -97,7 +97,7 @@ static int __init broadcom_postcore_init(void)
* We should get host bridge information from ACPI unless the BIOS
* doesn't support it.
*/
- if (acpi_os_get_root_pointer())
+ if (!acpi_disabled && acpi_os_get_root_pointer())
return 0;
#endif
diff --git a/block/blk-core.c b/block/blk-core.c
index 33ee583cfe45..516ce3174683 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -605,8 +605,8 @@ void blk_set_queue_dying(struct request_queue *q)
spin_lock_irq(q->queue_lock);
blk_queue_for_each_rl(rl, q) {
if (rl->rq_pool) {
- wake_up(&rl->wait[BLK_RW_SYNC]);
- wake_up(&rl->wait[BLK_RW_ASYNC]);
+ wake_up_all(&rl->wait[BLK_RW_SYNC]);
+ wake_up_all(&rl->wait[BLK_RW_ASYNC]);
}
}
spin_unlock_irq(q->queue_lock);
diff --git a/crypto/asymmetric_keys/pkcs7_verify.c b/crypto/asymmetric_keys/pkcs7_verify.c
index 2d93d9eccb4d..986033e64a83 100644
--- a/crypto/asymmetric_keys/pkcs7_verify.c
+++ b/crypto/asymmetric_keys/pkcs7_verify.c
@@ -150,7 +150,7 @@ static int pkcs7_find_key(struct pkcs7_message *pkcs7,
pr_devel("Sig %u: Found cert serial match X.509[%u]\n",
sinfo->index, certix);
- if (x509->pub->pkey_algo != sinfo->sig->pkey_algo) {
+ if (strcmp(x509->pub->pkey_algo, sinfo->sig->pkey_algo) != 0) {
pr_warn("Sig %u: X.509 algo and PKCS#7 sig algo don't match\n",
sinfo->index);
continue;
diff --git a/crypto/asymmetric_keys/x509_cert_parser.c b/crypto/asymmetric_keys/x509_cert_parser.c
index dd03fead1ca3..ce2df8c9c583 100644
--- a/crypto/asymmetric_keys/x509_cert_parser.c
+++ b/crypto/asymmetric_keys/x509_cert_parser.c
@@ -409,6 +409,8 @@ int x509_extract_key_data(void *context, size_t hdrlen,
ctx->cert->pub->pkey_algo = "rsa";
/* Discard the BIT STRING metadata */
+ if (vlen < 1 || *(const u8 *)value != 0)
+ return -EBADMSG;
ctx->key = value + 1;
ctx->key_size = vlen - 1;
return 0;
diff --git a/crypto/asymmetric_keys/x509_public_key.c b/crypto/asymmetric_keys/x509_public_key.c
index eea71dc9686c..1bd0cf71a22d 100644
--- a/crypto/asymmetric_keys/x509_public_key.c
+++ b/crypto/asymmetric_keys/x509_public_key.c
@@ -135,7 +135,7 @@ int x509_check_for_self_signed(struct x509_certificate *cert)
}
ret = -EKEYREJECTED;
- if (cert->pub->pkey_algo != cert->sig->pkey_algo)
+ if (strcmp(cert->pub->pkey_algo, cert->sig->pkey_algo) != 0)
goto out;
ret = public_key_verify_signature(cert->pub, cert->sig);
diff --git a/drivers/atm/horizon.c b/drivers/atm/horizon.c
index 7e76b35f422c..e121b8485731 100644
--- a/drivers/atm/horizon.c
+++ b/drivers/atm/horizon.c
@@ -2803,7 +2803,7 @@ static int hrz_probe(struct pci_dev *pci_dev,
return err;
out_free_irq:
- free_irq(dev->irq, dev);
+ free_irq(irq, dev);
out_free:
kfree(dev);
out_release:
diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig
index 2f6614c9a229..bdc87907d6a1 100644
--- a/drivers/base/Kconfig
+++ b/drivers/base/Kconfig
@@ -91,22 +91,23 @@ config FIRMWARE_IN_KERNEL
depends on FW_LOADER
default y
help
- The kernel source tree includes a number of firmware 'blobs'
- that are used by various drivers. The recommended way to
- use these is to run "make firmware_install", which, after
- converting ihex files to binary, copies all of the needed
- binary files in firmware/ to /lib/firmware/ on your system so
- that they can be loaded by userspace helpers on request.
+ Various drivers in the kernel source tree may require firmware,
+ which is generally available in your distribution's linux-firmware
+ package.
+
+ The linux-firmware package should install firmware into
+ /lib/firmware/ on your system, so they can be loaded by userspace
+ helpers on request.
Enabling this option will build each required firmware blob
- into the kernel directly, where request_firmware() will find
- them without having to call out to userspace. This may be
- useful if your root file system requires a device that uses
- such firmware and do not wish to use an initrd.
+ specified by EXTRA_FIRMWARE into the kernel directly, where
+ request_firmware() will find them without having to call out to
+ userspace. This may be useful if your root file system requires a
+ device that uses such firmware and you do not wish to use an
+ initrd.
This single option controls the inclusion of firmware for
- every driver that uses request_firmware() and ships its
- firmware in the kernel source tree, which avoids a
+ every driver that uses request_firmware(), which avoids a
proliferation of 'Include firmware for xxx device' options.
Say 'N' and let firmware be loaded from userspace.
diff --git a/drivers/base/isa.c b/drivers/base/isa.c
index cd6ccdcf9df0..372d10af2600 100644
--- a/drivers/base/isa.c
+++ b/drivers/base/isa.c
@@ -39,7 +39,7 @@ static int isa_bus_probe(struct device *dev)
{
struct isa_driver *isa_driver = dev->platform_data;
- if (isa_driver->probe)
+ if (isa_driver && isa_driver->probe)
return isa_driver->probe(dev, to_isa_dev(dev)->id);
return 0;
@@ -49,7 +49,7 @@ static int isa_bus_remove(struct device *dev)
{
struct isa_driver *isa_driver = dev->platform_data;
- if (isa_driver->remove)
+ if (isa_driver && isa_driver->remove)
return isa_driver->remove(dev, to_isa_dev(dev)->id);
return 0;
@@ -59,7 +59,7 @@ static void isa_bus_shutdown(struct device *dev)
{
struct isa_driver *isa_driver = dev->platform_data;
- if (isa_driver->shutdown)
+ if (isa_driver && isa_driver->shutdown)
isa_driver->shutdown(dev, to_isa_dev(dev)->id);
}
@@ -67,7 +67,7 @@ static int isa_bus_suspend(struct device *dev, pm_message_t state)
{
struct isa_driver *isa_driver = dev->platform_data;
- if (isa_driver->suspend)
+ if (isa_driver && isa_driver->suspend)
return isa_driver->suspend(dev, to_isa_dev(dev)->id, state);
return 0;
@@ -77,7 +77,7 @@ static int isa_bus_resume(struct device *dev)
{
struct isa_driver *isa_driver = dev->platform_data;
- if (isa_driver->resume)
+ if (isa_driver && isa_driver->resume)
return isa_driver->resume(dev, to_isa_dev(dev)->id);
return 0;
diff --git a/drivers/bus/arm-cci.c b/drivers/bus/arm-cci.c
index 3c29d36702a8..5426c04fe24b 100644
--- a/drivers/bus/arm-cci.c
+++ b/drivers/bus/arm-cci.c
@@ -1755,14 +1755,17 @@ static int cci_pmu_probe(struct platform_device *pdev)
raw_spin_lock_init(&cci_pmu->hw_events.pmu_lock);
mutex_init(&cci_pmu->reserve_mutex);
atomic_set(&cci_pmu->active_events, 0);
- cpumask_set_cpu(smp_processor_id(), &cci_pmu->cpus);
+ cpumask_set_cpu(get_cpu(), &cci_pmu->cpus);
ret = cci_pmu_init(cci_pmu, pdev);
- if (ret)
+ if (ret) {
+ put_cpu();
return ret;
+ }
cpuhp_state_add_instance_nocalls(CPUHP_AP_PERF_ARM_CCI_ONLINE,
&cci_pmu->node);
+ put_cpu();
pr_info("ARM %s PMU driver probed", cci_pmu->model->name);
return 0;
}
diff --git a/drivers/bus/arm-ccn.c b/drivers/bus/arm-ccn.c
index e8c6946fed9d..03d7faf51c2b 100644
--- a/drivers/bus/arm-ccn.c
+++ b/drivers/bus/arm-ccn.c
@@ -1271,6 +1271,10 @@ static int arm_ccn_pmu_init(struct arm_ccn *ccn)
int len = snprintf(NULL, 0, "ccn_%d", ccn->dt.id);
name = devm_kzalloc(ccn->dev, len + 1, GFP_KERNEL);
+ if (!name) {
+ err = -ENOMEM;
+ goto error_choose_name;
+ }
snprintf(name, len + 1, "ccn_%d", ccn->dt.id);
}
@@ -1297,7 +1301,7 @@ static int arm_ccn_pmu_init(struct arm_ccn *ccn)
}
/* Pick one CPU which we will use to collect data from CCN... */
- cpumask_set_cpu(smp_processor_id(), &ccn->dt.cpu);
+ cpumask_set_cpu(get_cpu(), &ccn->dt.cpu);
/* Also make sure that the overflow interrupt is handled by this CPU */
if (ccn->irq) {
@@ -1314,10 +1318,13 @@ static int arm_ccn_pmu_init(struct arm_ccn *ccn)
cpuhp_state_add_instance_nocalls(CPUHP_AP_PERF_ARM_CCN_ONLINE,
&ccn->dt.node);
+ put_cpu();
return 0;
error_pmu_register:
error_set_affinity:
+ put_cpu();
+error_choose_name:
ida_simple_remove(&arm_ccn_pmu_ida, ccn->dt.id);
for (i = 0; i < ccn->num_xps; i++)
writel(0, ccn->xp[i].base + CCN_XP_DT_CONTROL);
@@ -1580,8 +1587,8 @@ static int __init arm_ccn_init(void)
static void __exit arm_ccn_exit(void)
{
- cpuhp_remove_multi_state(CPUHP_AP_PERF_ARM_CCN_ONLINE);
platform_driver_unregister(&arm_ccn_driver);
+ cpuhp_remove_multi_state(CPUHP_AP_PERF_ARM_CCN_ONLINE);
}
module_init(arm_ccn_init);
diff --git a/drivers/clk/clk-stm32h7.c b/drivers/clk/clk-stm32h7.c
index a94c3f56c590..61c3e40507d3 100644
--- a/drivers/clk/clk-stm32h7.c
+++ b/drivers/clk/clk-stm32h7.c
@@ -384,7 +384,7 @@ static void get_cfg_composite_div(const struct composite_clk_gcfg *gcfg,
mux_ops = div_ops = gate_ops = NULL;
mux_hw = div_hw = gate_hw = NULL;
- if (gcfg->mux && gcfg->mux) {
+ if (gcfg->mux && cfg->mux) {
mux = _get_cmux(base + cfg->mux->offset,
cfg->mux->shift,
cfg->mux->width,
@@ -410,7 +410,7 @@ static void get_cfg_composite_div(const struct composite_clk_gcfg *gcfg,
}
}
- if (gcfg->gate && gcfg->gate) {
+ if (gcfg->gate && cfg->gate) {
gate = _get_cgate(base + cfg->gate->offset,
cfg->gate->bit_idx,
gcfg->gate->flags, lock);
diff --git a/drivers/clk/hisilicon/clk-hi3660.c b/drivers/clk/hisilicon/clk-hi3660.c
index a18258eb89cb..f40419959656 100644
--- a/drivers/clk/hisilicon/clk-hi3660.c
+++ b/drivers/clk/hisilicon/clk-hi3660.c
@@ -34,7 +34,7 @@ static const struct hisi_fixed_rate_clock hi3660_fixed_rate_clks[] = {
/* crgctrl */
static const struct hisi_fixed_factor_clock hi3660_crg_fixed_factor_clks[] = {
- { HI3660_FACTOR_UART3, "clk_factor_uart3", "iomcu_peri0", 1, 8, 0, },
+ { HI3660_FACTOR_UART3, "clk_factor_uart3", "iomcu_peri0", 1, 16, 0, },
{ HI3660_CLK_FACTOR_MMC, "clk_factor_mmc", "clkin_sys", 1, 6, 0, },
{ HI3660_CLK_GATE_I2C0, "clk_gate_i2c0", "clk_i2c0_iomcu", 1, 4, 0, },
{ HI3660_CLK_GATE_I2C1, "clk_gate_i2c1", "clk_i2c1_iomcu", 1, 4, 0, },
diff --git a/drivers/clk/qcom/common.c b/drivers/clk/qcom/common.c
index d523991c945f..28ceaf1e9937 100644
--- a/drivers/clk/qcom/common.c
+++ b/drivers/clk/qcom/common.c
@@ -143,8 +143,10 @@ static int _qcom_cc_register_board_clk(struct device *dev, const char *path,
int ret;
clocks_node = of_find_node_by_path("/clocks");
- if (clocks_node)
- node = of_find_node_by_name(clocks_node, path);
+ if (clocks_node) {
+ node = of_get_child_by_name(clocks_node, path);
+ of_node_put(clocks_node);
+ }
if (!node) {
fixed = devm_kzalloc(dev, sizeof(*fixed), GFP_KERNEL);
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-a83t.c b/drivers/clk/sunxi-ng/ccu-sun8i-a83t.c
index e43acebdfbcd..f8203115a6bc 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-a83t.c
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-a83t.c
@@ -354,9 +354,9 @@ static SUNXI_CCU_GATE(bus_tdm_clk, "bus-tdm", "apb1",
static SUNXI_CCU_GATE(bus_i2c0_clk, "bus-i2c0", "apb2",
0x06c, BIT(0), 0);
static SUNXI_CCU_GATE(bus_i2c1_clk, "bus-i2c1", "apb2",
- 0x06c, BIT(0), 0);
+ 0x06c, BIT(1), 0);
static SUNXI_CCU_GATE(bus_i2c2_clk, "bus-i2c2", "apb2",
- 0x06c, BIT(0), 0);
+ 0x06c, BIT(2), 0);
static SUNXI_CCU_GATE(bus_uart0_clk, "bus-uart0", "apb2",
0x06c, BIT(16), 0);
static SUNXI_CCU_GATE(bus_uart1_clk, "bus-uart1", "apb2",
diff --git a/drivers/clk/uniphier/clk-uniphier-sys.c b/drivers/clk/uniphier/clk-uniphier-sys.c
index 07f3b91a7daf..d244e724e198 100644
--- a/drivers/clk/uniphier/clk-uniphier-sys.c
+++ b/drivers/clk/uniphier/clk-uniphier-sys.c
@@ -123,7 +123,7 @@ const struct uniphier_clk_data uniphier_sld8_sys_clk_data[] = {
const struct uniphier_clk_data uniphier_pro5_sys_clk_data[] = {
UNIPHIER_CLK_FACTOR("spll", -1, "ref", 120, 1), /* 2400 MHz */
UNIPHIER_CLK_FACTOR("dapll1", -1, "ref", 128, 1), /* 2560 MHz */
- UNIPHIER_CLK_FACTOR("dapll2", -1, "ref", 144, 125), /* 2949.12 MHz */
+ UNIPHIER_CLK_FACTOR("dapll2", -1, "dapll1", 144, 125), /* 2949.12 MHz */
UNIPHIER_CLK_FACTOR("uart", 0, "dapll2", 1, 40),
UNIPHIER_CLK_FACTOR("i2c", 1, "spll", 1, 48),
UNIPHIER_PRO5_SYS_CLK_NAND(2),
diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
index dff88838dce7..a19b5d0300a9 100644
--- a/drivers/crypto/talitos.c
+++ b/drivers/crypto/talitos.c
@@ -1232,12 +1232,11 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct aead_request *areq,
sg_link_tbl_len += authsize;
}
- sg_count = talitos_sg_map(dev, areq->src, cryptlen, edesc,
- &desc->ptr[4], sg_count, areq->assoclen,
- tbl_off);
+ ret = talitos_sg_map(dev, areq->src, sg_link_tbl_len, edesc,
+ &desc->ptr[4], sg_count, areq->assoclen, tbl_off);
- if (sg_count > 1) {
- tbl_off += sg_count;
+ if (ret > 1) {
+ tbl_off += ret;
sync_needed = true;
}
@@ -1248,14 +1247,15 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct aead_request *areq,
dma_map_sg(dev, areq->dst, sg_count, DMA_FROM_DEVICE);
}
- sg_count = talitos_sg_map(dev, areq->dst, cryptlen, edesc,
- &desc->ptr[5], sg_count, areq->assoclen,
- tbl_off);
+ ret = talitos_sg_map(dev, areq->dst, cryptlen, edesc, &desc->ptr[5],
+ sg_count, areq->assoclen, tbl_off);
if (desc->hdr & DESC_HDR_TYPE_IPSEC_ESP)
to_talitos_ptr_ext_or(&desc->ptr[5], authsize, is_sec1);
- if (sg_count > 1) {
+ /* ICV data */
+ if (ret > 1) {
+ tbl_off += ret;
edesc->icv_ool = true;
sync_needed = true;
@@ -1265,9 +1265,7 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct aead_request *areq,
sizeof(struct talitos_ptr) + authsize;
/* Add an entry to the link table for ICV data */
- tbl_ptr += sg_count - 1;
- to_talitos_ptr_ext_set(tbl_ptr, 0, is_sec1);
- tbl_ptr++;
+ to_talitos_ptr_ext_set(tbl_ptr - 1, 0, is_sec1);
to_talitos_ptr_ext_set(tbl_ptr, DESC_PTR_LNKTBL_RETURN,
is_sec1);
to_talitos_ptr_len(tbl_ptr, authsize, is_sec1);
@@ -1275,18 +1273,33 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct aead_request *areq,
/* icv data follows link tables */
to_talitos_ptr(tbl_ptr, edesc->dma_link_tbl + offset,
is_sec1);
+ } else {
+ dma_addr_t addr = edesc->dma_link_tbl;
+
+ if (is_sec1)
+ addr += areq->assoclen + cryptlen;
+ else
+ addr += sizeof(struct talitos_ptr) * tbl_off;
+
+ to_talitos_ptr(&desc->ptr[6], addr, is_sec1);
+ to_talitos_ptr_len(&desc->ptr[6], authsize, is_sec1);
+ }
+ } else if (!(desc->hdr & DESC_HDR_TYPE_IPSEC_ESP)) {
+ ret = talitos_sg_map(dev, areq->dst, authsize, edesc,
+ &desc->ptr[6], sg_count, areq->assoclen +
+ cryptlen,
+ tbl_off);
+ if (ret > 1) {
+ tbl_off += ret;
+ edesc->icv_ool = true;
+ sync_needed = true;
+ } else {
+ edesc->icv_ool = false;
}
} else {
edesc->icv_ool = false;
}
- /* ICV data */
- if (!(desc->hdr & DESC_HDR_TYPE_IPSEC_ESP)) {
- to_talitos_ptr_len(&desc->ptr[6], authsize, is_sec1);
- to_talitos_ptr(&desc->ptr[6], edesc->dma_link_tbl +
