Re: Linux 2.6.35.4
From: Greg KH
Date: Thu Aug 26 2010 - 20:01:35 EST
diff --git a/Makefile b/Makefile
index 554683d..73ab033 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 2
PATCHLEVEL = 6
SUBLEVEL = 35
-EXTRAVERSION = .3
+EXTRAVERSION = .4
NAME = Sheep on Meth
# *DOCUMENTATION*
diff --git a/arch/arm/include/asm/ptrace.h b/arch/arm/include/asm/ptrace.h
index 9dcb11e..bf62c44 100644
--- a/arch/arm/include/asm/ptrace.h
+++ b/arch/arm/include/asm/ptrace.h
@@ -158,15 +158,24 @@ struct pt_regs {
*/
static inline int valid_user_regs(struct pt_regs *regs)
{
- if (user_mode(regs) && (regs->ARM_cpsr & PSR_I_BIT) == 0) {
- regs->ARM_cpsr &= ~(PSR_F_BIT | PSR_A_BIT);
- return 1;
+ unsigned long mode = regs->ARM_cpsr & MODE_MASK;
+
+ /*
+ * Always clear the F (FIQ) and A (delayed abort) bits
+ */
+ regs->ARM_cpsr &= ~(PSR_F_BIT | PSR_A_BIT);
+
+ if ((regs->ARM_cpsr & PSR_I_BIT) == 0) {
+ if (mode == USR_MODE)
+ return 1;
+ if (elf_hwcap & HWCAP_26BIT && mode == USR26_MODE)
+ return 1;
}
/*
* Force CPSR to something logical...
*/
- regs->ARM_cpsr &= PSR_f | PSR_s | (PSR_x & ~PSR_A_BIT) | PSR_T_BIT | MODE32_BIT;
+ regs->ARM_cpsr &= PSR_f | PSR_s | PSR_x | PSR_T_BIT | MODE32_BIT;
if (!(elf_hwcap & HWCAP_26BIT))
regs->ARM_cpsr |= USR_MODE;
diff --git a/arch/arm/mach-ixp4xx/ixdp425-setup.c b/arch/arm/mach-ixp4xx/ixdp425-setup.c
index 827cbc4..ea9ee4e 100644
--- a/arch/arm/mach-ixp4xx/ixdp425-setup.c
+++ b/arch/arm/mach-ixp4xx/ixdp425-setup.c
@@ -100,6 +100,7 @@ ixdp425_flash_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
static struct platform_nand_data ixdp425_flash_nand_data = {
.chip = {
+ .nr_chips = 1,
.chip_delay = 30,
.options = NAND_NO_AUTOINCR,
#ifdef CONFIG_MTD_PARTITIONS
diff --git a/arch/arm/mach-mx3/mach-qong.c b/arch/arm/mach-mx3/mach-qong.c
index e5b5b83..1f9363f 100644
--- a/arch/arm/mach-mx3/mach-qong.c
+++ b/arch/arm/mach-mx3/mach-qong.c
@@ -169,6 +169,7 @@ static void qong_nand_select_chip(struct mtd_info *mtd, int chip)
static struct platform_nand_data qong_nand_data = {
.chip = {
+ .nr_chips = 1,
.chip_delay = 20,
.options = 0,
},
diff --git a/arch/arm/mach-orion5x/ts78xx-setup.c b/arch/arm/mach-orion5x/ts78xx-setup.c
index 5041d1b..696b1a9 100644
--- a/arch/arm/mach-orion5x/ts78xx-setup.c
+++ b/arch/arm/mach-orion5x/ts78xx-setup.c
@@ -216,6 +216,7 @@ static struct mtd_partition ts78xx_ts_nand_parts[] = {
static struct platform_nand_data ts78xx_ts_nand_data = {
.chip = {
+ .nr_chips = 1,
.part_probe_types = ts_nand_part_probes,
.partitions = ts78xx_ts_nand_parts,
.nr_partitions = ARRAY_SIZE(ts78xx_ts_nand_parts),
diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c
index 9eaf5b0..68a27bc 100644
--- a/arch/blackfin/mach-bf537/boards/stamp.c
+++ b/arch/blackfin/mach-bf537/boards/stamp.c
@@ -400,6 +400,7 @@ static int bfin_plat_nand_dev_ready(struct mtd_info *mtd)
static struct platform_nand_data bfin_plat_nand_data = {
.chip = {
+ .nr_chips = 1,
.chip_delay = 30,
#ifdef CONFIG_MTD_PARTITIONS
.part_probe_types = part_probes,
diff --git a/arch/blackfin/mach-bf561/boards/acvilon.c b/arch/blackfin/mach-bf561/boards/acvilon.c
index bfcfa86..35b6d12 100644
--- a/arch/blackfin/mach-bf561/boards/acvilon.c
+++ b/arch/blackfin/mach-bf561/boards/acvilon.c
@@ -284,6 +284,7 @@ static int bfin_plat_nand_dev_ready(struct mtd_info *mtd)
static struct platform_nand_data bfin_plat_nand_data = {
.chip = {
+ .nr_chips = 1,
.chip_delay = 30,
#ifdef CONFIG_MTD_PARTITIONS
.part_probe_types = part_probes,
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 5d2f17d..b2e3635 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -164,7 +164,7 @@ drivers-$(CONFIG_OPROFILE) += arch/powerpc/oprofile/
all: zImage
# With make 3.82 we cannot mix normal and wildcard targets
-BOOT_TARGETS1 := zImage zImage.initrd uImaged
+BOOT_TARGETS1 := zImage zImage.initrd uImage
BOOT_TARGETS2 := zImage% dtbImage% treeImage.% cuImage.% simpleImage.%
PHONY += $(BOOT_TARGETS1) $(BOOT_TARGETS2)
diff --git a/arch/sparc/include/asm/atomic_64.h b/arch/sparc/include/asm/atomic_64.h
index 2050ca0..bdb2ff8 100644
--- a/arch/sparc/include/asm/atomic_64.h
+++ b/arch/sparc/include/asm/atomic_64.h
@@ -20,14 +20,14 @@
#define atomic64_set(v, i) (((v)->counter) = i)
extern void atomic_add(int, atomic_t *);
-extern void atomic64_add(int, atomic64_t *);
+extern void atomic64_add(long, atomic64_t *);
extern void atomic_sub(int, atomic_t *);
-extern void atomic64_sub(int, atomic64_t *);
+extern void atomic64_sub(long, atomic64_t *);
extern int atomic_add_ret(int, atomic_t *);
-extern int atomic64_add_ret(int, atomic64_t *);
+extern long atomic64_add_ret(long, atomic64_t *);
extern int atomic_sub_ret(int, atomic_t *);
-extern int atomic64_sub_ret(int, atomic64_t *);
+extern long atomic64_sub_ret(long, atomic64_t *);
#define atomic_dec_return(v) atomic_sub_ret(1, v)
#define atomic64_dec_return(v) atomic64_sub_ret(1, v)
@@ -91,7 +91,7 @@ static inline int atomic_add_unless(atomic_t *v, int a, int u)
((__typeof__((v)->counter))cmpxchg(&((v)->counter), (o), (n)))
#define atomic64_xchg(v, new) (xchg(&((v)->counter), new))
-static inline int atomic64_add_unless(atomic64_t *v, long a, long u)
+static inline long atomic64_add_unless(atomic64_t *v, long a, long u)
{
long c, old;
c = atomic64_read(v);
diff --git a/arch/sparc/include/asm/fb.h b/arch/sparc/include/asm/fb.h
index e834880..2173432 100644
--- a/arch/sparc/include/asm/fb.h
+++ b/arch/sparc/include/asm/fb.h
@@ -1,5 +1,6 @@
#ifndef _SPARC_FB_H_
#define _SPARC_FB_H_
+#include <linux/console.h>
#include <linux/fb.h>
#include <linux/fs.h>
#include <asm/page.h>
@@ -18,6 +19,9 @@ static inline int fb_is_primary_device(struct fb_info *info)
struct device *dev = info->device;
struct device_node *node;
+ if (console_set_on_cmdline)
+ return 0;
+
node = dev->of_node;
if (node &&
node == of_console_device)
diff --git a/arch/sparc/include/asm/parport.h b/arch/sparc/include/asm/parport.h
index c333b8d..d21ad50 100644
--- a/arch/sparc/include/asm/parport.h
+++ b/arch/sparc/include/asm/parport.h
@@ -228,6 +228,10 @@ static const struct of_device_id ecpp_match[] = {
.name = "parallel",
.compatible = "ns87317-ecpp",
},
+ {
+ .name = "parallel",
+ .compatible = "pnpALI,1533,3",
+ },
{},
};
diff --git a/arch/sparc/include/asm/rwsem-const.h b/arch/sparc/include/asm/rwsem-const.h
index a303c9d..e4c61a1 100644
--- a/arch/sparc/include/asm/rwsem-const.h
+++ b/arch/sparc/include/asm/rwsem-const.h
@@ -5,7 +5,7 @@
#define RWSEM_UNLOCKED_VALUE 0x00000000
#define RWSEM_ACTIVE_BIAS 0x00000001
#define RWSEM_ACTIVE_MASK 0x0000ffff
-#define RWSEM_WAITING_BIAS 0xffff0000
+#define RWSEM_WAITING_BIAS (-0x00010000)
#define RWSEM_ACTIVE_READ_BIAS RWSEM_ACTIVE_BIAS
#define RWSEM_ACTIVE_WRITE_BIAS (RWSEM_WAITING_BIAS + RWSEM_ACTIVE_BIAS)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index dcb0593..f942bb7 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -247,6 +247,11 @@ config ARCH_HWEIGHT_CFLAGS
config KTIME_SCALAR
def_bool X86_32
+
+config ARCH_CPU_PROBE_RELEASE
+ def_bool y
+ depends on HOTPLUG_CPU
+
source "init/Kconfig"
source "kernel/Kconfig.freezer"
diff --git a/arch/x86/include/asm/cmpxchg_32.h b/arch/x86/include/asm/cmpxchg_32.h
index c1cf59d..20955ea 100644
--- a/arch/x86/include/asm/cmpxchg_32.h
+++ b/arch/x86/include/asm/cmpxchg_32.h
@@ -53,60 +53,33 @@ struct __xchg_dummy {
__xchg((v), (ptr), sizeof(*ptr))
/*
- * The semantics of XCHGCMP8B are a bit strange, this is why
- * there is a loop and the loading of %%eax and %%edx has to
- * be inside. This inlines well in most cases, the cached
- * cost is around ~38 cycles. (in the future we might want
- * to do an SIMD/3DNOW!/MMX/FPU 64-bit store here, but that
- * might have an implicit FPU-save as a cost, so it's not
- * clear which path to go.)
+ * CMPXCHG8B only writes to the target if we had the previous
+ * value in registers, otherwise it acts as a read and gives us the
+ * "new previous" value. That is why there is a loop. Preloading
+ * EDX:EAX is a performance optimization: in the common case it means
+ * we need only one locked operation.
*
- * cmpxchg8b must be used with the lock prefix here to allow
- * the instruction to be executed atomically, see page 3-102
- * of the instruction set reference 24319102.pdf. We need
- * the reader side to see the coherent 64bit value.
+ * A SIMD/3DNOW!/MMX/FPU 64-bit store here would require at the very
+ * least an FPU save and/or %cr0.ts manipulation.
+ *
+ * cmpxchg8b must be used with the lock prefix here to allow the
+ * instruction to be executed atomically. We need to have the reader
+ * side to see the coherent 64bit value.
*/
-static inline void __set_64bit(unsigned long long *ptr,
- unsigned int low, unsigned int high)
+static inline void set_64bit(volatile u64 *ptr, u64 value)
{
+ u32 low = value;
+ u32 high = value >> 32;
+ u64 prev = *ptr;
+
asm volatile("\n1:\t"
- "movl (%1), %%eax\n\t"
- "movl 4(%1), %%edx\n\t"
- LOCK_PREFIX "cmpxchg8b (%1)\n\t"
+ LOCK_PREFIX "cmpxchg8b %0\n\t"
"jnz 1b"
- : "=m" (*ptr)
- : "D" (ptr),
- "b" (low),
- "c" (high)
- : "ax", "dx", "memory");
-}
-
-static inline void __set_64bit_constant(unsigned long long *ptr,
- unsigned long long value)
-{
- __set_64bit(ptr, (unsigned int)value, (unsigned int)(value >> 32));
-}
-
-#define ll_low(x) *(((unsigned int *)&(x)) + 0)
-#define ll_high(x) *(((unsigned int *)&(x)) + 1)
-
-static inline void __set_64bit_var(unsigned long long *ptr,
- unsigned long long value)
-{
- __set_64bit(ptr, ll_low(value), ll_high(value));
+ : "=m" (*ptr), "+A" (prev)
+ : "b" (low), "c" (high)
+ : "memory");
}
-#define set_64bit(ptr, value) \
- (__builtin_constant_p((value)) \
- ? __set_64bit_constant((ptr), (value)) \
- : __set_64bit_var((ptr), (value)))
-
-#define _set_64bit(ptr, value) \
- (__builtin_constant_p(value) \
- ? __set_64bit(ptr, (unsigned int)(value), \
- (unsigned int)((value) >> 32)) \
- : __set_64bit(ptr, ll_low((value)), ll_high((value))))
-
extern void __cmpxchg_wrong_size(void);
/*
diff --git a/arch/x86/include/asm/cmpxchg_64.h b/arch/x86/include/asm/cmpxchg_64.h
index b92f147..9596e7c 100644
--- a/arch/x86/include/asm/cmpxchg_64.h
+++ b/arch/x86/include/asm/cmpxchg_64.h
@@ -5,13 +5,11 @@
#define __xg(x) ((volatile long *)(x))
-static inline void set_64bit(volatile unsigned long *ptr, unsigned long val)
+static inline void set_64bit(volatile u64 *ptr, u64 val)
{
*ptr = val;
}
-#define _set_64bit set_64bit
-
extern void __xchg_wrong_size(void);
extern void __cmpxchg_wrong_size(void);
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index a96489e..c07e513 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1606,7 +1606,7 @@ void __init init_apic_mappings(void)
* acpi lapic path already maps that address in
* acpi_register_lapic_address()
*/
- if (!acpi_lapic)
+ if (!acpi_lapic && !smp_found_config)
set_fixmap_nocache(FIX_APIC_BASE, apic_phys);
apic_printk(APIC_VERBOSE, "mapped APIC to %08lx (%08lx)\n",
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index e41ed24..2b18af1 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -1728,6 +1728,8 @@ __apicdebuginit(void) print_IO_APIC(void)
struct irq_pin_list *entry;
cfg = desc->chip_data;
+ if (!cfg)
+ continue;
entry = cfg->irq_2_pin;
if (!entry)
continue;
diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c
index 214ac86..d8d86d0 100644
--- a/arch/x86/kernel/cpu/perf_event_intel.c
+++ b/arch/x86/kernel/cpu/perf_event_intel.c
@@ -491,33 +491,78 @@ static void intel_pmu_enable_all(int added)
* Intel Errata AAP53 (model 30)
* Intel Errata BD53 (model 44)
*
- * These chips need to be 'reset' when adding counters by programming
- * the magic three (non counting) events 0x4300D2, 0x4300B1 and 0x4300B5
- * either in sequence on the same PMC or on different PMCs.
+ * The official story:
+ * These chips need to be 'reset' when adding counters by programming the
+ * magic three (non-counting) events 0x4300B5, 0x4300D2, and 0x4300B1 either
+ * in sequence on the same PMC or on different PMCs.
+ *
+ * In practise it appears some of these events do in fact count, and
+ * we need to programm all 4 events.
*/
-static void intel_pmu_nhm_enable_all(int added)
+static void intel_pmu_nhm_workaround(void)
{
- if (added) {
- struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
- int i;
+ struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+ static const unsigned long nhm_magic[4] = {
+ 0x4300B5,
+ 0x4300D2,
+ 0x4300B1,
+ 0x4300B1
+ };
+ struct perf_event *event;
+ int i;
+
+ /*
+ * The Errata requires below steps:
+ * 1) Clear MSR_IA32_PEBS_ENABLE and MSR_CORE_PERF_GLOBAL_CTRL;
+ * 2) Configure 4 PERFEVTSELx with the magic events and clear
+ * the corresponding PMCx;
+ * 3) set bit0~bit3 of MSR_CORE_PERF_GLOBAL_CTRL;
+ * 4) Clear MSR_CORE_PERF_GLOBAL_CTRL;
+ * 5) Clear 4 pairs of ERFEVTSELx and PMCx;
+ */
+
+ /*
+ * The real steps we choose are a little different from above.
+ * A) To reduce MSR operations, we don't run step 1) as they
+ * are already cleared before this function is called;
+ * B) Call x86_perf_event_update to save PMCx before configuring
+ * PERFEVTSELx with magic number;
+ * C) With step 5), we do clear only when the PERFEVTSELx is
+ * not used currently.
+ * D) Call x86_perf_event_set_period to restore PMCx;
+ */
- wrmsrl(MSR_ARCH_PERFMON_EVENTSEL0 + 0, 0x4300D2);
- wrmsrl(MSR_ARCH_PERFMON_EVENTSEL0 + 1, 0x4300B1);
- wrmsrl(MSR_ARCH_PERFMON_EVENTSEL0 + 2, 0x4300B5);
+ /* We always operate 4 pairs of PERF Counters */
+ for (i = 0; i < 4; i++) {
+ event = cpuc->events[i];
+ if (event)
+ x86_perf_event_update(event);
+ }
- wrmsrl(MSR_CORE_PERF_GLOBAL_CTRL, 0x3);
- wrmsrl(MSR_CORE_PERF_GLOBAL_CTRL, 0x0);
+ for (i = 0; i < 4; i++) {
+ wrmsrl(MSR_ARCH_PERFMON_EVENTSEL0 + i, nhm_magic[i]);
+ wrmsrl(MSR_ARCH_PERFMON_PERFCTR0 + i, 0x0);
+ }
- for (i = 0; i < 3; i++) {
- struct perf_event *event = cpuc->events[i];
+ wrmsrl(MSR_CORE_PERF_GLOBAL_CTRL, 0xf);
+ wrmsrl(MSR_CORE_PERF_GLOBAL_CTRL, 0x0);
- if (!event)
- continue;
+ for (i = 0; i < 4; i++) {
+ event = cpuc->events[i];
+ if (event) {
+ x86_perf_event_set_period(event);
__x86_pmu_enable_event(&event->hw,
- ARCH_PERFMON_EVENTSEL_ENABLE);
- }
+ ARCH_PERFMON_EVENTSEL_ENABLE);
+ } else
+ wrmsrl(MSR_ARCH_PERFMON_EVENTSEL0 + i, 0x0);
}
+}
+
+static void intel_pmu_nhm_enable_all(int added)
+{
+ if (added)
+ intel_pmu_nhm_workaround();
intel_pmu_enable_all(added);
}
diff --git a/arch/x86/kernel/cpu/perf_event_p4.c b/arch/x86/kernel/cpu/perf_event_p4.c
index ae85d69..0ffe19e 100644
--- a/arch/x86/kernel/cpu/perf_event_p4.c
+++ b/arch/x86/kernel/cpu/perf_event_p4.c
@@ -581,6 +581,7 @@ static int p4_pmu_handle_irq(struct pt_regs *regs)
cpuc = &__get_cpu_var(cpu_hw_events);
for (idx = 0; idx < x86_pmu.num_counters; idx++) {
+ int overflow;
if (!test_bit(idx, cpuc->active_mask))
continue;
@@ -591,12 +592,14 @@ static int p4_pmu_handle_irq(struct pt_regs *regs)
WARN_ON_ONCE(hwc->idx != idx);
/* it might be unflagged overflow */
- handled = p4_pmu_clear_cccr_ovf(hwc);
+ overflow = p4_pmu_clear_cccr_ovf(hwc);
val = x86_perf_event_update(event);
- if (!handled && (val & (1ULL << (x86_pmu.cntval_bits - 1))))
+ if (!overflow && (val & (1ULL << (x86_pmu.cntval_bits - 1))))
continue;
+ handled += overflow;
+
/* event overflow for sure */
data.period = event->hw.last_period;
@@ -612,7 +615,7 @@ static int p4_pmu_handle_irq(struct pt_regs *regs)
inc_irq_stat(apic_perf_irqs);
}
- return handled;
+ return handled > 0;
}
/*
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index d86dbf7..d7b6f7f 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -274,6 +274,18 @@ static void __init smp_dump_mptable(struct mpc_table *mpc, unsigned char *mpt)
void __init default_smp_read_mpc_oem(struct mpc_table *mpc) { }
+static void __init smp_register_lapic_address(unsigned long address)
+{
+ mp_lapic_addr = address;
+
+ set_fixmap_nocache(FIX_APIC_BASE, address);
+ if (boot_cpu_physical_apicid == -1U) {
+ boot_cpu_physical_apicid = read_apic_id();
+ apic_version[boot_cpu_physical_apicid] =
+ GET_APIC_VERSION(apic_read(APIC_LVR));
+ }
+}
+
static int __init smp_read_mpc(struct mpc_table *mpc, unsigned early)
{
char str[16];
@@ -295,6 +307,10 @@ static int __init smp_read_mpc(struct mpc_table *mpc, unsigned early)
if (early)
return 1;
+ /* Initialize the lapic mapping */
+ if (!acpi_lapic)
+ smp_register_lapic_address(mpc->lapic);
+
if (mpc->oemptr)
x86_init.mpparse.smp_read_mpc_oem(mpc);
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 11015fd..0bf2ece 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -91,6 +91,25 @@ DEFINE_PER_CPU(int, cpu_state) = { 0 };
static DEFINE_PER_CPU(struct task_struct *, idle_thread_array);
#define get_idle_for_cpu(x) (per_cpu(idle_thread_array, x))
#define set_idle_for_cpu(x, p) (per_cpu(idle_thread_array, x) = (p))
+
+/*
+ * We need this for trampoline_base protection from concurrent accesses when
+ * off- and onlining cores wildly.
