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Message-Id: <1424772165-11749-2-git-send-email-luis.henriques@canonical.com>
Date: Tue, 24 Feb 2015 10:02:45 +0000
From: Luis Henriques <luis.henriques@...onical.com>
To: linux-kernel@...r.kernel.org, stable@...r.kernel.org,
kernel-team@...ts.ubuntu.com
Cc: lwn@....net
Subject: Re: [3.16.y-ckt stable] Linux 3.16.7-ckt7
diff --git a/Makefile b/Makefile
index cc7535a0f9d0..eff7a4bcda71 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 16
SUBLEVEL = 7
-EXTRAVERSION =-ckt6
+EXTRAVERSION =-ckt7
NAME = Museum of Fishiegoodies
# *DOCUMENTATION*
diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi
index 17b22e9cc2aa..e7c7b04abd99 100644
--- a/arch/arm/boot/dts/exynos4.dtsi
+++ b/arch/arm/boot/dts/exynos4.dtsi
@@ -334,7 +334,7 @@
};
i2s1: i2s@...60000 {
- compatible = "samsung,s5pv210-i2s";
+ compatible = "samsung,s3c6410-i2s";
reg = <0x13960000 0x100>;
clocks = <&clock CLK_I2S1>;
clock-names = "iis";
@@ -344,7 +344,7 @@
};
i2s2: i2s@...70000 {
- compatible = "samsung,s5pv210-i2s";
+ compatible = "samsung,s3c6410-i2s";
reg = <0x13970000 0x100>;
clocks = <&clock CLK_I2S2>;
clock-names = "iis";
diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c
index 6eb97b3a7481..4370933f16cd 100644
--- a/arch/arm/mm/context.c
+++ b/arch/arm/mm/context.c
@@ -144,21 +144,17 @@ static void flush_context(unsigned int cpu)
/* Update the list of reserved ASIDs and the ASID bitmap. */
bitmap_clear(asid_map, 0, NUM_USER_ASIDS);
for_each_possible_cpu(i) {
- if (i == cpu) {
- asid = 0;
- } else {
- asid = atomic64_xchg(&per_cpu(active_asids, i), 0);
- /*
- * If this CPU has already been through a
- * rollover, but hasn't run another task in
- * the meantime, we must preserve its reserved
- * ASID, as this is the only trace we have of
- * the process it is still running.
- */
- if (asid == 0)
- asid = per_cpu(reserved_asids, i);
- __set_bit(asid & ~ASID_MASK, asid_map);
- }
+ asid = atomic64_xchg(&per_cpu(active_asids, i), 0);
+ /*
+ * If this CPU has already been through a
+ * rollover, but hasn't run another task in
+ * the meantime, we must preserve its reserved
+ * ASID, as this is the only trace we have of
+ * the process it is still running.
+ */
+ if (asid == 0)
+ asid = per_cpu(reserved_asids, i);
+ __set_bit(asid & ~ASID_MASK, asid_map);
per_cpu(reserved_asids, i) = asid;
}
diff --git a/arch/arm64/include/asm/cputype.h b/arch/arm64/include/asm/cputype.h
index 27f54a7cc81b..ad08bc71fad8 100644
--- a/arch/arm64/include/asm/cputype.h
+++ b/arch/arm64/include/asm/cputype.h
@@ -78,6 +78,8 @@ static inline u32 __attribute_const__ read_cpuid_cachetype(void)
return read_cpuid(CTR_EL0);
}
+void cpuinfo_store_cpu(void);
+
#endif /* __ASSEMBLY__ */
#endif
diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
index 209070d08ee3..37655ae949b5 100644
--- a/arch/arm64/kernel/setup.c
+++ b/arch/arm64/kernel/setup.c
@@ -43,6 +43,7 @@
#include <linux/of_fdt.h>
#include <linux/of_platform.h>
#include <linux/efi.h>
+#include <linux/personality.h>
#include <asm/fixmap.h>
#include <asm/cputype.h>
@@ -78,7 +79,6 @@ unsigned int compat_elf_hwcap2 __read_mostly;
#endif
static const char *cpu_name;
-static const char *machine_name;
phys_addr_t __fdt_pointer __initdata;
/*
@@ -198,6 +198,19 @@ static void __init smp_build_mpidr_hash(void)
}
#endif
+struct cpuinfo_arm64 {
+ struct cpu cpu;
+ u32 reg_midr;
+};
+
+static DEFINE_PER_CPU(struct cpuinfo_arm64, cpu_data);
+
+void cpuinfo_store_cpu(void)
+{
+ struct cpuinfo_arm64 *info = this_cpu_ptr(&cpu_data);
+ info->reg_midr = read_cpuid_id();
+}
+
static void __init setup_processor(void)
{
struct cpu_info *cpu_info;
@@ -220,6 +233,8 @@ static void __init setup_processor(void)
sprintf(init_utsname()->machine, ELF_PLATFORM);
elf_hwcap = 0;
+ cpuinfo_store_cpu();
+
/*
* Check for sane CTR_EL0.CWG value.
*/
@@ -308,8 +323,6 @@ static void __init setup_machine_fdt(phys_addr_t dt_phys)
while (true)
cpu_relax();
}
-
- machine_name = of_flat_dt_get_machine_name();
}
/*
@@ -419,14 +432,12 @@ static int __init arm64_device_init(void)
}
arch_initcall_sync(arm64_device_init);
-static DEFINE_PER_CPU(struct cpu, cpu_data);
-
static int __init topology_init(void)
{
int i;
for_each_possible_cpu(i) {
- struct cpu *cpu = &per_cpu(cpu_data, i);
+ struct cpu *cpu = &per_cpu(cpu_data.cpu, i);
cpu->hotpluggable = 1;
register_cpu(cpu, i);
}
@@ -447,14 +458,41 @@ static const char *hwcap_str[] = {
NULL
};
+#ifdef CONFIG_COMPAT
+static const char *compat_hwcap_str[] = {
+ "swp",
+ "half",
+ "thumb",
+ "26bit",
+ "fastmult",
+ "fpa",
+ "vfp",
+ "edsp",
+ "java",
+ "iwmmxt",
+ "crunch",
+ "thumbee",
+ "neon",
+ "vfpv3",
+ "vfpv3d16",
+ "tls",
+ "vfpv4",
+ "idiva",
+ "idivt",
+ "vfpd32",
+ "lpae",
+ "evtstrm"
+};
+#endif /* CONFIG_COMPAT */
+
static int c_show(struct seq_file *m, void *v)
{
- int i;
-
- seq_printf(m, "Processor\t: %s rev %d (%s)\n",
- cpu_name, read_cpuid_id() & 15, ELF_PLATFORM);
+ int i, j;
for_each_online_cpu(i) {
+ struct cpuinfo_arm64 *cpuinfo = &per_cpu(cpu_data, i);
+ u32 midr = cpuinfo->reg_midr;
+
/*
* glibc reads /proc/cpuinfo to determine the number of
* online processors, looking for lines beginning with
@@ -463,24 +501,33 @@ static int c_show(struct seq_file *m, void *v)
#ifdef CONFIG_SMP
seq_printf(m, "processor\t: %d\n", i);
#endif
- }
-
- /* dump out the processor features */
- seq_puts(m, "Features\t: ");
-
- for (i = 0; hwcap_str[i]; i++)
- if (elf_hwcap & (1 << i))
- seq_printf(m, "%s ", hwcap_str[i]);
- seq_printf(m, "\nCPU implementer\t: 0x%02x\n", read_cpuid_id() >> 24);
- seq_printf(m, "CPU architecture: AArch64\n");
- seq_printf(m, "CPU variant\t: 0x%x\n", (read_cpuid_id() >> 20) & 15);
- seq_printf(m, "CPU part\t: 0x%03x\n", (read_cpuid_id() >> 4) & 0xfff);
- seq_printf(m, "CPU revision\t: %d\n", read_cpuid_id() & 15);
-
- seq_puts(m, "\n");
+ /*
+ * Dump out the common processor features in a single line.
+ * Userspace should read the hwcaps with getauxval(AT_HWCAP)
+ * rather than attempting to parse this, but there's a body of
+ * software which does already (at least for 32-bit).
+ */
+ seq_puts(m, "Features\t:");
+ if (personality(current->personality) == PER_LINUX32) {
+#ifdef CONFIG_COMPAT
+ for (j = 0; compat_hwcap_str[j]; j++)
+ if (compat_elf_hwcap & (1 << j))
+ seq_printf(m, " %s", compat_hwcap_str[j]);
+#endif /* CONFIG_COMPAT */
+ } else {
+ for (j = 0; hwcap_str[j]; j++)
+ if (elf_hwcap & (1 << j))
+ seq_printf(m, " %s", hwcap_str[j]);
+ }
+ seq_puts(m, "\n");
- seq_printf(m, "Hardware\t: %s\n", machine_name);
+ seq_printf(m, "CPU implementer\t: 0x%02x\n", (midr >> 24));
+ seq_printf(m, "CPU architecture: 8\n");
+ seq_printf(m, "CPU variant\t: 0x%x\n", ((midr >> 20) & 0xf));
+ seq_printf(m, "CPU part\t: 0x%03x\n", ((midr >> 4) & 0xfff));
+ seq_printf(m, "CPU revision\t: %d\n\n", (midr & 0xf));
+ }
return 0;
}
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
index 40f38f46c8e0..9df272c0d240 100644
--- a/arch/arm64/kernel/smp.c
+++ b/arch/arm64/kernel/smp.c
@@ -155,6 +155,11 @@ asmlinkage void secondary_start_kernel(void)
cpu_ops[cpu]->cpu_postboot();
/*
+ * Log the CPU info before it is marked online and might get read.
+ */
+ cpuinfo_store_cpu();
+
+ /*
* Enable GIC and timers.
