Re: [3.16.y-ckt stable] Linux 3.16.7-ckt9

From: Luis Henriques
Date: Mon Mar 30 2015 - 06:15:38 EST


diff --git a/Makefile b/Makefile
index 01c39ec1e3f1..4b0f5a233cab 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 16
SUBLEVEL = 7
-EXTRAVERSION =-ckt8
+EXTRAVERSION =-ckt9
NAME = Museum of Fishiegoodies

# *DOCUMENTATION*
diff --git a/arch/arc/include/asm/processor.h b/arch/arc/include/asm/processor.h
index c6468fe847e3..c7f41d68d6eb 100644
--- a/arch/arc/include/asm/processor.h
+++ b/arch/arc/include/asm/processor.h
@@ -75,18 +75,19 @@ unsigned long thread_saved_pc(struct task_struct *t);
#define release_segments(mm) do { } while (0)

#define KSTK_EIP(tsk) (task_pt_regs(tsk)->ret)
+#define KSTK_ESP(tsk) (task_pt_regs(tsk)->sp)

/*
* Where abouts of Task's sp, fp, blink when it was last seen in kernel mode.
* Look in process.c for details of kernel stack layout
*/
-#define KSTK_ESP(tsk) (tsk->thread.ksp)
+#define TSK_K_ESP(tsk) (tsk->thread.ksp)

-#define KSTK_REG(tsk, off) (*((unsigned int *)(KSTK_ESP(tsk) + \
+#define TSK_K_REG(tsk, off) (*((unsigned int *)(TSK_K_ESP(tsk) + \
sizeof(struct callee_regs) + off)))

-#define KSTK_BLINK(tsk) KSTK_REG(tsk, 4)
-#define KSTK_FP(tsk) KSTK_REG(tsk, 0)
+#define TSK_K_BLINK(tsk) TSK_K_REG(tsk, 4)
+#define TSK_K_FP(tsk) TSK_K_REG(tsk, 0)

extern void start_thread(struct pt_regs * regs, unsigned long pc,
unsigned long usp);
diff --git a/arch/arc/kernel/stacktrace.c b/arch/arc/kernel/stacktrace.c
index 9ce47cfe2303..fb98769b6a98 100644
--- a/arch/arc/kernel/stacktrace.c
+++ b/arch/arc/kernel/stacktrace.c
@@ -64,9 +64,9 @@ static void seed_unwind_frame_info(struct task_struct *tsk,

frame_info->task = tsk;

- frame_info->regs.r27 = KSTK_FP(tsk);
- frame_info->regs.r28 = KSTK_ESP(tsk);
- frame_info->regs.r31 = KSTK_BLINK(tsk);
+ frame_info->regs.r27 = TSK_K_FP(tsk);
+ frame_info->regs.r28 = TSK_K_ESP(tsk);
+ frame_info->regs.r31 = TSK_K_BLINK(tsk);
frame_info->regs.r63 = (unsigned int)__switch_to;

/* In the prologue of __switch_to, first FP is saved on stack
diff --git a/arch/arm/boot/dts/am33xx-clocks.dtsi b/arch/arm/boot/dts/am33xx-clocks.dtsi
index 712edce7d6fb..071b56aa0c7e 100644
--- a/arch/arm/boot/dts/am33xx-clocks.dtsi
+++ b/arch/arm/boot/dts/am33xx-clocks.dtsi
@@ -99,7 +99,7 @@
ehrpwm0_tbclk: ehrpwm0_tbclk@44e10664 {
#clock-cells = <0>;
compatible = "ti,gate-clock";
- clocks = <&dpll_per_m2_ck>;
+ clocks = <&l4ls_gclk>;
ti,bit-shift = <0>;
reg = <0x0664>;
};
@@ -107,7 +107,7 @@
ehrpwm1_tbclk: ehrpwm1_tbclk@44e10664 {
#clock-cells = <0>;
compatible = "ti,gate-clock";
- clocks = <&dpll_per_m2_ck>;
+ clocks = <&l4ls_gclk>;
ti,bit-shift = <1>;
reg = <0x0664>;
};
@@ -115,7 +115,7 @@
ehrpwm2_tbclk: ehrpwm2_tbclk@44e10664 {
#clock-cells = <0>;
compatible = "ti,gate-clock";
- clocks = <&dpll_per_m2_ck>;
+ clocks = <&l4ls_gclk>;
ti,bit-shift = <2>;
reg = <0x0664>;
};
diff --git a/arch/arm/boot/dts/am43xx-clocks.dtsi b/arch/arm/boot/dts/am43xx-clocks.dtsi
index c7dc9dab93a4..cfb49686ab6a 100644
--- a/arch/arm/boot/dts/am43xx-clocks.dtsi
+++ b/arch/arm/boot/dts/am43xx-clocks.dtsi
@@ -107,7 +107,7 @@
ehrpwm0_tbclk: ehrpwm0_tbclk {
#clock-cells = <0>;
compatible = "ti,gate-clock";
- clocks = <&dpll_per_m2_ck>;
+ clocks = <&l4ls_gclk>;
ti,bit-shift = <0>;
reg = <0x0664>;
};
@@ -115,7 +115,7 @@
ehrpwm1_tbclk: ehrpwm1_tbclk {
#clock-cells = <0>;
compatible = "ti,gate-clock";
- clocks = <&dpll_per_m2_ck>;
+ clocks = <&l4ls_gclk>;
ti,bit-shift = <1>;
reg = <0x0664>;
};
@@ -123,7 +123,7 @@
ehrpwm2_tbclk: ehrpwm2_tbclk {
#clock-cells = <0>;
compatible = "ti,gate-clock";
- clocks = <&dpll_per_m2_ck>;
+ clocks = <&l4ls_gclk>;
ti,bit-shift = <2>;
reg = <0x0664>;
};
@@ -131,7 +131,7 @@
ehrpwm3_tbclk: ehrpwm3_tbclk {
#clock-cells = <0>;
compatible = "ti,gate-clock";
- clocks = <&dpll_per_m2_ck>;
+ clocks = <&l4ls_gclk>;
ti,bit-shift = <4>;
reg = <0x0664>;
};
@@ -139,7 +139,7 @@
ehrpwm4_tbclk: ehrpwm4_tbclk {
#clock-cells = <0>;
compatible = "ti,gate-clock";
- clocks = <&dpll_per_m2_ck>;
+ clocks = <&l4ls_gclk>;
ti,bit-shift = <5>;
reg = <0x0664>;
};
@@ -147,7 +147,7 @@
ehrpwm5_tbclk: ehrpwm5_tbclk {
#clock-cells = <0>;
compatible = "ti,gate-clock";
- clocks = <&dpll_per_m2_ck>;
+ clocks = <&l4ls_gclk>;
ti,bit-shift = <6>;
reg = <0x0664>;
};
diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi b/arch/arm/boot/dts/dra7xx-clocks.dtsi
index dc7a292fe939..379e4d5056ac 100644
--- a/arch/arm/boot/dts/dra7xx-clocks.dtsi
+++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi
@@ -243,10 +243,18 @@
ti,invert-autoidle-bit;
};

+ dpll_core_byp_mux: dpll_core_byp_mux {
+ #clock-cells = <0>;
+ compatible = "ti,mux-clock";
+ clocks = <&sys_clkin1>, <&dpll_abe_m3x2_ck>;
+ ti,bit-shift = <23>;
+ reg = <0x012c>;
+ };
+
dpll_core_ck: dpll_core_ck {
#clock-cells = <0>;
compatible = "ti,omap4-dpll-core-clock";
- clocks = <&sys_clkin1>, <&dpll_abe_m3x2_ck>;
+ clocks = <&sys_clkin1>, <&dpll_core_byp_mux>;
reg = <0x0120>, <0x0124>, <0x012c>, <0x0128>;
};

@@ -309,10 +317,18 @@
clock-div = <1>;
};

+ dpll_dsp_byp_mux: dpll_dsp_byp_mux {
+ #clock-cells = <0>;
+ compatible = "ti,mux-clock";
+ clocks = <&sys_clkin1>, <&dsp_dpll_hs_clk_div>;
+ ti,bit-shift = <23>;
+ reg = <0x0240>;
+ };
+
dpll_dsp_ck: dpll_dsp_ck {
#clock-cells = <0>;
compatible = "ti,omap4-dpll-clock";
- clocks = <&sys_clkin1>, <&dsp_dpll_hs_clk_div>;
+ clocks = <&sys_clkin1>, <&dpll_dsp_byp_mux>;
reg = <0x0234>, <0x0238>, <0x0240>, <0x023c>;
};

@@ -335,10 +351,18 @@
clock-div = <1>;
};

+ dpll_iva_byp_mux: dpll_iva_byp_mux {
+ #clock-cells = <0>;
+ compatible = "ti,mux-clock";
+ clocks = <&sys_clkin1>, <&iva_dpll_hs_clk_div>;
+ ti,bit-shift = <23>;
+ reg = <0x01ac>;
+ };
+
dpll_iva_ck: dpll_iva_ck {
#clock-cells = <0>;
compatible = "ti,omap4-dpll-clock";
- clocks = <&sys_clkin1>, <&iva_dpll_hs_clk_div>;
+ clocks = <&sys_clkin1>, <&dpll_iva_byp_mux>;
reg = <0x01a0>, <0x01a4>, <0x01ac>, <0x01a8>;
};

@@ -361,10 +385,18 @@
clock-div = <1>;
};

+ dpll_gpu_byp_mux: dpll_gpu_byp_mux {
+ #clock-cells = <0>;
+ compatible = "ti,mux-clock";
+ clocks = <&sys_clkin1>, <&dpll_abe_m3x2_ck>;
+ ti,bit-shift = <23>;
+ reg = <0x02e4>;
+ };
+
dpll_gpu_ck: dpll_gpu_ck {
#clock-cells = <0>;
compatible = "ti,omap4-dpll-clock";
- clocks = <&sys_clkin1>, <&dpll_abe_m3x2_ck>;
+ clocks = <&sys_clkin1>, <&dpll_gpu_byp_mux>;
reg = <0x02d8>, <0x02dc>, <0x02e4>, <0x02e0>;
};

@@ -398,10 +430,18 @@
clock-div = <1>;
};

+ dpll_ddr_byp_mux: dpll_ddr_byp_mux {
+ #clock-cells = <0>;
+ compatible = "ti,mux-clock";
+ clocks = <&sys_clkin1>, <&dpll_abe_m3x2_ck>;
+ ti,bit-shift = <23>;
+ reg = <0x021c>;
+ };
+
dpll_ddr_ck: dpll_ddr_ck {
#clock-cells = <0>;
compatible = "ti,omap4-dpll-clock";
- clocks = <&sys_clkin1>, <&dpll_abe_m3x2_ck>;
+ clocks = <&sys_clkin1>, <&dpll_ddr_byp_mux>;
reg = <0x0210>, <0x0214>, <0x021c>, <0x0218>;
};

@@ -416,10 +456,18 @@
ti,invert-autoidle-bit;
};

+ dpll_gmac_byp_mux: dpll_gmac_byp_mux {
+ #clock-cells = <0>;
+ compatible = "ti,mux-clock";
+ clocks = <&sys_clkin1>, <&dpll_abe_m3x2_ck>;
+ ti,bit-shift = <23>;
+ reg = <0x02b4>;
+ };
+
dpll_gmac_ck: dpll_gmac_ck {
#clock-cells = <0>;
compatible = "ti,omap4-dpll-clock";
- clocks = <&sys_clkin1>, <&dpll_abe_m3x2_ck>;
+ clocks = <&sys_clkin1>, <&dpll_gmac_byp_mux>;
reg = <0x02a8>, <0x02ac>, <0x02b4>, <0x02b0>;
};

@@ -482,10 +530,18 @@
clock-div = <1>;
};

+ dpll_eve_byp_mux: dpll_eve_byp_mux {
+ #clock-cells = <0>;
+ compatible = "ti,mux-clock";
+ clocks = <&sys_clkin1>, <&eve_dpll_hs_clk_div>;
+ ti,bit-shift = <23>;
+ reg = <0x0290>;
+ };
+
dpll_eve_ck: dpll_eve_ck {
#clock-cells = <0>;
compatible = "ti,omap4-dpll-clock";
- clocks = <&sys_clkin1>, <&eve_dpll_hs_clk_div>;
+ clocks = <&sys_clkin1>, <&dpll_eve_byp_mux>;
reg = <0x0284>, <0x0288>, <0x0290>, <0x028c>;
};

@@ -1216,10 +1272,18 @@
clock-div = <1>;
};

+ dpll_per_byp_mux: dpll_per_byp_mux {
+ #clock-cells = <0>;
+ compatible = "ti,mux-clock";
+ clocks = <&sys_clkin1>, <&per_dpll_hs_clk_div>;
+ ti,bit-shift = <23>;
+ reg = <0x014c>;
+ };
+
dpll_per_ck: dpll_per_ck {
#clock-cells = <0>;
compatible = "ti,omap4-dpll-clock";
- clocks = <&sys_clkin1>, <&per_dpll_hs_clk_div>;
+ clocks = <&sys_clkin1>, <&dpll_per_byp_mux>;
reg = <0x0140>, <0x0144>, <0x014c>, <0x0148>;
};

@@ -1242,10 +1306,18 @@
clock-div = <1>;
};

+ dpll_usb_byp_mux: dpll_usb_byp_mux {
+ #clock-cells = <0>;
+ compatible = "ti,mux-clock";
+ clocks = <&sys_clkin1>, <&usb_dpll_hs_clk_div>;
+ ti,bit-shift = <23>;
+ reg = <0x018c>;
+ };
+
dpll_usb_ck: dpll_usb_ck {
#clock-cells = <0>;
compatible = "ti,omap4-dpll-j-type-clock";
- clocks = <&sys_clkin1>, <&usb_dpll_hs_clk_div>;
+ clocks = <&sys_clkin1>, <&dpll_usb_byp_mux>;
reg = <0x0180>, <0x0184>, <0x018c>, <0x0188>;
};

diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
index 40ea36534643..c3752cdb8b93 100644
--- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi
@@ -35,6 +35,7 @@
regulator-max-microvolt = <5000000>;
gpio = <&gpio3 22 0>;
enable-active-high;
+ vin-supply = <&swbst_reg>;
};

reg_usb_h1_vbus: regulator@1 {
@@ -45,6 +46,7 @@
regulator-max-microvolt = <5000000>;
gpio = <&gpio1 29 0>;
enable-active-high;
+ vin-supply = <&swbst_reg>;
};

reg_audio: regulator@2 {
diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts
index a8d9a93fab85..fc4a265a26ac 100644
--- a/arch/arm/boot/dts/imx6sl-evk.dts
+++ b/arch/arm/boot/dts/imx6sl-evk.dts
@@ -45,6 +45,7 @@
regulator-max-microvolt = <5000000>;
gpio = <&gpio4 0 0>;
enable-active-high;
+ vin-supply = <&swbst_reg>;
};

reg_usb_otg2_vbus: regulator@1 {
@@ -55,6 +56,7 @@
regulator-max-microvolt = <5000000>;
gpio = <&gpio4 2 0>;
enable-active-high;
+ vin-supply = <&swbst_reg>;
};

reg_aud3v: regulator@2 {
diff --git a/arch/arm/mach-at91/pm.h b/arch/arm/mach-at91/pm.h
index c5101dcb4fb0..1d4df3b70ebc 100644
--- a/arch/arm/mach-at91/pm.h
+++ b/arch/arm/mach-at91/pm.h
@@ -45,7 +45,7 @@ static inline void at91rm9200_standby(void)
" mcr p15, 0, %0, c7, c0, 4\n\t"
" str %5, [%1, %2]"
:
- : "r" (0), "r" (AT91_BASE_SYS), "r" (AT91RM9200_SDRAMC_LPR),
+ : "r" (0), "r" (at91_ramc_base[0]), "r" (AT91RM9200_SDRAMC_LPR),
"r" (1), "r" (AT91RM9200_SDRAMC_SRR),
"r" (lpr));
}
diff --git a/arch/arm64/kernel/signal32.c b/arch/arm64/kernel/signal32.c
index 3491c638f172..070de43fb3b5 100644
--- a/arch/arm64/kernel/signal32.c
+++ b/arch/arm64/kernel/signal32.c
@@ -154,8 +154,7 @@ int copy_siginfo_to_user32(compat_siginfo_t __user *to, const siginfo_t *from)
case __SI_TIMER:
err |= __put_user(from->si_tid, &to->si_tid);
err |= __put_user(from->si_overrun, &to->si_overrun);
- err |= __put_user((compat_uptr_t)(unsigned long)from->si_ptr,
- &to->si_ptr);
+ err |= __put_user(from->si_int, &to->si_int);
break;
case __SI_POLL:
err |= __put_user(from->si_band, &to->si_band);
@@ -184,7 +183,7 @@ int copy_siginfo_to_user32(compat_siginfo_t __user *to, const siginfo_t *from)
case __SI_MESGQ: /* But this is */
err |= __put_user(from->si_pid, &to->si_pid);
err |= __put_user(from->si_uid, &to->si_uid);
- err |= __put_user((compat_uptr_t)(unsigned long)from->si_ptr, &to->si_ptr);
+ err |= __put_user(from->si_int, &to->si_int);
break;
default: /* this is just in case for now ... */
err |= __put_user(from->si_pid, &to->si_pid);
diff --git a/arch/metag/include/asm/processor.h b/arch/metag/include/asm/processor.h
index a8a37477c66e..eb2005bd3c79 100644
--- a/arch/metag/include/asm/processor.h
+++ b/arch/metag/include/asm/processor.h
@@ -149,8 +149,8 @@ extern void exit_thread(void);

unsigned long get_wchan(struct task_struct *p);

-#define KSTK_EIP(tsk) ((tsk)->thread.kernel_context->CurrPC)
-#define KSTK_ESP(tsk) ((tsk)->thread.kernel_context->AX[0].U0)
+#define KSTK_EIP(tsk) (task_pt_regs(tsk)->ctx.CurrPC)
+#define KSTK_ESP(tsk) (task_pt_regs(tsk)->ctx.AX[0].U0)

#define user_stack_pointer(regs) ((regs)->ctx.AX[0].U0)

diff --git a/arch/mips/kvm/trace.h b/arch/mips/kvm/trace.h
index bc9e0f406c08..e51621e36152 100644
--- a/arch/mips/kvm/trace.h
+++ b/arch/mips/kvm/trace.h
@@ -26,18 +26,18 @@ TRACE_EVENT(kvm_exit,
TP_PROTO(struct kvm_vcpu *vcpu, unsigned int reason),
TP_ARGS(vcpu, reason),
TP_STRUCT__entry(
- __field(struct kvm_vcpu *, vcpu)
+ __field(unsigned long, pc)
__field(unsigned int, reason)
),

TP_fast_assign(
- __entry->vcpu = vcpu;
+ __entry->pc = vcpu->arch.pc;
__entry->reason = reason;
),

TP_printk("[%s]PC: 0x%08lx",
kvm_mips_exit_types_str[__entry->reason],
- __entry->vcpu->arch.pc)
+ __entry->pc)
);

#endif /* _TRACE_KVM_H */
diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c
index c9759ad3f34a..66e7cb9c8e2b 100644
--- a/arch/sparc/kernel/perf_event.c
+++ b/arch/sparc/kernel/perf_event.c
@@ -960,6 +960,8 @@ out:
cpuc->pcr[0] |= cpuc->event[0]->hw.config_base;
}

+static void sparc_pmu_start(struct perf_event *event, int flags);
+
/* On this PMU each PIC has it's own PCR control register. */
static void calculate_multiple_pcrs(struct cpu_hw_events *cpuc)
{
@@ -972,20 +974,13 @@ static void calculate_multiple_pcrs(struct cpu_hw_events *cpuc)
struct perf_event *cp = cpuc->event[i];
struct hw_perf_event *hwc = &cp->hw;
int idx = hwc->idx;
- u64 enc;

if (cpuc->current_idx[i] != PIC_NO_INDEX)
continue;

- sparc_perf_event_set_period(cp, hwc, idx);
cpuc->current_idx[i] = idx;

- enc = perf_event_get_enc(cpuc->events[i]);
- cpuc->pcr[idx] &= ~mask_for_index(idx);
- if (hwc->state & PERF_HES_STOPPED)
- cpuc->pcr[idx] |= nop_for_index(idx);
- else
- cpuc->pcr[idx] |= event_encoding(enc, idx);
+ sparc_pmu_start(cp, PERF_EF_RELOAD);
}
out:
for (i = 0; i < cpuc->n_events; i++) {
@@ -1101,7 +1096,6 @@ static void sparc_pmu_del(struct perf_event *event, int _flags)
int i;

local_irq_save(flags);
- perf_pmu_disable(event->pmu);

for (i = 0; i < cpuc->n_events; i++) {
if (event == cpuc->event[i]) {
@@ -1127,7 +1121,6 @@ static void sparc_pmu_del(struct perf_event *event, int _flags)
}
}