+ */
+static DEFINE_MUTEX(x86_cpu_hotplug_driver_mutex);
+
+void cpu_hotplug_driver_lock()
+{
+ mutex_lock(&x86_cpu_hotplug_driver_mutex);
+}
+
+void cpu_hotplug_driver_unlock()
+{
+ mutex_unlock(&x86_cpu_hotplug_driver_mutex);
+}
+
+ssize_t arch_cpu_probe(const char *buf, size_t count) { return -1; }
+ssize_t arch_cpu_release(const char *buf, size_t count) { return -1; }
#else
static struct task_struct *idle_thread_array[NR_CPUS] __cpuinitdata ;
#define get_idle_for_cpu(x) (idle_thread_array[(x)])
diff --git a/arch/x86/lib/atomic64_386_32.S b/arch/x86/lib/atomic64_386_32.S
index 4a5979a..78ee8e0 100644
--- a/arch/x86/lib/atomic64_386_32.S
+++ b/arch/x86/lib/atomic64_386_32.S
@@ -25,150 +25,170 @@
CFI_ADJUST_CFA_OFFSET -4
.endm
-.macro BEGIN func reg
-$v = \reg
-
-ENTRY(atomic64_\func\()_386)
- CFI_STARTPROC
- LOCK $v
-
-.macro RETURN
- UNLOCK $v
+#define BEGIN(op) \
+.macro END; \
+ CFI_ENDPROC; \
+ENDPROC(atomic64_##op##_386); \
+.purgem END; \
+.endm; \
+ENTRY(atomic64_##op##_386); \
+ CFI_STARTPROC; \
+ LOCK v;
+
+#define RET \
+ UNLOCK v; \
ret
-.endm
-
-.macro END_
- CFI_ENDPROC
-ENDPROC(atomic64_\func\()_386)
-.purgem RETURN
-.purgem END_
-.purgem END
-.endm
-
-.macro END
-RETURN
-END_
-.endm
-.endm
-
-BEGIN read %ecx
- movl ($v), %eax
- movl 4($v), %edx
-END
-
-BEGIN set %esi
- movl %ebx, ($v)
- movl %ecx, 4($v)
-END
-
-BEGIN xchg %esi
- movl ($v), %eax
- movl 4($v), %edx
- movl %ebx, ($v)
- movl %ecx, 4($v)
-END
-
-BEGIN add %ecx
- addl %eax, ($v)
- adcl %edx, 4($v)
-END
-BEGIN add_return %ecx
- addl ($v), %eax
- adcl 4($v), %edx
- movl %eax, ($v)
- movl %edx, 4($v)
-END
-
-BEGIN sub %ecx
- subl %eax, ($v)
- sbbl %edx, 4($v)
-END
-
-BEGIN sub_return %ecx
+#define RET_END \
+ RET; \
+ END
+
+#define v %ecx
+BEGIN(read)
+ movl (v), %eax
+ movl 4(v), %edx
+RET_END
+#undef v
+
+#define v %esi
+BEGIN(set)
+ movl %ebx, (v)
+ movl %ecx, 4(v)
+RET_END
+#undef v
+
+#define v %esi
+BEGIN(xchg)
+ movl (v), %eax
+ movl 4(v), %edx
+ movl %ebx, (v)
+ movl %ecx, 4(v)
+RET_END
+#undef v
+
+#define v %ecx
+BEGIN(add)
+ addl %eax, (v)
+ adcl %edx, 4(v)
+RET_END
+#undef v
+
+#define v %ecx
+BEGIN(add_return)
+ addl (v), %eax
+ adcl 4(v), %edx
+ movl %eax, (v)
+ movl %edx, 4(v)
+RET_END
+#undef v
+
+#define v %ecx
+BEGIN(sub)
+ subl %eax, (v)
+ sbbl %edx, 4(v)
+RET_END
+#undef v
+
+#define v %ecx
+BEGIN(sub_return)
negl %edx
negl %eax
sbbl $0, %edx
- addl ($v), %eax
- adcl 4($v), %edx
- movl %eax, ($v)
- movl %edx, 4($v)
-END
-
-BEGIN inc %esi
- addl $1, ($v)
- adcl $0, 4($v)
-END
-
-BEGIN inc_return %esi
- movl ($v), %eax
- movl 4($v), %edx
+ addl (v), %eax
+ adcl 4(v), %edx
+ movl %eax, (v)
+ movl %edx, 4(v)
+RET_END
+#undef v
+
+#define v %esi
+BEGIN(inc)
+ addl $1, (v)
+ adcl $0, 4(v)
+RET_END
+#undef v
+
+#define v %esi
+BEGIN(inc_return)
+ movl (v), %eax
+ movl 4(v), %edx
addl $1, %eax
adcl $0, %edx
- movl %eax, ($v)
- movl %edx, 4($v)
-END
-
-BEGIN dec %esi
- subl $1, ($v)
- sbbl $0, 4($v)
-END
-
-BEGIN dec_return %esi
- movl ($v), %eax
- movl 4($v), %edx
+ movl %eax, (v)
+ movl %edx, 4(v)
+RET_END
+#undef v
+
+#define v %esi
+BEGIN(dec)
+ subl $1, (v)
+ sbbl $0, 4(v)
+RET_END
+#undef v
+
+#define v %esi
+BEGIN(dec_return)
+ movl (v), %eax
+ movl 4(v), %edx
subl $1, %eax
sbbl $0, %edx
- movl %eax, ($v)
- movl %edx, 4($v)
-END
+ movl %eax, (v)
+ movl %edx, 4(v)
+RET_END
+#undef v
-BEGIN add_unless %ecx
+#define v %ecx
+BEGIN(add_unless)
addl %eax, %esi
adcl %edx, %edi
- addl ($v), %eax
- adcl 4($v), %edx
+ addl (v), %eax
+ adcl 4(v), %edx
cmpl %eax, %esi
je 3f
1:
- movl %eax, ($v)
- movl %edx, 4($v)
+ movl %eax, (v)
+ movl %edx, 4(v)
movl $1, %eax
2:
-RETURN
+ RET
3:
cmpl %edx, %edi
jne 1b
xorl %eax, %eax
jmp 2b
-END_
+END
+#undef v
-BEGIN inc_not_zero %esi
- movl ($v), %eax
- movl 4($v), %edx
+#define v %esi
+BEGIN(inc_not_zero)
+ movl (v), %eax
+ movl 4(v), %edx
testl %eax, %eax
je 3f
1:
addl $1, %eax
adcl $0, %edx
- movl %eax, ($v)
- movl %edx, 4($v)
+ movl %eax, (v)
+ movl %edx, 4(v)
movl $1, %eax
2:
-RETURN
+ RET
3:
testl %edx, %edx
jne 1b
jmp 2b
-END_
+END
+#undef v
-BEGIN dec_if_positive %esi
- movl ($v), %eax
- movl 4($v), %edx
+#define v %esi
+BEGIN(dec_if_positive)
+ movl (v), %eax
+ movl 4(v), %edx
subl $1, %eax
sbbl $0, %edx
js 1f
- movl %eax, ($v)
- movl %edx, 4($v)
+ movl %eax, (v)
+ movl %edx, 4(v)
1:
-END
+RET_END
+#undef v
diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c
index b28d2f1..f6b48f6 100644
--- a/arch/x86/oprofile/nmi_int.c
+++ b/arch/x86/oprofile/nmi_int.c
@@ -634,6 +634,18 @@ static int __init ppro_init(char **cpu_type)
if (force_arch_perfmon && cpu_has_arch_perfmon)
return 0;
+ /*
+ * Documentation on identifying Intel processors by CPU family
+ * and model can be found in the Intel Software Developer's
+ * Manuals (SDM):
+ *
+ * http://www.intel.com/products/processor/manuals/
+ *
+ * As of May 2010 the documentation for this was in the:
+ * "Intel 64 and IA-32 Architectures Software Developer's
+ * Manual Volume 3B: System Programming Guide", "Table B-1
+ * CPUID Signature Values of DisplayFamily_DisplayModel".
+ */
switch (cpu_model) {
case 0 ... 2:
*cpu_type = "i386/ppro";
@@ -655,12 +667,13 @@ static int __init ppro_init(char **cpu_type)
case 15: case 23:
*cpu_type = "i386/core_2";
break;
+ case 0x1a:
+ case 0x1e:
case 0x2e:
- case 26:
spec = &op_arch_perfmon_spec;
*cpu_type = "i386/core_i7";
break;
- case 28:
+ case 0x1c:
*cpu_type = "i386/atom";
break;
default:
diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c
index 864dd46..18645f4 100644
--- a/drivers/acpi/apei/erst.c
+++ b/drivers/acpi/apei/erst.c
@@ -33,6 +33,7 @@
#include <linux/uaccess.h>
#include <linux/cper.h>
#include <linux/nmi.h>
+#include <linux/hardirq.h>
#include <acpi/apei.h>
#include "apei-internal.h"
diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c
index a754715..d84af6c 100644
--- a/drivers/char/agp/intel-gtt.c
+++ b/drivers/char/agp/intel-gtt.c
@@ -25,6 +25,10 @@
#define USE_PCI_DMA_API 1
#endif
+/* Max amount of stolen space, anything above will be returned to Linux */
+int intel_max_stolen = 32 * 1024 * 1024;
+EXPORT_SYMBOL(intel_max_stolen);
+
static const struct aper_size_info_fixed intel_i810_sizes[] =
{
{64, 16384, 4},
@@ -710,7 +714,12 @@ static void intel_i830_init_gtt_entries(void)
break;
}
}
- if (gtt_entries > 0) {
+ if (!local && gtt_entries > intel_max_stolen) {
+ dev_info(&agp_bridge->dev->dev,
+ "detected %dK stolen memory, trimming to %dK\n",
+ gtt_entries / KB(1), intel_max_stolen / KB(1));
+ gtt_entries = intel_max_stolen / KB(4);
+ } else if (gtt_entries > 0) {
dev_info(&agp_bridge->dev->dev, "detected %dK %s memory\n",
gtt_entries / KB(1), local ? "local" : "stolen");
gtt_entries /= KB(4);
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index f54dab8..a398ecd 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -916,7 +916,7 @@ static int __init chr_dev_init(void)
NULL, devlist[minor].name);
}
- return 0;
+ return tty_init();
}
fs_initcall(chr_dev_init);
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index d71f0fc..507441a 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -3128,7 +3128,7 @@ static struct cdev tty_cdev, console_cdev;
* Ok, now we can initialize the rest of the tty devices and can count
* on memory allocations, interrupts etc..
*/
-static int __init tty_init(void)
+int __init tty_init(void)
{
cdev_init(&tty_cdev, &tty_fops);
if (cdev_add(&tty_cdev, MKDEV(TTYAUX_MAJOR, 0), 1) ||
@@ -3149,4 +3149,4 @@ static int __init tty_init(void)
#endif
return 0;
}
-module_init(tty_init);
+
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
index 4a66201..c9736ed 100644
--- a/drivers/gpu/drm/drm_drv.c
+++ b/drivers/gpu/drm/drm_drv.c
@@ -502,7 +502,9 @@ long drm_ioctl(struct file *filp,
retcode = -EFAULT;
goto err_i1;
}
- }
+ } else
+ memset(kdata, 0, _IOC_SIZE(cmd));
+
if (ioctl->flags & DRM_UNLOCKED)
retcode = func(dev, kdata, file_priv);
else {
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 2305a12..013a0ae 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -40,6 +40,8 @@
#include <linux/vga_switcheroo.h>
#include <linux/slab.h>
+extern int intel_max_stolen; /* from AGP driver */
+
/**
* Sets up the hardware status page for devices that need a physical address
* in the register.
@@ -2104,6 +2106,12 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
if (ret)
goto out_iomapfree;
+ if (prealloc_size > intel_max_stolen) {
+ DRM_INFO("detected %dM stolen memory, trimming to %dM\n",
+ prealloc_size >> 20, intel_max_stolen >> 20);
+ prealloc_size = intel_max_stolen;
+ }
+
dev_priv->wq = create_singlethread_workqueue("i915");
if (dev_priv->wq == NULL) {
DRM_ERROR("Failed to create our workqueue.\n");
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 8a84306..e9a4b12 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -1502,6 +1502,7 @@ static void ironlake_enable_pll_edp (struct drm_crtc *crtc)
dpa_ctl = I915_READ(DP_A);
dpa_ctl |= DP_PLL_ENABLE;
I915_WRITE(DP_A, dpa_ctl);
+ POSTING_READ(DP_A);
udelay(200);
}
@@ -4816,14 +4817,16 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
work->pending_flip_obj = obj;
if (intel_crtc->plane)
- flip_mask = I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT;
+ flip_mask = MI_WAIT_FOR_PLANE_B_FLIP;
else
- flip_mask = I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT;
+ flip_mask = MI_WAIT_FOR_PLANE_A_FLIP;
- /* Wait for any previous flip to finish */
- if (IS_GEN3(dev))
- while (I915_READ(ISR) & flip_mask)
- ;
+ if (IS_GEN3(dev) || IS_GEN2(dev)) {
+ BEGIN_LP_RING(2);
+ OUT_RING(MI_WAIT_FOR_EVENT | flip_mask);
+ OUT_RING(0);
+ ADVANCE_LP_RING();
+ }
/* Offset into the new buffer for cases of shared fbs between CRTCs */
offset = obj_priv->gtt_offset;
@@ -4837,12 +4840,18 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
OUT_RING(offset | obj_priv->tiling_mode);
pipesrc = I915_READ(pipesrc_reg);
OUT_RING(pipesrc & 0x0fff0fff);
- } else {
+ } else if (IS_GEN3(dev)) {
OUT_RING(MI_DISPLAY_FLIP_I915 |
MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
OUT_RING(fb->pitch);
OUT_RING(offset);
OUT_RING(MI_NOOP);
+ } else {
+ OUT_RING(MI_DISPLAY_FLIP |
+ MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
+ OUT_RING(fb->pitch);
+ OUT_RING(offset);
+ OUT_RING(MI_NOOP);
}
ADVANCE_LP_RING();
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 10673ae..6bfef51 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -206,6 +206,7 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
uint16_t *line_mux,
struct radeon_hpd *hpd)
{
+ struct radeon_device *rdev = dev->dev_private;
/* Asus M2A-VM HDMI board lists the DVI port as HDMI */
if ((dev->pdev->device == 0x791e) &&
@@ -308,13 +309,22 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
}
}
- /* Acer laptop reports DVI-D as DVI-I */
+ /* Acer laptop reports DVI-D as DVI-I and hpd pins reversed */
if ((dev->pdev->device == 0x95c4) &&
(dev->pdev->subsystem_vendor == 0x1025) &&
(dev->pdev->subsystem_device == 0x013c)) {
+ struct radeon_gpio_rec gpio;
+
if ((*connector_type == DRM_MODE_CONNECTOR_DVII) &&
- (supported_device == ATOM_DEVICE_DFP1_SUPPORT))
+ (supported_device == ATOM_DEVICE_DFP1_SUPPORT)) {
+ gpio = radeon_lookup_gpio(rdev, 6);
+ *hpd = radeon_atom_get_hpd_info_from_gpio(rdev, &gpio);
*connector_type = DRM_MODE_CONNECTOR_DVID;
+ } else if ((*connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
+ (supported_device == ATOM_DEVICE_DFP1_SUPPORT)) {
+ gpio = radeon_lookup_gpio(rdev, 7);
+ *hpd = radeon_atom_get_hpd_info_from_gpio(rdev, &gpio);
+ }
}
/* XFX Pine Group device rv730 reports no VGA DDC lines
@@ -1049,7 +1059,7 @@ bool radeon_atombios_sideport_present(struct radeon_device *rdev)
}
break;
case 2:
- if (igp_info->info_2.ucMemoryType & 0x0f)
+ if (igp_info->info_2.ulBootUpSidePortClock)
return true;
break;
default:
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index dd279da..a718463 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -199,7 +199,7 @@ void radeon_vram_location(struct radeon_device *rdev, struct radeon_mc *mc, u64
mc->mc_vram_size = mc->aper_size;
}
mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
- if (rdev->flags & RADEON_IS_AGP && mc->vram_end > mc->gtt_start && mc->vram_end <= mc->gtt_end) {
+ if (rdev->flags & RADEON_IS_AGP && mc->vram_end > mc->gtt_start && mc->vram_start <= mc->gtt_end) {
dev_warn(rdev->dev, "limiting VRAM to PCI aperture size\n");
mc->real_vram_size = mc->aper_size;
mc->mc_vram_size = mc->aper_size;
diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c
index 5def6f5..0cd2704 100644
--- a/drivers/gpu/drm/radeon/radeon_i2c.c
+++ b/drivers/gpu/drm/radeon/radeon_i2c.c
@@ -95,6 +95,13 @@ static void radeon_i2c_do_lock(struct radeon_i2c_chan *i2c, int lock_state)
}
}
+ /* switch the pads to ddc mode */
+ if (ASIC_IS_DCE3(rdev) && rec->hw_capable) {
+ temp = RREG32(rec->mask_clk_reg);
+ temp &= ~(1 << 16);
+ WREG32(rec->mask_clk_reg, temp);
+ }
+
/* clear the output pin values */
temp = RREG32(rec->a_clk_reg) & ~rec->a_clk_mask;
WREG32(rec->a_clk_reg, temp);
diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index 059bfa4..a108c7e 100644
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -121,11 +121,12 @@ int radeon_irq_kms_init(struct radeon_device *rdev)
* chips. Disable MSI on them for now.