*/
notify_cpu_starting(cpu);
diff --git a/arch/mips/kernel/irq_cpu.c b/arch/mips/kernel/irq_cpu.c
index e498f2b3646a..f5598e25e906 100644
--- a/arch/mips/kernel/irq_cpu.c
+++ b/arch/mips/kernel/irq_cpu.c
@@ -56,6 +56,8 @@ static struct irq_chip mips_cpu_irq_controller = {
.irq_mask_ack = mask_mips_irq,
.irq_unmask = unmask_mips_irq,
.irq_eoi = unmask_mips_irq,
+ .irq_disable = mask_mips_irq,
+ .irq_enable = unmask_mips_irq,
};
/*
@@ -92,6 +94,8 @@ static struct irq_chip mips_mt_cpu_irq_controller = {
.irq_mask_ack = mips_mt_cpu_irq_ack,
.irq_unmask = unmask_mips_irq,
.irq_eoi = unmask_mips_irq,
+ .irq_disable = mask_mips_irq,
+ .irq_enable = unmask_mips_irq,
};
void __init mips_cpu_irq_init(void)
diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c
index 9bad52ede903..9bc3561b6901 100644
--- a/arch/mips/kernel/smp.c
+++ b/arch/mips/kernel/smp.c
@@ -101,10 +101,10 @@ asmlinkage void start_secondary(void)
unsigned int cpu;
cpu_probe();
- cpu_report();
per_cpu_trap_init(false);
mips_clockevent_init();
mp_ops->init_secondary();
+ cpu_report();
/*
* XXX parity protection should be folded in here when it's converted
diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c
index 2e3d2bf536c5..665ff668d8ae 100644
--- a/arch/powerpc/kernel/ptrace.c
+++ b/arch/powerpc/kernel/ptrace.c
@@ -1769,6 +1769,7 @@ long arch_ptrace(struct task_struct *child, long request,
long do_syscall_trace_enter(struct pt_regs *regs)
{
long ret = 0;
+ int arch;
user_exit();
@@ -1786,15 +1787,20 @@ long do_syscall_trace_enter(struct pt_regs *regs)
if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT)))
trace_sys_enter(regs, regs->gpr[0]);
+ arch = is_32bit_task() ? AUDIT_ARCH_PPC : AUDIT_ARCH_PPC64;
+#ifdef __LITTLE_ENDIAN__
+ arch |= __AUDIT_ARCH_LE;
+#endif
+
#ifdef CONFIG_PPC64
if (!is_32bit_task())
- audit_syscall_entry(AUDIT_ARCH_PPC64,
+ audit_syscall_entry(arch,
regs->gpr[0],
regs->gpr[3], regs->gpr[4],
regs->gpr[5], regs->gpr[6]);
else
#endif
- audit_syscall_entry(AUDIT_ARCH_PPC,
+ audit_syscall_entry(arch,
regs->gpr[0],
regs->gpr[3] & 0xffffffff,
regs->gpr[4] & 0xffffffff,
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index eee371c996c2..a711a0d1ebc3 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1209,21 +1209,22 @@ void kvm_track_tsc_matching(struct kvm_vcpu *vcpu)
{
#ifdef CONFIG_X86_64
bool vcpus_matched;
- bool do_request = false;
struct kvm_arch *ka = &vcpu->kvm->arch;
struct pvclock_gtod_data *gtod = &pvclock_gtod_data;
vcpus_matched = (ka->nr_vcpus_matched_tsc + 1 ==
atomic_read(&vcpu->kvm->online_vcpus));
- if (vcpus_matched && gtod->clock.vclock_mode == VCLOCK_TSC)
- if (!ka->use_master_clock)
- do_request = 1;
-
- if (!vcpus_matched && ka->use_master_clock)
- do_request = 1;
-
- if (do_request)
+ /*
+ * Once the masterclock is enabled, always perform request in
+ * order to update it.
+ *
+ * In order to enable masterclock, the host clocksource must be TSC
+ * and the vcpus need to have matched TSCs. When that happens,
+ * perform request to enable masterclock.
+ */
+ if (ka->use_master_clock ||
+ (gtod->clock.vclock_mode == VCLOCK_TSC && vcpus_matched))
kvm_make_request(KVM_REQ_MASTERCLOCK_UPDATE, vcpu);
trace_kvm_track_tsc(vcpu->vcpu_id, ka->nr_vcpus_matched_tsc,
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 6d0e5472a5e5..dbd4abf66700 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -841,11 +841,8 @@ do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address,
unsigned int fault)
{
struct task_struct *tsk = current;
- struct mm_struct *mm = tsk->mm;
int code = BUS_ADRERR;
- up_read(&mm->mmap_sem);
-
/* Kernel mode? Handle exceptions or die: */
if (!(error_code & PF_USER)) {
no_context(regs, error_code, address, SIGBUS, BUS_ADRERR);
@@ -876,7 +873,6 @@ mm_fault_error(struct pt_regs *regs, unsigned long error_code,
unsigned long address, unsigned int fault)
{
if (fatal_signal_pending(current) && !(error_code & PF_USER)) {
- up_read(¤t->mm->mmap_sem);
no_context(regs, error_code, address, 0, 0);
return;
}
@@ -884,14 +880,11 @@ mm_fault_error(struct pt_regs *regs, unsigned long error_code,
if (fault & VM_FAULT_OOM) {
/* Kernel mode? Handle exceptions or die: */
if (!(error_code & PF_USER)) {
- up_read(¤t->mm->mmap_sem);
no_context(regs, error_code, address,
SIGSEGV, SEGV_MAPERR);
return;
}
- up_read(¤t->mm->mmap_sem);
-
/*
* We ran out of memory, call the OOM killer, and return the
* userspace (which will retry the fault, or kill us if we got
@@ -1227,6 +1220,7 @@ good_area:
return;
if (unlikely(fault & VM_FAULT_ERROR)) {
+ up_read(&mm->mmap_sem);
mm_fault_error(regs, error_code, address, fault);
return;
}
diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
index 059a76c29739..e3f365a9f319 100644
--- a/arch/x86/pci/common.c
+++ b/arch/x86/pci/common.c
@@ -448,6 +448,22 @@ static const struct dmi_system_id pciprobe_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "ftServer"),
},
},
+ {
+ .callback = set_scan_all,
+ .ident = "Stratus/NEC ftServer",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "NEC"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Express5800/R32"),
+ },
+ },
+ {
+ .callback = set_scan_all,
+ .ident = "Stratus/NEC ftServer",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "NEC"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Express5800/R31"),
+ },
+ },
{}
};
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
index a5075bb1c47f..c8398678ead4 100644
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -79,6 +79,7 @@ static const struct usb_device_id ath3k_table[] = {
{ USB_DEVICE(0x0489, 0xe057) },
{ USB_DEVICE(0x0489, 0xe056) },
{ USB_DEVICE(0x0489, 0xe05f) },
+ { USB_DEVICE(0x0489, 0xe078) },
{ USB_DEVICE(0x04c5, 0x1330) },
{ USB_DEVICE(0x04CA, 0x3004) },
{ USB_DEVICE(0x04CA, 0x3005) },
@@ -86,6 +87,7 @@ static const struct usb_device_id ath3k_table[] = {
{ USB_DEVICE(0x04CA, 0x3007) },
{ USB_DEVICE(0x04CA, 0x3008) },
{ USB_DEVICE(0x04CA, 0x300b) },
+ { USB_DEVICE(0x04CA, 0x3010) },
{ USB_DEVICE(0x0930, 0x0219) },
{ USB_DEVICE(0x0930, 0x0220) },
{ USB_DEVICE(0x0930, 0x0227) },
@@ -131,6 +133,7 @@ static const struct usb_device_id ath3k_blist_tbl[] = {
{ USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0489, 0xe05f), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x0489, 0xe078), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04c5, 0x1330), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 },
@@ -138,6 +141,7 @@ static const struct usb_device_id ath3k_blist_tbl[] = {
{ USB_DEVICE(0x04ca, 0x3007), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x04ca, 0x3010), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 },
@@ -170,6 +174,8 @@ static const struct usb_device_id ath3k_blist_tbl[] = {
#define USB_REQ_DFU_DNLOAD 1
#define BULK_SIZE 4096
#define FW_HDR_SIZE 20
+#define TIMEGAP_USEC_MIN 50
+#define TIMEGAP_USEC_MAX 100
static int ath3k_load_firmware(struct usb_device *udev,
const struct firmware *firmware)
@@ -201,6 +207,9 @@ static int ath3k_load_firmware(struct usb_device *udev,
pipe = usb_sndbulkpipe(udev, 0x02);
while (count) {
+ /* workaround the compatibility issue with xHCI controller*/
+ usleep_range(TIMEGAP_USEC_MIN, TIMEGAP_USEC_MAX);
+
size = min_t(uint, count, BULK_SIZE);
memcpy(send_buf, firmware->data + sent, size);
@@ -296,6 +305,9 @@ static int ath3k_load_fwfile(struct usb_device *udev,
count -= size;
while (count) {
+ /* workaround the compatibility issue with xHCI controller*/
+ usleep_range(TIMEGAP_USEC_MIN, TIMEGAP_USEC_MAX);
+
size = min_t(uint, count, BULK_SIZE);
pipe = usb_sndbulkpipe(udev, 0x02);
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 9ae597410c76..b7fa7ac76fdb 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -158,6 +158,7 @@ static const struct usb_device_id blacklist_table[] = {
{ USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0489, 0xe05f), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x0489, 0xe078), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04c5, 0x1330), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 },
@@ -165,6 +166,7 @@ static const struct usb_device_id blacklist_table[] = {
{ USB_DEVICE(0x04ca, 0x3007), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x04ca, 0x3010), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 },
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index b9b955530596..afdca5a6b2a6 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -911,6 +911,7 @@ int gpiod_export_link(struct device *dev, const char *name,
if (tdev != NULL) {
status = sysfs_create_link(&dev->kobj, &tdev->kobj,
name);
+ put_device(tdev);
} else {
status = -ENODEV;
}
@@ -959,6 +960,7 @@ int gpiod_sysfs_set_active_low(struct gpio_desc *desc, int value)
status = sysfs_set_active_low(desc, dev, value);
+ put_device(dev);
unlock:
mutex_unlock(&sysfs_lock);
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index bf25061c8ac4..13ac29b1fa0c 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -1000,6 +1000,9 @@ void radeon_compute_pll_avivo(struct radeon_pll *pll,
if (pll->flags & RADEON_PLL_USE_FRAC_FB_DIV &&
pll->flags & RADEON_PLL_USE_REF_DIV)
ref_div_max = pll->reference_div;
+ else if (pll->flags & RADEON_PLL_PREFER_MINM_OVER_MAXP)
+ /* fix for problems on RS880 */
+ ref_div_max = min(pll->max_ref_div, 7u);
else
ref_div_max = pll->max_ref_div;
diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c
index d09650c1d720..d41505cb35f1 100644
--- a/drivers/gpu/drm/radeon/radeon_gem.c
+++ b/drivers/gpu/drm/radeon/radeon_gem.c
@@ -140,7 +140,8 @@ int radeon_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_pri
struct radeon_bo_va *bo_va;
int r;
- if (rdev->family < CHIP_CAYMAN) {
+ if ((rdev->family < CHIP_CAYMAN) ||
+ (!rdev->accel_working)) {
return 0;
}
@@ -170,7 +171,8 @@ void radeon_gem_object_close(struct drm_gem_object *obj,
struct radeon_bo_va *bo_va;
int r;
- if (rdev->family < CHIP_CAYMAN) {
+ if ((rdev->family < CHIP_CAYMAN) ||
+ (!rdev->accel_working)) {
return;
}
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index b3758de7009a..b63094746b50 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -594,14 +594,14 @@ int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
return -ENOMEM;
}
- vm = &fpriv->vm;
- r = radeon_vm_init(rdev, vm);
- if (r) {
- kfree(fpriv);
- return r;
- }
-
if (rdev->accel_working) {
+ vm = &fpriv->vm;
+ r = radeon_vm_init(rdev, vm);
+ if (r) {
+ kfree(fpriv);
+ return r;
+ }
+
r = radeon_bo_reserve(rdev->ring_tmp_bo.bo, false);
if (r) {
radeon_vm_fini(rdev, vm);
@@ -659,9 +659,9 @@ void radeon_driver_postclose_kms(struct drm_device *dev,
radeon_vm_bo_rmv(rdev, vm->ib_bo_va);
radeon_bo_unreserve(rdev->ring_tmp_bo.bo);
}
+ radeon_vm_fini(rdev, vm);
}
- radeon_vm_fini(rdev, vm);
kfree(fpriv);
file_priv->driver_priv = NULL;
}
diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c
index abf8e2c876ac..0f6f966a8e50 100644
--- a/drivers/gpu/drm/radeon/radeon_vm.c
+++ b/drivers/gpu/drm/radeon/radeon_vm.c
@@ -711,9 +711,11 @@ static void radeon_vm_frag_ptes(struct radeon_device *rdev,
*/
/* NI is optimized for 256KB fragments, SI and newer for 64KB */
- uint64_t frag_flags = rdev->family == CHIP_CAYMAN ?
