Re: [3.8.y.z extended stable] Linux 3.8.13.7
From: Kamal Mostafa
Date: Wed Aug 21 2013 - 16:54:56 EST
diff --git a/Makefile b/Makefile
index 45ac2bc..c4c40da 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 8
SUBLEVEL = 13
-EXTRAVERSION = .6
+EXTRAVERSION = .7
NAME = Remoralised Urchins Update
# *DOCUMENTATION*
diff --git a/arch/Kconfig b/arch/Kconfig
index 7f8f281..acb6d03 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -373,4 +373,10 @@ config CLONE_BACKWARDS2
help
Architecture has the first two arguments of clone(2) swapped.
+config CLONE_BACKWARDS3
+ bool
+ help
+ Architecture has tls passed as the 3rd argument of clone(2),
+ not the 5th one.
+
source "kernel/gcov/Kconfig"
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 613f3a6..5c037b9 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -17,7 +17,6 @@ config ARM
select GENERIC_STRNCPY_FROM_USER
select GENERIC_STRNLEN_USER
select HARDIRQS_SW_RESEND
- select HAVE_AOUT
select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL
select HAVE_ARCH_KGDB
select HAVE_ARCH_SECCOMP_FILTER
@@ -190,7 +189,8 @@ config VECTORS_BASE
default DRAM_BASE if REMAP_VECTORS_TO_RAM
default 0x00000000
help
- The base address of exception vectors.
+ The base address of exception vectors. This must be two pages
+ in size.
config ARM_PATCH_PHYS_VIRT
bool "Patch physical to virtual translations at runtime" if EMBEDDED
diff --git a/arch/arm/include/asm/a.out-core.h b/arch/arm/include/asm/a.out-core.h
deleted file mode 100644
index 92f10cb..0000000
--- a/arch/arm/include/asm/a.out-core.h
+++ /dev/null
@@ -1,45 +0,0 @@
-/* a.out coredump register dumper
- *
- * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@xxxxxxxxxx)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-
-#ifndef _ASM_A_OUT_CORE_H
-#define _ASM_A_OUT_CORE_H
-
-#ifdef __KERNEL__
-
-#include <linux/user.h>
-#include <linux/elfcore.h>
-
-/*
- * fill in the user structure for an a.out core dump
- */
-static inline void aout_dump_thread(struct pt_regs *regs, struct user *dump)
-{
- struct task_struct *tsk = current;
-
- dump->magic = CMAGIC;
- dump->start_code = tsk->mm->start_code;
- dump->start_stack = regs->ARM_sp & ~(PAGE_SIZE - 1);
-
- dump->u_tsize = (tsk->mm->end_code - tsk->mm->start_code) >> PAGE_SHIFT;
- dump->u_dsize = (tsk->mm->brk - tsk->mm->start_data + PAGE_SIZE - 1) >> PAGE_SHIFT;
- dump->u_ssize = 0;
-
- memset(dump->u_debugreg, 0, sizeof(dump->u_debugreg));
-
- if (dump->start_stack < 0x04000000)
- dump->u_ssize = (0x04000000 - dump->start_stack) >> PAGE_SHIFT;
-
- dump->regs = *regs;
- dump->u_fpvalid = dump_fpu (regs, &dump->u_fp);
-}
-
-#endif /* __KERNEL__ */
-#endif /* _ASM_A_OUT_CORE_H */
diff --git a/arch/arm/include/asm/mmu.h b/arch/arm/include/asm/mmu.h
index e3d5554..d1b4998 100644
--- a/arch/arm/include/asm/mmu.h
+++ b/arch/arm/include/asm/mmu.h
@@ -6,6 +6,8 @@
typedef struct {
#ifdef CONFIG_CPU_HAS_ASID
atomic64_t id;
+#else
+ int switch_pending;
#endif
unsigned int vmalloc_seq;
} mm_context_t;
diff --git a/arch/arm/include/asm/mmu_context.h b/arch/arm/include/asm/mmu_context.h
index 863a661..3da6557 100644
--- a/arch/arm/include/asm/mmu_context.h
+++ b/arch/arm/include/asm/mmu_context.h
@@ -45,7 +45,7 @@ static inline void check_and_switch_context(struct mm_struct *mm,
* on non-ASID CPUs, the old mm will remain valid until the
* finish_arch_post_lock_switch() call.
*/
- set_ti_thread_flag(task_thread_info(tsk), TIF_SWITCH_MM);
+ mm->context.switch_pending = 1;
else
cpu_switch_mm(mm->pgd, mm);
}
@@ -54,9 +54,21 @@ static inline void check_and_switch_context(struct mm_struct *mm,
finish_arch_post_lock_switch
static inline void finish_arch_post_lock_switch(void)
{
- if (test_and_clear_thread_flag(TIF_SWITCH_MM)) {
- struct mm_struct *mm = current->mm;
- cpu_switch_mm(mm->pgd, mm);
+ struct mm_struct *mm = current->mm;
+
+ if (mm && mm->context.switch_pending) {
+ /*
+ * Preemption must be disabled during cpu_switch_mm() as we
+ * have some stateful cache flush implementations. Check
+ * switch_pending again in case we were preempted and the
+ * switch to this mm was already done.
+ */
+ preempt_disable();
+ if (mm->context.switch_pending) {
+ mm->context.switch_pending = 0;
+ cpu_switch_mm(mm->pgd, mm);
+ }
+ preempt_enable_no_resched();
}
}
diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h
index 06e7d50..413f387 100644
--- a/arch/arm/include/asm/processor.h
+++ b/arch/arm/include/asm/processor.h
@@ -54,7 +54,6 @@ struct thread_struct {
#define start_thread(regs,pc,sp) \
({ \
- unsigned long *stack = (unsigned long *)sp; \
memset(regs->uregs, 0, sizeof(regs->uregs)); \
if (current->personality & ADDR_LIMIT_32BIT) \
regs->ARM_cpsr = USR_MODE; \
@@ -65,9 +64,6 @@ struct thread_struct {
regs->ARM_cpsr |= PSR_ENDSTATE; \
regs->ARM_pc = pc & ~1; /* pc */ \
regs->ARM_sp = sp; /* sp */ \
- regs->ARM_r2 = stack[2]; /* r2 (envp) */ \
- regs->ARM_r1 = stack[1]; /* r1 (argv) */ \
- regs->ARM_r0 = stack[0]; /* r0 (argc) */ \
nommu_start_thread(regs); \
})
diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h
index cddda1f..20038ae 100644
--- a/arch/arm/include/asm/thread_info.h
+++ b/arch/arm/include/asm/thread_info.h
@@ -155,7 +155,6 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *,
#define TIF_USING_IWMMXT 17
#define TIF_MEMDIE 18 /* is terminating due to OOM killer */
#define TIF_RESTORE_SIGMASK 20
-#define TIF_SWITCH_MM 22 /* deferred switch_mm */
#define _TIF_SIGPENDING (1 << TIF_SIGPENDING)
#define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED)
diff --git a/arch/arm/include/uapi/asm/Kbuild b/arch/arm/include/uapi/asm/Kbuild
index 47bcb2d..18d76fd 100644
--- a/arch/arm/include/uapi/asm/Kbuild
+++ b/arch/arm/include/uapi/asm/Kbuild
@@ -1,7 +1,6 @@
# UAPI Header export list
include include/uapi/asm-generic/Kbuild.asm
-header-y += a.out.h
header-y += byteorder.h
header-y += fcntl.h
header-y += hwcap.h
diff --git a/arch/arm/include/uapi/asm/a.out.h b/arch/arm/include/uapi/asm/a.out.h
deleted file mode 100644
index 083894b..0000000
--- a/arch/arm/include/uapi/asm/a.out.h
+++ /dev/null
@@ -1,34 +0,0 @@
-#ifndef __ARM_A_OUT_H__
-#define __ARM_A_OUT_H__
-
-#include <linux/personality.h>
-#include <linux/types.h>
-
-struct exec
-{
- __u32 a_info; /* Use macros N_MAGIC, etc for access */
- __u32 a_text; /* length of text, in bytes */
- __u32 a_data; /* length of data, in bytes */
- __u32 a_bss; /* length of uninitialized data area for file, in bytes */
- __u32 a_syms; /* length of symbol table data in file, in bytes */
- __u32 a_entry; /* start address */
- __u32 a_trsize; /* length of relocation info for text, in bytes */
- __u32 a_drsize; /* length of relocation info for data, in bytes */
-};
-
-/*
- * This is always the same
- */
-#define N_TXTADDR(a) (0x00008000)
-
-#define N_TRSIZE(a) ((a).a_trsize)
-#define N_DRSIZE(a) ((a).a_drsize)
-#define N_SYMSIZE(a) ((a).a_syms)
-
-#define M_ARM 103
-
-#ifndef LIBRARY_START_TEXT
-#define LIBRARY_START_TEXT (0x00c00000)
-#endif
-
-#endif /* __A_OUT_GNU_H__ */
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index 0f82098..c19779f 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -784,6 +784,17 @@ ENDPROC(__switch_to)
#endif
.endm
+ .macro kuser_pad, sym, size
+ .if (. - \sym) & 3
+ .rept 4 - (. - \sym) & 3
+ .byte 0
+ .endr
+ .endif
+ .rept (\size - (. - \sym)) / 4
+ .word 0xe7fddef1
+ .endr
+ .endm
+
.align 5
.globl __kuser_helper_start
__kuser_helper_start:
@@ -874,18 +885,13 @@ kuser_cmpxchg64_fixup:
#error "incoherent kernel configuration"
#endif
- /* pad to next slot */
- .rept (16 - (. - __kuser_cmpxchg64)/4)
- .word 0
- .endr
-
- .align 5
+ kuser_pad __kuser_cmpxchg64, 64
__kuser_memory_barrier: @ 0xffff0fa0
smp_dmb arm
usr_ret lr
- .align 5
+ kuser_pad __kuser_memory_barrier, 32
__kuser_cmpxchg: @ 0xffff0fc0
@@ -958,13 +964,14 @@ kuser_cmpxchg32_fixup:
#endif
- .align 5
+ kuser_pad __kuser_cmpxchg, 32
__kuser_get_tls: @ 0xffff0fe0
ldr r0, [pc, #(16 - 8)] @ read TLS, set in kuser_get_tls_init
usr_ret lr
mrc p15, 0, r0, c13, c0, 3 @ 0xffff0fe8 hardware TLS code
- .rep 4
+ kuser_pad __kuser_get_tls, 16
+ .rep 3
.word 0 @ 0xffff0ff0 software TLS value, then
.endr @ pad up to __kuser_helper_version
@@ -979,9 +986,9 @@ __kuser_helper_end:
/*
* Vector stubs.
*
- * This code is copied to 0xffff0200 so we can use branches in the
- * vectors, rather than ldr's. Note that this code must not
- * exceed 0x300 bytes.
+ * This code is copied to 0xffff1000 so we can use branches in the
+ * vectors, rather than ldr's. Note that this code must not exceed
+ * a page size.
*
* Common stub entry macro:
* Enter in IRQ mode, spsr = SVC/USR CPSR, lr = SVC/USR PC
@@ -1028,8 +1035,17 @@ ENDPROC(vector_\name)
1:
.endm
- .globl __stubs_start
+ .section .stubs, "ax", %progbits
__stubs_start:
+ @ This must be the first word
+ .word vector_swi
+
+vector_rst:
+ ARM( swi SYS_ERROR0 )
+ THUMB( svc #0 )
+ THUMB( nop )
+ b vector_und
+
/*
* Interrupt dispatcher
*/
@@ -1124,6 +1140,16 @@ __stubs_start:
.align 5
/*=============================================================================
+ * Address exception handler
+ *-----------------------------------------------------------------------------
+ * These aren't too critical.
+ * (they're not supposed to happen, and won't happen in 32-bit data mode).
+ */
+
+vector_addrexcptn:
+ b vector_addrexcptn
+
+/*=============================================================================
* Undefined FIQs
*-----------------------------------------------------------------------------
* Enter in FIQ mode, spsr = ANY CPSR, lr = ANY PC
@@ -1136,45 +1162,16 @@ __stubs_start:
vector_fiq:
subs pc, lr, #4
-/*=============================================================================
- * Address exception handler
- *-----------------------------------------------------------------------------
- * These aren't too critical.
- * (they're not supposed to happen, and won't happen in 32-bit data mode).
- */
-
-vector_addrexcptn:
- b vector_addrexcptn
-
-/*
- * We group all the following data together to optimise
- * for CPUs with separate I & D caches.
- */
- .align 5
-
-.LCvswi:
- .word vector_swi
-
- .globl __stubs_end
-__stubs_end:
-
- .equ stubs_offset, __vectors_start + 0x200 - __stubs_start
-
- .globl __vectors_start
+ .section .vectors, "ax", %progbits
__vectors_start:
- ARM( swi SYS_ERROR0 )
- THUMB( svc #0 )
- THUMB( nop )
- W(b) vector_und + stubs_offset
- W(ldr) pc, .LCvswi + stubs_offset
- W(b) vector_pabt + stubs_offset
- W(b) vector_dabt + stubs_offset
- W(b) vector_addrexcptn + stubs_offset
- W(b) vector_irq + stubs_offset
- W(b) vector_fiq + stubs_offset
-
- .globl __vectors_end
-__vectors_end:
+ W(b) vector_rst
+ W(b) vector_und
+ W(ldr) pc, __vectors_start + 0x1000
+ W(b) vector_pabt
+ W(b) vector_dabt
+ W(b) vector_addrexcptn
+ W(b) vector_irq
+ W(b) vector_fiq
.data
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index 5da31bb..0a29456 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -53,7 +53,12 @@ armpmu_map_cache_event(const unsigned (*cache_map)
static int
armpmu_map_hw_event(const unsigned (*event_map)[PERF_COUNT_HW_MAX], u64 config)
{
- int mapping = (*event_map)[config];
+ int mapping;
+
+ if (config >= PERF_COUNT_HW_MAX)
+ return -ENOENT;
+
+ mapping = (*event_map)[config];
return mapping == HW_OP_UNSUPPORTED ? -ENOENT : mapping;
}
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index b0179b8..366aa93 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -824,16 +824,26 @@ void __init early_trap_init(void *vectors_base)
extern char __vectors_start[], __vectors_end[];
extern char __kuser_helper_start[], __kuser_helper_end[];
int kuser_sz = __kuser_helper_end - __kuser_helper_start;
+ unsigned i;
vectors_page = vectors_base;
/*
+ * Poison the vectors page with an undefined instruction. This
+ * instruction is chosen to be undefined for both ARM and Thumb
+ * ISAs. The Thumb version is an undefined instruction with a
+ * branch back to the undefined instruction.
+ */
+ for (i = 0; i < PAGE_SIZE / sizeof(u32); i++)
+ ((u32 *)vectors_base)[i] = 0xe7fddef1;
+
+ /*
* Copy the vectors, stubs and kuser helpers (in entry-armv.S)
* into the vector page, mapped at 0xffff0000, and ensure these
* are visible to the instruction stream.
*/
memcpy((void *)vectors, __vectors_start, __vectors_end - __vectors_start);
- memcpy((void *)vectors + 0x200, __stubs_start, __stubs_end - __stubs_start);
+ memcpy((void *)vectors + 0x1000, __stubs_start, __stubs_end - __stubs_start);
memcpy((void *)vectors + 0x1000 - kuser_sz, __kuser_helper_start, kuser_sz);
/*
@@ -848,6 +858,6 @@ void __init early_trap_init(void *vectors_base)
memcpy((void *)(vectors + KERN_SIGRETURN_CODE - CONFIG_VECTORS_BASE),
sigreturn_codes, sizeof(sigreturn_codes));
- flush_icache_range(vectors, vectors + PAGE_SIZE);
+ flush_icache_range(vectors, vectors + PAGE_SIZE * 2);
modify_domain(DOMAIN_USER, DOMAIN_CLIENT);
}
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
index 11c1785..f9036ac 100644
--- a/arch/arm/kernel/vmlinux.lds.S
+++ b/arch/arm/kernel/vmlinux.lds.S
@@ -148,6 +148,23 @@ SECTIONS
. = ALIGN(PAGE_SIZE);
__init_begin = .;
#endif
+ /*
+ * The vectors and stubs are relocatable code, and the
+ * only thing that matters is their relative offsets
+ */
+ __vectors_start = .;
+ .vectors 0 : AT(__vectors_start) {
+ *(.vectors)
+ }
+ . = __vectors_start + SIZEOF(.vectors);
+ __vectors_end = .;
+
+ __stubs_start = .;
+ .stubs 0x1000 : AT(__stubs_start) {
+ *(.stubs)
+ }
+ . = __stubs_start + SIZEOF(.stubs);
+ __stubs_end = .;
INIT_TEXT_SECTION(8)
.exit.text : {
diff --git a/arch/arm/mach-footbridge/dc21285.c b/arch/arm/mach-footbridge/dc21285.c
index a7cd2cf..3490a24 100644
--- a/arch/arm/mach-footbridge/dc21285.c
+++ b/arch/arm/mach-footbridge/dc21285.c
@@ -276,8 +276,6 @@ int __init dc21285_setup(int nr, struct pci_sys_data *sys)
sys->mem_offset = DC21285_PCI_MEM;
- pci_ioremap_io(0, DC21285_PCI_IO);
-
pci_add_resource_offset(&sys->resources, &res[0], sys->mem_offset);
pci_add_resource_offset(&sys->resources, &res[1], sys->mem_offset);
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index ce328c7..458b6f4 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -1114,7 +1114,7 @@ static void __init devicemaps_init(struct machine_desc *mdesc)
/*
* Allocate the vector page early.
*/
- vectors = early_alloc(PAGE_SIZE);
+ vectors = early_alloc(PAGE_SIZE * 2);
early_trap_init(vectors);
@@ -1164,10 +1164,18 @@ static void __init devicemaps_init(struct machine_desc *mdesc)
if (!vectors_high()) {
map.virtual = 0;
+ map.length = PAGE_SIZE * 2;
map.type = MT_LOW_VECTORS;
create_mapping(&map);
}
+ /* Now create a kernel read-only mapping */
+ map.pfn += 1;
+ map.virtual = 0xffff0000 + PAGE_SIZE;
+ map.length = PAGE_SIZE;
+ map.type = MT_LOW_VECTORS;
+ create_mapping(&map);
+
/*
* Ask the machine support to map in the statically mapped devices.
*/
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index ba3b7c8..458991c 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -26,7 +26,7 @@ config MICROBLAZE
select GENERIC_ATOMIC64
select GENERIC_CLOCKEVENTS
select MODULES_USE_ELF_RELA
- select CLONE_BACKWARDS
+ select CLONE_BACKWARDS3
config SWAP
def_bool n
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index dabe429..74002f0 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -574,7 +574,7 @@ config SCHED_SMT
config PPC_DENORMALISATION
bool "PowerPC denormalisation exception handling"
depends on PPC_BOOK3S_64
- default "n"
+ default "y" if PPC_POWERNV
---help---
Add support for handling denormalisation of single precision
values. Useful for bare metal only. If unsure say Y here.
diff --git a/arch/s390/include/asm/bitops.h b/arch/s390/include/asm/bitops.h
index 1542293..787eb3b 100644
--- a/arch/s390/include/asm/bitops.h
+++ b/arch/s390/include/asm/bitops.h
@@ -698,7 +698,7 @@ static inline int find_next_bit_left(const unsigned long *addr,
size -= offset;
p = addr + offset / __BITOPS_WORDSIZE;
if (bit) {
- set = __flo_word(0, *p & (~0UL << bit));
+ set = __flo_word(0, *p & (~0UL >> bit));
if (set >= size)
return size + offset;
if (set < __BITOPS_WORDSIZE)
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 8bafa4f..74e64f8 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -613,14 +613,25 @@ static int __vcpu_run(struct kvm_vcpu *vcpu)
kvm_s390_deliver_pending_interrupts(vcpu);
vcpu->arch.sie_block->icptcode = 0;
- preempt_disable();
- kvm_guest_enter();
- preempt_enable();
VCPU_EVENT(vcpu, 6, "entering sie flags %x",
atomic_read(&vcpu->arch.sie_block->cpuflags));
trace_kvm_s390_sie_enter(vcpu,
atomic_read(&vcpu->arch.sie_block->cpuflags));
+
+ /*
+ * As PF_VCPU will be used in fault handler, between guest_enter
+ * and guest_exit should be no uaccess.