- perf_pmu_enable(event->pmu);
local_irq_restore(flags);
}

@@ -1361,7 +1354,6 @@ static int sparc_pmu_add(struct perf_event *event, int ef_flags)
unsigned long flags;

local_irq_save(flags);
- perf_pmu_disable(event->pmu);

n0 = cpuc->n_events;
if (n0 >= sparc_pmu->max_hw_events)
@@ -1394,7 +1386,6 @@ nocheck:

ret = 0;
out:
- perf_pmu_enable(event->pmu);
local_irq_restore(flags);
return ret;
}
diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c
index 0be7bf978cb1..46a59643bb1c 100644
--- a/arch/sparc/kernel/process_64.c
+++ b/arch/sparc/kernel/process_64.c
@@ -287,6 +287,8 @@ void arch_trigger_all_cpu_backtrace(bool include_self)
printk(" TPC[%lx] O7[%lx] I7[%lx] RPC[%lx]\n",
gp->tpc, gp->o7, gp->i7, gp->rpc);
}
+
+ touch_nmi_watchdog();
}

memset(global_cpu_snapshot, 0, sizeof(global_cpu_snapshot));
@@ -362,6 +364,8 @@ static void pmu_snapshot_all_cpus(void)
(cpu == this_cpu ? '*' : ' '), cpu,
pp->pcr[0], pp->pcr[1], pp->pcr[2], pp->pcr[3],
pp->pic[0], pp->pic[1], pp->pic[2], pp->pic[3]);
+
+ touch_nmi_watchdog();
}

memset(global_cpu_snapshot, 0, sizeof(global_cpu_snapshot));
diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c
index c85403d0496c..30e7ddb27a3a 100644
--- a/arch/sparc/kernel/sys_sparc_64.c
+++ b/arch/sparc/kernel/sys_sparc_64.c
@@ -333,7 +333,7 @@ SYSCALL_DEFINE6(sparc_ipc, unsigned int, call, int, first, unsigned long, second
long err;

/* No need for backward compatibility. We can start fresh... */
- if (call <= SEMCTL) {
+ if (call <= SEMTIMEDOP) {
switch (call) {
case SEMOP:
err = sys_semtimedop(first, ptr,
diff --git a/arch/sparc/lib/memmove.S b/arch/sparc/lib/memmove.S
index b7f6334e159f..857ad4f8905f 100644
--- a/arch/sparc/lib/memmove.S
+++ b/arch/sparc/lib/memmove.S
@@ -8,9 +8,11 @@

.text
ENTRY(memmove) /* o0=dst o1=src o2=len */
- mov %o0, %g1
+ brz,pn %o2, 99f
+ mov %o0, %g1
+
cmp %o0, %o1
- bleu,pt %xcc, memcpy
+ bleu,pt %xcc, 2f
add %o1, %o2, %g7
cmp %g7, %o0
bleu,pt %xcc, memcpy
@@ -24,7 +26,34 @@ ENTRY(memmove) /* o0=dst o1=src o2=len */
stb %g7, [%o0]
bne,pt %icc, 1b
sub %o0, 1, %o0
-
+99:
retl
mov %g1, %o0
+
+ /* We can't just call memcpy for these memmove cases. On some
+ * chips the memcpy uses cache initializing stores and when dst
+ * and src are close enough, those can clobber the source data
+ * before we've loaded it in.
+ */
+2: or %o0, %o1, %g7
+ or %o2, %g7, %g7
+ andcc %g7, 0x7, %g0
+ bne,pn %xcc, 4f
+ nop
+
+3: ldx [%o1], %g7
+ add %o1, 8, %o1
+ subcc %o2, 8, %o2
+ add %o0, 8, %o0
+ bne,pt %icc, 3b
+ stx %g7, [%o0 - 0x8]
+ ba,a,pt %xcc, 99b
+
+4: ldub [%o1], %g7
+ add %o1, 1, %o1
+ subcc %o2, 1, %o2
+ add %o0, 1, %o0
+ bne,pt %icc, 4b
+ stb %g7, [%o0 - 0x1]
+ ba,a,pt %xcc, 99b
ENDPROC(memmove)
diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c
index be65f035d18a..5cbc96d801ff 100644
--- a/arch/sparc/mm/srmmu.c
+++ b/arch/sparc/mm/srmmu.c
@@ -460,10 +460,12 @@ static void __init sparc_context_init(int numctx)
void switch_mm(struct mm_struct *old_mm, struct mm_struct *mm,
struct task_struct *tsk)
{
+ unsigned long flags;
+
if (mm->context == NO_CONTEXT) {
- spin_lock(&srmmu_context_spinlock);
+ spin_lock_irqsave(&srmmu_context_spinlock, flags);
alloc_context(old_mm, mm);
- spin_unlock(&srmmu_context_spinlock);
+ spin_unlock_irqrestore(&srmmu_context_spinlock, flags);
srmmu_ctxd_set(&srmmu_context_table[mm->context], mm->pgd);
}

@@ -986,14 +988,15 @@ int init_new_context(struct task_struct *tsk, struct mm_struct *mm)

void destroy_context(struct mm_struct *mm)
{
+ unsigned long flags;

if (mm->context != NO_CONTEXT) {
flush_cache_mm(mm);
srmmu_ctxd_set(&srmmu_context_table[mm->context], srmmu_swapper_pg_dir);
flush_tlb_mm(mm);
- spin_lock(&srmmu_context_spinlock);
+ spin_lock_irqsave(&srmmu_context_spinlock, flags);
free_context(mm->context);
- spin_unlock(&srmmu_context_spinlock);
+ spin_unlock_irqrestore(&srmmu_context_spinlock, flags);
mm->context = NO_CONTEXT;
}
}
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index 902a14d02882..94aa18a9cc11 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -335,11 +335,14 @@ ENTRY(ret_from_fork)
testl $3, CS-ARGOFFSET(%rsp) # from kernel_thread?
jz 1f

- testl $_TIF_IA32, TI_flags(%rcx) # 32-bit compat task needs IRET
- jnz int_ret_from_sys_call
-
- RESTORE_TOP_OF_STACK %rdi, -ARGOFFSET
- jmp ret_from_sys_call # go to the SYSRET fastpath
+ /*
+ * By the time we get here, we have no idea whether our pt_regs,
+ * ti flags, and ti status came from the 64-bit SYSCALL fast path,
+ * the slow path, or one of the ia32entry paths.
+ * Use int_ret_from_sys_call to return, since it can safely handle
+ * all of the above.
+ */
+ jmp int_ret_from_sys_call

1:
subq $REST_SKIP, %rsp # leave space for volatiles
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 8c9f719453da..57604c0e5a53 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -4720,7 +4720,8 @@ int x86_emulate_insn(struct x86_emulate_ctxt *ctxt)
if (rc != X86EMUL_CONTINUE)
goto done;
}
- ctxt->dst.orig_val = ctxt->dst.val;
+ /* Copy full 64-bit value for CMPXCHG8B. */
+ ctxt->dst.orig_val64 = ctxt->dst.val64;

special_insn:

diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 0f9bf52792b5..095b94f6b9d8 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -2301,6 +2301,17 @@ EXPORT_SYMBOL(acpi_video_unregister_backlight);

static int __init acpi_video_init(void)
{
+ /*
+ * Let the module load even if ACPI is disabled (e.g. due to
+ * a broken BIOS) so that i915.ko can still be loaded on such
+ * old systems without an AcpiOpRegion.
+ *
+ * acpi_video_register() will report -ENODEV later as well due
+ * to acpi_disabled when i915.ko tries to register itself afterwards.
+ */
+ if (acpi_disabled)
+ return 0;
+
dmi_check_system(video_dmi_table);

if (intel_opregion_present())
diff --git a/drivers/char/tpm/tpm_ibmvtpm.c b/drivers/char/tpm/tpm_ibmvtpm.c
index eff9d5870034..102463ba745d 100644
--- a/drivers/char/tpm/tpm_ibmvtpm.c
+++ b/drivers/char/tpm/tpm_ibmvtpm.c
@@ -124,7 +124,7 @@ static int tpm_ibmvtpm_send(struct tpm_chip *chip, u8 *buf, size_t count)
{
struct ibmvtpm_dev *ibmvtpm;
struct ibmvtpm_crq crq;
- u64 *word = (u64 *) &crq;
+ __be64 *word = (__be64 *)&crq;
int rc;

ibmvtpm = (struct ibmvtpm_dev *)TPM_VPRIV(chip);
@@ -145,11 +145,11 @@ static int tpm_ibmvtpm_send(struct tpm_chip *chip, u8 *buf, size_t count)
memcpy((void *)ibmvtpm->rtce_buf, (void *)buf, count);
crq.valid = (u8)IBMVTPM_VALID_CMD;
crq.msg = (u8)VTPM_TPM_COMMAND;
- crq.len = (u16)count;
- crq.data = ibmvtpm->rtce_dma_handle;
+ crq.len = cpu_to_be16(count);
+ crq.data = cpu_to_be32(ibmvtpm->rtce_dma_handle);

- rc = ibmvtpm_send_crq(ibmvtpm->vdev, cpu_to_be64(word[0]),
- cpu_to_be64(word[1]));
+ rc = ibmvtpm_send_crq(ibmvtpm->vdev, be64_to_cpu(word[0]),
+ be64_to_cpu(word[1]));
if (rc != H_SUCCESS) {
dev_err(ibmvtpm->dev, "tpm_ibmvtpm_send failed rc=%d\n", rc);
rc = 0;
diff --git a/drivers/char/tpm/tpm_ibmvtpm.h b/drivers/char/tpm/tpm_ibmvtpm.h
index bd82a791f995..b2c231b1beec 100644
--- a/drivers/char/tpm/tpm_ibmvtpm.h
+++ b/drivers/char/tpm/tpm_ibmvtpm.h
@@ -22,9 +22,9 @@
struct ibmvtpm_crq {
u8 valid;
u8 msg;
- u16 len;
- u32 data;
- u64 reserved;
+ __be16 len;
+ __be32 data;
+ __be64 reserved;
} __attribute__((packed, aligned(8)));

struct ibmvtpm_crq_queue {
diff --git a/drivers/clk/clk-divider.c b/drivers/clk/clk-divider.c
index c0a842b335c5..a52154caf526 100644
--- a/drivers/clk/clk-divider.c
+++ b/drivers/clk/clk-divider.c
@@ -129,12 +129,6 @@ static unsigned long clk_divider_recalc_rate(struct clk_hw *hw,
return DIV_ROUND_UP(parent_rate, div);
}

-/*
- * The reverse of DIV_ROUND_UP: The maximum number which
- * divided by m is r
- */
-#define MULT_ROUND_UP(r, m) ((r) * (m) + (m) - 1)
-
static bool _is_valid_table_div(const struct clk_div_table *table,
unsigned int div)
{
@@ -208,6 +202,7 @@ static int _div_round_closest(struct clk_divider *divider,
unsigned long parent_rate, unsigned long rate)
{
int up, down, div;
+ unsigned long up_rate, down_rate;

up = down = div = DIV_ROUND_CLOSEST(parent_rate, rate);

@@ -219,7 +214,10 @@ static int _div_round_closest(struct clk_divider *divider,
down = _round_down_table(divider->table, div);
}

- return (up - div) <= (div - down) ? up : down;
+ up_rate = DIV_ROUND_UP(parent_rate, up);
+ down_rate = DIV_ROUND_UP(parent_rate, down);
+
+ return (rate - up_rate) <= (down_rate - rate) ? up : down;
}

static int _div_round(struct clk_divider *divider, unsigned long parent_rate,
@@ -300,7 +298,7 @@ static int clk_divider_bestdiv(struct clk_hw *hw, unsigned long rate,
return i;
}
parent_rate = __clk_round_rate(__clk_get_parent(hw->clk),
- MULT_ROUND_UP(rate, i));
+ rate * i);
now = DIV_ROUND_UP(parent_rate, i);
if (_is_best_div(divider, rate, now, best)) {
bestdiv = i;
diff --git a/drivers/firmware/efi/efi-stub-helper.c b/drivers/firmware/efi/efi-stub-helper.c
index eb6d4be9e722..2fb3a0aab56c 100644
--- a/drivers/firmware/efi/efi-stub-helper.c
+++ b/drivers/firmware/efi/efi-stub-helper.c
@@ -157,12 +157,12 @@ again:
start = desc->phys_addr;
end = start + desc->num_pages * (1UL << EFI_PAGE_SHIFT);

- if ((start + size) > end || (start + size) > max)
- continue;
-
- if (end - size > max)
+ if (end > max)
end = max;

+ if ((start + size) > end)
+ continue;
+
if (round_down(end - size, align) < start)
continue;

diff --git a/drivers/gpio/gpio-tps65912.c b/drivers/gpio/gpio-tps65912.c
index 59ee486cb8b9..6005d260457d 100644
--- a/drivers/gpio/gpio-tps65912.c
+++ b/drivers/gpio/gpio-tps65912.c
@@ -26,9 +26,12 @@ struct tps65912_gpio_data {
struct gpio_chip gpio_chip;
};

+#define to_tgd(gc) container_of(gc, struct tps65912_gpio_data, gpio_chip)
+
static int tps65912_gpio_get(struct gpio_chip *gc, unsigned offset)
{
- struct tps65912 *tps65912 = container_of(gc, struct tps65912, gpio);
+ struct tps65912_gpio_data *tps65912_gpio = to_tgd(gc);
+ struct tps65912 *tps65912 = tps65912_gpio->tps65912;
int val;

val = tps65912_reg_read(tps65912, TPS65912_GPIO1 + offset);
@@ -42,7 +45,8 @@ static int tps65912_gpio_get(struct gpio_chip *gc, unsigned offset)
static void tps65912_gpio_set(struct gpio_chip *gc, unsigned offset,
int value)
{
- struct tps65912 *tps65912 = container_of(gc, struct tps65912, gpio);
+ struct tps65912_gpio_data *tps65912_gpio = to_tgd(gc);
+ struct tps65912 *tps65912 = tps65912_gpio->tps65912;

if (value)
tps65912_set_bits(tps65912, TPS65912_GPIO1 + offset,
@@ -55,7 +59,8 @@ static void tps65912_gpio_set(struct gpio_chip *gc, unsigned offset,
static int tps65912_gpio_output(struct gpio_chip *gc, unsigned offset,
int value)
{
- struct tps65912 *tps65912 = container_of(gc, struct tps65912, gpio);
+ struct tps65912_gpio_data *tps65912_gpio = to_tgd(gc);
+ struct tps65912 *tps65912 = tps65912_gpio->tps65912;

/* Set the initial value */
tps65912_gpio_set(gc, offset, value);
@@ -66,7 +71,8 @@ static int tps65912_gpio_output(struct gpio_chip *gc, unsigned offset,

static int tps65912_gpio_input(struct gpio_chip *gc, unsigned offset)
{
- struct tps65912 *tps65912 = container_of(gc, struct tps65912, gpio);
+ struct tps65912_gpio_data *tps65912_gpio = to_tgd(gc);
+ struct tps65912 *tps65912 = tps65912_gpio->tps65912;

return tps65912_clear_bits(tps65912, TPS65912_GPIO1 + offset,
GPIO_CFG_MASK);
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index 8f9f0ad91445..621e1b50a092 100644
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -46,12 +46,13 @@ static int of_gpiochip_find_and_xlate(struct gpio_chip *gc, void *data)

ret = gc->of_xlate(gc, &gg_data->gpiospec, gg_data->flags);
if (ret < 0) {
- /* We've found the gpio chip, but the translation failed.
- * Return true to stop looking and return the translation
- * error via out_gpio
+ /* We've found a gpio chip, but the translation failed.
+ * Store translation error in out_gpio.
+ * Return false to keep looking, as more than one gpio chip
+ * could be registered per of-node.
*/
gg_data->out_gpio = ERR_PTR(ret);
- return true;
+ return false;
}

gg_data->out_gpio = gpiochip_get_desc(gc, ret);
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c
index cb150e8b4336..9de497537074 100644
--- a/drivers/gpu/drm/i915/i915_gem_tiling.c
+++ b/drivers/gpu/drm/i915/i915_gem_tiling.c
@@ -308,9 +308,10 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
return -EINVAL;
}

+ mutex_lock(&dev->struct_mutex);
if (i915_gem_obj_is_pinned(obj) || obj->framebuffer_references) {
- drm_gem_object_unreference_unlocked(&obj->base);
- return -EBUSY;
+ ret = -EBUSY;
+ goto err;
}

if (args->tiling_mode == I915_TILING_NONE) {
@@ -342,7 +343,6 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
}
}

- mutex_lock(&dev->struct_mutex);
if (args->tiling_mode != obj->tiling_mode ||
args->stride != obj->stride) {
/* We need to rebind the object if its current allocation
@@ -401,6 +401,7 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
obj->bit_17 = NULL;
}

+err:
drm_gem_object_unreference(&obj->base);
mutex_unlock(&dev->struct_mutex);

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 00ca8c9a314f..c7d7dbec4965 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -11703,6 +11703,9 @@ static struct intel_quirk intel_quirks[] = {

/* HP Chromebook 14 (Celeron 2955U) */
{ 0x0a06, 0x103c, 0x21ed, quirk_backlight_present },
+
+ /* Dell Chromebook 11 */
+ { 0x0a06, 0x1028, 0x0a35, quirk_backlight_present },
};

static void intel_init_quirks(struct drm_device *dev)
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index dce0d3918fa7..9f0e62529c46 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -1405,6 +1405,9 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
(x << 16) | y);
viewport_w = crtc->mode.hdisplay;
viewport_h = (crtc->mode.vdisplay + 1) & ~1;
+ if ((rdev->family >= CHIP_BONAIRE) &&
+ (crtc->mode.flags & DRM_MODE_FLAG_INTERLACE))
+ viewport_h *= 2;
WREG32(EVERGREEN_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
(viewport_w << 16) | viewport_h);

diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index f898ed31cffb..574d1f4ec7e5 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -7185,6 +7185,9 @@ int cik_irq_set(struct radeon_device *rdev)
WREG32(DC_HPD5_INT_CONTROL, hpd5);
WREG32(DC_HPD6_INT_CONTROL, hpd6);

+ /* posting read */
+ RREG32(SRBM_STATUS);
+
return 0;
}

diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index d65a96562498..5428b692f9a2 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -4589,6 +4589,9 @@ int evergreen_irq_set(struct radeon_device *rdev)
WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, afmt5);
WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, afmt6);

+ /* posting read */
+ RREG32(SRBM_STATUS);
+
return 0;
}

diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 699bd1083e1f..1d0c08de1731 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -1085,12 +1085,12 @@ static void cayman_gpu_init(struct radeon_device *rdev)

if ((rdev->config.cayman.max_backends_per_se == 1) &&
(rdev->flags & RADEON_IS_IGP)) {
- if ((disabled_rb_mask & 3) == 1) {
- /* RB0 disabled, RB1 enabled */
- tmp = 0x11111111;
- } else {
+ if ((disabled_rb_mask & 3) == 2) {
/* RB1 disabled, RB0 enabled */
tmp = 0x00000000;
+ } else {
+ /* RB0 disabled, RB1 enabled */
+ tmp = 0x11111111;
}
} else {
tmp = gb_addr_config & NUM_PIPES_MASK;
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 7f64a30b50cd..0da2837bd099 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -723,6 +723,10 @@ int r100_irq_set(struct radeon_device *rdev)
tmp |= RADEON_FP2_DETECT_MASK;
}
WREG32(RADEON_GEN_INT_CNTL, tmp);
+
+ /* read back to post the write */
+ RREG32(RADEON_GEN_INT_CNTL);
+
return 0;
}

diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 44b046b4056f..5e31413fb454 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -3637,6 +3637,9 @@ int r600_irq_set(struct radeon_device *rdev)
WREG32(RV770_CG_THERMAL_INT, thermal_int);
}

+ /* posting read */
+ RREG32(R_000E50_SRBM_STATUS);
+
return 0;
}

diff --git a/drivers/gpu/drm/radeon/r600_dpm.c b/drivers/gpu/drm/radeon/r600_dpm.c
index e961be55348a..8eab0d20edad 100644
--- a/drivers/gpu/drm/radeon/r600_dpm.c
+++ b/drivers/gpu/drm/radeon/r600_dpm.c
@@ -187,7 +187,7 @@ u32 r600_dpm_get_vrefresh(struct radeon_device *rdev)
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
radeon_crtc = to_radeon_crtc(crtc);
if (crtc->enabled && radeon_crtc->enabled && radeon_crtc->hw_mode.clock) {
- vrefresh = radeon_crtc->hw_mode.vrefresh;
+ vrefresh = drm_mode_vrefresh(&radeon_crtc->hw_mode);
break;
}
}
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 4aa1ede7b7b5..ecaaec20655a 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -243,11 +243,13 @@ int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data)
u32 ring = RADEON_CS_RING_GFX;
s32 priority = 0;