- areq->assoclen + cryptlen, is_sec1);
- }
-
/* iv out */
if (desc->hdr & DESC_HDR_TYPE_IPSEC_ESP)
map_single_talitos_ptr(dev, &desc->ptr[6], ivsize, ctx->iv,
@@ -1494,12 +1507,20 @@ static int ablkcipher_setkey(struct crypto_ablkcipher *cipher,
const u8 *key, unsigned int keylen)
{
struct talitos_ctx *ctx = crypto_ablkcipher_ctx(cipher);
+ u32 tmp[DES_EXPKEY_WORDS];
if (keylen > TALITOS_MAX_KEY_SIZE) {
crypto_ablkcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
+ if (unlikely(crypto_ablkcipher_get_flags(cipher) &
+ CRYPTO_TFM_REQ_WEAK_KEY) &&
+ !des_ekey(tmp, key)) {
+ crypto_ablkcipher_set_flags(cipher, CRYPTO_TFM_RES_WEAK_KEY);
+ return -EINVAL;
+ }
+
memcpy(&ctx->key, key, keylen);
ctx->keylen = keylen;
@@ -2614,7 +2635,7 @@ static struct talitos_alg_template driver_algs[] = {
.ivsize = AES_BLOCK_SIZE,
}
},
- .desc_hdr_template = DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU |
+ .desc_hdr_template = DESC_HDR_TYPE_AESU_CTR_NONSNOOP |
DESC_HDR_SEL0_AESU |
DESC_HDR_MODE0_AESU_CTR,
},
@@ -3047,6 +3068,11 @@ static struct talitos_crypto_alg *talitos_alg_alloc(struct device *dev,
t_alg->algt.alg.aead.setkey = aead_setkey;
t_alg->algt.alg.aead.encrypt = aead_encrypt;
t_alg->algt.alg.aead.decrypt = aead_decrypt;
+ if (!(priv->features & TALITOS_FTR_SHA224_HWINIT) &&
+ !strncmp(alg->cra_name, "authenc(hmac(sha224)", 20)) {
+ kfree(t_alg);
+ return ERR_PTR(-ENOTSUPP);
+ }
break;
case CRYPTO_ALG_TYPE_AHASH:
alg = &t_alg->algt.alg.hash.halg.base;
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index f70febf680c3..c3eefa126e3b 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -143,8 +143,7 @@ static ssize_t systab_show(struct kobject *kobj,
return str - buf;
}
-static struct kobj_attribute efi_attr_systab =
- __ATTR(systab, 0400, systab_show, NULL);
+static struct kobj_attribute efi_attr_systab = __ATTR_RO_MODE(systab, 0400);
#define EFI_FIELD(var) efi.var
diff --git a/drivers/firmware/efi/esrt.c b/drivers/firmware/efi/esrt.c
index bd7ed3c1148a..c47e0c6ec00f 100644
--- a/drivers/firmware/efi/esrt.c
+++ b/drivers/firmware/efi/esrt.c
@@ -106,7 +106,7 @@ static const struct sysfs_ops esre_attr_ops = {
};
/* Generic ESRT Entry ("ESRE") support. */
-static ssize_t esre_fw_class_show(struct esre_entry *entry, char *buf)
+static ssize_t fw_class_show(struct esre_entry *entry, char *buf)
{
char *str = buf;
@@ -117,18 +117,16 @@ static ssize_t esre_fw_class_show(struct esre_entry *entry, char *buf)
return str - buf;
}
-static struct esre_attribute esre_fw_class = __ATTR(fw_class, 0400,
- esre_fw_class_show, NULL);
+static struct esre_attribute esre_fw_class = __ATTR_RO_MODE(fw_class, 0400);
#define esre_attr_decl(name, size, fmt) \
-static ssize_t esre_##name##_show(struct esre_entry *entry, char *buf) \
+static ssize_t name##_show(struct esre_entry *entry, char *buf) \
{ \
return sprintf(buf, fmt "\n", \
le##size##_to_cpu(entry->esre.esre1->name)); \
} \
\
-static struct esre_attribute esre_##name = __ATTR(name, 0400, \
- esre_##name##_show, NULL)
+static struct esre_attribute esre_##name = __ATTR_RO_MODE(name, 0400)
esre_attr_decl(fw_type, 32, "%u");
esre_attr_decl(fw_version, 32, "%u");
@@ -193,14 +191,13 @@ static int esre_create_sysfs_entry(void *esre, int entry_num)
/* support for displaying ESRT fields at the top level */
#define esrt_attr_decl(name, size, fmt) \
-static ssize_t esrt_##name##_show(struct kobject *kobj, \
+static ssize_t name##_show(struct kobject *kobj, \
struct kobj_attribute *attr, char *buf)\
{ \
return sprintf(buf, fmt "\n", le##size##_to_cpu(esrt->name)); \
} \
\
-static struct kobj_attribute esrt_##name = __ATTR(name, 0400, \
- esrt_##name##_show, NULL)
+static struct kobj_attribute esrt_##name = __ATTR_RO_MODE(name, 0400)
esrt_attr_decl(fw_resource_count, 32, "%u");
esrt_attr_decl(fw_resource_count_max, 32, "%u");
@@ -431,7 +428,7 @@ static int __init esrt_sysfs_init(void)
err_remove_esrt:
kobject_put(esrt_kobj);
err:
- kfree(esrt);
+ memunmap(esrt);
esrt = NULL;
return error;
}
diff --git a/drivers/firmware/efi/runtime-map.c b/drivers/firmware/efi/runtime-map.c
index 8e64b77aeac9..f377609ff141 100644
--- a/drivers/firmware/efi/runtime-map.c
+++ b/drivers/firmware/efi/runtime-map.c
@@ -63,11 +63,11 @@ static ssize_t map_attr_show(struct kobject *kobj, struct attribute *attr,
return map_attr->show(entry, buf);
}
-static struct map_attribute map_type_attr = __ATTR_RO(type);
-static struct map_attribute map_phys_addr_attr = __ATTR_RO(phys_addr);
-static struct map_attribute map_virt_addr_attr = __ATTR_RO(virt_addr);
-static struct map_attribute map_num_pages_attr = __ATTR_RO(num_pages);
-static struct map_attribute map_attribute_attr = __ATTR_RO(attribute);
+static struct map_attribute map_type_attr = __ATTR_RO_MODE(type, 0400);
+static struct map_attribute map_phys_addr_attr = __ATTR_RO_MODE(phys_addr, 0400);
+static struct map_attribute map_virt_addr_attr = __ATTR_RO_MODE(virt_addr, 0400);
+static struct map_attribute map_num_pages_attr = __ATTR_RO_MODE(num_pages, 0400);
+static struct map_attribute map_attribute_attr = __ATTR_RO_MODE(attribute, 0400);
/*
* These are default attributes that are added for every memmap entry.
diff --git a/drivers/firmware/google/vpd.c b/drivers/firmware/google/vpd.c
index 35e553b3b190..e4b40f2b4627 100644
--- a/drivers/firmware/google/vpd.c
+++ b/drivers/firmware/google/vpd.c
@@ -295,38 +295,60 @@ static int vpd_probe(struct platform_device *pdev)
if (ret)
return ret;
- return vpd_sections_init(entry.cbmem_addr);
+ vpd_kobj = kobject_create_and_add("vpd", firmware_kobj);
+ if (!vpd_kobj)
+ return -ENOMEM;
+
+ ret = vpd_sections_init(entry.cbmem_addr);
+ if (ret) {
+ kobject_put(vpd_kobj);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int vpd_remove(struct platform_device *pdev)
+{
+ vpd_section_destroy(&ro_vpd);
+ vpd_section_destroy(&rw_vpd);
+
+ kobject_put(vpd_kobj);
+
+ return 0;
}
static struct platform_driver vpd_driver = {
.probe = vpd_probe,
+ .remove = vpd_remove,
.driver = {
.name = "vpd",
},
};
+static struct platform_device *vpd_pdev;
+
static int __init vpd_platform_init(void)
{
- struct platform_device *pdev;
-
- pdev = platform_device_register_simple("vpd", -1, NULL, 0);
- if (IS_ERR(pdev))
- return PTR_ERR(pdev);
+ int ret;
- vpd_kobj = kobject_create_and_add("vpd", firmware_kobj);
- if (!vpd_kobj)
- return -ENOMEM;
+ ret = platform_driver_register(&vpd_driver);
+ if (ret)
+ return ret;
- platform_driver_register(&vpd_driver);
+ vpd_pdev = platform_device_register_simple("vpd", -1, NULL, 0);
+ if (IS_ERR(vpd_pdev)) {
+ platform_driver_unregister(&vpd_driver);
+ return PTR_ERR(vpd_pdev);
+ }
return 0;
}
static void __exit vpd_platform_exit(void)
{
- vpd_section_destroy(&ro_vpd);
- vpd_section_destroy(&rw_vpd);
- kobject_put(vpd_kobj);
+ platform_device_unregister(vpd_pdev);
+ platform_driver_unregister(&vpd_driver);
}
module_init(vpd_platform_init);
diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
index 5dd3f1cd074a..a8905049b9da 100644
--- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
@@ -946,7 +946,9 @@ static int analogix_dp_get_modes(struct drm_connector *connector)
return 0;
}
+ pm_runtime_get_sync(dp->dev);
edid = drm_get_edid(connector, &dp->aux.ddc);
+ pm_runtime_put(dp->dev);
if (edid) {
drm_mode_connector_update_edid_property(&dp->connector,
edid);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index 077de014d610..4400efe3974a 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -247,6 +247,15 @@ struct exynos_drm_gem *exynos_drm_gem_create(struct drm_device *dev,
if (IS_ERR(exynos_gem))
return exynos_gem;
+ if (!is_drm_iommu_supported(dev) && (flags & EXYNOS_BO_NONCONTIG)) {
+ /*
+ * when no IOMMU is available, all allocated buffers are
+ * contiguous anyway, so drop EXYNOS_BO_NONCONTIG flag
+ */
+ flags &= ~EXYNOS_BO_NONCONTIG;
+ DRM_WARN("Non-contiguous allocation is not supported without IOMMU, falling back to contiguous buffer\n");
+ }
+
/* set memory type and cache attribute from user side. */
exynos_gem->flags = flags;
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 5ebdb63330dd..1c73d5542681 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -1000,7 +1000,8 @@ enum transcoder intel_pipe_to_cpu_transcoder(struct drm_i915_private *dev_priv,
return crtc->config->cpu_transcoder;
}
-static bool pipe_dsl_stopped(struct drm_i915_private *dev_priv, enum pipe pipe)
+static bool pipe_scanline_is_moving(struct drm_i915_private *dev_priv,
+ enum pipe pipe)
{
i915_reg_t reg = PIPEDSL(pipe);
u32 line1, line2;
@@ -1015,7 +1016,28 @@ static bool pipe_dsl_stopped(struct drm_i915_private *dev_priv, enum pipe pipe)
msleep(5);
line2 = I915_READ(reg) & line_mask;
- return line1 == line2;
+ return line1 != line2;
+}
+
+static void wait_for_pipe_scanline_moving(struct intel_crtc *crtc, bool state)
+{
+ struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
+ enum pipe pipe = crtc->pipe;
+
+ /* Wait for the display line to settle/start moving */
+ if (wait_for(pipe_scanline_is_moving(dev_priv, pipe) == state, 100))
+ DRM_ERROR("pipe %c scanline %s wait timed out\n",
+ pipe_name(pipe), onoff(state));
+}
+
+static void intel_wait_for_pipe_scanline_stopped(struct intel_crtc *crtc)
+{
+ wait_for_pipe_scanline_moving(crtc, false);
+}
+
+static void intel_wait_for_pipe_scanline_moving(struct intel_crtc *crtc)
+{
+ wait_for_pipe_scanline_moving(crtc, true);
}
/*
@@ -1038,7 +1060,6 @@ static void intel_wait_for_pipe_off(struct intel_crtc *crtc)
{
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
enum transcoder cpu_transcoder = crtc->config->cpu_transcoder;
- enum pipe pipe = crtc->pipe;
if (INTEL_GEN(dev_priv) >= 4) {
i915_reg_t reg = PIPECONF(cpu_transcoder);
@@ -1049,9 +1070,7 @@ static void intel_wait_for_pipe_off(struct intel_crtc *crtc)
100))
WARN(1, "pipe_off wait timed out\n");
} else {
- /* Wait for the display line to settle */
- if (wait_for(pipe_dsl_stopped(dev_priv, pipe), 100))
- WARN(1, "pipe_off wait timed out\n");
+ intel_wait_for_pipe_scanline_stopped(crtc);
}
}
@@ -1944,15 +1963,14 @@ static void intel_enable_pipe(struct intel_crtc *crtc)
POSTING_READ(reg);
/*
- * Until the pipe starts DSL will read as 0, which would cause
- * an apparent vblank timestamp jump, which messes up also the
- * frame count when it's derived from the timestamps. So let's
- * wait for the pipe to start properly before we call
- * drm_crtc_vblank_on()
+ * Until the pipe starts PIPEDSL reads will return a stale value,
+ * which causes an apparent vblank timestamp jump when PIPEDSL
+ * resets to its proper value. That also messes up the frame count
+ * when it's derived from the timestamps. So let's wait for the
+ * pipe to start properly before we call drm_crtc_vblank_on()
*/
- if (dev->max_vblank_count == 0 &&
- wait_for(intel_get_crtc_scanline(crtc) != crtc->scanline_offset, 50))
- DRM_ERROR("pipe %c didn't start\n", pipe_name(pipe));
+ if (dev->max_vblank_count == 0)
+ intel_wait_for_pipe_scanline_moving(crtc);
}
/**
@@ -14682,6 +14700,8 @@ void i830_enable_pipe(struct drm_i915_private *dev_priv, enum pipe pipe)
void i830_disable_pipe(struct drm_i915_private *dev_priv, enum pipe pipe)
{
+ struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, pipe);
+
DRM_DEBUG_KMS("disabling pipe %c due to force quirk\n",
pipe_name(pipe));
@@ -14691,8 +14711,7 @@ void i830_disable_pipe(struct drm_i915_private *dev_priv, enum pipe pipe)
I915_WRITE(PIPECONF(pipe), 0);
POSTING_READ(PIPECONF(pipe));
- if (wait_for(pipe_dsl_stopped(dev_priv, pipe), 100))
- DRM_ERROR("pipe %c off wait timed out\n", pipe_name(pipe));
+ intel_wait_for_pipe_scanline_stopped(crtc);
I915_WRITE(DPLL(pipe), DPLL_VGA_MODE_DIS);
POSTING_READ(DPLL(pipe));
diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c
index 894b67ac2cae..05964347008d 100644
--- a/drivers/hv/channel.c
+++ b/drivers/hv/channel.c
@@ -640,22 +640,28 @@ void vmbus_close(struct vmbus_channel *channel)
*/
return;
}
- mutex_lock(&vmbus_connection.channel_mutex);
/*
* Close all the sub-channels first and then close the
* primary channel.
*/
list_for_each_safe(cur, tmp, &channel->sc_list) {
cur_channel = list_entry(cur, struct vmbus_channel, sc_list);
- vmbus_close_internal(cur_channel);
if (cur_channel->rescind) {
+ wait_for_completion(&cur_channel->rescind_event);
+ mutex_lock(&vmbus_connection.channel_mutex);
+ vmbus_close_internal(cur_channel);
hv_process_channel_removal(
cur_channel->offermsg.child_relid);
+ } else {
+ mutex_lock(&vmbus_connection.channel_mutex);
+ vmbus_close_internal(cur_channel);
}
+ mutex_unlock(&vmbus_connection.channel_mutex);
}
/*
* Now close the primary.
*/
+ mutex_lock(&vmbus_connection.channel_mutex);
vmbus_close_internal(channel);
mutex_unlock(&vmbus_connection.channel_mutex);
}
diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
index 379b0df123be..65c6d6bdce4c 100644
--- a/drivers/hv/channel_mgmt.c
+++ b/drivers/hv/channel_mgmt.c
@@ -333,6 +333,7 @@ static struct vmbus_channel *alloc_channel(void)
return NULL;
spin_lock_init(&channel->lock);
+ init_completion(&channel->rescind_event);
INIT_LIST_HEAD(&channel->sc_list);
INIT_LIST_HEAD(&channel->percpu_list);
@@ -883,6 +884,7 @@ static void vmbus_onoffer_rescind(struct vmbus_channel_message_header *hdr)
/*
* Now wait for offer handling to complete.
*/
+ vmbus_rescind_cleanup(channel);
while (READ_ONCE(channel->probe_done) == false) {
/*
* We wait here until any channel offer is currently
@@ -898,7 +900,6 @@ static void vmbus_onoffer_rescind(struct vmbus_channel_message_header *hdr)
if (channel->device_obj) {
if (channel->chn_rescind_callback) {
channel->chn_rescind_callback(channel);
- vmbus_rescind_cleanup(channel);
return;
}
/*
@@ -907,7 +908,6 @@ static void vmbus_onoffer_rescind(struct vmbus_channel_message_header *hdr)
*/
dev = get_device(&channel->device_obj->device);
if (dev) {
- vmbus_rescind_cleanup(channel);
vmbus_device_unregister(channel->device_obj);
put_device(dev);
}
@@ -921,13 +921,14 @@ static void vmbus_onoffer_rescind(struct vmbus_channel_message_header *hdr)
* 2. Then close the primary channel.
*/
mutex_lock(&vmbus_connection.channel_mutex);
- vmbus_rescind_cleanup(channel);
if (channel->state == CHANNEL_OPEN_STATE) {
/*
* The channel is currently not open;
* it is safe for us to cleanup the channel.