+ */
+ preempt_disable();
+ kvm_guest_enter();
+ preempt_enable();
rc = sie64a(vcpu->arch.sie_block, vcpu->run->s.regs.gprs);
+ kvm_guest_exit();
+
+ VCPU_EVENT(vcpu, 6, "exit sie icptcode %d",
+ vcpu->arch.sie_block->icptcode);
+ trace_kvm_s390_sie_exit(vcpu, vcpu->arch.sie_block->icptcode);
+
if (rc) {
if (kvm_is_ucontrol(vcpu->kvm)) {
rc = SIE_INTERCEPT_UCONTROL;
@@ -631,10 +642,6 @@ static int __vcpu_run(struct kvm_vcpu *vcpu)
rc = 0;
}
}
- VCPU_EVENT(vcpu, 6, "exit sie icptcode %d",
- vcpu->arch.sie_block->icptcode);
- trace_kvm_s390_sie_exit(vcpu, vcpu->arch.sie_block->icptcode);
- kvm_guest_exit();
memcpy(&vcpu->run->s.regs.gprs[14], &vcpu->arch.sie_block->gg14, 16);
return rc;
diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
index 3e091f0..99e70d45 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
@@ -315,8 +315,8 @@ static struct uncore_event_desc snbep_uncore_imc_events[] = {
static struct uncore_event_desc snbep_uncore_qpi_events[] = {
INTEL_UNCORE_EVENT_DESC(clockticks, "event=0x14"),
INTEL_UNCORE_EVENT_DESC(txl_flits_active, "event=0x00,umask=0x06"),
- INTEL_UNCORE_EVENT_DESC(drs_data, "event=0x02,umask=0x08"),
- INTEL_UNCORE_EVENT_DESC(ncb_data, "event=0x03,umask=0x04"),
+ INTEL_UNCORE_EVENT_DESC(drs_data, "event=0x102,umask=0x08"),
+ INTEL_UNCORE_EVENT_DESC(ncb_data, "event=0x103,umask=0x04"),
{ /* end: all zeroes */ },
};
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index 94ab6b9..63bdb29 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -196,15 +196,23 @@ static void __init ati_bugs_contd(int num, int slot, int func)
static void __init intel_remapping_check(int num, int slot, int func)
{
u8 revision;
+ u16 device;
+ device = read_pci_config_16(num, slot, func, PCI_DEVICE_ID);
revision = read_pci_config_byte(num, slot, func, PCI_REVISION_ID);
/*
- * Revision 0x13 of this chipset supports irq remapping
- * but has an erratum that breaks its behavior, flag it as such
+ * Revision 13 of all triggering devices id in this quirk have
+ * a problem draining interrupts when irq remapping is enabled,
+ * and should be flagged as broken. Additionally revisions 0x12
+ * and 0x22 of device id 0x3405 has this problem.
*/
if (revision == 0x13)
set_irq_remapping_broken();
+ else if ((device == 0x3405) &&
+ ((revision == 0x12) ||
+ (revision == 0x22)))
+ set_irq_remapping_broken();
}
@@ -239,6 +247,8 @@ static struct chipset early_qrk[] __initdata = {
PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_bugs_contd },
{ PCI_VENDOR_ID_INTEL, 0x3403, PCI_CLASS_BRIDGE_HOST,
PCI_BASE_CLASS_BRIDGE, 0, intel_remapping_check },
+ { PCI_VENDOR_ID_INTEL, 0x3405, PCI_CLASS_BRIDGE_HOST,
+ PCI_BASE_CLASS_BRIDGE, 0, intel_remapping_check },
{ PCI_VENDOR_ID_INTEL, 0x3406, PCI_CLASS_BRIDGE_HOST,
PCI_BASE_CLASS_BRIDGE, 0, intel_remapping_check },
{}
diff --git a/arch/x86/kernel/i387.c b/arch/x86/kernel/i387.c
index cb33909..f7ea30d 100644
--- a/arch/x86/kernel/i387.c
+++ b/arch/x86/kernel/i387.c
@@ -116,7 +116,7 @@ static void __cpuinit mxcsr_feature_mask_init(void)
if (cpu_has_fxsr) {
memset(&fx_scratch, 0, sizeof(struct i387_fxsave_struct));
- asm volatile("fxsave %0" : : "m" (fx_scratch));
+ asm volatile("fxsave %0" : "+m" (fx_scratch));
mask = fx_scratch.mxcsr_mask;
if (mask == 0)
mask = 0x0000ffbf;
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 7efaeaa..7663df7 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -117,6 +117,7 @@ struct acpi_battery {
struct acpi_device *device;
struct notifier_block pm_nb;
unsigned long update_time;
+ int revision;
int rate_now;
int capacity_now;
int voltage_now;
@@ -359,6 +360,7 @@ static struct acpi_offsets info_offsets[] = {
};
static struct acpi_offsets extended_info_offsets[] = {
+ {offsetof(struct acpi_battery, revision), 0},
{offsetof(struct acpi_battery, power_unit), 0},
{offsetof(struct acpi_battery, design_capacity), 0},
{offsetof(struct acpi_battery, full_charge_capacity), 0},
diff --git a/drivers/acpi/proc.c b/drivers/acpi/proc.c
index ef98796..8fa2d08 100644
--- a/drivers/acpi/proc.c
+++ b/drivers/acpi/proc.c
@@ -311,11 +311,14 @@ acpi_system_wakeup_device_seq_show(struct seq_file *seq, void *offset)
dev->pnp.bus_id,
(u32) dev->wakeup.sleep_state);
- if (!dev->physical_node_count)
+ mutex_lock(&dev->physical_node_lock);
+
+ if (!dev->physical_node_count) {
seq_printf(seq, "%c%-8s\n",
- dev->wakeup.flags.run_wake ?
- '*' : ' ', "disabled");
- else {
+ dev->wakeup.flags.run_wake ? '*' : ' ',
+ device_may_wakeup(&dev->dev) ?
+ "enabled" : "disabled");
+ } else {
struct device *ldev;
list_for_each_entry(entry, &dev->physical_node_list,
node) {
@@ -337,6 +340,8 @@ acpi_system_wakeup_device_seq_show(struct seq_file *seq, void *offset)
put_device(ldev);
}
}
+
+ mutex_unlock(&dev->physical_node_lock);
}
mutex_unlock(&acpi_device_lock);
return 0;
@@ -346,12 +351,16 @@ static void physical_device_enable_wakeup(struct acpi_device *adev)
{
struct acpi_device_physical_node *entry;
+ mutex_lock(&adev->physical_node_lock);
+
list_for_each_entry(entry,
&adev->physical_node_list, node)
if (entry->dev && device_can_wakeup(entry->dev)) {
bool enable = !device_may_wakeup(entry->dev);
device_set_wakeup_enable(entry->dev, enable);
}
+
+ mutex_unlock(&adev->physical_node_lock);
}
static ssize_t
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index c70942f..2ae9efc 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -330,7 +330,7 @@ static const struct pci_device_id piix_pci_tbl[] = {
/* SATA Controller IDE (Wellsburg) */
{ 0x8086, 0x8d00, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb },
/* SATA Controller IDE (Wellsburg) */
- { 0x8086, 0x8d08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
+ { 0x8086, 0x8d08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata_snb },
/* SATA Controller IDE (Wellsburg) */
{ 0x8086, 0x8d60, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb },
/* SATA Controller IDE (Wellsburg) */
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index a4b7aa0..12829ae 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -278,9 +278,12 @@ static struct port *find_port_by_devt_in_portdev(struct ports_device *portdev,
unsigned long flags;
spin_lock_irqsave(&portdev->ports_lock, flags);
- list_for_each_entry(port, &portdev->ports, list)
- if (port->cdev->dev == dev)
+ list_for_each_entry(port, &portdev->ports, list) {
+ if (port->cdev->dev == dev) {
+ kref_get(&port->kref);
goto out;
+ }
+ }
port = NULL;
out:
spin_unlock_irqrestore(&portdev->ports_lock, flags);
@@ -752,6 +755,10 @@ static ssize_t port_fops_read(struct file *filp, char __user *ubuf,
port = filp->private_data;
+ /* Port is hot-unplugged. */
+ if (!port->guest_connected)
+ return -ENODEV;
+
if (!port_has_data(port)) {
/*
* If nothing's connected on the host just return 0 in
@@ -768,7 +775,7 @@ static ssize_t port_fops_read(struct file *filp, char __user *ubuf,
if (ret < 0)
return ret;
}
- /* Port got hot-unplugged. */
+ /* Port got hot-unplugged while we were waiting above. */
if (!port->guest_connected)
return -ENODEV;
/*
@@ -938,13 +945,25 @@ static ssize_t port_fops_splice_write(struct pipe_inode_info *pipe,
if (is_rproc_serial(port->out_vq->vdev))
return -EINVAL;
+ /*
+ * pipe->nrbufs == 0 means there are no data to transfer,
+ * so this returns just 0 for no data.
+ */
+ pipe_lock(pipe);
+ if (!pipe->nrbufs) {
+ ret = 0;
+ goto error_out;
+ }
+
ret = wait_port_writable(port, filp->f_flags & O_NONBLOCK);
if (ret < 0)
- return ret;
+ goto error_out;
buf = alloc_buf(port->out_vq, 0, pipe->nrbufs);
- if (!buf)
- return -ENOMEM;
+ if (!buf) {
+ ret = -ENOMEM;
+ goto error_out;
+ }
sgl.n = 0;
sgl.len = 0;
@@ -952,12 +971,17 @@ static ssize_t port_fops_splice_write(struct pipe_inode_info *pipe,
sgl.sg = buf->sg;
sg_init_table(sgl.sg, sgl.size);
ret = __splice_from_pipe(pipe, &sd, pipe_to_sg);
+ pipe_unlock(pipe);
if (likely(ret > 0))
ret = __send_to_port(port, buf->sg, sgl.n, sgl.len, buf, true);
if (unlikely(ret <= 0))
free_buf(buf, true);
return ret;
+
+error_out:
+ pipe_unlock(pipe);
+ return ret;
}
static unsigned int port_fops_poll(struct file *filp, poll_table *wait)
@@ -1025,14 +1049,14 @@ static int port_fops_open(struct inode *inode, struct file *filp)
struct port *port;
int ret;
+ /* We get the port with a kref here */
port = find_port_by_devt(cdev->dev);
+ if (!port) {
+ /* Port was unplugged before we could proceed */
+ return -ENXIO;
+ }
filp->private_data = port;
- /* Prevent against a port getting hot-unplugged at the same time */
- spin_lock_irq(&port->portdev->ports_lock);
- kref_get(&port->kref);
- spin_unlock_irq(&port->portdev->ports_lock);
-
/*
* Don't allow opening of console port devices -- that's done
* via /dev/hvc
@@ -1504,14 +1528,6 @@ static void remove_port(struct kref *kref)
port = container_of(kref, struct port, kref);
- sysfs_remove_group(&port->dev->kobj, &port_attribute_group);
- device_destroy(pdrvdata.class, port->dev->devt);
- cdev_del(port->cdev);
-
- kfree(port->name);
-
- debugfs_remove(port->debugfs_file);
-
kfree(port);
}
@@ -1545,12 +1561,14 @@ static void unplug_port(struct port *port)
spin_unlock_irq(&port->portdev->ports_lock);
if (port->guest_connected) {
+ /* Let the app know the port is going down. */
+ send_sigio_to_port(port);
+
+ /* Do this after sigio is actually sent */
port->guest_connected = false;
port->host_connected = false;
- wake_up_interruptible(&port->waitqueue);
- /* Let the app know the port is going down. */
- send_sigio_to_port(port);
+ wake_up_interruptible(&port->waitqueue);
}
if (is_console_port(port)) {
@@ -1569,6 +1587,14 @@ static void unplug_port(struct port *port)
*/
port->portdev = NULL;
+ sysfs_remove_group(&port->dev->kobj, &port_attribute_group);
+ device_destroy(pdrvdata.class, port->dev->devt);
+ cdev_del(port->cdev);
+
+ kfree(port->name);
+
+ debugfs_remove(port->debugfs_file);
+
/*
* Locks around here are not necessary - a port can't be
* opened after we removed the port struct from ports_list
diff --git a/drivers/cpuidle/governors/menu.c b/drivers/cpuidle/governors/menu.c
index fe343a0..322967f 100644
--- a/drivers/cpuidle/governors/menu.c
+++ b/drivers/cpuidle/governors/menu.c
@@ -28,13 +28,6 @@
#define MAX_INTERESTING 50000
#define STDDEV_THRESH 400
-/* 60 * 60 > STDDEV_THRESH * INTERVALS = 400 * 8 */
-#define MAX_DEVIATION 60
-
-static DEFINE_PER_CPU(struct hrtimer, menu_hrtimer);
-static DEFINE_PER_CPU(int, hrtimer_status);
-/* menu hrtimer mode */
-enum {MENU_HRTIMER_STOP, MENU_HRTIMER_REPEAT, MENU_HRTIMER_GENERAL};
/*
* Concepts and ideas behind the menu governor
@@ -116,13 +109,6 @@ enum {MENU_HRTIMER_STOP, MENU_HRTIMER_REPEAT, MENU_HRTIMER_GENERAL};
*
*/
-/*
- * The C-state residency is so long that is is worthwhile to exit
- * from the shallow C-state and re-enter into a deeper C-state.
- */
-static unsigned int perfect_cstate_ms __read_mostly = 30;
-module_param(perfect_cstate_ms, uint, 0000);
-
struct menu_device {
int last_state_idx;
int needs_update;
@@ -205,40 +191,6 @@ static u64 div_round64(u64 dividend, u32 divisor)
return div_u64(dividend + (divisor / 2), divisor);
}
-/* Cancel the hrtimer if it is not triggered yet */
-void menu_hrtimer_cancel(void)
-{
- int cpu = smp_processor_id();
- struct hrtimer *hrtmr = &per_cpu(menu_hrtimer, cpu);
-
- /* The timer is still not time out*/
- if (per_cpu(hrtimer_status, cpu)) {
- hrtimer_cancel(hrtmr);
- per_cpu(hrtimer_status, cpu) = MENU_HRTIMER_STOP;
- }
-}
-EXPORT_SYMBOL_GPL(menu_hrtimer_cancel);
-
-/* Call back for hrtimer is triggered */
-static enum hrtimer_restart menu_hrtimer_notify(struct hrtimer *hrtimer)
-{
- int cpu = smp_processor_id();
- struct menu_device *data = &per_cpu(menu_devices, cpu);
-
- /* In general case, the expected residency is much larger than
- * deepest C-state target residency, but prediction logic still
- * predicts a small predicted residency, so the prediction
- * history is totally broken if the timer is triggered.
- * So reset the correction factor.
- */
- if (per_cpu(hrtimer_status, cpu) == MENU_HRTIMER_GENERAL)
- data->correction_factor[data->bucket] = RESOLUTION * DECAY;
-
- per_cpu(hrtimer_status, cpu) = MENU_HRTIMER_STOP;
-
- return HRTIMER_NORESTART;
-}
-
/*
* Try detecting repeating patterns by keeping track of the last 8
* intervals, and checking if the standard deviation of that set
@@ -315,9 +267,6 @@ static int menu_select(struct cpuidle_driver *drv, struct cpuidle_device *dev)
int i;
int multiplier;
struct timespec t;
- int repeat = 0, low_predicted = 0;
- int cpu = smp_processor_id();
- struct hrtimer *hrtmr = &per_cpu(menu_hrtimer, cpu);
if (data->needs_update) {
menu_update(drv, dev);
@@ -352,7 +301,7 @@ static int menu_select(struct cpuidle_driver *drv, struct cpuidle_device *dev)
data->predicted_us = div_round64(data->expected_us * data->correction_factor[data->bucket],
RESOLUTION * DECAY);
- repeat = get_typical_interval(data);
+ get_typical_interval(data);
/*
* We want to default to C1 (hlt), not to busy polling
@@ -373,10 +322,8 @@ static int menu_select(struct cpuidle_driver *drv, struct cpuidle_device *dev)
if (s->disabled || su->disable)
continue;
- if (s->target_residency > data->predicted_us) {
- low_predicted = 1;
+ if (s->target_residency > data->predicted_us)
continue;
- }
if (s->exit_latency > latency_req)
continue;
if (s->exit_latency * multiplier > data->predicted_us)
@@ -386,44 +333,6 @@ static int menu_select(struct cpuidle_driver *drv, struct cpuidle_device *dev)
data->exit_us = s->exit_latency;
}
- /* not deepest C-state chosen for low predicted residency */
- if (low_predicted) {
- unsigned int timer_us = 0;
- unsigned int perfect_us = 0;
-
- /*
- * Set a timer to detect whether this sleep is much
- * longer than repeat mode predicted. If the timer
- * triggers, the code will evaluate whether to put
- * the CPU into a deeper C-state.
- * The timer is cancelled on CPU wakeup.
- */
- timer_us = 2 * (data->predicted_us + MAX_DEVIATION);
-
- perfect_us = perfect_cstate_ms * 1000;
-
- if (repeat && (4 * timer_us < data->expected_us)) {
- RCU_NONIDLE(hrtimer_start(hrtmr,
- ns_to_ktime(1000 * timer_us),
- HRTIMER_MODE_REL_PINNED));
- /* In repeat case, menu hrtimer is started */
- per_cpu(hrtimer_status, cpu) = MENU_HRTIMER_REPEAT;
- } else if (perfect_us < data->expected_us) {
- /*
- * The next timer is long. This could be because
- * we did not make a useful prediction.
- * In that case, it makes sense to re-enter
- * into a deeper C-state after some time.
- */
- RCU_NONIDLE(hrtimer_start(hrtmr,
- ns_to_ktime(1000 * timer_us),
- HRTIMER_MODE_REL_PINNED));
- /* In general case, menu hrtimer is started */
- per_cpu(hrtimer_status, cpu) = MENU_HRTIMER_GENERAL;
- }
-
- }
-
return data->last_state_idx;
}
@@ -514,9 +423,6 @@ static int menu_enable_device(struct cpuidle_driver *drv,
struct cpuidle_device *dev)
{
struct menu_device *data = &per_cpu(menu_devices, dev->cpu);
- struct hrtimer *t = &per_cpu(menu_hrtimer, dev->cpu);
- hrtimer_init(t, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
- t->function = menu_hrtimer_notify;
memset(data, 0, sizeof(struct menu_device));
diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c
index f8d2287..87ae86f 100644
--- a/drivers/firewire/core-cdev.c
+++ b/drivers/firewire/core-cdev.c
@@ -54,6 +54,7 @@
#define FW_CDEV_KERNEL_VERSION 5
#define FW_CDEV_VERSION_EVENT_REQUEST2 4
#define FW_CDEV_VERSION_ALLOCATE_REGION_END 4
+#define FW_CDEV_VERSION_AUTO_FLUSH_ISO_OVERFLOW 5
struct client {
u32 version;
@@ -1009,6 +1010,8 @@ static int ioctl_create_iso_context(struct client *client, union ioctl_arg *arg)
a->channel, a->speed, a->header_size, cb, client);
if (IS_ERR(context))
return PTR_ERR(context);
+ if (client->version < FW_CDEV_VERSION_AUTO_FLUSH_ISO_OVERFLOW)
+ context->drop_overflow_headers = true;
/* We only support one context at this time. */
spin_lock_irq(&client->lock);
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index 6ce6e07..41474aa 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -2729,8 +2729,11 @@ static void copy_iso_headers(struct iso_context *ctx, const u32 *dma_hdr)
{
u32 *ctx_hdr;
- if (ctx->header_length + ctx->base.header_size > PAGE_SIZE)
+ if (ctx->header_length + ctx->base.header_size > PAGE_SIZE) {
+ if (ctx->base.drop_overflow_headers)
+ return;
flush_iso_completions(ctx);
+ }
ctx_hdr = ctx->header + ctx->header_length;
ctx->last_timestamp = (u16)le32_to_cpu((__force __le32)dma_hdr[0]);
@@ -2890,8 +2893,11 @@ static int handle_it_packet(struct context *context,
sync_it_packet_for_cpu(context, d);
- if (ctx->header_length + 4 > PAGE_SIZE)
+ if (ctx->header_length + 4 > PAGE_SIZE) {
+ if (ctx->base.drop_overflow_headers)
+ return 1;
flush_iso_completions(ctx);
+ }
ctx_hdr = ctx->header + ctx->header_length;
ctx->last_timestamp = le16_to_cpu(last->res_count);
diff --git a/drivers/gpu/drm/ast/ast_ttm.c b/drivers/gpu/drm/ast/ast_ttm.c
index 09da339..d5902e2 100644
--- a/drivers/gpu/drm/ast/ast_ttm.c
+++ b/drivers/gpu/drm/ast/ast_ttm.c
@@ -348,6 +348,7 @@ int ast_bo_create(struct drm_device *dev, int size, int align,
astbo->gem.driver_private = NULL;
astbo->bo.bdev = &ast->ttm.bdev;
+ astbo->bo.bdev->dev_mapping = dev->dev_mapping;
ast_ttm_placement(astbo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM);
diff --git a/drivers/gpu/drm/cirrus/cirrus_ttm.c b/drivers/gpu/drm/cirrus/cirrus_ttm.c
index 2ed8cfc..c18faff 100644
--- a/drivers/gpu/drm/cirrus/cirrus_ttm.c
+++ b/drivers/gpu/drm/cirrus/cirrus_ttm.c
@@ -353,6 +353,7 @@ int cirrus_bo_create(struct drm_device *dev, int size, int align,
cirrusbo->gem.driver_private = NULL;
cirrusbo->bo.bdev = &cirrus->ttm.bdev;
+ cirrusbo->bo.bdev->dev_mapping = dev->dev_mapping;
cirrus_ttm_placement(cirrusbo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM);
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index 570dac6..0f3cdda 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -704,7 +704,10 @@ int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev, int crtc,
/* Subtract time delta from raw timestamp to get final
* vblank_time timestamp for end of vblank.