+ INIT_LIST_HEAD(&p->validated);
+
if (!cs->num_chunks) {
return 0;
}
+
/* get chunks */
- INIT_LIST_HEAD(&p->validated);
p->idx = 0;
p->ib.sa_bo = NULL;
p->ib.semaphore = NULL;
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index d6e64b93d8b1..1016f53f755c 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -684,6 +684,10 @@ int rs600_irq_set(struct radeon_device *rdev)
WREG32(R_007D18_DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2);
if (ASIC_IS_DCE2(rdev))
WREG32(R_007408_HDMI0_AUDIO_PACKET_CONTROL, hdmi0);
+
+ /* posting read */
+ RREG32(R_000040_GEN_INT_CNTL);
+
return 0;
}

diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index 23d0bbb64db5..b9368bc50570 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -5972,6 +5972,9 @@ int si_irq_set(struct radeon_device *rdev)

WREG32(CG_THERMAL_INT, thermal_int);

+ /* posting read */
+ RREG32(SRBM_STATUS);
+
return 0;
}

@@ -6891,8 +6894,7 @@ int si_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk)
WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_BYPASS_EN_MASK, ~UPLL_BYPASS_EN_MASK);

if (!vclk || !dclk) {
- /* keep the Bypass mode, put PLL to sleep */
- WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_SLEEP_MASK, ~UPLL_SLEEP_MASK);
+ /* keep the Bypass mode */
return 0;
}

@@ -6908,8 +6910,7 @@ int si_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk)
/* set VCO_MODE to 1 */
WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_VCO_MODE_MASK, ~UPLL_VCO_MODE_MASK);

- /* toggle UPLL_SLEEP to 1 then back to 0 */
- WREG32_P(CG_UPLL_FUNC_CNTL, UPLL_SLEEP_MASK, ~UPLL_SLEEP_MASK);
+ /* disable sleep mode */
WREG32_P(CG_UPLL_FUNC_CNTL, 0, ~UPLL_SLEEP_MASK);

/* deassert UPLL_RESET */
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 68e45146e27f..9a03ee69f756 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -735,32 +735,6 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
goto out_err1;
}

- ret = ttm_bo_init_mm(&dev_priv->bdev, TTM_PL_VRAM,
- (dev_priv->vram_size >> PAGE_SHIFT));
- if (unlikely(ret != 0)) {
- DRM_ERROR("Failed initializing memory manager for VRAM.\n");
- goto out_err2;
- }
-
- dev_priv->has_gmr = true;
- if (((dev_priv->capabilities & (SVGA_CAP_GMR | SVGA_CAP_GMR2)) == 0) ||
- refuse_dma || ttm_bo_init_mm(&dev_priv->bdev, VMW_PL_GMR,
- VMW_PL_GMR) != 0) {
- DRM_INFO("No GMR memory available. "
- "Graphics memory resources are very limited.\n");
- dev_priv->has_gmr = false;
- }
-
- if (dev_priv->capabilities & SVGA_CAP_GBOBJECTS) {
- dev_priv->has_mob = true;
- if (ttm_bo_init_mm(&dev_priv->bdev, VMW_PL_MOB,
- VMW_PL_MOB) != 0) {
- DRM_INFO("No MOB memory available. "
- "3D will be disabled.\n");
- dev_priv->has_mob = false;
- }
- }
-
dev_priv->mmio_mtrr = arch_phys_wc_add(dev_priv->mmio_start,
dev_priv->mmio_size);

@@ -823,6 +797,33 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
goto out_no_fman;
}

+
+ ret = ttm_bo_init_mm(&dev_priv->bdev, TTM_PL_VRAM,
+ (dev_priv->vram_size >> PAGE_SHIFT));
+ if (unlikely(ret != 0)) {
+ DRM_ERROR("Failed initializing memory manager for VRAM.\n");
+ goto out_no_vram;
+ }
+
+ dev_priv->has_gmr = true;
+ if (((dev_priv->capabilities & (SVGA_CAP_GMR | SVGA_CAP_GMR2)) == 0) ||
+ refuse_dma || ttm_bo_init_mm(&dev_priv->bdev, VMW_PL_GMR,
+ VMW_PL_GMR) != 0) {
+ DRM_INFO("No GMR memory available. "
+ "Graphics memory resources are very limited.\n");
+ dev_priv->has_gmr = false;
+ }
+
+ if (dev_priv->capabilities & SVGA_CAP_GBOBJECTS) {
+ dev_priv->has_mob = true;
+ if (ttm_bo_init_mm(&dev_priv->bdev, VMW_PL_MOB,
+ VMW_PL_MOB) != 0) {
+ DRM_INFO("No MOB memory available. "
+ "3D will be disabled.\n");
+ dev_priv->has_mob = false;
+ }
+ }
+
vmw_kms_save_vga(dev_priv);

/* Start kms and overlay systems, needs fifo. */
@@ -848,6 +849,12 @@ out_no_fifo:
vmw_kms_close(dev_priv);
out_no_kms:
vmw_kms_restore_vga(dev_priv);
+ if (dev_priv->has_mob)
+ (void) ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_MOB);
+ if (dev_priv->has_gmr)
+ (void) ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_GMR);
+ (void)ttm_bo_clean_mm(&dev_priv->bdev, TTM_PL_VRAM);
+out_no_vram:
vmw_fence_manager_takedown(dev_priv->fman);
out_no_fman:
if (dev_priv->capabilities & SVGA_CAP_IRQMASK)
@@ -863,12 +870,6 @@ out_err4:
iounmap(dev_priv->mmio_virt);
out_err3:
arch_phys_wc_del(dev_priv->mmio_mtrr);
- if (dev_priv->has_mob)
- (void) ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_MOB);
- if (dev_priv->has_gmr)
- (void) ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_GMR);
- (void)ttm_bo_clean_mm(&dev_priv->bdev, TTM_PL_VRAM);
-out_err2:
(void)ttm_bo_device_release(&dev_priv->bdev);
out_err1:
vmw_ttm_global_release(dev_priv);
@@ -898,6 +899,13 @@ static int vmw_driver_unload(struct drm_device *dev)
}
vmw_kms_close(dev_priv);
vmw_overlay_close(dev_priv);
+
+ if (dev_priv->has_mob)
+ (void) ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_MOB);
+ if (dev_priv->has_gmr)
+ (void)ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_GMR);
+ (void)ttm_bo_clean_mm(&dev_priv->bdev, TTM_PL_VRAM);
+
vmw_fence_manager_takedown(dev_priv->fman);
if (dev_priv->capabilities & SVGA_CAP_IRQMASK)
drm_irq_uninstall(dev_priv->dev);
@@ -909,11 +917,6 @@ static int vmw_driver_unload(struct drm_device *dev)
ttm_object_device_release(&dev_priv->tdev);
iounmap(dev_priv->mmio_virt);
arch_phys_wc_del(dev_priv->mmio_mtrr);
- if (dev_priv->has_mob)
- (void) ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_MOB);
- if (dev_priv->has_gmr)
- (void)ttm_bo_clean_mm(&dev_priv->bdev, VMW_PL_GMR);
- (void)ttm_bo_clean_mm(&dev_priv->bdev, TTM_PL_VRAM);
(void)ttm_bo_device_release(&dev_priv->bdev);
vmw_ttm_global_release(dev_priv);

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
index 87df0b3674fd..6f6fa7d2db47 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
@@ -2759,13 +2759,11 @@ int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
NULL, arg->command_size, arg->throttle_us,
(void __user *)(unsigned long)arg->fence_rep,
NULL);
-
+ ttm_read_unlock(&dev_priv->reservation_sem);
if (unlikely(ret != 0))
- goto out_unlock;
+ return ret;

vmw_kms_cursor_post_execbuf(dev_priv);

-out_unlock:
- ttm_read_unlock(&dev_priv->reservation_sem);
- return ret;
+ return 0;
}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index bedf18c054d1..d61f6d5ae094 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -2037,23 +2037,17 @@ int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
int i;
struct drm_mode_config *mode_config = &dev->mode_config;

- ret = ttm_read_lock(&dev_priv->reservation_sem, true);
- if (unlikely(ret != 0))
- return ret;
-
if (!arg->num_outputs) {
struct drm_vmw_rect def_rect = {0, 0, 800, 600};
vmw_du_update_layout(dev_priv, 1, &def_rect);
- goto out_unlock;
+ return 0;
}

rects_size = arg->num_outputs * sizeof(struct drm_vmw_rect);
rects = kcalloc(arg->num_outputs, sizeof(struct drm_vmw_rect),
GFP_KERNEL);
- if (unlikely(!rects)) {
- ret = -ENOMEM;
- goto out_unlock;
- }
+ if (unlikely(!rects))
+ return -ENOMEM;

user_rects = (void __user *)(unsigned long)arg->rects;
ret = copy_from_user(rects, user_rects, rects_size);
@@ -2078,7 +2072,5 @@ int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,

out_free:
kfree(rects);
-out_unlock:
- ttm_read_unlock(&dev_priv->reservation_sem);
return ret;
}
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 85f70c62b3ab..5ed3a7b91b4c 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -702,6 +702,12 @@ static void hid_scan_collection(struct hid_parser *parser, unsigned type)
if (((parser->global.usage_page << 16) == HID_UP_SENSOR) &&
type == HID_COLLECTION_PHYSICAL)
hid->group = HID_GROUP_SENSOR_HUB;
+
+ if (hid->vendor == USB_VENDOR_ID_MICROSOFT &&
+ (hid->product == USB_DEVICE_ID_MS_TYPE_COVER_3 ||
+ hid->product == USB_DEVICE_ID_MS_TYPE_COVER_3_JP) &&
+ hid->group == HID_GROUP_MULTITOUCH)
+ hid->group = HID_GROUP_GENERIC;
}

static int hid_scan_main(struct hid_parser *parser, struct hid_item *item)
@@ -1840,11 +1846,14 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE7K) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_OFFICE_KB) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3_JP) },
{ HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 1bda12b7af69..51a4d9bbbc9d 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -641,11 +641,14 @@
#define USB_DEVICE_ID_MS_LK6K 0x00f9
#define USB_DEVICE_ID_MS_PRESENTER_8K_BT 0x0701
#define USB_DEVICE_ID_MS_PRESENTER_8K_USB 0x0713
+#define USB_DEVICE_ID_MS_NE7K 0x071d
#define USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K 0x0730
#define USB_DEVICE_ID_MS_COMFORT_MOUSE_4500 0x076c
#define USB_DEVICE_ID_MS_SURFACE_PRO_2 0x0799
#define USB_DEVICE_ID_MS_TOUCH_COVER_2 0x07a7
#define USB_DEVICE_ID_MS_TYPE_COVER_2 0x07a9
+#define USB_DEVICE_ID_MS_TYPE_COVER_3 0x07dc
+#define USB_DEVICE_ID_MS_TYPE_COVER_3_JP 0x07dd

#define USB_VENDOR_ID_MOJO 0x8282
#define USB_DEVICE_ID_RETRO_ADAPTER 0x3201
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 79fa1cd9dfdd..197128ed8225 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -306,10 +306,13 @@ static enum power_supply_property hidinput_battery_props[] = {

static const struct hid_device_id hid_battery_quirks[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
- USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO),
- HID_BATTERY_QUIRK_PERCENT | HID_BATTERY_QUIRK_FEATURE },
+ USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO),
+ HID_BATTERY_QUIRK_PERCENT | HID_BATTERY_QUIRK_FEATURE },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
+ USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI),
+ HID_BATTERY_QUIRK_PERCENT | HID_BATTERY_QUIRK_FEATURE },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
- USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI),
+ USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI),
HID_BATTERY_QUIRK_PERCENT | HID_BATTERY_QUIRK_FEATURE },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO),
diff --git a/drivers/hid/hid-microsoft.c b/drivers/hid/hid-microsoft.c
index 8ba17a946f2a..af935eb198c9 100644
--- a/drivers/hid/hid-microsoft.c
+++ b/drivers/hid/hid-microsoft.c
@@ -264,6 +264,8 @@ static const struct hid_device_id ms_devices[] = {
.driver_data = MS_ERGONOMY },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP),
.driver_data = MS_ERGONOMY },
+ { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE7K),
+ .driver_data = MS_ERGONOMY },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K),
.driver_data = MS_ERGONOMY | MS_RDESC },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB),
@@ -274,6 +276,10 @@ static const struct hid_device_id ms_devices[] = {
.driver_data = MS_NOGET },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500),
.driver_data = MS_DUPLICATE_USAGES },
+ { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3),
+ .driver_data = MS_HIDINPUT },
+ { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3_JP),
+ .driver_data = MS_HIDINPUT },

{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT),
.driver_data = MS_PRESENTER },
diff --git a/drivers/hid/usbhid/hid-pidff.c b/drivers/hid/usbhid/hid-pidff.c
index 10b616702780..0b531c6a76a5 100644
--- a/drivers/hid/usbhid/hid-pidff.c
+++ b/drivers/hid/usbhid/hid-pidff.c
@@ -1252,6 +1252,8 @@ int hid_pidff_init(struct hid_device *hid)

pidff->hid = hid;

+ hid_device_io_start(hid);
+
pidff_find_reports(hid, HID_OUTPUT_REPORT, pidff);
pidff_find_reports(hid, HID_FEATURE_REPORT, pidff);

@@ -1315,9 +1317,13 @@ int hid_pidff_init(struct hid_device *hid)

hid_info(dev, "Force feedback for USB HID PID devices by Anssi Hannula <anssi.hannula@xxxxxxxxx>\n");

+ hid_device_io_stop(hid);
+
return 0;

fail:
+ hid_device_io_stop(hid);
+
kfree(pidff);
return error;
}
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index f10dffa795cd..913c9e0d2963 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -79,6 +79,8 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_FORMOSA, USB_DEVICE_ID_FORMOSA_IR_RECEIVER, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_FREESCALE, USB_DEVICE_ID_FREESCALE_MX28, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3, HID_QUIRK_NO_INIT_REPORTS },
+ { USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3_JP, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GX680R_LED_PANEL, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_NEXIO, USB_DEVICE_ID_NEXIO_MULTITOUCH_PTI0750, HID_QUIRK_NO_INIT_REPORTS },
{ USB_VENDOR_ID_NOVATEK, USB_DEVICE_ID_NOVATEK_MOUSE, HID_QUIRK_NO_INIT_REPORTS },
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 4716eb0bddcd..7c7f4b856bad 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -297,9 +297,6 @@ static int i2c_device_remove(struct device *dev)
status = driver->remove(client);
}

- if (dev->of_node)
- irq_dispose_mapping(client->irq);
-
acpi_dev_pm_detach(&client->dev, true);
return status;
}
diff --git a/drivers/iio/adc/mcp3422.c b/drivers/iio/adc/mcp3422.c
index 51672256072b..b96c636470ef 100644
--- a/drivers/iio/adc/mcp3422.c
+++ b/drivers/iio/adc/mcp3422.c
@@ -58,20 +58,11 @@
.info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SAMP_FREQ), \
}

-/* LSB is in nV to eliminate floating point */
-static const u32 rates_to_lsb[] = {1000000, 250000, 62500, 15625};
-
-/*
- * scales calculated as:
- * rates_to_lsb[sample_rate] / (1 << pga);
- * pga is 1 for 0, 2
- */
-
static const int mcp3422_scales[4][4] = {
- { 1000000, 250000, 62500, 15625 },
- { 500000 , 125000, 31250, 7812 },
- { 250000 , 62500 , 15625, 3906 },
- { 125000 , 31250 , 7812 , 1953 } };
+ { 1000000, 500000, 250000, 125000 },
+ { 250000 , 125000, 62500 , 31250 },
+ { 62500 , 31250 , 15625 , 7812 },
+ { 15625 , 7812 , 3906 , 1953 } };

/* Constant msleep times for data acquisitions */
static const int mcp3422_read_times[4] = {
diff --git a/drivers/iio/dac/ad5686.c b/drivers/iio/dac/ad5686.c
index 17aca4d9bd06..861ba3d60163 100644
--- a/drivers/iio/dac/ad5686.c
+++ b/drivers/iio/dac/ad5686.c
@@ -322,7 +322,7 @@ static int ad5686_probe(struct spi_device *spi)
st = iio_priv(indio_dev);
spi_set_drvdata(spi, indio_dev);

- st->reg = devm_regulator_get(&spi->dev, "vcc");
+ st->reg = devm_regulator_get_optional(&spi->dev, "vcc");
if (!IS_ERR(st->reg)) {
ret = regulator_enable(st->reg);
if (ret)
diff --git a/drivers/iio/imu/adis16400_core.c b/drivers/iio/imu/adis16400_core.c
index 433583b6f800..8ca469c17a91 100644
--- a/drivers/iio/imu/adis16400_core.c
+++ b/drivers/iio/imu/adis16400_core.c
@@ -26,6 +26,7 @@
#include <linux/list.h>
#include <linux/module.h>
#include <linux/debugfs.h>
+#include <linux/bitops.h>

#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
@@ -447,7 +448,7 @@ static int adis16400_read_raw(struct iio_dev *indio_dev,
mutex_unlock(&indio_dev->mlock);
if (ret)
return ret;
- val16 = ((val16 & 0xFFF) << 4) >> 4;
+ val16 = sign_extend32(val16, 11);
*val = val16;
return IIO_VAL_INT;
case IIO_CHAN_INFO_OFFSET:
diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c
index 1cb538fd85e9..f9597b75fa3d 100644
--- a/drivers/irqchip/irq-armada-370-xp.c
+++ b/drivers/irqchip/irq-armada-370-xp.c
@@ -67,6 +67,7 @@
static void __iomem *per_cpu_int_base;
static void __iomem *main_int_base;
static struct irq_domain *armada_370_xp_mpic_domain;
+static int parent_irq;
#ifdef CONFIG_PCI_MSI
static struct irq_domain *armada_370_xp_msi_domain;
static DECLARE_BITMAP(msi_used, PCI_MSI_DOORBELL_NR);
@@ -360,6 +361,7 @@ static int armada_xp_mpic_secondary_init(struct notifier_block *nfb,
{
if (action == CPU_STARTING || action == CPU_STARTING_FROZEN)
armada_xp_mpic_smp_cpu_init();
+
return NOTIFY_OK;
}

@@ -368,6 +370,20 @@ static struct notifier_block armada_370_xp_mpic_cpu_notifier = {
.priority = 100,
};

+static int mpic_cascaded_secondary_init(struct notifier_block *nfb,
+ unsigned long action, void *hcpu)
+{
+ if (action == CPU_STARTING || action == CPU_STARTING_FROZEN)
+ enable_percpu_irq(parent_irq, IRQ_TYPE_NONE);
+
+ return NOTIFY_OK;
+}
+
+static struct notifier_block mpic_cascaded_cpu_notifier = {
+ .notifier_call = mpic_cascaded_secondary_init,
+ .priority = 100,
+};
+
#endif /* CONFIG_SMP */

static struct irq_domain_ops armada_370_xp_mpic_irq_ops = {
@@ -494,7 +510,7 @@ static int __init armada_370_xp_mpic_of_init(struct device_node *node,
struct device_node *parent)
{
struct resource main_int_res, per_cpu_int_res;
- int parent_irq, nr_irqs, i;
+ int nr_irqs, i;
u32 control;

BUG_ON(of_address_to_resource(node, 0, &main_int_res));
@@ -542,6 +558,9 @@ static int __init armada_370_xp_mpic_of_init(struct device_node *node,
register_cpu_notifier(&armada_370_xp_mpic_cpu_notifier);
#endif
} else {
+#ifdef CONFIG_SMP
+ register_cpu_notifier(&mpic_cascaded_cpu_notifier);
+#endif
irq_set_chained_handler(parent_irq,
armada_370_xp_mpic_handle_cascade_irq);
}
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 55de4f6f7eaf..b96ee9d78aa3 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -561,7 +561,7 @@ static int read_balance(struct r1conf *conf, struct r1bio *r1_bio, int *max_sect
if (test_bit(WriteMostly, &rdev->flags)) {
/* Don't balance among write-mostly, just
* use the first as a last resort */
- if (best_disk < 0) {
+ if (best_dist_disk < 0) {
if (is_badblock(rdev, this_sector, sectors,
&first_bad, &bad_sectors)) {
if (first_bad < this_sector)
@@ -570,7 +570,8 @@ static int read_balance(struct r1conf *conf, struct r1bio *r1_bio, int *max_sect
best_good_sectors = first_bad - this_sector;
} else
best_good_sectors = sectors;
- best_disk = disk;
+ best_dist_disk = disk;
+ best_pending_disk = disk;
}
continue;
}
diff --git a/drivers/misc/mei/init.c b/drivers/misc/mei/init.c
index 006929222481..cf83ce10bcee 100644
--- a/drivers/misc/mei/init.c
+++ b/drivers/misc/mei/init.c
@@ -300,6 +300,8 @@ void mei_stop(struct mei_device *dev)

dev->dev_state = MEI_DEV_POWER_DOWN;
mei_reset(dev);
+ /* move device to disabled state unconditionally */
+ dev->dev_state = MEI_DEV_DISABLED;

mutex_unlock(&dev->device_lock);

diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index 96b0b1d27df1..bc677362bc73 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -480,6 +480,42 @@ static void disable_int(struct pxa3xx_nand_info *info, uint32_t int_mask)
nand_writel(info, NDCR, ndcr | int_mask);
}