*/
hv_process_channel_removal(rescind->child_relid);
+ } else {
+ complete(&channel->rescind_event);
}
mutex_unlock(&vmbus_connection.channel_mutex);
}
diff --git a/drivers/iio/adc/cpcap-adc.c b/drivers/iio/adc/cpcap-adc.c
index 6e419d5a7c14..f153e02686a0 100644
--- a/drivers/iio/adc/cpcap-adc.c
+++ b/drivers/iio/adc/cpcap-adc.c
@@ -1012,7 +1012,7 @@ static int cpcap_adc_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, indio_dev);
ddata->irq = platform_get_irq_byname(pdev, "adcdone");
- if (!ddata->irq)
+ if (ddata->irq < 0)
return -ENODEV;
error = devm_request_threaded_irq(&pdev->dev, ddata->irq, NULL,
diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c
index 2e8dbb89c8c9..7dc7d297a0fc 100644
--- a/drivers/iio/adc/meson_saradc.c
+++ b/drivers/iio/adc/meson_saradc.c
@@ -221,8 +221,10 @@ enum meson_sar_adc_chan7_mux_sel {
struct meson_sar_adc_data {
bool has_bl30_integration;
+ u32 bandgap_reg;
unsigned int resolution;
const char *name;
+ const struct regmap_config *regmap_config;
};
struct meson_sar_adc_priv {
@@ -242,13 +244,20 @@ struct meson_sar_adc_priv {
int calibscale;
};
-static const struct regmap_config meson_sar_adc_regmap_config = {
+static const struct regmap_config meson_sar_adc_regmap_config_gxbb = {
.reg_bits = 8,
.val_bits = 32,
.reg_stride = 4,
.max_register = MESON_SAR_ADC_REG13,
};
+static const struct regmap_config meson_sar_adc_regmap_config_meson8 = {
+ .reg_bits = 8,
+ .val_bits = 32,
+ .reg_stride = 4,
+ .max_register = MESON_SAR_ADC_DELTA_10,
+};
+
static unsigned int meson_sar_adc_get_fifo_count(struct iio_dev *indio_dev)
{
struct meson_sar_adc_priv *priv = iio_priv(indio_dev);
@@ -600,7 +609,7 @@ static int meson_sar_adc_clk_init(struct iio_dev *indio_dev,
init.num_parents = 1;
priv->clk_gate.reg = base + MESON_SAR_ADC_REG3;
- priv->clk_gate.bit_idx = fls(MESON_SAR_ADC_REG3_CLK_EN);
+ priv->clk_gate.bit_idx = __ffs(MESON_SAR_ADC_REG3_CLK_EN);
priv->clk_gate.hw.init = &init;
priv->adc_clk = devm_clk_register(&indio_dev->dev, &priv->clk_gate.hw);
@@ -685,6 +694,20 @@ static int meson_sar_adc_init(struct iio_dev *indio_dev)
return 0;
}
+static void meson_sar_adc_set_bandgap(struct iio_dev *indio_dev, bool on_off)
+{
+ struct meson_sar_adc_priv *priv = iio_priv(indio_dev);
+ u32 enable_mask;
+
+ if (priv->data->bandgap_reg == MESON_SAR_ADC_REG11)
+ enable_mask = MESON_SAR_ADC_REG11_BANDGAP_EN;
+ else
+ enable_mask = MESON_SAR_ADC_DELTA_10_TS_VBG_EN;
+
+ regmap_update_bits(priv->regmap, priv->data->bandgap_reg, enable_mask,
+ on_off ? enable_mask : 0);
+}
+
static int meson_sar_adc_hw_enable(struct iio_dev *indio_dev)
{
struct meson_sar_adc_priv *priv = iio_priv(indio_dev);
@@ -717,9 +740,9 @@ static int meson_sar_adc_hw_enable(struct iio_dev *indio_dev)
regval = FIELD_PREP(MESON_SAR_ADC_REG0_FIFO_CNT_IRQ_MASK, 1);
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG0,
MESON_SAR_ADC_REG0_FIFO_CNT_IRQ_MASK, regval);
- regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG11,
- MESON_SAR_ADC_REG11_BANDGAP_EN,
- MESON_SAR_ADC_REG11_BANDGAP_EN);
+
+ meson_sar_adc_set_bandgap(indio_dev, true);
+
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG3,
MESON_SAR_ADC_REG3_ADC_EN,
MESON_SAR_ADC_REG3_ADC_EN);
@@ -739,8 +762,7 @@ static int meson_sar_adc_hw_enable(struct iio_dev *indio_dev)
err_adc_clk:
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG3,
MESON_SAR_ADC_REG3_ADC_EN, 0);
- regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG11,
- MESON_SAR_ADC_REG11_BANDGAP_EN, 0);
+ meson_sar_adc_set_bandgap(indio_dev, false);
clk_disable_unprepare(priv->sana_clk);
err_sana_clk:
clk_disable_unprepare(priv->core_clk);
@@ -765,8 +787,8 @@ static int meson_sar_adc_hw_disable(struct iio_dev *indio_dev)
regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG3,
MESON_SAR_ADC_REG3_ADC_EN, 0);
- regmap_update_bits(priv->regmap, MESON_SAR_ADC_REG11,
- MESON_SAR_ADC_REG11_BANDGAP_EN, 0);
+
+ meson_sar_adc_set_bandgap(indio_dev, false);
clk_disable_unprepare(priv->sana_clk);
clk_disable_unprepare(priv->core_clk);
@@ -845,30 +867,40 @@ static const struct iio_info meson_sar_adc_iio_info = {
static const struct meson_sar_adc_data meson_sar_adc_meson8_data = {
.has_bl30_integration = false,
+ .bandgap_reg = MESON_SAR_ADC_DELTA_10,
+ .regmap_config = &meson_sar_adc_regmap_config_meson8,
.resolution = 10,
.name = "meson-meson8-saradc",
};
static const struct meson_sar_adc_data meson_sar_adc_meson8b_data = {
.has_bl30_integration = false,
+ .bandgap_reg = MESON_SAR_ADC_DELTA_10,
+ .regmap_config = &meson_sar_adc_regmap_config_meson8,
.resolution = 10,
.name = "meson-meson8b-saradc",
};
static const struct meson_sar_adc_data meson_sar_adc_gxbb_data = {
.has_bl30_integration = true,
+ .bandgap_reg = MESON_SAR_ADC_REG11,
+ .regmap_config = &meson_sar_adc_regmap_config_gxbb,
.resolution = 10,
.name = "meson-gxbb-saradc",
};
static const struct meson_sar_adc_data meson_sar_adc_gxl_data = {
.has_bl30_integration = true,
+ .bandgap_reg = MESON_SAR_ADC_REG11,
+ .regmap_config = &meson_sar_adc_regmap_config_gxbb,
.resolution = 12,
.name = "meson-gxl-saradc",
};
static const struct meson_sar_adc_data meson_sar_adc_gxm_data = {
.has_bl30_integration = true,
+ .bandgap_reg = MESON_SAR_ADC_REG11,
+ .regmap_config = &meson_sar_adc_regmap_config_gxbb,
.resolution = 12,
.name = "meson-gxm-saradc",
};
@@ -946,7 +978,7 @@ static int meson_sar_adc_probe(struct platform_device *pdev)
return ret;
priv->regmap = devm_regmap_init_mmio(&pdev->dev, base,
- &meson_sar_adc_regmap_config);
+ priv->data->regmap_config);
if (IS_ERR(priv->regmap))
return PTR_ERR(priv->regmap);
diff --git a/drivers/iio/health/max30102.c b/drivers/iio/health/max30102.c
index 839b875c29b9..9fb4bc73a6bc 100644
--- a/drivers/iio/health/max30102.c
+++ b/drivers/iio/health/max30102.c
@@ -371,7 +371,7 @@ static int max30102_read_raw(struct iio_dev *indio_dev,
mutex_unlock(&indio_dev->mlock);
break;
case IIO_CHAN_INFO_SCALE:
- *val = 1; /* 0.0625 */
+ *val = 1000; /* 62.5 */
*val2 = 16;
ret = IIO_VAL_FRACTIONAL;
break;
diff --git a/drivers/infiniband/core/security.c b/drivers/infiniband/core/security.c
index 28607bb42d87..a337386652b0 100644
--- a/drivers/infiniband/core/security.c
+++ b/drivers/infiniband/core/security.c
@@ -417,8 +417,17 @@ void ib_close_shared_qp_security(struct ib_qp_security *sec)
int ib_create_qp_security(struct ib_qp *qp, struct ib_device *dev)
{
+ u8 i = rdma_start_port(dev);
+ bool is_ib = false;
int ret;
+ while (i <= rdma_end_port(dev) && !is_ib)
+ is_ib = rdma_protocol_ib(dev, i++);
+
+ /* If this isn't an IB device don't create the security context */
+ if (!is_ib)
+ return 0;
+
qp->qp_sec = kzalloc(sizeof(*qp->qp_sec), GFP_KERNEL);
if (!qp->qp_sec)
return -ENOMEM;
@@ -441,6 +450,10 @@ EXPORT_SYMBOL(ib_create_qp_security);
void ib_destroy_qp_security_begin(struct ib_qp_security *sec)
{
+ /* Return if not IB */
+ if (!sec)
+ return;
+
mutex_lock(&sec->mutex);
/* Remove the QP from the lists so it won't get added to
@@ -470,6 +483,10 @@ void ib_destroy_qp_security_abort(struct ib_qp_security *sec)
int ret;
int i;
+ /* Return if not IB */
+ if (!sec)
+ return;
+
/* If a concurrent cache update is in progress this
* QP security could be marked for an error state
* transition. Wait for this to complete.
@@ -505,6 +522,10 @@ void ib_destroy_qp_security_end(struct ib_qp_security *sec)
{
int i;
+ /* Return if not IB */
+ if (!sec)
+ return;
+
/* If a concurrent cache update is occurring we must
* wait until this QP security structure is processed
* in the QP to error flow before destroying it because
@@ -557,7 +578,7 @@ int ib_security_modify_qp(struct ib_qp *qp,
{
int ret = 0;
struct ib_ports_pkeys *tmp_pps;
- struct ib_ports_pkeys *new_pps;
+ struct ib_ports_pkeys *new_pps = NULL;
struct ib_qp *real_qp = qp->real_qp;
bool special_qp = (real_qp->qp_type == IB_QPT_SMI ||
real_qp->qp_type == IB_QPT_GSI ||
@@ -565,18 +586,27 @@ int ib_security_modify_qp(struct ib_qp *qp,
bool pps_change = ((qp_attr_mask & (IB_QP_PKEY_INDEX | IB_QP_PORT)) ||
(qp_attr_mask & IB_QP_ALT_PATH));
+ WARN_ONCE((qp_attr_mask & IB_QP_PORT &&
+ rdma_protocol_ib(real_qp->device, qp_attr->port_num) &&
+ !real_qp->qp_sec),
+ "%s: QP security is not initialized for IB QP: %d\n",
+ __func__, real_qp->qp_num);
+
/* The port/pkey settings are maintained only for the real QP. Open
* handles on the real QP will be in the shared_qp_list. When
* enforcing security on the real QP all the shared QPs will be
* checked as well.
*/
- if (pps_change && !special_qp) {
+ if (pps_change && !special_qp && real_qp->qp_sec) {
mutex_lock(&real_qp->qp_sec->mutex);
new_pps = get_new_pps(real_qp,
qp_attr,
qp_attr_mask);
-
+ if (!new_pps) {
+ mutex_unlock(&real_qp->qp_sec->mutex);
+ return -ENOMEM;
+ }
/* Add this QP to the lists for the new port
* and pkey settings before checking for permission
* in case there is a concurrent cache update
@@ -600,7 +630,7 @@ int ib_security_modify_qp(struct ib_qp *qp,
qp_attr_mask,
udata);
- if (pps_change && !special_qp) {
+ if (new_pps) {
/* Clean up the lists and free the appropriate
* ports_pkeys structure.
*/
@@ -631,6 +661,9 @@ int ib_security_pkey_access(struct ib_device *dev,
u16 pkey;
int ret;
+ if (!rdma_protocol_ib(dev, port_num))
+ return 0;
+
ret = ib_get_cached_pkey(dev, port_num, pkey_index, &pkey);
if (ret)
return ret;
@@ -665,6 +698,9 @@ int ib_mad_agent_security_setup(struct ib_mad_agent *agent,
{
int ret;
+ if (!rdma_protocol_ib(agent->device, agent->port_num))
+ return 0;
+
ret = security_ib_alloc_security(&agent->security);
if (ret)
return ret;
@@ -690,6 +726,9 @@ int ib_mad_agent_security_setup(struct ib_mad_agent *agent,
void ib_mad_agent_security_cleanup(struct ib_mad_agent *agent)
{
+ if (!rdma_protocol_ib(agent->device, agent->port_num))
+ return;
+
security_ib_free_security(agent->security);
if (agent->lsm_nb_reg)
unregister_lsm_notifier(&agent->lsm_nb);
@@ -697,20 +736,16 @@ void ib_mad_agent_security_cleanup(struct ib_mad_agent *agent)
int ib_mad_enforce_security(struct ib_mad_agent_private *map, u16 pkey_index)
{
- int ret;
+ if (!rdma_protocol_ib(map->agent.device, map->agent.port_num))
+ return 0;
if (map->agent.qp->qp_type == IB_QPT_SMI && !map->agent.smp_allowed)
return -EACCES;
- ret = ib_security_pkey_access(map->agent.device,
- map->agent.port_num,
- pkey_index,
- map->agent.security);
-
- if (ret)
- return ret;
-
- return 0;
+ return ib_security_pkey_access(map->agent.device,
+ map->agent.port_num,
+ pkey_index,
+ map->agent.security);
}
#endif /* CONFIG_SECURITY_INFINIBAND */
diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
index 0d89621d9fe8..b210495ff33c 100644
--- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c
+++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
@@ -394,6 +394,7 @@ int bnxt_re_add_gid(struct ib_device *ibdev, u8 port_num,
ctx->idx = tbl_idx;
ctx->refcnt = 1;
ctx_tbl[tbl_idx] = ctx;
+ *context = ctx;
return rc;
}
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index b6b33d99b0b4..17e44c86577a 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -2216,7 +2216,7 @@ static int __mlx4_ib_modify_qp(void *src, enum mlx4_ib_source_type src_type,
context->mtu_msgmax = (IB_MTU_4096 << 5) |
ilog2(dev->dev->caps.max_gso_sz);
else
- context->mtu_msgmax = (IB_MTU_4096 << 5) | 12;
+ context->mtu_msgmax = (IB_MTU_4096 << 5) | 13;
} else if (attr_mask & IB_QP_PATH_MTU) {
if (attr->path_mtu < IB_MTU_256 || attr->path_mtu > IB_MTU_4096) {
pr_err("path MTU (%u) is invalid\n",
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index 552f7bd4ecc3..5aff1e33d984 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -3097,6 +3097,8 @@ static int create_umr_res(struct mlx5_ib_dev *dev)
qp->real_qp = qp;
qp->uobject = NULL;
qp->qp_type = MLX5_IB_QPT_REG_UMR;
+ qp->send_cq = init_attr->send_cq;
+ qp->recv_cq = init_attr->recv_cq;
attr->qp_state = IB_QPS_INIT;
attr->port_num = 1;
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 6784a05dd6b2..83f3d4831f94 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -2254,10 +2254,12 @@ static int __domain_mapping(struct dmar_domain *domain, unsigned long iov_pfn,
uint64_t tmp;
if (!sg_res) {
+ unsigned int pgoff = sg->offset & ~PAGE_MASK;
+
sg_res = aligned_nrpages(sg->offset, sg->length);
- sg->dma_address = ((dma_addr_t)iov_pfn << VTD_PAGE_SHIFT) + sg->offset;
+ sg->dma_address = ((dma_addr_t)iov_pfn << VTD_PAGE_SHIFT) + pgoff;
sg->dma_length = sg->length;
- pteval = page_to_phys(sg_page(sg)) | prot;
+ pteval = (sg_phys(sg) - pgoff) | prot;
phys_pfn = pteval >> VTD_PAGE_SHIFT;
}
@@ -3790,7 +3792,7 @@ static int intel_nontranslate_map_sg(struct device *hddev,
for_each_sg(sglist, sg, nelems, i) {
BUG_ON(!sg_page(sg));
- sg->dma_address = page_to_phys(sg_page(sg)) + sg->offset;
+ sg->dma_address = sg_phys(sg);
sg->dma_length = sg->length;
}
return nelems;
diff --git a/drivers/irqchip/qcom-irq-combiner.c b/drivers/irqchip/qcom-irq-combiner.c
index 6aa3ea479214..f31265937439 100644
--- a/drivers/irqchip/qcom-irq-combiner.c
+++ b/drivers/irqchip/qcom-irq-combiner.c
@@ -238,7 +238,7 @@ static int __init combiner_probe(struct platform_device *pdev)
{
struct combiner *combiner;
size_t alloc_sz;
- u32 nregs;
+ int nregs;
int err;
nregs = count_registers(pdev);
diff --git a/drivers/mailbox/mailbox-test.c b/drivers/mailbox/mailbox-test.c
index 97fb956bb6e0..93f3d4d61fa7 100644
--- a/drivers/mailbox/mailbox-test.c
+++ b/drivers/mailbox/mailbox-test.c
@@ -30,6 +30,7 @@
#define MBOX_HEXDUMP_MAX_LEN (MBOX_HEXDUMP_LINE_LEN * \
(MBOX_MAX_MSG_LEN / MBOX_BYTES_PER_LINE))
+static bool mbox_data_ready;
static struct dentry *root_debugfs_dir;
struct mbox_test_device {
@@ -152,16 +153,14 @@ static ssize_t mbox_test_message_write(struct file *filp,
static bool mbox_test_message_data_ready(struct mbox_test_device *tdev)
{
- unsigned char data;
+ bool data_ready;
unsigned long flags;
spin_lock_irqsave(&tdev->lock, flags);
- data = tdev->rx_buffer[0];
+ data_ready = mbox_data_ready;
spin_unlock_irqrestore(&tdev->lock, flags);
- if (data != '\0')
- return true;
- return false;
+ return data_ready;
}
static ssize_t mbox_test_message_read(struct file *filp, char __user *userbuf,
@@ -223,6 +222,7 @@ static ssize_t mbox_test_message_read(struct file *filp, char __user *userbuf,
*(touser + l) = '\0';
memset(tdev->rx_buffer, 0, MBOX_MAX_MSG_LEN);
+ mbox_data_ready = false;
spin_unlock_irqrestore(&tdev->lock, flags);
@@ -292,6 +292,7 @@ static void mbox_test_receive_message(struct mbox_client *client, void *message)
message, MBOX_MAX_MSG_LEN);
memcpy(tdev->rx_buffer, message, MBOX_MAX_MSG_LEN);
}
+ mbox_data_ready = true;
spin_unlock_irqrestore(&tdev->lock, flags);
wake_up_interruptible(&tdev->waitq);
diff --git a/drivers/md/raid5-cache.c b/drivers/md/raid5-cache.c
index 0b7406ac8ce1..9a340728b846 100644
--- a/drivers/md/raid5-cache.c
+++ b/drivers/md/raid5-cache.c
@@ -2571,31 +2571,22 @@ static ssize_t r5c_journal_mode_show(struct mddev *mddev, char *page)
int r5c_journal_mode_set(struct mddev *mddev, int mode)
{
struct r5conf *conf;
- int err;
if (mode < R5C_JOURNAL_MODE_WRITE_THROUGH ||
mode > R5C_JOURNAL_MODE_WRITE_BACK)
return -EINVAL;
- err = mddev_lock(mddev);
- if (err)
- return err;
conf = mddev->private;
- if (!conf || !conf->log) {
- mddev_unlock(mddev);
+ if (!conf || !conf->log)
return -ENODEV;
- }
if (raid5_calc_degraded(conf) > 0 &&
- mode == R5C_JOURNAL_MODE_WRITE_BACK) {
- mddev_unlock(mddev);
+ mode == R5C_JOURNAL_MODE_WRITE_BACK)
return -EINVAL;
- }
mddev_suspend(mddev);
conf->log->r5c_journal_mode = mode;
mddev_resume(mddev);
- mddev_unlock(mddev);
pr_debug("md/raid:%s: setting r5c cache mode to %d: %s\n",
mdname(mddev), mode, r5c_journal_mode_str[mode]);
@@ -2608,6 +2599,7 @@ static ssize_t r5c_journal_mode_store(struct mddev *mddev,
{
int mode = ARRAY_SIZE(r5c_journal_mode_str);
size_t len = length;
+ int ret;
if (len < 2)
return -EINVAL;
@@ -2619,8 +2611,12 @@ static ssize_t r5c_journal_mode_store(struct mddev *mddev,
if (strlen(r5c_journal_mode_str[mode]) == len &&
!strncmp(page, r5c_journal_mode_str[mode], len))
break;
-
- return r5c_journal_mode_set(mddev, mode) ?: length;
+ ret = mddev_lock(mddev);
+ if (ret)
+ return ret;
+ ret = r5c_journal_mode_set(mddev, mode);
+ mddev_unlock(mddev);
+ return ret ?: length;
}
struct md_sysfs_entry
diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
index 981cccd6b988..72f381522cb2 100644
--- a/drivers/media/rc/rc-main.c
+++ b/drivers/media/rc/rc-main.c
@@ -38,41 +38,41 @@ static const struct {
[RC_PROTO_UNKNOWN] = { .name = "unknown", .repeat_period = 250 },
[RC_PROTO_OTHER] = { .name = "other", .repeat_period = 250 },
[RC_PROTO_RC5] = { .name = "rc-5",
- .scancode_bits = 0x1f7f, .repeat_period = 164 },
+ .scancode_bits = 0x1f7f, .repeat_period = 250 },
[RC_PROTO_RC5X_20] = { .name = "rc-5x-20",
- .scancode_bits = 0x1f7f3f, .repeat_period = 164 },
+ .scancode_bits = 0x1f7f3f, .repeat_period = 250 },
[RC_PROTO_RC5_SZ] = { .name = "rc-5-sz",
- .scancode_bits = 0x2fff, .repeat_period = 164 },