*/
- etime = ktime_sub_ns(etime, delta_ns);
+ if (delta_ns < 0)
+ etime = ktime_add_ns(etime, -delta_ns);
+ else
+ etime = ktime_sub_ns(etime, delta_ns);
*vblank_time = ktime_to_timeval(etime);
DRM_DEBUG("crtc %d : v %d p(%d,%d)@ %ld.%ld -> %ld.%ld [e %d us, %d rep]\n",
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 38254c0..7e5f232 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1469,6 +1469,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
spin_lock_init(&dev_priv->error_lock);
spin_lock_init(&dev_priv->rps.lock);
spin_lock_init(&dev_priv->dpio_lock);
+ spin_lock_init(&dev_priv->gt_lock);
mutex_init(&dev_priv->rps.hw_lock);
i915_dump_device_info(dev_priv);
@@ -1560,6 +1561,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
intel_detect_pch(dev);
intel_irq_init(dev);
+ intel_pm_init(dev);
intel_gt_sanitize(dev);
intel_gt_init(dev);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 8c661512..d47283d 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1328,6 +1328,7 @@ void i915_hangcheck_elapsed(unsigned long data);
void i915_handle_error(struct drm_device *dev, bool wedged);
extern void intel_irq_init(struct drm_device *dev);
+extern void intel_pm_init(struct drm_device *dev);
extern void intel_gt_init(struct drm_device *dev);
extern void intel_gt_sanitize(struct drm_device *dev);
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index b7315e3..24f0368 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -2602,14 +2602,14 @@
#define _PIPEB_GMCH_DATA_M 0x71050
/* Transfer unit size for display port - 1, default is 0x3f (for TU size 64) */
-#define PIPE_GMCH_DATA_M_TU_SIZE_MASK (0x3f << 25)
-#define PIPE_GMCH_DATA_M_TU_SIZE_SHIFT 25
+#define TU_SIZE(x) (((x)-1) << 25) /* default size 64 */
+#define TU_SIZE_MASK (0x3f << 25)
-#define PIPE_GMCH_DATA_M_MASK (0xffffff)
+#define DATA_LINK_M_N_MASK (0xffffff)
+#define DATA_LINK_N_MAX (0x800000)
#define _PIPEA_GMCH_DATA_N 0x70054
#define _PIPEB_GMCH_DATA_N 0x71054
-#define PIPE_GMCH_DATA_N_MASK (0xffffff)
/*
* Computing Link M and N values for the Display Port link
@@ -2624,11 +2624,9 @@
#define _PIPEA_DP_LINK_M 0x70060
#define _PIPEB_DP_LINK_M 0x71060
-#define PIPEA_DP_LINK_M_MASK (0xffffff)
#define _PIPEA_DP_LINK_N 0x70064
#define _PIPEB_DP_LINK_N 0x71064
-#define PIPEA_DP_LINK_N_MASK (0xffffff)
#define PIPE_GMCH_DATA_M(pipe) _PIPE(pipe, _PIPEA_GMCH_DATA_M, _PIPEB_GMCH_DATA_M)
#define PIPE_GMCH_DATA_N(pipe) _PIPE(pipe, _PIPEA_GMCH_DATA_N, _PIPEB_GMCH_DATA_N)
@@ -3294,8 +3292,6 @@
#define _PIPEA_DATA_M1 0x60030
-#define TU_SIZE(x) (((x)-1) << 25) /* default size 64 */
-#define TU_SIZE_MASK 0x7e000000
#define PIPE_DATA_M1_OFFSET 0
#define _PIPEA_DATA_N1 0x60034
#define PIPE_DATA_N1_OFFSET 0
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index e094040..1f20ac5 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -4042,26 +4042,33 @@ struct fdi_m_n {
static void
fdi_reduce_ratio(u32 *num, u32 *den)
{
- while (*num > 0xffffff || *den > 0xffffff) {
+ while (*num > DATA_LINK_M_N_MASK ||
+ *den > DATA_LINK_M_N_MASK) {
*num >>= 1;
*den >>= 1;
}
}
+static void compute_m_n(unsigned int m, unsigned int n,
+ uint32_t *ret_m, uint32_t *ret_n)
+{
+ *ret_n = min_t(unsigned int, roundup_pow_of_two(n), DATA_LINK_N_MAX);
+ *ret_m = div_u64((uint64_t) m * *ret_n, n);
+ fdi_reduce_ratio(ret_m, ret_n);
+}
+
static void
ironlake_compute_m_n(int bits_per_pixel, int nlanes, int pixel_clock,
int link_clock, struct fdi_m_n *m_n)
{
m_n->tu = 64; /* default size */
- /* BUG_ON(pixel_clock > INT_MAX / 36); */
- m_n->gmch_m = bits_per_pixel * pixel_clock;
- m_n->gmch_n = link_clock * nlanes * 8;
- fdi_reduce_ratio(&m_n->gmch_m, &m_n->gmch_n);
+ compute_m_n(bits_per_pixel * pixel_clock,
+ link_clock * nlanes * 8,
+ &m_n->gmch_m, &m_n->gmch_n);
- m_n->link_m = pixel_clock;
- m_n->link_n = link_clock;
- fdi_reduce_ratio(&m_n->link_m, &m_n->link_n);
+ compute_m_n(pixel_clock, link_clock,
+ &m_n->link_m, &m_n->link_n);
}
static inline bool intel_panel_use_ssc(struct drm_i915_private *dev_priv)
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index cc6346d..8df501a 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -295,6 +295,17 @@ void intel_panel_disable_backlight(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
+ /*
+ * Do not disable backlight on the vgaswitcheroo path. When switching
+ * away from i915, the other client may depend on i915 to handle the
+ * backlight. This will leave the backlight on unnecessarily when
+ * another client is not activated.
+ */
+ if (dev->switch_power_state == DRM_SWITCH_POWER_CHANGING) {
+ DRM_DEBUG_DRIVER("Skipping backlight disable on vga switch\n");
+ return;
+ }
+
dev_priv->backlight_enabled = false;
intel_panel_actually_set_backlight(dev, 0);
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 7af828c..b035d41 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4408,8 +4408,6 @@ void intel_gt_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
- spin_lock_init(&dev_priv->gt_lock);
-
if (IS_VALLEYVIEW(dev)) {
dev_priv->gt.force_wake_get = vlv_force_wake_get;
dev_priv->gt.force_wake_put = vlv_force_wake_put;
@@ -4449,6 +4447,12 @@ void intel_gt_init(struct drm_device *dev)
dev_priv->gt.force_wake_get = __gen6_gt_force_wake_get;
dev_priv->gt.force_wake_put = __gen6_gt_force_wake_put;
}
+}
+
+void intel_pm_init(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
INIT_DELAYED_WORK(&dev_priv->rps.delayed_resume_work,
intel_gen6_powersave_work);
}
diff --git a/drivers/gpu/drm/mgag200/mgag200_ttm.c b/drivers/gpu/drm/mgag200/mgag200_ttm.c
index 401c989..d2cb32f 100644
--- a/drivers/gpu/drm/mgag200/mgag200_ttm.c
+++ b/drivers/gpu/drm/mgag200/mgag200_ttm.c
@@ -347,6 +347,7 @@ int mgag200_bo_create(struct drm_device *dev, int size, int align,
mgabo->gem.driver_private = NULL;
mgabo->bo.bdev = &mdev->ttm.bdev;
+ mgabo->bo.bdev->dev_mapping = dev->dev_mapping;
mgag200_ttm_placement(mgabo, TTM_PL_FLAG_VRAM | TTM_PL_FLAG_SYSTEM);
diff --git a/drivers/gpu/drm/nouveau/nv10_fence.c b/drivers/gpu/drm/nouveau/nv10_fence.c
index 03017f2..4f1d5d3 100644
--- a/drivers/gpu/drm/nouveau/nv10_fence.c
+++ b/drivers/gpu/drm/nouveau/nv10_fence.c
@@ -132,7 +132,7 @@ nv10_fence_context_new(struct nouveau_channel *chan)
struct ttm_mem_reg *mem = &priv->bo->bo.mem;
struct nouveau_object *object;
u32 start = mem->start * PAGE_SIZE;
- u32 limit = mem->start + mem->size - 1;
+ u32 limit = start + mem->size - 1;
ret = nouveau_object_new(nv_object(chan->cli), chan->handle,
NvSema, 0x0002,
diff --git a/drivers/gpu/drm/nouveau/nv50_fence.c b/drivers/gpu/drm/nouveau/nv50_fence.c
index d889f3a..923c7ef 100644
--- a/drivers/gpu/drm/nouveau/nv50_fence.c
+++ b/drivers/gpu/drm/nouveau/nv50_fence.c
@@ -50,6 +50,8 @@ nv50_fence_context_new(struct nouveau_channel *chan)
struct nv50_fence_chan *fctx;
struct ttm_mem_reg *mem = &priv->bo->bo.mem;
struct nouveau_object *object;
+ u32 start = mem->start * PAGE_SIZE;
+ u32 limit = start + mem->size - 1;
int ret, i;
fctx = chan->fence = kzalloc(sizeof(*fctx), GFP_KERNEL);
@@ -59,26 +61,28 @@ nv50_fence_context_new(struct nouveau_channel *chan)
nouveau_fence_context_new(&fctx->base);
ret = nouveau_object_new(nv_object(chan->cli), chan->handle,
- NvSema, 0x0002,
+ NvSema, 0x003d,
&(struct nv_dma_class) {
.flags = NV_DMA_TARGET_VRAM |
NV_DMA_ACCESS_RDWR,
- .start = mem->start * PAGE_SIZE,
- .limit = mem->size - 1,
+ .start = start,
+ .limit = limit,
}, sizeof(struct nv_dma_class),
&object);
/* dma objects for display sync channel semaphore blocks */
for (i = 0; !ret && i < dev->mode_config.num_crtc; i++) {
struct nouveau_bo *bo = nv50_display_crtc_sema(dev, i);
+ u32 start = bo->bo.mem.start * PAGE_SIZE;
+ u32 limit = start + bo->bo.mem.size - 1;
ret = nouveau_object_new(nv_object(chan->cli), chan->handle,
NvEvoSema0 + i, 0x003d,
&(struct nv_dma_class) {
.flags = NV_DMA_TARGET_VRAM |
NV_DMA_ACCESS_RDWR,
- .start = bo->bo.offset,
- .limit = bo->bo.offset + 0xfff,
+ .start = start,
+ .limit = limit,
}, sizeof(struct nv_dma_class),
&object);
}
diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c
index 43672b6..daa1e34 100644
--- a/drivers/gpu/drm/radeon/atom.c
+++ b/drivers/gpu/drm/radeon/atom.c
@@ -1222,12 +1222,17 @@ int atom_execute_table(struct atom_context *ctx, int index, uint32_t * params)
int r;
mutex_lock(&ctx->mutex);
+ /* reset data block */
+ ctx->data_block = 0;
/* reset reg block */
ctx->reg_block = 0;
/* reset fb window */
ctx->fb_base = 0;
/* reset io mode */
ctx->io_mode = ATOM_IO_MM;
+ /* reset divmul */
+ ctx->divmul[0] = 0;
+ ctx->divmul[1] = 0;
r = atom_execute_table_locked(ctx, index, params);
mutex_unlock(&ctx->mutex);
return r;
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c
index 064023b..32501f6 100644
--- a/drivers/gpu/drm/radeon/atombios_dp.c
+++ b/drivers/gpu/drm/radeon/atombios_dp.c
@@ -44,6 +44,41 @@ static char *pre_emph_names[] = {
};
/***** radeon AUX functions *****/
+
+/* Atom needs data in little endian format
+ * so swap as appropriate when copying data to
+ * or from atom. Note that atom operates on
+ * dw units.
+ */
+static void radeon_copy_swap(u8 *dst, u8 *src, u8 num_bytes, bool to_le)
+{
+#ifdef __BIG_ENDIAN
+ u8 src_tmp[20], dst_tmp[20]; /* used for byteswapping */
+ u32 *dst32, *src32;
+ int i;
+
+ memcpy(src_tmp, src, num_bytes);
+ src32 = (u32 *)src_tmp;
+ dst32 = (u32 *)dst_tmp;
+ if (to_le) {
+ for (i = 0; i < ((num_bytes + 3) / 4); i++)
+ dst32[i] = cpu_to_le32(src32[i]);
+ memcpy(dst, dst_tmp, num_bytes);
+ } else {
+ u8 dws = num_bytes & ~3;
+ for (i = 0; i < ((num_bytes + 3) / 4); i++)
+ dst32[i] = le32_to_cpu(src32[i]);
+ memcpy(dst, dst_tmp, dws);
+ if (num_bytes % 4) {
+ for (i = 0; i < (num_bytes % 4); i++)
+ dst[dws+i] = dst_tmp[dws+i];
+ }
+ }
+#else
+ memcpy(dst, src, num_bytes);
+#endif
+}
+
union aux_channel_transaction {
PROCESS_AUX_CHANNEL_TRANSACTION_PS_ALLOCATION v1;
PROCESS_AUX_CHANNEL_TRANSACTION_PARAMETERS_V2 v2;
@@ -65,10 +100,10 @@ static int radeon_process_aux_ch(struct radeon_i2c_chan *chan,
base = (unsigned char *)(rdev->mode_info.atom_context->scratch + 1);
- memcpy(base, send, send_bytes);
+ radeon_copy_swap(base, send, send_bytes, true);
- args.v1.lpAuxRequest = 0 + 4;
- args.v1.lpDataOut = 16 + 4;
+ args.v1.lpAuxRequest = cpu_to_le16((u16)(0 + 4));
+ args.v1.lpDataOut = cpu_to_le16((u16)(16 + 4));
args.v1.ucDataOutLen = 0;
args.v1.ucChannelID = chan->rec.i2c_id;
args.v1.ucDelay = delay / 10;
@@ -102,7 +137,7 @@ static int radeon_process_aux_ch(struct radeon_i2c_chan *chan,
recv_bytes = recv_size;
if (recv && recv_size)
- memcpy(recv, base + 16, recv_bytes);
+ radeon_copy_swap(recv, base + 16, recv_bytes, false);
return recv_bytes;
}
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index 78edadc..68ce360 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -147,7 +147,7 @@ static uint16_t combios_get_table_offset(struct drm_device *dev,
enum radeon_combios_table_offset table)
{
struct radeon_device *rdev = dev->dev_private;
- int rev;
+ int rev, size;
uint16_t offset = 0, check_offset;
if (!rdev->bios)
@@ -156,174 +156,106 @@ static uint16_t combios_get_table_offset(struct drm_device *dev,
switch (table) {
/* absolute offset tables */
case COMBIOS_ASIC_INIT_1_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0xc);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0xc;
break;
case COMBIOS_BIOS_SUPPORT_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x14);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x14;
break;
case COMBIOS_DAC_PROGRAMMING_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x2a);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x2a;
break;
case COMBIOS_MAX_COLOR_DEPTH_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x2c);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x2c;
break;
case COMBIOS_CRTC_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x2e);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x2e;
break;
case COMBIOS_PLL_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x30);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x30;
break;
case COMBIOS_TV_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x32);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x32;
break;
case COMBIOS_DFP_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x34);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x34;
break;
case COMBIOS_HW_CONFIG_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x36);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x36;
break;
case COMBIOS_MULTIMEDIA_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x38);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x38;
break;
case COMBIOS_TV_STD_PATCH_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x3e);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x3e;
break;
case COMBIOS_LCD_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x40);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x40;
break;
case COMBIOS_MOBILE_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x42);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x42;
break;
case COMBIOS_PLL_INIT_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x46);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x46;
break;
case COMBIOS_MEM_CONFIG_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x48);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x48;
break;
case COMBIOS_SAVE_MASK_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x4a);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x4a;
break;
case COMBIOS_HARDCODED_EDID_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x4c);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x4c;
break;
case COMBIOS_ASIC_INIT_2_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x4e);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x4e;
break;
case COMBIOS_CONNECTOR_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x50);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x50;
break;
case COMBIOS_DYN_CLK_1_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x52);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x52;
break;
case COMBIOS_RESERVED_MEM_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x54);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x54;
break;
case COMBIOS_EXT_TMDS_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x58);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x58;
break;
case COMBIOS_MEM_CLK_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x5a);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x5a;
break;
case COMBIOS_EXT_DAC_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x5c);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x5c;
break;
case COMBIOS_MISC_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x5e);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x5e;
break;
case COMBIOS_CRT_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x60);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x60;
break;
case COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x62);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x62;
break;
case COMBIOS_COMPONENT_VIDEO_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x64);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x64;
break;
case COMBIOS_FAN_SPEED_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x66);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x66;
break;
case COMBIOS_OVERDRIVE_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x68);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x68;
break;
case COMBIOS_OEM_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x6a);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x6a;
break;
case COMBIOS_DYN_CLK_2_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x6c);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x6c;
break;
case COMBIOS_POWER_CONNECTOR_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x6e);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x6e;
break;
case COMBIOS_I2C_INFO_TABLE:
- check_offset = RBIOS16(rdev->bios_header_start + 0x70);
- if (check_offset)
- offset = check_offset;
+ check_offset = 0x70;
break;
/* relative offset tables */
case COMBIOS_ASIC_INIT_3_TABLE: /* offset from misc info */
@@ -439,11 +371,16 @@ static uint16_t combios_get_table_offset(struct drm_device *dev,
}
break;
default:
+ check_offset = 0;
break;
}
- return offset;
+ size = RBIOS8(rdev->bios_header_start + 0x6);
+ /* check absolute offset tables */
+ if (table < COMBIOS_ASIC_INIT_3_TABLE && check_offset && check_offset < size)
+ offset = RBIOS16(rdev->bios_header_start + check_offset);
+ return offset;
}
bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev)
@@ -965,16 +902,22 @@ struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
dac = RBIOS8(dac_info + 0x3) & 0xf;
p_dac->ps2_pdac_adj = (bg << 8) | (dac);
}
- /* if the values are all zeros, use the table */
- if (p_dac->ps2_pdac_adj)
+ /* if the values are zeros, use the table */
+ if ((dac == 0) || (bg == 0))
+ found = 0;
+ else
found = 1;
}
/* quirks */
+ /* Radeon 7000 (RV100) */
+ if (((dev->pdev->device == 0x5159) &&
+ (dev->pdev->subsystem_vendor == 0x174B) &&
+ (dev->pdev->subsystem_device == 0x7c28)) ||
/* Radeon 9100 (R200) */
- if ((dev->pdev->device == 0x514D) &&
+ ((dev->pdev->device == 0x514D) &&
(dev->pdev->subsystem_vendor == 0x174B) &&
- (dev->pdev->subsystem_device == 0x7149)) {
+ (dev->pdev->subsystem_device == 0x7149))) {
/* vbios value is bad, use the default */
found = 0;
}
diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c
index 39ecb1a..aa63420 100644
--- a/drivers/hwmon/adt7470.c
+++ b/drivers/hwmon/adt7470.c
@@ -215,7 +215,7 @@ static inline int adt7470_write_word_data(struct i2c_client *client, u8 reg,
u16 value)
{
return i2c_smbus_write_byte_data(client, reg, value & 0xFF)
- && i2c_smbus_write_byte_data(client, reg + 1, value >> 8);
+ || i2c_smbus_write_byte_data(client, reg + 1, value >> 8);
}
static void adt7470_init_client(struct i2c_client *client)
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index 1e8e42f..57b2637 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -694,18 +694,18 @@ static int elantech_packet_check_v3(struct psmouse *psmouse)
static int elantech_packet_check_v4(struct psmouse *psmouse)
{
unsigned char *packet = psmouse->packet;
+ unsigned char packet_type = packet[3] & 0x03;
- if ((packet[0] & 0x0c) == 0x04 &&
- (packet[3] & 0x1f) == 0x11)
+ switch (packet_type) {
+ case 0:
+ return PACKET_V4_STATUS;
+
+ case 1:
return PACKET_V4_HEAD;
- if ((packet[0] & 0x0c) == 0x04 &&
- (packet[3] & 0x1f) == 0x12)
+ case 2:
return PACKET_V4_MOTION;
-
- if ((packet[0] & 0x0c) == 0x04 &&
- (packet[3] & 0x1f) == 0x10)
- return PACKET_V4_STATUS;
+ }
return PACKET_UNKNOWN;
}
@@ -1282,6 +1282,7 @@ static int elantech_set_properties(struct elantech_data *etd)
etd->hw_version = 3;
break;
case 6:
+ case 7:
etd->hw_version = 4;
break;
default:
diff --git a/drivers/macintosh/windfarm_rm31.c b/drivers/macintosh/windfarm_rm31.c
index 844003f..30b091e 100644
--- a/drivers/macintosh/windfarm_rm31.c
+++ b/drivers/macintosh/windfarm_rm31.c
@@ -439,15 +439,15 @@ static void backside_setup_pid(void)
/* Slots fan */
static const struct wf_pid_param slots_param = {
- .interval = 5,
- .history_len = 2,
- .gd = 30 << 20,
- .gp = 5 << 20,
- .gr = 0,
- .itarget = 40 << 16,
- .additive = 1,
- .min = 300,
- .max = 4000,
+ .interval = 1,
+ .history_len = 20,
+ .gd = 0,
+ .gp = 0,
+ .gr = 0x00100000,
+ .itarget = 3200000,
+ .additive = 0,
+ .min = 20,
+ .max = 100,
};
static void slots_fan_tick(void)
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 7187dbd..92858ab 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -2221,12 +2221,18 @@ static void recovery_request_write(struct mddev *mddev, struct r10bio *r10_bio)
d = r10_bio->devs[1].devnum;
wbio = r10_bio->devs[1].bio;
wbio2 = r10_bio->devs[1].repl_bio;
+ /* Need to test wbio2->bi_end_io before we call
+ * generic_make_request as if the former is NULL,
+ * the latter is free to free wbio2.