+static void drain_fifo(struct pxa3xx_nand_info *info, void *data, int len)
+{
+ if (info->ecc_bch) {
+ int timeout;
+
+ /*
+ * According to the datasheet, when reading from NDDB
+ * with BCH enabled, after each 32 bytes reads, we
+ * have to make sure that the NDSR.RDDREQ bit is set.
+ *
+ * Drain the FIFO 8 32 bits reads at a time, and skip
+ * the polling on the last read.
+ */
+ while (len > 8) {
+ __raw_readsl(info->mmio_base + NDDB, data, 8);
+
+ for (timeout = 0;
+ !(nand_readl(info, NDSR) & NDSR_RDDREQ);
+ timeout++) {
+ if (timeout >= 5) {
+ dev_err(&info->pdev->dev,
+ "Timeout on RDDREQ while draining the FIFO\n");
+ return;
+ }
+
+ mdelay(1);
+ }
+
+ data += 32;
+ len -= 8;
+ }
+ }
+
+ __raw_readsl(info->mmio_base + NDDB, data, len);
+}
+
static void handle_data_pio(struct pxa3xx_nand_info *info)
{
unsigned int do_bytes = min(info->data_size, info->chunk_size);
@@ -496,14 +532,14 @@ static void handle_data_pio(struct pxa3xx_nand_info *info)
DIV_ROUND_UP(info->oob_size, 4));
break;
case STATE_PIO_READING:
- __raw_readsl(info->mmio_base + NDDB,
- info->data_buff + info->data_buff_pos,
- DIV_ROUND_UP(do_bytes, 4));
+ drain_fifo(info,
+ info->data_buff + info->data_buff_pos,
+ DIV_ROUND_UP(do_bytes, 4));

if (info->oob_size > 0)
- __raw_readsl(info->mmio_base + NDDB,
- info->oob_buff + info->oob_buff_pos,
- DIV_ROUND_UP(info->oob_size, 4));
+ drain_fifo(info,
+ info->oob_buff + info->oob_buff_pos,
+ DIV_ROUND_UP(info->oob_size, 4));
break;
default:
dev_err(&info->pdev->dev, "%s: invalid state %d\n", __func__,
diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index 9b04d0a9356d..c543c3aaee4d 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -501,6 +501,10 @@ struct sk_buff *alloc_can_skb(struct net_device *dev, struct can_frame **cf)
skb->pkt_type = PACKET_BROADCAST;
skb->ip_summed = CHECKSUM_UNNECESSARY;

+ skb_reset_mac_header(skb);
+ skb_reset_network_header(skb);
+ skb_reset_transport_header(skb);
+
can_skb_reserve(skb);
can_skb_prv(skb)->ifindex = dev->ifindex;

@@ -525,6 +529,10 @@ struct sk_buff *alloc_canfd_skb(struct net_device *dev,
skb->pkt_type = PACKET_BROADCAST;
skb->ip_summed = CHECKSUM_UNNECESSARY;

+ skb_reset_mac_header(skb);
+ skb_reset_network_header(skb);
+ skb_reset_transport_header(skb);
+
can_skb_reserve(skb);
can_skb_prv(skb)->ifindex = dev->ifindex;

diff --git a/drivers/net/can/usb/kvaser_usb.c b/drivers/net/can/usb/kvaser_usb.c
index 8b255e777cc7..66b259bd9bce 100644
--- a/drivers/net/can/usb/kvaser_usb.c
+++ b/drivers/net/can/usb/kvaser_usb.c
@@ -12,6 +12,7 @@
* Copyright (C) 2012 Olivier Sobrie <olivier@xxxxxxxxx>
*/

+#include <linux/kernel.h>
#include <linux/completion.h>
#include <linux/module.h>
#include <linux/netdevice.h>
@@ -403,8 +404,15 @@ static int kvaser_usb_wait_msg(const struct kvaser_usb *dev, u8 id,
while (pos <= actual_len - MSG_HEADER_LEN) {
tmp = buf + pos;

- if (!tmp->len)
- break;
+ /* Handle messages crossing the USB endpoint max packet
+ * size boundary. Check kvaser_usb_read_bulk_callback()
+ * for further details.
+ */
+ if (tmp->len == 0) {
+ pos = round_up(pos,
+ dev->bulk_in->wMaxPacketSize);
+ continue;
+ }

if (pos + tmp->len > actual_len) {
dev_err(dev->udev->dev.parent,
@@ -595,7 +603,6 @@ static int kvaser_usb_simple_msg_async(struct kvaser_usb_net_priv *priv,
netdev_err(netdev, "Error transmitting URB\n");
usb_unanchor_urb(urb);
usb_free_urb(urb);
- kfree(buf);
return err;
}

@@ -983,8 +990,19 @@ static void kvaser_usb_read_bulk_callback(struct urb *urb)
while (pos <= urb->actual_length - MSG_HEADER_LEN) {
msg = urb->transfer_buffer + pos;

- if (!msg->len)
- break;
+ /* The Kvaser firmware can only read and write messages that
+ * does not cross the USB's endpoint wMaxPacketSize boundary.
+ * If a follow-up command crosses such boundary, firmware puts
+ * a placeholder zero-length command in its place then aligns
+ * the real command to the next max packet size.
+ *
+ * Handle such cases or we're going to miss a significant
+ * number of events in case of a heavy rx load on the bus.
+ */
+ if (msg->len == 0) {
+ pos = round_up(pos, dev->bulk_in->wMaxPacketSize);
+ continue;
+ }

if (pos + msg->len > urb->actual_length) {
dev_err(dev->udev->dev.parent, "Format error\n");
@@ -992,7 +1010,6 @@ static void kvaser_usb_read_bulk_callback(struct urb *urb)
}

kvaser_usb_handle_message(dev, msg);
-
pos += msg->len;
}

@@ -1281,8 +1298,7 @@ static netdev_tx_t kvaser_usb_start_xmit(struct sk_buff *skb,
struct urb *urb;
void *buf;
struct kvaser_msg *msg;
- int i, err;
- int ret = NETDEV_TX_OK;
+ int i, err, ret = NETDEV_TX_OK;

if (can_dropped_invalid_skb(netdev, skb))
return NETDEV_TX_OK;
@@ -1299,7 +1315,7 @@ static netdev_tx_t kvaser_usb_start_xmit(struct sk_buff *skb,
if (!buf) {
stats->tx_dropped++;
dev_kfree_skb(skb);
- goto nobufmem;
+ goto freeurb;
}

msg = buf;
@@ -1336,8 +1352,10 @@ static netdev_tx_t kvaser_usb_start_xmit(struct sk_buff *skb,
/* This should never happen; it implies a flow control bug */
if (!context) {
netdev_warn(netdev, "cannot find free context\n");
+
+ kfree(buf);
ret = NETDEV_TX_BUSY;
- goto releasebuf;
+ goto freeurb;
}

context->priv = priv;
@@ -1374,16 +1392,12 @@ static netdev_tx_t kvaser_usb_start_xmit(struct sk_buff *skb,
else
netdev_warn(netdev, "Failed tx_urb %d\n", err);

- goto releasebuf;
+ goto freeurb;
}

- usb_free_urb(urb);
-
- return NETDEV_TX_OK;
+ ret = NETDEV_TX_OK;

-releasebuf:
- kfree(buf);
-nobufmem:
+freeurb:
usb_free_urb(urb);
return ret;
}
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 73cfb21899a7..b0c3b33edf84 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -12496,6 +12496,9 @@ static int bnx2x_init_dev(struct bnx2x *bp, struct pci_dev *pdev,
pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS,
PCICFG_VENDOR_ID_OFFSET);

+ /* Set PCIe reset type to fundamental for EEH recovery */
+ pdev->needs_freset = 1;
+
/* AER (Advanced Error reporting) configuration */
rc = pci_enable_pcie_error_reporting(pdev);
if (!rc)
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
index b40050e03a56..078da66132d5 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
@@ -2351,23 +2351,29 @@ static int qlge_update_hw_vlan_features(struct net_device *ndev,
{
struct ql_adapter *qdev = netdev_priv(ndev);
int status = 0;
+ bool need_restart = netif_running(ndev);

- status = ql_adapter_down(qdev);
- if (status) {
- netif_err(qdev, link, qdev->ndev,
- "Failed to bring down the adapter\n");
- return status;
+ if (need_restart) {
+ status = ql_adapter_down(qdev);
+ if (status) {
+ netif_err(qdev, link, qdev->ndev,
+ "Failed to bring down the adapter\n");
+ return status;
+ }
}

/* update the features with resent change */
ndev->features = features;

- status = ql_adapter_up(qdev);
- if (status) {
- netif_err(qdev, link, qdev->ndev,
- "Failed to bring up the adapter\n");
- return status;
+ if (need_restart) {
+ status = ql_adapter_up(qdev);
+ if (status) {
+ netif_err(qdev, link, qdev->ndev,
+ "Failed to bring up the adapter\n");
+ return status;
+ }
}
+
return status;
}

diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index 07c942b6ae01..e8c21f911b6f 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -637,12 +637,15 @@ static void macvtap_skb_to_vnet_hdr(const struct sk_buff *skb,
} /* else everything is zero */
}

+/* Neighbour code has some assumptions on HH_DATA_MOD alignment */
+#define MACVTAP_RESERVE HH_DATA_OFF(ETH_HLEN)
+
/* Get packet from user space buffer */
static ssize_t macvtap_get_user(struct macvtap_queue *q, struct msghdr *m,
const struct iovec *iv, unsigned long total_len,
size_t count, int noblock)
{
- int good_linear = SKB_MAX_HEAD(NET_IP_ALIGN);
+ int good_linear = SKB_MAX_HEAD(MACVTAP_RESERVE);
struct sk_buff *skb;
struct macvlan_dev *vlan;
unsigned long len = total_len;
@@ -701,7 +704,7 @@ static ssize_t macvtap_get_user(struct macvtap_queue *q, struct msghdr *m,
linear = vnet_hdr.hdr_len;
}

- skb = macvtap_alloc_skb(&q->sk, NET_IP_ALIGN, copylen,
+ skb = macvtap_alloc_skb(&q->sk, MACVTAP_RESERVE, copylen,
linear, noblock, &err);
if (!skb)
goto err;
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index f7c61812ea4a..d792574b0db6 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -216,6 +216,25 @@ static inline unsigned int phy_find_valid(unsigned int idx, u32 features)
}

/**
+ * phy_check_valid - check if there is a valid PHY setting which matches
+ * speed, duplex, and feature mask
+ * @speed: speed to match
+ * @duplex: duplex to match
+ * @features: A mask of the valid settings
+ *
+ * Description: Returns true if there is a valid setting, false otherwise.
+ */
+static inline bool phy_check_valid(int speed, int duplex, u32 features)
+{
+ unsigned int idx;
+
+ idx = phy_find_valid(phy_find_setting(speed, duplex), features);
+
+ return settings[idx].speed == speed && settings[idx].duplex == duplex &&
+ (settings[idx].setting & features);
+}
+
+/**
* phy_sanitize_settings - make sure the PHY is set to supported speed and duplex
* @phydev: the target phy_device struct
*
@@ -992,7 +1011,6 @@ int phy_init_eee(struct phy_device *phydev, bool clk_stop_enable)
int eee_lp, eee_cap, eee_adv;
u32 lp, cap, adv;
int status;
- unsigned int idx;

/* Read phy status to properly get the right settings */
status = phy_read_status(phydev);
@@ -1024,8 +1042,7 @@ int phy_init_eee(struct phy_device *phydev, bool clk_stop_enable)

adv = mmd_eee_adv_to_ethtool_adv_t(eee_adv);
lp = mmd_eee_adv_to_ethtool_adv_t(eee_lp);
- idx = phy_find_setting(phydev->speed, phydev->duplex);
- if (!(lp & adv & settings[idx].setting))
+ if (!phy_check_valid(phydev->speed, phydev->duplex, lp & adv))
return -EPROTONOSUPPORT;

if (clk_stop_enable) {
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 3dd334a29fcf..82fcb2df455b 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -42,9 +42,7 @@

static struct team_port *team_port_get_rcu(const struct net_device *dev)
{
- struct team_port *port = rcu_dereference(dev->rx_handler_data);
-
- return team_port_exists(dev) ? port : NULL;
+ return rcu_dereference(dev->rx_handler_data);
}

static struct team_port *team_port_get_rtnl(const struct net_device *dev)
@@ -1717,11 +1715,11 @@ static int team_set_mac_address(struct net_device *dev, void *p)
if (dev->type == ARPHRD_ETHER && !is_valid_ether_addr(addr->sa_data))
return -EADDRNOTAVAIL;
memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
- rcu_read_lock();
- list_for_each_entry_rcu(port, &team->port_list, list)
+ mutex_lock(&team->lock);
+ list_for_each_entry(port, &team->port_list, list)
if (team->ops.port_change_dev_addr)
team->ops.port_change_dev_addr(team, port);
- rcu_read_unlock();
+ mutex_unlock(&team->lock);
return 0;
}

diff --git a/drivers/net/usb/cx82310_eth.c b/drivers/net/usb/cx82310_eth.c
index 3eed708a6182..fe48f4c51373 100644
--- a/drivers/net/usb/cx82310_eth.c
+++ b/drivers/net/usb/cx82310_eth.c
@@ -300,9 +300,18 @@ static const struct driver_info cx82310_info = {
.tx_fixup = cx82310_tx_fixup,
};

+#define USB_DEVICE_CLASS(vend, prod, cl, sc, pr) \
+ .match_flags = USB_DEVICE_ID_MATCH_DEVICE | \
+ USB_DEVICE_ID_MATCH_DEV_INFO, \
+ .idVendor = (vend), \
+ .idProduct = (prod), \
+ .bDeviceClass = (cl), \
+ .bDeviceSubClass = (sc), \
+ .bDeviceProtocol = (pr)
+
static const struct usb_device_id products[] = {
{
- USB_DEVICE_AND_INTERFACE_INFO(0x0572, 0xcb01, 0xff, 0, 0),
+ USB_DEVICE_CLASS(0x0572, 0xcb01, 0xff, 0, 0),
.driver_info = (unsigned long) &cx82310_info
},
{ },
diff --git a/drivers/net/usb/plusb.c b/drivers/net/usb/plusb.c
index 3d18bb0eee85..1bfe0fcaccf5 100644
--- a/drivers/net/usb/plusb.c
+++ b/drivers/net/usb/plusb.c
@@ -134,6 +134,11 @@ static const struct usb_device_id products [] = {
}, {
USB_DEVICE(0x050d, 0x258a), /* Belkin F5U258/F5U279 (PL-25A1) */
.driver_info = (unsigned long) &prolific_info,
+}, {
+ USB_DEVICE(0x3923, 0x7825), /* National Instruments USB
+ * Host-to-Host Cable
+ */
+ .driver_info = (unsigned long) &prolific_info,
},

{ }, // END
diff --git a/drivers/net/wireless/ath/ath5k/reset.c b/drivers/net/wireless/ath/ath5k/reset.c
index a3399c4f13a9..b9b651ea9851 100644
--- a/drivers/net/wireless/ath/ath5k/reset.c
+++ b/drivers/net/wireless/ath/ath5k/reset.c
@@ -478,7 +478,7 @@ ath5k_hw_wisoc_reset(struct ath5k_hw *ah, u32 flags)
regval = ioread32(reg);
iowrite32(regval | val, reg);
regval = ioread32(reg);
- usleep_range(100, 150);
+ udelay(100); /* NB: should be atomic */

/* Bring BB/MAC out of reset */
iowrite32(regval & ~val, reg);
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index 6d04771e4903..045b63ae97d5 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -516,7 +516,8 @@ static ssize_t driver_override_store(struct device *dev,
struct pci_dev *pdev = to_pci_dev(dev);
char *driver_override, *old = pdev->driver_override, *cp;

- if (count > PATH_MAX)
+ /* We need to keep extra room for a newline */
+ if (count >= (PAGE_SIZE - 1))
return -EINVAL;

driver_override = kstrndup(buf, count, GFP_KERNEL);
@@ -544,7 +545,7 @@ static ssize_t driver_override_show(struct device *dev,
{
struct pci_dev *pdev = to_pci_dev(dev);

- return sprintf(buf, "%s\n", pdev->driver_override);
+ return snprintf(buf, PAGE_SIZE, "%s\n", pdev->driver_override);
}
static DEVICE_ATTR_RW(driver_override);

diff --git a/drivers/scsi/libsas/sas_discover.c b/drivers/scsi/libsas/sas_discover.c
index 62b58d38ce2e..60de66252fa2 100644
--- a/drivers/scsi/libsas/sas_discover.c
+++ b/drivers/scsi/libsas/sas_discover.c
@@ -500,6 +500,7 @@ static void sas_revalidate_domain(struct work_struct *work)
struct sas_discovery_event *ev = to_sas_discovery_event(work);
struct asd_sas_port *port = ev->port;
struct sas_ha_struct *ha = port->ha;
+ struct domain_device *ddev = port->port_dev;

/* prevent revalidation from finding sata links in recovery */
mutex_lock(&ha->disco_mutex);
@@ -514,8 +515,9 @@ static void sas_revalidate_domain(struct work_struct *work)
SAS_DPRINTK("REVALIDATING DOMAIN on port %d, pid:%d\n", port->id,
task_pid_nr(current));

- if (port->port_dev)
- res = sas_ex_revalidate_domain(port->port_dev);
+ if (ddev && (ddev->dev_type == SAS_FANOUT_EXPANDER_DEVICE ||
+ ddev->dev_type == SAS_EDGE_EXPANDER_DEVICE))
+ res = sas_ex_revalidate_domain(ddev);

SAS_DPRINTK("done REVALIDATING DOMAIN on port %d, pid:%d, res 0x%x\n",
port->id, task_pid_nr(current), res);
diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c
index 92a6f0d93233..a65823bddf01 100644
--- a/drivers/spi/spi-atmel.c
+++ b/drivers/spi/spi-atmel.c
@@ -781,17 +781,17 @@ static void atmel_spi_pdc_next_xfer(struct spi_master *master,
(unsigned long long)xfer->rx_dma);
}

- /* REVISIT: We're waiting for ENDRX before we start the next
+ /* REVISIT: We're waiting for RXBUFF before we start the next
* transfer because we need to handle some difficult timing
- * issues otherwise. If we wait for ENDTX in one transfer and
- * then starts waiting for ENDRX in the next, it's difficult
- * to tell the difference between the ENDRX interrupt we're
- * actually waiting for and the ENDRX interrupt of the
+ * issues otherwise. If we wait for TXBUFE in one transfer and
+ * then starts waiting for RXBUFF in the next, it's difficult
+ * to tell the difference between the RXBUFF interrupt we're
+ * actually waiting for and the RXBUFF interrupt of the
* previous transfer.
*
* It should be doable, though. Just not now...
*/
- spi_writel(as, IER, SPI_BIT(ENDRX) | SPI_BIT(OVRES));
+ spi_writel(as, IER, SPI_BIT(RXBUFF) | SPI_BIT(OVRES));
spi_writel(as, PTCR, SPI_BIT(TXTEN) | SPI_BIT(RXTEN));
}

diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c
index 32a3718cc5b4..4fc4c20893e1 100644
--- a/drivers/spi/spi-dw.c
+++ b/drivers/spi/spi-dw.c
@@ -622,13 +622,13 @@ static void spi_hw_init(struct dw_spi *dws)
*/
if (!dws->fifo_len) {
u32 fifo;
- for (fifo = 2; fifo <= 256; fifo++) {
+ for (fifo = 1; fifo < 256; fifo++) {
dw_writew(dws, DW_SPI_TXFLTR, fifo);
if (fifo != dw_readw(dws, DW_SPI_TXFLTR))
break;
}

- dws->fifo_len = (fifo == 2) ? 0 : fifo - 1;
+ dws->fifo_len = (fifo == 1) ? 0 : fifo;
dw_writew(dws, DW_SPI_TXFLTR, 0);
}
}
diff --git a/drivers/spi/spi-pl022.c b/drivers/spi/spi-pl022.c
index abc69c00e693..02798036df8f 100644
--- a/drivers/spi/spi-pl022.c
+++ b/drivers/spi/spi-pl022.c
@@ -502,12 +502,12 @@ static void giveback(struct pl022 *pl022)
pl022->cur_msg = NULL;
pl022->cur_transfer = NULL;
pl022->cur_chip = NULL;
- spi_finalize_current_message(pl022->master);

/* disable the SPI/SSP operation */
writew((readw(SSP_CR1(pl022->virtbase)) &
(~SSP_CR1_MASK_SSE)), SSP_CR1(pl022->virtbase));

+ spi_finalize_current_message(pl022->master);
}

/**
diff --git a/drivers/staging/comedi/drivers/adv_pci1710.c b/drivers/staging/comedi/drivers/adv_pci1710.c
index 602b7a1e40e6..89de43ffc110 100644
--- a/drivers/staging/comedi/drivers/adv_pci1710.c
+++ b/drivers/staging/comedi/drivers/adv_pci1710.c
@@ -456,7 +456,6 @@ static int pci171x_insn_read_ai(struct comedi_device *dev,
struct comedi_insn *insn, unsigned int *data)
{
struct pci1710_private *devpriv = dev->private;
- unsigned int chan = CR_CHAN(insn->chanspec);
int ret = 0;
int i;