+ uint64_t frag_flags = ((rdev->family == CHIP_CAYMAN) ||
+ (rdev->family == CHIP_ARUBA)) ?
R600_PTE_FRAG_256KB : R600_PTE_FRAG_64KB;
- uint64_t frag_align = rdev->family == CHIP_CAYMAN ? 0x200 : 0x80;
+ uint64_t frag_align = ((rdev->family == CHIP_CAYMAN) ||
+ (rdev->family == CHIP_ARUBA)) ? 0x200 : 0x80;
uint64_t frag_start = ALIGN(pe_start, frag_align);
uint64_t frag_end = pe_end & ~(frag_align - 1);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
index b65272d7ea56..64e4fe4dd1ec 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
@@ -485,14 +485,7 @@ void vmw_fence_obj_flush(struct vmw_fence_obj *fence)
static void vmw_fence_destroy(struct vmw_fence_obj *fence)
{
- struct vmw_fence_manager *fman = fence->fman;
-
kfree(fence);
- /*
- * Free kernel space accounting.
- */
- ttm_mem_global_free(vmw_mem_glob(fman->dev_priv),
- fman->fence_size);
}
int vmw_fence_create(struct vmw_fence_manager *fman,
@@ -500,20 +493,12 @@ int vmw_fence_create(struct vmw_fence_manager *fman,
uint32_t mask,
struct vmw_fence_obj **p_fence)
{
- struct ttm_mem_global *mem_glob = vmw_mem_glob(fman->dev_priv);
struct vmw_fence_obj *fence;
int ret;
- ret = ttm_mem_global_alloc(mem_glob, fman->fence_size,
- false, false);
- if (unlikely(ret != 0))
- return ret;
-
fence = kzalloc(sizeof(*fence), GFP_KERNEL);
- if (unlikely(fence == NULL)) {
- ret = -ENOMEM;
- goto out_no_object;
- }
+ if (unlikely(fence == NULL))
+ return -ENOMEM;
ret = vmw_fence_obj_init(fman, fence, seqno, mask,
vmw_fence_destroy);
@@ -525,8 +510,6 @@ int vmw_fence_create(struct vmw_fence_manager *fman,
out_err_init:
kfree(fence);
-out_no_object:
- ttm_mem_global_free(mem_glob, fman->fence_size);
return ret;
}
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 222aa7521877..68a03d7f25ee 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -3204,6 +3204,11 @@ static void handle_stripe_dirtying(struct r5conf *conf,
(unsigned long long)sh->sector,
rcw, qread, test_bit(STRIPE_DELAYED, &sh->state));
}
+
+ if (rcw > disks && rmw > disks &&
+ !test_bit(STRIPE_PREREAD_ACTIVE, &sh->state))
+ set_bit(STRIPE_DELAYED, &sh->state);
+
/* now if nothing is locked, and if we have enough data,
* we can start a write request
*/
diff --git a/drivers/media/rc/ir-lirc-codec.c b/drivers/media/rc/ir-lirc-codec.c
index d731da6c414d..2af2326ab3d2 100644
--- a/drivers/media/rc/ir-lirc-codec.c
+++ b/drivers/media/rc/ir-lirc-codec.c
@@ -42,11 +42,17 @@ static int ir_lirc_decode(struct rc_dev *dev, struct ir_raw_event ev)
return -EINVAL;
/* Packet start */
- if (ev.reset)
- return 0;
+ if (ev.reset) {
+ /* Userspace expects a long space event before the start of
+ * the signal to use as a sync. This may be done with repeat
+ * packets and normal samples. But if a reset has been sent
+ * then we assume that a long time has passed, so we send a
+ * space with the maximum time value. */
+ sample = LIRC_SPACE(LIRC_VALUE_MASK);
+ IR_dprintk(2, "delivering reset sync space to lirc_dev\n");
/* Carrier reports */
- if (ev.carrier_report) {
+ } else if (ev.carrier_report) {
sample = LIRC_FREQUENCY(ev.carrier);
IR_dprintk(2, "carrier report (freq: %d)\n", sample);
diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c
index 8ce3c28cb76e..0ad3171e7dd0 100644
--- a/drivers/mmc/host/sdhci-acpi.c
+++ b/drivers/mmc/host/sdhci-acpi.c
@@ -127,6 +127,7 @@ static const struct sdhci_acpi_slot sdhci_acpi_slot_int_emmc = {
.caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE | MMC_CAP_HW_RESET,
.caps2 = MMC_CAP2_HC_ERASE_SZ,
.flags = SDHCI_ACPI_RUNTIME_PM,
+ .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
};
static const struct sdhci_acpi_slot sdhci_acpi_slot_int_sdio = {
@@ -154,8 +155,10 @@ static const struct sdhci_acpi_uid_slot sdhci_acpi_uids[] = {
{ "80860F14" , "3" , &sdhci_acpi_slot_int_sd },
{ "80860F16" , NULL, &sdhci_acpi_slot_int_sd },
{ "INT33BB" , "2" , &sdhci_acpi_slot_int_sdio },
+ { "INT33BB" , "3" , &sdhci_acpi_slot_int_sd },
{ "INT33C6" , NULL, &sdhci_acpi_slot_int_sdio },
{ "INT3436" , NULL, &sdhci_acpi_slot_int_sdio },
+ { "INT344D" , NULL, &sdhci_acpi_slot_int_sdio },
{ "PNP0D40" },
{ },
};
@@ -166,6 +169,7 @@ static const struct acpi_device_id sdhci_acpi_ids[] = {
{ "INT33BB" },
{ "INT33C6" },
{ "INT3436" },
+ { "INT344D" },
{ "PNP0D40" },
{ },
};
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index 1aeeefc71512..56389ae09222 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -271,6 +271,8 @@ static int byt_emmc_probe_slot(struct sdhci_pci_slot *slot)
MMC_CAP_HW_RESET;
slot->host->mmc->caps2 |= MMC_CAP2_HC_ERASE_SZ;
slot->hw_reset = sdhci_pci_int_hw_reset;
+ if (slot->chip->pdev->device == PCI_DEVICE_ID_INTEL_BSW_EMMC)
+ slot->host->timeout_clk = 1000; /* 1000 kHz i.e. 1 MHz */
return 0;
}
@@ -283,6 +285,7 @@ static int byt_sdio_probe_slot(struct sdhci_pci_slot *slot)
static const struct sdhci_pci_fixes sdhci_intel_byt_emmc = {
.allow_runtime_pm = true,
.probe_slot = byt_emmc_probe_slot,
+ .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
};
static const struct sdhci_pci_fixes sdhci_intel_byt_sdio = {
@@ -875,6 +878,29 @@ static const struct pci_device_id pci_ids[] = {
.driver_data = (kernel_ulong_t)&sdhci_intel_byt_emmc,
},
+ {
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = PCI_DEVICE_ID_INTEL_BSW_EMMC,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .driver_data = (kernel_ulong_t)&sdhci_intel_byt_emmc,
+ },
+
+ {
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = PCI_DEVICE_ID_INTEL_BSW_SDIO,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .driver_data = (kernel_ulong_t)&sdhci_intel_byt_sdio,
+ },
+
+ {
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = PCI_DEVICE_ID_INTEL_BSW_SD,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .driver_data = (kernel_ulong_t)&sdhci_intel_byt_sd,
+ },
{
.vendor = PCI_VENDOR_ID_INTEL,
@@ -923,6 +949,31 @@ static const struct pci_device_id pci_ids[] = {
.subdevice = PCI_ANY_ID,
.driver_data = (kernel_ulong_t)&sdhci_intel_mrfl_mmc,
},
+
+ {
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = PCI_DEVICE_ID_INTEL_SPT_EMMC,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .driver_data = (kernel_ulong_t)&sdhci_intel_byt_emmc,
+ },
+
+ {
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = PCI_DEVICE_ID_INTEL_SPT_SDIO,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .driver_data = (kernel_ulong_t)&sdhci_intel_byt_sdio,
+ },
+
+ {
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = PCI_DEVICE_ID_INTEL_SPT_SD,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .driver_data = (kernel_ulong_t)&sdhci_intel_byt_sd,
+ },
+
{
.vendor = PCI_VENDOR_ID_O2,
.device = PCI_DEVICE_ID_O2_8120,
diff --git a/drivers/mmc/host/sdhci-pci.h b/drivers/mmc/host/sdhci-pci.h
index c101477ef3be..3fd813cca3cd 100644
--- a/drivers/mmc/host/sdhci-pci.h
+++ b/drivers/mmc/host/sdhci-pci.h
@@ -11,6 +11,9 @@
#define PCI_DEVICE_ID_INTEL_BYT_SDIO 0x0f15
#define PCI_DEVICE_ID_INTEL_BYT_SD 0x0f16
#define PCI_DEVICE_ID_INTEL_BYT_EMMC2 0x0f50
+#define PCI_DEVICE_ID_INTEL_BSW_EMMC 0x2294
+#define PCI_DEVICE_ID_INTEL_BSW_SDIO 0x2295
+#define PCI_DEVICE_ID_INTEL_BSW_SD 0x2296
#define PCI_DEVICE_ID_INTEL_MRFL_MMC 0x1190
#define PCI_DEVICE_ID_INTEL_CLV_SDIO0 0x08f9
#define PCI_DEVICE_ID_INTEL_CLV_SDIO1 0x08fa
@@ -18,6 +21,9 @@
#define PCI_DEVICE_ID_INTEL_CLV_EMMC0 0x08e5
#define PCI_DEVICE_ID_INTEL_CLV_EMMC1 0x08e6
#define PCI_DEVICE_ID_INTEL_QRK_SD 0x08A7
+#define PCI_DEVICE_ID_INTEL_SPT_EMMC 0x9d2b
+#define PCI_DEVICE_ID_INTEL_SPT_SDIO 0x9d2c
+#define PCI_DEVICE_ID_INTEL_SPT_SD 0x9d2d
/*
* PCI registers
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index c43e7238de21..343511988683 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -3152,7 +3152,7 @@ static int bnx2x_poll(struct napi_struct *napi, int budget)
}
#endif
if (!bnx2x_fp_lock_napi(fp))
- return work_done;
+ return budget;
for_each_cos_in_tx_queue(fp, cos)
if (bnx2x_tx_queue_has_work(fp->txdata_ptr[cos]))
diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
index 5bf05818a12c..87acca703658 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
@@ -2391,7 +2391,10 @@ static int netxen_nic_poll(struct napi_struct *napi, int budget)
work_done = netxen_process_rcv_ring(sds_ring, budget);
- if ((work_done < budget) && tx_complete) {
+ if (!tx_complete)
+ work_done = budget;
+
+ if (work_done < budget) {
napi_complete(&sds_ring->napi);
if (test_bit(__NX_DEV_UP, &adapter->state))
netxen_nic_enable_int(sds_ring);
diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index 7edf976ecfa0..349fb3d73f30 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -707,7 +707,7 @@ int netvsc_send(struct hv_device *device,
u64 req_id;
unsigned int section_index = NETVSC_INVALID_INDEX;
u32 msg_size = 0;
- struct sk_buff *skb;
+ struct sk_buff *skb = NULL;
u16 q_idx = packet->q_idx;
@@ -734,8 +734,6 @@ int netvsc_send(struct hv_device *device,
packet);
skb = (struct sk_buff *)
(unsigned long)packet->send_completion_tid;
- if (skb)
- dev_kfree_skb_any(skb);
packet->page_buf_cnt = 0;
}
}
@@ -798,6 +796,13 @@ int netvsc_send(struct hv_device *device,
packet, ret);
}
+ if (ret != 0) {
+ if (section_index != NETVSC_INVALID_INDEX)
+ netvsc_free_send_slot(net_device, section_index);
+ } else if (skb) {
+ dev_kfree_skb_any(skb);
+ }
+
return ret;
}
diff --git a/drivers/net/ppp/ppp_deflate.c b/drivers/net/ppp/ppp_deflate.c
index 602c625d95d5..b5edc7f96a39 100644
--- a/drivers/net/ppp/ppp_deflate.c
+++ b/drivers/net/ppp/ppp_deflate.c
@@ -246,7 +246,7 @@ static int z_compress(void *arg, unsigned char *rptr, unsigned char *obuf,
/*
* See if we managed to reduce the size of the packet.