*/
if ((rdev->family >= CHIP_RV380) &&
- (!(rdev->flags & RADEON_IS_IGP))) {
+ (!(rdev->flags & RADEON_IS_IGP)) &&
+ (!(rdev->flags & RADEON_IS_AGP))) {
int ret = pci_enable_msi(rdev->pdev);
if (!ret) {
rdev->msi_enabled = 1;
- DRM_INFO("radeon: using MSI.\n");
+ dev_info(rdev->dev, "radeon: using MSI.\n");
}
}
rdev->irq.installed = true;
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index ab389f8..b20379e 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -106,7 +106,9 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
info = data;
value_ptr = (uint32_t *)((unsigned long)info->value);
- value = *value_ptr;
+ if (DRM_COPY_FROM_USER(&value, value_ptr, sizeof(value)))
+ return -EFAULT;
+
switch (info->request) {
case RADEON_INFO_DEVICE_ID:
value = dev->pci_device;
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
index e1e5255..cf3a51f 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
@@ -272,7 +272,7 @@ static uint8_t radeon_compute_pll_gain(uint16_t ref_freq, uint16_t ref_div,
if (!ref_div)
return 1;
- vcoFreq = ((unsigned)ref_freq & fb_div) / ref_div;
+ vcoFreq = ((unsigned)ref_freq * fb_div) / ref_div;
/*
* This is horribly crude: the VCO frequency range is divided into
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index 3fa6984..c91b741 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -224,6 +224,11 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev)
{
int i;
+ /* no need to take locks, etc. if nothing's going to change */
+ if ((rdev->pm.requested_clock_mode_index == rdev->pm.current_clock_mode_index) &&
+ (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index))
+ return;
+
mutex_lock(&rdev->ddev->struct_mutex);
mutex_lock(&rdev->vram_mutex);
mutex_lock(&rdev->cp.mutex);
diff --git a/drivers/hwmon/pc87360.c b/drivers/hwmon/pc87360.c
index 4a64b85..68e69a4 100644
--- a/drivers/hwmon/pc87360.c
+++ b/drivers/hwmon/pc87360.c
@@ -1610,11 +1610,8 @@ static struct pc87360_data *pc87360_update_device(struct device *dev)
static int __init pc87360_device_add(unsigned short address)
{
- struct resource res = {
- .name = "pc87360",
- .flags = IORESOURCE_IO,
- };
- int err, i;
+ struct resource res[3];
+ int err, i, res_count;
pdev = platform_device_alloc("pc87360", address);
if (!pdev) {
@@ -1623,22 +1620,28 @@ static int __init pc87360_device_add(unsigned short address)
goto exit;
}
+ memset(res, 0, 3 * sizeof(struct resource));
+ res_count = 0;
for (i = 0; i < 3; i++) {
if (!extra_isa[i])
continue;
- res.start = extra_isa[i];
- res.end = extra_isa[i] + PC87360_EXTENT - 1;
+ res[res_count].start = extra_isa[i];
+ res[res_count].end = extra_isa[i] + PC87360_EXTENT - 1;
+ res[res_count].name = "pc87360",
+ res[res_count].flags = IORESOURCE_IO,
- err = acpi_check_resource_conflict(&res);
+ err = acpi_check_resource_conflict(&res[res_count]);
if (err)
goto exit_device_put;
- err = platform_device_add_resources(pdev, &res, 1);
- if (err) {
- printk(KERN_ERR "pc87360: Device resource[%d] "
- "addition failed (%d)\n", i, err);
- goto exit_device_put;
- }
+ res_count++;
+ }
+
+ err = platform_device_add_resources(pdev, res, res_count);
+ if (err) {
+ printk(KERN_ERR "pc87360: Device resources addition failed "
+ "(%d)\n", err);
+ goto exit_device_put;
}
err = platform_device_add(pdev);
diff --git a/drivers/isdn/gigaset/capi.c b/drivers/isdn/gigaset/capi.c
index 6fbe899..05b15ed 100644
--- a/drivers/isdn/gigaset/capi.c
+++ b/drivers/isdn/gigaset/capi.c
@@ -378,13 +378,13 @@ void gigaset_skb_sent(struct bc_state *bcs, struct sk_buff *dskb)
++bcs->trans_up;
if (!ap) {
- dev_err(cs->dev, "%s: no application\n", __func__);
+ gig_dbg(DEBUG_MCMD, "%s: application gone", __func__);
return;
}
/* don't send further B3 messages if disconnected */
if (bcs->apconnstate < APCONN_ACTIVE) {
- gig_dbg(DEBUG_LLDATA, "disconnected, discarding ack");
+ gig_dbg(DEBUG_MCMD, "%s: disconnected", __func__);
return;
}
@@ -422,13 +422,14 @@ void gigaset_skb_rcvd(struct bc_state *bcs, struct sk_buff *skb)
bcs->trans_down++;
if (!ap) {
- dev_err(cs->dev, "%s: no application\n", __func__);
+ gig_dbg(DEBUG_MCMD, "%s: application gone", __func__);
+ dev_kfree_skb_any(skb);
return;
}
/* don't send further B3 messages if disconnected */
if (bcs->apconnstate < APCONN_ACTIVE) {
- gig_dbg(DEBUG_LLDATA, "disconnected, discarding data");
+ gig_dbg(DEBUG_MCMD, "%s: disconnected", __func__);
dev_kfree_skb_any(skb);
return;
}
@@ -747,7 +748,7 @@ void gigaset_isdn_connD(struct bc_state *bcs)
ap = bcs->ap;
if (!ap) {
spin_unlock_irqrestore(&bcs->aplock, flags);
- dev_err(cs->dev, "%s: no application\n", __func__);
+ gig_dbg(DEBUG_CMD, "%s: application gone", __func__);
return;
}
if (bcs->apconnstate == APCONN_NONE) {
@@ -843,7 +844,7 @@ void gigaset_isdn_connB(struct bc_state *bcs)
ap = bcs->ap;
if (!ap) {
spin_unlock_irqrestore(&bcs->aplock, flags);
- dev_err(cs->dev, "%s: no application\n", __func__);
+ gig_dbg(DEBUG_CMD, "%s: application gone", __func__);
return;
}
if (!bcs->apconnstate) {
@@ -901,13 +902,12 @@ void gigaset_isdn_connB(struct bc_state *bcs)
*/
void gigaset_isdn_hupB(struct bc_state *bcs)
{
- struct cardstate *cs = bcs->cs;
struct gigaset_capi_appl *ap = bcs->ap;
/* ToDo: assure order of DISCONNECT_B3_IND and DISCONNECT_IND ? */
if (!ap) {
- dev_err(cs->dev, "%s: no application\n", __func__);
+ gig_dbg(DEBUG_CMD, "%s: application gone", __func__);
return;
}
@@ -1044,6 +1044,7 @@ static inline void remove_appl_from_channel(struct bc_state *bcs,
do {
if (bcap->bcnext == ap) {
bcap->bcnext = bcap->bcnext->bcnext;
+ spin_unlock_irqrestore(&bcs->aplock, flags);
return;
}
bcap = bcap->bcnext;
diff --git a/drivers/isdn/sc/ioctl.c b/drivers/isdn/sc/ioctl.c
index 1081091..2655e3a 100644
--- a/drivers/isdn/sc/ioctl.c
+++ b/drivers/isdn/sc/ioctl.c
@@ -174,7 +174,7 @@ int sc_ioctl(int card, scs_ioctl *data)
pr_debug("%s: SCIOGETSPID: ioctl received\n",
sc_adapter[card]->devicename);
- spid = kmalloc(SCIOC_SPIDSIZE, GFP_KERNEL);
+ spid = kzalloc(SCIOC_SPIDSIZE, GFP_KERNEL);
if (!spid) {
kfree(rcvmsg);
return -ENOMEM;
@@ -194,7 +194,7 @@ int sc_ioctl(int card, scs_ioctl *data)
kfree(rcvmsg);
return status;
}
- strcpy(spid, rcvmsg->msg_data.byte_array);
+ strlcpy(spid, rcvmsg->msg_data.byte_array, SCIOC_SPIDSIZE);
/*
* Package the switch type and send to user space
@@ -272,12 +272,12 @@ int sc_ioctl(int card, scs_ioctl *data)
return status;
}
- dn = kmalloc(SCIOC_DNSIZE, GFP_KERNEL);
+ dn = kzalloc(SCIOC_DNSIZE, GFP_KERNEL);
if (!dn) {
kfree(rcvmsg);
return -ENOMEM;
}
- strcpy(dn, rcvmsg->msg_data.byte_array);
+ strlcpy(dn, rcvmsg->msg_data.byte_array, SCIOC_DNSIZE);
kfree(rcvmsg);
/*
@@ -348,7 +348,7 @@ int sc_ioctl(int card, scs_ioctl *data)
pr_debug("%s: SCIOSTAT: ioctl received\n",
sc_adapter[card]->devicename);
- bi = kmalloc (sizeof(boardInfo), GFP_KERNEL);
+ bi = kzalloc(sizeof(boardInfo), GFP_KERNEL);
if (!bi) {
kfree(rcvmsg);
return -ENOMEM;
diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c
index 2b7907b..0bdb201 100644
--- a/drivers/md/dm-exception-store.c
+++ b/drivers/md/dm-exception-store.c
@@ -173,7 +173,9 @@ int dm_exception_store_set_chunk_size(struct dm_exception_store *store,
/* Validate the chunk size against the device block size */
if (chunk_size %
- (bdev_logical_block_size(dm_snap_cow(store->snap)->bdev) >> 9)) {
+ (bdev_logical_block_size(dm_snap_cow(store->snap)->bdev) >> 9) ||
+ chunk_size %
+ (bdev_logical_block_size(dm_snap_origin(store->snap)->bdev) >> 9)) {
*error = "Chunk size is not a multiple of device blocksize";
return -EINVAL;
}
diff --git a/drivers/md/dm-exception-store.h b/drivers/md/dm-exception-store.h
index e8dfa06..0b25362 100644
--- a/drivers/md/dm-exception-store.h
+++ b/drivers/md/dm-exception-store.h
@@ -126,8 +126,9 @@ struct dm_exception_store {
};
/*
- * Obtain the cow device used by a given snapshot.
+ * Obtain the origin or cow device used by a given snapshot.
*/
+struct dm_dev *dm_snap_origin(struct dm_snapshot *snap);
struct dm_dev *dm_snap_cow(struct dm_snapshot *snap);
/*
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index d7500e1..bb6bdc8 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -249,40 +249,50 @@ static void __hash_remove(struct hash_cell *hc)
static void dm_hash_remove_all(int keep_open_devices)
{
- int i, dev_skipped, dev_removed;
+ int i, dev_skipped;
struct hash_cell *hc;
- struct list_head *tmp, *n;
+ struct mapped_device *md;
+
+retry:
+ dev_skipped = 0;
down_write(&_hash_lock);
-retry:
- dev_skipped = dev_removed = 0;
for (i = 0; i < NUM_BUCKETS; i++) {
- list_for_each_safe (tmp, n, _name_buckets + i) {
- hc = list_entry(tmp, struct hash_cell, name_list);
+ list_for_each_entry(hc, _name_buckets + i, name_list) {
+ md = hc->md;
+ dm_get(md);
- if (keep_open_devices &&
- dm_lock_for_deletion(hc->md)) {
+ if (keep_open_devices && dm_lock_for_deletion(md)) {
+ dm_put(md);
dev_skipped++;
continue;
}
+
__hash_remove(hc);
- dev_removed = 1;
- }
- }
- /*
- * Some mapped devices may be using other mapped devices, so if any
- * still exist, repeat until we make no further progress.
- */
- if (dev_skipped) {
- if (dev_removed)
- goto retry;
+ up_write(&_hash_lock);
- DMWARN("remove_all left %d open device(s)", dev_skipped);
+ dm_put(md);
+ if (likely(keep_open_devices))
+ dm_destroy(md);
+ else
+ dm_destroy_immediate(md);
+
+ /*
+ * Some mapped devices may be using other mapped
+ * devices, so repeat until we make no further
+ * progress. If a new mapped device is created
+ * here it will also get removed.
+ */
+ goto retry;
+ }
}
up_write(&_hash_lock);
+
+ if (dev_skipped)
+ DMWARN("remove_all left %d open device(s)", dev_skipped);
}
static int dm_hash_rename(uint32_t cookie, uint32_t *flags, const char *old,
@@ -640,6 +650,7 @@ static int dev_create(struct dm_ioctl *param, size_t param_size)
r = dm_hash_insert(param->name, *param->uuid ? param->uuid : NULL, md);
if (r) {
dm_put(md);
+ dm_destroy(md);
return r;
}
@@ -742,6 +753,7 @@ static int dev_remove(struct dm_ioctl *param, size_t param_size)
param->flags |= DM_UEVENT_GENERATED_FLAG;
dm_put(md);
+ dm_destroy(md);
return 0;
}
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index 5485377..a1f2ab5 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -148,6 +148,12 @@ struct dm_snapshot {
#define RUNNING_MERGE 0
#define SHUTDOWN_MERGE 1
+struct dm_dev *dm_snap_origin(struct dm_snapshot *s)
+{
+ return s->origin;
+}
+EXPORT_SYMBOL(dm_snap_origin);
+
struct dm_dev *dm_snap_cow(struct dm_snapshot *s)
{
return s->cow;
@@ -1065,10 +1071,6 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
origin_mode = FMODE_WRITE;
}
- origin_path = argv[0];
- argv++;
- argc--;
-
s = kmalloc(sizeof(*s), GFP_KERNEL);
if (!s) {
ti->error = "Cannot allocate snapshot context private "
@@ -1077,6 +1079,16 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
goto bad;
}
+ origin_path = argv[0];
+ argv++;
+ argc--;
+
+ r = dm_get_device(ti, origin_path, origin_mode, &s->origin);
+ if (r) {
+ ti->error = "Cannot get origin device";
+ goto bad_origin;
+ }
+
cow_path = argv[0];
argv++;
argc--;
@@ -1097,12 +1109,6 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
argv += args_used;
argc -= args_used;
- r = dm_get_device(ti, origin_path, origin_mode, &s->origin);
- if (r) {
- ti->error = "Cannot get origin device";
- goto bad_origin;
- }
-
s->ti = ti;
s->valid = 1;
s->active = 0;
@@ -1212,15 +1218,15 @@ bad_kcopyd:
dm_exception_table_exit(&s->complete, exception_cache);
bad_hash_tables:
- dm_put_device(ti, s->origin);
-
-bad_origin:
dm_exception_store_destroy(s->store);
bad_store:
dm_put_device(ti, s->cow);
bad_cow:
+ dm_put_device(ti, s->origin);
+
+bad_origin:
kfree(s);
bad:
@@ -1314,12 +1320,12 @@ static void snapshot_dtr(struct dm_target *ti)
mempool_destroy(s->pending_pool);
- dm_put_device(ti, s->origin);
-
dm_exception_store_destroy(s->store);
dm_put_device(ti, s->cow);
+ dm_put_device(ti, s->origin);
+
kfree(s);
}
@@ -1899,8 +1905,14 @@ static int snapshot_iterate_devices(struct dm_target *ti,
iterate_devices_callout_fn fn, void *data)
{
struct dm_snapshot *snap = ti->private;
+ int r;
+
+ r = fn(ti, snap->origin, 0, ti->len, data);
- return fn(ti, snap->origin, 0, ti->len, data);
+ if (!r)
+ r = fn(ti, snap->cow, 0, get_dev_size(snap->cow->bdev), data);
+
+ return r;
}
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index d21e128..e3a512d 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -19,6 +19,7 @@
#include <linux/slab.h>
#include <linux/idr.h>
#include <linux/hdreg.h>
+#include <linux/delay.h>
#include <trace/events/block.h>
@@ -2141,6 +2142,7 @@ static struct mapped_device *dm_find_md(dev_t dev)
md = idr_find(&_minor_idr, minor);
if (md && (md == MINOR_ALLOCED ||
(MINOR(disk_devt(dm_disk(md))) != minor) ||
+ dm_deleting_md(md) ||
test_bit(DMF_FREEING, &md->flags))) {
md = NULL;
goto out;
@@ -2175,6 +2177,7 @@ void dm_set_mdptr(struct mapped_device *md, void *ptr)
void dm_get(struct mapped_device *md)
{
atomic_inc(&md->holders);
+ BUG_ON(test_bit(DMF_FREEING, &md->flags));
}
const char *dm_device_name(struct mapped_device *md)
@@ -2183,27 +2186,55 @@ const char *dm_device_name(struct mapped_device *md)
}
EXPORT_SYMBOL_GPL(dm_device_name);
-void dm_put(struct mapped_device *md)
+static void __dm_destroy(struct mapped_device *md, bool wait)
{
struct dm_table *map;
- BUG_ON(test_bit(DMF_FREEING, &md->flags));
+ might_sleep();
- if (atomic_dec_and_lock(&md->holders, &_minor_lock)) {
- map = dm_get_live_table(md);
- idr_replace(&_minor_idr, MINOR_ALLOCED,
- MINOR(disk_devt(dm_disk(md))));
- set_bit(DMF_FREEING, &md->flags);
- spin_unlock(&_minor_lock);
- if (!dm_suspended_md(md)) {
- dm_table_presuspend_targets(map);
- dm_table_postsuspend_targets(map);
- }
- dm_sysfs_exit(md);
- dm_table_put(map);
- dm_table_destroy(__unbind(md));
- free_dev(md);
+ spin_lock(&_minor_lock);
+ map = dm_get_live_table(md);
+ idr_replace(&_minor_idr, MINOR_ALLOCED, MINOR(disk_devt(dm_disk(md))));
+ set_bit(DMF_FREEING, &md->flags);
+ spin_unlock(&_minor_lock);
+
+ if (!dm_suspended_md(md)) {
+ dm_table_presuspend_targets(map);
+ dm_table_postsuspend_targets(map);
}
+
+ /*
+ * Rare, but there may be I/O requests still going to complete,
+ * for example. Wait for all references to disappear.
+ * No one should increment the reference count of the mapped_device,
+ * after the mapped_device state becomes DMF_FREEING.
+ */
+ if (wait)
+ while (atomic_read(&md->holders))
+ msleep(1);
+ else if (atomic_read(&md->holders))
+ DMWARN("%s: Forcibly removing mapped_device still in use! (%d users)",
+ dm_device_name(md), atomic_read(&md->holders));
+
+ dm_sysfs_exit(md);
+ dm_table_put(map);
+ dm_table_destroy(__unbind(md));
+ free_dev(md);
+}
+
+void dm_destroy(struct mapped_device *md)
+{
+ __dm_destroy(md, true);
+}
+
+void dm_destroy_immediate(struct mapped_device *md)
+{
+ __dm_destroy(md, false);
+}
+
+void dm_put(struct mapped_device *md)
+{
+ atomic_dec(&md->holders);
}
EXPORT_SYMBOL_GPL(dm_put);
diff --git a/drivers/md/dm.h b/drivers/md/dm.h
index bad1724..8223671 100644
--- a/drivers/md/dm.h
+++ b/drivers/md/dm.h
@@ -122,6 +122,11 @@ void dm_linear_exit(void);
int dm_stripe_init(void);
void dm_stripe_exit(void);
+/*
+ * mapped_device operations
+ */
+void dm_destroy(struct mapped_device *md);
+void dm_destroy_immediate(struct mapped_device *md);
int dm_open_count(struct mapped_device *md);
int dm_lock_for_deletion(struct mapped_device *md);
diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c
index 8327e24..300ec15 100644
--- a/drivers/memstick/core/mspro_block.c
+++ b/drivers/memstick/core/mspro_block.c
@@ -1040,6 +1040,7 @@ static int mspro_block_read_attributes(struct memstick_dev *card)
snprintf(s_attr->name, sizeof(s_attr->name),
"attr_x%02x", attr->entries[cnt].id);
+ sysfs_attr_init(&s_attr->dev_attr.attr);
s_attr->dev_attr.attr.name = s_attr->name;
s_attr->dev_attr.attr.mode = S_IRUGO;
s_attr->dev_attr.show = mspro_block_attr_show(s_attr->id);
@@ -1330,13 +1331,14 @@ static void mspro_block_remove(struct memstick_dev *card)
struct mspro_block_data *msb = memstick_get_drvdata(card);
unsigned long flags;
- del_gendisk(msb->disk);
- dev_dbg(&card->dev, "mspro block remove\n");
spin_lock_irqsave(&msb->q_lock, flags);
msb->eject = 1;
blk_start_queue(msb->queue);
spin_unlock_irqrestore(&msb->q_lock, flags);
+ del_gendisk(msb->disk);
+ dev_dbg(&card->dev, "mspro block remove\n");
+
blk_cleanup_queue(msb->queue);
msb->queue = NULL;
diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c
index 62f3ea9..3364061 100644
--- a/drivers/mtd/chips/cfi_cmdset_0001.c
+++ b/drivers/mtd/chips/cfi_cmdset_0001.c
@@ -717,7 +717,7 @@ static int cfi_intelext_partition_fixup(struct mtd_info *mtd,
chip = &newcfi->chips[0];
for (i = 0; i < cfi->numchips; i++) {
shared[i].writing = shared[i].erasing = NULL;
- spin_lock_init(&shared[i].lock);
+ mutex_init(&shared[i].lock);
for (j = 0; j < numparts; j++) {
*chip = cfi->chips[i];
chip->start += j << partshift;
@@ -886,7 +886,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, unsigned long adr
*/
struct flchip_shared *shared = chip->priv;
struct flchip *contender;
- spin_lock(&shared->lock);
+ mutex_lock(&shared->lock);
contender = shared->writing;
if (contender && contender != chip) {
/*
@@ -899,7 +899,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, unsigned long adr
* get_chip returns success we're clear to go ahead.
*/
ret = mutex_trylock(&contender->mutex);
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
if (!ret)
goto retry;
mutex_unlock(&chip->mutex);
@@ -914,7 +914,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, unsigned long adr
mutex_unlock(&contender->mutex);
return ret;
}
- spin_lock(&shared->lock);
+ mutex_lock(&shared->lock);
/* We should not own chip if it is already
* in FL_SYNCING state. Put contender and retry. */
@@ -930,7 +930,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, unsigned long adr
* on this chip. Sleep. */
if (mode == FL_ERASING && shared->erasing
&& shared->erasing->oldstate == FL_ERASING) {
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
set_current_state(TASK_UNINTERRUPTIBLE);
add_wait_queue(&chip->wq, &wait);
mutex_unlock(&chip->mutex);
@@ -944,7 +944,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, unsigned long adr
shared->writing = chip;
if (mode == FL_ERASING)
shared->erasing = chip;
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
}
ret = chip_ready(map, chip, adr, mode);
if (ret == -EAGAIN)
@@ -959,7 +959,7 @@ static void put_chip(struct map_info *map, struct flchip *chip, unsigned long ad
if (chip->priv) {
struct flchip_shared *shared = chip->priv;
- spin_lock(&shared->lock);
+ mutex_lock(&shared->lock);
if (shared->writing == chip && chip->oldstate == FL_READY) {
/* We own the ability to write, but we're done */
shared->writing = shared->erasing;
@@ -967,7 +967,7 @@ static void put_chip(struct map_info *map, struct flchip *chip, unsigned long ad
/* give back ownership to who we loaned it from */
struct flchip *loaner = shared->writing;
mutex_lock(&loaner->mutex);
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
mutex_unlock(&chip->mutex);
put_chip(map, loaner, loaner->start);
mutex_lock(&chip->mutex);
@@ -985,11 +985,11 @@ static void put_chip(struct map_info *map, struct flchip *chip, unsigned long ad
* Don't let the switch below mess things up since
* we don't have ownership to resume anything.
*/
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
wake_up(&chip->wq);
return;
}
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
}
switch(chip->oldstate) {
diff --git a/drivers/mtd/lpddr/lpddr_cmds.c b/drivers/mtd/lpddr/lpddr_cmds.c
index fece5be..04fdfcc 100644
--- a/drivers/mtd/lpddr/lpddr_cmds.c
+++ b/drivers/mtd/lpddr/lpddr_cmds.c
@@ -98,7 +98,7 @@ struct mtd_info *lpddr_cmdset(struct map_info *map)
numchips = lpddr->numchips / lpddr->qinfo->HWPartsNum;
for (i = 0; i < numchips; i++) {
shared[i].writing = shared[i].erasing = NULL;
- spin_lock_init(&shared[i].lock);
+ mutex_init(&shared[i].lock);
for (j = 0; j < lpddr->qinfo->HWPartsNum; j++) {
*chip = lpddr->chips[i];
chip->start += j << lpddr->chipshift;
@@ -217,7 +217,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, int mode)
*/
struct flchip_shared *shared = chip->priv;
struct flchip *contender;
- spin_lock(&shared->lock);
+ mutex_lock(&shared->lock);
contender = shared->writing;
if (contender && contender != chip) {
/*
@@ -230,7 +230,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, int mode)
* get_chip returns success we're clear to go ahead.
*/
ret = mutex_trylock(&contender->mutex);
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
if (!ret)
goto retry;
mutex_unlock(&chip->mutex);
@@ -245,7 +245,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, int mode)
mutex_unlock(&contender->mutex);
return ret;
}
- spin_lock(&shared->lock);
+ mutex_lock(&shared->lock);
/* We should not own chip if it is already in FL_SYNCING
* state. Put contender and retry. */
@@ -261,7 +261,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, int mode)
Must sleep in such a case. */
if (mode == FL_ERASING && shared->erasing
&& shared->erasing->oldstate == FL_ERASING) {
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
set_current_state(TASK_UNINTERRUPTIBLE);
add_wait_queue(&chip->wq, &wait);
mutex_unlock(&chip->mutex);
@@ -275,7 +275,7 @@ static int get_chip(struct map_info *map, struct flchip *chip, int mode)
shared->writing = chip;
if (mode == FL_ERASING)
shared->erasing = chip;
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
}
ret = chip_ready(map, chip, mode);
@@ -348,7 +348,7 @@ static void put_chip(struct map_info *map, struct flchip *chip)
{
if (chip->priv) {
struct flchip_shared *shared = chip->priv;
- spin_lock(&shared->lock);
+ mutex_lock(&shared->lock);
if (shared->writing == chip && chip->oldstate == FL_READY) {
/* We own the ability to write, but we're done */
shared->writing = shared->erasing;
@@ -356,7 +356,7 @@ static void put_chip(struct map_info *map, struct flchip *chip)
/* give back the ownership */
struct flchip *loaner = shared->writing;
mutex_lock(&loaner->mutex);
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
mutex_unlock(&chip->mutex);
put_chip(map, loaner);
mutex_lock(&chip->mutex);
@@ -374,11 +374,11 @@ static void put_chip(struct map_info *map, struct flchip *chip)
* Don't let the switch below mess things up since
* we don't have ownership to resume anything.