@@ -478,7 +477,7 @@ static int pci171x_insn_read_ai(struct comedi_device *dev,
break;

val = inw(dev->iobase + PCI171x_AD_DATA);
- ret = pci171x_ai_dropout(dev, s, chan, val);
+ ret = pci171x_ai_dropout(dev, s, 0, val);
if (ret)
break;

diff --git a/drivers/staging/iio/adc/mxs-lradc.c b/drivers/staging/iio/adc/mxs-lradc.c
index 6d500c21cc58..37a1192f1637 100644
--- a/drivers/staging/iio/adc/mxs-lradc.c
+++ b/drivers/staging/iio/adc/mxs-lradc.c
@@ -214,11 +214,17 @@ struct mxs_lradc {
unsigned long is_divided;

/*
- * Touchscreen LRADC channels receives a private slot in the CTRL4
- * register, the slot #7. Therefore only 7 slots instead of 8 in the
- * CTRL4 register can be mapped to LRADC channels when using the
- * touchscreen.
- *
+ * When the touchscreen is enabled, we give it two private virtual
+ * channels: #6 and #7. This means that only 6 virtual channels (instead
+ * of 8) will be available for buffered capture.
+ */
+#define TOUCHSCREEN_VCHANNEL1 7
+#define TOUCHSCREEN_VCHANNEL2 6
+#define BUFFER_VCHANS_LIMITED 0x3f
+#define BUFFER_VCHANS_ALL 0xff
+ u8 buffer_vchans;
+
+ /*
* Furthermore, certain LRADC channels are shared between touchscreen
* and/or touch-buttons and generic LRADC block. Therefore when using
* either of these, these channels are not available for the regular
@@ -342,6 +348,9 @@ struct mxs_lradc {
#define LRADC_CTRL4 0x140
#define LRADC_CTRL4_LRADCSELECT_MASK(n) (0xf << ((n) * 4))
#define LRADC_CTRL4_LRADCSELECT_OFFSET(n) ((n) * 4)
+#define LRADC_CTRL4_LRADCSELECT(n, x) \
+ (((x) << LRADC_CTRL4_LRADCSELECT_OFFSET(n)) & \
+ LRADC_CTRL4_LRADCSELECT_MASK(n))

#define LRADC_RESOLUTION 12
#define LRADC_SINGLE_SAMPLE_MASK ((1 << LRADC_RESOLUTION) - 1)
@@ -423,6 +432,14 @@ static bool mxs_lradc_check_touch_event(struct mxs_lradc *lradc)
LRADC_STATUS_TOUCH_DETECT_RAW);
}

+static void mxs_lradc_map_channel(struct mxs_lradc *lradc, unsigned vch,
+ unsigned ch)
+{
+ mxs_lradc_reg_clear(lradc, LRADC_CTRL4_LRADCSELECT_MASK(vch),
+ LRADC_CTRL4);
+ mxs_lradc_reg_set(lradc, LRADC_CTRL4_LRADCSELECT(vch, ch), LRADC_CTRL4);
+}
+
static void mxs_lradc_setup_ts_channel(struct mxs_lradc *lradc, unsigned ch)
{
/*
@@ -450,12 +467,8 @@ static void mxs_lradc_setup_ts_channel(struct mxs_lradc *lradc, unsigned ch)
LRADC_DELAY_DELAY(lradc->over_sample_delay - 1),
LRADC_DELAY(3));

- mxs_lradc_reg_clear(lradc, LRADC_CTRL1_LRADC_IRQ(2) |
- LRADC_CTRL1_LRADC_IRQ(3) | LRADC_CTRL1_LRADC_IRQ(4) |
- LRADC_CTRL1_LRADC_IRQ(5), LRADC_CTRL1);
+ mxs_lradc_reg_clear(lradc, LRADC_CTRL1_LRADC_IRQ(ch), LRADC_CTRL1);

- /* wake us again, when the complete conversion is done */
- mxs_lradc_reg_set(lradc, LRADC_CTRL1_LRADC_IRQ_EN(ch), LRADC_CTRL1);
/*
* after changing the touchscreen plates setting
* the signals need some initial time to settle. Start the
@@ -508,12 +521,8 @@ static void mxs_lradc_setup_ts_pressure(struct mxs_lradc *lradc, unsigned ch1,
LRADC_DELAY_DELAY(lradc->over_sample_delay - 1),
LRADC_DELAY(3));

- mxs_lradc_reg_clear(lradc, LRADC_CTRL1_LRADC_IRQ(2) |
- LRADC_CTRL1_LRADC_IRQ(3) | LRADC_CTRL1_LRADC_IRQ(4) |
- LRADC_CTRL1_LRADC_IRQ(5), LRADC_CTRL1);
+ mxs_lradc_reg_clear(lradc, LRADC_CTRL1_LRADC_IRQ(ch2), LRADC_CTRL1);

- /* wake us again, when the conversions are done */
- mxs_lradc_reg_set(lradc, LRADC_CTRL1_LRADC_IRQ_EN(ch2), LRADC_CTRL1);
/*
* after changing the touchscreen plates setting
* the signals need some initial time to settle. Start the
@@ -578,36 +587,6 @@ static unsigned mxs_lradc_read_ts_pressure(struct mxs_lradc *lradc,
#define TS_CH_XM 4
#define TS_CH_YM 5

-static int mxs_lradc_read_ts_channel(struct mxs_lradc *lradc)
-{
- u32 reg;
- int val;
-
- reg = readl(lradc->base + LRADC_CTRL1);
-
- /* only channels 3 to 5 are of interest here */
- if (reg & LRADC_CTRL1_LRADC_IRQ(TS_CH_YP)) {
- mxs_lradc_reg_clear(lradc, LRADC_CTRL1_LRADC_IRQ_EN(TS_CH_YP) |
- LRADC_CTRL1_LRADC_IRQ(TS_CH_YP), LRADC_CTRL1);
- val = mxs_lradc_read_raw_channel(lradc, TS_CH_YP);
- } else if (reg & LRADC_CTRL1_LRADC_IRQ(TS_CH_XM)) {
- mxs_lradc_reg_clear(lradc, LRADC_CTRL1_LRADC_IRQ_EN(TS_CH_XM) |
- LRADC_CTRL1_LRADC_IRQ(TS_CH_XM), LRADC_CTRL1);
- val = mxs_lradc_read_raw_channel(lradc, TS_CH_XM);
- } else if (reg & LRADC_CTRL1_LRADC_IRQ(TS_CH_YM)) {
- mxs_lradc_reg_clear(lradc, LRADC_CTRL1_LRADC_IRQ_EN(TS_CH_YM) |
- LRADC_CTRL1_LRADC_IRQ(TS_CH_YM), LRADC_CTRL1);
- val = mxs_lradc_read_raw_channel(lradc, TS_CH_YM);
- } else {
- return -EIO;
- }
-
- mxs_lradc_reg_wrt(lradc, 0, LRADC_DELAY(2));
- mxs_lradc_reg_wrt(lradc, 0, LRADC_DELAY(3));
-
- return val;
-}
-
/*
* YP(open)--+-------------+
* | |--+
@@ -651,7 +630,8 @@ static void mxs_lradc_prepare_x_pos(struct mxs_lradc *lradc)
mxs_lradc_reg_set(lradc, mxs_lradc_drive_x_plate(lradc), LRADC_CTRL0);

lradc->cur_plate = LRADC_SAMPLE_X;
- mxs_lradc_setup_ts_channel(lradc, TS_CH_YP);
+ mxs_lradc_map_channel(lradc, TOUCHSCREEN_VCHANNEL1, TS_CH_YP);
+ mxs_lradc_setup_ts_channel(lradc, TOUCHSCREEN_VCHANNEL1);
}

/*
@@ -672,7 +652,8 @@ static void mxs_lradc_prepare_y_pos(struct mxs_lradc *lradc)
mxs_lradc_reg_set(lradc, mxs_lradc_drive_y_plate(lradc), LRADC_CTRL0);

lradc->cur_plate = LRADC_SAMPLE_Y;
- mxs_lradc_setup_ts_channel(lradc, TS_CH_XM);
+ mxs_lradc_map_channel(lradc, TOUCHSCREEN_VCHANNEL1, TS_CH_XM);
+ mxs_lradc_setup_ts_channel(lradc, TOUCHSCREEN_VCHANNEL1);
}

/*
@@ -693,7 +674,10 @@ static void mxs_lradc_prepare_pressure(struct mxs_lradc *lradc)
mxs_lradc_reg_set(lradc, mxs_lradc_drive_pressure(lradc), LRADC_CTRL0);

lradc->cur_plate = LRADC_SAMPLE_PRESSURE;
- mxs_lradc_setup_ts_pressure(lradc, TS_CH_XP, TS_CH_YM);
+ mxs_lradc_map_channel(lradc, TOUCHSCREEN_VCHANNEL1, TS_CH_YM);
+ mxs_lradc_map_channel(lradc, TOUCHSCREEN_VCHANNEL2, TS_CH_XP);
+ mxs_lradc_setup_ts_pressure(lradc, TOUCHSCREEN_VCHANNEL2,
+ TOUCHSCREEN_VCHANNEL1);
}

static void mxs_lradc_enable_touch_detection(struct mxs_lradc *lradc)
@@ -706,6 +690,19 @@ static void mxs_lradc_enable_touch_detection(struct mxs_lradc *lradc)
mxs_lradc_reg_set(lradc, LRADC_CTRL1_TOUCH_DETECT_IRQ_EN, LRADC_CTRL1);
}

+static void mxs_lradc_start_touch_event(struct mxs_lradc *lradc)
+{
+ mxs_lradc_reg_clear(lradc, LRADC_CTRL1_TOUCH_DETECT_IRQ_EN,
+ LRADC_CTRL1);
+ mxs_lradc_reg_set(lradc,
+ LRADC_CTRL1_LRADC_IRQ_EN(TOUCHSCREEN_VCHANNEL1), LRADC_CTRL1);
+ /*
+ * start with the Y-pos, because it uses nearly the same plate
+ * settings like the touch detection
+ */
+ mxs_lradc_prepare_y_pos(lradc);
+}
+
static void mxs_lradc_report_ts_event(struct mxs_lradc *lradc)
{
input_report_abs(lradc->ts_input, ABS_X, lradc->ts_x_pos);
@@ -723,10 +720,12 @@ static void mxs_lradc_complete_touch_event(struct mxs_lradc *lradc)
* start a dummy conversion to burn time to settle the signals
* note: we are not interested in the conversion's value
*/
- mxs_lradc_reg_wrt(lradc, 0, LRADC_CH(5));
- mxs_lradc_reg_clear(lradc, LRADC_CTRL1_LRADC_IRQ(5), LRADC_CTRL1);
- mxs_lradc_reg_set(lradc, LRADC_CTRL1_LRADC_IRQ_EN(5), LRADC_CTRL1);
- mxs_lradc_reg_wrt(lradc, LRADC_DELAY_TRIGGER(1 << 5) |
+ mxs_lradc_reg_wrt(lradc, 0, LRADC_CH(TOUCHSCREEN_VCHANNEL1));
+ mxs_lradc_reg_clear(lradc,
+ LRADC_CTRL1_LRADC_IRQ(TOUCHSCREEN_VCHANNEL1) |
+ LRADC_CTRL1_LRADC_IRQ(TOUCHSCREEN_VCHANNEL2), LRADC_CTRL1);
+ mxs_lradc_reg_wrt(lradc,
+ LRADC_DELAY_TRIGGER(1 << TOUCHSCREEN_VCHANNEL1) |
LRADC_DELAY_KICK | LRADC_DELAY_DELAY(10), /* waste 5 ms */
LRADC_DELAY(2));
}
@@ -758,59 +757,45 @@ static void mxs_lradc_finish_touch_event(struct mxs_lradc *lradc, bool valid)

/* if it is released, wait for the next touch via IRQ */
lradc->cur_plate = LRADC_TOUCH;
- mxs_lradc_reg_clear(lradc, LRADC_CTRL1_TOUCH_DETECT_IRQ, LRADC_CTRL1);
+ mxs_lradc_reg_wrt(lradc, 0, LRADC_DELAY(2));
+ mxs_lradc_reg_wrt(lradc, 0, LRADC_DELAY(3));
+ mxs_lradc_reg_clear(lradc, LRADC_CTRL1_TOUCH_DETECT_IRQ |
+ LRADC_CTRL1_LRADC_IRQ_EN(TOUCHSCREEN_VCHANNEL1) |
+ LRADC_CTRL1_LRADC_IRQ(TOUCHSCREEN_VCHANNEL1), LRADC_CTRL1);
mxs_lradc_reg_set(lradc, LRADC_CTRL1_TOUCH_DETECT_IRQ_EN, LRADC_CTRL1);
}

/* touchscreen's state machine */
static void mxs_lradc_handle_touch(struct mxs_lradc *lradc)
{
- int val;
-
switch (lradc->cur_plate) {
case LRADC_TOUCH:
- /*
- * start with the Y-pos, because it uses nearly the same plate
- * settings like the touch detection
- */
- if (mxs_lradc_check_touch_event(lradc)) {
- mxs_lradc_reg_clear(lradc,
- LRADC_CTRL1_TOUCH_DETECT_IRQ_EN,
- LRADC_CTRL1);
- mxs_lradc_prepare_y_pos(lradc);
- }
+ if (mxs_lradc_check_touch_event(lradc))
+ mxs_lradc_start_touch_event(lradc);
mxs_lradc_reg_clear(lradc, LRADC_CTRL1_TOUCH_DETECT_IRQ,
LRADC_CTRL1);
return;

case LRADC_SAMPLE_Y:
- val = mxs_lradc_read_ts_channel(lradc);
- if (val < 0) {
- mxs_lradc_enable_touch_detection(lradc); /* re-start */
- return;
- }
- lradc->ts_y_pos = val;
+ lradc->ts_y_pos = mxs_lradc_read_raw_channel(lradc,
+ TOUCHSCREEN_VCHANNEL1);
mxs_lradc_prepare_x_pos(lradc);
return;

case LRADC_SAMPLE_X:
- val = mxs_lradc_read_ts_channel(lradc);
- if (val < 0) {
- mxs_lradc_enable_touch_detection(lradc); /* re-start */
- return;
- }
- lradc->ts_x_pos = val;
+ lradc->ts_x_pos = mxs_lradc_read_raw_channel(lradc,
+ TOUCHSCREEN_VCHANNEL1);
mxs_lradc_prepare_pressure(lradc);
return;

case LRADC_SAMPLE_PRESSURE:
- lradc->ts_pressure =
- mxs_lradc_read_ts_pressure(lradc, TS_CH_XP, TS_CH_YM);
+ lradc->ts_pressure = mxs_lradc_read_ts_pressure(lradc,
+ TOUCHSCREEN_VCHANNEL2,
+ TOUCHSCREEN_VCHANNEL1);
mxs_lradc_complete_touch_event(lradc);
return;

case LRADC_SAMPLE_VALID:
- val = mxs_lradc_read_ts_channel(lradc); /* ignore the value */
mxs_lradc_finish_touch_event(lradc, 1);
break;
}
@@ -842,9 +827,9 @@ static int mxs_lradc_read_single(struct iio_dev *iio_dev, int chan, int *val)
* used if doing raw sampling.
*/
if (lradc->soc == IMX28_LRADC)
- mxs_lradc_reg_clear(lradc, LRADC_CTRL1_MX28_LRADC_IRQ_EN_MASK,
+ mxs_lradc_reg_clear(lradc, LRADC_CTRL1_LRADC_IRQ_EN(0),
LRADC_CTRL1);
- mxs_lradc_reg_clear(lradc, 0xff, LRADC_CTRL0);
+ mxs_lradc_reg_clear(lradc, 0x1, LRADC_CTRL0);

/* Enable / disable the divider per requirement */
if (test_bit(chan, &lradc->is_divided))
@@ -1088,9 +1073,8 @@ static void mxs_lradc_disable_ts(struct mxs_lradc *lradc)
{
/* stop all interrupts from firing */
mxs_lradc_reg_clear(lradc, LRADC_CTRL1_TOUCH_DETECT_IRQ_EN |
- LRADC_CTRL1_LRADC_IRQ_EN(2) | LRADC_CTRL1_LRADC_IRQ_EN(3) |
- LRADC_CTRL1_LRADC_IRQ_EN(4) | LRADC_CTRL1_LRADC_IRQ_EN(5),
- LRADC_CTRL1);
+ LRADC_CTRL1_LRADC_IRQ_EN(TOUCHSCREEN_VCHANNEL1) |
+ LRADC_CTRL1_LRADC_IRQ_EN(TOUCHSCREEN_VCHANNEL2), LRADC_CTRL1);

/* Power-down touchscreen touch-detect circuitry. */
mxs_lradc_reg_clear(lradc, mxs_lradc_plate_mask(lradc), LRADC_CTRL0);
@@ -1156,26 +1140,31 @@ static irqreturn_t mxs_lradc_handle_irq(int irq, void *data)
struct iio_dev *iio = data;
struct mxs_lradc *lradc = iio_priv(iio);
unsigned long reg = readl(lradc->base + LRADC_CTRL1);
+ uint32_t clr_irq = mxs_lradc_irq_mask(lradc);
const uint32_t ts_irq_mask =
LRADC_CTRL1_TOUCH_DETECT_IRQ |
- LRADC_CTRL1_LRADC_IRQ(2) |
- LRADC_CTRL1_LRADC_IRQ(3) |
- LRADC_CTRL1_LRADC_IRQ(4) |
- LRADC_CTRL1_LRADC_IRQ(5);
+ LRADC_CTRL1_LRADC_IRQ(TOUCHSCREEN_VCHANNEL1) |
+ LRADC_CTRL1_LRADC_IRQ(TOUCHSCREEN_VCHANNEL2);

if (!(reg & mxs_lradc_irq_mask(lradc)))
return IRQ_NONE;

- if (lradc->use_touchscreen && (reg & ts_irq_mask))
+ if (lradc->use_touchscreen && (reg & ts_irq_mask)) {
mxs_lradc_handle_touch(lradc);

- if (iio_buffer_enabled(iio))
- iio_trigger_poll(iio->trig, iio_get_time_ns());
- else if (reg & LRADC_CTRL1_LRADC_IRQ(0))
+ /* Make sure we don't clear the next conversion's interrupt. */
+ clr_irq &= ~(LRADC_CTRL1_LRADC_IRQ(TOUCHSCREEN_VCHANNEL1) |
+ LRADC_CTRL1_LRADC_IRQ(TOUCHSCREEN_VCHANNEL2));
+ }
+
+ if (iio_buffer_enabled(iio)) {
+ if (reg & lradc->buffer_vchans)
+ iio_trigger_poll(iio->trig, iio_get_time_ns());
+ } else if (reg & LRADC_CTRL1_LRADC_IRQ(0)) {
complete(&lradc->completion);
+ }

- mxs_lradc_reg_clear(lradc, reg & mxs_lradc_irq_mask(lradc),
- LRADC_CTRL1);
+ mxs_lradc_reg_clear(lradc, reg & clr_irq, LRADC_CTRL1);

return IRQ_HANDLED;
}
@@ -1287,9 +1276,10 @@ static int mxs_lradc_buffer_preenable(struct iio_dev *iio)
}

if (lradc->soc == IMX28_LRADC)
- mxs_lradc_reg_clear(lradc, LRADC_CTRL1_MX28_LRADC_IRQ_EN_MASK,
- LRADC_CTRL1);
- mxs_lradc_reg_clear(lradc, 0xff, LRADC_CTRL0);
+ mxs_lradc_reg_clear(lradc,
+ lradc->buffer_vchans << LRADC_CTRL1_LRADC_IRQ_EN_OFFSET,
+ LRADC_CTRL1);
+ mxs_lradc_reg_clear(lradc, lradc->buffer_vchans, LRADC_CTRL0);

for_each_set_bit(chan, iio->active_scan_mask, LRADC_MAX_TOTAL_CHANS) {
ctrl4_set |= chan << LRADC_CTRL4_LRADCSELECT_OFFSET(ofs);
@@ -1322,10 +1312,11 @@ static int mxs_lradc_buffer_postdisable(struct iio_dev *iio)
mxs_lradc_reg_clear(lradc, LRADC_DELAY_TRIGGER_LRADCS_MASK |
LRADC_DELAY_KICK, LRADC_DELAY(0));

- mxs_lradc_reg_clear(lradc, 0xff, LRADC_CTRL0);
+ mxs_lradc_reg_clear(lradc, lradc->buffer_vchans, LRADC_CTRL0);
if (lradc->soc == IMX28_LRADC)
- mxs_lradc_reg_clear(lradc, LRADC_CTRL1_MX28_LRADC_IRQ_EN_MASK,
- LRADC_CTRL1);
+ mxs_lradc_reg_clear(lradc,
+ lradc->buffer_vchans << LRADC_CTRL1_LRADC_IRQ_EN_OFFSET,
+ LRADC_CTRL1);

kfree(lradc->buffer);
mutex_unlock(&lradc->lock);
@@ -1351,7 +1342,7 @@ static bool mxs_lradc_validate_scan_mask(struct iio_dev *iio,
if (lradc->use_touchbutton)
rsvd_chans++;
if (lradc->use_touchscreen)
- rsvd_chans++;
+ rsvd_chans += 2;