*/
- if (olen < isize) {
+ if (olen < isize && olen <= osize) {
state->stats.comp_bytes += olen;
state->stats.comp_packets++;
} else {
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 293d2c2ccc55..6948f2379e16 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -324,18 +324,52 @@ static void quirk_s3_64M(struct pci_dev *dev)
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_S3, PCI_DEVICE_ID_S3_868, quirk_s3_64M);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_S3, PCI_DEVICE_ID_S3_968, quirk_s3_64M);
+static void quirk_io(struct pci_dev *dev, int pos, unsigned size,
+ const char *name)
+{
+ u32 region;
+ struct pci_bus_region bus_region;
+ struct resource *res = dev->resource + pos;
+
+ pci_read_config_dword(dev, PCI_BASE_ADDRESS_0 + (pos << 2), ®ion);
+
+ if (!region)
+ return;
+
+ res->name = pci_name(dev);
+ res->flags = region & ~PCI_BASE_ADDRESS_IO_MASK;
+ res->flags |=
+ (IORESOURCE_IO | IORESOURCE_PCI_FIXED | IORESOURCE_SIZEALIGN);
+ region &= ~(size - 1);
+
+ /* Convert from PCI bus to resource space */
+ bus_region.start = region;
+ bus_region.end = region + size - 1;
+ pcibios_bus_to_resource(dev->bus, res, &bus_region);
+
+ dev_info(&dev->dev, FW_BUG "%s quirk: reg 0x%x: %pR\n",
+ name, PCI_BASE_ADDRESS_0 + (pos << 2), res);
+}
+
/*
* Some CS5536 BIOSes (for example, the Soekris NET5501 board w/ comBIOS
* ver. 1.33 20070103) don't set the correct ISA PCI region header info.
* BAR0 should be 8 bytes; instead, it may be set to something like 8k
* (which conflicts w/ BAR1's memory range).
+ *
+ * CS553x's ISA PCI BARs may also be read-only (ref:
+ * https://bugzilla.kernel.org/show_bug.cgi?id=85991 - Comment #4 forward).
*/
static void quirk_cs5536_vsa(struct pci_dev *dev)
{
+ static char *name = "CS5536 ISA bridge";
+
if (pci_resource_len(dev, 0) != 8) {
- struct resource *res = &dev->resource[0];
- res->end = res->start + 8 - 1;
- dev_info(&dev->dev, "CS5536 ISA bridge bug detected (incorrect header); workaround applied\n");
+ quirk_io(dev, 0, 8, name); /* SMB */
+ quirk_io(dev, 1, 256, name); /* GPIO */
+ quirk_io(dev, 2, 64, name); /* MFGPT */
+ dev_info(&dev->dev, "%s bug detected (incorrect header); workaround applied\n",
+ name);
}
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA, quirk_cs5536_vsa);
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
index fde711380d1a..ec1651e85cf6 100644
--- a/drivers/spi/spi-fsl-dspi.c
+++ b/drivers/spi/spi-fsl-dspi.c
@@ -342,8 +342,7 @@ static int dspi_setup_transfer(struct spi_device *spi, struct spi_transfer *t)
/* Only alloc on first setup */
chip = spi_get_ctldata(spi);
if (chip == NULL) {
- chip = devm_kzalloc(&spi->dev, sizeof(struct chip_data),
- GFP_KERNEL);
+ chip = kzalloc(sizeof(struct chip_data), GFP_KERNEL);
if (!chip)
return -ENOMEM;
}
@@ -382,6 +381,16 @@ static int dspi_setup(struct spi_device *spi)
return dspi_setup_transfer(spi, NULL);
}
+static void dspi_cleanup(struct spi_device *spi)
+{
+ struct chip_data *chip = spi_get_ctldata((struct spi_device *)spi);
+
+ dev_dbg(&spi->dev, "spi_device %u.%u cleanup\n",
+ spi->master->bus_num, spi->chip_select);
+
+ kfree(chip);
+}
+
static irqreturn_t dspi_interrupt(int irq, void *dev_id)
{
struct fsl_dspi *dspi = (struct fsl_dspi *)dev_id;
@@ -467,6 +476,7 @@ static int dspi_probe(struct platform_device *pdev)
dspi->bitbang.master->setup = dspi_setup;
dspi->bitbang.master->dev.of_node = pdev->dev.of_node;
+ master->cleanup = dspi_cleanup;
master->mode_bits = SPI_CPOL | SPI_CPHA;
master->bits_per_word_mask = SPI_BPW_MASK(4) | SPI_BPW_MASK(8) |
SPI_BPW_MASK(16);
diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
index 50c8ad598b49..52c4607fec9e 100644
--- a/drivers/virtio/virtio_pci.c
+++ b/drivers/virtio/virtio_pci.c
@@ -668,11 +668,13 @@ static const struct virtio_config_ops virtio_pci_config_ops = {
static void virtio_pci_release_dev(struct device *_d)
{
- /*
- * No need for a release method as we allocate/free
- * all devices together with the pci devices.
- * Provide an empty one to avoid getting a warning from core.
- */
+ struct virtio_device *vdev = dev_to_virtio(_d);
+ struct virtio_pci_device *vp_dev = to_vp_device(vdev);
+
+ /* As struct device is a kobject, it's not safe to
+ * free the memory (including the reference counter itself)
+ * until it's release callback. */
+ kfree(vp_dev);
}
/* the PCI probing function */
@@ -760,7 +762,6 @@ static void virtio_pci_remove(struct pci_dev *pci_dev)
pci_iounmap(pci_dev, vp_dev->ioaddr);
pci_release_regions(pci_dev);
pci_disable_device(pci_dev);
- kfree(vp_dev);
}
#ifdef CONFIG_PM_SLEEP
diff --git a/fs/ceph/snap.c b/fs/ceph/snap.c
index f01645a27752..fad6f7dfab19 100644
--- a/fs/ceph/snap.c
+++ b/fs/ceph/snap.c
@@ -288,6 +288,9 @@ static int cmpu64_rev(const void *a, const void *b)
return 0;
}
+
+static struct ceph_snap_context *empty_snapc;
+
/*
* build the snap context for a given realm.