+ .scancode_bits = 0x2fff, .repeat_period = 250 },
[RC_PROTO_JVC] = { .name = "jvc",
.scancode_bits = 0xffff, .repeat_period = 250 },
[RC_PROTO_SONY12] = { .name = "sony-12",
- .scancode_bits = 0x1f007f, .repeat_period = 100 },
+ .scancode_bits = 0x1f007f, .repeat_period = 250 },
[RC_PROTO_SONY15] = { .name = "sony-15",
- .scancode_bits = 0xff007f, .repeat_period = 100 },
+ .scancode_bits = 0xff007f, .repeat_period = 250 },
[RC_PROTO_SONY20] = { .name = "sony-20",
- .scancode_bits = 0x1fff7f, .repeat_period = 100 },
+ .scancode_bits = 0x1fff7f, .repeat_period = 250 },
[RC_PROTO_NEC] = { .name = "nec",
- .scancode_bits = 0xffff, .repeat_period = 160 },
+ .scancode_bits = 0xffff, .repeat_period = 250 },
[RC_PROTO_NECX] = { .name = "nec-x",
- .scancode_bits = 0xffffff, .repeat_period = 160 },
+ .scancode_bits = 0xffffff, .repeat_period = 250 },
[RC_PROTO_NEC32] = { .name = "nec-32",
- .scancode_bits = 0xffffffff, .repeat_period = 160 },
+ .scancode_bits = 0xffffffff, .repeat_period = 250 },
[RC_PROTO_SANYO] = { .name = "sanyo",
.scancode_bits = 0x1fffff, .repeat_period = 250 },
[RC_PROTO_MCIR2_KBD] = { .name = "mcir2-kbd",
- .scancode_bits = 0xffff, .repeat_period = 150 },
+ .scancode_bits = 0xffff, .repeat_period = 250 },
[RC_PROTO_MCIR2_MSE] = { .name = "mcir2-mse",
- .scancode_bits = 0x1fffff, .repeat_period = 150 },
+ .scancode_bits = 0x1fffff, .repeat_period = 250 },
[RC_PROTO_RC6_0] = { .name = "rc-6-0",
- .scancode_bits = 0xffff, .repeat_period = 164 },
+ .scancode_bits = 0xffff, .repeat_period = 250 },
[RC_PROTO_RC6_6A_20] = { .name = "rc-6-6a-20",
- .scancode_bits = 0xfffff, .repeat_period = 164 },
+ .scancode_bits = 0xfffff, .repeat_period = 250 },
[RC_PROTO_RC6_6A_24] = { .name = "rc-6-6a-24",
- .scancode_bits = 0xffffff, .repeat_period = 164 },
+ .scancode_bits = 0xffffff, .repeat_period = 250 },
[RC_PROTO_RC6_6A_32] = { .name = "rc-6-6a-32",
- .scancode_bits = 0xffffffff, .repeat_period = 164 },
+ .scancode_bits = 0xffffffff, .repeat_period = 250 },
[RC_PROTO_RC6_MCE] = { .name = "rc-6-mce",
- .scancode_bits = 0xffff7fff, .repeat_period = 164 },
+ .scancode_bits = 0xffff7fff, .repeat_period = 250 },
[RC_PROTO_SHARP] = { .name = "sharp",
.scancode_bits = 0x1fff, .repeat_period = 250 },
[RC_PROTO_XMP] = { .name = "xmp", .repeat_period = 250 },
diff --git a/drivers/media/rc/sir_ir.c b/drivers/media/rc/sir_ir.c
index bc906fb128d5..d59918878eb2 100644
--- a/drivers/media/rc/sir_ir.c
+++ b/drivers/media/rc/sir_ir.c
@@ -57,7 +57,7 @@ static void add_read_queue(int flag, unsigned long val);
static irqreturn_t sir_interrupt(int irq, void *dev_id);
static void send_space(unsigned long len);
static void send_pulse(unsigned long len);
-static void init_hardware(void);
+static int init_hardware(void);
static void drop_hardware(void);
/* Initialisation */
@@ -263,11 +263,36 @@ static void send_pulse(unsigned long len)
}
}
-static void init_hardware(void)
+static int init_hardware(void)
{
+ u8 scratch, scratch2, scratch3;
unsigned long flags;
spin_lock_irqsave(&hardware_lock, flags);
+
+ /*
+ * This is a simple port existence test, borrowed from the autoconfig
+ * function in drivers/tty/serial/8250/8250_port.c
+ */
+ scratch = sinp(UART_IER);
+ soutp(UART_IER, 0);
+#ifdef __i386__
+ outb(0xff, 0x080);
+#endif
+ scratch2 = sinp(UART_IER) & 0x0f;
+ soutp(UART_IER, 0x0f);
+#ifdef __i386__
+ outb(0x00, 0x080);
+#endif
+ scratch3 = sinp(UART_IER) & 0x0f;
+ soutp(UART_IER, scratch);
+ if (scratch2 != 0 || scratch3 != 0x0f) {
+ /* we fail, there's nothing here */
+ spin_unlock_irqrestore(&hardware_lock, flags);
+ pr_err("port existence test failed, cannot continue\n");
+ return -ENODEV;
+ }
+
/* reset UART */
outb(0, io + UART_MCR);
outb(0, io + UART_IER);
@@ -285,6 +310,8 @@ static void init_hardware(void)
/* turn on UART */
outb(UART_MCR_DTR | UART_MCR_RTS | UART_MCR_OUT2, io + UART_MCR);
spin_unlock_irqrestore(&hardware_lock, flags);
+
+ return 0;
}
static void drop_hardware(void)
@@ -334,14 +361,19 @@ static int sir_ir_probe(struct platform_device *dev)
pr_err("IRQ %d already in use.\n", irq);
return retval;
}
+
+ retval = init_hardware();
+ if (retval) {
+ del_timer_sync(&timerlist);
+ return retval;
+ }
+
pr_info("I/O port 0x%.4x, IRQ %d.\n", io, irq);
retval = devm_rc_register_device(&sir_ir_dev->dev, rcdev);
if (retval < 0)
return retval;
- init_hardware();
-
return 0;
}
diff --git a/drivers/media/usb/dvb-usb/dibusb-common.c b/drivers/media/usb/dvb-usb/dibusb-common.c
index 8207e6900656..bcacb0f22028 100644
--- a/drivers/media/usb/dvb-usb/dibusb-common.c
+++ b/drivers/media/usb/dvb-usb/dibusb-common.c
@@ -223,8 +223,20 @@ EXPORT_SYMBOL(dibusb_i2c_algo);
int dibusb_read_eeprom_byte(struct dvb_usb_device *d, u8 offs, u8 *val)
{
- u8 wbuf[1] = { offs };
- return dibusb_i2c_msg(d, 0x50, wbuf, 1, val, 1);
+ u8 *buf;
+ int rc;
+
+ buf = kmalloc(2, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ buf[0] = offs;
+
+ rc = dibusb_i2c_msg(d, 0x50, &buf[0], 1, &buf[1], 1);
+ *val = buf[1];
+ kfree(buf);
+
+ return rc;
}
EXPORT_SYMBOL(dibusb_read_eeprom_byte);
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index a13a4896a8bd..c4d1140116ea 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -189,7 +189,7 @@
* MX35 FlexCAN2 03.00.00.00 no no ? no no
* MX53 FlexCAN2 03.00.00.00 yes no no no no
* MX6s FlexCAN3 10.00.12.00 yes yes no no yes
- * VF610 FlexCAN3 ? no yes ? yes yes?
+ * VF610 FlexCAN3 ? no yes no yes yes?
*
* Some SOCs do not have the RX_WARN & TX_WARN interrupt line connected.
*/
@@ -297,7 +297,8 @@ static const struct flexcan_devtype_data fsl_imx6q_devtype_data = {
static const struct flexcan_devtype_data fsl_vf610_devtype_data = {
.quirks = FLEXCAN_QUIRK_DISABLE_RXFG | FLEXCAN_QUIRK_ENABLE_EACEN_RRS |
- FLEXCAN_QUIRK_DISABLE_MECR | FLEXCAN_QUIRK_USE_OFF_TIMESTAMP,
+ FLEXCAN_QUIRK_DISABLE_MECR | FLEXCAN_QUIRK_USE_OFF_TIMESTAMP |
+ FLEXCAN_QUIRK_BROKEN_PERR_STATE,
};
static const struct can_bittiming_const flexcan_bittiming_const = {
diff --git a/drivers/net/can/peak_canfd/peak_canfd.c b/drivers/net/can/peak_canfd/peak_canfd.c
index 85268be0c913..55513411a82e 100644
--- a/drivers/net/can/peak_canfd/peak_canfd.c
+++ b/drivers/net/can/peak_canfd/peak_canfd.c
@@ -258,21 +258,18 @@ static int pucan_handle_can_rx(struct peak_canfd_priv *priv,
/* if this frame is an echo, */
if ((rx_msg_flags & PUCAN_MSG_LOOPED_BACK) &&
!(rx_msg_flags & PUCAN_MSG_SELF_RECEIVE)) {
- int n;
unsigned long flags;
spin_lock_irqsave(&priv->echo_lock, flags);
- n = can_get_echo_skb(priv->ndev, msg->client);
+ can_get_echo_skb(priv->ndev, msg->client);
spin_unlock_irqrestore(&priv->echo_lock, flags);
/* count bytes of the echo instead of skb */
stats->tx_bytes += cf_len;
stats->tx_packets++;
- if (n) {
- /* restart tx queue only if a slot is free */
- netif_wake_queue(priv->ndev);
- }
+ /* restart tx queue (a slot is free) */
+ netif_wake_queue(priv->ndev);
return 0;
}
diff --git a/drivers/net/can/peak_canfd/peak_pciefd_main.c b/drivers/net/can/peak_canfd/peak_pciefd_main.c
index b4efd711f824..788c3464a3b0 100644
--- a/drivers/net/can/peak_canfd/peak_pciefd_main.c
+++ b/drivers/net/can/peak_canfd/peak_pciefd_main.c
@@ -825,7 +825,10 @@ static int peak_pciefd_probe(struct pci_dev *pdev,
err_disable_pci:
pci_disable_device(pdev);
- return err;
+ /* pci_xxx_config_word() return positive PCIBIOS_xxx error codes while
+ * the probe() function must return a negative errno in case of failure
+ * (err is unchanged if negative) */
+ return pcibios_err_to_errno(err);
}
/* free the board structure object, as well as its resources: */
diff --git a/drivers/net/can/sja1000/peak_pci.c b/drivers/net/can/sja1000/peak_pci.c
index 131026fbc2d7..5adc95c922ee 100644
--- a/drivers/net/can/sja1000/peak_pci.c
+++ b/drivers/net/can/sja1000/peak_pci.c
@@ -717,7 +717,10 @@ static int peak_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
failure_disable_pci:
pci_disable_device(pdev);
- return err;
+ /* pci_xxx_config_word() return positive PCIBIOS_xxx error codes while
+ * the probe() function must return a negative errno in case of failure
+ * (err is unchanged if negative) */
+ return pcibios_err_to_errno(err);
}
static void peak_pci_remove(struct pci_dev *pdev)
diff --git a/drivers/net/can/ti_hecc.c b/drivers/net/can/ti_hecc.c
index 4d4941469cfc..db6ea936dc3f 100644
--- a/drivers/net/can/ti_hecc.c
+++ b/drivers/net/can/ti_hecc.c
@@ -637,6 +637,9 @@ static int ti_hecc_rx_poll(struct napi_struct *napi, int quota)
mbx_mask = hecc_read(priv, HECC_CANMIM);
mbx_mask |= HECC_TX_MBOX_MASK;
hecc_write(priv, HECC_CANMIM, mbx_mask);
+ } else {
+ /* repoll is done only if whole budget is used */
+ num_pkts = quota;
}
return num_pkts;
diff --git a/drivers/net/can/usb/ems_usb.c b/drivers/net/can/usb/ems_usb.c
index b3d02759c226..b00358297424 100644
--- a/drivers/net/can/usb/ems_usb.c
+++ b/drivers/net/can/usb/ems_usb.c
@@ -288,6 +288,8 @@ static void ems_usb_read_interrupt_callback(struct urb *urb)
case -ECONNRESET: /* unlink */
case -ENOENT:
+ case -EPIPE:
+ case -EPROTO:
case -ESHUTDOWN:
return;
diff --git a/drivers/net/can/usb/esd_usb2.c b/drivers/net/can/usb/esd_usb2.c
index 9fdb0f0bfa06..c6dcf93675c0 100644
--- a/drivers/net/can/usb/esd_usb2.c
+++ b/drivers/net/can/usb/esd_usb2.c
@@ -393,6 +393,8 @@ static void esd_usb2_read_bulk_callback(struct urb *urb)
break;
case -ENOENT:
+ case -EPIPE:
+ case -EPROTO:
case -ESHUTDOWN:
return;
diff --git a/drivers/net/can/usb/kvaser_usb.c b/drivers/net/can/usb/kvaser_usb.c
index 9b18d96ef526..63587b8e6825 100644
--- a/drivers/net/can/usb/kvaser_usb.c
+++ b/drivers/net/can/usb/kvaser_usb.c
@@ -609,8 +609,8 @@ static int kvaser_usb_wait_msg(const struct kvaser_usb *dev, u8 id,
}
if (pos + tmp->len > actual_len) {
- dev_err(dev->udev->dev.parent,
- "Format error\n");
+ dev_err_ratelimited(dev->udev->dev.parent,
+ "Format error\n");
break;
}
@@ -813,6 +813,7 @@ static int kvaser_usb_simple_msg_async(struct kvaser_usb_net_priv *priv,
if (err) {
netdev_err(netdev, "Error transmitting URB\n");
usb_unanchor_urb(urb);
+ kfree(buf);
usb_free_urb(urb);
return err;
}
@@ -1325,6 +1326,8 @@ static void kvaser_usb_read_bulk_callback(struct urb *urb)
case 0:
break;
case -ENOENT:
+ case -EPIPE:
+ case -EPROTO:
case -ESHUTDOWN:
return;
default:
@@ -1333,7 +1336,7 @@ static void kvaser_usb_read_bulk_callback(struct urb *urb)
goto resubmit_urb;
}
- while (pos <= urb->actual_length - MSG_HEADER_LEN) {
+ while (pos <= (int)(urb->actual_length - MSG_HEADER_LEN)) {
msg = urb->transfer_buffer + pos;
/* The Kvaser firmware can only read and write messages that
@@ -1352,7 +1355,8 @@ static void kvaser_usb_read_bulk_callback(struct urb *urb)
}
if (pos + msg->len > urb->actual_length) {
- dev_err(dev->udev->dev.parent, "Format error\n");
+ dev_err_ratelimited(dev->udev->dev.parent,
+ "Format error\n");
break;
}
@@ -1768,6 +1772,7 @@ static netdev_tx_t kvaser_usb_start_xmit(struct sk_buff *skb,
spin_unlock_irqrestore(&priv->tx_contexts_lock, flags);
usb_unanchor_urb(urb);
+ kfree(buf);
stats->tx_dropped++;
diff --git a/drivers/net/can/usb/mcba_usb.c b/drivers/net/can/usb/mcba_usb.c
index 7f0272558bef..e0c24abce16c 100644
--- a/drivers/net/can/usb/mcba_usb.c
+++ b/drivers/net/can/usb/mcba_usb.c
@@ -592,6 +592,8 @@ static void mcba_usb_read_bulk_callback(struct urb *urb)
break;
case -ENOENT:
+ case -EPIPE:
+ case -EPROTO:
case -ESHUTDOWN:
return;
diff --git a/drivers/net/can/usb/usb_8dev.c b/drivers/net/can/usb/usb_8dev.c
index d000cb62d6ae..27861c417c94 100644
--- a/drivers/net/can/usb/usb_8dev.c
+++ b/drivers/net/can/usb/usb_8dev.c
@@ -524,6 +524,8 @@ static void usb_8dev_read_bulk_callback(struct urb *urb)
break;
case -ENOENT:
+ case -EPIPE:
+ case -EPROTO:
case -ESHUTDOWN:
return;
diff --git a/drivers/net/ethernet/netronome/nfp/flower/main.h b/drivers/net/ethernet/netronome/nfp/flower/main.h
index c20dd00a1cae..899e7d53e669 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/main.h
+++ b/drivers/net/ethernet/netronome/nfp/flower/main.h
@@ -52,8 +52,7 @@ struct nfp_app;
#define NFP_FLOWER_MASK_ELEMENT_RS 1
#define NFP_FLOWER_MASK_HASH_BITS 10
-#define NFP_FL_META_FLAG_NEW_MASK 128
-#define NFP_FL_META_FLAG_LAST_MASK 1
+#define NFP_FL_META_FLAG_MANAGE_MASK BIT(7)
#define NFP_FL_MASK_REUSE_TIME_NS 40000
#define NFP_FL_MASK_ID_LOCATION 1
diff --git a/drivers/net/ethernet/netronome/nfp/flower/metadata.c b/drivers/net/ethernet/netronome/nfp/flower/metadata.c
index 3226ddc55f99..d9582ccc0025 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/metadata.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/metadata.c
@@ -282,7 +282,7 @@ nfp_check_mask_add(struct nfp_app *app, char *mask_data, u32 mask_len,
id = nfp_add_mask_table(app, mask_data, mask_len);
if (id < 0)
return false;
- *meta_flags |= NFP_FL_META_FLAG_NEW_MASK;
+ *meta_flags |= NFP_FL_META_FLAG_MANAGE_MASK;
}
*mask_id = id;
@@ -299,6 +299,9 @@ nfp_check_mask_remove(struct nfp_app *app, char *mask_data, u32 mask_len,
if (!mask_entry)
return false;
+ if (meta_flags)
+ *meta_flags &= ~NFP_FL_META_FLAG_MANAGE_MASK;
+
*mask_id = mask_entry->mask_id;
mask_entry->ref_cnt--;
if (!mask_entry->ref_cnt) {
@@ -306,7 +309,7 @@ nfp_check_mask_remove(struct nfp_app *app, char *mask_data, u32 mask_len,
nfp_release_mask_id(app, *mask_id);
kfree(mask_entry);
if (meta_flags)
- *meta_flags |= NFP_FL_META_FLAG_LAST_MASK;
+ *meta_flags |= NFP_FL_META_FLAG_MANAGE_MASK;
}
return true;
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c b/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c
index d540a9dc77b3..1c43aca8162d 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c
@@ -297,6 +297,8 @@ int nfp_repr_init(struct nfp_app *app, struct net_device *netdev,
netdev->netdev_ops = &nfp_repr_netdev_ops;
netdev->ethtool_ops = &nfp_port_ethtool_ops;
+ netdev->max_mtu = pf_netdev->max_mtu;
+
SWITCHDEV_SET_OPS(netdev, &nfp_port_switchdev_ops);
if (nfp_app_has_tc(app)) {
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index ed51018a813e..b9d8d71a6ecc 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -1503,6 +1503,7 @@ static int geneve_fill_info(struct sk_buff *skb, const struct net_device *dev)
{
struct geneve_dev *geneve = netdev_priv(dev);
struct ip_tunnel_info *info = &geneve->info;
+ bool metadata = geneve->collect_md;
__u8 tmp_vni[3];
__u32 vni;
@@ -1511,32 +1512,24 @@ static int geneve_fill_info(struct sk_buff *skb, const struct net_device *dev)
if (nla_put_u32(skb, IFLA_GENEVE_ID, vni))
goto nla_put_failure;
- if (rtnl_dereference(geneve->sock4)) {
+ if (!metadata && ip_tunnel_info_af(info) == AF_INET) {
if (nla_put_in_addr(skb, IFLA_GENEVE_REMOTE,
info->key.u.ipv4.dst))
goto nla_put_failure;
-
if (nla_put_u8(skb, IFLA_GENEVE_UDP_CSUM,
!!(info->key.tun_flags & TUNNEL_CSUM)))
goto nla_put_failure;
- }
-
#if IS_ENABLED(CONFIG_IPV6)
- if (rtnl_dereference(geneve->sock6)) {
+ } else if (!metadata) {
if (nla_put_in6_addr(skb, IFLA_GENEVE_REMOTE6,
&info->key.u.ipv6.dst))
goto nla_put_failure;
-
if (nla_put_u8(skb, IFLA_GENEVE_UDP_ZERO_CSUM6_TX,
!(info->key.tun_flags & TUNNEL_CSUM)))
goto nla_put_failure;
-
- if (nla_put_u8(skb, IFLA_GENEVE_UDP_ZERO_CSUM6_RX,
- !geneve->use_udp6_rx_checksums))
- goto nla_put_failure;
- }
#endif
+ }
if (nla_put_u8(skb, IFLA_GENEVE_TTL, info->key.ttl) ||
nla_put_u8(skb, IFLA_GENEVE_TOS, info->key.tos) ||
@@ -1546,10 +1539,13 @@ static int geneve_fill_info(struct sk_buff *skb, const struct net_device *dev)
if (nla_put_be16(skb, IFLA_GENEVE_PORT, info->key.tp_dst))
goto nla_put_failure;
- if (geneve->collect_md) {
- if (nla_put_flag(skb, IFLA_GENEVE_COLLECT_METADATA))
+ if (metadata && nla_put_flag(skb, IFLA_GENEVE_COLLECT_METADATA))
goto nla_put_failure;
- }
+
+ if (nla_put_u8(skb, IFLA_GENEVE_UDP_ZERO_CSUM6_RX,
+ !geneve->use_udp6_rx_checksums))
+ goto nla_put_failure;
+
return 0;
nla_put_failure:
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index 613caca7dc02..b3fa8ae80465 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -4096,8 +4096,8 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err,
sdio_release_host(sdiodev->func[1]);
fail:
brcmf_dbg(TRACE, "failed: dev=%s, err=%d\n", dev_name(dev), err);
- device_release_driver(dev);
device_release_driver(&sdiodev->func[2]->dev);
+ device_release_driver(dev);
}
struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev)
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/txq.h b/drivers/net/wireless/intel/iwlwifi/fw/api/txq.h
index 87b4434224a1..dfa111bb411e 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/api/txq.h
+++ b/drivers/net/wireless/intel/iwlwifi/fw/api/txq.h
@@ -68,6 +68,9 @@
* @IWL_MVM_DQA_CMD_QUEUE: a queue reserved for sending HCMDs to the FW
* @IWL_MVM_DQA_AUX_QUEUE: a queue reserved for aux frames
* @IWL_MVM_DQA_P2P_DEVICE_QUEUE: a queue reserved for P2P device frames
+ * @IWL_MVM_DQA_INJECT_MONITOR_QUEUE: a queue reserved for injection using
+ * monitor mode. Note this queue is the same as the queue for P2P device
+ * but we can't have active monitor mode along with P2P device anyway.