/* Test for attempts to map channels with special mode of operation. */
if (bitmap_intersects(mask, &rsvd_mask, LRADC_MAX_TOTAL_CHANS))
@@ -1411,6 +1402,13 @@ static const struct iio_chan_spec mxs_lradc_chan_spec[] = {
.channel = 8,
.scan_type = {.sign = 'u', .realbits = 18, .storagebits = 32,},
},
+ /* Hidden channel to keep indexes */
+ {
+ .type = IIO_TEMP,
+ .indexed = 1,
+ .scan_index = -1,
+ .channel = 9,
+ },
MXS_ADC_CHAN(10, IIO_VOLTAGE), /* VDDIO */
MXS_ADC_CHAN(11, IIO_VOLTAGE), /* VTH */
MXS_ADC_CHAN(12, IIO_VOLTAGE), /* VDDA */
@@ -1562,6 +1560,11 @@ static int mxs_lradc_probe(struct platform_device *pdev)

touch_ret = mxs_lradc_probe_touchscreen(lradc, node);

+ if (touch_ret == 0)
+ lradc->buffer_vchans = BUFFER_VCHANS_LIMITED;
+ else
+ lradc->buffer_vchans = BUFFER_VCHANS_ALL;
+
/* Grab all IRQ sources */
for (i = 0; i < of_cfg->irq_count; i++) {
lradc->irq[i] = platform_get_irq(pdev, i);
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 370f6e46caf5..18a2660ff734 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -66,7 +66,7 @@ static void moan_device(const char *str, struct pci_dev *dev)
"Please send the output of lspci -vv, this\n"
"message (0x%04x,0x%04x,0x%04x,0x%04x), the\n"
"manufacturer and name of serial board or\n"
- "modem board to rmk+serial@xxxxxxxxxxxxxxxxx\n",
+ "modem board to <linux-serial@xxxxxxxxxxxxxxx>.\n",
pci_name(dev), str, dev->vendor, dev->device,
dev->subsystem_vendor, dev->subsystem_device);
}
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index fd4095cd4bd6..3ab9cca090be 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -996,8 +996,8 @@ EXPORT_SYMBOL(start_tty);
/* We limit tty time update visibility to every 8 seconds or so. */
static void tty_update_time(struct timespec *time)
{
- unsigned long sec = get_seconds() & ~7;
- if ((long)(sec - time->tv_sec) > 0)
+ unsigned long sec = get_seconds();
+ if (abs(sec - time->tv_sec) & ~7)
time->tv_sec = sec;
}

diff --git a/drivers/tty/tty_ioctl.c b/drivers/tty/tty_ioctl.c
index 6fd60fece6b4..22da05d27009 100644
--- a/drivers/tty/tty_ioctl.c
+++ b/drivers/tty/tty_ioctl.c
@@ -217,11 +217,17 @@ void tty_wait_until_sent(struct tty_struct *tty, long timeout)
#endif
if (!timeout)
timeout = MAX_SCHEDULE_TIMEOUT;
+
if (wait_event_interruptible_timeout(tty->write_wait,
- !tty_chars_in_buffer(tty), timeout) >= 0) {
- if (tty->ops->wait_until_sent)
- tty->ops->wait_until_sent(tty, timeout);
+ !tty_chars_in_buffer(tty), timeout) < 0) {
+ return;
}
+
+ if (timeout == MAX_SCHEDULE_TIMEOUT)
+ timeout = 0;
+
+ if (tty->ops->wait_until_sent)
+ tty->ops->wait_until_sent(tty, timeout);
}
EXPORT_SYMBOL(tty_wait_until_sent);

diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index bffb50450132..bc2cacd3cb68 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1662,6 +1662,8 @@ static int acm_reset_resume(struct usb_interface *intf)

static const struct usb_device_id acm_ids[] = {
/* quirky and broken devices */
+ { USB_DEVICE(0x076d, 0x0006), /* Denso Cradle CU-321 */
+ .driver_info = NO_UNION_NORMAL, },/* has no union descriptor */
{ USB_DEVICE(0x17ef, 0x7000), /* Lenovo USB modem */
.driver_info = NO_UNION_NORMAL, },/* has no union descriptor */
{ USB_DEVICE(0x0870, 0x0001), /* Metricom GS Modem */
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 0b59731c3021..e500243803d8 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -501,6 +501,7 @@ static void async_completed(struct urb *urb)
as->status = urb->status;
signr = as->signr;
if (signr) {
+ memset(&sinfo, 0, sizeof(sinfo));
sinfo.si_signo = as->signr;
sinfo.si_errno = as->status;
sinfo.si_code = SI_ASYNCIO;
@@ -2371,6 +2372,7 @@ static void usbdev_remove(struct usb_device *udev)
wake_up_all(&ps->wait);
list_del_init(&ps->list);
if (ps->discsignr) {
+ memset(&sinfo, 0, sizeof(sinfo));
sinfo.si_signo = ps->discsignr;
sinfo.si_errno = EPIPE;
sinfo.si_code = SI_ASYNCIO;
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
index 0aa49e0fb4e0..e19a669d60bd 100644
--- a/drivers/usb/dwc3/dwc3-omap.c
+++ b/drivers/usb/dwc3/dwc3-omap.c
@@ -210,6 +210,18 @@ static void dwc3_omap_write_irq0_set(struct dwc3_omap *omap, u32 value)
omap->irq0_offset, value);
}

+static void dwc3_omap_write_irqmisc_clr(struct dwc3_omap *omap, u32 value)
+{
+ dwc3_omap_writel(omap->base, USBOTGSS_IRQENABLE_CLR_MISC +
+ omap->irqmisc_offset, value);
+}
+
+static void dwc3_omap_write_irq0_clr(struct dwc3_omap *omap, u32 value)
+{
+ dwc3_omap_writel(omap->base, USBOTGSS_IRQENABLE_CLR_0 -
+ omap->irq0_offset, value);
+}
+
static void dwc3_omap_set_mailbox(struct dwc3_omap *omap,
enum omap_dwc3_vbus_id_status status)
{
@@ -350,9 +362,23 @@ static void dwc3_omap_enable_irqs(struct dwc3_omap *omap)

static void dwc3_omap_disable_irqs(struct dwc3_omap *omap)
{
+ u32 reg;
+
/* disable all IRQs */
- dwc3_omap_write_irqmisc_set(omap, 0x00);
- dwc3_omap_write_irq0_set(omap, 0x00);
+ reg = USBOTGSS_IRQO_COREIRQ_ST;
+ dwc3_omap_write_irq0_clr(omap, reg);
+
+ reg = (USBOTGSS_IRQMISC_OEVT |
+ USBOTGSS_IRQMISC_DRVVBUS_RISE |
+ USBOTGSS_IRQMISC_CHRGVBUS_RISE |
+ USBOTGSS_IRQMISC_DISCHRGVBUS_RISE |
+ USBOTGSS_IRQMISC_IDPULLUP_RISE |
+ USBOTGSS_IRQMISC_DRVVBUS_FALL |
+ USBOTGSS_IRQMISC_CHRGVBUS_FALL |
+ USBOTGSS_IRQMISC_DISCHRGVBUS_FALL |
+ USBOTGSS_IRQMISC_IDPULLUP_FALL);
+
+ dwc3_omap_write_irqmisc_clr(omap, reg);
}

static u64 dwc3_omap_dma_mask = DMA_BIT_MASK(32);
diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c
index 97142146eead..45a94a77d986 100644
--- a/drivers/usb/gadget/configfs.c
+++ b/drivers/usb/gadget/configfs.c
@@ -1163,7 +1163,6 @@ static ssize_t interf_grp_compatible_id_store(struct usb_os_desc *desc,
if (desc->opts_mutex)
mutex_lock(desc->opts_mutex);
memcpy(desc->ext_compat_id, page, l);
- desc->ext_compat_id[l] = '\0';

if (desc->opts_mutex)
mutex_unlock(desc->opts_mutex);
@@ -1194,7 +1193,6 @@ static ssize_t interf_grp_sub_compatible_id_store(struct usb_os_desc *desc,
if (desc->opts_mutex)
mutex_lock(desc->opts_mutex);
memcpy(desc->ext_compat_id + 8, page, l);
- desc->ext_compat_id[l + 8] = '\0';

if (desc->opts_mutex)
mutex_unlock(desc->opts_mutex);
diff --git a/drivers/usb/gadget/f_phonet.c b/drivers/usb/gadget/f_phonet.c
index f2b781773eed..c2f12c85c6f8 100644
--- a/drivers/usb/gadget/f_phonet.c
+++ b/drivers/usb/gadget/f_phonet.c
@@ -417,7 +417,10 @@ static int pn_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
return -EINVAL;

spin_lock(&port->lock);
- __pn_reset(f);
+
+ if (fp->in_ep->driver_data)
+ __pn_reset(f);
+
if (alt == 1) {
int i;

diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index fd8c8e669cac..c947bfd260a9 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -37,6 +37,9 @@

#define PCI_DEVICE_ID_INTEL_LYNXPOINT_XHCI 0x8c31
#define PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI 0x9c31
+#define PCI_DEVICE_ID_INTEL_CHERRYVIEW_XHCI 0x22b5
+#define PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_XHCI 0xa12f
+#define PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_XHCI 0x9d2f

static const char hcd_name[] = "xhci_hcd";

@@ -131,6 +134,12 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
pdev->device == PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI) {
xhci->quirks |= XHCI_SPURIOUS_REBOOT;
}
+ if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
+ (pdev->device == PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_XHCI ||
+ pdev->device == PCI_DEVICE_ID_INTEL_SUNRISEPOINT_H_XHCI ||
+ pdev->device == PCI_DEVICE_ID_INTEL_CHERRYVIEW_XHCI)) {
+ xhci->quirks |= XHCI_PME_STUCK_QUIRK;
+ }
if (pdev->vendor == PCI_VENDOR_ID_ETRON &&
pdev->device == PCI_DEVICE_ID_ASROCK_P67) {
xhci->quirks |= XHCI_RESET_ON_RESUME;
@@ -157,6 +166,21 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
"QUIRK: Resetting on resume");
}

+/*
+ * Make sure PME works on some Intel xHCI controllers by writing 1 to clear
+ * the Internal PME flag bit in vendor specific PMCTRL register at offset 0x80a4
+ */
+static void xhci_pme_quirk(struct xhci_hcd *xhci)
+{
+ u32 val;
+ void __iomem *reg;
+
+ reg = (void __iomem *) xhci->cap_regs + 0x80a4;
+ val = readl(reg);
+ writel(val | BIT(28), reg);
+ readl(reg);
+}
+
/* called during probe() after chip reset completes */
static int xhci_pci_setup(struct usb_hcd *hcd)
{
@@ -281,6 +305,9 @@ static int xhci_pci_suspend(struct usb_hcd *hcd, bool do_wakeup)
if (xhci_compliance_mode_recovery_timer_quirk_check())
pdev->no_d3cold = true;

+ if (xhci->quirks & XHCI_PME_STUCK_QUIRK)
+ xhci_pme_quirk(xhci);
+
return xhci_suspend(xhci, do_wakeup);
}

@@ -311,6 +338,9 @@ static int xhci_pci_resume(struct usb_hcd *hcd, bool hibernated)
if (pdev->vendor == PCI_VENDOR_ID_INTEL)
usb_enable_intel_xhci_ports(pdev);

+ if (xhci->quirks & XHCI_PME_STUCK_QUIRK)
+ xhci_pme_quirk(xhci);
+
retval = xhci_resume(xhci, hibernated);
return retval;
}
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 271690de8de1..bbf86db713ce 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -115,15 +115,6 @@ static int xhci_plat_probe(struct platform_device *pdev)
if (!res)
return -ENODEV;

- if (of_device_is_compatible(pdev->dev.of_node,
- "marvell,armada-375-xhci") ||
- of_device_is_compatible(pdev->dev.of_node,
- "marvell,armada-380-xhci")) {
- ret = xhci_mvebu_mbus_init_quirk(pdev);
- if (ret)
- return ret;
- }
-
/* Initialize dma_mask and coherent_dma_mask to 32-bits */
ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
if (ret)
@@ -165,6 +156,15 @@ static int xhci_plat_probe(struct platform_device *pdev)
goto unmap_registers;
}

+ if (of_device_is_compatible(pdev->dev.of_node,
+ "marvell,armada-375-xhci") ||
+ of_device_is_compatible(pdev->dev.of_node,
+ "marvell,armada-380-xhci")) {
+ ret = xhci_mvebu_mbus_init_quirk(pdev);
+ if (ret)
+ goto disable_clk;
+ }
+
ret = usb_add_hcd(hcd, irq, IRQF_SHARED);
if (ret)
goto disable_clk;
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 17df04a2d18b..5e4e1d1d7de7 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -1981,7 +1981,7 @@ static int process_ctrl_td(struct xhci_hcd *xhci, struct xhci_td *td,
if (event_trb != ep_ring->dequeue) {
/* The event was for the status stage */
if (event_trb == td->last_trb) {
- if (td->urb->actual_length != 0) {
+ if (td->urb_length_set) {
/* Don't overwrite a previously set error code
*/
if ((*status == -EINPROGRESS || *status == 0) &&
@@ -1995,7 +1995,13 @@ static int process_ctrl_td(struct xhci_hcd *xhci, struct xhci_td *td,
td->urb->transfer_buffer_length;
}
} else {
- /* Maybe the event was for the data stage? */
+ /*
+ * Maybe the event was for the data stage? If so, update
+ * already the actual_length of the URB and flag it as
+ * set, so that it is not overwritten in the event for
+ * the last TRB.
+ */
+ td->urb_length_set = true;
td->urb->actual_length =
td->urb->transfer_buffer_length -
EVENT_TRB_LEN(le32_to_cpu(event->transfer_len));
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 00ed780c0563..d40a72b69f26 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1,3 +1,4 @@
+
/*
* xHCI host controller driver
*
@@ -88,9 +89,10 @@ struct xhci_cap_regs {
#define HCS_IST(p) (((p) >> 0) & 0xf)
/* bits 4:7, max number of Event Ring segments */
#define HCS_ERST_MAX(p) (((p) >> 4) & 0xf)
+/* bits 21:25 Hi 5 bits of Scratchpad buffers SW must allocate for the HW */
/* bit 26 Scratchpad restore - for save/restore HW state - not used yet */
-/* bits 27:31 number of Scratchpad buffers SW must allocate for the HW */
-#define HCS_MAX_SCRATCHPAD(p) (((p) >> 27) & 0x1f)
+/* bits 27:31 Lo 5 bits of Scratchpad buffers SW must allocate for the HW */
+#define HCS_MAX_SCRATCHPAD(p) ((((p) >> 16) & 0x3e0) | (((p) >> 27) & 0x1f))

/* HCSPARAMS3 - hcs_params3 - bitmasks */
/* bits 0:7, Max U1 to U0 latency for the roothub ports */
@@ -1288,6 +1290,8 @@ struct xhci_td {
struct xhci_segment *start_seg;
union xhci_trb *first_trb;
union xhci_trb *last_trb;
+ /* actual_length of the URB has already been set */
+ bool urb_length_set;
};

/* xHCI command default timeout value */
@@ -1560,6 +1564,7 @@ struct xhci_hcd {
#define XHCI_SPURIOUS_WAKEUP (1 << 18)
/* For controllers with a broken beyond repair streams implementation */
#define XHCI_BROKEN_STREAMS (1 << 19)
+#define XHCI_PME_STUCK_QUIRK (1 << 20)
unsigned int num_active_eps;
unsigned int limit_active_eps;
/* There are two roothubs to keep track of bus suspend info for */
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index eff3c5cf84f4..a9ac102ee7a0 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -1892,16 +1892,18 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl)
goto fail0;
}

- pm_runtime_use_autosuspend(musb->controller);
- pm_runtime_set_autosuspend_delay(musb->controller, 200);
- pm_runtime_enable(musb->controller);
-
spin_lock_init(&musb->lock);
musb->board_set_power = plat->set_power;
musb->min_power = plat->min_power;
musb->ops = plat->platform_ops;
musb->port_mode = plat->mode;

+ /* We need musb_read/write functions initialized for PM */
+ pm_runtime_use_autosuspend(musb->controller);
+ pm_runtime_set_autosuspend_delay(musb->controller, 200);
+ pm_runtime_irq_safe(musb->controller);
+ pm_runtime_enable(musb->controller);
+
/* The musb_platform_init() call:
* - adjusts musb->mregs
* - sets the musb->isr
diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig
index 3ce5c74b29e4..6f483b8a4f56 100644
--- a/drivers/usb/serial/Kconfig
+++ b/drivers/usb/serial/Kconfig
@@ -59,6 +59,7 @@ config USB_SERIAL_SIMPLE
driver. Specifically, it supports:
- Suunto ANT+ USB device.
- Fundamental Software dongle.
+ - Google USB serial devices
- HP4x calculators
- a number of Motorola phones
- Siemens USB/MPI adapter.
diff --git a/drivers/usb/serial/bus.c b/drivers/usb/serial/bus.c
index 9374bd2aba20..6f91eb9ae81a 100644
--- a/drivers/usb/serial/bus.c
+++ b/drivers/usb/serial/bus.c
@@ -51,6 +51,7 @@ static int usb_serial_device_probe(struct device *dev)
{
struct usb_serial_driver *driver;
struct usb_serial_port *port;
+ struct device *tty_dev;
int retval = 0;
int minor;

@@ -75,12 +76,20 @@ static int usb_serial_device_probe(struct device *dev)
retval = device_create_file(dev, &dev_attr_port_number);
if (retval) {
if (driver->port_remove)
- retval = driver->port_remove(port);
+ driver->port_remove(port);
goto exit_with_autopm;
}

minor = port->minor;
- tty_register_device(usb_serial_tty_driver, minor, dev);
+ tty_dev = tty_register_device(usb_serial_tty_driver, minor, dev);
+ if (IS_ERR(tty_dev)) {
+ retval = PTR_ERR(tty_dev);
+ device_remove_file(dev, &dev_attr_port_number);
+ if (driver->port_remove)
+ driver->port_remove(port);
+ goto exit_with_autopm;
+ }
+
dev_info(&port->serial->dev->dev,
"%s converter now attached to ttyUSB%d\n",
driver->description, minor);
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index a2d040971afe..8d114b9733ed 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -147,6 +147,8 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x166A, 0x0305) }, /* Clipsal C-5000CT2 C-Bus Spectrum Colour Touchscreen */
{ USB_DEVICE(0x166A, 0x0401) }, /* Clipsal L51xx C-Bus Architectural Dimmer */
{ USB_DEVICE(0x166A, 0x0101) }, /* Clipsal 5560884 C-Bus Multi-room Audio Matrix Switcher */
+ { USB_DEVICE(0x16C0, 0x09B0) }, /* Lunatico Seletek */
+ { USB_DEVICE(0x16C0, 0x09B1) }, /* Lunatico Seletek */
{ USB_DEVICE(0x16D6, 0x0001) }, /* Jablotron serial interface */
{ USB_DEVICE(0x16DC, 0x0010) }, /* W-IE-NE-R Plein & Baus GmbH PL512 Power Supply */
{ USB_DEVICE(0x16DC, 0x0011) }, /* W-IE-NE-R Plein & Baus GmbH RCM Remote Control for MARATON Power Supply */
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index debcdef4cbf0..923500595357 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -812,6 +812,8 @@ static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_PROPOX_ISPCABLEIII_PID) },
+ { USB_DEVICE(FTDI_VID, CYBER_CORTEX_AV_PID),
+ .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
{ USB_DEVICE(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID),
.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
{ USB_DEVICE(OLIMEX_VID, OLIMEX_ARM_USB_OCD_H_PID),
@@ -991,6 +993,23 @@ static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE_INTERFACE_NUMBER(INFINEON_VID, INFINEON_TRIBOARD_PID, 1) },
/* GE Healthcare devices */
{ USB_DEVICE(GE_HEALTHCARE_VID, GE_HEALTHCARE_NEMO_TRACKER_PID) },
+ /* Active Research (Actisense) devices */
+ { USB_DEVICE(FTDI_VID, ACTISENSE_NDC_PID) },
+ { USB_DEVICE(FTDI_VID, ACTISENSE_USG_PID) },
+ { USB_DEVICE(FTDI_VID, ACTISENSE_NGT_PID) },
+ { USB_DEVICE(FTDI_VID, ACTISENSE_NGW_PID) },
+ { USB_DEVICE(FTDI_VID, ACTISENSE_D9AC_PID) },
+ { USB_DEVICE(FTDI_VID, ACTISENSE_D9AD_PID) },
+ { USB_DEVICE(FTDI_VID, ACTISENSE_D9AE_PID) },
+ { USB_DEVICE(FTDI_VID, ACTISENSE_D9AF_PID) },
+ { USB_DEVICE(FTDI_VID, CHETCO_SEAGAUGE_PID) },
+ { USB_DEVICE(FTDI_VID, CHETCO_SEASWITCH_PID) },
+ { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_NMEA2000_PID) },
+ { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ETHERNET_PID) },
+ { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_WIFI_PID) },
+ { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_DISPLAY_PID) },
+ { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_LITE_PID) },
+ { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ANALOG_PID) },
{ } /* Terminating entry */
};

diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index e52409c9be99..56b1b55c4751 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -38,6 +38,9 @@