*/
@@ -328,6 +331,12 @@ static int build_snap_context(struct ceph_snap_realm *realm)
return 0;
}
+ if (num == 0 && realm->seq == empty_snapc->seq) {
+ ceph_get_snap_context(empty_snapc);
+ snapc = empty_snapc;
+ goto done;
+ }
+
/* alloc new snap context */
err = -ENOMEM;
if (num > (SIZE_MAX - sizeof(*snapc)) / sizeof(u64))
@@ -365,6 +374,7 @@ static int build_snap_context(struct ceph_snap_realm *realm)
realm->ino, realm, snapc, snapc->seq,
(unsigned int) snapc->num_snaps);
+done:
if (realm->cached_context)
ceph_put_snap_context(realm->cached_context);
realm->cached_context = snapc;
@@ -466,6 +476,9 @@ void ceph_queue_cap_snap(struct ceph_inode_info *ci)
cap_snap. lucky us. */
dout("queue_cap_snap %p already pending\n", inode);
kfree(capsnap);
+ } else if (ci->i_snap_realm->cached_context == empty_snapc) {
+ dout("queue_cap_snap %p empty snapc\n", inode);
+ kfree(capsnap);
} else if (dirty & (CEPH_CAP_AUTH_EXCL|CEPH_CAP_XATTR_EXCL|
CEPH_CAP_FILE_EXCL|CEPH_CAP_FILE_WR)) {
struct ceph_snap_context *snapc = ci->i_head_snapc;
@@ -928,5 +941,16 @@ out:
return;
}
+int __init ceph_snap_init(void)
+{
+ empty_snapc = ceph_create_snap_context(0, GFP_NOFS);
+ if (!empty_snapc)
+ return -ENOMEM;
+ empty_snapc->seq = 1;
+ return 0;
+}
-
+void ceph_snap_exit(void)
+{
+ ceph_put_snap_context(empty_snapc);
+}
diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index 06150fd745ac..8503ec130c15 100644
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -1028,15 +1028,20 @@ static int __init init_ceph(void)
ceph_flock_init();
ceph_xattr_init();
+ ret = ceph_snap_init();
+ if (ret)
+ goto out_xattr;
ret = register_filesystem(&ceph_fs_type);
if (ret)
- goto out_icache;
+ goto out_snap;
pr_info("loaded (mds proto %d)\n", CEPH_MDSC_PROTOCOL);
return 0;
-out_icache:
+out_snap:
+ ceph_snap_exit();
+out_xattr:
ceph_xattr_exit();
destroy_caches();
out:
@@ -1047,6 +1052,7 @@ static void __exit exit_ceph(void)
{
dout("exit_ceph\n");
unregister_filesystem(&ceph_fs_type);
+ ceph_snap_exit();
ceph_xattr_exit();
destroy_caches();
}
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 12b20744e386..b5b324a94cca 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -672,6 +672,8 @@ extern void ceph_queue_cap_snap(struct ceph_inode_info *ci);
extern int __ceph_finish_cap_snap(struct ceph_inode_info *ci,
struct ceph_cap_snap *capsnap);
extern void ceph_cleanup_empty_realms(struct ceph_mds_client *mdsc);
+extern int ceph_snap_init(void);
+extern void ceph_snap_exit(void);
/*
* a cap_snap is "pending" if it is still awaiting an in-progress
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 9de08c9dd106..58dff97aafef 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -366,6 +366,7 @@ void cifsFileInfo_put(struct cifsFileInfo *cifs_file)
struct cifsLockInfo *li, *tmp;
struct cifs_fid fid;
struct cifs_pending_open open;
+ bool oplock_break_cancelled;
spin_lock(&cifs_file_list_lock);
if (--cifs_file->count > 0) {
@@ -397,7 +398,7 @@ void cifsFileInfo_put(struct cifsFileInfo *cifs_file)
}
spin_unlock(&cifs_file_list_lock);
- cancel_work_sync(&cifs_file->oplock_break);
+ oplock_break_cancelled = cancel_work_sync(&cifs_file->oplock_break);
if (!tcon->need_reconnect && !cifs_file->invalidHandle) {
struct TCP_Server_Info *server = tcon->ses->server;
@@ -409,6 +410,9 @@ void cifsFileInfo_put(struct cifsFileInfo *cifs_file)
_free_xid(xid);
}
+ if (oplock_break_cancelled)
+ cifs_done_oplock_break(cifsi);
+
cifs_del_pending_open(&open);
/*
diff --git a/fs/nilfs2/nilfs.h b/fs/nilfs2/nilfs.h
index 9bc72dec3fa6..b02c202223a6 100644
--- a/fs/nilfs2/nilfs.h
+++ b/fs/nilfs2/nilfs.h
@@ -141,7 +141,6 @@ enum {
* @ti_save: Backup of journal_info field of task_struct
* @ti_flags: Flags
* @ti_count: Nest level
- * @ti_garbage: List of inode to be put when releasing semaphore
*/
struct nilfs_transaction_info {
u32 ti_magic;
@@ -150,7 +149,6 @@ struct nilfs_transaction_info {
one of other filesystems has a bug. */
unsigned short ti_flags;
unsigned short ti_count;
- struct list_head ti_garbage;
};
/* ti_magic */
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index a1a191634abc..5bee81674d53 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -305,7 +305,6 @@ static void nilfs_transaction_lock(struct super_block *sb,
ti->ti_count = 0;
ti->ti_save = cur_ti;
ti->ti_magic = NILFS_TI_MAGIC;
- INIT_LIST_HEAD(&ti->ti_garbage);
current->journal_info = ti;
for (;;) {
@@ -332,8 +331,6 @@ static void nilfs_transaction_unlock(struct super_block *sb)
up_write(&nilfs->ns_segctor_sem);
current->journal_info = ti->ti_save;
- if (!list_empty(&ti->ti_garbage))
- nilfs_dispose_list(nilfs, &ti->ti_garbage, 0);
}
static void *nilfs_segctor_map_segsum_entry(struct nilfs_sc_info *sci,
@@ -746,6 +743,15 @@ static void nilfs_dispose_list(struct the_nilfs *nilfs,
}
}
+static void nilfs_iput_work_func(struct work_struct *work)
+{
+ struct nilfs_sc_info *sci = container_of(work, struct nilfs_sc_info,
+ sc_iput_work);
+ struct the_nilfs *nilfs = sci->sc_super->s_fs_info;
+
+ nilfs_dispose_list(nilfs, &sci->sc_iput_queue, 0);
+}
+
static int nilfs_test_metadata_dirty(struct the_nilfs *nilfs,
struct nilfs_root *root)
{
@@ -1899,8 +1905,8 @@ static int nilfs_segctor_collect_dirty_files(struct nilfs_sc_info *sci,
static void nilfs_segctor_drop_written_files(struct nilfs_sc_info *sci,
struct the_nilfs *nilfs)
{
- struct nilfs_transaction_info *ti = current->journal_info;
struct nilfs_inode_info *ii, *n;
+ int defer_iput = false;
spin_lock(&nilfs->ns_inode_lock);
list_for_each_entry_safe(ii, n, &sci->sc_dirty_files, i_dirty) {
@@ -1911,9 +1917,24 @@ static void nilfs_segctor_drop_written_files(struct nilfs_sc_info *sci,
clear_bit(NILFS_I_BUSY, &ii->i_state);
brelse(ii->i_bh);
ii->i_bh = NULL;
- list_move_tail(&ii->i_dirty, &ti->ti_garbage);
+ list_del_init(&ii->i_dirty);
+ if (!ii->vfs_inode.i_nlink) {
+ /*
+ * Defer calling iput() to avoid a deadlock
+ * over I_SYNC flag for inodes with i_nlink == 0
+ */
+ list_add_tail(&ii->i_dirty, &sci->sc_iput_queue);
+ defer_iput = true;
+ } else {
+ spin_unlock(&nilfs->ns_inode_lock);
+ iput(&ii->vfs_inode);
+ spin_lock(&nilfs->ns_inode_lock);
+ }
}
spin_unlock(&nilfs->ns_inode_lock);
+
+ if (defer_iput)
+ schedule_work(&sci->sc_iput_work);
}
/*
@@ -2580,6 +2601,8 @@ static struct nilfs_sc_info *nilfs_segctor_new(struct super_block *sb,
INIT_LIST_HEAD(&sci->sc_segbufs);
INIT_LIST_HEAD(&sci->sc_write_logs);
INIT_LIST_HEAD(&sci->sc_gc_inodes);
+ INIT_LIST_HEAD(&sci->sc_iput_queue);
+ INIT_WORK(&sci->sc_iput_work, nilfs_iput_work_func);
init_timer(&sci->sc_timer);
sci->sc_interval = HZ * NILFS_SC_DEFAULT_TIMEOUT;
@@ -2606,6 +2629,8 @@ static void nilfs_segctor_write_out(struct nilfs_sc_info *sci)
ret = nilfs_segctor_construct(sci, SC_LSEG_SR);
nilfs_transaction_unlock(sci->sc_super);
+ flush_work(&sci->sc_iput_work);
+
} while (ret && retrycount-- > 0);
}
@@ -2630,6 +2655,9 @@ static void nilfs_segctor_destroy(struct nilfs_sc_info *sci)
|| sci->sc_seq_request != sci->sc_seq_done);
spin_unlock(&sci->sc_state_lock);
+ if (flush_work(&sci->sc_iput_work))
+ flag = true;
+
if (flag || !nilfs_segctor_confirm(sci))
nilfs_segctor_write_out(sci);
@@ -2639,6 +2667,12 @@ static void nilfs_segctor_destroy(struct nilfs_sc_info *sci)
nilfs_dispose_list(nilfs, &sci->sc_dirty_files, 1);
}
+ if (!list_empty(&sci->sc_iput_queue)) {
+ nilfs_warning(sci->sc_super, __func__,
+ "iput queue is not empty\n");
+ nilfs_dispose_list(nilfs, &sci->sc_iput_queue, 1);
+ }
+
WARN_ON(!list_empty(&sci->sc_segbufs));
WARN_ON(!list_empty(&sci->sc_write_logs));
diff --git a/fs/nilfs2/segment.h b/fs/nilfs2/segment.h
index 38a1d0013314..a48d6de1e02c 100644
--- a/fs/nilfs2/segment.h
+++ b/fs/nilfs2/segment.h
@@ -26,6 +26,7 @@
#include <linux/types.h>
#include <linux/fs.h>
#include <linux/buffer_head.h>
+#include <linux/workqueue.h>
#include <linux/nilfs2_fs.h>
#include "nilfs.h"
@@ -92,6 +93,8 @@ struct nilfs_segsum_pointer {
* @sc_nblk_inc: Block count of current generation
* @sc_dirty_files: List of files to be written
* @sc_gc_inodes: List of GC inodes having blocks to be written
+ * @sc_iput_queue: list of inodes for which iput should be done
+ * @sc_iput_work: work struct to defer iput call
* @sc_freesegs: array of segment numbers to be freed
* @sc_nfreesegs: number of segments on @sc_freesegs
* @sc_dsync_inode: inode whose data pages are written for a sync operation
@@ -135,6 +138,8 @@ struct nilfs_sc_info {
struct list_head sc_dirty_files;
struct list_head sc_gc_inodes;
+ struct list_head sc_iput_queue;
+ struct work_struct sc_iput_work;
__u64 *sc_freesegs;
size_t sc_nfreesegs;
diff --git a/include/net/ip.h b/include/net/ip.h
index 3e8f0b32d31b..fdef22d88203 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -180,7 +180,7 @@ static inline __u8 ip_reply_arg_flowi_flags(const struct ip_reply_arg *arg)
return (arg->flags & IP_REPLY_ARG_NOSRCCHECK) ? FLOWI_FLAG_ANYSRC : 0;
}
-void ip_send_unicast_reply(struct net *net, struct sk_buff *skb, __be32 daddr,
+void ip_send_unicast_reply(struct sock *sk, struct sk_buff *skb, __be32 daddr,