+ */
+ if (wbio2 && !wbio2->bi_end_io)
+ wbio2 = NULL;
if (wbio->bi_end_io) {
atomic_inc(&conf->mirrors[d].rdev->nr_pending);
md_sync_acct(conf->mirrors[d].rdev->bdev, wbio->bi_size >> 9);
generic_make_request(wbio);
}
- if (wbio2 && wbio2->bi_end_io) {
+ if (wbio2) {
atomic_inc(&conf->mirrors[d].replacement->nr_pending);
md_sync_acct(conf->mirrors[d].replacement->bdev,
wbio2->bi_size >> 9);
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 9a6ff72..5b022b1 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -3491,6 +3491,7 @@ static void handle_stripe(struct stripe_head *sh)
test_and_clear_bit(STRIPE_SYNC_REQUESTED, &sh->state)) {
set_bit(STRIPE_SYNCING, &sh->state);
clear_bit(STRIPE_INSYNC, &sh->state);
+ clear_bit(STRIPE_REPLACED, &sh->state);
}
spin_unlock(&sh->stripe_lock);
}
@@ -3636,19 +3637,23 @@ static void handle_stripe(struct stripe_head *sh)
handle_parity_checks5(conf, sh, &s, disks);
}
- if (s.replacing && s.locked == 0
- && !test_bit(STRIPE_INSYNC, &sh->state)) {
+ if ((s.replacing || s.syncing) && s.locked == 0
+ && !test_bit(STRIPE_COMPUTE_RUN, &sh->state)
+ && !test_bit(STRIPE_REPLACED, &sh->state)) {
/* Write out to replacement devices where possible */
for (i = 0; i < conf->raid_disks; i++)
- if (test_bit(R5_UPTODATE, &sh->dev[i].flags) &&
- test_bit(R5_NeedReplace, &sh->dev[i].flags)) {
+ if (test_bit(R5_NeedReplace, &sh->dev[i].flags)) {
+ WARN_ON(!test_bit(R5_UPTODATE, &sh->dev[i].flags));
set_bit(R5_WantReplace, &sh->dev[i].flags);
set_bit(R5_LOCKED, &sh->dev[i].flags);
s.locked++;
}
- set_bit(STRIPE_INSYNC, &sh->state);
+ if (s.replacing)
+ set_bit(STRIPE_INSYNC, &sh->state);
+ set_bit(STRIPE_REPLACED, &sh->state);
}
if ((s.syncing || s.replacing) && s.locked == 0 &&
+ !test_bit(STRIPE_COMPUTE_RUN, &sh->state) &&
test_bit(STRIPE_INSYNC, &sh->state)) {
md_done_sync(conf->mddev, STRIPE_SECTORS, 1);
clear_bit(STRIPE_SYNCING, &sh->state);
diff --git a/drivers/md/raid5.h b/drivers/md/raid5.h
index 050a334..7b20e03 100644
--- a/drivers/md/raid5.h
+++ b/drivers/md/raid5.h
@@ -310,6 +310,7 @@ enum {
STRIPE_SYNC_REQUESTED,
STRIPE_SYNCING,
STRIPE_INSYNC,
+ STRIPE_REPLACED,
STRIPE_PREREAD_ACTIVE,
STRIPE_DELAYED,
STRIPE_DEGRADED,
diff --git a/drivers/net/arcnet/arcnet.c b/drivers/net/arcnet/arcnet.c
index a746ba2..a956053 100644
--- a/drivers/net/arcnet/arcnet.c
+++ b/drivers/net/arcnet/arcnet.c
@@ -1007,7 +1007,7 @@ static void arcnet_rx(struct net_device *dev, int bufnum)
soft = &pkt.soft.rfc1201;
- lp->hw.copy_from_card(dev, bufnum, 0, &pkt, sizeof(ARC_HDR_SIZE));
+ lp->hw.copy_from_card(dev, bufnum, 0, &pkt, ARC_HDR_SIZE);
if (pkt.hard.offset[0]) {
ofs = pkt.hard.offset[0];
length = 256 - ofs;
diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c.h b/drivers/net/ethernet/atheros/atl1c/atl1c.h
index b2bf324..0f05565 100644
--- a/drivers/net/ethernet/atheros/atl1c/atl1c.h
+++ b/drivers/net/ethernet/atheros/atl1c/atl1c.h
@@ -520,6 +520,9 @@ struct atl1c_adapter {
struct net_device *netdev;
struct pci_dev *pdev;
struct napi_struct napi;
+ struct page *rx_page;
+ unsigned int rx_page_offset;
+ unsigned int rx_frag_size;
struct atl1c_hw hw;
struct atl1c_hw_stats hw_stats;
struct mii_if_info mii; /* MII interface info */
diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c
index bfcb8bc..26a8c62 100644
--- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c
+++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c
@@ -482,10 +482,15 @@ static int atl1c_set_mac_addr(struct net_device *netdev, void *p)
static void atl1c_set_rxbufsize(struct atl1c_adapter *adapter,
struct net_device *dev)
{
+ unsigned int head_size;
int mtu = dev->mtu;
adapter->rx_buffer_len = mtu > AT_RX_BUF_SIZE ?
roundup(mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN, 8) : AT_RX_BUF_SIZE;
+
+ head_size = SKB_DATA_ALIGN(adapter->rx_buffer_len + NET_SKB_PAD) +
+ SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
+ adapter->rx_frag_size = roundup_pow_of_two(head_size);
}
static netdev_features_t atl1c_fix_features(struct net_device *netdev,
@@ -953,6 +958,10 @@ static void atl1c_free_ring_resources(struct atl1c_adapter *adapter)
kfree(adapter->tpd_ring[0].buffer_info);
adapter->tpd_ring[0].buffer_info = NULL;
}
+ if (adapter->rx_page) {
+ put_page(adapter->rx_page);
+ adapter->rx_page = NULL;
+ }
}
/**
@@ -1642,6 +1651,35 @@ static inline void atl1c_rx_checksum(struct atl1c_adapter *adapter,
skb_checksum_none_assert(skb);
}
+static struct sk_buff *atl1c_alloc_skb(struct atl1c_adapter *adapter)
+{
+ struct sk_buff *skb;
+ struct page *page;
+
+ if (adapter->rx_frag_size > PAGE_SIZE)
+ return netdev_alloc_skb(adapter->netdev,
+ adapter->rx_buffer_len);
+
+ page = adapter->rx_page;
+ if (!page) {
+ adapter->rx_page = page = alloc_page(GFP_ATOMIC);
+ if (unlikely(!page))
+ return NULL;
+ adapter->rx_page_offset = 0;
+ }
+
+ skb = build_skb(page_address(page) + adapter->rx_page_offset,
+ adapter->rx_frag_size);
+ if (likely(skb)) {
+ adapter->rx_page_offset += adapter->rx_frag_size;
+ if (adapter->rx_page_offset >= PAGE_SIZE)
+ adapter->rx_page = NULL;
+ else
+ get_page(page);
+ }
+ return skb;
+}
+
static int atl1c_alloc_rx_buffer(struct atl1c_adapter *adapter)
{
struct atl1c_rfd_ring *rfd_ring = &adapter->rfd_ring;
@@ -1663,7 +1701,7 @@ static int atl1c_alloc_rx_buffer(struct atl1c_adapter *adapter)
while (next_info->flags & ATL1C_BUFFER_FREE) {
rfd_desc = ATL1C_RFD_DESC(rfd_ring, rfd_next_to_use);
- skb = netdev_alloc_skb(adapter->netdev, adapter->rx_buffer_len);
+ skb = atl1c_alloc_skb(adapter);
if (unlikely(!skb)) {
if (netif_msg_rx_err(adapter))
dev_warn(&pdev->dev, "alloc rx buffer failed\n");
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c
index 87592b4..b3c05de 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82598.c
@@ -108,9 +108,8 @@ s32 ixgbe_dcb_config_tx_desc_arbiter_82598(struct ixgbe_hw *hw,
/* Enable arbiter */
reg &= ~IXGBE_DPMCS_ARBDIS;
- /* Enable DFP and Recycle mode */
- reg |= (IXGBE_DPMCS_TDPAC | IXGBE_DPMCS_TRM);
reg |= IXGBE_DPMCS_TSOEF;
+
/* Configure Max TSO packet size 34KB including payload and headers */
reg |= (0x4 << IXGBE_DPMCS_MTSOS_SHIFT);
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 5163af3..573a3a0 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -371,7 +371,7 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
dev->caps.sqp_demux = (mlx4_is_master(dev)) ? MLX4_MAX_NUM_SLAVES : 0;
- if (!enable_64b_cqe_eqe) {
+ if (!enable_64b_cqe_eqe && !mlx4_is_slave(dev)) {
if (dev_cap->flags &
(MLX4_DEV_CAP_FLAG_64B_CQE | MLX4_DEV_CAP_FLAG_64B_EQE)) {
mlx4_warn(dev, "64B EQEs/CQEs supported by the device but not enabled\n");
diff --git a/drivers/net/ethernet/realtek/8139cp.c b/drivers/net/ethernet/realtek/8139cp.c
index f945393..9af14e0 100644
--- a/drivers/net/ethernet/realtek/8139cp.c
+++ b/drivers/net/ethernet/realtek/8139cp.c
@@ -478,7 +478,7 @@ rx_status_loop:
while (1) {
u32 status, len;
- dma_addr_t mapping;
+ dma_addr_t mapping, new_mapping;
struct sk_buff *skb, *new_skb;
struct cp_desc *desc;
const unsigned buflen = cp->rx_buf_sz;
@@ -520,6 +520,13 @@ rx_status_loop:
goto rx_next;
}
+ new_mapping = dma_map_single(&cp->pdev->dev, new_skb->data, buflen,
+ PCI_DMA_FROMDEVICE);
+ if (dma_mapping_error(&cp->pdev->dev, new_mapping)) {
+ dev->stats.rx_dropped++;
+ goto rx_next;
+ }
+
dma_unmap_single(&cp->pdev->dev, mapping,
buflen, PCI_DMA_FROMDEVICE);
@@ -531,12 +538,11 @@ rx_status_loop:
skb_put(skb, len);
- mapping = dma_map_single(&cp->pdev->dev, new_skb->data, buflen,
- PCI_DMA_FROMDEVICE);
cp->rx_skb[rx_tail] = new_skb;
cp_rx_skb(cp, skb, desc);
rx++;
+ mapping = new_mapping;
rx_next:
cp->rx_ring[rx_tail].opts2 = 0;
@@ -716,6 +722,22 @@ static inline u32 cp_tx_vlan_tag(struct sk_buff *skb)
TxVlanTag | swab16(vlan_tx_tag_get(skb)) : 0x00;
}
+static void unwind_tx_frag_mapping(struct cp_private *cp, struct sk_buff *skb,
+ int first, int entry_last)
+{
+ int frag, index;
+ struct cp_desc *txd;
+ skb_frag_t *this_frag;
+ for (frag = 0; frag+first < entry_last; frag++) {
+ index = first+frag;
+ cp->tx_skb[index] = NULL;
+ txd = &cp->tx_ring[index];
+ this_frag = &skb_shinfo(skb)->frags[frag];
+ dma_unmap_single(&cp->pdev->dev, le64_to_cpu(txd->addr),
+ skb_frag_size(this_frag), PCI_DMA_TODEVICE);
+ }
+}
+
static netdev_tx_t cp_start_xmit (struct sk_buff *skb,
struct net_device *dev)
{
@@ -749,6 +771,9 @@ static netdev_tx_t cp_start_xmit (struct sk_buff *skb,
len = skb->len;
mapping = dma_map_single(&cp->pdev->dev, skb->data, len, PCI_DMA_TODEVICE);
+ if (dma_mapping_error(&cp->pdev->dev, mapping))
+ goto out_dma_error;
+
txd->opts2 = opts2;
txd->addr = cpu_to_le64(mapping);
wmb();
@@ -786,6 +811,9 @@ static netdev_tx_t cp_start_xmit (struct sk_buff *skb,
first_len = skb_headlen(skb);
first_mapping = dma_map_single(&cp->pdev->dev, skb->data,
first_len, PCI_DMA_TODEVICE);
+ if (dma_mapping_error(&cp->pdev->dev, first_mapping))
+ goto out_dma_error;
+
cp->tx_skb[entry] = skb;
entry = NEXT_TX(entry);
@@ -799,6 +827,11 @@ static netdev_tx_t cp_start_xmit (struct sk_buff *skb,
mapping = dma_map_single(&cp->pdev->dev,
skb_frag_address(this_frag),
len, PCI_DMA_TODEVICE);
+ if (dma_mapping_error(&cp->pdev->dev, mapping)) {
+ unwind_tx_frag_mapping(cp, skb, first_entry, entry);
+ goto out_dma_error;
+ }
+
eor = (entry == (CP_TX_RING_SIZE - 1)) ? RingEnd : 0;
ctrl = eor | len | DescOwn;
@@ -859,11 +892,16 @@ static netdev_tx_t cp_start_xmit (struct sk_buff *skb,
if (TX_BUFFS_AVAIL(cp) <= (MAX_SKB_FRAGS + 1))
netif_stop_queue(dev);
+out_unlock:
spin_unlock_irqrestore(&cp->lock, intr_flags);
cpw8(TxPoll, NormalTxPoll);
return NETDEV_TX_OK;
+out_dma_error:
+ kfree_skb(skb);
+ cp->dev->stats.tx_dropped++;
+ goto out_unlock;
}
/* Set or clear the multicast filter for this adaptor.
@@ -1054,6 +1092,10 @@ static int cp_refill_rx(struct cp_private *cp)
mapping = dma_map_single(&cp->pdev->dev, skb->data,
cp->rx_buf_sz, PCI_DMA_FROMDEVICE);
+ if (dma_mapping_error(&cp->pdev->dev, mapping)) {
+ kfree_skb(skb);
+ goto err_out;
+ }
cp->rx_skb[i] = skb;
cp->rx_ring[i].opts2 = 0;
diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c
index 937c09d..506a024 100644
--- a/drivers/net/usb/smsc75xx.c
+++ b/drivers/net/usb/smsc75xx.c
@@ -45,7 +45,6 @@
#define EEPROM_MAC_OFFSET (0x01)
#define DEFAULT_TX_CSUM_ENABLE (true)
#define DEFAULT_RX_CSUM_ENABLE (true)
-#define DEFAULT_TSO_ENABLE (true)
#define SMSC75XX_INTERNAL_PHY_ID (1)
#define SMSC75XX_TX_OVERHEAD (8)
#define MAX_RX_FIFO_SIZE (20 * 1024)
@@ -1412,17 +1411,14 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf)
INIT_WORK(&pdata->set_multicast, smsc75xx_deferred_multicast_write);
- if (DEFAULT_TX_CSUM_ENABLE) {
+ if (DEFAULT_TX_CSUM_ENABLE)
dev->net->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
- if (DEFAULT_TSO_ENABLE)
- dev->net->features |= NETIF_F_SG |
- NETIF_F_TSO | NETIF_F_TSO6;
- }
+
if (DEFAULT_RX_CSUM_ENABLE)
dev->net->features |= NETIF_F_RXCSUM;
dev->net->hw_features = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
- NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_RXCSUM;
+ NETIF_F_RXCSUM;
ret = smsc75xx_wait_ready(dev, 0);
if (ret < 0) {
@@ -2198,8 +2194,6 @@ static struct sk_buff *smsc75xx_tx_fixup(struct usbnet *dev,
{
u32 tx_cmd_a, tx_cmd_b;
- skb_linearize(skb);
-
if (skb_headroom(skb) < SMSC75XX_TX_OVERHEAD) {
struct sk_buff *skb2 =
skb_copy_expand(skb, SMSC75XX_TX_OVERHEAD, 0, flags);
diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c
index f5dda84..75a6376 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -1289,7 +1289,9 @@ static void ath9k_hif_usb_disconnect(struct usb_interface *interface)
usb_set_intfdata(interface, NULL);
- if (!unplugged && (hif_dev->flags & HIF_USB_START))
+ /* If firmware was loaded we should drop it
+ * go back to first stage bootloader. */
+ if (!unplugged && (hif_dev->flags & HIF_USB_READY))
ath9k_hif_usb_reboot(udev);
kfree(hif_dev);
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index 0663653..351123a 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -846,6 +846,7 @@ static int ath9k_init_device(struct ath9k_htc_priv *priv,
if (error != 0)
goto err_rx;
+ ath9k_hw_disable(priv->ah);
#ifdef CONFIG_MAC80211_LEDS
/* must be initialized before ieee80211_register_hw */
priv->led_cdev.default_trigger = ieee80211_create_tpt_led_trigger(priv->hw,
diff --git a/drivers/net/wireless/iwlwifi/dvm/mac80211.c b/drivers/net/wireless/iwlwifi/dvm/mac80211.c
index 3163e0f..c784f69 100644
--- a/drivers/net/wireless/iwlwifi/dvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/dvm/mac80211.c
@@ -786,9 +786,23 @@ static int iwlagn_mac_sta_state(struct ieee80211_hw *hw,
mutex_lock(&priv->mutex);
if (vif->type == NL80211_IFTYPE_STATION) {
if (old_state == IEEE80211_STA_NOTEXIST &&
- new_state == IEEE80211_STA_NONE)
+ new_state == IEEE80211_STA_NONE) {
+ /*
+ * Firmware bug - it'll crash if the beacon interval is less
+ * than 16. We can't avoid connecting at all, so refuse the
+ * station state change, this will cause mac80211 to abandon
+ * attempts to connect to this AP, and eventually wpa_s will
+ * blacklist the AP...