#define FTDI_LUMEL_PD12_PID 0x6002

+/* Cyber Cortex AV by Fabulous Silicon (http://fabuloussilicon.com) */
+#define CYBER_CORTEX_AV_PID 0x8698
+
/*
* Marvell OpenRD Base, Client
* http://www.open-rd.org
@@ -1438,3 +1441,23 @@
*/
#define GE_HEALTHCARE_VID 0x1901
#define GE_HEALTHCARE_NEMO_TRACKER_PID 0x0015
+
+/*
+ * Active Research (Actisense) devices
+ */
+#define ACTISENSE_NDC_PID 0xD9A8 /* NDC USB Serial Adapter */
+#define ACTISENSE_USG_PID 0xD9A9 /* USG USB Serial Adapter */
+#define ACTISENSE_NGT_PID 0xD9AA /* NGT NMEA2000 Interface */
+#define ACTISENSE_NGW_PID 0xD9AB /* NGW NMEA2000 Gateway */
+#define ACTISENSE_D9AC_PID 0xD9AC /* Actisense Reserved */
+#define ACTISENSE_D9AD_PID 0xD9AD /* Actisense Reserved */
+#define ACTISENSE_D9AE_PID 0xD9AE /* Actisense Reserved */
+#define ACTISENSE_D9AF_PID 0xD9AF /* Actisense Reserved */
+#define CHETCO_SEAGAUGE_PID 0xA548 /* SeaGauge USB Adapter */
+#define CHETCO_SEASWITCH_PID 0xA549 /* SeaSwitch USB Adapter */
+#define CHETCO_SEASMART_NMEA2000_PID 0xA54A /* SeaSmart NMEA2000 Gateway */
+#define CHETCO_SEASMART_ETHERNET_PID 0xA54B /* SeaSmart Ethernet Gateway */
+#define CHETCO_SEASMART_WIFI_PID 0xA5AC /* SeaSmart Wifi Gateway */
+#define CHETCO_SEASMART_DISPLAY_PID 0xA5AD /* SeaSmart NMEA2000 Display */
+#define CHETCO_SEASMART_LITE_PID 0xA5AE /* SeaSmart Lite USB Adapter */
+#define CHETCO_SEASMART_ANALOG_PID 0xA5AF /* SeaSmart Analog Adapter */
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index 1bd192290b08..904ab353ecf2 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -258,7 +258,8 @@ void usb_serial_generic_wait_until_sent(struct tty_struct *tty, long timeout)
* character or at least one jiffy.
*/
period = max_t(unsigned long, (10 * HZ / bps), 1);
- period = min_t(unsigned long, period, timeout);
+ if (timeout)
+ period = min_t(unsigned long, period, timeout);

dev_dbg(&port->dev, "%s - timeout = %u ms, period = %u ms\n",
__func__, jiffies_to_msecs(timeout),
@@ -268,7 +269,7 @@ void usb_serial_generic_wait_until_sent(struct tty_struct *tty, long timeout)
schedule_timeout_interruptible(period);
if (signal_pending(current))
break;
- if (time_after(jiffies, expire))
+ if (timeout && time_after(jiffies, expire))
break;
}
}
diff --git a/drivers/usb/serial/mxuport.c b/drivers/usb/serial/mxuport.c
index ab1d690274ae..460a40669967 100644
--- a/drivers/usb/serial/mxuport.c
+++ b/drivers/usb/serial/mxuport.c
@@ -1284,7 +1284,8 @@ static int mxuport_open(struct tty_struct *tty, struct usb_serial_port *port)
}

/* Initial port termios */
- mxuport_set_termios(tty, port, NULL);
+ if (tty)
+ mxuport_set_termios(tty, port, NULL);

/*
* TODO: use RQ_VENDOR_GET_MSR, once we know what it
diff --git a/drivers/usb/serial/usb-serial-simple.c b/drivers/usb/serial/usb-serial-simple.c
index fb79775447b0..e5ad1ee6cb5f 100644
--- a/drivers/usb/serial/usb-serial-simple.c
+++ b/drivers/usb/serial/usb-serial-simple.c
@@ -50,6 +50,14 @@ DEVICE(funsoft, FUNSOFT_IDS);
{ USB_DEVICE(0x8087, 0x0716) }
DEVICE(flashloader, FLASHLOADER_IDS);

+/* Google Serial USB SubClass */
+#define GOOGLE_IDS() \
+ { USB_VENDOR_AND_INTERFACE_INFO(0x18d1, \
+ USB_CLASS_VENDOR_SPEC, \
+ 0x50, \
+ 0x01) }
+DEVICE(google, GOOGLE_IDS);
+
/* ViVOpay USB Serial Driver */
#define VIVOPAY_IDS() \
{ USB_DEVICE(0x1d5f, 0x1004) } /* ViVOpay 8800 */
@@ -85,6 +93,7 @@ static struct usb_serial_driver * const serial_drivers[] = {
&zio_device,
&funsoft_device,
&flashloader_device,
+ &google_device,
&vivopay_device,
&moto_modem_device,
&hp4x_device,
@@ -97,6 +106,7 @@ static const struct usb_device_id id_table[] = {
ZIO_IDS(),
FUNSOFT_IDS(),
FLASHLOADER_IDS(),
+ GOOGLE_IDS(),
VIVOPAY_IDS(),
MOTO_IDS(),
HP4X_IDS(),
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 475723c006f9..19842370a07f 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -940,8 +940,9 @@ static int usb_serial_probe(struct usb_interface *interface,
port = serial->port[i];
if (kfifo_alloc(&port->write_fifo, PAGE_SIZE, GFP_KERNEL))
goto probe_error;
- buffer_size = max_t(int, serial->type->bulk_out_size,
- usb_endpoint_maxp(endpoint));
+ buffer_size = serial->type->bulk_out_size;
+ if (!buffer_size)
+ buffer_size = usb_endpoint_maxp(endpoint);
port->bulk_out_size = buffer_size;
port->bulk_out_endpointAddress = endpoint->bEndpointAddress;

diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h
index 2706a434fdbb..cd047d0cc7a6 100644
--- a/drivers/usb/storage/unusual_uas.h
+++ b/drivers/usb/storage/unusual_uas.h
@@ -103,6 +103,13 @@ UNUSUAL_DEV(0x0bc2, 0xab2a, 0x0000, 0x9999,
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_NO_ATA_1X),

+/* Reported-by: Tom Arild Naess <tanaess@xxxxxxxxx> */
+UNUSUAL_DEV(0x152d, 0x0539, 0x0000, 0x9999,
+ "JMicron",
+ "JMS539",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_NO_REPORT_OPCODES),
+
/* Reported-by: Claudio Bizzarri <claudio.bizzarri@xxxxxxxxx> */
UNUSUAL_DEV(0x152d, 0x0567, 0x0000, 0x9999,
"JMicron",
diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
index c919d3d5c845..82fbb0cd8f65 100644
--- a/drivers/xen/events/events_base.c
+++ b/drivers/xen/events/events_base.c
@@ -526,20 +526,26 @@ static unsigned int __startup_pirq(unsigned int irq)
pirq_query_unmask(irq);

rc = set_evtchn_to_irq(evtchn, irq);
- if (rc != 0) {
- pr_err("irq%d: Failed to set port to irq mapping (%d)\n",
- irq, rc);
- xen_evtchn_close(evtchn);
- return 0;
- }
+ if (rc)
+ goto err;
+
bind_evtchn_to_cpu(evtchn, 0);
info->evtchn = evtchn;

+ rc = xen_evtchn_port_setup(info);
+ if (rc)
+ goto err;
+
out:
unmask_evtchn(evtchn);
eoi_pirq(irq_get_irq_data(irq));

return 0;
+
+err:
+ pr_err("irq%d: Failed to set port to irq mapping (%d)\n", irq, rc);
+ xen_evtchn_close(evtchn);
+ return 0;
}

static unsigned int startup_pirq(struct irq_data *data)
diff --git a/drivers/xen/xen-pciback/conf_space.c b/drivers/xen/xen-pciback/conf_space.c
index 46ae0f9f02ad..75fe3d466515 100644
--- a/drivers/xen/xen-pciback/conf_space.c
+++ b/drivers/xen/xen-pciback/conf_space.c
@@ -16,7 +16,7 @@
#include "conf_space.h"
#include "conf_space_quirks.h"

-static bool permissive;
+bool permissive;
module_param(permissive, bool, 0644);

/* This is where xen_pcibk_read_config_byte, xen_pcibk_read_config_word,
diff --git a/drivers/xen/xen-pciback/conf_space.h b/drivers/xen/xen-pciback/conf_space.h
index e56c934ad137..2e1d73d1d5d0 100644
--- a/drivers/xen/xen-pciback/conf_space.h
+++ b/drivers/xen/xen-pciback/conf_space.h
@@ -64,6 +64,8 @@ struct config_field_entry {
void *data;
};

+extern bool permissive;
+
#define OFFSET(cfg_entry) ((cfg_entry)->base_offset+(cfg_entry)->field->offset)

/* Add fields to a device - the add_fields macro expects to get a pointer to
diff --git a/drivers/xen/xen-pciback/conf_space_header.c b/drivers/xen/xen-pciback/conf_space_header.c
index c5ee82587e8c..2d7369391472 100644
--- a/drivers/xen/xen-pciback/conf_space_header.c
+++ b/drivers/xen/xen-pciback/conf_space_header.c
@@ -11,6 +11,10 @@
#include "pciback.h"
#include "conf_space.h"

+struct pci_cmd_info {
+ u16 val;
+};
+
struct pci_bar_info {
u32 val;
u32 len_val;
@@ -20,22 +24,36 @@ struct pci_bar_info {
#define is_enable_cmd(value) ((value)&(PCI_COMMAND_MEMORY|PCI_COMMAND_IO))
#define is_master_cmd(value) ((value)&PCI_COMMAND_MASTER)

-static int command_read(struct pci_dev *dev, int offset, u16 *value, void *data)
+/* Bits guests are allowed to control in permissive mode. */
+#define PCI_COMMAND_GUEST (PCI_COMMAND_MASTER|PCI_COMMAND_SPECIAL| \
+ PCI_COMMAND_INVALIDATE|PCI_COMMAND_VGA_PALETTE| \
+ PCI_COMMAND_WAIT|PCI_COMMAND_FAST_BACK)
+
+static void *command_init(struct pci_dev *dev, int offset)
{
- int i;
- int ret;
-
- ret = xen_pcibk_read_config_word(dev, offset, value, data);
- if (!pci_is_enabled(dev))
- return ret;
-
- for (i = 0; i < PCI_ROM_RESOURCE; i++) {
- if (dev->resource[i].flags & IORESOURCE_IO)
- *value |= PCI_COMMAND_IO;
- if (dev->resource[i].flags & IORESOURCE_MEM)
- *value |= PCI_COMMAND_MEMORY;
+ struct pci_cmd_info *cmd = kmalloc(sizeof(*cmd), GFP_KERNEL);
+ int err;
+
+ if (!cmd)
+ return ERR_PTR(-ENOMEM);
+
+ err = pci_read_config_word(dev, PCI_COMMAND, &cmd->val);
+ if (err) {
+ kfree(cmd);
+ return ERR_PTR(err);
}

+ return cmd;
+}
+
+static int command_read(struct pci_dev *dev, int offset, u16 *value, void *data)
+{
+ int ret = pci_read_config_word(dev, offset, value);
+ const struct pci_cmd_info *cmd = data;
+
+ *value &= PCI_COMMAND_GUEST;
+ *value |= cmd->val & ~PCI_COMMAND_GUEST;
+
return ret;
}

@@ -43,6 +61,8 @@ static int command_write(struct pci_dev *dev, int offset, u16 value, void *data)
{
struct xen_pcibk_dev_data *dev_data;
int err;
+ u16 val;
+ struct pci_cmd_info *cmd = data;

dev_data = pci_get_drvdata(dev);
if (!pci_is_enabled(dev) && is_enable_cmd(value)) {
@@ -83,6 +103,19 @@ static int command_write(struct pci_dev *dev, int offset, u16 value, void *data)
}
}

+ cmd->val = value;
+
+ if (!permissive && (!dev_data || !dev_data->permissive))
+ return 0;
+
+ /* Only allow the guest to control certain bits. */
+ err = pci_read_config_word(dev, offset, &val);
+ if (err || val == value)
+ return err;
+
+ value &= PCI_COMMAND_GUEST;
+ value |= val & ~PCI_COMMAND_GUEST;
+
return pci_write_config_word(dev, offset, value);
}

@@ -282,6 +315,8 @@ static const struct config_field header_common[] = {
{
.offset = PCI_COMMAND,
.size = 2,
+ .init = command_init,
+ .release = bar_release,
.u.w.read = command_read,
.u.w.write = command_write,
},
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 2a15294f1683..39aa46612541 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -1806,22 +1806,10 @@ static ssize_t btrfs_file_write_iter(struct kiocb *iocb,
mutex_unlock(&inode->i_mutex);

/*
- * we want to make sure fsync finds this change
- * but we haven't joined a transaction running right now.
- *
- * Later on, someone is sure to update the inode and get the
- * real transid recorded.
- *
- * We set last_trans now to the fs_info generation + 1,
- * this will either be one more than the running transaction
- * or the generation used for the next transaction if there isn't
- * one running right now.
- *
* We also have to set last_sub_trans to the current log transid,
* otherwise subsequent syncs to a file that's been synced in this
* transaction will appear to have already occured.
*/
- BTRFS_I(inode)->last_trans = root->fs_info->generation + 1;
BTRFS_I(inode)->last_sub_trans = root->log_transid;
if (num_written > 0) {
err = generic_write_sync(file, pos, num_written);
@@ -1909,25 +1897,37 @@ int btrfs_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
atomic_inc(&root->log_batch);

/*
- * check the transaction that last modified this inode
- * and see if its already been committed
- */
- if (!BTRFS_I(inode)->last_trans) {
- mutex_unlock(&inode->i_mutex);
- goto out;
- }
-
- /*
- * if the last transaction that changed this file was before
- * the current transaction, we can bail out now without any
- * syncing
+ * If the last transaction that changed this file was before the current
+ * transaction and we have the full sync flag set in our inode, we can
+ * bail out now without any syncing.
+ *
+ * Note that we can't bail out if the full sync flag isn't set. This is
+ * because when the full sync flag is set we start all ordered extents
+ * and wait for them to fully complete - when they complete they update
+ * the inode's last_trans field through:
+ *
+ * btrfs_finish_ordered_io() ->
+ * btrfs_update_inode_fallback() ->
+ * btrfs_update_inode() ->
+ * btrfs_set_inode_last_trans()
+ *
+ * So we are sure that last_trans is up to date and can do this check to
+ * bail out safely. For the fast path, when the full sync flag is not
+ * set in our inode, we can not do it because we start only our ordered
+ * extents and don't wait for them to complete (that is when
+ * btrfs_finish_ordered_io runs), so here at this point their last_trans
+ * value might be less than or equals to fs_info->last_trans_committed,
+ * and setting a speculative last_trans for an inode when a buffered
+ * write is made (such as fs_info->generation + 1 for example) would not
+ * be reliable since after setting the value and before fsync is called
+ * any number of transactions can start and commit (transaction kthread
+ * commits the current transaction periodically), and a transaction
+ * commit does not start nor waits for ordered extents to complete.
*/
smp_mb();
if (btrfs_inode_in_log(inode, root->fs_info->generation) ||
- BTRFS_I(inode)->last_trans <=
- root->fs_info->last_trans_committed) {
- BTRFS_I(inode)->last_trans = 0;
-
+ (full_sync && BTRFS_I(inode)->last_trans <=
+ root->fs_info->last_trans_committed)) {
/*
* We'v had everything committed since the last time we were
* modified so clear this flag in case it was set for whatever
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index a3a8dee8030f..670f942e2235 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -7000,7 +7000,6 @@ static int btrfs_get_blocks_direct(struct inode *inode, sector_t iblock,
((BTRFS_I(inode)->flags & BTRFS_INODE_NODATACOW) &&
em->block_start != EXTENT_MAP_HOLE)) {
int type;
- int ret;
u64 block_start, orig_start, orig_block_len, ram_bytes;

if (test_bit(EXTENT_FLAG_PREALLOC, &em->flags))
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 76bbe6557eb6..0a8194955e6b 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -1007,7 +1007,7 @@ again:
base = btrfs_item_ptr_offset(leaf, path->slots[0]);

while (cur_offset < item_size) {
- extref = (struct btrfs_inode_extref *)base + cur_offset;
+ extref = (struct btrfs_inode_extref *)(base + cur_offset);

victim_name_len = btrfs_inode_extref_name_len(leaf, extref);

diff --git a/fs/ecryptfs/file.c b/fs/ecryptfs/file.c
index a06ad2f7ed80..0682699519af 100644
--- a/fs/ecryptfs/file.c
+++ b/fs/ecryptfs/file.c
@@ -303,9 +303,22 @@ ecryptfs_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
struct file *lower_file = ecryptfs_file_to_lower(file);
long rc = -ENOTTY;

- if (lower_file->f_op->unlocked_ioctl)
+ if (!lower_file->f_op->unlocked_ioctl)
+ return rc;
+
+ switch (cmd) {
+ case FITRIM:
+ case FS_IOC_GETFLAGS:
+ case FS_IOC_SETFLAGS:
+ case FS_IOC_GETVERSION:
+ case FS_IOC_SETVERSION:
rc = lower_file->f_op->unlocked_ioctl(lower_file, cmd, arg);
- return rc;
+ fsstack_copy_attr_all(file_inode(file), file_inode(lower_file));
+
+ return rc;
+ default:
+ return rc;
+ }
}

#ifdef CONFIG_COMPAT
@@ -315,9 +328,22 @@ ecryptfs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
struct file *lower_file = ecryptfs_file_to_lower(file);
long rc = -ENOIOCTLCMD;

- if (lower_file->f_op && lower_file->f_op->compat_ioctl)
+ if (!lower_file->f_op->compat_ioctl)
+ return rc;
+
+ switch (cmd) {
+ case FITRIM:
+ case FS_IOC32_GETFLAGS:
+ case FS_IOC32_SETFLAGS:
+ case FS_IOC32_GETVERSION:
+ case FS_IOC32_SETVERSION:
rc = lower_file->f_op->compat_ioctl(lower_file, cmd, arg);
- return rc;
+ fsstack_copy_attr_all(file_inode(file), file_inode(lower_file));
+
+ return rc;
+ default:
+ return rc;
+ }
}
#endif

diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c
index 3ed1be9aade3..2ea3537b8bde 100644
--- a/fs/nfs/delegation.c
+++ b/fs/nfs/delegation.c
@@ -161,8 +161,8 @@ void nfs_inode_reclaim_delegation(struct inode *inode, struct rpc_cred *cred,
&delegation->flags);
NFS_I(inode)->delegation_state = delegation->type;
spin_unlock(&delegation->lock);
- put_rpccred(oldcred);
rcu_read_unlock();
+ put_rpccred(oldcred);
trace_nfs4_reclaim_delegation(inode, res->delegation_type);
} else {
/* We appear to have raced with a delegation return. */
diff --git a/fs/nilfs2/btree.c b/fs/nilfs2/btree.c
index b2e3ff347620..ecdbae19a766 100644
--- a/fs/nilfs2/btree.c
+++ b/fs/nilfs2/btree.c
@@ -31,6 +31,8 @@
#include "alloc.h"
#include "dat.h"

+static void __nilfs_btree_init(struct nilfs_bmap *bmap);
+
static struct nilfs_btree_path *nilfs_btree_alloc_path(void)
{
struct nilfs_btree_path *path;
@@ -368,6 +370,34 @@ static int nilfs_btree_node_broken(const struct nilfs_btree_node *node,
return ret;
}

+/**
+ * nilfs_btree_root_broken - verify consistency of btree root node
+ * @node: btree root node to be examined
+ * @ino: inode number
+ *
+ * Return Value: If node is broken, 1 is returned. Otherwise, 0 is returned.
+ */
+static int nilfs_btree_root_broken(const struct nilfs_btree_node *node,
+ unsigned long ino)
+{
+ int level, flags, nchildren;
+ int ret = 0;
+
+ level = nilfs_btree_node_get_level(node);
+ flags = nilfs_btree_node_get_flags(node);
+ nchildren = nilfs_btree_node_get_nchildren(node);
+
+ if (unlikely(level < NILFS_BTREE_LEVEL_NODE_MIN ||
+ level > NILFS_BTREE_LEVEL_MAX ||
+ nchildren < 0 ||
+ nchildren > NILFS_BTREE_ROOT_NCHILDREN_MAX)) {
+ pr_crit("NILFS: bad btree root (inode number=%lu): level = %d, flags = 0x%x, nchildren = %d\n",
+ ino, level, flags, nchildren);
+ ret = 1;
+ }
+ return ret;
+}
+
int nilfs_btree_broken_node_block(struct buffer_head *bh)
{
int ret;
@@ -1713,7 +1743,7 @@ nilfs_btree_commit_convert_and_insert(struct nilfs_bmap *btree,