__be32 saddr, const struct ip_reply_arg *arg,
unsigned int len);
diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h
index aec5e12f9f19..80a1c572b9a0 100644
--- a/include/net/netns/ipv4.h
+++ b/include/net/netns/ipv4.h
@@ -52,6 +52,7 @@ struct netns_ipv4 {
struct inet_peer_base *peers;
struct tcpm_hash_bucket *tcp_metrics_hash;
unsigned int tcp_metrics_hash_log;
+ struct sock * __percpu *tcp_sk;
struct netns_frags frags;
#ifdef CONFIG_NETFILTER
struct xt_table *iptable_filter;
diff --git a/include/sound/ak4113.h b/include/sound/ak4113.h
index 2609048c1d44..3a34f6edc2d1 100644
--- a/include/sound/ak4113.h
+++ b/include/sound/ak4113.h
@@ -286,7 +286,7 @@ struct ak4113 {
ak4113_write_t *write;
ak4113_read_t *read;
void *private_data;
- unsigned int init:1;
+ atomic_t wq_processing;
spinlock_t lock;
unsigned char regmap[AK4113_WRITABLE_REGS];
struct snd_kcontrol *kctls[AK4113_CONTROLS];
diff --git a/include/sound/ak4114.h b/include/sound/ak4114.h
index 52f02a60dba7..069299a88915 100644
--- a/include/sound/ak4114.h
+++ b/include/sound/ak4114.h
@@ -168,7 +168,7 @@ struct ak4114 {
ak4114_write_t * write;
ak4114_read_t * read;
void * private_data;
- unsigned int init: 1;
+ atomic_t wq_processing;
spinlock_t lock;
unsigned char regmap[6];
unsigned char txcsb[5];
diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
index cf6714752b69..6f94bf3f28a9 100644
--- a/include/uapi/linux/audit.h
+++ b/include/uapi/linux/audit.h
@@ -363,7 +363,9 @@ enum {
#define AUDIT_ARCH_PARISC (EM_PARISC)
#define AUDIT_ARCH_PARISC64 (EM_PARISC|__AUDIT_ARCH_64BIT)
#define AUDIT_ARCH_PPC (EM_PPC)
+/* do not define AUDIT_ARCH_PPCLE since it is not supported by audit */
#define AUDIT_ARCH_PPC64 (EM_PPC64|__AUDIT_ARCH_64BIT)
+#define AUDIT_ARCH_PPC64LE (EM_PPC64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
#define AUDIT_ARCH_S390 (EM_S390)
#define AUDIT_ARCH_S390X (EM_S390|__AUDIT_ARCH_64BIT)
#define AUDIT_ARCH_SH (EM_SH)
diff --git a/kernel/smpboot.c b/kernel/smpboot.c
index eb89e1807408..60d35ac5d3f1 100644
--- a/kernel/smpboot.c
+++ b/kernel/smpboot.c
@@ -279,6 +279,7 @@ int smpboot_register_percpu_thread(struct smp_hotplug_thread *plug_thread)
unsigned int cpu;
int ret = 0;
+ get_online_cpus();
mutex_lock(&smpboot_threads_lock);
for_each_online_cpu(cpu) {
ret = __smpboot_create_thread(plug_thread, cpu);
@@ -291,6 +292,7 @@ int smpboot_register_percpu_thread(struct smp_hotplug_thread *plug_thread)
list_add(&plug_thread->list, &hotplug_threads);
out:
mutex_unlock(&smpboot_threads_lock);
+ put_online_cpus();
return ret;
}
EXPORT_SYMBOL_GPL(smpboot_register_percpu_thread);
diff --git a/lib/checksum.c b/lib/checksum.c
index 129775eb6de6..8b39e86dbab5 100644
--- a/lib/checksum.c
+++ b/lib/checksum.c
@@ -181,6 +181,15 @@ csum_partial_copy(const void *src, void *dst, int len, __wsum sum)
EXPORT_SYMBOL(csum_partial_copy);
#ifndef csum_tcpudp_nofold
+static inline u32 from64to32(u64 x)
+{
+ /* add up 32-bit and 32-bit for 32+c bit */
+ x = (x & 0xffffffff) + (x >> 32);
+ /* add up carry.. */
+ x = (x & 0xffffffff) + (x >> 32);
+ return (u32)x;
+}
+
__wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr,
unsigned short len,
unsigned short proto,
@@ -195,8 +204,7 @@ __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr,
#else
s += (proto + len) << 8;
#endif
- s += (s >> 32);
- return (__force __wsum)s;
+ return (__force __wsum)from64to32(s);
}
EXPORT_SYMBOL(csum_tcpudp_nofold);
#endif
diff --git a/mm/pagewalk.c b/mm/pagewalk.c
index 2beeabf502c5..9056d22d2880 100644
--- a/mm/pagewalk.c
+++ b/mm/pagewalk.c
@@ -199,7 +199,10 @@ int walk_page_range(unsigned long addr, unsigned long end,
*/
if ((vma->vm_start <= addr) &&
(vma->vm_flags & VM_PFNMAP)) {
- next = vma->vm_end;
+ if (walk->pte_hole)
+ err = walk->pte_hole(addr, next, walk);
+ if (err)
+ break;
pgd = pgd_offset(walk->mm, next);
continue;
}
diff --git a/net/core/dev.c b/net/core/dev.c
index 2d93b9de1d7b..efcc7f4b4fc7 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -6903,10 +6903,20 @@ static int dev_cpu_callback(struct notifier_block *nfb,
oldsd->output_queue = NULL;
oldsd->output_queue_tailp = &oldsd->output_queue;
}
- /* Append NAPI poll list from offline CPU. */
- if (!list_empty(&oldsd->poll_list)) {
- list_splice_init(&oldsd->poll_list, &sd->poll_list);
- raise_softirq_irqoff(NET_RX_SOFTIRQ);
+ /* Append NAPI poll list from offline CPU, with one exception :
+ * process_backlog() must be called by cpu owning percpu backlog.
+ * We properly handle process_queue & input_pkt_queue later.
+ */
+ while (!list_empty(&oldsd->poll_list)) {
+ struct napi_struct *napi = list_first_entry(&oldsd->poll_list,
+ struct napi_struct,
+ poll_list);
+
+ list_del_init(&napi->poll_list);
+ if (napi->poll == process_backlog)
+ napi->state = 0;
+ else
+ ____napi_schedule(sd, napi);
}
raise_softirq_irqoff(NET_TX_SOFTIRQ);
@@ -6917,7 +6927,7 @@ static int dev_cpu_callback(struct notifier_block *nfb,
netif_rx_internal(skb);
input_queue_head_incr(oldsd);
}
- while ((skb = __skb_dequeue(&oldsd->input_pkt_queue))) {
+ while ((skb = skb_dequeue(&oldsd->input_pkt_queue))) {
netif_rx_internal(skb);
input_queue_head_incr(oldsd);
}
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 48c2be43f856..2128423f8a7c 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -2690,12 +2690,16 @@ static int rtnl_bridge_notify(struct net_device *dev, u16 flags)
goto errout;
}
+ if (!skb->len)
+ goto errout;
+
rtnl_notify(skb, net, 0, RTNLGRP_LINK, NULL, GFP_ATOMIC);
return 0;
errout:
WARN_ON(err == -EMSGSIZE);
kfree_skb(skb);
- rtnl_set_sk_err(net, RTNLGRP_LINK, err);
+ if (err)
+ rtnl_set_sk_err(net, RTNLGRP_LINK, err);
return err;
}
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index a0ded0ba16ae..4aca72f52636 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -1501,23 +1501,8 @@ static int ip_reply_glue_bits(void *dptr, char *to, int offset,
/*
* Generic function to send a packet as reply to another packet.
* Used to send some TCP resets/acks so far.
- *
- * Use a fake percpu inet socket to avoid false sharing and contention.
*/
-static DEFINE_PER_CPU(struct inet_sock, unicast_sock) = {
- .sk = {
- .__sk_common = {
- .skc_refcnt = ATOMIC_INIT(1),
- },
- .sk_wmem_alloc = ATOMIC_INIT(1),
- .sk_allocation = GFP_ATOMIC,
- .sk_flags = (1UL << SOCK_USE_WRITE_QUEUE),
- },
- .pmtudisc = IP_PMTUDISC_WANT,
- .uc_ttl = -1,
-};
-
-void ip_send_unicast_reply(struct net *net, struct sk_buff *skb, __be32 daddr,
+void ip_send_unicast_reply(struct sock *sk, struct sk_buff *skb, __be32 daddr,
__be32 saddr, const struct ip_reply_arg *arg,
unsigned int len)
{
@@ -1525,9 +1510,8 @@ void ip_send_unicast_reply(struct net *net, struct sk_buff *skb, __be32 daddr,
struct ipcm_cookie ipc;
struct flowi4 fl4;
struct rtable *rt = skb_rtable(skb);
+ struct net *net = sock_net(sk);
struct sk_buff *nskb;
- struct sock *sk;
- struct inet_sock *inet;
int err;
if (ip_options_echo(&replyopts.opt.opt, skb))
@@ -1558,15 +1542,11 @@ void ip_send_unicast_reply(struct net *net, struct sk_buff *skb, __be32 daddr,
if (IS_ERR(rt))
return;
- inet = &get_cpu_var(unicast_sock);
+ inet_sk(sk)->tos = arg->tos;
- inet->tos = arg->tos;
- sk = &inet->sk;
sk->sk_priority = skb->priority;
sk->sk_protocol = ip_hdr(skb)->protocol;
sk->sk_bound_dev_if = arg->bound_dev_if;
- sock_net_set(sk, net);
- __skb_queue_head_init(&sk->sk_write_queue);
sk->sk_sndbuf = sysctl_wmem_default;
err = ip_append_data(sk, &fl4, ip_reply_glue_bits, arg->iov->iov_base,
len, 0, &ipc, &rt, MSG_DONTWAIT);
@@ -1582,13 +1562,10 @@ void ip_send_unicast_reply(struct net *net, struct sk_buff *skb, __be32 daddr,
arg->csumoffset) = csum_fold(csum_add(nskb->csum,
arg->csum));
nskb->ip_summed = CHECKSUM_NONE;
- skb_orphan(nskb);
skb_set_queue_mapping(nskb, skb_get_queue_mapping(skb));
ip_push_pending_frames(sk, &fl4);
}
out:
- put_cpu_var(unicast_sock);
-
ip_rt_put(rt);
}
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index 94f1f15cf834..7aa584c36c15 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -443,15 +443,11 @@ int ip_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len)
memcpy(&errhdr.ee, &serr->ee, sizeof(struct sock_extended_err));
sin = &errhdr.offender;
- sin->sin_family = AF_UNSPEC;
+ memset(sin, 0, sizeof(*sin));
if (serr->ee.ee_origin == SO_EE_ORIGIN_ICMP) {
- struct inet_sock *inet = inet_sk(sk);
-
sin->sin_family = AF_INET;
sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
- sin->sin_port = 0;
- memset(&sin->sin_zero, 0, sizeof(sin->sin_zero));
- if (inet->cmsg_flags)
+ if (inet_sk(sk)->cmsg_flags)
ip_cmsg_recv(msg, skb);
}
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 620e8ffa62e8..7dec0787b4a2 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -973,8 +973,11 @@ void ping_rcv(struct sk_buff *skb)
sk = ping_lookup(net, skb, ntohs(icmph->un.echo.id));
if (sk != NULL) {
+ struct sk_buff *skb2 = skb_clone(skb, GFP_ATOMIC);
+
pr_debug("rcv on socket %p\n", sk);
- ping_queue_rcv_skb(sk, skb_get(skb));
+ if (skb2)
+ ping_queue_rcv_skb(sk, skb2);
sock_put(sk);
return;
}