* @IWL_MVM_DQA_GCAST_QUEUE: a queue reserved for P2P GO/SoftAP GCAST frames
* @IWL_MVM_DQA_BSS_CLIENT_QUEUE: a queue reserved for BSS activity, to ensure
* that we are never left without the possibility to connect to an AP.
@@ -87,6 +90,7 @@ enum iwl_mvm_dqa_txq {
IWL_MVM_DQA_CMD_QUEUE = 0,
IWL_MVM_DQA_AUX_QUEUE = 1,
IWL_MVM_DQA_P2P_DEVICE_QUEUE = 2,
+ IWL_MVM_DQA_INJECT_MONITOR_QUEUE = 2,
IWL_MVM_DQA_GCAST_QUEUE = 3,
IWL_MVM_DQA_BSS_CLIENT_QUEUE = 4,
IWL_MVM_DQA_MIN_MGMT_QUEUE = 5,
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
index e90abbfba718..ecd5c1df811c 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-trans.h
@@ -117,6 +117,7 @@
#define FH_RSCSR_FRAME_INVALID 0x55550000
#define FH_RSCSR_FRAME_ALIGN 0x40
#define FH_RSCSR_RPA_EN BIT(25)
+#define FH_RSCSR_RADA_EN BIT(26)
#define FH_RSCSR_RXQ_POS 16
#define FH_RSCSR_RXQ_MASK 0x3F0000
@@ -128,7 +129,8 @@ struct iwl_rx_packet {
* 31: flag flush RB request
* 30: flag ignore TC (terminal counter) request
* 29: flag fast IRQ request
- * 28-26: Reserved
+ * 28-27: Reserved
+ * 26: RADA enabled
* 25: Offload enabled
* 24: RPF enabled
* 23: RSS enabled
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
index a2bf530eeae4..2f22e14e00fe 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
@@ -787,7 +787,7 @@ static int iwl_mvm_mac_ctxt_cmd_listener(struct iwl_mvm *mvm,
u32 action)
{
struct iwl_mac_ctx_cmd cmd = {};
- u32 tfd_queue_msk = 0;
+ u32 tfd_queue_msk = BIT(mvm->snif_queue);
int ret;
WARN_ON(vif->type != NL80211_IFTYPE_MONITOR);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
index 8dcdb522b846..2ec27ceb8af9 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
@@ -954,6 +954,7 @@ struct iwl_mvm {
/* Tx queues */
u16 aux_queue;
+ u16 snif_queue;
u16 probe_queue;
u16 p2p_dev_queue;
@@ -1042,6 +1043,7 @@ struct iwl_mvm {
* @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
* @IWL_MVM_STATUS_D3_RECONFIG: D3 reconfiguration is being done
* @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running
+ * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA
*/
enum iwl_mvm_status {
IWL_MVM_STATUS_HW_RFKILL,
@@ -1053,6 +1055,7 @@ enum iwl_mvm_status {
IWL_MVM_STATUS_ROC_AUX_RUNNING,
IWL_MVM_STATUS_D3_RECONFIG,
IWL_MVM_STATUS_FIRMWARE_RUNNING,
+ IWL_MVM_STATUS_NEED_FLUSH_P2P,
};
/* Keep track of completed init configuration */
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
index 231878969332..9fb40955d5f4 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
@@ -622,6 +622,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
mvm->fw_restart = iwlwifi_mod_params.fw_restart ? -1 : 0;
mvm->aux_queue = IWL_MVM_DQA_AUX_QUEUE;
+ mvm->snif_queue = IWL_MVM_DQA_INJECT_MONITOR_QUEUE;
mvm->probe_queue = IWL_MVM_DQA_AP_PROBE_RESP_QUEUE;
mvm->p2p_dev_queue = IWL_MVM_DQA_P2P_DEVICE_QUEUE;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
index 248699c2c4bf..819e6f66a5b5 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
@@ -232,8 +232,8 @@ static void iwl_mvm_get_signal_strength(struct iwl_mvm *mvm,
static int iwl_mvm_rx_crypto(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
struct ieee80211_rx_status *stats,
- struct iwl_rx_mpdu_desc *desc, int queue,
- u8 *crypt_len)
+ struct iwl_rx_mpdu_desc *desc, u32 pkt_flags,
+ int queue, u8 *crypt_len)
{
u16 status = le16_to_cpu(desc->status);
@@ -253,6 +253,8 @@ static int iwl_mvm_rx_crypto(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
return -1;
stats->flag |= RX_FLAG_DECRYPTED;
+ if (pkt_flags & FH_RSCSR_RADA_EN)
+ stats->flag |= RX_FLAG_MIC_STRIPPED;
*crypt_len = IEEE80211_CCMP_HDR_LEN;
return 0;
case IWL_RX_MPDU_STATUS_SEC_TKIP:
@@ -270,6 +272,10 @@ static int iwl_mvm_rx_crypto(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
if ((status & IWL_RX_MPDU_STATUS_SEC_MASK) ==
IWL_RX_MPDU_STATUS_SEC_WEP)
*crypt_len = IEEE80211_WEP_IV_LEN;
+
+ if (pkt_flags & FH_RSCSR_RADA_EN)
+ stats->flag |= RX_FLAG_ICV_STRIPPED;
+
return 0;
case IWL_RX_MPDU_STATUS_SEC_EXT_ENC:
if (!(status & IWL_RX_MPDU_STATUS_MIC_OK))
@@ -810,7 +816,9 @@ void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi,
rx_status = IEEE80211_SKB_RXCB(skb);
- if (iwl_mvm_rx_crypto(mvm, hdr, rx_status, desc, queue, &crypt_len)) {
+ if (iwl_mvm_rx_crypto(mvm, hdr, rx_status, desc,
+ le32_to_cpu(pkt->len_n_flags), queue,
+ &crypt_len)) {
kfree_skb(skb);
return;
}
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
index c4a343534c5e..0d7929799942 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
@@ -1700,29 +1700,29 @@ void iwl_mvm_dealloc_int_sta(struct iwl_mvm *mvm, struct iwl_mvm_int_sta *sta)
sta->sta_id = IWL_MVM_INVALID_STA;
}
-static void iwl_mvm_enable_aux_queue(struct iwl_mvm *mvm)
+static void iwl_mvm_enable_aux_snif_queue(struct iwl_mvm *mvm, u16 *queue,
+ u8 sta_id, u8 fifo)
{
unsigned int wdg_timeout = iwlmvm_mod_params.tfd_q_hang_detect ?
mvm->cfg->base_params->wd_timeout :
IWL_WATCHDOG_DISABLED;
if (iwl_mvm_has_new_tx_api(mvm)) {
- int queue = iwl_mvm_tvqm_enable_txq(mvm, mvm->aux_queue,
- mvm->aux_sta.sta_id,
- IWL_MAX_TID_COUNT,
- wdg_timeout);
- mvm->aux_queue = queue;
+ int tvqm_queue =
+ iwl_mvm_tvqm_enable_txq(mvm, *queue, sta_id,
+ IWL_MAX_TID_COUNT,
+ wdg_timeout);
+ *queue = tvqm_queue;
} else {
struct iwl_trans_txq_scd_cfg cfg = {
- .fifo = IWL_MVM_TX_FIFO_MCAST,
- .sta_id = mvm->aux_sta.sta_id,
+ .fifo = fifo,
+ .sta_id = sta_id,
.tid = IWL_MAX_TID_COUNT,
.aggregate = false,
.frame_limit = IWL_FRAME_LIMIT,
};
- iwl_mvm_enable_txq(mvm, mvm->aux_queue, mvm->aux_queue, 0, &cfg,
- wdg_timeout);
+ iwl_mvm_enable_txq(mvm, *queue, *queue, 0, &cfg, wdg_timeout);
}
}
@@ -1741,7 +1741,9 @@ int iwl_mvm_add_aux_sta(struct iwl_mvm *mvm)
/* Map Aux queue to fifo - needs to happen before adding Aux station */
if (!iwl_mvm_has_new_tx_api(mvm))
- iwl_mvm_enable_aux_queue(mvm);
+ iwl_mvm_enable_aux_snif_queue(mvm, &mvm->aux_queue,
+ mvm->aux_sta.sta_id,
+ IWL_MVM_TX_FIFO_MCAST);
ret = iwl_mvm_add_int_sta_common(mvm, &mvm->aux_sta, NULL,
MAC_INDEX_AUX, 0);
@@ -1755,7 +1757,9 @@ int iwl_mvm_add_aux_sta(struct iwl_mvm *mvm)
* to firmware so enable queue here - after the station was added
*/
if (iwl_mvm_has_new_tx_api(mvm))
- iwl_mvm_enable_aux_queue(mvm);
+ iwl_mvm_enable_aux_snif_queue(mvm, &mvm->aux_queue,
+ mvm->aux_sta.sta_id,
+ IWL_MVM_TX_FIFO_MCAST);
return 0;
}
@@ -1763,10 +1767,31 @@ int iwl_mvm_add_aux_sta(struct iwl_mvm *mvm)
int iwl_mvm_add_snif_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+ int ret;
lockdep_assert_held(&mvm->mutex);
- return iwl_mvm_add_int_sta_common(mvm, &mvm->snif_sta, vif->addr,
+
+ /* Map snif queue to fifo - must happen before adding snif station */
+ if (!iwl_mvm_has_new_tx_api(mvm))
+ iwl_mvm_enable_aux_snif_queue(mvm, &mvm->snif_queue,
+ mvm->snif_sta.sta_id,
+ IWL_MVM_TX_FIFO_BE);
+
+ ret = iwl_mvm_add_int_sta_common(mvm, &mvm->snif_sta, vif->addr,
mvmvif->id, 0);
+ if (ret)
+ return ret;
+
+ /*
+ * For 22000 firmware and on we cannot add queue to a station unknown
+ * to firmware so enable queue here - after the station was added
+ */
+ if (iwl_mvm_has_new_tx_api(mvm))
+ iwl_mvm_enable_aux_snif_queue(mvm, &mvm->snif_queue,
+ mvm->snif_sta.sta_id,
+ IWL_MVM_TX_FIFO_BE);
+
+ return 0;
}
int iwl_mvm_rm_snif_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
@@ -1775,6 +1800,8 @@ int iwl_mvm_rm_snif_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
lockdep_assert_held(&mvm->mutex);
+ iwl_mvm_disable_txq(mvm, mvm->snif_queue, mvm->snif_queue,
+ IWL_MAX_TID_COUNT, 0);
ret = iwl_mvm_rm_sta_common(mvm, mvm->snif_sta.sta_id);
if (ret)
IWL_WARN(mvm, "Failed sending remove station\n");
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c
index 4d0314912e94..e25cda9fbf6c 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c
@@ -132,6 +132,24 @@ void iwl_mvm_roc_done_wk(struct work_struct *wk)
* executed, and a new time event means a new command.
*/
iwl_mvm_flush_sta(mvm, &mvm->aux_sta, true, CMD_ASYNC);
+
+ /* Do the same for the P2P device queue (STA) */
+ if (test_and_clear_bit(IWL_MVM_STATUS_NEED_FLUSH_P2P, &mvm->status)) {
+ struct iwl_mvm_vif *mvmvif;
+
+ /*
+ * NB: access to this pointer would be racy, but the flush bit
+ * can only be set when we had a P2P-Device VIF, and we have a
+ * flush of this work in iwl_mvm_prepare_mac_removal() so it's
+ * not really racy.
+ */
+
+ if (!WARN_ON(!mvm->p2p_device_vif)) {
+ mvmvif = iwl_mvm_vif_from_mac80211(mvm->p2p_device_vif);
+ iwl_mvm_flush_sta(mvm, &mvmvif->bcast_sta, true,
+ CMD_ASYNC);
+ }
+ }
}
static void iwl_mvm_roc_finished(struct iwl_mvm *mvm)
@@ -855,10 +873,12 @@ void iwl_mvm_stop_roc(struct iwl_mvm *mvm)
mvmvif = iwl_mvm_vif_from_mac80211(te_data->vif);
- if (te_data->vif->type == NL80211_IFTYPE_P2P_DEVICE)
+ if (te_data->vif->type == NL80211_IFTYPE_P2P_DEVICE) {
iwl_mvm_remove_time_event(mvm, mvmvif, te_data);
- else
+ set_bit(IWL_MVM_STATUS_NEED_FLUSH_P2P, &mvm->status);
+ } else {
iwl_mvm_remove_aux_roc_te(mvm, mvmvif, te_data);
+ }
iwl_mvm_roc_finished(mvm);
}
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
index 6f2e2af23219..887a504ce64a 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
@@ -657,7 +657,8 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb)
if (ap_sta_id != IWL_MVM_INVALID_STA)
sta_id = ap_sta_id;
} else if (info.control.vif->type == NL80211_IFTYPE_MONITOR) {
- queue = mvm->aux_queue;
+ queue = mvm->snif_queue;
+ sta_id = mvm->snif_sta.sta_id;
}
}
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
index 2ea74abad73d..53e269d54050 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c
@@ -1143,9 +1143,18 @@ unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
unsigned int default_timeout =
cmd_q ? IWL_DEF_WD_TIMEOUT : mvm->cfg->base_params->wd_timeout;
- if (!iwl_fw_dbg_trigger_enabled(mvm->fw, FW_DBG_TRIGGER_TXQ_TIMERS))
+ if (!iwl_fw_dbg_trigger_enabled(mvm->fw, FW_DBG_TRIGGER_TXQ_TIMERS)) {
+ /*
+ * We can't know when the station is asleep or awake, so we
+ * must disable the queue hang detection.
+ */
+ if (fw_has_capa(&mvm->fw->ucode_capa,
+ IWL_UCODE_TLV_CAPA_STA_PM_NOTIF) &&
+ vif && vif->type == NL80211_IFTYPE_AP)
+ return IWL_WATCHDOG_DISABLED;
return iwlmvm_mod_params.tfd_q_hang_detect ?
default_timeout : IWL_WATCHDOG_DISABLED;
+ }
trigger = iwl_fw_dbg_get_trigger(mvm->fw, FW_DBG_TRIGGER_TXQ_TIMERS);
txq_timer = (void *)trigger->data;
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
index 548e1928430d..0f7bd37bf172 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
@@ -551,6 +551,7 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
{IWL_PCI_DEVICE(0x271B, 0x0014, iwl9160_2ac_cfg)},
{IWL_PCI_DEVICE(0x271B, 0x0210, iwl9160_2ac_cfg)},
{IWL_PCI_DEVICE(0x271B, 0x0214, iwl9260_2ac_cfg)},
+ {IWL_PCI_DEVICE(0x271C, 0x0214, iwl9260_2ac_cfg)},
{IWL_PCI_DEVICE(0x2720, 0x0034, iwl9560_2ac_cfg)},
{IWL_PCI_DEVICE(0x2720, 0x0038, iwl9560_2ac_cfg)},
{IWL_PCI_DEVICE(0x2720, 0x003C, iwl9560_2ac_cfg)},
@@ -662,6 +663,7 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
{IWL_PCI_DEVICE(0x2720, 0x0310, iwla000_2ac_cfg_hr_cdb)},
{IWL_PCI_DEVICE(0x40C0, 0x0000, iwla000_2ax_cfg_hr)},
{IWL_PCI_DEVICE(0x40C0, 0x0A10, iwla000_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0xA0F0, 0x0000, iwla000_2ax_cfg_hr)},
#endif /* CONFIG_IWLMVM */
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 6467ffac9811..a59b54328c07 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -3108,6 +3108,7 @@ static int hwsim_new_radio_nl(struct sk_buff *msg, struct genl_info *info)
{
struct hwsim_new_radio_params param = { 0 };
const char *hwname = NULL;
+ int ret;
param.reg_strict = info->attrs[HWSIM_ATTR_REG_STRICT_REG];
param.p2p_device = info->attrs[HWSIM_ATTR_SUPPORT_P2P_DEVICE];
@@ -3147,7 +3148,9 @@ static int hwsim_new_radio_nl(struct sk_buff *msg, struct genl_info *info)
param.regd = hwsim_world_regdom_custom[idx];
}
- return mac80211_hwsim_new_radio(info, ¶m);
+ ret = mac80211_hwsim_new_radio(info, ¶m);
+ kfree(hwname);
+ return ret;
}
static int hwsim_del_radio_nl(struct sk_buff *msg, struct genl_info *info)
diff --git a/drivers/net/wireless/rsi/rsi_91x_usb.c b/drivers/net/wireless/rsi/rsi_91x_usb.c
index 81df09dd2636..f90c10b3c921 100644
--- a/drivers/net/wireless/rsi/rsi_91x_usb.c
+++ b/drivers/net/wireless/rsi/rsi_91x_usb.c
@@ -162,13 +162,13 @@ static int rsi_usb_reg_read(struct usb_device *usbdev,
u8 *buf;
int status = -ENOMEM;
+ if (len > RSI_USB_CTRL_BUF_SIZE)
+ return -EINVAL;
+
buf = kmalloc(RSI_USB_CTRL_BUF_SIZE, GFP_KERNEL);
if (!buf)
return status;
- if (len > RSI_USB_CTRL_BUF_SIZE)
- return -EINVAL;
-
status = usb_control_msg(usbdev,
usb_rcvctrlpipe(usbdev, 0),
USB_VENDOR_REGISTER_READ,
@@ -207,13 +207,13 @@ static int rsi_usb_reg_write(struct usb_device *usbdev,
u8 *usb_reg_buf;
int status = -ENOMEM;
+ if (len > RSI_USB_CTRL_BUF_SIZE)
+ return -EINVAL;
+
usb_reg_buf = kmalloc(RSI_USB_CTRL_BUF_SIZE, GFP_KERNEL);
if (!usb_reg_buf)
return status;
- if (len > RSI_USB_CTRL_BUF_SIZE)
- return -EINVAL;
-
usb_reg_buf[0] = (value & 0x00ff);
usb_reg_buf[1] = (value & 0xff00) >> 8;
usb_reg_buf[2] = 0x0;
diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
index 71b944748304..c5fe7d4a9065 100644
--- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
+++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
@@ -408,12 +408,21 @@ static int armada_37xx_gpio_direction_output(struct gpio_chip *chip,
{
struct armada_37xx_pinctrl *info = gpiochip_get_data(chip);
unsigned int reg = OUTPUT_EN;
- unsigned int mask;
+ unsigned int mask, val, ret;
armada_37xx_update_reg(®, offset);
mask = BIT(offset);
- return regmap_update_bits(info->regmap, reg, mask, mask);
+ ret = regmap_update_bits(info->regmap, reg, mask, mask);
+
+ if (ret)
+ return ret;
+
+ reg = OUTPUT_VAL;
+ val = value ? mask : 0;
+ regmap_update_bits(info->regmap, reg, mask, val);
+
+ return 0;
}
static int armada_37xx_gpio_get(struct gpio_chip *chip, unsigned int offset)
diff --git a/drivers/rapidio/devices/rio_mport_cdev.c b/drivers/rapidio/devices/rio_mport_cdev.c
index 5beb0c361076..76afe1449cab 100644
--- a/drivers/rapidio/devices/rio_mport_cdev.c
+++ b/drivers/rapidio/devices/rio_mport_cdev.c
@@ -963,7 +963,8 @@ rio_dma_transfer(struct file *filp, u32 transfer_mode,
req->sgt.sgl, req->sgt.nents, dir);
if (nents == -EFAULT) {
rmcd_error("Failed to map SG list");
- return -EFAULT;
+ ret = -EFAULT;
+ goto err_pg;
}
ret = do_dma_request(req, xfer, sync, nents);
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index bcc1694cebcd..635cfa1f2ace 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -2126,11 +2126,13 @@ void __scsi_init_queue(struct Scsi_Host *shost, struct request_queue *q)
q->limits.cluster = 0;
/*
- * set a reasonable default alignment on word boundaries: the
- * host and device may alter it using
- * blk_queue_update_dma_alignment() later.