+ */
+ if (vif->bss_conf.beacon_int < 16) {
+ IWL_ERR(priv,
+ "AP %pM beacon interval is %d, refusing due to firmware bug!\n",
+ sta->addr, vif->bss_conf.beacon_int);
+ ret = -EINVAL;
+ goto out_unlock;
+ }
op = ADD;
- else if (old_state == IEEE80211_STA_NONE &&
+ } else if (old_state == IEEE80211_STA_NONE &&
new_state == IEEE80211_STA_NOTEXIST)
op = REMOVE;
else if (old_state == IEEE80211_STA_AUTH &&
@@ -856,6 +870,7 @@ static int iwlagn_mac_sta_state(struct ieee80211_hw *hw,
if (iwl_is_rfkill(priv))
ret = 0;
+out_unlock:
mutex_unlock(&priv->mutex);
IWL_DEBUG_MAC80211(priv, "leave\n");
diff --git a/drivers/net/wireless/iwlwifi/pcie/drv.c b/drivers/net/wireless/iwlwifi/pcie/drv.c
index 2c18171..8fee66f 100644
--- a/drivers/net/wireless/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/iwlwifi/pcie/drv.c
@@ -131,6 +131,7 @@ static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = {
{IWL_PCI_DEVICE(0x423C, 0x1306, iwl5150_abg_cfg)}, /* Half Mini Card */
{IWL_PCI_DEVICE(0x423C, 0x1221, iwl5150_agn_cfg)}, /* Mini Card */
{IWL_PCI_DEVICE(0x423C, 0x1321, iwl5150_agn_cfg)}, /* Half Mini Card */
+ {IWL_PCI_DEVICE(0x423C, 0x1326, iwl5150_abg_cfg)}, /* Half Mini Card */
{IWL_PCI_DEVICE(0x423D, 0x1211, iwl5150_agn_cfg)}, /* Mini Card */
{IWL_PCI_DEVICE(0x423D, 0x1311, iwl5150_agn_cfg)}, /* Half Mini Card */
diff --git a/drivers/net/wireless/mwifiex/sdio.c b/drivers/net/wireless/mwifiex/sdio.c
index 5a1c1d0..86c025d 100644
--- a/drivers/net/wireless/mwifiex/sdio.c
+++ b/drivers/net/wireless/mwifiex/sdio.c
@@ -1455,8 +1455,8 @@ static int mwifiex_sdio_host_to_card(struct mwifiex_adapter *adapter,
/* Allocate buffer and copy payload */
blk_size = MWIFIEX_SDIO_BLOCK_SIZE;
buf_block_len = (pkt_len + blk_size - 1) / blk_size;
- *(u16 *) &payload[0] = (u16) pkt_len;
- *(u16 *) &payload[2] = type;
+ *(__le16 *)&payload[0] = cpu_to_le16((u16)pkt_len);
+ *(__le16 *)&payload[2] = cpu_to_le16(type);
/*
* This is SDIO specific header
diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c
index e488b94..a57032e 100644
--- a/drivers/net/wireless/rt2x00/rt2x00queue.c
+++ b/drivers/net/wireless/rt2x00/rt2x00queue.c
@@ -877,13 +877,8 @@ void rt2x00queue_index_inc(struct queue_entry *entry, enum queue_index index)
spin_unlock_irqrestore(&queue->index_lock, irqflags);
}
-void rt2x00queue_pause_queue(struct data_queue *queue)
+void rt2x00queue_pause_queue_nocheck(struct data_queue *queue)
{
- if (!test_bit(DEVICE_STATE_PRESENT, &queue->rt2x00dev->flags) ||
- !test_bit(QUEUE_STARTED, &queue->flags) ||
- test_and_set_bit(QUEUE_PAUSED, &queue->flags))
- return;
-
switch (queue->qid) {
case QID_AC_VO:
case QID_AC_VI:
@@ -899,6 +894,15 @@ void rt2x00queue_pause_queue(struct data_queue *queue)
break;
}
}
+void rt2x00queue_pause_queue(struct data_queue *queue)
+{
+ if (!test_bit(DEVICE_STATE_PRESENT, &queue->rt2x00dev->flags) ||
+ !test_bit(QUEUE_STARTED, &queue->flags) ||
+ test_and_set_bit(QUEUE_PAUSED, &queue->flags))
+ return;
+
+ rt2x00queue_pause_queue_nocheck(queue);
+}
EXPORT_SYMBOL_GPL(rt2x00queue_pause_queue);
void rt2x00queue_unpause_queue(struct data_queue *queue)
@@ -960,7 +964,7 @@ void rt2x00queue_stop_queue(struct data_queue *queue)
return;
}
- rt2x00queue_pause_queue(queue);
+ rt2x00queue_pause_queue_nocheck(queue);
queue->rt2x00dev->ops->lib->stop_queue(queue);
diff --git a/drivers/scsi/isci/task.c b/drivers/scsi/isci/task.c
index b6f19a1..572ab51 100644
--- a/drivers/scsi/isci/task.c
+++ b/drivers/scsi/isci/task.c
@@ -491,6 +491,7 @@ int isci_task_abort_task(struct sas_task *task)
struct isci_tmf tmf;
int ret = TMF_RESP_FUNC_FAILED;
unsigned long flags;
+ int target_done_already = 0;
/* Get the isci_request reference from the task. Note that
* this check does not depend on the pending request list
@@ -505,9 +506,11 @@ int isci_task_abort_task(struct sas_task *task)
/* If task is already done, the request isn't valid */
if (!(task->task_state_flags & SAS_TASK_STATE_DONE) &&
(task->task_state_flags & SAS_TASK_AT_INITIATOR) &&
- old_request)
+ old_request) {
idev = isci_get_device(task->dev->lldd_dev);
-
+ target_done_already = test_bit(IREQ_COMPLETE_IN_TARGET,
+ &old_request->flags);
+ }
spin_unlock(&task->task_state_lock);
spin_unlock_irqrestore(&ihost->scic_lock, flags);
@@ -561,7 +564,7 @@ int isci_task_abort_task(struct sas_task *task)
if (task->task_proto == SAS_PROTOCOL_SMP ||
sas_protocol_ata(task->task_proto) ||
- test_bit(IREQ_COMPLETE_IN_TARGET, &old_request->flags) ||
+ target_done_already ||
test_bit(IDEV_GONE, &idev->flags)) {
spin_unlock_irqrestore(&ihost->scic_lock, flags);
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 996a314..3433e07 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -3508,11 +3508,21 @@ static int megasas_init_fw(struct megasas_instance *instance)
break;
}
- /*
- * We expect the FW state to be READY
- */
- if (megasas_transition_to_ready(instance, 0))
- goto fail_ready_state;
+ if (megasas_transition_to_ready(instance, 0)) {
+ atomic_set(&instance->fw_reset_no_pci_access, 1);
+ instance->instancet->adp_reset
+ (instance, instance->reg_set);
+ atomic_set(&instance->fw_reset_no_pci_access, 0);
+ dev_info(&instance->pdev->dev,
+ "megasas: FW restarted successfully from %s!\n",
+ __func__);
+
+ /*waitting for about 30 second before retry*/
+ ssleep(30);
+
+ if (megasas_transition_to_ready(instance, 0))
+ goto fail_ready_state;
+ }
/* Check if MSI-X is supported while in ready state */
msix_enable = (instance->instancet->read_fw_status_reg(reg_set) &
diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c
index a481684..01bb80f 100644
--- a/drivers/scsi/qla2xxx/qla_iocb.c
+++ b/drivers/scsi/qla2xxx/qla_iocb.c
@@ -418,6 +418,8 @@ qla2x00_start_scsi(srb_t *sp)
__constant_cpu_to_le16(CF_SIMPLE_TAG);
break;
}
+ } else {
+ cmd_pkt->control_flags = __constant_cpu_to_le16(CF_SIMPLE_TAG);
}
/* Load SCSI command packet. */
@@ -1316,11 +1318,11 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt,
fcp_cmnd->task_attribute = TSK_ORDERED;
break;
default:
- fcp_cmnd->task_attribute = 0;
+ fcp_cmnd->task_attribute = TSK_SIMPLE;
break;
}
} else {
- fcp_cmnd->task_attribute = 0;
+ fcp_cmnd->task_attribute = TSK_SIMPLE;
}
cmd_pkt->fcp_rsp_dseg_len = 0; /* Let response come in status iocb */
@@ -1536,7 +1538,12 @@ qla24xx_start_scsi(srb_t *sp)
case ORDERED_QUEUE_TAG:
cmd_pkt->task = TSK_ORDERED;
break;
+ default:
+ cmd_pkt->task = TSK_SIMPLE;
+ break;
}
+ } else {
+ cmd_pkt->task = TSK_SIMPLE;
}
/* Load SCSI command packet. */
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index 3b1ea34..eaa808e 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -1031,6 +1031,9 @@ int scsi_get_vpd_page(struct scsi_device *sdev, u8 page, unsigned char *buf,
{
int i, result;
+ if (sdev->skip_vpd_pages)
+ goto fail;
+
/* Ask for all the pages supported by this device */
result = scsi_vpd_inquiry(sdev, buf, 0, buf_len);
if (result)
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index f5fcf65..a1dcdc3 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -828,10 +828,17 @@ static int scsi_setup_flush_cmnd(struct scsi_device *sdp, struct request *rq)
static void sd_unprep_fn(struct request_queue *q, struct request *rq)
{
+ struct scsi_cmnd *SCpnt = rq->special;
+
if (rq->cmd_flags & REQ_DISCARD) {
free_page((unsigned long)rq->buffer);
rq->buffer = NULL;
}
+ if (SCpnt->cmnd != rq->cmd) {
+ mempool_free(SCpnt->cmnd, sd_cdb_pool);
+ SCpnt->cmnd = NULL;
+ SCpnt->cmd_len = 0;
+ }
}
/**
@@ -1722,21 +1729,6 @@ static int sd_done(struct scsi_cmnd *SCpnt)
if (rq_data_dir(SCpnt->request) == READ && scsi_prot_sg_count(SCpnt))
sd_dif_complete(SCpnt, good_bytes);
- if (scsi_host_dif_capable(sdkp->device->host, sdkp->protection_type)
- == SD_DIF_TYPE2_PROTECTION && SCpnt->cmnd != SCpnt->request->cmd) {
-
- /* We have to print a failed command here as the
- * extended CDB gets freed before scsi_io_completion()
- * is called.
- */
- if (result)
- scsi_print_command(SCpnt);
-
- mempool_free(SCpnt->cmnd, sd_cdb_pool);
- SCpnt->cmnd = NULL;
- SCpnt->cmd_len = 0;
- }
-
return good_bytes;
}
diff --git a/drivers/spi/spi-davinci.c b/drivers/spi/spi-davinci.c
index 13661e1..9f3d1bb 100644
--- a/drivers/spi/spi-davinci.c
+++ b/drivers/spi/spi-davinci.c
@@ -608,7 +608,7 @@ static int davinci_spi_bufs(struct spi_device *spi, struct spi_transfer *t)
else
buf = (void *)t->tx_buf;
t->tx_dma = dma_map_single(&spi->dev, buf,
- t->len, DMA_FROM_DEVICE);
+ t->len, DMA_TO_DEVICE);
if (!t->tx_dma) {
ret = -EFAULT;
goto err_tx_map;
diff --git a/drivers/staging/android/logger.c b/drivers/staging/android/logger.c
index dbc63cb..316cb2c 100644
--- a/drivers/staging/android/logger.c
+++ b/drivers/staging/android/logger.c
@@ -371,7 +371,7 @@ static ssize_t logger_aio_write(struct kiocb *iocb, const struct iovec *iov,
unsigned long nr_segs, loff_t ppos)
{
struct logger_log *log = file_get_log(iocb->ki_filp);
- size_t orig = log->w_off;
+ size_t orig;
struct logger_entry header;
struct timespec now;
ssize_t ret = 0;
@@ -390,6 +390,8 @@ static ssize_t logger_aio_write(struct kiocb *iocb, const struct iovec *iov,
mutex_lock(&log->mutex);
+ orig = log->w_off;
+
/*
* Fix up any readers, pulling them forward to the first readable
* entry after (what will be) the new write offset. We do this now
diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c
index 6894b3e..fbd9231 100644
--- a/drivers/staging/comedi/comedi_fops.c
+++ b/drivers/staging/comedi/comedi_fops.c
@@ -1180,22 +1180,19 @@ static int do_cmd_ioctl(struct comedi_device *dev,
DPRINTK("subdevice busy\n");
return -EBUSY;
}
- s->busy = file;
/* make sure channel/gain list isn't too long */
if (cmd.chanlist_len > s->len_chanlist) {
DPRINTK("channel/gain list too long %u > %d\n",
cmd.chanlist_len, s->len_chanlist);
- ret = -EINVAL;
- goto cleanup;
+ return -EINVAL;
}
/* make sure channel/gain list isn't too short */
if (cmd.chanlist_len < 1) {
DPRINTK("channel/gain list too short %u < 1\n",
cmd.chanlist_len);
- ret = -EINVAL;
- goto cleanup;
+ return -EINVAL;
}
async->cmd = cmd;
@@ -1205,8 +1202,7 @@ static int do_cmd_ioctl(struct comedi_device *dev,
kmalloc(async->cmd.chanlist_len * sizeof(int), GFP_KERNEL);
if (!async->cmd.chanlist) {
DPRINTK("allocation failed\n");
- ret = -ENOMEM;
- goto cleanup;
+ return -ENOMEM;
}
if (copy_from_user(async->cmd.chanlist, user_chanlist,
@@ -1258,6 +1254,9 @@ static int do_cmd_ioctl(struct comedi_device *dev,
comedi_set_subdevice_runflags(s, ~0, SRF_USER | SRF_RUNNING);
+ /* set s->busy _after_ setting SRF_RUNNING flag to avoid race with
+ * comedi_read() or comedi_write() */
+ s->busy = file;
ret = s->do_cmd(dev, s);
if (ret == 0)
return 0;
@@ -1472,6 +1471,7 @@ static int do_cancel_ioctl(struct comedi_device *dev, unsigned int arg,
void *file)
{
struct comedi_subdevice *s;
+ int ret;
if (arg >= dev->n_subdevices)
return -EINVAL;
@@ -1488,7 +1488,11 @@ static int do_cancel_ioctl(struct comedi_device *dev, unsigned int arg,
if (s->busy != file)
return -EBUSY;
- return do_cancel(dev, s);
+ ret = do_cancel(dev, s);
+ if (comedi_get_subdevice_runflags(s) & SRF_USER)
+ wake_up_interruptible(&s->async->wait_head);
+
+ return ret;
}
/*
@@ -1855,6 +1859,7 @@ static ssize_t comedi_write(struct file *file, const char __user *buf,
if (!(comedi_get_subdevice_runflags(s) & SRF_RUNNING)) {
if (count == 0) {
+ mutex_lock(&dev->mutex);
if (comedi_get_subdevice_runflags(s) &
SRF_ERROR) {
retval = -EPIPE;
@@ -1862,6 +1867,7 @@ static ssize_t comedi_write(struct file *file, const char __user *buf,
retval = 0;
}
do_become_nonbusy(dev, s);
+ mutex_unlock(&dev->mutex);
}
break;
}
@@ -1976,6 +1982,7 @@ static ssize_t comedi_read(struct file *file, char __user *buf, size_t nbytes,
if (n == 0) {
if (!(comedi_get_subdevice_runflags(s) & SRF_RUNNING)) {
+ mutex_lock(&dev->mutex);
do_become_nonbusy(dev, s);
if (comedi_get_subdevice_runflags(s) &
SRF_ERROR) {
@@ -1983,6 +1990,7 @@ static ssize_t comedi_read(struct file *file, char __user *buf, size_t nbytes,
} else {
retval = 0;
}
+ mutex_unlock(&dev->mutex);
break;
}
if (file->f_flags & O_NONBLOCK) {
@@ -2020,9 +2028,11 @@ static ssize_t comedi_read(struct file *file, char __user *buf, size_t nbytes,
buf += n;
break; /* makes device work like a pipe */
}
- if (!(comedi_get_subdevice_runflags(s) & (SRF_ERROR | SRF_RUNNING)) &&
- async->buf_read_count - async->buf_write_count == 0) {
- do_become_nonbusy(dev, s);
+ if (!(comedi_get_subdevice_runflags(s) & (SRF_ERROR | SRF_RUNNING))) {
+ mutex_lock(&dev->mutex);
+ if (async->buf_read_count - async->buf_write_count == 0)
+ do_become_nonbusy(dev, s);
+ mutex_unlock(&dev->mutex);
}
set_current_state(TASK_RUNNING);
remove_wait_queue(&async->wait_head, &wait);
diff --git a/drivers/tty/serial/arc_uart.c b/drivers/tty/serial/arc_uart.c
index 3e0b3fa..c4e06db 100644
--- a/drivers/tty/serial/arc_uart.c
+++ b/drivers/tty/serial/arc_uart.c
@@ -741,6 +741,6 @@ module_init(arc_serial_init);
module_exit(arc_serial_exit);
MODULE_LICENSE("GPL");
-MODULE_ALIAS("plat-arcfpga/uart");
+MODULE_ALIAS("platform:" DRIVER_NAME);
MODULE_AUTHOR("Vineet Gupta");
MODULE_DESCRIPTION("ARC(Synopsys) On-Chip(fpga) serial driver");
diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c
index e55615e..8bb306b 100644
--- a/drivers/tty/serial/mxs-auart.c
+++ b/drivers/tty/serial/mxs-auart.c
@@ -710,11 +710,18 @@ static void mxs_auart_settermios(struct uart_port *u,
static irqreturn_t mxs_auart_irq_handle(int irq, void *context)
{
- u32 istatus, istat;
+ u32 istat;
struct mxs_auart_port *s = context;
u32 stat = readl(s->port.membase + AUART_STAT);
- istatus = istat = readl(s->port.membase + AUART_INTR);
+ istat = readl(s->port.membase + AUART_INTR);
+
+ /* ack irq */
+ writel(istat & (AUART_INTR_RTIS
+ | AUART_INTR_TXIS
+ | AUART_INTR_RXIS
+ | AUART_INTR_CTSMIS),
+ s->port.membase + AUART_INTR_CLR);
if (istat & AUART_INTR_CTSMIS) {
uart_handle_cts_change(&s->port, stat & AUART_STAT_CTS);
@@ -734,12 +741,6 @@ static irqreturn_t mxs_auart_irq_handle(int irq, void *context)
istat &= ~AUART_INTR_TXIS;
}
- writel(istatus & (AUART_INTR_RTIS
- | AUART_INTR_TXIS
- | AUART_INTR_RXIS
- | AUART_INTR_CTSMIS),
- s->port.membase + AUART_INTR_CLR);
-
return IRQ_HANDLED;
}
@@ -882,9 +883,9 @@ auart_console_write(struct console *co, const char *str, unsigned int count)
struct mxs_auart_port *s;
struct uart_port *port;
unsigned int old_ctrl0, old_ctrl2;
- unsigned int to = 1000;
+ unsigned int to = 20000;
- if (co->index > MXS_AUART_PORTS || co->index < 0)
+ if (co->index >= MXS_AUART_PORTS || co->index < 0)
return;
s = auart_port[co->index];
@@ -903,18 +904,23 @@ auart_console_write(struct console *co, const char *str, unsigned int count)
uart_console_write(port, str, count, mxs_auart_console_putchar);
- /*
- * Finally, wait for transmitter to become empty
- * and restore the TCR
- */
+ /* Finally, wait for transmitter to become empty ... */
while (readl(port->membase + AUART_STAT) & AUART_STAT_BUSY) {
+ udelay(1);
if (!to--)
break;
- udelay(1);
}
- writel(old_ctrl0, port->membase + AUART_CTRL0);
- writel(old_ctrl2, port->membase + AUART_CTRL2);
+ /*
+ * ... and restore the TCR if we waited long enough for the transmitter
+ * to be idle. This might keep the transmitter enabled although it is
+ * unused, but that is better than to disable it while it is still
+ * transmitting.
+ */
+ if (!(readl(port->membase + AUART_STAT) & AUART_STAT_BUSY)) {
+ writel(old_ctrl0, port->membase + AUART_CTRL0);
+ writel(old_ctrl2, port->membase + AUART_CTRL2);
+ }
clk_disable(s->clk);
}
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 2a89588..d96ca07 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -725,6 +725,15 @@ resubmit:
static inline int
hub_clear_tt_buffer (struct usb_device *hdev, u16 devinfo, u16 tt)
{
+ /* Need to clear both directions for control ep */
+ if (((devinfo >> 11) & USB_ENDPOINT_XFERTYPE_MASK) ==
+ USB_ENDPOINT_XFER_CONTROL) {
+ int status = usb_control_msg(hdev, usb_sndctrlpipe(hdev, 0),
+ HUB_CLEAR_TT_BUFFER, USB_RT_PORT,
+ devinfo ^ 0x8000, tt, NULL, 0, 1000);
+ if (status)
+ return status;
+ }
return usb_control_msg(hdev, usb_sndctrlpipe(hdev, 0),
HUB_CLEAR_TT_BUFFER, USB_RT_PORT, devinfo,
tt, NULL, 0, 1000);
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 1dae91d..17dcd98 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -730,8 +730,8 @@ struct dwc3 {
struct dwc3_event_type {
u32 is_devspec:1;
- u32 type:6;
- u32 reserved8_31:25;
+ u32 type:7;
+ u32 reserved8_31:24;
} __packed;
#define DWC3_DEPEVT_XFERCOMPLETE 0x01
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index be13492..1656800 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1535,6 +1535,7 @@ err1:
__dwc3_gadget_ep_disable(dwc->eps[0]);
err0:
+ dwc->gadget_driver = NULL;
spin_unlock_irqrestore(&dwc->lock, flags);
return ret;
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index 7d06e77..f578493 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -856,6 +856,7 @@ static int ehci_hub_control (
ehci->reset_done[wIndex] = jiffies
+ msecs_to_jiffies(20);
usb_hcd_start_port_resume(&hcd->self, wIndex);
+ set_bit(wIndex, &ehci->resuming_ports);
/* check the port again */
mod_timer(&ehci_to_hcd(ehci)->rh_timer,
ehci->reset_done[wIndex]);
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 1aeb4da..76fb7d9 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -93,7 +93,6 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
}
if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
pdev->device == PCI_DEVICE_ID_INTEL_PANTHERPOINT_XHCI) {
- xhci->quirks |= XHCI_SPURIOUS_SUCCESS;
xhci->quirks |= XHCI_EP_LIMIT_QUIRK;
xhci->limit_active_eps = 64;
xhci->quirks |= XHCI_SW_BW_CHECKING;
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 2573cf4..3020c71 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -434,7 +434,7 @@ static void ring_doorbell_for_active_rings(struct xhci_hcd *xhci,
/* A ring has pending URBs if its TD list is not empty */
if (!(ep->ep_state & EP_HAS_STREAMS)) {
- if (!(list_empty(&ep->ring->td_list)))
+ if (ep->ring && !(list_empty(&ep->ring->td_list)))
xhci_ring_ep_doorbell(xhci, slot_id, ep_index, 0);
return;
}
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 7f6de85..661c553 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -1167,9 +1167,6 @@ static int xhci_check_args(struct usb_hcd *hcd, struct usb_device *udev,
}
xhci = hcd_to_xhci(hcd);
- if (xhci->xhc_state & XHCI_STATE_HALTED)
- return -ENODEV;
-
if (check_virt_dev) {
if (!udev->slot_id || !xhci->devs[udev->slot_id]) {
printk(KERN_DEBUG "xHCI %s called with unaddressed "
@@ -1185,6 +1182,9 @@ static int xhci_check_args(struct usb_hcd *hcd, struct usb_device *udev,
}
}
+ if (xhci->xhc_state & XHCI_STATE_HALTED)
+ return -ENODEV;
+
return 1;
}
@@ -4671,6 +4671,13 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks)
get_quirks(dev, xhci);
+ /* In xhci controllers which follow xhci 1.0 spec gives a spurious
+ * success event after a short transfer. This quirk will ignore such
+ * spurious event.