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index f63c524de5d9..ac7752f4f777 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -684,7 +684,8 @@ static void tcp_v4_send_reset(struct sock *sk, struct sk_buff *skb)
net = dev_net(skb_dst(skb)->dev);
arg.tos = ip_hdr(skb)->tos;
- ip_send_unicast_reply(net, skb, ip_hdr(skb)->saddr,
+ ip_send_unicast_reply(*this_cpu_ptr(net->ipv4.tcp_sk),
+ skb, ip_hdr(skb)->saddr,
ip_hdr(skb)->daddr, &arg, arg.iov[0].iov_len);
TCP_INC_STATS_BH(net, TCP_MIB_OUTSEGS);
@@ -767,7 +768,8 @@ static void tcp_v4_send_ack(struct sk_buff *skb, u32 seq, u32 ack,
if (oif)
arg.bound_dev_if = oif;
arg.tos = tos;
- ip_send_unicast_reply(net, skb, ip_hdr(skb)->saddr,
+ ip_send_unicast_reply(*this_cpu_ptr(net->ipv4.tcp_sk),
+ skb, ip_hdr(skb)->saddr,
ip_hdr(skb)->daddr, &arg, arg.iov[0].iov_len);
TCP_INC_STATS_BH(net, TCP_MIB_OUTSEGS);
@@ -2532,14 +2534,39 @@ struct proto tcp_prot = {
};
EXPORT_SYMBOL(tcp_prot);
+static void __net_exit tcp_sk_exit(struct net *net)
+{
+ int cpu;
+
+ for_each_possible_cpu(cpu)
+ inet_ctl_sock_destroy(*per_cpu_ptr(net->ipv4.tcp_sk, cpu));
+ free_percpu(net->ipv4.tcp_sk);
+}
+
static int __net_init tcp_sk_init(struct net *net)
{
+ int res, cpu;
+
+ net->ipv4.tcp_sk = alloc_percpu(struct sock *);
+ if (!net->ipv4.tcp_sk)
+ return -ENOMEM;
+
+ for_each_possible_cpu(cpu) {
+ struct sock *sk;
+
+ res = inet_ctl_sock_create(&sk, PF_INET, SOCK_RAW,
+ IPPROTO_TCP, net);
+ if (res)
+ goto fail;
+ *per_cpu_ptr(net->ipv4.tcp_sk, cpu) = sk;
+ }
net->ipv4.sysctl_tcp_ecn = 2;
return 0;
-}
-static void __net_exit tcp_sk_exit(struct net *net)
-{
+fail:
+ tcp_sk_exit(net);
+
+ return res;
}
static void __net_exit tcp_sk_exit_batch(struct list_head *net_exit_list)
diff --git a/net/ipv4/udp_diag.c b/net/ipv4/udp_diag.c
index 7927db0a9279..4a000f1dd757 100644
--- a/net/ipv4/udp_diag.c
+++ b/net/ipv4/udp_diag.c
@@ -99,11 +99,13 @@ static void udp_dump(struct udp_table *table, struct sk_buff *skb, struct netlin
s_slot = cb->args[0];
num = s_num = cb->args[1];
- for (slot = s_slot; slot <= table->mask; num = s_num = 0, slot++) {
+ for (slot = s_slot; slot <= table->mask; s_num = 0, slot++) {
struct sock *sk;
struct hlist_nulls_node *node;
struct udp_hslot *hslot = &table->hash[slot];
+ num = 0;
+
if (hlist_nulls_empty(&hslot->head))
continue;
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index c3bf2d2e519e..841cfa2c4600 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -382,11 +382,10 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len)
memcpy(&errhdr.ee, &serr->ee, sizeof(struct sock_extended_err));
sin = &errhdr.offender;
- sin->sin6_family = AF_UNSPEC;
+ memset(sin, 0, sizeof(*sin));
+
if (serr->ee.ee_origin != SO_EE_ORIGIN_LOCAL) {
sin->sin6_family = AF_INET6;
- sin->sin6_flowinfo = 0;
- sin->sin6_port = 0;
if (np->rxopt.all)
ip6_datagram_recv_common_ctl(sk, msg, skb);
if (skb->protocol == htons(ETH_P_IPV6)) {
@@ -397,12 +396,9 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len)
ipv6_iface_scope_id(&sin->sin6_addr,
IP6CB(skb)->iif);
} else {
- struct inet_sock *inet = inet_sk(sk);
-
ipv6_addr_set_v4mapped(ip_hdr(skb)->saddr,
&sin->sin6_addr);
- sin->sin6_scope_id = 0;
- if (inet->cmsg_flags)
+ if (inet_sk(sk)->cmsg_flags)
ip_cmsg_recv(msg, skb);
}
}
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 97b9fa8de377..4bffae914120 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -662,6 +662,29 @@ static int fib6_commit_metrics(struct dst_entry *dst,
return 0;
}
+static void fib6_purge_rt(struct rt6_info *rt, struct fib6_node *fn,
+ struct net *net)
+{
+ if (atomic_read(&rt->rt6i_ref) != 1) {
+ /* This route is used as dummy address holder in some split
+ * nodes. It is not leaked, but it still holds other resources,
+ * which must be released in time. So, scan ascendant nodes
+ * and replace dummy references to this route with references
+ * to still alive ones.
+ */
+ while (fn) {
+ if (!(fn->fn_flags & RTN_RTINFO) && fn->leaf == rt) {
+ fn->leaf = fib6_find_prefix(net, fn);
+ atomic_inc(&fn->leaf->rt6i_ref);
+ rt6_release(rt);
+ }
+ fn = fn->parent;
+ }
+ /* No more references are possible at this point. */
+ BUG_ON(atomic_read(&rt->rt6i_ref) != 1);
+ }
+}
+
/*
* Insert routing information in a node.
*/
@@ -810,11 +833,12 @@ add:
rt->dst.rt6_next = iter->dst.rt6_next;
atomic_inc(&rt->rt6i_ref);
inet6_rt_notify(RTM_NEWROUTE, rt, info);
- rt6_release(iter);
if (!(fn->fn_flags & RTN_RTINFO)) {
info->nl_net->ipv6.rt6_stats->fib_route_nodes++;
fn->fn_flags |= RTN_RTINFO;
}
+ fib6_purge_rt(iter, fn, info->nl_net);
+ rt6_release(iter);
}
return 0;
@@ -1324,24 +1348,7 @@ static void fib6_del_route(struct fib6_node *fn, struct rt6_info **rtp,
fn = fib6_repair_tree(net, fn);
}
- if (atomic_read(&rt->rt6i_ref) != 1) {
- /* This route is used as dummy address holder in some split
- * nodes. It is not leaked, but it still holds other resources,
- * which must be released in time. So, scan ascendant nodes
- * and replace dummy references to this route with references
- * to still alive ones.
- */
- while (fn) {
- if (!(fn->fn_flags & RTN_RTINFO) && fn->leaf == rt) {
- fn->leaf = fib6_find_prefix(net, fn);
- atomic_inc(&fn->leaf->rt6i_ref);
- rt6_release(rt);
- }
- fn = fn->parent;
- }
- /* No more references are possible at this point. */
- BUG_ON(atomic_read(&rt->rt6i_ref) != 1);
- }
+ fib6_purge_rt(rt, fn, net);
inet6_rt_notify(RTM_DELROUTE, rt, info);
rt6_release(rt);
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index bafde82324c5..920616d05758 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1152,12 +1152,9 @@ static void ip6_rt_update_pmtu(struct dst_entry *dst, struct sock *sk,
struct net *net = dev_net(dst->dev);
rt6->rt6i_flags |= RTF_MODIFIED;
- if (mtu < IPV6_MIN_MTU) {
- u32 features = dst_metric(dst, RTAX_FEATURES);
+ if (mtu < IPV6_MIN_MTU)
mtu = IPV6_MIN_MTU;
- features |= RTAX_FEATURE_ALLFRAG;
- dst_metric_set(dst, RTAX_FEATURES, features);
- }
+
dst_metric_set(dst, RTAX_MTU, mtu);
rt6_update_expires(rt6, net->ipv6.sysctl.ip6_rt_mtu_expires);
}
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index 9f32741abb1c..371a152d9759 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -2608,7 +2608,7 @@ do_addr_param:
addr_param = param.v + sizeof(sctp_addip_param_t);
- af = sctp_get_af_specific(param_type2af(param.p->type));
+ af = sctp_get_af_specific(param_type2af(addr_param->p.type));
if (af == NULL)
break;
diff --git a/net/socket.c b/net/socket.c
index abf56b2a14f9..4980af97d87c 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -887,9 +887,6 @@ static ssize_t sock_splice_read(struct file *file, loff_t *ppos,
static struct sock_iocb *alloc_sock_iocb(struct kiocb *iocb,
struct sock_iocb *siocb)
{
- if (!is_sync_kiocb(iocb))
- BUG();
-
siocb->kiocb = iocb;
iocb->private = siocb;
return siocb;
@@ -1988,6 +1985,9 @@ static int copy_msghdr_from_user(struct msghdr *kmsg,
if (copy_from_user(kmsg, umsg, sizeof(struct msghdr)))
return -EFAULT;
+ if (kmsg->msg_name == NULL)
+ kmsg->msg_namelen = 0;
+
if (kmsg->msg_namelen < 0)
return -EINVAL;
diff --git a/sound/i2c/other/ak4113.c b/sound/i2c/other/ak4113.c
index 1a3a6fa27158..c6bba99a90b2 100644
--- a/sound/i2c/other/ak4113.c
+++ b/sound/i2c/other/ak4113.c
@@ -56,8 +56,7 @@ static inline unsigned char reg_read(struct ak4113 *ak4113, unsigned char reg)
static void snd_ak4113_free(struct ak4113 *chip)
{
- chip->init = 1; /* don't schedule new work */
- mb();
+ atomic_inc(&chip->wq_processing); /* don't schedule new work */
cancel_delayed_work_sync(&chip->work);
kfree(chip);
}
@@ -89,6 +88,7 @@ int snd_ak4113_create(struct snd_card *card, ak4113_read_t *read,
chip->write = write;
chip->private_data = private_data;
INIT_DELAYED_WORK(&chip->work, ak4113_stats);
+ atomic_set(&chip->wq_processing, 0);
for (reg = 0; reg < AK4113_WRITABLE_REGS ; reg++)
chip->regmap[reg] = pgm[reg];
@@ -139,13 +139,11 @@ static void ak4113_init_regs(struct ak4113 *chip)
void snd_ak4113_reinit(struct ak4113 *chip)
{
- chip->init = 1;
- mb();
- flush_delayed_work(&chip->work);
+ if (atomic_inc_return(&chip->wq_processing) == 1)
+ cancel_delayed_work_sync(&chip->work);
ak4113_init_regs(chip);
/* bring up statistics / event queing */
- chip->init = 0;
- if (chip->kctls[0])
+ if (atomic_dec_and_test(&chip->wq_processing))
schedule_delayed_work(&chip->work, HZ / 10);
}
EXPORT_SYMBOL_GPL(snd_ak4113_reinit);
@@ -632,8 +630,9 @@ static void ak4113_stats(struct work_struct *work)
{
struct ak4113 *chip = container_of(work, struct ak4113, work.work);
- if (!chip->init)
+ if (atomic_inc_return(&chip->wq_processing) == 1)
snd_ak4113_check_rate_and_errors(chip, chip->check_flags);
- schedule_delayed_work(&chip->work, HZ / 10);
+ if (atomic_dec_and_test(&chip->wq_processing))
+ schedule_delayed_work(&chip->work, HZ / 10);
}
diff --git a/sound/i2c/other/ak4114.c b/sound/i2c/other/ak4114.c
index c7f56339415d..b70e6eccbd03 100644
--- a/sound/i2c/other/ak4114.c
+++ b/sound/i2c/other/ak4114.c
@@ -66,8 +66,7 @@ static void reg_dump(struct ak4114 *ak4114)
static void snd_ak4114_free(struct ak4114 *chip)