+ * Set a reasonable default alignment: The larger of 32-byte (dword),
+ * which is a common minimum for HBAs, and the minimum DMA alignment,
+ * which is set by the platform.
+ *
+ * Devices that require a bigger alignment can increase it later.
*/
- blk_queue_dma_alignment(q, 0x03);
+ blk_queue_dma_alignment(q, max(4, dma_get_cache_alignment()) - 1);
}
EXPORT_SYMBOL_GPL(__scsi_init_queue);
diff --git a/drivers/tty/serdev/serdev-ttyport.c b/drivers/tty/serdev/serdev-ttyport.c
index 302018d67efa..7f785d77ba7f 100644
--- a/drivers/tty/serdev/serdev-ttyport.c
+++ b/drivers/tty/serdev/serdev-ttyport.c
@@ -35,23 +35,41 @@ static int ttyport_receive_buf(struct tty_port *port, const unsigned char *cp,
{
struct serdev_controller *ctrl = port->client_data;
struct serport *serport = serdev_controller_get_drvdata(ctrl);
+ int ret;
if (!test_bit(SERPORT_ACTIVE, &serport->flags))
return 0;
- return serdev_controller_receive_buf(ctrl, cp, count);
+ ret = serdev_controller_receive_buf(ctrl, cp, count);
+
+ dev_WARN_ONCE(&ctrl->dev, ret < 0 || ret > count,
+ "receive_buf returns %d (count = %zu)\n",
+ ret, count);
+ if (ret < 0)
+ return 0;
+ else if (ret > count)
+ return count;
+
+ return ret;
}
static void ttyport_write_wakeup(struct tty_port *port)
{
struct serdev_controller *ctrl = port->client_data;
struct serport *serport = serdev_controller_get_drvdata(ctrl);
+ struct tty_struct *tty;
+
+ tty = tty_port_tty_get(port);
+ if (!tty)
+ return;
- if (test_and_clear_bit(TTY_DO_WRITE_WAKEUP, &port->tty->flags) &&
+ if (test_and_clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags) &&
test_bit(SERPORT_ACTIVE, &serport->flags))
serdev_controller_write_wakeup(ctrl);
- wake_up_interruptible_poll(&port->tty->write_wait, POLLOUT);
+ wake_up_interruptible_poll(&tty->write_wait, POLLOUT);
+
+ tty_kref_put(tty);
}
static const struct tty_port_client_operations client_ops = {
@@ -131,8 +149,10 @@ static void ttyport_close(struct serdev_controller *ctrl)
clear_bit(SERPORT_ACTIVE, &serport->flags);
+ tty_lock(tty);
if (tty->ops->close)
tty->ops->close(tty, NULL);
+ tty_unlock(tty);
tty_release_struct(tty, serport->tty_idx);
}
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index ef8f7d63a8f0..0202e5132fa7 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -2286,9 +2286,18 @@ static int __ffs_data_do_os_desc(enum ffs_os_desc_type type,
int i;
if (len < sizeof(*d) ||
- d->bFirstInterfaceNumber >= ffs->interfaces_count ||
- !d->Reserved1)
+ d->bFirstInterfaceNumber >= ffs->interfaces_count)
return -EINVAL;
+ if (d->Reserved1 != 1) {
+ /*
+ * According to the spec, Reserved1 must be set to 1
+ * but older kernels incorrectly rejected non-zero
+ * values. We fix it here to avoid returning EINVAL
+ * in response to values we used to accept.
+ */
+ pr_debug("usb_ext_compat_desc::Reserved1 forced to 1\n");
+ d->Reserved1 = 1;
+ }
for (i = 0; i < ARRAY_SIZE(d->Reserved2); ++i)
if (d->Reserved2[i])
return -EINVAL;
diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c
index d41d07aae0ce..def1b05ffca0 100644
--- a/drivers/usb/gadget/udc/core.c
+++ b/drivers/usb/gadget/udc/core.c
@@ -1080,8 +1080,12 @@ static inline void usb_gadget_udc_stop(struct usb_udc *udc)
static inline void usb_gadget_udc_set_speed(struct usb_udc *udc,
enum usb_device_speed speed)
{
- if (udc->gadget->ops->udc_set_speed)
- udc->gadget->ops->udc_set_speed(udc->gadget, speed);
+ if (udc->gadget->ops->udc_set_speed) {
+ enum usb_device_speed s;
+
+ s = min(speed, udc->gadget->max_speed);
+ udc->gadget->ops->udc_set_speed(udc->gadget, s);
+ }
}
/**
diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c
index 63a206122058..6b3e8adb64e6 100644
--- a/drivers/usb/gadget/udc/renesas_usb3.c
+++ b/drivers/usb/gadget/udc/renesas_usb3.c
@@ -254,7 +254,7 @@
#define USB3_EP0_SS_MAX_PACKET_SIZE 512
#define USB3_EP0_HSFS_MAX_PACKET_SIZE 64
#define USB3_EP0_BUF_SIZE 8
-#define USB3_MAX_NUM_PIPES 30
+#define USB3_MAX_NUM_PIPES 6 /* This includes PIPE 0 */
#define USB3_WAIT_US 3
#define USB3_DMA_NUM_SETTING_AREA 4
/*
diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c
index 48230a5e12f2..bf7ff3934d7f 100644
--- a/drivers/virtio/virtio.c
+++ b/drivers/virtio/virtio.c
@@ -333,6 +333,8 @@ int register_virtio_device(struct virtio_device *dev)
/* device_register() causes the bus infrastructure to look for a
* matching driver. */
err = device_register(&dev->dev);
+ if (err)
+ ida_simple_remove(&virtio_index_ida, dev->index);
out:
if (err)
virtio_add_status(dev, VIRTIO_CONFIG_S_FAILED);
diff --git a/fs/afs/cmservice.c b/fs/afs/cmservice.c
index 782d4d05a53b..c7475867a52b 100644
--- a/fs/afs/cmservice.c
+++ b/fs/afs/cmservice.c
@@ -127,6 +127,9 @@ bool afs_cm_incoming_call(struct afs_call *call)
case CBProbe:
call->type = &afs_SRXCBProbe;
return true;
+ case CBProbeUuid:
+ call->type = &afs_SRXCBProbeUuid;
+ return true;
case CBTellMeAboutYourself:
call->type = &afs_SRXCBTellMeAboutYourself;
return true;
diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c
index 0bf191f0dbaf..9f715c3edcf9 100644
--- a/fs/afs/rxrpc.c
+++ b/fs/afs/rxrpc.c
@@ -377,8 +377,17 @@ int afs_make_call(struct in_addr *addr, struct afs_call *call, gfp_t gfp,
*/
tx_total_len = call->request_size;
if (call->send_pages) {
- tx_total_len += call->last_to - call->first_offset;
- tx_total_len += (call->last - call->first) * PAGE_SIZE;
+ if (call->last == call->first) {
+ tx_total_len += call->last_to - call->first_offset;
+ } else {
+ /* It looks mathematically like you should be able to
+ * combine the following lines with the ones above, but
+ * unsigned arithmetic is fun when it wraps...
+ */
+ tx_total_len += PAGE_SIZE - call->first_offset;
+ tx_total_len += call->last_to;
+ tx_total_len += (call->last - call->first - 1) * PAGE_SIZE;
+ }
}
/* create a call */
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 6d49db7d86be..e2bb2a065741 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -1032,14 +1032,17 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans,
root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) &&
!(flags & BTRFS_BLOCK_FLAG_FULL_BACKREF)) {
ret = btrfs_inc_ref(trans, root, buf, 1);
- BUG_ON(ret); /* -ENOMEM */
+ if (ret)
+ return ret;
if (root->root_key.objectid ==
BTRFS_TREE_RELOC_OBJECTID) {
ret = btrfs_dec_ref(trans, root, buf, 0);
- BUG_ON(ret); /* -ENOMEM */
+ if (ret)
+ return ret;
ret = btrfs_inc_ref(trans, root, cow, 1);
- BUG_ON(ret); /* -ENOMEM */
+ if (ret)
+ return ret;
}
new_flags |= BTRFS_BLOCK_FLAG_FULL_BACKREF;
} else {
@@ -1049,7 +1052,8 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans,
ret = btrfs_inc_ref(trans, root, cow, 1);
else
ret = btrfs_inc_ref(trans, root, cow, 0);
- BUG_ON(ret); /* -ENOMEM */
+ if (ret)
+ return ret;
}
if (new_flags != 0) {
int level = btrfs_header_level(buf);
@@ -1068,9 +1072,11 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans,
ret = btrfs_inc_ref(trans, root, cow, 1);
else
ret = btrfs_inc_ref(trans, root, cow, 0);
- BUG_ON(ret); /* -ENOMEM */
+ if (ret)
+ return ret;
ret = btrfs_dec_ref(trans, root, buf, 1);
- BUG_ON(ret); /* -ENOMEM */
+ if (ret)
+ return ret;
}
clean_tree_block(fs_info, buf);
*last_ref = 1;
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index e4774c02d922..d227d8514b25 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -9283,6 +9283,7 @@ int btrfs_drop_snapshot(struct btrfs_root *root,
ret = btrfs_del_root(trans, fs_info, &root->root_key);
if (ret) {
btrfs_abort_transaction(trans, ret);
+ err = ret;
goto out_end_trans;
}
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 6ce467872376..b8372095ba0a 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -2697,6 +2697,7 @@ static ssize_t f2fs_file_write_iter(struct kiocb *iocb, struct iov_iter *from)
err = f2fs_preallocate_blocks(iocb, from);
if (err) {
+ clear_inode_flag(inode, FI_NO_PREALLOC);
inode_unlock(inode);
return err;
}
diff --git a/fs/fcntl.c b/fs/fcntl.c
index 8d78ffd7b399..6fd311367efc 100644
--- a/fs/fcntl.c
+++ b/fs/fcntl.c
@@ -632,9 +632,8 @@ COMPAT_SYSCALL_DEFINE3(fcntl64, unsigned int, fd, unsigned int, cmd,
if (err)
break;
err = fixup_compat_flock(&flock);
- if (err)
- return err;
- err = put_compat_flock(&flock, compat_ptr(arg));
+ if (!err)
+ err = put_compat_flock(&flock, compat_ptr(arg));
break;
case F_GETLK64:
case F_OFD_GETLK:
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index b03b3bc05f96..bf2c43635062 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -2064,7 +2064,7 @@ int nfs_rename(struct inode *old_dir, struct dentry *old_dentry,
* should mark the directories for revalidation.
*/
d_move(old_dentry, new_dentry);
- nfs_set_verifier(new_dentry,
+ nfs_set_verifier(old_dentry,
nfs_save_change_attribute(new_dir));
} else if (error == -ENOENT)
nfs_dentry_handle_enoent(old_dentry);
diff --git a/fs/pipe.c b/fs/pipe.c
index 349c9d56d4b3..3909c55ed389 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -1125,7 +1125,7 @@ int pipe_proc_fn(struct ctl_table *table, int write, void __user *buf,
{
int ret;
- ret = proc_dointvec_minmax(table, write, buf, lenp, ppos);
+ ret = proc_douintvec_minmax(table, write, buf, lenp, ppos);
if (ret < 0 || !write)
return ret;
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 4ec5b7f45401..63350906961a 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -2378,6 +2378,7 @@ xfs_ifree_cluster(
*/
if (ip->i_ino != inum + i) {
xfs_iunlock(ip, XFS_ILOCK_EXCL);
+ rcu_read_unlock();
continue;
}
}
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 7653ea66874d..46930f82a988 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -697,7 +697,6 @@ static inline void *dma_zalloc_coherent(struct device *dev, size_t size,
return ret;
}
-#ifdef CONFIG_HAS_DMA
static inline int dma_get_cache_alignment(void)
{
#ifdef ARCH_DMA_MINALIGN
@@ -705,7 +704,6 @@ static inline int dma_get_cache_alignment(void)
#endif
return 1;
}
-#endif
/* flags for the coherent memory api */
#define DMA_MEMORY_EXCLUSIVE 0x01
diff --git a/include/linux/genalloc.h b/include/linux/genalloc.h
index 6dfec4d638df..872f930f1b06 100644
--- a/include/linux/genalloc.h
+++ b/include/linux/genalloc.h
@@ -32,6 +32,7 @@
#include <linux/types.h>
#include <linux/spinlock_types.h>
+#include <linux/atomic.h>
struct device;
struct device_node;
@@ -71,7 +72,7 @@ struct gen_pool {
*/
struct gen_pool_chunk {
struct list_head next_chunk; /* next chunk in pool */
- atomic_t avail;
+ atomic_long_t avail;
phys_addr_t phys_addr; /* physical starting address of memory chunk */
unsigned long start_addr; /* start address of memory chunk */
unsigned long end_addr; /* end address of memory chunk (inclusive) */
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index 6431087816ba..ba74eaa8eadf 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -708,6 +708,7 @@ struct vmbus_channel {
u8 monitor_bit;
bool rescind; /* got rescind msg */
+ struct completion rescind_event;
u32 ringbuffer_gpadlhandle;
diff --git a/include/linux/iio/timer/stm32-lptim-trigger.h b/include/linux/iio/timer/stm32-lptim-trigger.h
index 34d59bfdce2d..464458d20b16 100644
--- a/include/linux/iio/timer/stm32-lptim-trigger.h
+++ b/include/linux/iio/timer/stm32-lptim-trigger.h
@@ -16,11 +16,14 @@
#define LPTIM2_OUT "lptim2_out"
#define LPTIM3_OUT "lptim3_out"
-#if IS_ENABLED(CONFIG_IIO_STM32_LPTIMER_TRIGGER)
+#if IS_REACHABLE(CONFIG_IIO_STM32_LPTIMER_TRIGGER)
bool is_stm32_lptim_trigger(struct iio_trigger *trig);
#else
static inline bool is_stm32_lptim_trigger(struct iio_trigger *trig)
{
+#if IS_ENABLED(CONFIG_IIO_STM32_LPTIMER_TRIGGER)
+ pr_warn_once("stm32 lptim_trigger not linked in\n");
+#endif
return false;
}
#endif
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index e32dfe098e82..40839c02d28c 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -117,6 +117,12 @@ struct attribute_group {
.show = _name##_show, \
}
+#define __ATTR_RO_MODE(_name, _mode) { \
+ .attr = { .name = __stringify(_name), \
+ .mode = VERIFY_OCTAL_PERMISSIONS(_mode) }, \
+ .show = _name##_show, \
+}
+
#define __ATTR_WO(_name) { \
.attr = { .name = __stringify(_name), .mode = S_IWUSR }, \
.store = _name##_store, \
diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
index 6c0dc6155ee7..a966d281dedc 100644
--- a/include/scsi/libsas.h
+++ b/include/scsi/libsas.h
@@ -165,11 +165,11 @@ struct expander_device {
struct sata_device {
unsigned int class;
- struct smp_resp rps_resp; /* report_phy_sata_resp */
u8 port_no; /* port number, if this is a PM (Port) */
struct ata_port *ap;
struct ata_host ata_host;
+ struct smp_resp rps_resp ____cacheline_aligned; /* report_phy_sata_resp */
u8 fis[ATA_RESP_FIS_SIZE];
};
diff --git a/kernel/bpf/percpu_freelist.c b/kernel/bpf/percpu_freelist.c
index 5c51d1985b51..673fa6fe2d73 100644
--- a/kernel/bpf/percpu_freelist.c
+++ b/kernel/bpf/percpu_freelist.c
@@ -78,8 +78,10 @@ struct pcpu_freelist_node *pcpu_freelist_pop(struct pcpu_freelist *s)
{
struct pcpu_freelist_head *head;
struct pcpu_freelist_node *node;
+ unsigned long flags;
int orig_cpu, cpu;
+ local_irq_save(flags);
orig_cpu = cpu = raw_smp_processor_id();
while (1) {
head = per_cpu_ptr(s->freelist, cpu);
@@ -87,14 +89,16 @@ struct pcpu_freelist_node *pcpu_freelist_pop(struct pcpu_freelist *s)
node = head->first;
if (node) {
head->first = node->next;
- raw_spin_unlock(&head->lock);
+ raw_spin_unlock_irqrestore(&head->lock, flags);
return node;
}
raw_spin_unlock(&head->lock);
cpu = cpumask_next(cpu, cpu_possible_mask);
if (cpu >= nr_cpu_ids)
cpu = 0;
- if (cpu == orig_cpu)
+ if (cpu == orig_cpu) {
+ local_irq_restore(flags);
return NULL;
+ }
}
}
diff --git a/kernel/cpu.c b/kernel/cpu.c
index 04892a82f6ac..7891aecc6aec 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -1289,11 +1289,6 @@ static struct cpuhp_step cpuhp_bp_states[] = {
.teardown.single = NULL,
.cant_stop = true,
},
- [CPUHP_AP_SMPCFD_DYING] = {
- .name = "smpcfd:dying",
- .startup.single = NULL,
- .teardown.single = smpcfd_dying_cpu,
- },
/*
* Handled on controll processor until the plugged processor manages
* this itself.