*/
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
wake_up(&chip->wq);
return;
}
- spin_unlock(&shared->lock);
+ mutex_unlock(&shared->lock);
}
switch (chip->oldstate) {
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 4a7b864..5bcc34a 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -2852,6 +2852,7 @@ static struct nand_flash_dev *nand_get_flash_type(struct mtd_info *mtd,
*/
if (id_data[0] == id_data[6] && id_data[1] == id_data[7] &&
id_data[0] == NAND_MFR_SAMSUNG &&
+ (chip->cellinfo & NAND_CI_CELLTYPE_MSK) &&
id_data[5] != 0x00) {
/* Calc pagesize */
mtd->writesize = 2048 << (extid & 0x03);
diff --git a/drivers/mtd/nand/plat_nand.c b/drivers/mtd/nand/plat_nand.c
index 90e143e..317aff4 100644
--- a/drivers/mtd/nand/plat_nand.c
+++ b/drivers/mtd/nand/plat_nand.c
@@ -37,6 +37,11 @@ static int __devinit plat_nand_probe(struct platform_device *pdev)
struct resource *res;
int err = 0;
+ if (pdata->chip.nr_chips < 1) {
+ dev_err(&pdev->dev, "invalid number of chips specified\n");
+ return -EINVAL;
+ }
+
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
return -ENXIO;
diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index e02fa4f..4d89f37 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -363,7 +363,7 @@ static struct pxa3xx_nand_flash *builtin_flash_types[] = {
#define tAR_NDTR1(r) (((r) >> 0) & 0xf)
/* convert nano-seconds to nand flash controller clock cycles */
-#define ns2cycle(ns, clk) (int)(((ns) * (clk / 1000000) / 1000) - 1)
+#define ns2cycle(ns, clk) (int)((ns) * (clk / 1000000) / 1000)
/* convert nand flash controller clock cycles to nano-seconds */
#define cycle2ns(c, clk) ((((c) + 1) * 1000000 + clk / 500) / (clk / 1000))
diff --git a/drivers/net/e1000e/82571.c b/drivers/net/e1000e/82571.c
index f654db9..d206f21 100644
--- a/drivers/net/e1000e/82571.c
+++ b/drivers/net/e1000e/82571.c
@@ -936,12 +936,14 @@ static s32 e1000_reset_hw_82571(struct e1000_hw *hw)
ew32(IMC, 0xffffffff);
icr = er32(ICR);
- /* Install any alternate MAC address into RAR0 */
- ret_val = e1000_check_alt_mac_addr_generic(hw);
- if (ret_val)
- return ret_val;
+ if (hw->mac.type == e1000_82571) {
+ /* Install any alternate MAC address into RAR0 */
+ ret_val = e1000_check_alt_mac_addr_generic(hw);
+ if (ret_val)
+ return ret_val;
- e1000e_set_laa_state_82571(hw, true);
+ e1000e_set_laa_state_82571(hw, true);
+ }
/* Reinitialize the 82571 serdes link state machine */
if (hw->phy.media_type == e1000_media_type_internal_serdes)
@@ -1618,14 +1620,16 @@ static s32 e1000_read_mac_addr_82571(struct e1000_hw *hw)
{
s32 ret_val = 0;
- /*
- * If there's an alternate MAC address place it in RAR0
- * so that it will override the Si installed default perm
- * address.
- */
- ret_val = e1000_check_alt_mac_addr_generic(hw);
- if (ret_val)
- goto out;
+ if (hw->mac.type == e1000_82571) {
+ /*
+ * If there's an alternate MAC address place it in RAR0
+ * so that it will override the Si installed default perm
+ * address.
+ */
+ ret_val = e1000_check_alt_mac_addr_generic(hw);
+ if (ret_val)
+ goto out;
+ }
ret_val = e1000_read_mac_addr_generic(hw);
@@ -1833,6 +1837,7 @@ struct e1000_info e1000_82573_info = {
| FLAG_HAS_SMART_POWER_DOWN
| FLAG_HAS_AMT
| FLAG_HAS_SWSM_ON_LOAD,
+ .flags2 = FLAG2_DISABLE_ASPM_L1,
.pba = 20,
.max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN,
.get_variants = e1000_get_variants_82571,
diff --git a/drivers/net/e1000e/defines.h b/drivers/net/e1000e/defines.h
index 4dc02c7..75289ca 100644
--- a/drivers/net/e1000e/defines.h
+++ b/drivers/net/e1000e/defines.h
@@ -620,6 +620,7 @@
#define E1000_FLASH_UPDATES 2000
/* NVM Word Offsets */
+#define NVM_COMPAT 0x0003
#define NVM_ID_LED_SETTINGS 0x0004
#define NVM_INIT_CONTROL2_REG 0x000F
#define NVM_INIT_CONTROL3_PORT_B 0x0014
@@ -642,6 +643,9 @@
/* Mask bits for fields in Word 0x1a of the NVM */
#define NVM_WORD1A_ASPM_MASK 0x000C
+/* Mask bits for fields in Word 0x03 of the EEPROM */
+#define NVM_COMPAT_LOM 0x0800
+
/* For checksumming, the sum of all words in the NVM should equal 0xBABA. */
#define NVM_SUM 0xBABA
diff --git a/drivers/net/e1000e/lib.c b/drivers/net/e1000e/lib.c
index a968e3a..768c105 100644
--- a/drivers/net/e1000e/lib.c
+++ b/drivers/net/e1000e/lib.c
@@ -183,6 +183,16 @@ s32 e1000_check_alt_mac_addr_generic(struct e1000_hw *hw)
u16 offset, nvm_alt_mac_addr_offset, nvm_data;
u8 alt_mac_addr[ETH_ALEN];
+ ret_val = e1000_read_nvm(hw, NVM_COMPAT, 1, &nvm_data);
+ if (ret_val)
+ goto out;
+
+ /* Check for LOM (vs. NIC) or one of two valid mezzanine cards */
+ if (!((nvm_data & NVM_COMPAT_LOM) ||
+ (hw->adapter->pdev->device == E1000_DEV_ID_82571EB_SERDES_DUAL) ||
+ (hw->adapter->pdev->device == E1000_DEV_ID_82571EB_SERDES_QUAD)))
+ goto out;
+
ret_val = e1000_read_nvm(hw, NVM_ALT_MAC_ADDR_PTR, 1,
&nvm_alt_mac_addr_offset);
if (ret_val) {
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index 648972d..ab9fe22 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -48,6 +48,7 @@
#include <linux/netdevice.h>
#include <linux/cache.h>
#include <linux/pci.h>
+#include <linux/pci-aspm.h>
#include <linux/ethtool.h>
#include <linux/uaccess.h>
#include <linux/slab.h>
@@ -472,6 +473,26 @@ ath5k_pci_probe(struct pci_dev *pdev,
int ret;
u8 csz;
+ /*
+ * L0s needs to be disabled on all ath5k cards.
+ *
+ * For distributions shipping with CONFIG_PCIEASPM (this will be enabled
+ * by default in the future in 2.6.36) this will also mean both L1 and
+ * L0s will be disabled when a pre 1.1 PCIe device is detected. We do
+ * know L1 works correctly even for all ath5k pre 1.1 PCIe devices
+ * though but cannot currently undue the effect of a blacklist, for
+ * details you can read pcie_aspm_sanity_check() and see how it adjusts
+ * the device link capability.
+ *
+ * It may be possible in the future to implement some PCI API to allow
+ * drivers to override blacklists for pre 1.1 PCIe but for now it is
+ * best to accept that both L0s and L1 will be disabled completely for
+ * distributions shipping with CONFIG_PCIEASPM rather than having this
+ * issue present. Motivation for adding this new API will be to help
+ * with power consumption for some of these devices.
+ */
+ pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S);
+
ret = pci_enable_device(pdev);
if (ret) {
dev_err(&pdev->dev, "can't enable device\n");
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
index 2571b44..5fcbc2f 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
@@ -68,18 +68,23 @@ int ath9k_htc_tx_start(struct ath9k_htc_priv *priv, struct sk_buff *skb)
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct ieee80211_sta *sta = tx_info->control.sta;
struct ath9k_htc_sta *ista;
- struct ath9k_htc_vif *avp;
struct ath9k_htc_tx_ctl tx_ctl;
enum htc_endpoint_id epid;
u16 qnum, hw_qnum;
__le16 fc;
u8 *tx_fhdr;
- u8 sta_idx;
+ u8 sta_idx, vif_idx;
hdr = (struct ieee80211_hdr *) skb->data;
fc = hdr->frame_control;
- avp = (struct ath9k_htc_vif *) tx_info->control.vif->drv_priv;
+ if (tx_info->control.vif &&
+ (struct ath9k_htc_vif *) tx_info->control.vif->drv_priv)
+ vif_idx = ((struct ath9k_htc_vif *)
+ tx_info->control.vif->drv_priv)->index;
+ else
+ vif_idx = priv->nvifs;
+
if (sta) {
ista = (struct ath9k_htc_sta *) sta->drv_priv;
sta_idx = ista->index;
@@ -96,7 +101,7 @@ int ath9k_htc_tx_start(struct ath9k_htc_priv *priv, struct sk_buff *skb)
memset(&tx_hdr, 0, sizeof(struct tx_frame_hdr));
tx_hdr.node_idx = sta_idx;
- tx_hdr.vif_idx = avp->index;
+ tx_hdr.vif_idx = vif_idx;
if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) {
tx_ctl.type = ATH9K_HTC_AMPDU;
@@ -156,7 +161,7 @@ int ath9k_htc_tx_start(struct ath9k_htc_priv *priv, struct sk_buff *skb)
tx_ctl.type = ATH9K_HTC_NORMAL;
mgmt_hdr.node_idx = sta_idx;
- mgmt_hdr.vif_idx = avp->index;
+ mgmt_hdr.vif_idx = vif_idx;
mgmt_hdr.tidno = 0;
mgmt_hdr.flags = 0;
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index c44a303..2a9480d 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -915,22 +915,6 @@ void iwl3945_hw_build_tx_cmd_rate(struct iwl_priv *priv,
rts_retry_limit = data_retry_limit;
tx_cmd->rts_retry_limit = rts_retry_limit;
- if (ieee80211_is_mgmt(fc)) {
- switch (fc & cpu_to_le16(IEEE80211_FCTL_STYPE)) {
- case cpu_to_le16(IEEE80211_STYPE_AUTH):
- case cpu_to_le16(IEEE80211_STYPE_DEAUTH):
- case cpu_to_le16(IEEE80211_STYPE_ASSOC_REQ):
- case cpu_to_le16(IEEE80211_STYPE_REASSOC_REQ):
- if (tx_flags & TX_CMD_FLG_RTS_MSK) {
- tx_flags &= ~TX_CMD_FLG_RTS_MSK;
- tx_flags |= TX_CMD_FLG_CTS_MSK;
- }
- break;
- default:
- break;
- }
- }
-
tx_cmd->rate = rate;
tx_cmd->tx_flags = tx_flags;
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c b/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c
index 01658cf..2a30397 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c
@@ -209,10 +209,21 @@ static void iwlagn_chain_noise_reset(struct iwl_priv *priv)
}
}
-static void iwlagn_rts_tx_cmd_flag(struct ieee80211_tx_info *info,
- __le32 *tx_flags)
+static void iwlagn_rts_tx_cmd_flag(struct iwl_priv *priv,
+ struct ieee80211_tx_info *info,
+ __le16 fc, __le32 *tx_flags)
{
- *tx_flags |= TX_CMD_FLG_RTS_CTS_MSK;
+ if (info->control.rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS ||
+ info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) {
+ *tx_flags |= TX_CMD_FLG_RTS_CTS_MSK;
+ return;
+ }
+
+ if (priv->cfg->use_rts_for_ht &&
+ info->flags & IEEE80211_TX_CTL_AMPDU) {
+ *tx_flags |= TX_CMD_FLG_RTS_CTS_MSK;
+ return;
+ }
}
/* Calc max signal level (dBm) among 3 possible receivers */
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index cf4a95b..ca46831 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -325,18 +325,11 @@ static void rs_tl_turn_on_agg(struct iwl_priv *priv, u8 tid,
struct iwl_lq_sta *lq_data,
struct ieee80211_sta *sta)
{
- if ((tid < TID_MAX_LOAD_COUNT) &&
- !rs_tl_turn_on_agg_for_tid(priv, lq_data, tid, sta)) {
- if (priv->cfg->use_rts_for_ht) {
- /*
- * switch to RTS/CTS if it is the prefer protection
- * method for HT traffic
- */
- IWL_DEBUG_HT(priv, "use RTS/CTS protection for HT\n");
- priv->staging_rxon.flags &= ~RXON_FLG_SELF_CTS_EN;
- iwlcore_commit_rxon(priv);
- }
- }
+ if (tid < TID_MAX_LOAD_COUNT)
+ rs_tl_turn_on_agg_for_tid(priv, lq_data, tid, sta);
+ else
+ IWL_ERR(priv, "tid exceeds max load count: %d/%d\n",
+ tid, TID_MAX_LOAD_COUNT);
}
static inline int get_num_of_ant_from_rate(u32 rate_n_flags)
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
index 7d614c4..3a3d27c 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -376,10 +376,7 @@ static void iwlagn_tx_cmd_build_basic(struct iwl_priv *priv,
tx_flags |= TX_CMD_FLG_SEQ_CTL_MSK;
}
- priv->cfg->ops->utils->rts_tx_cmd_flag(info, &tx_flags);
-
- if ((tx_flags & TX_CMD_FLG_RTS_MSK) || (tx_flags & TX_CMD_FLG_CTS_MSK))
- tx_flags |= TX_CMD_FLG_FULL_TXOP_PROT_MSK;
+ priv->cfg->ops->utils->rts_tx_cmd_flag(priv, info, fc, &tx_flags);
tx_flags &= ~(TX_CMD_FLG_ANT_SEL_MSK);
if (ieee80211_is_mgmt(fc)) {
@@ -453,21 +450,6 @@ static void iwlagn_tx_cmd_build_rate(struct iwl_priv *priv,
if ((rate_idx >= IWL_FIRST_CCK_RATE) && (rate_idx <= IWL_LAST_CCK_RATE))
rate_flags |= RATE_MCS_CCK_MSK;
- /* Set up RTS and CTS flags for certain packets */
- switch (fc & cpu_to_le16(IEEE80211_FCTL_STYPE)) {
- case cpu_to_le16(IEEE80211_STYPE_AUTH):
- case cpu_to_le16(IEEE80211_STYPE_DEAUTH):
- case cpu_to_le16(IEEE80211_STYPE_ASSOC_REQ):
- case cpu_to_le16(IEEE80211_STYPE_REASSOC_REQ):
- if (tx_cmd->tx_flags & TX_CMD_FLG_RTS_MSK) {
- tx_cmd->tx_flags &= ~TX_CMD_FLG_RTS_MSK;
- tx_cmd->tx_flags |= TX_CMD_FLG_CTS_MSK;
- }
- break;
- default:
- break;
- }
-
/* Set up antennas */
priv->mgmt_tx_ant = iwl_toggle_tx_ant(priv, priv->mgmt_tx_ant);
rate_flags |= iwl_ant_idx_to_flags(priv->mgmt_tx_ant);
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 24aff65..c7f56b4 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -200,13 +200,6 @@ int iwl_commit_rxon(struct iwl_priv *priv)
priv->start_calib = 0;
if (new_assoc) {
- /*
- * allow CTS-to-self if possible for new association.
- * this is relevant only for 5000 series and up,
- * but will not damage 4965
- */
- priv->staging_rxon.flags |= RXON_FLG_SELF_CTS_EN;
-
/* Apply the new configuration
* RXON assoc doesn't clear the station table in uCode,
*/
@@ -3336,13 +3329,40 @@ static int iwl_mac_ampdu_action(struct ieee80211_hw *hw,
IWL_DEBUG_HT(priv, "priv->_agn.agg_tids_count = %u\n",
priv->_agn.agg_tids_count);
}
+ if (priv->cfg->use_rts_for_ht) {
+ struct iwl_station_priv *sta_priv =
+ (void *) sta->drv_priv;
+ /*
+ * switch off RTS/CTS if it was previously enabled
+ */
+
+ sta_priv->lq_sta.lq.general_params.flags &=
+ ~LINK_QUAL_FLAGS_SET_STA_TLC_RTS_MSK;
+ iwl_send_lq_cmd(priv, &sta_priv->lq_sta.lq,
+ CMD_ASYNC, false);
+ }
+ break;
if (test_bit(STATUS_EXIT_PENDING, &priv->status))
return 0;
else
return ret;
case IEEE80211_AMPDU_TX_OPERATIONAL:
- /* do nothing */
- return -EOPNOTSUPP;
+ if (priv->cfg->use_rts_for_ht) {
+ struct iwl_station_priv *sta_priv =
+ (void *) sta->drv_priv;
+
+ /*
+ * switch to RTS/CTS if it is the prefer protection
+ * method for HT traffic
+ */
+
+ sta_priv->lq_sta.lq.general_params.flags |=
+ LINK_QUAL_FLAGS_SET_STA_TLC_RTS_MSK;
+ iwl_send_lq_cmd(priv, &sta_priv->lq_sta.lq,
+ CMD_ASYNC, false);
+ }
+ ret = 0;
+ break;
default:
IWL_DEBUG_HT(priv, "unknown\n");
return -EINVAL;
@@ -3423,6 +3443,49 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
return 0;
}
+static void iwlagn_configure_filter(struct ieee80211_hw *hw,
+ unsigned int changed_flags,
+ unsigned int *total_flags,
+ u64 multicast)
+{
+ struct iwl_priv *priv = hw->priv;
+ __le32 filter_or = 0, filter_nand = 0;
+
+#define CHK(test, flag) do { \
+ if (*total_flags & (test)) \
+ filter_or |= (flag); \
+ else \
+ filter_nand |= (flag); \
+ } while (0)
+
+ IWL_DEBUG_MAC80211(priv, "Enter: changed: 0x%x, total: 0x%x\n",
+ changed_flags, *total_flags);
+
+ CHK(FIF_OTHER_BSS | FIF_PROMISC_IN_BSS, RXON_FILTER_PROMISC_MSK);
+ CHK(FIF_CONTROL, RXON_FILTER_CTL2HOST_MSK);
+ CHK(FIF_BCN_PRBRESP_PROMISC, RXON_FILTER_BCON_AWARE_MSK);
+
+#undef CHK
+
+ mutex_lock(&priv->mutex);
+
+ priv->staging_rxon.filter_flags &= ~filter_nand;
+ priv->staging_rxon.filter_flags |= filter_or;
+
+ iwlcore_commit_rxon(priv);
+
+ mutex_unlock(&priv->mutex);
+
+ /*
+ * Receiving all multicast frames is always enabled by the
+ * default flags setup in iwl_connection_init_rx_config()
+ * since we currently do not support programming multicast
+ * filters into the device.
+ */
+ *total_flags &= FIF_OTHER_BSS | FIF_ALLMULTI | FIF_PROMISC_IN_BSS |
+ FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL;
+}
+
/*****************************************************************************
*
* driver setup and teardown
@@ -3583,7 +3646,7 @@ static struct ieee80211_ops iwl_hw_ops = {
.add_interface = iwl_mac_add_interface,
.remove_interface = iwl_mac_remove_interface,
.config = iwl_mac_config,
- .configure_filter = iwl_configure_filter,
+ .configure_filter = iwlagn_configure_filter,
.set_key = iwl_mac_set_key,
.update_tkip_key = iwl_mac_update_tkip_key,
.conf_tx = iwl_mac_conf_tx,
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 5bbc529..cd5b664 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -403,19 +403,36 @@ EXPORT_SYMBOL(iwlcore_free_geos);
* iwlcore_rts_tx_cmd_flag: Set rts/cts. 3945 and 4965 only share this
* function.
*/
-void iwlcore_rts_tx_cmd_flag(struct ieee80211_tx_info *info,
- __le32 *tx_flags)
+void iwlcore_rts_tx_cmd_flag(struct iwl_priv *priv,
+ struct ieee80211_tx_info *info,
+ __le16 fc, __le32 *tx_flags)
{
if (info->control.rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS) {
*tx_flags |= TX_CMD_FLG_RTS_MSK;
*tx_flags &= ~TX_CMD_FLG_CTS_MSK;
+ *tx_flags |= TX_CMD_FLG_FULL_TXOP_PROT_MSK;
+
+ if (!ieee80211_is_mgmt(fc))
+ return;
+
+ switch (fc & cpu_to_le16(IEEE80211_FCTL_STYPE)) {
+ case cpu_to_le16(IEEE80211_STYPE_AUTH):
+ case cpu_to_le16(IEEE80211_STYPE_DEAUTH):
+ case cpu_to_le16(IEEE80211_STYPE_ASSOC_REQ):
+ case cpu_to_le16(IEEE80211_STYPE_REASSOC_REQ):
+ *tx_flags &= ~TX_CMD_FLG_RTS_MSK;
+ *tx_flags |= TX_CMD_FLG_CTS_MSK;
+ break;
+ }
} else if (info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) {
*tx_flags &= ~TX_CMD_FLG_RTS_MSK;
*tx_flags |= TX_CMD_FLG_CTS_MSK;
+ *tx_flags |= TX_CMD_FLG_FULL_TXOP_PROT_MSK;
}
}
EXPORT_SYMBOL(iwlcore_rts_tx_cmd_flag);
+
static bool is_single_rx_stream(struct iwl_priv *priv)
{
return priv->current_ht_config.smps == IEEE80211_SMPS_STATIC ||
@@ -1294,51 +1311,6 @@ out:
EXPORT_SYMBOL(iwl_apm_init);
-
-void iwl_configure_filter(struct ieee80211_hw *hw,
- unsigned int changed_flags,
- unsigned int *total_flags,
- u64 multicast)
-{
- struct iwl_priv *priv = hw->priv;
- __le32 filter_or = 0, filter_nand = 0;
-
-#define CHK(test, flag) do { \
- if (*total_flags & (test)) \
- filter_or |= (flag); \
- else \
- filter_nand |= (flag); \
- } while (0)
-
- IWL_DEBUG_MAC80211(priv, "Enter: changed: 0x%x, total: 0x%x\n",
- changed_flags, *total_flags);
-
- CHK(FIF_OTHER_BSS | FIF_PROMISC_IN_BSS, RXON_FILTER_PROMISC_MSK);
- CHK(FIF_CONTROL, RXON_FILTER_CTL2HOST_MSK);
- CHK(FIF_BCN_PRBRESP_PROMISC, RXON_FILTER_BCON_AWARE_MSK);
-
-#undef CHK
-
- mutex_lock(&priv->mutex);
-
- priv->staging_rxon.filter_flags &= ~filter_nand;
- priv->staging_rxon.filter_flags |= filter_or;
-
- iwlcore_commit_rxon(priv);
-
- mutex_unlock(&priv->mutex);
-
- /*
- * Receiving all multicast frames is always enabled by the
- * default flags setup in iwl_connection_init_rx_config()
- * since we currently do not support programming multicast
- * filters into the device.