+ */
+ if (xhci->hci_version > 0x96)
+ xhci->quirks |= XHCI_SPURIOUS_SUCCESS;
+
/* Make sure the HC is halted. */
retval = xhci_halt(xhci);
if (retval)
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index dd573ab..7af163d 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -3247,6 +3247,7 @@ static const struct usb_device_id sisusb_table[] = {
{ USB_DEVICE(0x0711, 0x0903) },
{ USB_DEVICE(0x0711, 0x0918) },
{ USB_DEVICE(0x0711, 0x0920) },
+ { USB_DEVICE(0x0711, 0x0950) },
{ USB_DEVICE(0x182d, 0x021c) },
{ USB_DEVICE(0x182d, 0x0269) },
{ }
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 4747d1c..3850e92 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -53,6 +53,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x0489, 0xE000) }, /* Pirelli Broadband S.p.A, DP-L10 SIP/GSM Mobile */
{ USB_DEVICE(0x0489, 0xE003) }, /* Pirelli Broadband S.p.A, DP-L10 SIP/GSM Mobile */
{ USB_DEVICE(0x0745, 0x1000) }, /* CipherLab USB CCD Barcode Scanner 1000 */
+ { USB_DEVICE(0x0846, 0x1100) }, /* NetGear Managed Switch M4100 series, M5300 series, M7100 series */
{ USB_DEVICE(0x08e6, 0x5501) }, /* Gemalto Prox-PU/CU contactless smartcard reader */
{ USB_DEVICE(0x08FD, 0x000A) }, /* Digianswer A/S , ZigBee/802.15.4 MAC Device */
{ USB_DEVICE(0x0BED, 0x1100) }, /* MEI (TM) Cashflow-SC Bill/Voucher Acceptor */
@@ -118,6 +119,8 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x10C4, 0x85F8) }, /* Virtenio Preon32 */
{ USB_DEVICE(0x10C4, 0x8664) }, /* AC-Services CAN-IF */
{ USB_DEVICE(0x10C4, 0x8665) }, /* AC-Services OBD-IF */
+ { USB_DEVICE(0x10C4, 0x88A4) }, /* MMB Networks ZigBee USB Device */
+ { USB_DEVICE(0x10C4, 0x88A5) }, /* Planet Innovation Ingeni ZigBee USB Device */
{ USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
{ USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */
{ USB_DEVICE(0x10C4, 0xEA70) }, /* Silicon Labs factory default */
@@ -148,6 +151,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x17F4, 0xAAAA) }, /* Wavesense Jazz blood glucose meter */
{ USB_DEVICE(0x1843, 0x0200) }, /* Vaisala USB Instrument Cable */
{ USB_DEVICE(0x18EF, 0xE00F) }, /* ELV USB-I2C-Interface */
+ { USB_DEVICE(0x1ADB, 0x0001) }, /* Schweitzer Engineering C662 Cable */
{ USB_DEVICE(0x1BE3, 0x07A6) }, /* WAGO 750-923 USB Service Cable */
{ USB_DEVICE(0x1E29, 0x0102) }, /* Festo CPX-USB */
{ USB_DEVICE(0x1E29, 0x0501) }, /* Festo CMSP */
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 86a1892..2bc1966 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -737,9 +737,34 @@ static struct usb_device_id id_table_combined [] = {
{ USB_DEVICE(FTDI_VID, FTDI_NDI_AURORA_SCU_PID),
.driver_info = (kernel_ulong_t)&ftdi_NDI_device_quirk },
{ USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) },
- { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_SERIAL_VX7_PID) },
- { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_CT29B_PID) },
- { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_RTS01_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S03_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_59_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57A_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_57B_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29A_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29B_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29F_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62B_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S01_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_29C_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_81B_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_82B_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5D_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K4Y_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_K5G_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_S05_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_60_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_61_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_62_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_63B_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_64_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_65_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_92D_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_W5R_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_A5R_PID) },
+ { USB_DEVICE(RTSYSTEMS_VID, RTSYSTEMS_USB_PW1_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_PHI_FISCO_PID) },
{ USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) },
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 6dd7925..1b8af46 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -815,11 +815,35 @@
/*
* RT Systems programming cables for various ham radios
*/
-#define RTSYSTEMS_VID 0x2100 /* Vendor ID */
-#define RTSYSTEMS_SERIAL_VX7_PID 0x9e52 /* Serial converter for VX-7 Radios using FT232RL */
-#define RTSYSTEMS_CT29B_PID 0x9e54 /* CT29B Radio Cable */
-#define RTSYSTEMS_RTS01_PID 0x9e57 /* USB-RTS01 Radio Cable */
-
+#define RTSYSTEMS_VID 0x2100 /* Vendor ID */
+#define RTSYSTEMS_USB_S03_PID 0x9001 /* RTS-03 USB to Serial Adapter */
+#define RTSYSTEMS_USB_59_PID 0x9e50 /* USB-59 USB to 8 pin plug */
+#define RTSYSTEMS_USB_57A_PID 0x9e51 /* USB-57A USB to 4pin 3.5mm plug */
+#define RTSYSTEMS_USB_57B_PID 0x9e52 /* USB-57B USB to extended 4pin 3.5mm plug */
+#define RTSYSTEMS_USB_29A_PID 0x9e53 /* USB-29A USB to 3.5mm stereo plug */
+#define RTSYSTEMS_USB_29B_PID 0x9e54 /* USB-29B USB to 6 pin mini din */
+#define RTSYSTEMS_USB_29F_PID 0x9e55 /* USB-29F USB to 6 pin modular plug */
+#define RTSYSTEMS_USB_62B_PID 0x9e56 /* USB-62B USB to 8 pin mini din plug*/
+#define RTSYSTEMS_USB_S01_PID 0x9e57 /* USB-RTS01 USB to 3.5 mm stereo plug*/
+#define RTSYSTEMS_USB_63_PID 0x9e58 /* USB-63 USB to 9 pin female*/
+#define RTSYSTEMS_USB_29C_PID 0x9e59 /* USB-29C USB to 4 pin modular plug*/
+#define RTSYSTEMS_USB_81B_PID 0x9e5A /* USB-81 USB to 8 pin mini din plug*/
+#define RTSYSTEMS_USB_82B_PID 0x9e5B /* USB-82 USB to 2.5 mm stereo plug*/
+#define RTSYSTEMS_USB_K5D_PID 0x9e5C /* USB-K5D USB to 8 pin modular plug*/
+#define RTSYSTEMS_USB_K4Y_PID 0x9e5D /* USB-K4Y USB to 2.5/3.5 mm plugs*/
+#define RTSYSTEMS_USB_K5G_PID 0x9e5E /* USB-K5G USB to 8 pin modular plug*/
+#define RTSYSTEMS_USB_S05_PID 0x9e5F /* USB-RTS05 USB to 2.5 mm stereo plug*/
+#define RTSYSTEMS_USB_60_PID 0x9e60 /* USB-60 USB to 6 pin din*/
+#define RTSYSTEMS_USB_61_PID 0x9e61 /* USB-61 USB to 6 pin mini din*/
+#define RTSYSTEMS_USB_62_PID 0x9e62 /* USB-62 USB to 8 pin mini din*/
+#define RTSYSTEMS_USB_63B_PID 0x9e63 /* USB-63 USB to 9 pin female*/
+#define RTSYSTEMS_USB_64_PID 0x9e64 /* USB-64 USB to 9 pin male*/
+#define RTSYSTEMS_USB_65_PID 0x9e65 /* USB-65 USB to 9 pin female null modem*/
+#define RTSYSTEMS_USB_92_PID 0x9e66 /* USB-92 USB to 12 pin plug*/
+#define RTSYSTEMS_USB_92D_PID 0x9e67 /* USB-92D USB to 12 pin plug data*/
+#define RTSYSTEMS_USB_W5R_PID 0x9e68 /* USB-W5R USB to 8 pin modular plug*/
+#define RTSYSTEMS_USB_A5R_PID 0x9e69 /* USB-A5R USB to 8 pin modular plug*/
+#define RTSYSTEMS_USB_PW1_PID 0x9e6A /* USB-PW1 USB to 8 pin modular plug*/
/*
* Physik Instrumente
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 54f23f0..ab2f48f 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -183,7 +183,10 @@
#define LED_ON_MS 500
#define LED_OFF_MS 500
-static int device_type;
+enum mos7840_flag {
+ MOS7840_FLAG_CTRL_BUSY,
+ MOS7840_FLAG_LED_BUSY,
+};
static const struct usb_device_id id_table[] = {
{USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7840)},
@@ -240,9 +243,12 @@ struct moschip_port {
/* For device(s) with LED indicator */
bool has_led;
- bool led_flag;
struct timer_list led_timer1; /* Timer for LED on */
struct timer_list led_timer2; /* Timer for LED off */
+ struct urb *led_urb;
+ struct usb_ctrlrequest *led_dr;
+
+ unsigned long flags;
};
/*
@@ -487,10 +493,10 @@ static void mos7840_control_callback(struct urb *urb)
case -ESHUTDOWN:
/* this urb is terminated, clean up */
dev_dbg(dev, "%s - urb shutting down with status: %d\n", __func__, status);
- return;
+ goto out;
default:
dev_dbg(dev, "%s - nonzero urb status received: %d\n", __func__, status);
- return;
+ goto out;
}
dev_dbg(dev, "%s urb buffer size is %d\n", __func__, urb->actual_length);
@@ -503,6 +509,8 @@ static void mos7840_control_callback(struct urb *urb)
mos7840_handle_new_msr(mos7840_port, regval);
else if (mos7840_port->MsrLsr == 1)
mos7840_handle_new_lsr(mos7840_port, regval);
+out:
+ clear_bit_unlock(MOS7840_FLAG_CTRL_BUSY, &mos7840_port->flags);
}
static int mos7840_get_reg(struct moschip_port *mcs, __u16 Wval, __u16 reg,
@@ -513,6 +521,9 @@ static int mos7840_get_reg(struct moschip_port *mcs, __u16 Wval, __u16 reg,
unsigned char *buffer = mcs->ctrl_buf;
int ret;
+ if (test_and_set_bit_lock(MOS7840_FLAG_CTRL_BUSY, &mcs->flags))
+ return -EBUSY;
+
dr->bRequestType = MCS_RD_RTYPE;
dr->bRequest = MCS_RDREQ;
dr->wValue = cpu_to_le16(Wval); /* 0 */
@@ -524,6 +535,9 @@ static int mos7840_get_reg(struct moschip_port *mcs, __u16 Wval, __u16 reg,
mos7840_control_callback, mcs);
mcs->control_urb->transfer_buffer_length = 2;
ret = usb_submit_urb(mcs->control_urb, GFP_ATOMIC);
+ if (ret)
+ clear_bit_unlock(MOS7840_FLAG_CTRL_BUSY, &mcs->flags);
+
return ret;
}
@@ -550,7 +564,7 @@ static void mos7840_set_led_async(struct moschip_port *mcs, __u16 wval,
__u16 reg)
{
struct usb_device *dev = mcs->port->serial->dev;
- struct usb_ctrlrequest *dr = mcs->dr;
+ struct usb_ctrlrequest *dr = mcs->led_dr;
dr->bRequestType = MCS_WR_RTYPE;
dr->bRequest = MCS_WRREQ;
@@ -558,10 +572,10 @@ static void mos7840_set_led_async(struct moschip_port *mcs, __u16 wval,
dr->wIndex = cpu_to_le16(reg);
dr->wLength = cpu_to_le16(0);
- usb_fill_control_urb(mcs->control_urb, dev, usb_sndctrlpipe(dev, 0),
+ usb_fill_control_urb(mcs->led_urb, dev, usb_sndctrlpipe(dev, 0),
(unsigned char *)dr, NULL, 0, mos7840_set_led_callback, NULL);
- usb_submit_urb(mcs->control_urb, GFP_ATOMIC);
+ usb_submit_urb(mcs->led_urb, GFP_ATOMIC);
}
static void mos7840_set_led_sync(struct usb_serial_port *port, __u16 reg,
@@ -587,7 +601,19 @@ static void mos7840_led_flag_off(unsigned long arg)
{
struct moschip_port *mcs = (struct moschip_port *) arg;
- mcs->led_flag = false;
+ clear_bit_unlock(MOS7840_FLAG_LED_BUSY, &mcs->flags);
+}
+
+static void mos7840_led_activity(struct usb_serial_port *port)
+{
+ struct moschip_port *mos7840_port = usb_get_serial_port_data(port);
+
+ if (test_and_set_bit_lock(MOS7840_FLAG_LED_BUSY, &mos7840_port->flags))
+ return;
+
+ mos7840_set_led_async(mos7840_port, 0x0301, MODEM_CONTROL_REGISTER);
+ mod_timer(&mos7840_port->led_timer1,
+ jiffies + msecs_to_jiffies(LED_ON_MS));
}
/*****************************************************************************
@@ -792,14 +818,8 @@ static void mos7840_bulk_in_callback(struct urb *urb)
return;
}
- /* Turn on LED */
- if (mos7840_port->has_led && !mos7840_port->led_flag) {
- mos7840_port->led_flag = true;
- mos7840_set_led_async(mos7840_port, 0x0301,
- MODEM_CONTROL_REGISTER);
- mod_timer(&mos7840_port->led_timer1,
- jiffies + msecs_to_jiffies(LED_ON_MS));
- }
+ if (mos7840_port->has_led)
+ mos7840_led_activity(port);
mos7840_port->read_urb_busy = true;
retval = usb_submit_urb(mos7840_port->read_urb, GFP_ATOMIC);
@@ -853,18 +873,6 @@ static void mos7840_bulk_out_data_callback(struct urb *urb)
/************************************************************************/
/* D R I V E R T T Y I N T E R F A C E F U N C T I O N S */
/************************************************************************/
-#ifdef MCSSerialProbe
-static int mos7840_serial_probe(struct usb_serial *serial,
- const struct usb_device_id *id)
-{
-
- /*need to implement the mode_reg reading and updating\
- structures usb_serial_ device_type\
- (i.e num_ports, num_bulkin,bulkout etc) */
- /* Also we can update the changes attach */
- return 1;
-}
-#endif
/*****************************************************************************
* mos7840_open
@@ -942,20 +950,20 @@ static int mos7840_open(struct tty_struct *tty, struct usb_serial_port *port)
status = mos7840_get_reg_sync(port, mos7840_port->SpRegOffset, &Data);
if (status < 0) {
dev_dbg(&port->dev, "Reading Spreg failed\n");
- return -1;
+ goto err;
}
Data |= 0x80;
status = mos7840_set_reg_sync(port, mos7840_port->SpRegOffset, Data);
if (status < 0) {
dev_dbg(&port->dev, "writing Spreg failed\n");
- return -1;
+ goto err;
}
Data &= ~0x80;
status = mos7840_set_reg_sync(port, mos7840_port->SpRegOffset, Data);
if (status < 0) {
dev_dbg(&port->dev, "writing Spreg failed\n");
- return -1;
+ goto err;
}
/* End of block to be checked */
@@ -964,7 +972,7 @@ static int mos7840_open(struct tty_struct *tty, struct usb_serial_port *port)
&Data);
if (status < 0) {
dev_dbg(&port->dev, "Reading Controlreg failed\n");
- return -1;
+ goto err;
}
Data |= 0x08; /* Driver done bit */
Data |= 0x20; /* rx_disable */
@@ -972,7 +980,7 @@ static int mos7840_open(struct tty_struct *tty, struct usb_serial_port *port)
mos7840_port->ControlRegOffset, Data);
if (status < 0) {
dev_dbg(&port->dev, "writing Controlreg failed\n");
- return -1;
+ goto err;
}
/* do register settings here */
/* Set all regs to the device default values. */
@@ -983,21 +991,21 @@ static int mos7840_open(struct tty_struct *tty, struct usb_serial_port *port)
status = mos7840_set_uart_reg(port, INTERRUPT_ENABLE_REGISTER, Data);
if (status < 0) {
dev_dbg(&port->dev, "disabling interrupts failed\n");
- return -1;
+ goto err;
}
/* Set FIFO_CONTROL_REGISTER to the default value */
Data = 0x00;
status = mos7840_set_uart_reg(port, FIFO_CONTROL_REGISTER, Data);
if (status < 0) {
dev_dbg(&port->dev, "Writing FIFO_CONTROL_REGISTER failed\n");
- return -1;
+ goto err;
}
Data = 0xcf;
status = mos7840_set_uart_reg(port, FIFO_CONTROL_REGISTER, Data);
if (status < 0) {
dev_dbg(&port->dev, "Writing FIFO_CONTROL_REGISTER failed\n");
- return -1;
+ goto err;
}
Data = 0x03;
@@ -1147,6 +1155,15 @@ static int mos7840_open(struct tty_struct *tty, struct usb_serial_port *port)
mos7840_port->icount.rx = 0;
return 0;
+err:
+ for (j = 0; j < NUM_URBS; ++j) {
+ urb = mos7840_port->write_urb_pool[j];
+ if (!urb)
+ continue;
+ kfree(urb->transfer_buffer);
+ usb_free_urb(urb);
+ }
+ return status;
}
/*****************************************************************************
@@ -1508,13 +1525,8 @@ static int mos7840_write(struct tty_struct *tty, struct usb_serial_port *port,
data1 = urb->transfer_buffer;
dev_dbg(&port->dev, "bulkout endpoint is %d\n", port->bulk_out_endpointAddress);
- /* Turn on LED */
- if (mos7840_port->has_led && !mos7840_port->led_flag) {
- mos7840_port->led_flag = true;
- mos7840_set_led_sync(port, MODEM_CONTROL_REGISTER, 0x0301);
- mod_timer(&mos7840_port->led_timer1,
- jiffies + msecs_to_jiffies(LED_ON_MS));
- }
+ if (mos7840_port->has_led)
+ mos7840_led_activity(port);
/* send it down the pipe */
status = usb_submit_urb(urb, GFP_ATOMIC);
@@ -2310,38 +2322,48 @@ static int mos7810_check(struct usb_serial *serial)
return 0;
}
-static int mos7840_calc_num_ports(struct usb_serial *serial)
+static int mos7840_probe(struct usb_serial *serial,
+ const struct usb_device_id *id)
{
- __u16 data = 0x00;
+ u16 product = serial->dev->descriptor.idProduct;
u8 *buf;
- int mos7840_num_ports;
+ int device_type;
+
+ if (product == MOSCHIP_DEVICE_ID_7810 ||
+ product == MOSCHIP_DEVICE_ID_7820) {
+ device_type = product;
+ goto out;
+ }
buf = kzalloc(VENDOR_READ_LENGTH, GFP_KERNEL);
- if (buf) {
- usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
+ if (!buf)
+ return -ENOMEM;
+
+ usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
MCS_RDREQ, MCS_RD_RTYPE, 0, GPIO_REGISTER, buf,
VENDOR_READ_LENGTH, MOS_WDR_TIMEOUT);
- data = *buf;
- kfree(buf);
- }
- if (serial->dev->descriptor.idProduct == MOSCHIP_DEVICE_ID_7810 ||
- serial->dev->descriptor.idProduct == MOSCHIP_DEVICE_ID_7820) {
- device_type = serial->dev->descriptor.idProduct;
- } else {
- /* For a MCS7840 device GPIO0 must be set to 1 */
- if ((data & 0x01) == 1)
- device_type = MOSCHIP_DEVICE_ID_7840;
- else if (mos7810_check(serial))
- device_type = MOSCHIP_DEVICE_ID_7810;
- else
- device_type = MOSCHIP_DEVICE_ID_7820;
- }
+ /* For a MCS7840 device GPIO0 must be set to 1 */
+ if (buf[0] & 0x01)
+ device_type = MOSCHIP_DEVICE_ID_7840;
+ else if (mos7810_check(serial))
+ device_type = MOSCHIP_DEVICE_ID_7810;
+ else
+ device_type = MOSCHIP_DEVICE_ID_7820;
+
+ kfree(buf);
+out:
+ usb_set_serial_data(serial, (void *)(unsigned long)device_type);
+
+ return 0;
+}
+
+static int mos7840_calc_num_ports(struct usb_serial *serial)
+{
+ int device_type = (unsigned long)usb_get_serial_data(serial);
+ int mos7840_num_ports;
mos7840_num_ports = (device_type >> 4) & 0x000F;
- serial->num_bulk_in = mos7840_num_ports;
- serial->num_bulk_out = mos7840_num_ports;
- serial->num_ports = mos7840_num_ports;
return mos7840_num_ports;
}
@@ -2349,6 +2371,7 @@ static int mos7840_calc_num_ports(struct usb_serial *serial)
static int mos7840_port_probe(struct usb_serial_port *port)
{
struct usb_serial *serial = port->serial;
+ int device_type = (unsigned long)usb_get_serial_data(serial);
struct moschip_port *mos7840_port;
int status;
int pnum;
@@ -2526,6 +2549,14 @@ static int mos7840_port_probe(struct usb_serial_port *port)
if (device_type == MOSCHIP_DEVICE_ID_7810) {
mos7840_port->has_led = true;
+ mos7840_port->led_urb = usb_alloc_urb(0, GFP_KERNEL);