{
- chip->init = 1; /* don't schedule new work */
- mb();
+ atomic_inc(&chip->wq_processing); /* don't schedule new work */
cancel_delayed_work_sync(&chip->work);
kfree(chip);
}
@@ -100,6 +99,7 @@ int snd_ak4114_create(struct snd_card *card,
chip->write = write;
chip->private_data = private_data;
INIT_DELAYED_WORK(&chip->work, ak4114_stats);
+ atomic_set(&chip->wq_processing, 0);
for (reg = 0; reg < 6; reg++)
chip->regmap[reg] = pgm[reg];
@@ -152,13 +152,11 @@ static void ak4114_init_regs(struct ak4114 *chip)
void snd_ak4114_reinit(struct ak4114 *chip)
{
- chip->init = 1;
- mb();
- flush_delayed_work(&chip->work);
+ if (atomic_inc_return(&chip->wq_processing) == 1)
+ cancel_delayed_work_sync(&chip->work);
ak4114_init_regs(chip);
/* bring up statistics / event queing */
- chip->init = 0;
- if (chip->kctls[0])
+ if (atomic_dec_and_test(&chip->wq_processing))
schedule_delayed_work(&chip->work, HZ / 10);
}
@@ -612,10 +610,10 @@ static void ak4114_stats(struct work_struct *work)
{
struct ak4114 *chip = container_of(work, struct ak4114, work.work);
- if (!chip->init)
+ if (atomic_inc_return(&chip->wq_processing) == 1)
snd_ak4114_check_rate_and_errors(chip, chip->check_flags);
-
- schedule_delayed_work(&chip->work, HZ / 10);
+ if (atomic_dec_and_test(&chip->wq_processing))
+ schedule_delayed_work(&chip->work, HZ / 10);
}
EXPORT_SYMBOL(snd_ak4114_create);
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 2cc27a08905b..ded8b2fa136f 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4799,44 +4799,22 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1028, 0x164b, "Dell", ALC293_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x103c, 0x1586, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC2),
SND_PCI_QUIRK(0x103c, 0x18e6, "HP", ALC269_FIXUP_HP_GPIO_LED),
- SND_PCI_QUIRK(0x103c, 0x1973, "HP Pavilion", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x1983, "HP Pavilion", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x218b, "HP", ALC269_FIXUP_LIMIT_INT_MIC_BOOST_MUTE_LED),
/* ALC282 */
SND_PCI_QUIRK(0x103c, 0x2191, "HP Touchsmart 14", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x2192, "HP Touchsmart 15", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x220d, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x220e, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x220f, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x2210, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x2211, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x2212, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x2213, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x2214, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x2266, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x2267, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x2268, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x2269, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x226a, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x226b, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x226c, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x226d, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x226e, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x226f, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x227a, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x227b, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x229e, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x22a0, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x22b2, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x22b7, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x22bf, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x22c0, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x22c1, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x22c2, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x22cd, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x22ce, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x22cf, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
- SND_PCI_QUIRK(0x103c, 0x22d0, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
/* ALC290 */
SND_PCI_QUIRK(0x103c, 0x2260, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
SND_PCI_QUIRK(0x103c, 0x2261, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1),
@@ -5064,6 +5042,72 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
{0x1d, 0x40700001},
{0x1e, 0x411111f0},
{0x21, 0x02211040}),
+ SND_HDA_PIN_QUIRK(0x10ec0282, 0x103c, "HP 15 Touchsmart", ALC269_FIXUP_HP_MUTE_LED_MIC1,
+ {0x12, 0x99a30130},
+ {0x14, 0x90170110},
+ {0x17, 0x40000000},
+ {0x18, 0x411111f0},
+ {0x19, 0x03a11020},
+ {0x1a, 0x411111f0},
+ {0x1b, 0x411111f0},
+ {0x1d, 0x40f41905},
+ {0x1e, 0x411111f0},
+ {0x21, 0x0321101f}),
+ SND_HDA_PIN_QUIRK(0x10ec0282, 0x103c, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1,
+ {0x12, 0x99a30130},
+ {0x14, 0x90170110},
+ {0x17, 0x40020008},
+ {0x18, 0x411111f0},
+ {0x19, 0x03a11020},
+ {0x1a, 0x411111f0},
+ {0x1b, 0x411111f0},
+ {0x1d, 0x40e00001},
+ {0x1e, 0x411111f0},
+ {0x21, 0x03211040}),
+ SND_HDA_PIN_QUIRK(0x10ec0282, 0x103c, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1,
+ {0x12, 0x99a30130},
+ {0x14, 0x90170110},
+ {0x17, 0x40000000},
+ {0x18, 0x411111f0},
+ {0x19, 0x03a11030},
+ {0x1a, 0x411111f0},
+ {0x1b, 0x411111f0},
+ {0x1d, 0x40e00001},
+ {0x1e, 0x411111f0},
+ {0x21, 0x03211020}),
+ SND_HDA_PIN_QUIRK(0x10ec0282, 0x103c, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1,
+ {0x12, 0x99a30130},
+ {0x14, 0x90170110},
+ {0x17, 0x40000000},
+ {0x18, 0x411111f0},
+ {0x19, 0x03a11030},
+ {0x1a, 0x411111f0},
+ {0x1b, 0x411111f0},
+ {0x1d, 0x40f00001},
+ {0x1e, 0x411111f0},
+ {0x21, 0x03211020}),
+ SND_HDA_PIN_QUIRK(0x10ec0282, 0x103c, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1,
+ {0x12, 0x99a30130},
+ {0x14, 0x90170110},
+ {0x17, 0x40000000},
+ {0x18, 0x411111f0},
+ {0x19, 0x04a11020},
+ {0x1a, 0x411111f0},
+ {0x1b, 0x411111f0},
+ {0x1d, 0x40f00001},
+ {0x1e, 0x411111f0},
+ {0x21, 0x0421101f}),
+ SND_HDA_PIN_QUIRK(0x10ec0282, 0x103c, "HP", ALC269_FIXUP_HP_MUTE_LED_MIC1,
+ {0x12, 0x99a30130},
+ {0x14, 0x90170110},
+ {0x17, 0x40000000},
+ {0x18, 0x411111f0},
+ {0x19, 0x03a11030},
+ {0x1a, 0x411111f0},
+ {0x1b, 0x411111f0},
+ {0x1d, 0x40f00001},
+ {0x1e, 0x411111f0},
+ {0x21, 0x04211020}),
SND_HDA_PIN_QUIRK(0x10ec0283, 0x1028, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE,
{0x12, 0x90a60130},
{0x14, 0x90170110},
diff --git a/sound/soc/atmel/atmel_ssc_dai.c b/sound/soc/atmel/atmel_ssc_dai.c
index de433cfd044c..ee1e7ba5db41 100644
--- a/sound/soc/atmel/atmel_ssc_dai.c
+++ b/sound/soc/atmel/atmel_ssc_dai.c
@@ -345,7 +345,6 @@ static int atmel_ssc_hw_params(struct snd_pcm_substream *substream,
struct atmel_pcm_dma_params *dma_params;
int dir, channels, bits;
u32 tfmr, rfmr, tcmr, rcmr;
- int start_event;
int ret;
/*
@@ -452,19 +451,10 @@ static int atmel_ssc_hw_params(struct snd_pcm_substream *substream,
* The SSC transmit clock is obtained from the BCLK signal on
* on the TK line, and the SSC receive clock is
* generated from the transmit clock.
- *
- * For single channel data, one sample is transferred
- * on the falling edge of the LRC clock.
- * For two channel data, one sample is
- * transferred on both edges of the LRC clock.
*/
- start_event = ((channels == 1)
- ? SSC_START_FALLING_RF
- : SSC_START_EDGE_RF);
-
rcmr = SSC_BF(RCMR_PERIOD, 0)
| SSC_BF(RCMR_STTDLY, START_DELAY)
- | SSC_BF(RCMR_START, start_event)
+ | SSC_BF(RCMR_START, SSC_START_FALLING_RF)
| SSC_BF(RCMR_CKI, SSC_CKI_RISING)
| SSC_BF(RCMR_CKO, SSC_CKO_NONE)
| SSC_BF(RCMR_CKS, ssc->clk_from_rk_pin ?
@@ -473,14 +463,14 @@ static int atmel_ssc_hw_params(struct snd_pcm_substream *substream,
rfmr = SSC_BF(RFMR_FSEDGE, SSC_FSEDGE_POSITIVE)
| SSC_BF(RFMR_FSOS, SSC_FSOS_NONE)
| SSC_BF(RFMR_FSLEN, 0)
- | SSC_BF(RFMR_DATNB, 0)
+ | SSC_BF(RFMR_DATNB, (channels - 1))
| SSC_BIT(RFMR_MSBF)
| SSC_BF(RFMR_LOOP, 0)
| SSC_BF(RFMR_DATLEN, (bits - 1));
tcmr = SSC_BF(TCMR_PERIOD, 0)
| SSC_BF(TCMR_STTDLY, START_DELAY)
- | SSC_BF(TCMR_START, start_event)
+ | SSC_BF(TCMR_START, SSC_START_FALLING_RF)
| SSC_BF(TCMR_CKI, SSC_CKI_FALLING)
| SSC_BF(TCMR_CKO, SSC_CKO_NONE)
| SSC_BF(TCMR_CKS, ssc->clk_from_rk_pin ?
@@ -490,7 +480,7 @@ static int atmel_ssc_hw_params(struct snd_pcm_substream *substream,
| SSC_BF(TFMR_FSDEN, 0)
| SSC_BF(TFMR_FSOS, SSC_FSOS_NONE)
| SSC_BF(TFMR_FSLEN, 0)
- | SSC_BF(TFMR_DATNB, 0)
+ | SSC_BF(TFMR_DATNB, (channels - 1))
| SSC_BIT(TFMR_MSBF)
| SSC_BF(TFMR_DATDEF, 0)
| SSC_BF(TFMR_DATLEN, (bits - 1));
diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c
index f039d668266e..a62d340aa98a 100644
--- a/sound/soc/codecs/sgtl5000.c
+++ b/sound/soc/codecs/sgtl5000.c
@@ -1463,6 +1463,9 @@ static int sgtl5000_i2c_probe(struct i2c_client *client,
if (ret)
return ret;
+ /* Need 8 clocks before I2C accesses */
+ udelay(1);
+
/* read chip information */
ret = regmap_read(sgtl5000->regmap, SGTL5000_CHIP_ID, ®);
if (ret)
--
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