- */
- *total_flags &= FIF_OTHER_BSS | FIF_ALLMULTI | FIF_PROMISC_IN_BSS |
- FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL;
-}
-EXPORT_SYMBOL(iwl_configure_filter);
-
int iwl_set_hw_params(struct iwl_priv *priv)
{
priv->hw_params.max_rxq_size = RX_QUEUE_SIZE;
@@ -1936,6 +1908,10 @@ void iwl_bss_info_changed(struct ieee80211_hw *hw,
priv->staging_rxon.flags |= RXON_FLG_TGG_PROTECT_MSK;
else
priv->staging_rxon.flags &= ~RXON_FLG_TGG_PROTECT_MSK;
+ if (bss_conf->use_cts_prot)
+ priv->staging_rxon.flags |= RXON_FLG_SELF_CTS_EN;
+ else
+ priv->staging_rxon.flags &= ~RXON_FLG_SELF_CTS_EN;
}
if (changes & BSS_CHANGED_BASIC_RATES) {
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index 31775bd..e8ef317 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -102,8 +102,9 @@ struct iwl_hcmd_utils_ops {
u32 min_average_noise,
u8 default_chain);
void (*chain_noise_reset)(struct iwl_priv *priv);
- void (*rts_tx_cmd_flag)(struct ieee80211_tx_info *info,
- __le32 *tx_flags);
+ void (*rts_tx_cmd_flag)(struct iwl_priv *priv,
+ struct ieee80211_tx_info *info,
+ __le16 fc, __le32 *tx_flags);
int (*calc_rssi)(struct iwl_priv *priv,
struct iwl_rx_phy_res *rx_resp);
void (*request_scan)(struct iwl_priv *priv, struct ieee80211_vif *vif);
@@ -355,9 +356,6 @@ int iwl_set_decrypted_flag(struct iwl_priv *priv,
u32 decrypt_res,
struct ieee80211_rx_status *stats);
void iwl_irq_handle_error(struct iwl_priv *priv);
-void iwl_configure_filter(struct ieee80211_hw *hw,
- unsigned int changed_flags,
- unsigned int *total_flags, u64 multicast);
int iwl_set_hw_params(struct iwl_priv *priv);
void iwl_post_associate(struct iwl_priv *priv, struct ieee80211_vif *vif);
void iwl_bss_info_changed(struct ieee80211_hw *hw,
@@ -375,8 +373,9 @@ void iwl_config_ap(struct iwl_priv *priv, struct ieee80211_vif *vif);
void iwl_mac_reset_tsf(struct ieee80211_hw *hw);
int iwl_alloc_txq_mem(struct iwl_priv *priv);
void iwl_free_txq_mem(struct iwl_priv *priv);
-void iwlcore_rts_tx_cmd_flag(struct ieee80211_tx_info *info,
- __le32 *tx_flags);
+void iwlcore_rts_tx_cmd_flag(struct iwl_priv *priv,
+ struct ieee80211_tx_info *info,
+ __le16 fc, __le32 *tx_flags);
#ifdef CONFIG_IWLWIFI_DEBUGFS
int iwl_alloc_traffic_mem(struct iwl_priv *priv);
void iwl_free_traffic_mem(struct iwl_priv *priv);
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index a27872d..39c0d2d 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -434,10 +434,7 @@ static void iwl3945_build_tx_cmd_basic(struct iwl_priv *priv,
tx_flags |= TX_CMD_FLG_SEQ_CTL_MSK;
}
- priv->cfg->ops->utils->rts_tx_cmd_flag(info, &tx_flags);
-
- if ((tx_flags & TX_CMD_FLG_RTS_MSK) || (tx_flags & TX_CMD_FLG_CTS_MSK))
- tx_flags |= TX_CMD_FLG_FULL_TXOP_PROT_MSK;
+ priv->cfg->ops->utils->rts_tx_cmd_flag(priv, info, fc, &tx_flags);
tx_flags &= ~(TX_CMD_FLG_ANT_SEL_MSK);
if (ieee80211_is_mgmt(fc)) {
@@ -3465,6 +3462,55 @@ static int iwl3945_mac_sta_add(struct ieee80211_hw *hw,
return 0;
}
+
+static void iwl3945_configure_filter(struct ieee80211_hw *hw,
+ unsigned int changed_flags,
+ unsigned int *total_flags,
+ u64 multicast)
+{
+ struct iwl_priv *priv = hw->priv;
+ __le32 filter_or = 0, filter_nand = 0;
+
+#define CHK(test, flag) do { \
+ if (*total_flags & (test)) \
+ filter_or |= (flag); \
+ else \
+ filter_nand |= (flag); \
+ } while (0)
+
+ IWL_DEBUG_MAC80211(priv, "Enter: changed: 0x%x, total: 0x%x\n",
+ changed_flags, *total_flags);
+
+ CHK(FIF_OTHER_BSS | FIF_PROMISC_IN_BSS, RXON_FILTER_PROMISC_MSK);
+ CHK(FIF_CONTROL, RXON_FILTER_CTL2HOST_MSK);
+ CHK(FIF_BCN_PRBRESP_PROMISC, RXON_FILTER_BCON_AWARE_MSK);
+
+#undef CHK
+
+ mutex_lock(&priv->mutex);
+
+ priv->staging_rxon.filter_flags &= ~filter_nand;
+ priv->staging_rxon.filter_flags |= filter_or;
+
+ /*
+ * Committing directly here breaks for some reason,
+ * but we'll eventually commit the filter flags
+ * change anyway.
+ */
+
+ mutex_unlock(&priv->mutex);
+
+ /*
+ * Receiving all multicast frames is always enabled by the
+ * default flags setup in iwl_connection_init_rx_config()
+ * since we currently do not support programming multicast
+ * filters into the device.
+ */
+ *total_flags &= FIF_OTHER_BSS | FIF_ALLMULTI | FIF_PROMISC_IN_BSS |
+ FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL;
+}
+
+
/*****************************************************************************
*
* sysfs attributes
@@ -3870,7 +3916,7 @@ static struct ieee80211_ops iwl3945_hw_ops = {
.add_interface = iwl_mac_add_interface,
.remove_interface = iwl_mac_remove_interface,
.config = iwl_mac_config,
- .configure_filter = iwl_configure_filter,
+ .configure_filter = iwl3945_configure_filter,
.set_key = iwl3945_mac_set_key,
.conf_tx = iwl_mac_conf_tx,
.reset_tsf = iwl_mac_reset_tsf,
diff --git a/drivers/net/wireless/wl12xx/wl1251_cmd.c b/drivers/net/wireless/wl12xx/wl1251_cmd.c
index a37b30c..ce3722f 100644
--- a/drivers/net/wireless/wl12xx/wl1251_cmd.c
+++ b/drivers/net/wireless/wl12xx/wl1251_cmd.c
@@ -484,7 +484,7 @@ int wl1251_cmd_trigger_scan_to(struct wl1251 *wl, u32 timeout)
cmd->timeout = timeout;
- ret = wl1251_cmd_send(wl, CMD_SCAN, cmd, sizeof(*cmd));
+ ret = wl1251_cmd_send(wl, CMD_TRIGGER_SCAN_TO, cmd, sizeof(*cmd));
if (ret < 0) {
wl1251_error("cmd trigger scan to failed: %d", ret);
goto out;
diff --git a/drivers/platform/x86/compal-laptop.c b/drivers/platform/x86/compal-laptop.c
index 71ff154..90111d7 100644
--- a/drivers/platform/x86/compal-laptop.c
+++ b/drivers/platform/x86/compal-laptop.c
@@ -259,6 +259,14 @@ static struct dmi_system_id __initdata compal_dmi_table[] = {
.callback = dmi_check_cb
},
{
+ .ident = "Dell Mini 1012",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 1012"),
+ },
+ .callback = dmi_check_cb
+ },
+ {
.ident = "Dell Inspiron 11z",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
@@ -375,5 +383,6 @@ MODULE_ALIAS("dmi:*:rnIFT00:rvrIFT00:*");
MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron910:*");
MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron1010:*");
MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron1011:*");
+MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron1012:*");
MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron1110:*");
MODULE_ALIAS("dmi:*:svnDellInc.:pnInspiron1210:*");
diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c
index 661e3ac..6110601 100644
--- a/drivers/platform/x86/dell-laptop.c
+++ b/drivers/platform/x86/dell-laptop.c
@@ -116,6 +116,13 @@ static struct dmi_system_id __devinitdata dell_blacklist[] = {
},
},
{
+ .ident = "Dell Mini 1012",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 1012"),
+ },
+ },
+ {
.ident = "Dell Inspiron 11z",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
diff --git a/drivers/regulator/wm8994-regulator.c b/drivers/regulator/wm8994-regulator.c
index 5a1dc8a..03713bc 100644
--- a/drivers/regulator/wm8994-regulator.c
+++ b/drivers/regulator/wm8994-regulator.c
@@ -219,8 +219,6 @@ static __devinit int wm8994_ldo_probe(struct platform_device *pdev)
ldo->wm8994 = wm8994;
- ldo->is_enabled = true;
-
if (pdata->ldo[id].enable && gpio_is_valid(pdata->ldo[id].enable)) {
ldo->enable = pdata->ldo[id].enable;
@@ -237,7 +235,8 @@ static __devinit int wm8994_ldo_probe(struct platform_device *pdev)
ret);
goto err_gpio;
}
- }
+ } else
+ ldo->is_enabled = true;
ldo->regulator = regulator_register(&wm8994_ldo_desc[id], &pdev->dev,
pdata->ldo[id].init_data, ldo);
diff --git a/drivers/serial/suncore.c b/drivers/serial/suncore.c
index 544f2e2..6381a02 100644
--- a/drivers/serial/suncore.c
+++ b/drivers/serial/suncore.c
@@ -55,7 +55,12 @@ EXPORT_SYMBOL(sunserial_unregister_minors);
int sunserial_console_match(struct console *con, struct device_node *dp,
struct uart_driver *drv, int line, bool ignore_line)
{
- if (!con || of_console_device != dp)
+ if (!con)
+ return 0;
+
+ drv->cons = con;
+
+ if (of_console_device != dp)
return 0;
if (!ignore_line) {
@@ -69,12 +74,10 @@ int sunserial_console_match(struct console *con, struct device_node *dp,
return 0;
}
- con->index = line;
- drv->cons = con;
-
- if (!console_set_on_cmdline)
+ if (!console_set_on_cmdline) {
+ con->index = line;
add_preferred_console(con->name, line, NULL);
-
+ }
return 1;
}
EXPORT_SYMBOL(sunserial_console_match);
diff --git a/drivers/staging/batman-adv/hard-interface.c b/drivers/staging/batman-adv/hard-interface.c
index 7a582e8..ce1d251 100644
--- a/drivers/staging/batman-adv/hard-interface.c
+++ b/drivers/staging/batman-adv/hard-interface.c
@@ -128,6 +128,9 @@ static bool hardif_is_iface_up(struct batman_if *batman_if)
static void update_mac_addresses(struct batman_if *batman_if)
{
+ if (!batman_if || !batman_if->packet_buff)
+ return;
+
addr_to_string(batman_if->addr_str, batman_if->net_dev->dev_addr);
memcpy(((struct batman_packet *)(batman_if->packet_buff))->orig,
@@ -194,8 +197,6 @@ static void hardif_activate_interface(struct bat_priv *bat_priv,
if (batman_if->if_status != IF_INACTIVE)
return;
- dev_hold(batman_if->net_dev);
-
update_mac_addresses(batman_if);
batman_if->if_status = IF_TO_BE_ACTIVATED;
@@ -222,8 +223,6 @@ static void hardif_deactivate_interface(struct batman_if *batman_if)
(batman_if->if_status != IF_TO_BE_ACTIVATED))
return;
- dev_put(batman_if->net_dev);
-
batman_if->if_status = IF_INACTIVE;
printk(KERN_INFO "batman-adv:Interface deactivated: %s\n",
@@ -321,12 +320,14 @@ static struct batman_if *hardif_add_interface(struct net_device *net_dev)
if (ret != 1)
goto out;
+ dev_hold(net_dev);
+
batman_if = kmalloc(sizeof(struct batman_if), GFP_ATOMIC);
if (!batman_if) {
printk(KERN_ERR "batman-adv:"
"Can't add interface (%s): out of memory\n",
net_dev->name);
- goto out;
+ goto release_dev;
}
batman_if->dev = kstrdup(net_dev->name, GFP_ATOMIC);
@@ -340,6 +341,7 @@ static struct batman_if *hardif_add_interface(struct net_device *net_dev)
batman_if->if_num = -1;
batman_if->net_dev = net_dev;
batman_if->if_status = IF_NOT_IN_USE;
+ batman_if->packet_buff = NULL;
INIT_LIST_HEAD(&batman_if->list);
check_known_mac_addr(batman_if->net_dev->dev_addr);
@@ -350,6 +352,8 @@ free_dev:
kfree(batman_if->dev);
free_if:
kfree(batman_if);
+release_dev:
+ dev_put(net_dev);
out:
return NULL;
}
@@ -378,6 +382,7 @@ static void hardif_remove_interface(struct batman_if *batman_if)
batman_if->if_status = IF_TO_BE_REMOVED;
list_del_rcu(&batman_if->list);
sysfs_del_hardif(&batman_if->hardif_obj);
+ dev_put(batman_if->net_dev);
call_rcu(&batman_if->rcu, hardif_free_interface);
}
@@ -397,15 +402,13 @@ static int hard_if_event(struct notifier_block *this,
/* FIXME: each batman_if will be attached to a softif */
struct bat_priv *bat_priv = netdev_priv(soft_device);
- if (!batman_if)
- batman_if = hardif_add_interface(net_dev);
+ if (!batman_if && event == NETDEV_REGISTER)
+ batman_if = hardif_add_interface(net_dev);
if (!batman_if)
goto out;
switch (event) {
- case NETDEV_REGISTER:
- break;
case NETDEV_UP:
hardif_activate_interface(bat_priv, batman_if);
break;
diff --git a/drivers/staging/batman-adv/originator.c b/drivers/staging/batman-adv/originator.c
index 568aef8..2177c50 100644
--- a/drivers/staging/batman-adv/originator.c
+++ b/drivers/staging/batman-adv/originator.c
@@ -401,11 +401,12 @@ static int orig_node_add_if(struct orig_node *orig_node, int max_if_num)
int orig_hash_add_if(struct batman_if *batman_if, int max_if_num)
{
struct orig_node *orig_node;
+ unsigned long flags;
HASHIT(hashit);
/* resize all orig nodes because orig_node->bcast_own(_sum) depend on
* if_num */
- spin_lock(&orig_hash_lock);
+ spin_lock_irqsave(&orig_hash_lock, flags);
while (hash_iterate(orig_hash, &hashit)) {
orig_node = hashit.bucket->data;
@@ -414,11 +415,11 @@ int orig_hash_add_if(struct batman_if *batman_if, int max_if_num)
goto err;
}
- spin_unlock(&orig_hash_lock);
+ spin_unlock_irqrestore(&orig_hash_lock, flags);
return 0;
err:
- spin_unlock(&orig_hash_lock);
+ spin_unlock_irqrestore(&orig_hash_lock, flags);
return -ENOMEM;
}
@@ -480,12 +481,13 @@ int orig_hash_del_if(struct batman_if *batman_if, int max_if_num)
{
struct batman_if *batman_if_tmp;
struct orig_node *orig_node;
+ unsigned long flags;
HASHIT(hashit);
int ret;
/* resize all orig nodes because orig_node->bcast_own(_sum) depend on
* if_num */
- spin_lock(&orig_hash_lock);
+ spin_lock_irqsave(&orig_hash_lock, flags);
while (hash_iterate(orig_hash, &hashit)) {
orig_node = hashit.bucket->data;
@@ -512,10 +514,10 @@ int orig_hash_del_if(struct batman_if *batman_if, int max_if_num)
rcu_read_unlock();
batman_if->if_num = -1;
- spin_unlock(&orig_hash_lock);
+ spin_unlock_irqrestore(&orig_hash_lock, flags);
return 0;
err:
- spin_unlock(&orig_hash_lock);
+ spin_unlock_irqrestore(&orig_hash_lock, flags);
return -ENOMEM;
}
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index bfc99a9..221f999 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -131,7 +131,7 @@ static void next_trb(struct xhci_hcd *xhci,
*seg = (*seg)->next;
*trb = ((*seg)->trbs);
} else {
- *trb = (*trb)++;
+ (*trb)++;
}
}
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 2bef441..80bf833 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -222,8 +222,8 @@ static struct usb_serial_driver cp210x_device = {
#define BITS_STOP_2 0x0002
/* CP210X_SET_BREAK */
-#define BREAK_ON 0x0000
-#define BREAK_OFF 0x0001
+#define BREAK_ON 0x0001
+#define BREAK_OFF 0x0000
/* CP210X_(SET_MHS|GET_MDMSTS) */
#define CONTROL_DTR 0x0001
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index eb12d9b..63ddb2f 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -180,6 +180,7 @@ static struct usb_device_id id_table_combined [] = {
{ USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) },
{ USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_SPROG_II) },
+ { USB_DEVICE(FTDI_VID, FTDI_LENZ_LIUSB_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_XF_632_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_XF_634_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_XF_547_PID) },
@@ -750,6 +751,8 @@ static struct usb_device_id id_table_combined [] = {
{ USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH4_PID),
.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
{ USB_DEVICE(FTDI_VID, SEGWAY_RMP200_PID) },
+ { USB_DEVICE(IONICS_VID, IONICS_PLUGCOMPUTER_PID),
+ .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
{ }, /* Optional parameter entry */
{ } /* Terminating entry */
};
@@ -1376,7 +1379,7 @@ static void ftdi_set_max_packet_size(struct usb_serial_port *port)
}
/* set max packet size based on descriptor */
- priv->max_packet_size = ep_desc->wMaxPacketSize;
+ priv->max_packet_size = le16_to_cpu(ep_desc->wMaxPacketSize);
dev_info(&udev->dev, "Setting MaxPacketSize %d\n", priv->max_packet_size);
}
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 6e612c5..2e95857 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -110,6 +110,9 @@
/* Propox devices */
#define FTDI_PROPOX_JTAGCABLEII_PID 0xD738
+/* Lenz LI-USB Computer Interface. */
+#define FTDI_LENZ_LIUSB_PID 0xD780
+
/*
* Xsens Technologies BV products (http://www.xsens.com).
*/
@@ -989,6 +992,12 @@
#define ALTI2_N3_PID 0x6001 /* Neptune 3 */
/*
+ * Ionics PlugComputer
+ */
+#define IONICS_VID 0x1c0c
+#define IONICS_PLUGCOMPUTER_PID 0x0102
+
+/*
* Dresden Elektronik Sensor Terminal Board
*/
#define DE_VID 0x1cf1 /* Vendor ID */
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index 0fca265..9991063 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -1151,7 +1151,7 @@ static int download_fw(struct edgeport_serial *serial)
/* Check if we have an old version in the I2C and
update if necessary */
- if (download_cur_ver != download_new_ver) {
+ if (download_cur_ver < download_new_ver) {
dbg("%s - Update I2C dld from %d.%d to %d.%d",
__func__,
firmware_version->Ver_Major,
diff --git a/drivers/usb/serial/navman.c b/drivers/usb/serial/navman.c
index a6b207c..1f00f24 100644
--- a/drivers/usb/serial/navman.c
+++ b/drivers/usb/serial/navman.c
@@ -25,6 +25,7 @@ static int debug;
static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x0a99, 0x0001) }, /* Talon Technology device */
+ { USB_DEVICE(0x0df7, 0x0900) }, /* Mobile Action i-gotU */
{ },
};
MODULE_DEVICE_TABLE(usb, id_table);
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 5c35b3a..80c74d4 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -368,6 +368,10 @@ static void option_instat_callback(struct urb *urb);
#define OLIVETTI_VENDOR_ID 0x0b3c
#define OLIVETTI_PRODUCT_OLICARD100 0xc000
+/* Celot products */
+#define CELOT_VENDOR_ID 0x211f
+#define CELOT_PRODUCT_CT680M 0x6801
+
/* some devices interfaces need special handling due to a number of reasons */
enum option_blacklist_reason {
OPTION_BLACKLIST_NONE = 0,
@@ -891,10 +895,9 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_100F) },
{ USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_1011)},
{ USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_1012)},
-
{ USB_DEVICE(CINTERION_VENDOR_ID, 0x0047) },
-
{ USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD100) },
+ { USB_DEVICE(CELOT_VENDOR_ID, CELOT_PRODUCT_CT680M) }, /* CT-650 CDMA 450 1xEVDO modem */
{ } /* Terminating entry */
};
MODULE_DEVICE_TABLE(usb, option_ids);
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 6b60018..c98f0fb 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -86,6 +86,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(SUPERIAL_VENDOR_ID, SUPERIAL_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LD220_PRODUCT_ID) },
{ USB_DEVICE(CRESSI_VENDOR_ID, CRESSI_EDY_PRODUCT_ID) },
+ { USB_DEVICE(ZEAGLE_VENDOR_ID, ZEAGLE_N2ITION3_PRODUCT_ID) },
{ USB_DEVICE(SONY_VENDOR_ID, SONY_QN3USB_PRODUCT_ID) },
{ USB_DEVICE(SANWA_VENDOR_ID, SANWA_PRODUCT_ID) },
{ USB_DEVICE(ADLINK_VENDOR_ID, ADLINK_ND6530_PRODUCT_ID) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index a871645..43eb9bd 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -128,6 +128,10 @@
#define CRESSI_VENDOR_ID 0x04b8
#define CRESSI_EDY_PRODUCT_ID 0x0521
+/* Zeagle dive computer interface */
+#define ZEAGLE_VENDOR_ID 0x04b8
+#define ZEAGLE_N2ITION3_PRODUCT_ID 0x0522
+
/* Sony, USB data cable for CMD-Jxx mobile phones */
#define SONY_VENDOR_ID 0x054c
#define SONY_QN3USB_PRODUCT_ID 0x0437
diff --git a/drivers/video/matrox/matroxfb_base.h b/drivers/video/matrox/matroxfb_base.h
index f3a4e15..f96a471 100644
--- a/drivers/video/matrox/matroxfb_base.h
+++ b/drivers/video/matrox/matroxfb_base.h
@@ -151,13 +151,13 @@ static inline void mga_writel(vaddr_t va, unsigned int offs, u_int32_t value) {
static inline void mga_memcpy_toio(vaddr_t va, const void* src, int len) {
#if defined(__alpha__) || defined(__i386__) || defined(__x86_64__)
/*
- * memcpy_toio works for us if:
+ * iowrite32_rep works for us if:
* (1) Copies data as 32bit quantities, not byte after byte,
* (2) Performs LE ordered stores, and
* (3) It copes with unaligned source (destination is guaranteed to be page
* aligned and length is guaranteed to be multiple of 4).