+ mos7840_port->led_dr = kmalloc(sizeof(*mos7840_port->led_dr),
+ GFP_KERNEL);
+ if (!mos7840_port->led_urb || !mos7840_port->led_dr) {
+ status = -ENOMEM;
+ goto error;
+ }
+
init_timer(&mos7840_port->led_timer1);
mos7840_port->led_timer1.function = mos7840_led_off;
mos7840_port->led_timer1.expires =
@@ -2538,8 +2569,6 @@ static int mos7840_port_probe(struct usb_serial_port *port)
jiffies + msecs_to_jiffies(LED_OFF_MS);
mos7840_port->led_timer2.data = (unsigned long)mos7840_port;
- mos7840_port->led_flag = false;
-
/* Turn off LED */
mos7840_set_led_sync(port, MODEM_CONTROL_REGISTER, 0x0300);
}
@@ -2561,6 +2590,8 @@ out:
}
return 0;
error:
+ kfree(mos7840_port->led_dr);
+ usb_free_urb(mos7840_port->led_urb);
kfree(mos7840_port->dr);
kfree(mos7840_port->ctrl_buf);
usb_free_urb(mos7840_port->control_urb);
@@ -2581,6 +2612,10 @@ static int mos7840_port_remove(struct usb_serial_port *port)
del_timer_sync(&mos7840_port->led_timer1);
del_timer_sync(&mos7840_port->led_timer2);
+
+ usb_kill_urb(mos7840_port->led_urb);
+ usb_free_urb(mos7840_port->led_urb);
+ kfree(mos7840_port->led_dr);
}
usb_kill_urb(mos7840_port->control_urb);
usb_free_urb(mos7840_port->control_urb);
@@ -2607,9 +2642,7 @@ static struct usb_serial_driver moschip7840_4port_device = {
.throttle = mos7840_throttle,
.unthrottle = mos7840_unthrottle,
.calc_num_ports = mos7840_calc_num_ports,
-#ifdef MCSSerialProbe
- .probe = mos7840_serial_probe,
-#endif
+ .probe = mos7840_probe,
.ioctl = mos7840_ioctl,
.set_termios = mos7840_set_termios,
.break_ctl = mos7840_break,
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index c94fe3e..09e0581 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -341,17 +341,12 @@ static void option_instat_callback(struct urb *urb);
#define OLIVETTI_VENDOR_ID 0x0b3c
#define OLIVETTI_PRODUCT_OLICARD100 0xc000
#define OLIVETTI_PRODUCT_OLICARD145 0xc003
+#define OLIVETTI_PRODUCT_OLICARD200 0xc005
/* Celot products */
#define CELOT_VENDOR_ID 0x211f
#define CELOT_PRODUCT_CT680M 0x6801
-/* ONDA Communication vendor id */
-#define ONDA_VENDOR_ID 0x1ee8
-
-/* ONDA MT825UP HSDPA 14.2 modem */
-#define ONDA_MT825UP 0x000b
-
/* Samsung products */
#define SAMSUNG_VENDOR_ID 0x04e8
#define SAMSUNG_PRODUCT_GT_B3730 0x6889
@@ -444,7 +439,8 @@ static void option_instat_callback(struct urb *urb);
/* Hyundai Petatel Inc. products */
#define PETATEL_VENDOR_ID 0x1ff4
-#define PETATEL_PRODUCT_NP10T 0x600e
+#define PETATEL_PRODUCT_NP10T_600A 0x600a
+#define PETATEL_PRODUCT_NP10T_600E 0x600e
/* TP-LINK Incorporated products */
#define TPLINK_VENDOR_ID 0x2357
@@ -782,6 +778,7 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_PRODUCT_KPC650) },
{ USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_PRODUCT_KPC680) },
{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6613)}, /* Onda H600/ZTE MF330 */
+ { USB_DEVICE(QUALCOMM_VENDOR_ID, 0x0023)}, /* ONYX 3G device */
{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x9000)}, /* SIMCom SIM5218 */
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6280) }, /* BP3-USB & BP3-EXT HSDPA */
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6008) },
@@ -817,7 +814,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0017, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&net_intf3_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0018, 0xff, 0xff, 0xff) },
- { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0019, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0019, 0xff, 0xff, 0xff),
+ .driver_info = (kernel_ulong_t)&net_intf3_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0020, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0021, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
@@ -1256,8 +1254,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD100) },
{ USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD145) },
+ { USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD200) },
{ USB_DEVICE(CELOT_VENDOR_ID, CELOT_PRODUCT_CT680M) }, /* CT-650 CDMA 450 1xEVDO modem */
- { USB_DEVICE(ONDA_VENDOR_ID, ONDA_MT825UP) }, /* ONDA MT825UP modem */
{ USB_DEVICE_AND_INTERFACE_INFO(SAMSUNG_VENDOR_ID, SAMSUNG_PRODUCT_GT_B3730, USB_CLASS_CDC_DATA, 0x00, 0x00) }, /* Samsung GT-B3730 LTE USB modem.*/
{ USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEM600) },
{ USB_DEVICE(YUGA_VENDOR_ID, YUGA_PRODUCT_CEM610) },
@@ -1329,9 +1327,12 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, MEDIATEK_PRODUCT_DC_4COM2, 0xff, 0x02, 0x01) },
{ USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, MEDIATEK_PRODUCT_DC_4COM2, 0xff, 0x00, 0x00) },
{ USB_DEVICE(CELLIENT_VENDOR_ID, CELLIENT_PRODUCT_MEN200) },
- { USB_DEVICE(PETATEL_VENDOR_ID, PETATEL_PRODUCT_NP10T) },
+ { USB_DEVICE(PETATEL_VENDOR_ID, PETATEL_PRODUCT_NP10T_600A) },
+ { USB_DEVICE(PETATEL_VENDOR_ID, PETATEL_PRODUCT_NP10T_600E) },
{ USB_DEVICE(TPLINK_VENDOR_ID, TPLINK_PRODUCT_MA180),
.driver_info = (kernel_ulong_t)&net_intf4_blacklist },
+ { USB_DEVICE(TPLINK_VENDOR_ID, 0x9000), /* TP-Link MA260 */
+ .driver_info = (kernel_ulong_t)&net_intf4_blacklist },
{ USB_DEVICE(CHANGHONG_VENDOR_ID, CHANGHONG_PRODUCT_CH690) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d01, 0xff, 0x02, 0x01) }, /* D-Link DWM-156 (variant) */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d01, 0xff, 0x00, 0x00) }, /* D-Link DWM-156 (variant) */
@@ -1339,6 +1340,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d02, 0xff, 0x00, 0x00) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d03, 0xff, 0x02, 0x01) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d03, 0xff, 0x00, 0x00) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x07d1, 0x3e01, 0xff, 0xff, 0xff) }, /* D-Link DWM-152/C1 */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x07d1, 0x3e02, 0xff, 0xff, 0xff) }, /* D-Link DWM-156/C1 */
{ } /* Terminating entry */
};
MODULE_DEVICE_TABLE(usb, option_ids);
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index a166761..f4a748b 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -373,7 +373,7 @@ static int ti_startup(struct usb_serial *serial)
usb_set_serial_data(serial, tdev);
/* determine device type */
- if (usb_match_id(serial->interface, ti_id_table_3410))
+ if (serial->type == &ti_1port_device)
tdev->td_is_3410 = 1;
dev_dbg(&dev->dev, "%s - device type is %s\n", __func__,
tdev->td_is_3410 ? "3410" : "5052");
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index b75e90b..f828c76 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -657,6 +657,13 @@ UNUSUAL_DEV( 0x054c, 0x016a, 0x0000, 0x9999,
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_FIX_INQUIRY ),
+/* Submitted by Ren Bigcren <bigcren.ren@xxxxxxxxxxxxxx> */
+UNUSUAL_DEV( 0x054c, 0x02a5, 0x0100, 0x0100,
+ "Sony Corp.",
+ "MicroVault Flash Drive",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_NO_READ_CAPACITY_16 ),
+
/* floppy reports multiple luns */
UNUSUAL_DEV( 0x055d, 0x2020, 0x0000, 0x0210,
"SAMSUNG",
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 8a00e2f..372a7d4 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -3684,8 +3684,9 @@ next_slot:
}
log_extents:
+ btrfs_release_path(path);
+ btrfs_release_path(dst_path);
if (fast_search) {
- btrfs_release_path(dst_path);
ret = btrfs_log_changed_extents(trans, root, inode, dst_path);
if (ret) {
err = ret;
@@ -3702,8 +3703,6 @@ log_extents:
}
if (inode_only == LOG_INODE_ALL && S_ISDIR(inode->i_mode)) {
- btrfs_release_path(path);
- btrfs_release_path(dst_path);
ret = log_directory_changes(trans, root, inode, path, dst_path);
if (ret) {
err = ret;
diff --git a/fs/cifs/cifsencrypt.c b/fs/cifs/cifsencrypt.c
index 6d718c3..5488fe3 100644
--- a/fs/cifs/cifsencrypt.c
+++ b/fs/cifs/cifsencrypt.c
@@ -390,7 +390,7 @@ find_domain_name(struct cifs_ses *ses, const struct nls_table *nls_cp)
if (blobptr + attrsize > blobend)
break;
if (type == NTLMSSP_AV_NB_DOMAIN_NAME) {
- if (!attrsize)
+ if (!attrsize || attrsize >= CIFS_MAX_DOMAINNAME_LEN)
break;
if (!ses->domainName) {
ses->domainName =
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index e6899ce..420141c 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -44,6 +44,7 @@
#define MAX_TREE_SIZE (2 + MAX_SERVER_SIZE + 1 + MAX_SHARE_SIZE + 1)
#define MAX_SERVER_SIZE 15
#define MAX_SHARE_SIZE 80
+#define CIFS_MAX_DOMAINNAME_LEN 256 /* max domain name length */
#define MAX_USERNAME_SIZE 256 /* reasonable maximum for current servers */
#define MAX_PASSWORD_SIZE 512 /* max for windows seems to be 256 wide chars */
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index c70d31a..6771d01 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1660,7 +1660,8 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
- if (strnlen(string, 256) == 256) {
+ if (strnlen(string, CIFS_MAX_DOMAINNAME_LEN)
+ == CIFS_MAX_DOMAINNAME_LEN) {
printk(KERN_WARNING "CIFS: domain name too"
" long\n");
goto cifs_parse_mount_err;
@@ -2321,8 +2322,8 @@ cifs_put_smb_ses(struct cifs_ses *ses)
#ifdef CONFIG_KEYS
-/* strlen("cifs:a:") + INET6_ADDRSTRLEN + 1 */
-#define CIFSCREDS_DESC_SIZE (7 + INET6_ADDRSTRLEN + 1)
+/* strlen("cifs:a:") + CIFS_MAX_DOMAINNAME_LEN + 1 */
+#define CIFSCREDS_DESC_SIZE (7 + CIFS_MAX_DOMAINNAME_LEN + 1)
/* Populate username and pw fields from keyring if possible */
static int
diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
index cdd6ff4..5e636a8 100644
--- a/fs/cifs/readdir.c
+++ b/fs/cifs/readdir.c
@@ -113,6 +113,14 @@ cifs_prime_dcache(struct dentry *parent, struct qstr *name,
return;
}
+ /*
+ * If we know that the inode will need to be revalidated immediately,
+ * then don't create a new dentry for it. We'll end up doing an on
+ * the wire call either way and this spares us an invalidation.
+ */
+ if (fattr->cf_flags & CIFS_FATTR_NEED_REVAL)
+ return;
+
dentry = d_alloc(parent, name);
if (!dentry)
return;
diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c
index 76809f4..0ba9bf7 100644
--- a/fs/cifs/sess.c
+++ b/fs/cifs/sess.c
@@ -198,7 +198,7 @@ static void unicode_domain_string(char **pbcc_area, struct cifs_ses *ses,
bytes_ret = 0;
} else
bytes_ret = cifs_strtoUTF16((__le16 *) bcc_ptr, ses->domainName,
- 256, nls_cp);
+ CIFS_MAX_DOMAINNAME_LEN, nls_cp);
bcc_ptr += 2 * bytes_ret;
bcc_ptr += 2; /* account for null terminator */
@@ -256,8 +256,8 @@ static void ascii_ssetup_strings(char **pbcc_area, struct cifs_ses *ses,
/* copy domain */
if (ses->domainName != NULL) {
- strncpy(bcc_ptr, ses->domainName, 256);
- bcc_ptr += strnlen(ses->domainName, 256);
+ strncpy(bcc_ptr, ses->domainName, CIFS_MAX_DOMAINNAME_LEN);
+ bcc_ptr += strnlen(ses->domainName, CIFS_MAX_DOMAINNAME_LEN);
} /* else we will send a null domain name
so the server will default to its own domain */
*bcc_ptr = 0;
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 728c8f6..c3db941 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -4329,7 +4329,7 @@ void ext4_ext_truncate(struct inode *inode)
retry:
err = ext4_es_remove_extent(inode, last_block,
EXT_MAX_BLOCKS - last_block);
- if (err == ENOMEM) {
+ if (err == -ENOMEM) {
cond_resched();
congestion_wait(BLK_RW_ASYNC, HZ/50);
goto retry;
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index ec2909e..f4da2a3 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -715,11 +715,8 @@ repeat_in_this_group:
ino = ext4_find_next_zero_bit((unsigned long *)
inode_bitmap_bh->b_data,
EXT4_INODES_PER_GROUP(sb), ino);
- if (ino >= EXT4_INODES_PER_GROUP(sb)) {
- if (++group == ngroups)
- group = 0;
- continue;
- }
+ if (ino >= EXT4_INODES_PER_GROUP(sb))
+ goto next_group;
if (group == 0 && (ino+1) < EXT4_FIRST_INO(sb)) {
ext4_error(sb, "reserved inode found cleared - "
"inode=%lu", ino + 1);
@@ -737,6 +734,9 @@ repeat_in_this_group:
goto got; /* we grabbed the inode! */
if (ino < EXT4_INODES_PER_GROUP(sb))
goto repeat_in_this_group;
+next_group:
+ if (++group == ngroups)
+ group = 0;
}
err = -ENOSPC;
goto out;
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index f036930..b83f75d 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1426,7 +1426,7 @@ static const struct mount_opts {
{Opt_discard, EXT4_MOUNT_DISCARD, MOPT_SET},
{Opt_nodiscard, EXT4_MOUNT_DISCARD, MOPT_CLEAR},
{Opt_delalloc, EXT4_MOUNT_DELALLOC, MOPT_SET | MOPT_EXPLICIT},
- {Opt_nodelalloc, EXT4_MOUNT_DELALLOC, MOPT_CLEAR | MOPT_EXPLICIT},
+ {Opt_nodelalloc, EXT4_MOUNT_DELALLOC, MOPT_CLEAR},
{Opt_journal_checksum, EXT4_MOUNT_JOURNAL_CHECKSUM, MOPT_SET},
{Opt_journal_async_commit, (EXT4_MOUNT_JOURNAL_ASYNC_COMMIT |
EXT4_MOUNT_JOURNAL_CHECKSUM), MOPT_SET},
@@ -3440,7 +3440,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
}
if (test_opt(sb, DIOREAD_NOLOCK)) {
ext4_msg(sb, KERN_ERR, "can't mount with "
- "both data=journal and delalloc");
+ "both data=journal and dioread_nolock");
goto failed_mount;
}
if (test_opt(sb, DELALLOC))
@@ -4618,6 +4618,21 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data)
goto restore_opts;
}
+ if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA) {
+ if (test_opt2(sb, EXPLICIT_DELALLOC)) {
+ ext4_msg(sb, KERN_ERR, "can't mount with "
+ "both data=journal and delalloc");
+ err = -EINVAL;
+ goto restore_opts;
+ }
+ if (test_opt(sb, DIOREAD_NOLOCK)) {
+ ext4_msg(sb, KERN_ERR, "can't mount with "
+ "both data=journal and dioread_nolock");
+ err = -EINVAL;
+ goto restore_opts;
+ }
+ }
+
if (sbi->s_mount_flags & EXT4_MF_FS_ABORTED)
ext4_abort(sb, "Abort forced by user");
@@ -5370,6 +5385,7 @@ static void __exit ext4_exit_fs(void)
kset_unregister(ext4_kset);
ext4_exit_system_zone();
ext4_exit_pageio();
+ ext4_exit_es();
}
MODULE_AUTHOR("Remy Card, Stephen Tweedie, Andrew Morton, Andreas Dilger, Theodore Ts'o and others");
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 69c6413..10f950f 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -802,9 +802,10 @@ nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, umode_t type,
flags = O_WRONLY|O_LARGEFILE;
}
*filp = dentry_open(&path, flags, current_cred());
- if (IS_ERR(*filp))
+ if (IS_ERR(*filp)) {
host_err = PTR_ERR(*filp);
- else {
+ *filp = NULL;
+ } else {
host_err = ima_file_check(*filp, may_flags);
if (may_flags & NFSD_MAY_64BIT_COOKIE)
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index ca5ce7f..f31d90f 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -792,14 +792,14 @@ typedef struct {
} pagemap_entry_t;
struct pagemapread {
- int pos, len;
+ int pos, len; /* units: PM_ENTRY_BYTES, not bytes */
pagemap_entry_t *buffer;
};
#define PAGEMAP_WALK_SIZE (PMD_SIZE)
#define PAGEMAP_WALK_MASK (PMD_MASK)
-#define PM_ENTRY_BYTES sizeof(u64)
+#define PM_ENTRY_BYTES sizeof(pagemap_entry_t)
#define PM_STATUS_BITS 3
#define PM_STATUS_OFFSET (64 - PM_STATUS_BITS)
#define PM_STATUS_MASK (((1LL << PM_STATUS_BITS) - 1) << PM_STATUS_OFFSET)
@@ -1038,8 +1038,8 @@ static ssize_t pagemap_read(struct file *file, char __user *buf,
if (!count)
goto out_task;
- pm.len = PM_ENTRY_BYTES * (PAGEMAP_WALK_SIZE >> PAGE_SHIFT);
- pm.buffer = kmalloc(pm.len, GFP_TEMPORARY);
+ pm.len = (PAGEMAP_WALK_SIZE >> PAGE_SHIFT);
+ pm.buffer = kmalloc(pm.len * PM_ENTRY_BYTES, GFP_TEMPORARY);
ret = -ENOMEM;
if (!pm.buffer)
goto out_task;
diff --git a/include/linux/firewire.h b/include/linux/firewire.h
index 191501a..217e4b4 100644
--- a/include/linux/firewire.h
+++ b/include/linux/firewire.h
@@ -434,6 +434,7 @@ struct fw_iso_context {
int type;
int channel;
int speed;
+ bool drop_overflow_headers;
size_t header_size;
union {
fw_iso_callback_t sc;
diff --git a/include/linux/regmap.h b/include/linux/regmap.h
index b7e95bf..6a0b639 100644
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -15,6 +15,7 @@
#include <linux/list.h>
#include <linux/rbtree.h>
+#include <linux/err.h>
struct module;
struct device;
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 45e2db2..2ce3071 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -839,9 +839,14 @@ asmlinkage long sys_vfork(void);
asmlinkage long sys_clone(unsigned long, unsigned long, int __user *, int,
int __user *);
#else
+#ifdef CONFIG_CLONE_BACKWARDS3
+asmlinkage long sys_clone(unsigned long, unsigned long, int, int __user *,
+ int __user *, int);
+#else
asmlinkage long sys_clone(unsigned long, unsigned long, int __user *,
int __user *, int);
#endif
+#endif
asmlinkage long sys_execve(const char __user *filename,
const char __user *const __user *argv,
diff --git a/include/linux/tick.h b/include/linux/tick.h
index 1a6567b..f37fceb 100644
--- a/include/linux/tick.h
+++ b/include/linux/tick.h
@@ -142,10 +142,4 @@ static inline u64 get_cpu_idle_time_us(int cpu, u64 *unused) { return -1; }
static inline u64 get_cpu_iowait_time_us(int cpu, u64 *unused) { return -1; }
# endif /* !NO_HZ */
-# ifdef CONFIG_CPU_IDLE_GOV_MENU
-extern void menu_hrtimer_cancel(void);
-# else
-static inline void menu_hrtimer_cancel(void) {}
-# endif /* CONFIG_CPU_IDLE_GOV_MENU */
-
#endif
diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h
index 5209cfe..e4539aa 100644
--- a/include/linux/user_namespace.h
+++ b/include/linux/user_namespace.h
@@ -23,6 +23,7 @@ struct user_namespace {
struct uid_gid_map projid_map;
struct kref kref;
struct user_namespace *parent;
+ int level;
kuid_t owner;
kgid_t group;
unsigned int proc_inum;
diff --git a/include/net/ndisc.h b/include/net/ndisc.h
index 23b3a7c..c9db93d 100644
--- a/include/net/ndisc.h
+++ b/include/net/ndisc.h
@@ -119,7 +119,7 @@ extern struct ndisc_options *ndisc_parse_options(u8 *opt, int opt_len,
* if RFC 3831 IPv6-over-Fibre Channel is ever implemented it may
* also need a pad of 2.