@@ -1335,6 +1330,11 @@ static struct cpuhp_step cpuhp_ap_states[] = {
.startup.single = NULL,
.teardown.single = rcutree_dying_cpu,
},
+ [CPUHP_AP_SMPCFD_DYING] = {
+ .name = "smpcfd:dying",
+ .startup.single = NULL,
+ .teardown.single = smpcfd_dying_cpu,
+ },
/* Entry state on starting. Interrupts enabled from here on. Transient
* state for synchronsization */
[CPUHP_AP_ONLINE] = {
diff --git a/kernel/debug/kdb/kdb_io.c b/kernel/debug/kdb/kdb_io.c
index e74be38245ad..ed5d34925ad0 100644
--- a/kernel/debug/kdb/kdb_io.c
+++ b/kernel/debug/kdb/kdb_io.c
@@ -350,7 +350,7 @@ static char *kdb_read(char *buffer, size_t bufsize)
}
kdb_printf("\n");
for (i = 0; i < count; i++) {
- if (kallsyms_symbol_next(p_tmp, i) < 0)
+ if (WARN_ON(!kallsyms_symbol_next(p_tmp, i)))
break;
kdb_printf("%s ", p_tmp);
*(p_tmp + len) = '\0';
diff --git a/kernel/jump_label.c b/kernel/jump_label.c
index 0bf2e8f5244a..7c3774ac1d51 100644
--- a/kernel/jump_label.c
+++ b/kernel/jump_label.c
@@ -769,7 +769,7 @@ static __init int jump_label_test(void)
return 0;
}
-late_initcall(jump_label_test);
+early_initcall(jump_label_test);
#endif /* STATIC_KEYS_SELFTEST */
#endif /* HAVE_JUMP_LABEL */
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index d9c31bc2eaea..56aca862c4f5 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -1822,7 +1822,7 @@ static struct ctl_table fs_table[] = {
{
.procname = "pipe-max-size",
.data = &pipe_max_size,
- .maxlen = sizeof(int),
+ .maxlen = sizeof(pipe_max_size),
.mode = 0644,
.proc_handler = &pipe_proc_fn,
.extra1 = &pipe_min_size,
diff --git a/lib/asn1_decoder.c b/lib/asn1_decoder.c
index 1ef0cec38d78..dc14beae2c9a 100644
--- a/lib/asn1_decoder.c
+++ b/lib/asn1_decoder.c
@@ -313,42 +313,47 @@ int asn1_ber_decoder(const struct asn1_decoder *decoder,
/* Decide how to handle the operation */
switch (op) {
- case ASN1_OP_MATCH_ANY_ACT:
- case ASN1_OP_MATCH_ANY_ACT_OR_SKIP:
- case ASN1_OP_COND_MATCH_ANY_ACT:
- case ASN1_OP_COND_MATCH_ANY_ACT_OR_SKIP:
- ret = actions[machine[pc + 1]](context, hdr, tag, data + dp, len);
- if (ret < 0)
- return ret;
- goto skip_data;
-
- case ASN1_OP_MATCH_ACT:
- case ASN1_OP_MATCH_ACT_OR_SKIP:
- case ASN1_OP_COND_MATCH_ACT_OR_SKIP:
- ret = actions[machine[pc + 2]](context, hdr, tag, data + dp, len);
- if (ret < 0)
- return ret;
- goto skip_data;
-
case ASN1_OP_MATCH:
case ASN1_OP_MATCH_OR_SKIP:
+ case ASN1_OP_MATCH_ACT:
+ case ASN1_OP_MATCH_ACT_OR_SKIP:
case ASN1_OP_MATCH_ANY:
case ASN1_OP_MATCH_ANY_OR_SKIP:
+ case ASN1_OP_MATCH_ANY_ACT:
+ case ASN1_OP_MATCH_ANY_ACT_OR_SKIP:
case ASN1_OP_COND_MATCH_OR_SKIP:
+ case ASN1_OP_COND_MATCH_ACT_OR_SKIP:
case ASN1_OP_COND_MATCH_ANY:
case ASN1_OP_COND_MATCH_ANY_OR_SKIP:
- skip_data:
+ case ASN1_OP_COND_MATCH_ANY_ACT:
+ case ASN1_OP_COND_MATCH_ANY_ACT_OR_SKIP:
+
if (!(flags & FLAG_CONS)) {
if (flags & FLAG_INDEFINITE_LENGTH) {
+ size_t tmp = dp;
+
ret = asn1_find_indefinite_length(
- data, datalen, &dp, &len, &errmsg);
+ data, datalen, &tmp, &len, &errmsg);
if (ret < 0)
goto error;
- } else {
- dp += len;
}
pr_debug("- LEAF: %zu\n", len);
}
+
+ if (op & ASN1_OP_MATCH__ACT) {
+ unsigned char act;
+
+ if (op & ASN1_OP_MATCH__ANY)
+ act = machine[pc + 1];
+ else
+ act = machine[pc + 2];
+ ret = actions[act](context, hdr, tag, data + dp, len);
+ if (ret < 0)
+ return ret;
+ }
+
+ if (!(flags & FLAG_CONS))
+ dp += len;
pc += asn1_op_lengths[op];
goto next_op;
@@ -434,6 +439,8 @@ int asn1_ber_decoder(const struct asn1_decoder *decoder,
else
act = machine[pc + 1];
ret = actions[act](context, hdr, 0, data + tdp, len);
+ if (ret < 0)
+ return ret;
}
pc += asn1_op_lengths[op];
goto next_op;
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index da796e2dc4f5..c7c96bc7654a 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -360,6 +360,10 @@ static int ddebug_parse_query(char *words[], int nwords,
if (parse_lineno(last, &query->last_lineno) < 0)
return -EINVAL;
+ /* special case for last lineno not specified */
+ if (query->last_lineno == 0)
+ query->last_lineno = UINT_MAX;
+
if (query->last_lineno < query->first_lineno) {
pr_err("last-line:%d < 1st-line:%d\n",
query->last_lineno,
diff --git a/lib/genalloc.c b/lib/genalloc.c
index 144fe6b1a03e..ca06adc4f445 100644
--- a/lib/genalloc.c
+++ b/lib/genalloc.c
@@ -194,7 +194,7 @@ int gen_pool_add_virt(struct gen_pool *pool, unsigned long virt, phys_addr_t phy
chunk->phys_addr = phys;
chunk->start_addr = virt;
chunk->end_addr = virt + size - 1;
- atomic_set(&chunk->avail, size);
+ atomic_long_set(&chunk->avail, size);
spin_lock(&pool->lock);
list_add_rcu(&chunk->next_chunk, &pool->chunks);
@@ -304,7 +304,7 @@ unsigned long gen_pool_alloc_algo(struct gen_pool *pool, size_t size,
nbits = (size + (1UL << order) - 1) >> order;
rcu_read_lock();
list_for_each_entry_rcu(chunk, &pool->chunks, next_chunk) {
- if (size > atomic_read(&chunk->avail))
+ if (size > atomic_long_read(&chunk->avail))
continue;
start_bit = 0;
@@ -324,7 +324,7 @@ unsigned long gen_pool_alloc_algo(struct gen_pool *pool, size_t size,
addr = chunk->start_addr + ((unsigned long)start_bit << order);
size = nbits << order;
- atomic_sub(size, &chunk->avail);
+ atomic_long_sub(size, &chunk->avail);
break;
}
rcu_read_unlock();
@@ -390,7 +390,7 @@ void gen_pool_free(struct gen_pool *pool, unsigned long addr, size_t size)
remain = bitmap_clear_ll(chunk->bits, start_bit, nbits);
BUG_ON(remain);
size = nbits << order;
- atomic_add(size, &chunk->avail);
+ atomic_long_add(size, &chunk->avail);
rcu_read_unlock();
return;
}
@@ -464,7 +464,7 @@ size_t gen_pool_avail(struct gen_pool *pool)
rcu_read_lock();
list_for_each_entry_rcu(chunk, &pool->chunks, next_chunk)
- avail += atomic_read(&chunk->avail);
+ avail += atomic_long_read(&chunk->avail);
rcu_read_unlock();
return avail;
}
diff --git a/mm/slub.c b/mm/slub.c
index 1efbb8123037..8e1c027a30f4 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -5704,6 +5704,10 @@ static int sysfs_slab_add(struct kmem_cache *s)
return 0;
}
+ if (!unmergeable && disable_higher_order_debug &&
+ (slub_debug & DEBUG_METADATA_FLAGS))
+ unmergeable = 1;
+
if (unmergeable) {
/*
* Slabcache can never be merged so we can use the name proper.
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 7c38e850a8fc..685049a9048d 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -1349,7 +1349,7 @@ void *zs_map_object(struct zs_pool *pool, unsigned long handle,
* pools/users, we can't allow mapping in interrupt context
* because it can corrupt another users mappings.
*/
- WARN_ON_ONCE(in_interrupt());
+ BUG_ON(in_interrupt());
/* From now on, migration cannot move the object */
pin_tag(handle);
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 3d9f1c2f81c5..647cfc972bde 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -651,9 +651,12 @@ static void update_or_create_fnhe(struct fib_nh *nh, __be32 daddr, __be32 gw,
struct fnhe_hash_bucket *hash;
struct fib_nh_exception *fnhe;
struct rtable *rt;
+ u32 genid, hval;
unsigned int i;
int depth;
- u32 hval = fnhe_hashfun(daddr);
+
+ genid = fnhe_genid(dev_net(nh->nh_dev));
+ hval = fnhe_hashfun(daddr);
spin_lock_bh(&fnhe_lock);
@@ -676,12 +679,13 @@ static void update_or_create_fnhe(struct fib_nh *nh, __be32 daddr, __be32 gw,
}
if (fnhe) {
+ if (fnhe->fnhe_genid != genid)
+ fnhe->fnhe_genid = genid;
if (gw)
fnhe->fnhe_gw = gw;
- if (pmtu) {
+ if (pmtu)
fnhe->fnhe_pmtu = pmtu;
- fnhe->fnhe_expires = max(1UL, expires);
- }
+ fnhe->fnhe_expires = max(1UL, expires);
/* Update all cached dsts too */
rt = rcu_dereference(fnhe->fnhe_rth_input);
if (rt)
@@ -700,7 +704,7 @@ static void update_or_create_fnhe(struct fib_nh *nh, __be32 daddr, __be32 gw,
fnhe->fnhe_next = hash->chain;
rcu_assign_pointer(hash->chain, fnhe);
}
- fnhe->fnhe_genid = fnhe_genid(dev_net(nh->nh_dev));
+ fnhe->fnhe_genid = genid;
fnhe->fnhe_daddr = daddr;
fnhe->fnhe_gw = gw;
fnhe->fnhe_pmtu = pmtu;
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 59c121b932ac..5d6bee070871 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -461,7 +461,7 @@ static int ip6gre_rcv(struct sk_buff *skb, const struct tnl_ptk_info *tpi)
&ipv6h->saddr, &ipv6h->daddr, tpi->key,
tpi->proto);
if (tunnel) {
- ip6_tnl_rcv(tunnel, skb, tpi, NULL, false);
+ ip6_tnl_rcv(tunnel, skb, tpi, NULL, log_ecn_error);
return PACKET_RCVD;
}
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 6f45d1713452..14c28fbfe6b8 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -83,8 +83,8 @@
/* Forward declarations for internal helper functions. */
static int sctp_writeable(struct sock *sk);
static void sctp_wfree(struct sk_buff *skb);
-static int sctp_wait_for_sndbuf(struct sctp_association *, long *timeo_p,
- size_t msg_len);
+static int sctp_wait_for_sndbuf(struct sctp_association *asoc, long *timeo_p,
+ size_t msg_len, struct sock **orig_sk);
static int sctp_wait_for_packet(struct sock *sk, int *err, long *timeo_p);
static int sctp_wait_for_connect(struct sctp_association *, long *timeo_p);
static int sctp_wait_for_accept(struct sock *sk, long timeo);
@@ -1962,9 +1962,16 @@ static int sctp_sendmsg(struct sock *sk, struct msghdr *msg, size_t msg_len)
timeo = sock_sndtimeo(sk, msg->msg_flags & MSG_DONTWAIT);
if (!sctp_wspace(asoc)) {
- err = sctp_wait_for_sndbuf(asoc, &timeo, msg_len);
- if (err)
+ /* sk can be changed by peel off when waiting for buf. */
+ err = sctp_wait_for_sndbuf(asoc, &timeo, msg_len, &sk);
+ if (err) {
+ if (err == -ESRCH) {
+ /* asoc is already dead. */
+ new_asoc = NULL;
+ err = -EPIPE;
+ }
goto out_free;
+ }
}
/* If an address is passed with the sendto/sendmsg call, it is used
@@ -4943,12 +4950,6 @@ int sctp_do_peeloff(struct sock *sk, sctp_assoc_t id, struct socket **sockp)
if (!asoc)
return -EINVAL;
- /* If there is a thread waiting on more sndbuf space for
- * sending on this asoc, it cannot be peeled.
- */
- if (waitqueue_active(&asoc->wait))
- return -EBUSY;
-
/* An association cannot be branched off from an already peeled-off
* socket, nor is this supported for tcp style sockets.
*/
@@ -7822,7 +7823,7 @@ void sctp_sock_rfree(struct sk_buff *skb)
/* Helper function to wait for space in the sndbuf. */
static int sctp_wait_for_sndbuf(struct sctp_association *asoc, long *timeo_p,
- size_t msg_len)
+ size_t msg_len, struct sock **orig_sk)
{
struct sock *sk = asoc->base.sk;
int err = 0;
@@ -7839,10 +7840,11 @@ static int sctp_wait_for_sndbuf(struct sctp_association *asoc, long *timeo_p,
for (;;) {
prepare_to_wait_exclusive(&asoc->wait, &wait,
TASK_INTERRUPTIBLE);
+ if (asoc->base.dead)
+ goto do_dead;
if (!*timeo_p)
goto do_nonblock;
- if (sk->sk_err || asoc->state >= SCTP_STATE_SHUTDOWN_PENDING ||
- asoc->base.dead)
+ if (sk->sk_err || asoc->state >= SCTP_STATE_SHUTDOWN_PENDING)
goto do_error;
if (signal_pending(current))
goto do_interrupted;
@@ -7855,11 +7857,17 @@ static int sctp_wait_for_sndbuf(struct sctp_association *asoc, long *timeo_p,
release_sock(sk);
current_timeo = schedule_timeout(current_timeo);
lock_sock(sk);
+ if (sk != asoc->base.sk) {
+ release_sock(sk);
+ sk = asoc->base.sk;
+ lock_sock(sk);
+ }
*timeo_p = current_timeo;
}
out:
+ *orig_sk = sk;
finish_wait(&asoc->wait, &wait);
/* Release the association's refcnt. */
@@ -7867,6 +7875,10 @@ static int sctp_wait_for_sndbuf(struct sctp_association *asoc, long *timeo_p,
return err;
+do_dead:
+ err = -ESRCH;
+ goto out;
+
do_error:
err = -EPIPE;
goto out;
diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c
index 413e3868fbf3..7166e7ecbe86 100644
--- a/net/smc/smc_core.c
+++ b/net/smc/smc_core.c
@@ -571,7 +571,7 @@ static int __smc_buf_create(struct smc_sock *smc, bool is_rmb)
/* use socket send buffer size (w/o overhead) as start value */
sk_buf_size = smc->sk.sk_sndbuf / 2;
- for (bufsize_short = smc_compress_bufsize(smc->sk.sk_sndbuf / 2);
+ for (bufsize_short = smc_compress_bufsize(sk_buf_size);
bufsize_short >= 0; bufsize_short--) {
if (is_rmb) {
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index 0cc83839c13c..f9db5fe52d36 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -274,10 +274,9 @@ static inline void rpc_task_set_debuginfo(struct rpc_task *task)
static void rpc_set_active(struct rpc_task *task)
{
- trace_rpc_task_begin(task->tk_client, task, NULL);
-
rpc_task_set_debuginfo(task);
set_bit(RPC_TASK_ACTIVE, &task->tk_runstate);
+ trace_rpc_task_begin(task->tk_client, task, NULL);
}
/*
diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index 7d80040a37b6..f00383a37622 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -219,7 +219,7 @@ static int tls_do_encryption(struct tls_context *tls_ctx,
struct aead_request *aead_req;
int rc;
- aead_req = kmalloc(req_size, flags);
+ aead_req = kzalloc(req_size, flags);
if (!aead_req)
return -ENOMEM;
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 6eb228a70131..2a6093840e7e 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1306,6 +1306,7 @@ static struct xfrm_policy *clone_policy(const struct xfrm_policy *old, int dir)
newp->xfrm_nr = old->xfrm_nr;
newp->index = old->index;
newp->type = old->type;
+ newp->family = old->family;
memcpy(newp->xfrm_vec, old->xfrm_vec,
newp->xfrm_nr*sizeof(struct xfrm_tmpl));
spin_lock_bh(&net->xfrm.xfrm_policy_lock);
diff --git a/scripts/coccicheck b/scripts/coccicheck
index 28ad1feff9e1..dda283aba96b 100755
--- a/scripts/coccicheck
+++ b/scripts/coccicheck
@@ -30,12 +30,6 @@ else
VERBOSE=0
fi
-if [ -z "$J" ]; then
- NPROC=$(getconf _NPROCESSORS_ONLN)
-else
- NPROC="$J"
-fi
-
FLAGS="--very-quiet"
# You can use SPFLAGS to append extra arguments to coccicheck or override any
@@ -70,6 +64,9 @@ if [ "$C" = "1" -o "$C" = "2" ]; then
# Take only the last argument, which is the C file to test
shift $(( $# - 1 ))
OPTIONS="$COCCIINCLUDE $1"
+
+ # No need to parallelize Coccinelle since this mode takes one input file.