*/
- memcpy_toio(va.vaddr, src, len);
+ iowrite32_rep(va.vaddr, src, len >> 2);
#else
u_int32_t __iomem* addr = va.vaddr;
diff --git a/firmware/Makefile b/firmware/Makefile
index 020e629..99955ed 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -142,7 +142,7 @@ fw-shipped-$(CONFIG_YAM) += yam/1200.bin yam/9600.bin
fw-shipped-all := $(fw-shipped-y) $(fw-shipped-m) $(fw-shipped-)
# Directories which we _might_ need to create, so we have a rule for them.
-firmware-dirs := $(sort $(patsubst %,$(objtree)/$(obj)/%/,$(dir $(fw-external-y) $(fw-shipped-all))))
+firmware-dirs := $(sort $(addprefix $(objtree)/$(obj)/,$(dir $(fw-external-y) $(fw-shipped-all))))
quiet_cmd_mkdir = MKDIR $(patsubst $(objtree)/%,%,$@)
cmd_mkdir = mkdir -p $@
diff --git a/fs/char_dev.c b/fs/char_dev.c
index d6db933..f80a4f2 100644
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -20,6 +20,7 @@
#include <linux/cdev.h>
#include <linux/mutex.h>
#include <linux/backing-dev.h>
+#include <linux/tty.h>
#include "internal.h"
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index e60416d..d69551e 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -1103,7 +1103,7 @@ static int nfs_open_revalidate(struct dentry *dentry, struct nameidata *nd)
if ((openflags & (O_CREAT|O_EXCL)) == (O_CREAT|O_EXCL))
goto no_open_dput;
/* We can't create new files, or truncate existing ones here */
- openflags &= ~(O_CREAT|O_TRUNC);
+ openflags &= ~(O_CREAT|O_EXCL|O_TRUNC);
/*
* Note: we're not holding inode->i_mutex and so may be racing with
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 70015dd..330a3c9 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -2023,7 +2023,8 @@ nfs4_atomic_open(struct inode *dir, struct dentry *dentry, struct nameidata *nd)
struct rpc_cred *cred;
struct nfs4_state *state;
struct dentry *res;
- fmode_t fmode = nd->intent.open.flags & (FMODE_READ | FMODE_WRITE | FMODE_EXEC);
+ int open_flags = nd->intent.open.flags;
+ fmode_t fmode = open_flags & (FMODE_READ | FMODE_WRITE | FMODE_EXEC);
if (nd->flags & LOOKUP_CREATE) {
attr.ia_mode = nd->intent.open.create_mode;
@@ -2031,8 +2032,9 @@ nfs4_atomic_open(struct inode *dir, struct dentry *dentry, struct nameidata *nd)
if (!IS_POSIXACL(dir))
attr.ia_mode &= ~current_umask();
} else {
+ open_flags &= ~O_EXCL;
attr.ia_valid = 0;
- BUG_ON(nd->intent.open.flags & O_CREAT);
+ BUG_ON(open_flags & O_CREAT);
}
cred = rpc_lookup_cred();
@@ -2041,7 +2043,7 @@ nfs4_atomic_open(struct inode *dir, struct dentry *dentry, struct nameidata *nd)
parent = dentry->d_parent;
/* Protect against concurrent sillydeletes */
nfs_block_sillyrename(parent);
- state = nfs4_do_open(dir, &path, fmode, nd->intent.open.flags, &attr, cred);
+ state = nfs4_do_open(dir, &path, fmode, open_flags, &attr, cred);
put_rpccred(cred);
if (IS_ERR(state)) {
if (PTR_ERR(state) == -ENOENT) {
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index f9df16d..6bf11d7 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -652,6 +652,13 @@ static void nfs_show_mount_options(struct seq_file *m, struct nfs_server *nfss,
if (nfss->options & NFS_OPTION_FSCACHE)
seq_printf(m, ",fsc");
+
+ if (nfss->flags & NFS_MOUNT_LOOKUP_CACHE_NONEG) {
+ if (nfss->flags & NFS_MOUNT_LOOKUP_CACHE_NONE)
+ seq_printf(m, ",lookupcache=none");
+ else
+ seq_printf(m, ",lookupcache=pos");
+ }
}
/*
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 414ef68..fbb354c 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -336,9 +336,10 @@ int nilfs_attach_checkpoint(struct nilfs_sb_info *sbi, __u64 cno)
list_add(&sbi->s_list, &nilfs->ns_supers);
up_write(&nilfs->ns_super_sem);
+ err = -ENOMEM;
sbi->s_ifile = nilfs_ifile_new(sbi, nilfs->ns_inode_size);
if (!sbi->s_ifile)
- return -ENOMEM;
+ goto delist;
down_read(&nilfs->ns_segctor_sem);
err = nilfs_cpfile_get_checkpoint(nilfs->ns_cpfile, cno, 0, &raw_cp,
@@ -369,6 +370,7 @@ int nilfs_attach_checkpoint(struct nilfs_sb_info *sbi, __u64 cno)
nilfs_mdt_destroy(sbi->s_ifile);
sbi->s_ifile = NULL;
+ delist:
down_write(&nilfs->ns_super_sem);
list_del_init(&sbi->s_list);
up_write(&nilfs->ns_super_sem);
diff --git a/fs/ocfs2/acl.c b/fs/ocfs2/acl.c
index da70229..a76e0aa 100644
--- a/fs/ocfs2/acl.c
+++ b/fs/ocfs2/acl.c
@@ -290,12 +290,30 @@ static int ocfs2_set_acl(handle_t *handle,
int ocfs2_check_acl(struct inode *inode, int mask)
{
- struct posix_acl *acl = ocfs2_get_acl(inode, ACL_TYPE_ACCESS);
+ struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+ struct buffer_head *di_bh = NULL;
+ struct posix_acl *acl;
+ int ret = -EAGAIN;
- if (IS_ERR(acl))
+ if (!(osb->s_mount_opt & OCFS2_MOUNT_POSIX_ACL))
+ return ret;
+
+ ret = ocfs2_read_inode_block(inode, &di_bh);
+ if (ret < 0) {
+ mlog_errno(ret);
+ return ret;
+ }
+
+ acl = ocfs2_get_acl_nolock(inode, ACL_TYPE_ACCESS, di_bh);
+
+ brelse(di_bh);
+
+ if (IS_ERR(acl)) {
+ mlog_errno(PTR_ERR(acl));
return PTR_ERR(acl);
+ }
if (acl) {
- int ret = posix_acl_permission(inode, acl, mask);
+ ret = posix_acl_permission(inode, acl, mask);
posix_acl_release(acl);
return ret;
}
@@ -344,7 +362,7 @@ int ocfs2_init_acl(handle_t *handle,
{
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
struct posix_acl *acl = NULL;
- int ret = 0;
+ int ret = 0, ret2;
mode_t mode;
if (!S_ISLNK(inode->i_mode)) {
@@ -381,7 +399,12 @@ int ocfs2_init_acl(handle_t *handle,
mode = inode->i_mode;
ret = posix_acl_create_masq(clone, &mode);
if (ret >= 0) {
- ret = ocfs2_acl_set_mode(inode, di_bh, handle, mode);
+ ret2 = ocfs2_acl_set_mode(inode, di_bh, handle, mode);
+ if (ret2) {
+ mlog_errno(ret2);
+ ret = ret2;
+ goto cleanup;
+ }
if (ret > 0) {
ret = ocfs2_set_acl(handle, inode,
di_bh, ACL_TYPE_ACCESS,
diff --git a/fs/ocfs2/dlm/dlmmaster.c b/fs/ocfs2/dlm/dlmmaster.c
index 94b97fc..ffb4c68 100644
--- a/fs/ocfs2/dlm/dlmmaster.c
+++ b/fs/ocfs2/dlm/dlmmaster.c
@@ -511,8 +511,6 @@ static void dlm_lockres_release(struct kref *kref)
atomic_dec(&dlm->res_cur_count);
- dlm_put(dlm);
-
if (!hlist_unhashed(&res->hash_node) ||
!list_empty(&res->granted) ||
!list_empty(&res->converting) ||
@@ -585,8 +583,6 @@ static void dlm_init_lockres(struct dlm_ctxt *dlm,
res->migration_pending = 0;
res->inflight_locks = 0;
- /* put in dlm_lockres_release */
- dlm_grab(dlm);
res->dlm = dlm;
kref_init(&res->refs);
@@ -3050,8 +3046,6 @@ int dlm_migrate_request_handler(struct o2net_msg *msg, u32 len, void *data,
/* check for pre-existing lock */
spin_lock(&dlm->spinlock);
res = __dlm_lookup_lockres(dlm, name, namelen, hash);
- spin_lock(&dlm->master_lock);
-
if (res) {
spin_lock(&res->spinlock);
if (res->state & DLM_LOCK_RES_RECOVERING) {
@@ -3069,14 +3063,15 @@ int dlm_migrate_request_handler(struct o2net_msg *msg, u32 len, void *data,
spin_unlock(&res->spinlock);
}
+ spin_lock(&dlm->master_lock);
/* ignore status. only nonzero status would BUG. */
ret = dlm_add_migration_mle(dlm, res, mle, &oldmle,
name, namelen,
migrate->new_master,
migrate->master);
-unlock:
spin_unlock(&dlm->master_lock);
+unlock:
spin_unlock(&dlm->spinlock);
if (oldmle) {
diff --git a/fs/ocfs2/dlm/dlmrecovery.c b/fs/ocfs2/dlm/dlmrecovery.c
index 9dfaac7..aaaffbc 100644
--- a/fs/ocfs2/dlm/dlmrecovery.c
+++ b/fs/ocfs2/dlm/dlmrecovery.c
@@ -1997,6 +1997,8 @@ void dlm_move_lockres_to_recovery_list(struct dlm_ctxt *dlm,
struct list_head *queue;
struct dlm_lock *lock, *next;
+ assert_spin_locked(&dlm->spinlock);
+ assert_spin_locked(&res->spinlock);
res->state |= DLM_LOCK_RES_RECOVERING;
if (!list_empty(&res->recovering)) {
mlog(0,
@@ -2326,19 +2328,15 @@ static void dlm_do_local_recovery_cleanup(struct dlm_ctxt *dlm, u8 dead_node)
/* zero the lvb if necessary */
dlm_revalidate_lvb(dlm, res, dead_node);
if (res->owner == dead_node) {
- if (res->state & DLM_LOCK_RES_DROPPING_REF)
- mlog(0, "%s:%.*s: owned by "
- "dead node %u, this node was "
- "dropping its ref when it died. "
- "continue, dropping the flag.\n",
- dlm->name, res->lockname.len,
- res->lockname.name, dead_node);
-
- /* the wake_up for this will happen when the
- * RECOVERING flag is dropped later */
- res->state &= ~DLM_LOCK_RES_DROPPING_REF;
+ if (res->state & DLM_LOCK_RES_DROPPING_REF) {
+ mlog(ML_NOTICE, "Ignore %.*s for "
+ "recovery as it is being freed\n",
+ res->lockname.len,
+ res->lockname.name);
+ } else
+ dlm_move_lockres_to_recovery_list(dlm,
+ res);
- dlm_move_lockres_to_recovery_list(dlm, res);
} else if (res->owner == dlm->node_num) {
dlm_free_dead_locks(dlm, res, dead_node);
__dlm_lockres_calc_usage(dlm, res);
diff --git a/fs/ocfs2/dlm/dlmthread.c b/fs/ocfs2/dlm/dlmthread.c
index d4f73ca..2211acf 100644
--- a/fs/ocfs2/dlm/dlmthread.c
+++ b/fs/ocfs2/dlm/dlmthread.c
@@ -92,19 +92,27 @@ int __dlm_lockres_has_locks(struct dlm_lock_resource *res)
* truly ready to be freed. */
int __dlm_lockres_unused(struct dlm_lock_resource *res)
{
- if (!__dlm_lockres_has_locks(res) &&
- (list_empty(&res->dirty) && !(res->state & DLM_LOCK_RES_DIRTY))) {
- /* try not to scan the bitmap unless the first two
- * conditions are already true */
- int bit = find_next_bit(res->refmap, O2NM_MAX_NODES, 0);
- if (bit >= O2NM_MAX_NODES) {
- /* since the bit for dlm->node_num is not
- * set, inflight_locks better be zero */
- BUG_ON(res->inflight_locks != 0);
- return 1;
- }
- }
- return 0;
+ int bit;
+
+ if (__dlm_lockres_has_locks(res))
+ return 0;
+
+ if (!list_empty(&res->dirty) || res->state & DLM_LOCK_RES_DIRTY)
+ return 0;
+
+ if (res->state & DLM_LOCK_RES_RECOVERING)
+ return 0;
+
+ bit = find_next_bit(res->refmap, O2NM_MAX_NODES, 0);
+ if (bit < O2NM_MAX_NODES)
+ return 0;
+
+ /*
+ * since the bit for dlm->node_num is not set, inflight_locks better
+ * be zero
+ */
+ BUG_ON(res->inflight_locks != 0);
+ return 1;
}
@@ -152,45 +160,25 @@ void dlm_lockres_calc_usage(struct dlm_ctxt *dlm,
spin_unlock(&dlm->spinlock);
}
-static int dlm_purge_lockres(struct dlm_ctxt *dlm,
+static void dlm_purge_lockres(struct dlm_ctxt *dlm,
struct dlm_lock_resource *res)
{
int master;
int ret = 0;
- spin_lock(&res->spinlock);
- if (!__dlm_lockres_unused(res)) {
- mlog(0, "%s:%.*s: tried to purge but not unused\n",
- dlm->name, res->lockname.len, res->lockname.name);
- __dlm_print_one_lock_resource(res);
- spin_unlock(&res->spinlock);
- BUG();
- }
-
- if (res->state & DLM_LOCK_RES_MIGRATING) {
- mlog(0, "%s:%.*s: Delay dropref as this lockres is "
- "being remastered\n", dlm->name, res->lockname.len,
- res->lockname.name);
- /* Re-add the lockres to the end of the purge list */
- if (!list_empty(&res->purge)) {
- list_del_init(&res->purge);
- list_add_tail(&res->purge, &dlm->purge_list);
- }
- spin_unlock(&res->spinlock);
- return 0;
- }
+ assert_spin_locked(&dlm->spinlock);
+ assert_spin_locked(&res->spinlock);
master = (res->owner == dlm->node_num);
- if (!master)
- res->state |= DLM_LOCK_RES_DROPPING_REF;
- spin_unlock(&res->spinlock);
mlog(0, "purging lockres %.*s, master = %d\n", res->lockname.len,
res->lockname.name, master);
if (!master) {
+ res->state |= DLM_LOCK_RES_DROPPING_REF;
/* drop spinlock... retake below */
+ spin_unlock(&res->spinlock);
spin_unlock(&dlm->spinlock);
spin_lock(&res->spinlock);
@@ -208,31 +196,35 @@ static int dlm_purge_lockres(struct dlm_ctxt *dlm,
mlog(0, "%s:%.*s: dlm_deref_lockres returned %d\n",
dlm->name, res->lockname.len, res->lockname.name, ret);
spin_lock(&dlm->spinlock);
+ spin_lock(&res->spinlock);
}
- spin_lock(&res->spinlock);
if (!list_empty(&res->purge)) {
mlog(0, "removing lockres %.*s:%p from purgelist, "
"master = %d\n", res->lockname.len, res->lockname.name,
res, master);
list_del_init(&res->purge);
- spin_unlock(&res->spinlock);
dlm_lockres_put(res);
dlm->purge_count--;
- } else
- spin_unlock(&res->spinlock);
+ }
+
+ if (!__dlm_lockres_unused(res)) {
+ mlog(ML_ERROR, "found lockres %s:%.*s: in use after deref\n",
+ dlm->name, res->lockname.len, res->lockname.name);
+ __dlm_print_one_lock_resource(res);
+ BUG();
+ }
__dlm_unhash_lockres(res);
/* lockres is not in the hash now. drop the flag and wake up
* any processes waiting in dlm_get_lock_resource. */
if (!master) {
- spin_lock(&res->spinlock);
res->state &= ~DLM_LOCK_RES_DROPPING_REF;
spin_unlock(&res->spinlock);
wake_up(&res->wq);
- }
- return 0;
+ } else
+ spin_unlock(&res->spinlock);
}
static void dlm_run_purge_list(struct dlm_ctxt *dlm,
@@ -251,17 +243,7 @@ static void dlm_run_purge_list(struct dlm_ctxt *dlm,
lockres = list_entry(dlm->purge_list.next,
struct dlm_lock_resource, purge);
- /* Status of the lockres *might* change so double
- * check. If the lockres is unused, holding the dlm
- * spinlock will prevent people from getting and more
- * refs on it -- there's no need to keep the lockres
- * spinlock. */
spin_lock(&lockres->spinlock);
- unused = __dlm_lockres_unused(lockres);
- spin_unlock(&lockres->spinlock);
-
- if (!unused)
- continue;
purge_jiffies = lockres->last_used +
msecs_to_jiffies(DLM_PURGE_INTERVAL_MS);
@@ -273,15 +255,29 @@ static void dlm_run_purge_list(struct dlm_ctxt *dlm,
* in tail order, we can stop at the first
* unpurgable resource -- anyone added after
* him will have a greater last_used value */
+ spin_unlock(&lockres->spinlock);
break;
}
+ /* Status of the lockres *might* change so double
+ * check. If the lockres is unused, holding the dlm
+ * spinlock will prevent people from getting and more
+ * refs on it. */
+ unused = __dlm_lockres_unused(lockres);
+ if (!unused ||
+ (lockres->state & DLM_LOCK_RES_MIGRATING)) {
+ mlog(0, "lockres %s:%.*s: is in use or "
+ "being remastered, used %d, state %d\n",
+ dlm->name, lockres->lockname.len,
+ lockres->lockname.name, !unused, lockres->state);
+ list_move_tail(&dlm->purge_list, &lockres->purge);
+ spin_unlock(&lockres->spinlock);
+ continue;
+ }
+
dlm_lockres_get(lockres);
- /* This may drop and reacquire the dlm spinlock if it
- * has to do migration. */
- if (dlm_purge_lockres(dlm, lockres))
- BUG();
+ dlm_purge_lockres(dlm, lockres);
dlm_lockres_put(lockres);
diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c
index 3ac5aa7..73a11cc 100644
--- a/fs/ocfs2/refcounttree.c
+++ b/fs/ocfs2/refcounttree.c
@@ -2436,16 +2436,26 @@ static int ocfs2_calc_refcount_meta_credits(struct super_block *sb,
len = min((u64)cpos + clusters, le64_to_cpu(rec.r_cpos) +
le32_to_cpu(rec.r_clusters)) - cpos;
/*
- * If the refcount rec already exist, cool. We just need
- * to check whether there is a split. Otherwise we just need
- * to increase the refcount.
- * If we will insert one, increases recs_add.
- *
* We record all the records which will be inserted to the
* same refcount block, so that we can tell exactly whether
* we need a new refcount block or not.
+ *
+ * If we will insert a new one, this is easy and only happens
+ * during adding refcounted flag to the extent, so we don't
+ * have a chance of spliting. We just need one record.
+ *
+ * If the refcount rec already exists, that would be a little
+ * complicated. we may have to:
+ * 1) split at the beginning if the start pos isn't aligned.
+ * we need 1 more record in this case.
+ * 2) split int the end if the end pos isn't aligned.
+ * we need 1 more record in this case.
+ * 3) split in the middle because of file system fragmentation.
+ * we need 2 more records in this case(we can't detect this
+ * beforehand, so always think of the worst case).