*/
-static int ndisc_addr_option_pad(unsigned short type)
+static inline int ndisc_addr_option_pad(unsigned short type)
{
switch (type) {
case ARPHRD_INFINIBAND: return 2;
diff --git a/include/uapi/linux/firewire-cdev.h b/include/uapi/linux/firewire-cdev.h
index d500369..1db453e 100644
--- a/include/uapi/linux/firewire-cdev.h
+++ b/include/uapi/linux/firewire-cdev.h
@@ -215,8 +215,8 @@ struct fw_cdev_event_request2 {
* with the %FW_CDEV_ISO_INTERRUPT bit set, when explicitly requested with
* %FW_CDEV_IOC_FLUSH_ISO, or when there have been so many completed packets
* without the interrupt bit set that the kernel's internal buffer for @header
- * is about to overflow. (In the last case, kernels with ABI version < 5 drop
- * header data up to the next interrupt packet.)
+ * is about to overflow. (In the last case, ABI versions < 5 drop header data
+ * up to the next interrupt packet.)
*
* Isochronous transmit events (context type %FW_CDEV_ISO_CONTEXT_TRANSMIT):
*
diff --git a/kernel/fork.c b/kernel/fork.c
index 5630e52..1c53e38 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1664,6 +1664,12 @@ SYSCALL_DEFINE5(clone, unsigned long, newsp, unsigned long, clone_flags,
int __user *, parent_tidptr,
int __user *, child_tidptr,
int, tls_val)
+#elif defined(CONFIG_CLONE_BACKWARDS3)
+SYSCALL_DEFINE6(clone, unsigned long, clone_flags, unsigned long, newsp,
+ int, stack_size,
+ int __user *, parent_tidptr,
+ int __user *, child_tidptr,
+ int, tls_val)
#else
SYSCALL_DEFINE5(clone, unsigned long, clone_flags, unsigned long, newsp,
int __user *, parent_tidptr,
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 81fa536..7d0374f 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -1964,6 +1964,7 @@ entity_tick(struct cfs_rq *cfs_rq, struct sched_entity *curr, int queued)
*/
update_entity_load_avg(curr, 1);
update_cfs_rq_blocked_load(cfs_rq, 1);
+ update_cfs_shares(cfs_rq);
#ifdef CONFIG_SCHED_HRTICK
/*
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index 8853dab..b28e112 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -572,8 +572,6 @@ void tick_nohz_irq_exit(void)
local_irq_save(flags);
- /* Cancel the timer because CPU already waken up from the C-states */
- menu_hrtimer_cancel();
__tick_nohz_idle_enter(ts);
local_irq_restore(flags);
@@ -671,8 +669,6 @@ void tick_nohz_idle_exit(void)
ts->inidle = 0;
- /* Cancel the timer because CPU already waken up from the C-states*/
- menu_hrtimer_cancel();
if (ts->idle_active || ts->tick_stopped)
now = ktime_get();
diff --git a/kernel/user_namespace.c b/kernel/user_namespace.c
index f359dc7..b9b0b51 100644
--- a/kernel/user_namespace.c
+++ b/kernel/user_namespace.c
@@ -62,6 +62,9 @@ int create_user_ns(struct cred *new)
kgid_t group = new->egid;
int ret;
+ if (parent_ns->level > 32)
+ return -EUSERS;
+
/*
* Verify that we can not violate the policy of which files
* may be accessed that is specified by the root directory,
@@ -92,6 +95,7 @@ int create_user_ns(struct cred *new)
kref_init(&ns->kref);
/* Leave the new->user_ns reference with the new user namespace. */
ns->parent = parent_ns;
+ ns->level = parent_ns->level + 1;
ns->owner = owner;
ns->group = group;
@@ -105,16 +109,21 @@ int create_user_ns(struct cred *new)
int unshare_userns(unsigned long unshare_flags, struct cred **new_cred)
{
struct cred *cred;
+ int err = -ENOMEM;
if (!(unshare_flags & CLONE_NEWUSER))
return 0;
cred = prepare_creds();
- if (!cred)
- return -ENOMEM;
+ if (cred) {
+ err = create_user_ns(cred);
+ if (err)
+ put_cred(cred);
+ else
+ *new_cred = cred;
+ }
- *new_cred = cred;
- return create_user_ns(cred);
+ return err;
}
void free_user_ns(struct kref *kref)
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 3df6d12..efabe65 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -745,7 +745,10 @@ static int mbind_range(struct mm_struct *mm, unsigned long start,
if (prev) {
vma = prev;
next = vma->vm_next;
- continue;
+ if (mpol_equal(vma_policy(vma), new_pol))
+ continue;
+ /* vma_merge() joined vma && vma->next, case 8 */
+ goto replace;
}
if (vma->vm_start != vmstart) {
err = split_vma(vma->vm_mm, vma, vmstart, 1);
@@ -757,6 +760,7 @@ static int mbind_range(struct mm_struct *mm, unsigned long start,
if (err)
goto out;
}
+ replace:
err = vma_replace_policy(vma, new_pol);
if (err)
goto out;
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index d84400b..63632ea 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -35,6 +35,8 @@ static int tcp_adv_win_scale_min = -31;
static int tcp_adv_win_scale_max = 31;
static int ip_ttl_min = 1;
static int ip_ttl_max = 255;
+static int tcp_syn_retries_min = 1;
+static int tcp_syn_retries_max = MAX_TCP_SYNCNT;
static int ip_ping_group_range_min[] = { 0, 0 };
static int ip_ping_group_range_max[] = { GID_T_MAX, GID_T_MAX };
@@ -330,7 +332,9 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_syn_retries,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = proc_dointvec
+ .proc_handler = proc_dointvec_minmax,
+ .extra1 = &tcp_syn_retries_min,
+ .extra2 = &tcp_syn_retries_max
},
{
.procname = "tcp_synack_retries",
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 8fd154e..1535096 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -259,10 +259,12 @@ static void __net_exit ip6mr_rules_exit(struct net *net)
{
struct mr6_table *mrt, *next;
+ rtnl_lock();
list_for_each_entry_safe(mrt, next, &net->ipv6.mr6_tables, list) {
list_del(&mrt->list);
ip6mr_free_table(mrt);
}
+ rtnl_unlock();
fib_rules_unregister(net->ipv6.mr6_rules_ops);
}
#else
@@ -289,7 +291,10 @@ static int __net_init ip6mr_rules_init(struct net *net)
static void __net_exit ip6mr_rules_exit(struct net *net)
{
+ rtnl_lock();
ip6mr_free_table(net->ipv6.mrt6);
+ net->ipv6.mrt6 = NULL;
+ rtnl_unlock();
}
#endif
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 891db6c..e1cc508 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -2076,6 +2076,7 @@ static int pfkey_xfrm_policy2msg(struct sk_buff *skb, const struct xfrm_policy *
pol->sadb_x_policy_type = IPSEC_POLICY_NONE;
}
pol->sadb_x_policy_dir = dir+1;
+ pol->sadb_x_policy_reserved = 0;
pol->sadb_x_policy_id = xp->index;
pol->sadb_x_policy_priority = xp->priority;
@@ -3111,7 +3112,9 @@ static int pfkey_send_acquire(struct xfrm_state *x, struct xfrm_tmpl *t, struct
pol->sadb_x_policy_exttype = SADB_X_EXT_POLICY;
pol->sadb_x_policy_type = IPSEC_POLICY_IPSEC;
pol->sadb_x_policy_dir = XFRM_POLICY_OUT + 1;
+ pol->sadb_x_policy_reserved = 0;
pol->sadb_x_policy_id = xp->index;
+ pol->sadb_x_policy_priority = xp->priority;
/* Set sadb_comb's. */
if (x->id.proto == IPPROTO_AH)
@@ -3499,6 +3502,7 @@ static int pfkey_send_migrate(const struct xfrm_selector *sel, u8 dir, u8 type,
pol->sadb_x_policy_exttype = SADB_X_EXT_POLICY;
pol->sadb_x_policy_type = IPSEC_POLICY_IPSEC;
pol->sadb_x_policy_dir = dir + 1;
+ pol->sadb_x_policy_reserved = 0;
pol->sadb_x_policy_id = 0;
pol->sadb_x_policy_priority = 0;
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 49c48c6..40732e3 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -638,6 +638,8 @@ static void ieee80211_get_et_stats(struct wiphy *wiphy,
if (sta->sdata->dev != dev)
continue;
+ sinfo.filled = 0;
+ sta_set_sinfo(sta, &sinfo);
i = 0;
ADD_STA_STATS(sta);
}
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index bed1b09..87f76fa 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -935,8 +935,14 @@ ieee80211_rx_h_check(struct ieee80211_rx_data *rx)
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;
struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb);
- /* Drop duplicate 802.11 retransmissions (IEEE 802.11 Chap. 9.2.9) */
- if (rx->sta && !is_multicast_ether_addr(hdr->addr1)) {
+ /*
+ * Drop duplicate 802.11 retransmissions
+ * (IEEE 802.11-2012: 9.3.2.10 "Duplicate detection and recovery")
+ */
+ if (rx->skb->len >= 24 && rx->sta &&
+ !ieee80211_is_ctl(hdr->frame_control) &&
+ !ieee80211_is_qos_nullfunc(hdr->frame_control) &&
+ !is_multicast_ether_addr(hdr->addr1)) {
if (unlikely(ieee80211_has_retry(hdr->frame_control) &&
rx->sta->last_seq_ctrl[rx->seqno_idx] ==
hdr->seq_ctrl)) {
diff --git a/net/sched/sch_atm.c b/net/sched/sch_atm.c
index ca8e0a5..1f9c314 100644
--- a/net/sched/sch_atm.c
+++ b/net/sched/sch_atm.c
@@ -605,6 +605,7 @@ static int atm_tc_dump_class(struct Qdisc *sch, unsigned long cl,
struct sockaddr_atmpvc pvc;
int state;
+ memset(&pvc, 0, sizeof(pvc));
pvc.sap_family = AF_ATMPVC;
pvc.sap_addr.itf = flow->vcc->dev ? flow->vcc->dev->number : -1;
pvc.sap_addr.vpi = flow->vcc->vpi;
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index ced81a1..27cedc1 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -1468,6 +1468,7 @@ static int cbq_dump_wrr(struct sk_buff *skb, struct cbq_class *cl)
unsigned char *b = skb_tail_pointer(skb);
struct tc_cbq_wrropt opt;
+ memset(&opt, 0, sizeof(opt));
opt.flags = 0;
opt.allot = cl->allot;
opt.priority = cl->priority + 1;
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index f45706a..c6268cb 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -5800,12 +5800,14 @@ EXPORT_SYMBOL(cfg80211_testmode_alloc_event_skb);
void cfg80211_testmode_event(struct sk_buff *skb, gfp_t gfp)
{
+ struct cfg80211_registered_device *rdev = ((void **)skb->cb)[0];
void *hdr = ((void **)skb->cb)[1];
struct nlattr *data = ((void **)skb->cb)[2];
nla_nest_end(skb, data);
genlmsg_end(skb, hdr);
- genlmsg_multicast(skb, 0, nl80211_testmode_mcgrp.id, gfp);
+ genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), skb, 0,
+ nl80211_testmode_mcgrp.id, gfp);
}
EXPORT_SYMBOL(cfg80211_testmode_event);
#endif
@@ -8754,7 +8756,8 @@ void nl80211_send_mgmt_tx_status(struct cfg80211_registered_device *rdev,
genlmsg_end(msg, hdr);
- genlmsg_multicast(msg, 0, nl80211_mlme_mcgrp.id, gfp);
+ genlmsg_multicast_netns(wiphy_net(&rdev->wiphy), msg, 0,
+ nl80211_mlme_mcgrp.id, gfp);
return;
nla_put_failure:
diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c
index ad11dc9..2401d06 100644
--- a/sound/core/compress_offload.c
+++ b/sound/core/compress_offload.c
@@ -608,7 +608,7 @@ static long snd_compr_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
mutex_lock(&stream->device->lock);
switch (_IOC_NR(cmd)) {
case _IOC_NR(SNDRV_COMPRESS_IOCTL_VERSION):
- put_user(SNDRV_COMPRESS_VERSION,
+ retval = put_user(SNDRV_COMPRESS_VERSION,
(int __user *)arg) ? -EFAULT : 0;
break;
case _IOC_NR(SNDRV_COMPRESS_GET_CAPS):
diff --git a/sound/soc/codecs/max98088.c b/sound/soc/codecs/max98088.c
index 5d36319..6c9e662 100644
--- a/sound/soc/codecs/max98088.c
+++ b/sound/soc/codecs/max98088.c
@@ -1594,7 +1594,7 @@ static int max98088_dai2_digital_mute(struct snd_soc_dai *codec_dai, int mute)
static void max98088_sync_cache(struct snd_soc_codec *codec)
{
- u16 *reg_cache = codec->reg_cache;
+ u8 *reg_cache = codec->reg_cache;
int i;
if (!codec->cache_sync)
diff --git a/sound/usb/6fire/comm.c b/sound/usb/6fire/comm.c
index 9e6e3ff..23452ee 100644
--- a/sound/usb/6fire/comm.c
+++ b/sound/usb/6fire/comm.c
@@ -110,19 +110,37 @@ static int usb6fire_comm_send_buffer(u8 *buffer, struct usb_device *dev)
static int usb6fire_comm_write8(struct comm_runtime *rt, u8 request,
u8 reg, u8 value)
{
- u8 buffer[13]; /* 13: maximum length of message */
+ u8 *buffer;
+ int ret;
+
+ /* 13: maximum length of message */
+ buffer = kmalloc(13, GFP_KERNEL);
+ if (!buffer)
+ return -ENOMEM;
usb6fire_comm_init_buffer(buffer, 0x00, request, reg, value, 0x00);
- return usb6fire_comm_send_buffer(buffer, rt->chip->dev);
+ ret = usb6fire_comm_send_buffer(buffer, rt->chip->dev);
+
+ kfree(buffer);
+ return ret;
}
static int usb6fire_comm_write16(struct comm_runtime *rt, u8 request,
u8 reg, u8 vl, u8 vh)
{
- u8 buffer[13]; /* 13: maximum length of message */
+ u8 *buffer;
+ int ret;
+
+ /* 13: maximum length of message */
+ buffer = kmalloc(13, GFP_KERNEL);
+ if (!buffer)
+ return -ENOMEM;
usb6fire_comm_init_buffer(buffer, 0x00, request, reg, vl, vh);
- return usb6fire_comm_send_buffer(buffer, rt->chip->dev);
+ ret = usb6fire_comm_send_buffer(buffer, rt->chip->dev);
+
+ kfree(buffer);
+ return ret;
}
int usb6fire_comm_init(struct sfire_chip *chip)
@@ -135,6 +153,12 @@ int usb6fire_comm_init(struct sfire_chip *chip)
if (!rt)
return -ENOMEM;
+ rt->receiver_buffer = kzalloc(COMM_RECEIVER_BUFSIZE, GFP_KERNEL);
+ if (!rt->receiver_buffer) {
+ kfree(rt);
+ return -ENOMEM;
+ }
+
urb = &rt->receiver;
rt->serial = 1;
rt->chip = chip;
@@ -153,6 +177,7 @@ int usb6fire_comm_init(struct sfire_chip *chip)
urb->interval = 1;
ret = usb_submit_urb(urb, GFP_KERNEL);
if (ret < 0) {
+ kfree(rt->receiver_buffer);
kfree(rt);
snd_printk(KERN_ERR PREFIX "cannot create comm data receiver.");
return ret;
@@ -171,6 +196,9 @@ void usb6fire_comm_abort(struct sfire_chip *chip)
void usb6fire_comm_destroy(struct sfire_chip *chip)
{
- kfree(chip->comm);
+ struct comm_runtime *rt = chip->comm;
+
+ kfree(rt->receiver_buffer);
+ kfree(rt);
chip->comm = NULL;
}
diff --git a/sound/usb/6fire/comm.h b/sound/usb/6fire/comm.h
index 6a0840b..780d5ed 100644
--- a/sound/usb/6fire/comm.h
+++ b/sound/usb/6fire/comm.h
@@ -24,7 +24,7 @@ struct comm_runtime {
struct sfire_chip *chip;
struct urb receiver;
- u8 receiver_buffer[COMM_RECEIVER_BUFSIZE];
+ u8 *receiver_buffer;
u8 serial; /* urb serial */
diff --git a/sound/usb/6fire/pcm.c b/sound/usb/6fire/pcm.c
index 8221ff2..074aaf7 100644
--- a/sound/usb/6fire/pcm.c
+++ b/sound/usb/6fire/pcm.c
@@ -543,7 +543,7 @@ static snd_pcm_uframes_t usb6fire_pcm_pointer(
snd_pcm_uframes_t ret;
if (rt->panic || !sub)
- return SNDRV_PCM_STATE_XRUN;
+ return SNDRV_PCM_POS_XRUN;
spin_lock_irqsave(&sub->lock, flags);
ret = sub->dma_off;
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index 63cca3a..d5ec603 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -584,17 +584,16 @@ static int data_ep_set_params(struct snd_usb_endpoint *ep,
ep->stride = frame_bits >> 3;
ep->silence_value = pcm_format == SNDRV_PCM_FORMAT_U8 ? 0x80 : 0;
- /* calculate max. frequency */
- if (ep->maxpacksize) {
+ /* assume max. frequency is 25% higher than nominal */
+ ep->freqmax = ep->freqn + (ep->freqn >> 2);
+ maxsize = ((ep->freqmax + 0xffff) * (frame_bits >> 3))
+ >> (16 - ep->datainterval);
+ /* but wMaxPacketSize might reduce this */
+ if (ep->maxpacksize && ep->maxpacksize < maxsize) {
/* whatever fits into a max. size packet */
maxsize = ep->maxpacksize;
ep->freqmax = (maxsize / (frame_bits >> 3))
<< (16 - ep->datainterval);
- } else {
- /* no max. packet size: just take 25% higher than nominal */
- ep->freqmax = ep->freqn + (ep->freqn >> 2);
- maxsize = ((ep->freqmax + 0xffff) * (frame_bits >> 3))
- >> (16 - ep->datainterval);
}
if (ep->fill_max)
diff --git a/tools/hv/hv_kvp_daemon.c b/tools/hv/hv_kvp_daemon.c
index d25a469..f0e1810 100644
--- a/tools/hv/hv_kvp_daemon.c
+++ b/tools/hv/hv_kvp_daemon.c
@@ -1012,9 +1012,10 @@ kvp_get_ip_info(int family, char *if_name, int op,
if (sn_offset == 0)
strcpy(sn_str, cidr_mask);
- else
+ else {
+ strcat((char *)ip_buffer->sub_net, ";");
strcat(sn_str, cidr_mask);
- strcat((char *)ip_buffer->sub_net, ";");
+ }
sn_offset += strlen(sn_str) + 1;
}
--
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