+ NPROC=1
else
ONLINE=0
if [ "$KBUILD_EXTMOD" = "" ] ; then
@@ -77,6 +74,12 @@ else
else
OPTIONS="--dir $KBUILD_EXTMOD $COCCIINCLUDE"
fi
+
+ if [ -z "$J" ]; then
+ NPROC=$(getconf _NPROCESSORS_ONLN)
+ else
+ NPROC="$J"
+ fi
fi
if [ "$KBUILD_EXTMOD" != "" ] ; then
diff --git a/scripts/package/Makefile b/scripts/package/Makefile
index 73f9f3192b9f..34de8b953ecf 100644
--- a/scripts/package/Makefile
+++ b/scripts/package/Makefile
@@ -39,10 +39,9 @@ if test "$(objtree)" != "$(srctree)"; then \
false; \
fi ; \
$(srctree)/scripts/setlocalversion --save-scmversion; \
-ln -sf $(srctree) $(2); \
tar -cz $(RCS_TAR_IGNORE) -f $(2).tar.gz \
- $(addprefix $(2)/,$(TAR_CONTENT) $(3)); \
-rm -f $(2) $(objtree)/.scmversion
+ --transform 's:^:$(2)/:S' $(TAR_CONTENT) $(3); \
+rm -f $(objtree)/.scmversion
# rpm-pkg
# ---------------------------------------------------------------------------
@@ -50,7 +49,7 @@ rpm-pkg rpm: FORCE
$(MAKE) clean
$(CONFIG_SHELL) $(MKSPEC) >$(objtree)/kernel.spec
$(call cmd,src_tar,$(KERNELPATH),kernel.spec)
- rpmbuild $(RPMOPTS) --target $(UTS_MACHINE) -ta $(KERNELPATH).tar.gz
+ +rpmbuild $(RPMOPTS) --target $(UTS_MACHINE) -ta $(KERNELPATH).tar.gz
rm $(KERNELPATH).tar.gz kernel.spec
# binrpm-pkg
@@ -58,7 +57,7 @@ rpm-pkg rpm: FORCE
binrpm-pkg: FORCE
$(MAKE) KBUILD_SRC=
$(CONFIG_SHELL) $(MKSPEC) prebuilt > $(objtree)/binkernel.spec
- rpmbuild $(RPMOPTS) --define "_builddir $(objtree)" --target \
+ +rpmbuild $(RPMOPTS) --define "_builddir $(objtree)" --target \
$(UTS_MACHINE) -bb $(objtree)/binkernel.spec
rm binkernel.spec
diff --git a/security/apparmor/policy.c b/security/apparmor/policy.c
index 4243b0c3f0e4..586b249d3b46 100644
--- a/security/apparmor/policy.c
+++ b/security/apparmor/policy.c
@@ -502,7 +502,7 @@ struct aa_profile *aa_new_null_profile(struct aa_profile *parent, bool hat,
{
struct aa_profile *p, *profile;
const char *bname;
- char *name;
+ char *name = NULL;
AA_BUG(!parent);
@@ -562,6 +562,7 @@ struct aa_profile *aa_new_null_profile(struct aa_profile *parent, bool hat,
return profile;
fail:
+ kfree(name);
aa_free_profile(profile);
return NULL;
}
diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c
index 76d22f726ae4..1ffe60bb2845 100644
--- a/security/keys/keyctl.c
+++ b/security/keys/keyctl.c
@@ -1588,9 +1588,8 @@ long keyctl_session_to_parent(void)
* The caller must have Setattr permission to change keyring restrictions.
*
* The requested type name may be a NULL pointer to reject all attempts
- * to link to the keyring. If _type is non-NULL, _restriction can be
- * NULL or a pointer to a string describing the restriction. If _type is
- * NULL, _restriction must also be NULL.
+ * to link to the keyring. In this case, _restriction must also be NULL.
+ * Otherwise, both _type and _restriction must be non-NULL.
*
* Returns 0 if successful.
*/
@@ -1598,7 +1597,6 @@ long keyctl_restrict_keyring(key_serial_t id, const char __user *_type,
const char __user *_restriction)
{
key_ref_t key_ref;
- bool link_reject = !_type;
char type[32];
char *restriction = NULL;
long ret;
@@ -1607,31 +1605,29 @@ long keyctl_restrict_keyring(key_serial_t id, const char __user *_type,
if (IS_ERR(key_ref))
return PTR_ERR(key_ref);
+ ret = -EINVAL;
if (_type) {
- ret = key_get_type_from_user(type, _type, sizeof(type));
- if (ret < 0)
+ if (!_restriction)
goto error;
- }
- if (_restriction) {
- if (!_type) {
- ret = -EINVAL;
+ ret = key_get_type_from_user(type, _type, sizeof(type));
+ if (ret < 0)
goto error;
- }
restriction = strndup_user(_restriction, PAGE_SIZE);
if (IS_ERR(restriction)) {
ret = PTR_ERR(restriction);
goto error;
}
+ } else {
+ if (_restriction)
+ goto error;
}
- ret = keyring_restrict(key_ref, link_reject ? NULL : type, restriction);
+ ret = keyring_restrict(key_ref, _type ? type : NULL, restriction);
kfree(restriction);
-
error:
key_ref_put(key_ref);
-
return ret;
}
diff --git a/security/keys/request_key.c b/security/keys/request_key.c
index e8036cd0ad54..7dc741382154 100644
--- a/security/keys/request_key.c
+++ b/security/keys/request_key.c
@@ -251,11 +251,12 @@ static int construct_key(struct key *key, const void *callout_info,
* The keyring selected is returned with an extra reference upon it which the
* caller must release.
*/
-static void construct_get_dest_keyring(struct key **_dest_keyring)
+static int construct_get_dest_keyring(struct key **_dest_keyring)
{
struct request_key_auth *rka;
const struct cred *cred = current_cred();
struct key *dest_keyring = *_dest_keyring, *authkey;
+ int ret;
kenter("%p", dest_keyring);
@@ -264,6 +265,8 @@ static void construct_get_dest_keyring(struct key **_dest_keyring)
/* the caller supplied one */
key_get(dest_keyring);
} else {
+ bool do_perm_check = true;
+
/* use a default keyring; falling through the cases until we
* find one that we actually have */
switch (cred->jit_keyring) {
@@ -278,8 +281,10 @@ static void construct_get_dest_keyring(struct key **_dest_keyring)
dest_keyring =
key_get(rka->dest_keyring);
up_read(&authkey->sem);
- if (dest_keyring)
+ if (dest_keyring) {
+ do_perm_check = false;
break;
+ }
}
case KEY_REQKEY_DEFL_THREAD_KEYRING:
@@ -314,11 +319,29 @@ static void construct_get_dest_keyring(struct key **_dest_keyring)
default:
BUG();
}
+
+ /*
+ * Require Write permission on the keyring. This is essential
+ * because the default keyring may be the session keyring, and
+ * joining a keyring only requires Search permission.
+ *
+ * However, this check is skipped for the "requestor keyring" so
+ * that /sbin/request-key can itself use request_key() to add
+ * keys to the original requestor's destination keyring.
+ */
+ if (dest_keyring && do_perm_check) {
+ ret = key_permission(make_key_ref(dest_keyring, 1),
+ KEY_NEED_WRITE);
+ if (ret) {
+ key_put(dest_keyring);
+ return ret;
+ }
+ }
}
*_dest_keyring = dest_keyring;
kleave(" [dk %d]", key_serial(dest_keyring));
- return;
+ return 0;
}
/*
@@ -444,11 +467,15 @@ static struct key *construct_key_and_link(struct keyring_search_context *ctx,
if (ctx->index_key.type == &key_type_keyring)
return ERR_PTR(-EPERM);
- user = key_user_lookup(current_fsuid());
- if (!user)
- return ERR_PTR(-ENOMEM);
+ ret = construct_get_dest_keyring(&dest_keyring);
+ if (ret)
+ goto error;
- construct_get_dest_keyring(&dest_keyring);
+ user = key_user_lookup(current_fsuid());
+ if (!user) {
+ ret = -ENOMEM;
+ goto error_put_dest_keyring;
+ }
ret = construct_alloc_key(ctx, dest_keyring, flags, user, &key);
key_user_put(user);
@@ -463,7 +490,7 @@ static struct key *construct_key_and_link(struct keyring_search_context *ctx,
} else if (ret == -EINPROGRESS) {
ret = 0;
} else {
- goto couldnt_alloc_key;
+ goto error_put_dest_keyring;
}
key_put(dest_keyring);
@@ -473,8 +500,9 @@ static struct key *construct_key_and_link(struct keyring_search_context *ctx,
construction_failed:
key_negate_and_link(key, key_negative_timeout, NULL, NULL);
key_put(key);
-couldnt_alloc_key:
+error_put_dest_keyring:
key_put(dest_keyring);
+error:
kleave(" = %d", ret);
return ERR_PTR(ret);
}
diff --git a/sound/core/pcm.c b/sound/core/pcm.c
index 7eadb7fd8074..7fea724d093a 100644
--- a/sound/core/pcm.c
+++ b/sound/core/pcm.c
@@ -153,7 +153,9 @@ static int snd_pcm_control_ioctl(struct snd_card *card,
err = -ENXIO;
goto _error;
}
+ mutex_lock(&pcm->open_mutex);
err = snd_pcm_info_user(substream, info);
+ mutex_unlock(&pcm->open_mutex);
_error:
mutex_unlock(®ister_mutex);
return err;
diff --git a/sound/core/seq/seq_timer.c b/sound/core/seq/seq_timer.c
index 37d9cfbc29f9..b80985fbc334 100644
--- a/sound/core/seq/seq_timer.c
+++ b/sound/core/seq/seq_timer.c
@@ -355,7 +355,7 @@ static int initialize_timer(struct snd_seq_timer *tmr)
unsigned long freq;
t = tmr->timeri->timer;
- if (snd_BUG_ON(!t))
+ if (!t)
return -EINVAL;
freq = tmr->preferred_resolution;
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 7c39114d124f..b076386c8952 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -330,6 +330,7 @@ static void alc_fill_eapd_coef(struct hda_codec *codec)
case 0x10ec0236:
case 0x10ec0255:
case 0x10ec0256:
+ case 0x10ec0257:
case 0x10ec0282:
case 0x10ec0283:
case 0x10ec0286:
@@ -2749,6 +2750,7 @@ enum {
ALC269_TYPE_ALC298,
ALC269_TYPE_ALC255,
ALC269_TYPE_ALC256,
+ ALC269_TYPE_ALC257,
ALC269_TYPE_ALC215,
ALC269_TYPE_ALC225,
ALC269_TYPE_ALC294,
@@ -2782,6 +2784,7 @@ static int alc269_parse_auto_config(struct hda_codec *codec)
case ALC269_TYPE_ALC298:
case ALC269_TYPE_ALC255:
case ALC269_TYPE_ALC256:
+ case ALC269_TYPE_ALC257:
case ALC269_TYPE_ALC215:
case ALC269_TYPE_ALC225:
case ALC269_TYPE_ALC294:
@@ -6839,6 +6842,10 @@ static int patch_alc269(struct hda_codec *codec)
spec->gen.mixer_nid = 0; /* ALC256 does not have any loopback mixer path */
alc_update_coef_idx(codec, 0x36, 1 << 13, 1 << 5); /* Switch pcbeep path to Line in path*/
break;
+ case 0x10ec0257:
+ spec->codec_variant = ALC269_TYPE_ALC257;
+ spec->gen.mixer_nid = 0;
+ break;
case 0x10ec0215:
case 0x10ec0285:
case 0x10ec0289:
@@ -7886,6 +7893,7 @@ static const struct hda_device_id snd_hda_id_realtek[] = {
HDA_CODEC_ENTRY(0x10ec0236, "ALC236", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0255, "ALC255", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0256, "ALC256", patch_alc269),
+ HDA_CODEC_ENTRY(0x10ec0257, "ALC257", patch_alc269),
HDA_CODEC_ENTRY(0x10ec0260, "ALC260", patch_alc260),
HDA_CODEC_ENTRY(0x10ec0262, "ALC262", patch_alc262),
HDA_CODEC_ENTRY(0x10ec0267, "ALC267", patch_alc268),
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 2b835cca41b1..4fde4f8d4444 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -204,6 +204,10 @@ static int snd_usb_copy_string_desc(struct mixer_build *state,
int index, char *buf, int maxlen)
{
int len = usb_string(state->chip->dev, index, buf, maxlen - 1);
+
+ if (len < 0)
+ return 0;
+
buf[len] = 0;
return len;
}
@@ -2174,13 +2178,14 @@ static int parse_audio_selector_unit(struct mixer_build *state, int unitid,
if (len)
;
else if (nameid)
- snd_usb_copy_string_desc(state, nameid, kctl->id.name,
+ len = snd_usb_copy_string_desc(state, nameid, kctl->id.name,
sizeof(kctl->id.name));
- else {
+ else
len = get_term_name(state, &state->oterm,
kctl->id.name, sizeof(kctl->id.name), 0);
- if (!len)
- strlcpy(kctl->id.name, "USB", sizeof(kctl->id.name));
+
+ if (!len) {
+ strlcpy(kctl->id.name, "USB", sizeof(kctl->id.name));
if (desc->bDescriptorSubtype == UAC2_CLOCK_SELECTOR)
append_ctl_name(kctl, " Clock Source");
diff --git a/tools/hv/hv_kvp_daemon.c b/tools/hv/hv_kvp_daemon.c
index eaa3bec273c8..4c99c57736ce 100644
--- a/tools/hv/hv_kvp_daemon.c
+++ b/tools/hv/hv_kvp_daemon.c
@@ -193,11 +193,14 @@ static void kvp_update_mem_state(int pool)
for (;;) {
readp = &record[records_read];
records_read += fread(readp, sizeof(struct kvp_record),
- ENTRIES_PER_BLOCK * num_blocks,
- filep);
+ ENTRIES_PER_BLOCK * num_blocks - records_read,
+ filep);
if (ferror(filep)) {
- syslog(LOG_ERR, "Failed to read file, pool: %d", pool);
+ syslog(LOG_ERR,
+ "Failed to read file, pool: %d; error: %d %s",
+ pool, errno, strerror(errno));
+ kvp_release_lock(pool);
exit(EXIT_FAILURE);
}
@@ -210,6 +213,7 @@ static void kvp_update_mem_state(int pool)
if (record == NULL) {
syslog(LOG_ERR, "malloc failed");
+ kvp_release_lock(pool);
exit(EXIT_FAILURE);
}
continue;
@@ -224,15 +228,11 @@ static void kvp_update_mem_state(int pool)
fclose(filep);
kvp_release_lock(pool);
}
+
static int kvp_file_init(void)
{
int fd;
- FILE *filep;
- size_t records_read;
char *fname;
- struct kvp_record *record;
- struct kvp_record *readp;
- int num_blocks;
int i;
int alloc_unit = sizeof(struct kvp_record) * ENTRIES_PER_BLOCK;
@@ -246,61 +246,19 @@ static int kvp_file_init(void)
for (i = 0; i < KVP_POOL_COUNT; i++) {
fname = kvp_file_info[i].fname;
- records_read = 0;
- num_blocks = 1;
sprintf(fname, "%s/.kvp_pool_%d", KVP_CONFIG_LOC, i);
fd = open(fname, O_RDWR | O_CREAT | O_CLOEXEC, 0644 /* rw-r--r-- */);
if (fd == -1)
return 1;
-
- filep = fopen(fname, "re");
- if (!filep) {
- close(fd);
- return 1;
- }
-
- record = malloc(alloc_unit * num_blocks);
- if (record == NULL) {
- fclose(filep);
- close(fd);
- return 1;
- }
- for (;;) {
- readp = &record[records_read];
- records_read += fread(readp, sizeof(struct kvp_record),
- ENTRIES_PER_BLOCK,
- filep);
-
- if (ferror(filep)) {
- syslog(LOG_ERR, "Failed to read file, pool: %d",
- i);
- exit(EXIT_FAILURE);
- }
-
- if (!feof(filep)) {
- /*
- * We have more data to read.
- */
- num_blocks++;
- record = realloc(record, alloc_unit *
- num_blocks);
- if (record == NULL) {
- fclose(filep);
- close(fd);
- return 1;
- }
- continue;
- }
- break;
- }
kvp_file_info[i].fd = fd;
- kvp_file_info[i].num_blocks = num_blocks;
- kvp_file_info[i].records = record;
- kvp_file_info[i].num_records = records_read;
- fclose(filep);
-
+ kvp_file_info[i].num_blocks = 1;
+ kvp_file_info[i].records = malloc(alloc_unit);
+ if (kvp_file_info[i].records == NULL)
+ return 1;
+ kvp_file_info[i].num_records = 0;
+ kvp_update_mem_state(i);
}
return 0;
diff --git a/tools/testing/selftests/x86/mpx-hw.h b/tools/testing/selftests/x86/mpx-hw.h
index 3f0093911f03..d1b61ab870f8 100644
--- a/tools/testing/selftests/x86/mpx-hw.h
+++ b/tools/testing/selftests/x86/mpx-hw.h
@@ -52,14 +52,14 @@
struct mpx_bd_entry {
union {
char x[MPX_BOUNDS_DIR_ENTRY_SIZE_BYTES];
- void *contents[1];
+ void *contents[0];
};
} __attribute__((packed));
struct mpx_bt_entry {
union {
char x[MPX_BOUNDS_TABLE_ENTRY_SIZE_BYTES];
- unsigned long contents[1];
+ unsigned long contents[0];
};
} __attribute__((packed));
diff --git a/virt/kvm/arm/hyp/vgic-v2-sr.c b/virt/kvm/arm/hyp/vgic-v2-sr.c
index a3f18d362366..d7fd46fe9efb 100644
--- a/virt/kvm/arm/hyp/vgic-v2-sr.c
+++ b/virt/kvm/arm/hyp/vgic-v2-sr.c
@@ -34,11 +34,7 @@ static void __hyp_text save_elrsr(struct kvm_vcpu *vcpu, void __iomem *base)
else
elrsr1 = 0;
-#ifdef CONFIG_CPU_BIG_ENDIAN
- cpu_if->vgic_elrsr = ((u64)elrsr0 << 32) | elrsr1;
-#else
cpu_if->vgic_elrsr = ((u64)elrsr1 << 32) | elrsr0;
-#endif
}
static void __hyp_text save_lrs(struct kvm_vcpu *vcpu, void __iomem *base)
diff --git a/virt/kvm/arm/vgic/vgic-irqfd.c b/virt/kvm/arm/vgic/vgic-irqfd.c
index b7baf581611a..99e026d2dade 100644
--- a/virt/kvm/arm/vgic/vgic-irqfd.c
+++ b/virt/kvm/arm/vgic/vgic-irqfd.c
@@ -112,8 +112,7 @@ int kvm_vgic_setup_default_irq_routing(struct kvm *kvm)
u32 nr = dist->nr_spis;
int i, ret;
- entries = kcalloc(nr, sizeof(struct kvm_kernel_irq_routing_entry),
- GFP_KERNEL);
+ entries = kcalloc(nr, sizeof(*entries), GFP_KERNEL);
if (!entries)
return -ENOMEM;
diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c
index 547f12dc4d54..3108e07526af 100644
--- a/virt/kvm/arm/vgic/vgic-its.c
+++ b/virt/kvm/arm/vgic/vgic-its.c
@@ -775,6 +775,8 @@ static int vgic_its_alloc_collection(struct vgic_its *its,
return E_ITS_MAPC_COLLECTION_OOR;
collection = kzalloc(sizeof(*collection), GFP_KERNEL);
+ if (!collection)
+ return -ENOMEM;
collection->collection_id = coll_id;
collection->target_addr = COLLECTION_NOT_MAPPED;
diff --git a/virt/kvm/arm/vgic/vgic-v3.c b/virt/kvm/arm/vgic/vgic-v3.c
index 96ea597db0e7..502f2100e7bf 100644
--- a/virt/kvm/arm/vgic/vgic-v3.c
+++ b/virt/kvm/arm/vgic/vgic-v3.c
@@ -324,13 +324,13 @@ int vgic_v3_save_pending_tables(struct kvm *kvm)
int last_byte_offset = -1;
struct vgic_irq *irq;
int ret;
+ u8 val;
list_for_each_entry(irq, &dist->lpi_list_head, lpi_list) {
int byte_offset, bit_nr;
struct kvm_vcpu *vcpu;
gpa_t pendbase, ptr;
bool stored;
- u8 val;
vcpu = irq->target_vcpu;
if (!vcpu)
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 9deb5a245b83..484e8820c382 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -136,6 +136,11 @@ static void kvm_uevent_notify_change(unsigned int type, struct kvm *kvm);
static unsigned long long kvm_createvm_count;
static unsigned long long kvm_active_vms;
+__weak void kvm_arch_mmu_notifier_invalidate_range(struct kvm *kvm,
+ unsigned long start, unsigned long end)
+{
+}
+
bool kvm_is_reserved_pfn(kvm_pfn_t pfn)
{
if (pfn_valid(pfn))
@@ -361,6 +366,9 @@ static void kvm_mmu_notifier_invalidate_range_start(struct mmu_notifier *mn,
kvm_flush_remote_tlbs(kvm);
spin_unlock(&kvm->mmu_lock);
+
+ kvm_arch_mmu_notifier_invalidate_range(kvm, start, end);
+
srcu_read_unlock(&kvm->srcu, idx);
}
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