*/
if (rec.r_refcount) {
+ recs_add += 2;
/* Check whether we need a split at the beginning. */
if (cpos == start_cpos &&
cpos != le64_to_cpu(rec.r_cpos))
diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h
index e5039a2..103f08a 100644
--- a/include/acpi/platform/aclinux.h
+++ b/include/acpi/platform/aclinux.h
@@ -148,13 +148,17 @@ static inline void *acpi_os_acquire_object(acpi_cache_t * cache)
#define ACPI_ALLOCATE_ZEROED(a) acpi_os_allocate_zeroed(a)
#define ACPI_FREE(a) kfree(a)
-/* Used within ACPICA to show where it is safe to preempt execution */
-#include <linux/hardirq.h>
+#ifndef CONFIG_PREEMPT
+/*
+ * Used within ACPICA to show where it is safe to preempt execution
+ * when CONFIG_PREEMPT=n
+ */
#define ACPI_PREEMPTION_POINT() \
do { \
- if (!in_atomic_preempt_off() && !irqs_disabled()) \
+ if (!irqs_disabled()) \
cond_resched(); \
} while (0)
+#endif
#endif /* __KERNEL__ */
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index b8bb9a6..ee7e258 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -134,7 +134,7 @@ struct vm_area_struct {
within vm_mm. */
/* linked list of VM areas per task, sorted by address */
- struct vm_area_struct *vm_next;
+ struct vm_area_struct *vm_next, *vm_prev;
pgprot_t vm_page_prot; /* Access permissions of this VMA. */
unsigned long vm_flags; /* Flags, see mm.h. */
diff --git a/include/linux/mtd/flashchip.h b/include/linux/mtd/flashchip.h
index f43e9b4..23cc10f 100644
--- a/include/linux/mtd/flashchip.h
+++ b/include/linux/mtd/flashchip.h
@@ -92,7 +92,7 @@ struct flchip {
/* This is used to handle contention on write/erase operations
between partitions of the same physical chip. */
struct flchip_shared {
- spinlock_t lock;
+ struct mutex lock;
struct flchip *writing;
struct flchip *erasing;
};
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index f89e7fd..eb674b7 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -169,6 +169,7 @@ struct skb_shared_hwtstamps {
* @software: generate software time stamp
* @in_progress: device driver is going to provide
* hardware time stamp
+ * @prevent_sk_orphan: make sk reference available on driver level
* @flags: all shared_tx flags
*
* These flags are attached to packets as part of the
@@ -178,7 +179,8 @@ union skb_shared_tx {
struct {
__u8 hardware:1,
software:1,
- in_progress:1;
+ in_progress:1,
+ prevent_sk_orphan:1;
};
__u8 flags;
};
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 931078b..7802a24 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -552,6 +552,9 @@ static inline void tty_audit_push_task(struct task_struct *tsk,
}
#endif
+/* tty_io.c */
+extern int __init tty_init(void);
+
/* tty_ioctl.c */
extern int n_tty_ioctl_helper(struct tty_struct *tty, struct file *file,
unsigned int cmd, unsigned long arg);
diff --git a/include/sound/emu10k1.h b/include/sound/emu10k1.h
index 6a664c3..7dc97d1 100644
--- a/include/sound/emu10k1.h
+++ b/include/sound/emu10k1.h
@@ -1707,6 +1707,7 @@ struct snd_emu10k1 {
unsigned int card_type; /* EMU10K1_CARD_* */
unsigned int ecard_ctrl; /* ecard control bits */
unsigned long dma_mask; /* PCI DMA mask */
+ unsigned int delay_pcm_irq; /* in samples */
int max_cache_pages; /* max memory size / PAGE_SIZE */
struct snd_dma_buffer silent_page; /* silent page */
struct snd_dma_buffer ptb_pages; /* page table pages */
diff --git a/include/trace/events/timer.h b/include/trace/events/timer.h
index 9496b96..fa8223a 100644
--- a/include/trace/events/timer.h
+++ b/include/trace/events/timer.h
@@ -74,14 +74,16 @@ TRACE_EVENT(timer_expire_entry,
TP_STRUCT__entry(
__field( void *, timer )
__field( unsigned long, now )
+ __field( void *, function)
),
TP_fast_assign(
__entry->timer = timer;
__entry->now = jiffies;
+ __entry->function = timer->function;
),
- TP_printk("timer=%p now=%lu", __entry->timer, __entry->now)
+ TP_printk("timer=%p function=%pf now=%lu", __entry->timer, __entry->function,__entry->now)
);
/**
@@ -213,14 +215,16 @@ TRACE_EVENT(hrtimer_expire_entry,
TP_STRUCT__entry(
__field( void *, hrtimer )
__field( s64, now )
+ __field( void *, function)
),
TP_fast_assign(
__entry->hrtimer = hrtimer;
__entry->now = now->tv64;
+ __entry->function = hrtimer->function;
),
- TP_printk("hrtimer=%p now=%llu", __entry->hrtimer,
+ TP_printk("hrtimer=%p function=%pf now=%llu", __entry->hrtimer, __entry->function,
(unsigned long long)ktime_to_ns((ktime_t) { .tv64 = __entry->now }))
);
diff --git a/kernel/fork.c b/kernel/fork.c
index b6cce14..e96c0cd 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -300,7 +300,7 @@ out:
#ifdef CONFIG_MMU
static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
{
- struct vm_area_struct *mpnt, *tmp, **pprev;
+ struct vm_area_struct *mpnt, *tmp, *prev, **pprev;
struct rb_node **rb_link, *rb_parent;
int retval;
unsigned long charge;
@@ -328,6 +328,7 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
if (retval)
goto out;
+ prev = NULL;
for (mpnt = oldmm->mmap; mpnt; mpnt = mpnt->vm_next) {
struct file *file;
@@ -359,7 +360,7 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
goto fail_nomem_anon_vma_fork;
tmp->vm_flags &= ~VM_LOCKED;
tmp->vm_mm = mm;
- tmp->vm_next = NULL;
+ tmp->vm_next = tmp->vm_prev = NULL;
file = tmp->vm_file;
if (file) {
struct inode *inode = file->f_path.dentry->d_inode;
@@ -392,6 +393,8 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
*/
*pprev = tmp;
pprev = &tmp->vm_next;
+ tmp->vm_prev = prev;
+ prev = tmp;
__vma_link_rb(mm, tmp, rb_link, rb_parent);
rb_link = &tmp->vm_rb.rb_right;
diff --git a/kernel/sched.c b/kernel/sched.c
index 63b4a14..6d0dbeb 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -3694,8 +3694,16 @@ int mutex_spin_on_owner(struct mutex *lock, struct thread_info *owner)
/*
* Owner changed, break to re-assess state.
*/
- if (lock->owner != owner)
+ if (lock->owner != owner) {
+ /*
+ * If the lock has switched to a different owner,
+ * we likely have heavy contention. Return 0 to quit
+ * optimistic spinning and not contend further:
+ */
+ if (lock->owner)
+ return 0;
break;
+ }
/*
* Is that owner really running on that cpu?
diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index caf8d4d..b87c22f 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -736,6 +736,7 @@ static void timekeeping_adjust(s64 offset)
static cycle_t logarithmic_accumulation(cycle_t offset, int shift)
{
u64 nsecps = (u64)NSEC_PER_SEC << timekeeper.shift;
+ u64 raw_nsecs;
/* If the offset is smaller then a shifted interval, do nothing */
if (offset < timekeeper.cycle_interval<<shift)
@@ -752,12 +753,15 @@ static cycle_t logarithmic_accumulation(cycle_t offset, int shift)
second_overflow();
}
- /* Accumulate into raw time */
- raw_time.tv_nsec += timekeeper.raw_interval << shift;;
- while (raw_time.tv_nsec >= NSEC_PER_SEC) {
- raw_time.tv_nsec -= NSEC_PER_SEC;
- raw_time.tv_sec++;
+ /* Accumulate raw time */
+ raw_nsecs = timekeeper.raw_interval << shift;
+ raw_nsecs += raw_time.tv_nsec;
+ if (raw_nsecs >= NSEC_PER_SEC) {
+ u64 raw_secs = raw_nsecs;
+ raw_nsecs = do_div(raw_secs, NSEC_PER_SEC);
+ raw_time.tv_sec += raw_secs;
}
+ raw_time.tv_nsec = raw_nsecs;
/* Accumulate error between NTP and clock interval */
timekeeper.ntp_error += tick_length << shift;
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index 1da7b6e..5ec8f1d 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -3868,6 +3868,9 @@ int ring_buffer_read_page(struct ring_buffer *buffer,
rpos = reader->read;
pos += size;
+ if (rpos >= commit)
+ break;
+
event = rb_reader_event(cpu_buffer);
size = rb_event_length(event);
} while (len > size);
diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c
index 79f4bac..b4c179a 100644
--- a/kernel/trace/trace_functions_graph.c
+++ b/kernel/trace/trace_functions_graph.c
@@ -507,7 +507,15 @@ get_return_for_leaf(struct trace_iterator *iter,
* if the output fails.
*/
data->ent = *curr;
- data->ret = *next;
+ /*
+ * If the next event is not a return type, then
+ * we only care about what type it is. Otherwise we can
+ * safely copy the entire event.
+ */
+ if (next->ent.type == TRACE_GRAPH_RET)
+ data->ret = *next;
+ else
+ data->ret.ent.type = next->ent.type;
}
}
diff --git a/mm/memory.c b/mm/memory.c
index 307bf77..53cf85d 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2770,11 +2770,18 @@ static inline int check_stack_guard_page(struct vm_area_struct *vma, unsigned lo
{
address &= PAGE_MASK;
if ((vma->vm_flags & VM_GROWSDOWN) && address == vma->vm_start) {
- address -= PAGE_SIZE;
- if (find_vma(vma->vm_mm, address) != vma)
- return -ENOMEM;
+ struct vm_area_struct *prev = vma->vm_prev;
+
+ /*
+ * Is there a mapping abutting this one below?
+ *
+ * That's only ok if it's the same stack mapping
+ * that has gotten split..
+ */
+ if (prev && prev->vm_end == address)
+ return prev->vm_flags & VM_GROWSDOWN ? 0 : -ENOMEM;
- expand_stack(vma, address);
+ expand_stack(vma, address - PAGE_SIZE);
}
return 0;
}
diff --git a/mm/mlock.c b/mm/mlock.c
index 49e5e4c..cbae7c5 100644
--- a/mm/mlock.c
+++ b/mm/mlock.c
@@ -135,6 +135,19 @@ void munlock_vma_page(struct page *page)
}
}
+/* Is the vma a continuation of the stack vma above it? */
+static inline int vma_stack_continue(struct vm_area_struct *vma, unsigned long addr)
+{
+ return vma && (vma->vm_end == addr) && (vma->vm_flags & VM_GROWSDOWN);
+}
+
+static inline int stack_guard_page(struct vm_area_struct *vma, unsigned long addr)
+{
+ return (vma->vm_flags & VM_GROWSDOWN) &&
+ (vma->vm_start == addr) &&
+ !vma_stack_continue(vma->vm_prev, addr);
+}
+
/**
* __mlock_vma_pages_range() - mlock a range of pages in the vma.
* @vma: target vma
@@ -168,11 +181,9 @@ static long __mlock_vma_pages_range(struct vm_area_struct *vma,
gup_flags |= FOLL_WRITE;
/* We don't try to access the guard page of a stack vma */
- if (vma->vm_flags & VM_GROWSDOWN) {
- if (start == vma->vm_start) {
- start += PAGE_SIZE;
- nr_pages--;
- }
+ if (stack_guard_page(vma, start)) {
+ addr += PAGE_SIZE;
+ nr_pages--;
}
while (nr_pages > 0) {
diff --git a/mm/mmap.c b/mm/mmap.c
index 456ec6f..3867cfc 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -388,17 +388,23 @@ static inline void
__vma_link_list(struct mm_struct *mm, struct vm_area_struct *vma,
struct vm_area_struct *prev, struct rb_node *rb_parent)
{
+ struct vm_area_struct *next;
+
+ vma->vm_prev = prev;
if (prev) {
- vma->vm_next = prev->vm_next;
+ next = prev->vm_next;
prev->vm_next = vma;
} else {
mm->mmap = vma;
if (rb_parent)
- vma->vm_next = rb_entry(rb_parent,
+ next = rb_entry(rb_parent,
struct vm_area_struct, vm_rb);
else
- vma->vm_next = NULL;
+ next = NULL;
}
+ vma->vm_next = next;
+ if (next)
+ next->vm_prev = vma;
}
void __vma_link_rb(struct mm_struct *mm, struct vm_area_struct *vma,
@@ -485,7 +491,11 @@ static inline void
__vma_unlink(struct mm_struct *mm, struct vm_area_struct *vma,
struct vm_area_struct *prev)
{
- prev->vm_next = vma->vm_next;
+ struct vm_area_struct *next = vma->vm_next;
+
+ prev->vm_next = next;
+ if (next)
+ next->vm_prev = prev;
rb_erase(&vma->vm_rb, &mm->mm_rb);
if (mm->mmap_cache == vma)
mm->mmap_cache = prev;
@@ -1900,6 +1910,7 @@ detach_vmas_to_be_unmapped(struct mm_struct *mm, struct vm_area_struct *vma,
unsigned long addr;
insertion_point = (prev ? &prev->vm_next : &mm->mmap);
+ vma->vm_prev = NULL;
do {
rb_erase(&vma->vm_rb, &mm->mm_rb);
mm->map_count--;
@@ -1907,6 +1918,8 @@ detach_vmas_to_be_unmapped(struct mm_struct *mm, struct vm_area_struct *vma,
vma = vma->vm_next;
} while (vma && vma->vm_start < end);
*insertion_point = vma;
+ if (vma)
+ vma->vm_prev = prev;
tail_vma->vm_next = NULL;
if (mm->unmap_area == arch_unmap_area)
addr = prev ? prev->vm_end : mm->mmap_base;
diff --git a/mm/nommu.c b/mm/nommu.c
index b76f3ee..e48b38c 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -609,7 +609,7 @@ static void protect_vma(struct vm_area_struct *vma, unsigned long flags)
*/
static void add_vma_to_mm(struct mm_struct *mm, struct vm_area_struct *vma)
{
- struct vm_area_struct *pvma, **pp;
+ struct vm_area_struct *pvma, **pp, *next;
struct address_space *mapping;
struct rb_node **p, *parent;
@@ -669,8 +669,11 @@ static void add_vma_to_mm(struct mm_struct *mm, struct vm_area_struct *vma)
break;
}
- vma->vm_next = *pp;
+ next = *pp;
*pp = vma;
+ vma->vm_next = next;
+ if (next)
+ next->vm_prev = vma;
}
/*
diff --git a/mm/slab.c b/mm/slab.c
index e49f8f4..e4f747f 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -2331,8 +2331,8 @@ kmem_cache_create (const char *name, size_t size, size_t align,
}
#if FORCED_DEBUG && defined(CONFIG_DEBUG_PAGEALLOC)
if (size >= malloc_sizes[INDEX_L3 + 1].cs_size
- && cachep->obj_size > cache_line_size() && size < PAGE_SIZE) {
- cachep->obj_offset += PAGE_SIZE - size;
+ && cachep->obj_size > cache_line_size() && ALIGN(size, align) < PAGE_SIZE) {
+ cachep->obj_offset += PAGE_SIZE - ALIGN(size, align);
size = PAGE_SIZE;
}
#endif
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 753fc42..f49bcd9 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -22,7 +22,7 @@
#include <asm/uaccess.h>
#include "br_private.h"
-/* net device transmit always called with no BH (preempt_disabled) */
+/* net device transmit always called with BH disabled */
netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct net_bridge *br = netdev_priv(dev);
@@ -46,9 +46,12 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
skb_reset_mac_header(skb);
skb_pull(skb, ETH_HLEN);
+ rcu_read_lock();
if (is_multicast_ether_addr(dest)) {
- if (br_multicast_rcv(br, NULL, skb))
+ if (br_multicast_rcv(br, NULL, skb)) {
+ kfree_skb(skb);
goto out;
+ }
mdst = br_mdb_get(br, skb);
if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb))
@@ -61,6 +64,7 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
br_flood_deliver(br, skb);
out:
+ rcu_read_unlock();
return NETDEV_TX_OK;
}
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index b01dde3..7204ad3 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -214,7 +214,7 @@ void br_fdb_delete_by_port(struct net_bridge *br,
spin_unlock_bh(&br->hash_lock);
}
-/* No locking or refcounting, assumes caller has no preempt (rcu_read_lock) */
+/* No locking or refcounting, assumes caller has rcu_read_lock */
struct net_bridge_fdb_entry *__br_fdb_get(struct net_bridge *br,
const unsigned char *addr)
{
diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c
index d36e700..114365c 100644
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -37,7 +37,7 @@ static int br_pass_frame_up(struct sk_buff *skb)
netif_receive_skb);
}
-/* note: already called with rcu_read_lock (preempt_disabled) */
+/* note: already called with rcu_read_lock */
int br_handle_frame_finish(struct sk_buff *skb)
{
const unsigned char *dest = eth_hdr(skb)->h_dest;
@@ -108,7 +108,7 @@ drop:
goto out;
}
-/* note: already called with rcu_read_lock (preempt_disabled) */
+/* note: already called with rcu_read_lock */
static int br_handle_local_finish(struct sk_buff *skb)
{
struct net_bridge_port *p = rcu_dereference(skb->dev->br_port);
@@ -133,7 +133,7 @@ static inline int is_link_local(const unsigned char *dest)
/*
* Called via br_handle_frame_hook.
* Return NULL if skb is handled
- * note: already called with rcu_read_lock (preempt_disabled)
+ * note: already called with rcu_read_lock
*/
struct sk_buff *br_handle_frame(struct net_bridge_port *p, struct sk_buff *skb)
{
diff --git a/net/bridge/br_stp_bpdu.c b/net/bridge/br_stp_bpdu.c
index 217bd22..5854e82 100644
--- a/net/bridge/br_stp_bpdu.c
+++ b/net/bridge/br_stp_bpdu.c
@@ -131,7 +131,7 @@ void br_send_tcn_bpdu(struct net_bridge_port *p)
/*
* Called from llc.
*
- * NO locks, but rcu_read_lock (preempt_disabled)
+ * NO locks, but rcu_read_lock
*/
void br_stp_rcv(const struct stp_proto *proto, struct sk_buff *skb,
struct net_device *dev)
diff --git a/net/can/bcm.c b/net/can/bcm.c
index 9c65e9d..08ffe9e 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -60,6 +60,13 @@
#include <net/sock.h>
#include <net/net_namespace.h>
+/*
+ * To send multiple CAN frame content within TX_SETUP or to filter
+ * CAN messages with multiplex index within RX_SETUP, the number of
+ * different filters is limited to 256 due to the one byte index value.
+ */
+#define MAX_NFRAMES 256
+
/* use of last_frames[index].can_dlc */
#define RX_RECV 0x40 /* received data for this element */
#define RX_THR 0x80 /* element not been sent due to throttle feature */
@@ -89,16 +96,16 @@ struct bcm_op {
struct list_head list;
int ifindex;
canid_t can_id;
- int flags;
+ u32 flags;
unsigned long frames_abs, frames_filtered;
struct timeval ival1, ival2;
struct hrtimer timer, thrtimer;
struct tasklet_struct tsklet, thrtsklet;
ktime_t rx_stamp, kt_ival1, kt_ival2, kt_lastmsg;
int rx_ifindex;
- int count;
- int nframes;
- int currframe;
+ u32 count;
+ u32 nframes;
+ u32 currframe;
struct can_frame *frames;
struct can_frame *last_frames;
struct can_frame sframe;
@@ -175,7 +182,7 @@ static int bcm_proc_show(struct seq_file *m, void *v)
seq_printf(m, "rx_op: %03X %-5s ",
op->can_id, bcm_proc_getifname(ifname, op->ifindex));
- seq_printf(m, "[%d]%c ", op->nframes,
+ seq_printf(m, "[%u]%c ", op->nframes,
(op->flags & RX_CHECK_DLC)?'d':' ');
if (op->kt_ival1.tv64)
seq_printf(m, "timeo=%lld ",
@@ -198,7 +205,7 @@ static int bcm_proc_show(struct seq_file *m, void *v)
list_for_each_entry(op, &bo->tx_ops, list) {
- seq_printf(m, "tx_op: %03X %s [%d] ",
+ seq_printf(m, "tx_op: %03X %s [%u] ",
op->can_id,
bcm_proc_getifname(ifname, op->ifindex),
op->nframes);
@@ -283,7 +290,7 @@ static void bcm_send_to_user(struct bcm_op *op, struct bcm_msg_head *head,
struct can_frame *firstframe;
struct sockaddr_can *addr;
struct sock *sk = op->sk;
- int datalen = head->nframes * CFSIZ;
+ unsigned int datalen = head->nframes * CFSIZ;
int err;
skb = alloc_skb(sizeof(*head) + datalen, gfp_any());
@@ -468,7 +475,7 @@ rx_changed_settime:
* bcm_rx_cmp_to_index - (bit)compares the currently received data to formerly
* received data stored in op->last_frames[]
*/
-static void bcm_rx_cmp_to_index(struct bcm_op *op, int index,
+static void bcm_rx_cmp_to_index(struct bcm_op *op, unsigned int index,
const struct can_frame *rxdata)
{
/*
@@ -554,7 +561,8 @@ static enum hrtimer_restart bcm_rx_timeout_handler(struct hrtimer *hrtimer)
/*
* bcm_rx_do_flush - helper for bcm_rx_thr_flush
*/
-static inline int bcm_rx_do_flush(struct bcm_op *op, int update, int index)
+static inline int bcm_rx_do_flush(struct bcm_op *op, int update,
+ unsigned int index)
{
if ((op->last_frames) && (op->last_frames[index].can_dlc & RX_THR)) {
if (update)
@@ -575,7 +583,7 @@ static int bcm_rx_thr_flush(struct bcm_op *op, int update)
int updated = 0;
if (op->nframes > 1) {
- int i;
+ unsigned int i;
/* for MUX filter we start at index 1 */
for (i = 1; i < op->nframes; i++)
@@ -624,7 +632,7 @@ static void bcm_rx_handler(struct sk_buff *skb, void *data)
{
struct bcm_op *op = (struct bcm_op *)data;
const struct can_frame *rxframe = (struct can_frame *)skb->data;
- int i;
+ unsigned int i;
/* disable timeout */
hrtimer_cancel(&op->timer);
@@ -822,14 +830,15 @@ static int bcm_tx_setup(struct bcm_msg_head *msg_head, struct msghdr *msg,
{
struct bcm_sock *bo = bcm_sk(sk);
struct bcm_op *op;
- int i, err;
+ unsigned int i;
+ int err;
/* we need a real device to send frames */
if (!ifindex)
return -ENODEV;
- /* we need at least one can_frame */
- if (msg_head->nframes < 1)
+ /* check nframes boundaries - we need at least one can_frame */
+ if (msg_head->nframes < 1 || msg_head->nframes > MAX_NFRAMES)
return -EINVAL;
/* check the given can_id */
@@ -993,6 +1002,10 @@ static int bcm_rx_setup(struct bcm_msg_head *msg_head, struct msghdr *msg,
msg_head->nframes = 0;
}
+ /* the first element contains the mux-mask => MAX_NFRAMES + 1 */
+ if (msg_head->nframes > MAX_NFRAMES + 1)
+ return -EINVAL;
+
if ((msg_head->flags & RX_RTR_FRAME) &&
((msg_head->nframes != 1) ||
(!(msg_head->can_id & CAN_RTR_FLAG))))
diff --git a/net/can/raw.c b/net/can/raw.c
index da99cf1..1650599 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -655,6 +655,10 @@ static int raw_sendmsg(struct kiocb *iocb, struct socket *sock,
err = sock_tx_timestamp(msg, sk, skb_tx(skb));
if (err < 0)
goto free_skb;
+
+ /* to be able to check the received tx sock reference in raw_rcv() */
+ skb_tx(skb)->prevent_sk_orphan = 1;
+
skb->dev = dev;
skb->sk = sk;
diff --git a/net/core/dev.c b/net/core/dev.c
index 1f466e8..95cc486 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2504,6 +2504,7 @@ int netif_rx(struct sk_buff *skb)
struct rps_dev_flow voidflow, *rflow = &voidflow;
int cpu;
+ preempt_disable();
rcu_read_lock();
cpu = get_rps_cpu(skb->dev, skb, &rflow);
@@ -2513,6 +2514,7 @@ int netif_rx(struct sk_buff *skb)
ret = enqueue_to_backlog(skb, cpu, &rflow->last_qtail);
rcu_read_unlock();
+ preempt_enable();
}
#else
{
@@ -3064,7 +3066,7 @@ enum gro_result dev_gro_receive(struct napi_struct *napi, struct sk_buff *skb)
int mac_len;
enum gro_result ret;
- if (!(skb->dev->features & NETIF_F_GRO))
+ if (!(skb->dev->features & NETIF_F_GRO) || netpoll_rx_on(skb))
goto normal;
if (skb_is_gso(skb) || skb_has_frags(skb))
@@ -3133,7 +3135,7 @@ pull:
put_page(skb_shinfo(skb)->frags[0].page);
memmove(skb_shinfo(skb)->frags,
skb_shinfo(skb)->frags + 1,
- --skb_shinfo(skb)->nr_frags);
+ --skb_shinfo(skb)->nr_frags * sizeof(skb_frag_t));
}
}
@@ -3151,9 +3153,6 @@ __napi_gro_receive(struct napi_struct *napi, struct sk_buff *skb)
{
struct sk_buff *p;
- if (netpoll_rx_on(skb))
- return GRO_NORMAL;
-
for (p = napi->gro_list; p; p = p->next) {
NAPI_GRO_CB(p)->same_flow =
(p->dev == skb->dev) &&
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 65afeae..c259714 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2176,6 +2176,8 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
GFP_KERNEL);
if (cvp == NULL)
return -ENOMEM;
+
+ kref_init(&cvp->kref);
}
lock_sock(sk);
tp->rx_opt.cookie_in_always =
@@ -2190,12 +2192,11 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
*/
kref_put(&tp->cookie_values->kref,
tcp_cookie_values_release);
- kref_init(&cvp->kref);
- tp->cookie_values = cvp;
} else {
cvp = tp->cookie_values;
}
}
+
if (cvp != NULL) {
cvp->cookie_desired = ctd.tcpct_cookie_desired;
@@ -2209,6 +2210,8 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
cvp->s_data_desired = ctd.tcpct_s_data_desired;
cvp->s_data_constant = 0; /* false */
}
+
+ tp->cookie_values = cvp;
}
release_sock(sk);
return err;
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index a2eb965..54d7308 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1400,7 +1400,7 @@ static int netlink_recvmsg(struct kiocb *kiocb, struct socket *sock,
struct netlink_sock *nlk = nlk_sk(sk);
int noblock = flags&MSG_DONTWAIT;
size_t copied;
- struct sk_buff *skb, *frag __maybe_unused = NULL;
+ struct sk_buff *skb, *data_skb;
int err;
if (flags&MSG_OOB)
@@ -1412,45 +1412,35 @@ static int netlink_recvmsg(struct kiocb *kiocb, struct socket *sock,
if (skb == NULL)
goto out;
+ data_skb = skb;
+
#ifdef CONFIG_COMPAT_NETLINK_MESSAGES
if (unlikely(skb_shinfo(skb)->frag_list)) {
- bool need_compat = !!(flags & MSG_CMSG_COMPAT);
-
/*
- * If this skb has a frag_list, then here that means that
- * we will have to use the frag_list skb for compat tasks
- * and the regular skb for non-compat tasks.
+ * If this skb has a frag_list, then here that means that we
+ * will have to use the frag_list skb's data for compat tasks
+ * and the regular skb's data for normal (non-compat) tasks.
*
- * The skb might (and likely will) be cloned, so we can't
- * just reset frag_list and go on with things -- we need to
- * keep that. For the compat case that's easy -- simply get
- * a reference to the compat skb and free the regular one
- * including the frag. For the non-compat case, we need to
- * avoid sending the frag to the user -- so assign NULL but
- * restore it below before freeing the skb.
+ * If we need to send the compat skb, assign it to the
+ * 'data_skb' variable so that it will be used below for data
+ * copying. We keep 'skb' for everything else, including
+ * freeing both later.
*/
- if (need_compat) {
- struct sk_buff *compskb = skb_shinfo(skb)->frag_list;
- skb_get(compskb);
- kfree_skb(skb);
- skb = compskb;
- } else {
- frag = skb_shinfo(skb)->frag_list;
- skb_shinfo(skb)->frag_list = NULL;
- }
+ if (flags & MSG_CMSG_COMPAT)
+ data_skb = skb_shinfo(skb)->frag_list;
}
#endif
msg->msg_namelen = 0;
- copied = skb->len;
+ copied = data_skb->len;
if (len < copied) {
msg->msg_flags |= MSG_TRUNC;
copied = len;
}
- skb_reset_transport_header(skb);
- err = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);
+ skb_reset_transport_header(data_skb);
+ err = skb_copy_datagram_iovec(data_skb, 0, msg->msg_iov, copied);
if (msg->msg_name) {
struct sockaddr_nl *addr = (struct sockaddr_nl *)msg->msg_name;
@@ -1470,11 +1460,7 @@ static int netlink_recvmsg(struct kiocb *kiocb, struct socket *sock,
}
siocb->scm->creds = *NETLINK_CREDS(skb);
if (flags & MSG_TRUNC)
- copied = skb->len;
-
-#ifdef CONFIG_COMPAT_NETLINK_MESSAGES
- skb_shinfo(skb)->frag_list = frag;
-#endif
+ copied = data_skb->len;
skb_free_datagram(sk, skb);
diff --git a/net/sched/act_nat.c b/net/sched/act_nat.c
index 724553e..abbf4fa 100644
--- a/net/sched/act_nat.c
+++ b/net/sched/act_nat.c
@@ -218,6 +218,7 @@ static int tcf_nat(struct sk_buff *skb, struct tc_action *a,
if (!pskb_may_pull(skb, ihl + sizeof(*icmph) + sizeof(*iph)))
goto drop;
+ icmph = (void *)(skb_network_header(skb) + ihl);
iph = (void *)(icmph + 1);
if (egress)
addr = iph->daddr;
@@ -246,7 +247,7 @@ static int tcf_nat(struct sk_buff *skb, struct tc_action *a,
iph->saddr = new_addr;
inet_proto_csum_replace4(&icmph->checksum, skb, addr, new_addr,
- 1);
+ 0);
break;
}
default:
diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index c657628..a9be0ef 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -497,11 +497,22 @@ nla_put_failure:
return -1;
}
+static struct Qdisc *sfq_leaf(struct Qdisc *sch, unsigned long arg)
+{
+ return NULL;
+}
+
static unsigned long sfq_get(struct Qdisc *sch, u32 classid)
{
return 0;
}
+static unsigned long sfq_bind(struct Qdisc *sch, unsigned long parent,
+ u32 classid)
+{
+ return 0;
+}
+
static struct tcf_proto **sfq_find_tcf(struct Qdisc *sch, unsigned long cl)
{
struct sfq_sched_data *q = qdisc_priv(sch);
@@ -554,8 +565,10 @@ static void sfq_walk(struct Qdisc *sch, struct qdisc_walker *arg)
}
static const struct Qdisc_class_ops sfq_class_ops = {
+ .leaf = sfq_leaf,
.get = sfq_get,
.tcf_chain = sfq_find_tcf,
+ .bind_tcf = sfq_bind,
.dump = sfq_dump_class,
.dump_stats = sfq_dump_class_stats,
.walk = sfq_walk,
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index ef17fcf..e4be688 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -842,12 +842,18 @@ int cfg80211_mlme_action(struct cfg80211_registered_device *rdev,
return -EINVAL;
if (mgmt->u.action.category != WLAN_CATEGORY_PUBLIC) {
/* Verify that we are associated with the destination AP */
+ wdev_lock(wdev);
+
if (!wdev->current_bss ||
memcmp(wdev->current_bss->pub.bssid, mgmt->bssid,
ETH_ALEN) != 0 ||
memcmp(wdev->current_bss->pub.bssid, mgmt->da,
- ETH_ALEN) != 0)
+ ETH_ALEN) != 0) {
+ wdev_unlock(wdev);
return -ENOTCONN;
+ }
+ wdev_unlock(wdev);
+
}
if (memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0)
diff --git a/scripts/mkmakefile b/scripts/mkmakefile
index 67d59c7..5325423 100644
--- a/scripts/mkmakefile
+++ b/scripts/mkmakefile
@@ -44,7 +44,9 @@ all:
Makefile:;
-\$(all) %/: all
+\$(all): all
@:
+%/: all
+ @:
EOF
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 303ac04..1990918 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -981,6 +981,10 @@ static int snd_pcm_do_pause(struct snd_pcm_substream *substream, int push)
{
if (substream->runtime->trigger_master != substream)
return 0;
+ /* some drivers might use hw_ptr to recover from the pause -
+ update the hw_ptr now */
+ if (push)
+ snd_pcm_update_hw_ptr(substream);
/* The jiffies check in snd_pcm_update_hw_ptr*() is done by
* a delta betwen the current jiffies, this gives a large enough
* delta, effectively to skip the check once.
diff --git a/sound/pci/emu10k1/emu10k1.c b/sound/pci/emu10k1/emu10k1.c
index 4203782..aff8387 100644
--- a/sound/pci/emu10k1/emu10k1.c
+++ b/sound/pci/emu10k1/emu10k1.c
@@ -52,6 +52,7 @@ static int max_synth_voices[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 64};
static int max_buffer_size[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 128};
static int enable_ir[SNDRV_CARDS];
static uint subsystem[SNDRV_CARDS]; /* Force card subsystem model */
+static uint delay_pcm_irq[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for the EMU10K1 soundcard.");
@@ -73,6 +74,8 @@ module_param_array(enable_ir, bool, NULL, 0444);
MODULE_PARM_DESC(enable_ir, "Enable IR.");
module_param_array(subsystem, uint, NULL, 0444);
MODULE_PARM_DESC(subsystem, "Force card subsystem model.");
+module_param_array(delay_pcm_irq, uint, NULL, 0444);
+MODULE_PARM_DESC(delay_pcm_irq, "Delay PCM interrupt by specified number of samples (default 0).");
/*
* Class 0401: 1102:0008 (rev 00) Subsystem: 1102:1001 -> Audigy2 Value Model:SB0400
*/
@@ -127,6 +130,7 @@ static int __devinit snd_card_emu10k1_probe(struct pci_dev *pci,
&emu)) < 0)
goto error;
card->private_data = emu;
+ emu->delay_pcm_irq = delay_pcm_irq[dev] & 0x1f;
if ((err = snd_emu10k1_pcm(emu, 0, NULL)) < 0)
goto error;
if ((err = snd_emu10k1_pcm_mic(emu, 1, NULL)) < 0)
diff --git a/sound/pci/emu10k1/emupcm.c b/sound/pci/emu10k1/emupcm.c
index 55b83ef..622bace 100644
--- a/sound/pci/emu10k1/emupcm.c
+++ b/sound/pci/emu10k1/emupcm.c
@@ -332,7 +332,7 @@ static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
evoice->epcm->ccca_start_addr = start_addr + ccis;
if (extra) {
start_addr += ccis;
- end_addr += ccis;
+ end_addr += ccis + emu->delay_pcm_irq;
}
if (stereo && !extra) {
snd_emu10k1_ptr_write(emu, CPF, voice, CPF_STEREO_MASK);
@@ -360,7 +360,9 @@ static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
/* Assumption that PT is already 0 so no harm overwriting */
snd_emu10k1_ptr_write(emu, PTRX, voice, (send_amount[0] << 8) | send_amount[1]);
snd_emu10k1_ptr_write(emu, DSL, voice, end_addr | (send_amount[3] << 24));
- snd_emu10k1_ptr_write(emu, PSST, voice, start_addr | (send_amount[2] << 24));
+ snd_emu10k1_ptr_write(emu, PSST, voice,
+ (start_addr + (extra ? emu->delay_pcm_irq : 0)) |
+ (send_amount[2] << 24));
if (emu->card_capabilities->emu_model)
pitch_target = PITCH_48000; /* Disable interpolators on emu1010 card */
else
@@ -732,6 +734,23 @@ static void snd_emu10k1_playback_stop_voice(struct snd_emu10k1 *emu, struct snd_
snd_emu10k1_ptr_write(emu, IP, voice, 0);
}
+static inline void snd_emu10k1_playback_mangle_extra(struct snd_emu10k1 *emu,
+ struct snd_emu10k1_pcm *epcm,
+ struct snd_pcm_substream *substream,
+ struct snd_pcm_runtime *runtime)
+{
+ unsigned int ptr, period_pos;
+
+ /* try to sychronize the current position for the interrupt
+ source voice */
+ period_pos = runtime->status->hw_ptr - runtime->hw_ptr_interrupt;
+ period_pos %= runtime->period_size;
+ ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->extra->number);
+ ptr &= ~0x00ffffff;
+ ptr |= epcm->ccca_start_addr + period_pos;
+ snd_emu10k1_ptr_write(emu, CCCA, epcm->extra->number, ptr);
+}
+
static int snd_emu10k1_playback_trigger(struct snd_pcm_substream *substream,
int cmd)
{
@@ -753,6 +772,8 @@ static int snd_emu10k1_playback_trigger(struct snd_pcm_substream *substream,
/* follow thru */
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
case SNDRV_PCM_TRIGGER_RESUME:
+ if (cmd == SNDRV_PCM_TRIGGER_PAUSE_RELEASE)
+ snd_emu10k1_playback_mangle_extra(emu, epcm, substream, runtime);
mix = &emu->pcm_mixer[substream->number];
snd_emu10k1_playback_prepare_voice(emu, epcm->voices[0], 1, 0, mix);
snd_emu10k1_playback_prepare_voice(emu, epcm->voices[1], 0, 0, mix);
@@ -869,8 +890,9 @@ static snd_pcm_uframes_t snd_emu10k1_playback_pointer(struct snd_pcm_substream *
#endif
/*
printk(KERN_DEBUG
- "ptr = 0x%x, buffer_size = 0x%x, period_size = 0x%x\n",
- ptr, runtime->buffer_size, runtime->period_size);
+ "ptr = 0x%lx, buffer_size = 0x%lx, period_size = 0x%lx\n",
+ (long)ptr, (long)runtime->buffer_size,
+ (long)runtime->period_size);
*/
return ptr;
}
diff --git a/sound/pci/emu10k1/memory.c b/sound/pci/emu10k1/memory.c
index ffb1ddb..957a311 100644
--- a/sound/pci/emu10k1/memory.c
+++ b/sound/pci/emu10k1/memory.c
@@ -310,8 +310,10 @@ snd_emu10k1_alloc_pages(struct snd_emu10k1 *emu, struct snd_pcm_substream *subst
if (snd_BUG_ON(!hdr))
return NULL;
+ idx = runtime->period_size >= runtime->buffer_size ?
+ (emu->delay_pcm_irq * 2) : 0;
mutex_lock(&hdr->block_mutex);
- blk = search_empty(emu, runtime->dma_bytes);
+ blk = search_empty(emu, runtime->dma_bytes + idx);
if (blk == NULL) {
mutex_unlock(&hdr->block_mutex);
return NULL;
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 2bf2cb5..baadda4 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -2970,6 +2970,7 @@ static struct snd_pci_quirk cxt5066_cfg_tbl[] = {
SND_PCI_QUIRK(0x1028, 0x02f5, "Dell",
CXT5066_DELL_LAPTOP),
SND_PCI_QUIRK(0x152d, 0x0833, "OLPC XO-1.5", CXT5066_OLPC_XO_1_5),
+ SND_PCI_QUIRK(0x1028, 0x02d8, "Dell Vostro", CXT5066_DELL_VOSTO),
SND_PCI_QUIRK(0x1028, 0x0402, "Dell Vostro", CXT5066_DELL_VOSTO),
SND_PCI_QUIRK(0x1028, 0x0408, "Dell Inspiron One 19T", CXT5066_IDEAPAD),
SND_PCI_QUIRK(0x1179, 0xff50, "Toshiba Satellite P500-PSPGSC-01800T", CXT5066_OLPC_XO_1_5),
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index aa7cc51..6d9a542 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6864,6 +6864,7 @@ static int patch_alc260(struct hda_codec *codec)
spec->stream_analog_playback = &alc260_pcm_analog_playback;
spec->stream_analog_capture = &alc260_pcm_analog_capture;
+ spec->stream_analog_alt_capture = &alc260_pcm_analog_capture;
spec->stream_digital_playback = &alc260_pcm_digital_playback;
spec->stream_digital_capture = &alc260_pcm_digital_capture;
diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c
index 6433e65..4677492 100644
--- a/sound/pci/intel8x0.c
+++ b/sound/pci/intel8x0.c
@@ -1776,6 +1776,12 @@ static struct ac97_quirk ac97_quirks[] __devinitdata = {
},
{
.subvendor = 0x1014,
+ .subdevice = 0x0534,
+ .name = "ThinkPad X31",
+ .type = AC97_TUNE_INV_EAPD
+ },
+ {
+ .subvendor = 0x1014,
.subdevice = 0x1f00,
.name = "MS-9128",
.type = AC97_TUNE_ALC_JACK
diff --git a/sound/pci/riptide/riptide.c b/sound/pci/riptide/riptide.c
index ad44626..c737287 100644
--- a/sound/pci/riptide/riptide.c
+++ b/sound/pci/riptide/riptide.c
@@ -1224,15 +1224,14 @@ static int try_to_load_firmware(struct cmdif *cif, struct snd_riptide *chip)
firmware.firmware.ASIC, firmware.firmware.CODEC,
firmware.firmware.AUXDSP, firmware.firmware.PROG);
+ if (!chip)
+ return 1;
+
for (i = 0; i < FIRMWARE_VERSIONS; i++) {
if (!memcmp(&firmware_versions[i], &firmware, sizeof(firmware)))
- break;
- }
- if (i >= FIRMWARE_VERSIONS)
- return 0; /* no match */
+ return 1; /* OK */
- if (!chip)
- return 1; /* OK */
+ }
snd_printdd("Writing Firmware\n");
if (!chip->fw_entry) {
diff --git a/sound/soc/codecs/wm8580.c b/sound/soc/codecs/wm8580.c
index c3571ee..72deeab 100644
--- a/sound/soc/codecs/wm8580.c
+++ b/sound/soc/codecs/wm8580.c
@@ -269,9 +269,9 @@ SOC_DOUBLE("DAC2 Invert Switch", WM8580_DAC_CONTROL4, 2, 3, 1, 0),
SOC_DOUBLE("DAC3 Invert Switch", WM8580_DAC_CONTROL4, 4, 5, 1, 0),
SOC_SINGLE("DAC ZC Switch", WM8580_DAC_CONTROL5, 5, 1, 0),
-SOC_SINGLE("DAC1 Switch", WM8580_DAC_CONTROL5, 0, 1, 0),
-SOC_SINGLE("DAC2 Switch", WM8580_DAC_CONTROL5, 1, 1, 0),
-SOC_SINGLE("DAC3 Switch", WM8580_DAC_CONTROL5, 2, 1, 0),
+SOC_SINGLE("DAC1 Switch", WM8580_DAC_CONTROL5, 0, 1, 1),
+SOC_SINGLE("DAC2 Switch", WM8580_DAC_CONTROL5, 1, 1, 1),
+SOC_SINGLE("DAC3 Switch", WM8580_DAC_CONTROL5, 2, 1, 1),
SOC_DOUBLE("ADC Mute Switch", WM8580_ADC_CONTROL1, 0, 1, 1, 0),
SOC_SINGLE("ADC High-Pass Filter Switch", WM8580_ADC_CONTROL1, 4, 1, 0),
diff --git a/sound/soc/codecs/wm8776.c b/sound/soc/codecs/wm8776.c
index 4e212ed..f8154e6 100644
--- a/sound/soc/codecs/wm8776.c
+++ b/sound/soc/codecs/wm8776.c
@@ -178,13 +178,6 @@ static int wm8776_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
case SND_SOC_DAIFMT_LEFT_J:
iface |= 0x0001;
break;
- /* FIXME: CHECK A/B */
- case SND_SOC_DAIFMT_DSP_A:
- iface |= 0x0003;
- break;
- case SND_SOC_DAIFMT_DSP_B:
- iface |= 0x0007;
- break;
default:
return -EINVAL;
}
diff --git a/sound/soc/soc-cache.c b/sound/soc/soc-cache.c
index 472af38..adbc68c 100644
--- a/sound/soc/soc-cache.c
+++ b/sound/soc/soc-cache.c
@@ -340,7 +340,7 @@ static unsigned int snd_soc_16_8_read_i2c(struct snd_soc_codec *codec,
static unsigned int snd_soc_16_8_read(struct snd_soc_codec *codec,
unsigned int reg)
{
- u16 *cache = codec->reg_cache;
+ u8 *cache = codec->reg_cache;
reg &= 0xff;
if (reg >= codec->reg_cache_size)
@@ -351,7 +351,7 @@ static unsigned int snd_soc_16_8_read(struct snd_soc_codec *codec,
static int snd_soc_16_8_write(struct snd_soc_codec *codec, unsigned int reg,
unsigned int value)
{
- u16 *cache = codec->reg_cache;
+ u8 *cache = codec->reg_cache;
u8 data[3];
int ret;
--
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