/* convert and insert */
dat = NILFS_BMAP_USE_VBN(btree) ? nilfs_bmap_get_dat(btree) : NULL;
- nilfs_btree_init(btree);
+ __nilfs_btree_init(btree);
if (nreq != NULL) {
nilfs_bmap_commit_alloc_ptr(btree, dreq, dat);
nilfs_bmap_commit_alloc_ptr(btree, nreq, dat);
@@ -2294,12 +2324,23 @@ static const struct nilfs_bmap_operations nilfs_btree_ops_gc = {
.bop_gather_data = NULL,
};

-int nilfs_btree_init(struct nilfs_bmap *bmap)
+static void __nilfs_btree_init(struct nilfs_bmap *bmap)
{
bmap->b_ops = &nilfs_btree_ops;
bmap->b_nchildren_per_block =
NILFS_BTREE_NODE_NCHILDREN_MAX(nilfs_btree_node_size(bmap));
- return 0;
+}
+
+int nilfs_btree_init(struct nilfs_bmap *bmap)
+{
+ int ret = 0;
+
+ __nilfs_btree_init(bmap);
+
+ if (nilfs_btree_root_broken(nilfs_btree_get_root(bmap),
+ bmap->b_inode->i_ino))
+ ret = -EIO;
+ return ret;
}

void nilfs_btree_init_gc(struct nilfs_bmap *bmap)
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index 5bee81674d53..14538a865102 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -1906,6 +1906,7 @@ static void nilfs_segctor_drop_written_files(struct nilfs_sc_info *sci,
struct the_nilfs *nilfs)
{
struct nilfs_inode_info *ii, *n;
+ int during_mount = !(sci->sc_super->s_flags & MS_ACTIVE);
int defer_iput = false;

spin_lock(&nilfs->ns_inode_lock);
@@ -1918,10 +1919,10 @@ static void nilfs_segctor_drop_written_files(struct nilfs_sc_info *sci,
brelse(ii->i_bh);
ii->i_bh = NULL;
list_del_init(&ii->i_dirty);
- if (!ii->vfs_inode.i_nlink) {
+ if (!ii->vfs_inode.i_nlink || during_mount) {
/*
- * Defer calling iput() to avoid a deadlock
- * over I_SYNC flag for inodes with i_nlink == 0
+ * Defer calling iput() to avoid deadlocks if
+ * i_nlink == 0 or mount is not yet finished.
*/
list_add_tail(&ii->i_dirty, &sci->sc_iput_queue);
defer_iput = true;
diff --git a/fs/xfs/xfs_qm.c b/fs/xfs/xfs_qm.c
index 6c51e2f97c0a..7347df393225 100644
--- a/fs/xfs/xfs_qm.c
+++ b/fs/xfs/xfs_qm.c
@@ -937,6 +937,11 @@ xfs_qm_reset_dqcounts(
*/
xfs_dqcheck(mp, ddq, id+j, type, XFS_QMOPT_DQREPAIR,
"xfs_quotacheck");
+ /*
+ * Reset type in case we are reusing group quota file for
+ * project quotas or vice versa
+ */
+ ddq->d_flags = type;
ddq->d_bcount = 0;
ddq->d_icount = 0;
ddq->d_rtbcount = 0;
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index 9bb547c7bce7..704a1ab8240c 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -190,8 +190,7 @@ static inline void usb_set_serial_data(struct usb_serial *serial, void *data)
* @num_ports: the number of different ports this device will have.
* @bulk_in_size: minimum number of bytes to allocate for bulk-in buffer
* (0 = end-point size)
- * @bulk_out_size: minimum number of bytes to allocate for bulk-out buffer
- * (0 = end-point size)
+ * @bulk_out_size: bytes to allocate for bulk-out buffer (0 = end-point size)
* @calc_num_ports: pointer to a function to determine how many ports this
* device has dynamically. It will be called after the probe()
* callback is called, but before attach()
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index b996e6cde6bb..9eb54f41623e 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -70,7 +70,8 @@ enum {
/* data contains off-queue information when !WORK_STRUCT_PWQ */
WORK_OFFQ_FLAG_BASE = WORK_STRUCT_COLOR_SHIFT,

- WORK_OFFQ_CANCELING = (1 << WORK_OFFQ_FLAG_BASE),
+ __WORK_OFFQ_CANCELING = WORK_OFFQ_FLAG_BASE,
+ WORK_OFFQ_CANCELING = (1 << __WORK_OFFQ_CANCELING),

/*
* When a work item is off queue, its high bits point to the last
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 116a4164720a..524a8eef2965 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -503,9 +503,6 @@ static void update_domain_attr_tree(struct sched_domain_attr *dattr,

rcu_read_lock();
cpuset_for_each_descendant_pre(cp, pos_css, root_cs) {
- if (cp == root_cs)
- continue;
-
/* skip the whole subtree if @cp doesn't have any CPU */
if (cpumask_empty(cp->cpus_allowed)) {
pos_css = css_rightmost_descendant(pos_css);
diff --git a/kernel/printk/console_cmdline.h b/kernel/printk/console_cmdline.h
index cbd69d842341..2ca4a8b5fe57 100644
--- a/kernel/printk/console_cmdline.h
+++ b/kernel/printk/console_cmdline.h
@@ -3,7 +3,7 @@

struct console_cmdline
{
- char name[8]; /* Name of the driver */
+ char name[16]; /* Name of the driver */
int index; /* Minor dev. to use */
char *options; /* Options for the driver */
#ifdef CONFIG_A11Y_BRAILLE_CONSOLE
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index 971285d5b7a0..cce20d2f38d5 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -2388,6 +2388,7 @@ void register_console(struct console *newcon)
for (i = 0, c = console_cmdline;
i < MAX_CMDLINECONSOLES && c->name[0];
i++, c++) {
+ BUILD_BUG_ON(sizeof(c->name) != sizeof(newcon->name));
if (strcmp(c->name, newcon->name) != 0)
continue;
if (newcon->index >= 0 &&
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index ca167e660e10..6cf0ed87edbc 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -1048,6 +1048,12 @@ static __init void ftrace_profile_debugfs(struct dentry *d_tracer)

static struct pid * const ftrace_swapper_pid = &init_struct_pid;

+#ifdef CONFIG_FUNCTION_GRAPH_TRACER
+static int ftrace_graph_active;
+#else
+# define ftrace_graph_active 0
+#endif
+
#ifdef CONFIG_DYNAMIC_FTRACE

#ifndef CONFIG_FTRACE_MCOUNT_RECORD
@@ -2211,24 +2217,36 @@ static int ftrace_shutdown(struct ftrace_ops *ops, int command)

static void ftrace_startup_sysctl(void)
{
+ int command;
+
if (unlikely(ftrace_disabled))
return;

/* Force update next time */
saved_ftrace_func = NULL;
/* ftrace_start_up is true if we want ftrace running */
- if (ftrace_start_up)
- ftrace_run_update_code(FTRACE_UPDATE_CALLS);
+ if (ftrace_start_up) {
+ command = FTRACE_UPDATE_CALLS;
+ if (ftrace_graph_active)
+ command |= FTRACE_START_FUNC_RET;
+ ftrace_startup_enable(command);
+ }
}

static void ftrace_shutdown_sysctl(void)
{
+ int command;
+
if (unlikely(ftrace_disabled))
return;

/* ftrace_start_up is true if ftrace is running */
- if (ftrace_start_up)
- ftrace_run_update_code(FTRACE_DISABLE_CALLS);
+ if (ftrace_start_up) {
+ command = FTRACE_DISABLE_CALLS;
+ if (ftrace_graph_active)
+ command |= FTRACE_STOP_FUNC_RET;
+ ftrace_run_update_code(command);
+ }
}

static cycle_t ftrace_update_time;
@@ -4896,12 +4914,12 @@ ftrace_enable_sysctl(struct ctl_table *table, int write,

if (ftrace_enabled) {

- ftrace_startup_sysctl();
-
/* we are starting ftrace again */
if (ftrace_ops_list != &ftrace_list_end)
update_ftrace_function();

+ ftrace_startup_sysctl();
+
} else {
/* stopping ftrace calls (just send to ftrace_stub) */
ftrace_trace_function = ftrace_stub;
@@ -4924,8 +4942,6 @@ static struct ftrace_ops graph_ops = {
ASSIGN_OPS_HASH(graph_ops, &global_ops.local_hash)
};

-static int ftrace_graph_active;
-
int ftrace_graph_entry_stub(struct ftrace_graph_ent *trace)
{
return 0;
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index df106f238d58..cb7db323d1fb 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -2769,19 +2769,57 @@ bool flush_work(struct work_struct *work)
}
EXPORT_SYMBOL_GPL(flush_work);

+struct cwt_wait {
+ wait_queue_t wait;
+ struct work_struct *work;
+};
+
+static int cwt_wakefn(wait_queue_t *wait, unsigned mode, int sync, void *key)
+{
+ struct cwt_wait *cwait = container_of(wait, struct cwt_wait, wait);
+
+ if (cwait->work != key)
+ return 0;
+ return autoremove_wake_function(wait, mode, sync, key);
+}
+
static bool __cancel_work_timer(struct work_struct *work, bool is_dwork)
{
+ static DECLARE_WAIT_QUEUE_HEAD(cancel_waitq);
unsigned long flags;
int ret;

do {
ret = try_to_grab_pending(work, is_dwork, &flags);
/*
- * If someone else is canceling, wait for the same event it
- * would be waiting for before retrying.
+ * If someone else is already canceling, wait for it to
+ * finish. flush_work() doesn't work for PREEMPT_NONE
+ * because we may get scheduled between @work's completion
+ * and the other canceling task resuming and clearing
+ * CANCELING - flush_work() will return false immediately
+ * as @work is no longer busy, try_to_grab_pending() will
+ * return -ENOENT as @work is still being canceled and the
+ * other canceling task won't be able to clear CANCELING as
+ * we're hogging the CPU.
+ *
+ * Let's wait for completion using a waitqueue. As this
+ * may lead to the thundering herd problem, use a custom
+ * wake function which matches @work along with exclusive
+ * wait and wakeup.
*/
- if (unlikely(ret == -ENOENT))
- flush_work(work);
+ if (unlikely(ret == -ENOENT)) {
+ struct cwt_wait cwait;
+
+ init_wait(&cwait.wait);
+ cwait.wait.func = cwt_wakefn;
+ cwait.work = work;
+
+ prepare_to_wait_exclusive(&cancel_waitq, &cwait.wait,
+ TASK_UNINTERRUPTIBLE);
+ if (work_is_canceling(work))
+ schedule();
+ finish_wait(&cancel_waitq, &cwait.wait);
+ }
} while (unlikely(ret < 0));

/* tell other tasks trying to grab @work to back off */
@@ -2790,6 +2828,16 @@ static bool __cancel_work_timer(struct work_struct *work, bool is_dwork)

flush_work(work);
clear_work_data(work);
+
+ /*
+ * Paired with prepare_to_wait() above so that either
+ * waitqueue_active() is visible here or !work_is_canceling() is
+ * visible there.
+ */
+ smp_mb();
+ if (waitqueue_active(&cancel_waitq))
+ __wake_up(&cancel_waitq, TASK_NORMAL, 1, work);
+
return ret;
}

diff --git a/net/caif/caif_socket.c b/net/caif/caif_socket.c
index e8437094d15f..5e078a0b2455 100644
--- a/net/caif/caif_socket.c
+++ b/net/caif/caif_socket.c
@@ -281,7 +281,7 @@ static int caif_seqpkt_recvmsg(struct kiocb *iocb, struct socket *sock,
int copylen;

ret = -EOPNOTSUPP;
- if (m->msg_flags&MSG_OOB)
+ if (flags & MSG_OOB)
goto read_error;

skb = skb_recv_datagram(sk, flags, 0 , &ret);
diff --git a/net/can/af_can.c b/net/can/af_can.c
index ce82337521f6..d6030d6949df 100644
--- a/net/can/af_can.c
+++ b/net/can/af_can.c
@@ -262,6 +262,9 @@ int can_send(struct sk_buff *skb, int loop)
goto inval_skb;
}

+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+
+ skb_reset_mac_header(skb);
skb_reset_network_header(skb);
skb_reset_transport_header(skb);

diff --git a/net/compat.c b/net/compat.c
index bc8aeefddf3f..53e933eb78b8 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -71,6 +71,13 @@ int get_compat_msghdr(struct msghdr *kmsg, struct compat_msghdr __user *umsg)
__get_user(kmsg->msg_controllen, &umsg->msg_controllen) ||
__get_user(kmsg->msg_flags, &umsg->msg_flags))
return -EFAULT;
+
+ if (!tmp1)
+ kmsg->msg_namelen = 0;
+
+ if (kmsg->msg_namelen < 0)
+ return -EINVAL;
+
if (kmsg->msg_namelen > sizeof(struct sockaddr_storage))
kmsg->msg_namelen = sizeof(struct sockaddr_storage);
kmsg->msg_name = compat_ptr(tmp1);
@@ -738,24 +745,18 @@ static unsigned char nas[21] = {

COMPAT_SYSCALL_DEFINE3(sendmsg, int, fd, struct compat_msghdr __user *, msg, unsigned int, flags)
{
- if (flags & MSG_CMSG_COMPAT)
- return -EINVAL;
return __sys_sendmsg(fd, (struct msghdr __user *)msg, flags | MSG_CMSG_COMPAT);
}

COMPAT_SYSCALL_DEFINE4(sendmmsg, int, fd, struct compat_mmsghdr __user *, mmsg,
unsigned int, vlen, unsigned int, flags)
{
- if (flags & MSG_CMSG_COMPAT)
- return -EINVAL;
return __sys_sendmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
flags | MSG_CMSG_COMPAT);
}

COMPAT_SYSCALL_DEFINE3(recvmsg, int, fd, struct compat_msghdr __user *, msg, unsigned int, flags)
{
- if (flags & MSG_CMSG_COMPAT)
- return -EINVAL;
return __sys_recvmsg(fd, (struct msghdr __user *)msg, flags | MSG_CMSG_COMPAT);
}

@@ -778,9 +779,6 @@ COMPAT_SYSCALL_DEFINE5(recvmmsg, int, fd, struct compat_mmsghdr __user *, mmsg,
int datagrams;
struct timespec ktspec;

- if (flags & MSG_CMSG_COMPAT)
- return -EINVAL;
-
if (timeout == NULL)
return __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
flags | MSG_CMSG_COMPAT, NULL);
diff --git a/net/core/dev.c b/net/core/dev.c
index efcc7f4b4fc7..58bf1016a521 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -940,7 +940,7 @@ bool dev_valid_name(const char *name)
return false;

while (*name) {
- if (*name == '/' || isspace(*name))
+ if (*name == '/' || *name == ':' || isspace(*name))
return false;
name++;
}
diff --git a/net/core/flow.c b/net/core/flow.c
index a0348fde1fdf..1033725be40b 100644
--- a/net/core/flow.c
+++ b/net/core/flow.c
@@ -379,7 +379,7 @@ done:
static void flow_cache_flush_task(struct work_struct *work)
{
struct netns_xfrm *xfrm = container_of(work, struct netns_xfrm,
- flow_cache_gc_work);
+ flow_cache_flush_work);
struct net *net = container_of(xfrm, struct net, xfrm);

flow_cache_flush(net);
diff --git a/net/core/gen_stats.c b/net/core/gen_stats.c
index 9d3d9e78397b..372ac662adf9 100644
--- a/net/core/gen_stats.c
+++ b/net/core/gen_stats.c
@@ -32,6 +32,9 @@ gnet_stats_copy(struct gnet_dump *d, int type, void *buf, int size)
return 0;

nla_put_failure:
+ kfree(d->xstats);
+ d->xstats = NULL;
+ d->xstats_len = 0;
spin_unlock_bh(d->lock);
return -1;
}
@@ -217,7 +220,9 @@ int
gnet_stats_copy_app(struct gnet_dump *d, void *st, int len)
{
if (d->compat_xstats) {
- d->xstats = st;
+ d->xstats = kmemdup(st, len, GFP_ATOMIC);
+ if (!d->xstats)
+ goto err_out;
d->xstats_len = len;
}

@@ -225,6 +230,11 @@ gnet_stats_copy_app(struct gnet_dump *d, void *st, int len)
return gnet_stats_copy(d, TCA_STATS_APP, st, len);

return 0;
+
+err_out:
+ d->xstats_len = 0;
+ spin_unlock_bh(d->lock);
+ return -1;
}
EXPORT_SYMBOL(gnet_stats_copy_app);

@@ -257,6 +267,9 @@ gnet_stats_finish_copy(struct gnet_dump *d)
return -1;
}

+ kfree(d->xstats);
+ d->xstats = NULL;
+ d->xstats_len = 0;
spin_unlock_bh(d->lock);
return 0;
}
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index fc17a9d309ac..5901a1187cd2 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -2814,25 +2814,25 @@ static struct sk_buff *fill_packet_ipv4(struct net_device *odev,
skb->dev = odev;
skb->pkt_type = PACKET_HOST;

+ pktgen_finalize_skb(pkt_dev, skb, datalen);
+
if (!(pkt_dev->flags & F_UDPCSUM)) {
skb->ip_summed = CHECKSUM_NONE;
} else if (odev->features & NETIF_F_V4_CSUM) {
skb->ip_summed = CHECKSUM_PARTIAL;
skb->csum = 0;
- udp4_hwcsum(skb, udph->source, udph->dest);
+ udp4_hwcsum(skb, iph->saddr, iph->daddr);
} else {
- __wsum csum = udp_csum(skb);
+ __wsum csum = skb_checksum(skb, skb_transport_offset(skb), datalen + 8, 0);

/* add protocol-dependent pseudo-header */
- udph->check = csum_tcpudp_magic(udph->source, udph->dest,
+ udph->check = csum_tcpudp_magic(iph->saddr, iph->daddr,
datalen + 8, IPPROTO_UDP, csum);

if (udph->check == 0)
udph->check = CSUM_MANGLED_0;
}

- pktgen_finalize_skb(pkt_dev, skb, datalen);
-
#ifdef CONFIG_XFRM
if (!process_ipsec(pkt_dev, skb, protocol))
return NULL;
@@ -2948,6 +2948,8 @@ static struct sk_buff *fill_packet_ipv6(struct net_device *odev,
skb->dev = odev;
skb->pkt_type = PACKET_HOST;

+ pktgen_finalize_skb(pkt_dev, skb, datalen);
+
if (!(pkt_dev->flags & F_UDPCSUM)) {
skb->ip_summed = CHECKSUM_NONE;
} else if (odev->features & NETIF_F_V6_CSUM) {
@@ -2956,7 +2958,7 @@ static struct sk_buff *fill_packet_ipv6(struct net_device *odev,
skb->csum_offset = offsetof(struct udphdr, check);
udph->check = ~csum_ipv6_magic(&iph->saddr, &iph->daddr, udplen, IPPROTO_UDP, 0);
} else {
- __wsum csum = udp_csum(skb);
+ __wsum csum = skb_checksum(skb, skb_transport_offset(skb), udplen, 0);

/* add protocol-dependent pseudo-header */
udph->check = csum_ipv6_magic(&iph->saddr, &iph->daddr, udplen, IPPROTO_UDP, csum);
@@ -2965,8 +2967,6 @@ static struct sk_buff *fill_packet_ipv6(struct net_device *odev,
udph->check = CSUM_MANGLED_0;
}

- pktgen_finalize_skb(pkt_dev, skb, datalen);
-
return skb;
}

diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 2128423f8a7c..b1e79ca03fa0 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -1207,18 +1207,12 @@ static const struct nla_policy ifla_vfinfo_policy[IFLA_VF_INFO_MAX+1] = {
};

static const struct nla_policy ifla_vf_policy[IFLA_VF_MAX+1] = {
- [IFLA_VF_MAC] = { .type = NLA_BINARY,
- .len = sizeof(struct ifla_vf_mac) },
- [IFLA_VF_VLAN] = { .type = NLA_BINARY,
- .len = sizeof(struct ifla_vf_vlan) },
- [IFLA_VF_TX_RATE] = { .type = NLA_BINARY,
- .len = sizeof(struct ifla_vf_tx_rate) },
- [IFLA_VF_SPOOFCHK] = { .type = NLA_BINARY,
- .len = sizeof(struct ifla_vf_spoofchk) },
- [IFLA_VF_RATE] = { .type = NLA_BINARY,
- .len = sizeof(struct ifla_vf_rate) },
- [IFLA_VF_LINK_STATE] = { .type = NLA_BINARY,
- .len = sizeof(struct ifla_vf_link_state) },
+ [IFLA_VF_MAC] = { .len = sizeof(struct ifla_vf_mac) },
+ [IFLA_VF_VLAN] = { .len = sizeof(struct ifla_vf_vlan) },
+ [IFLA_VF_TX_RATE] = { .len = sizeof(struct ifla_vf_tx_rate) },
+ [IFLA_VF_SPOOFCHK] = { .len = sizeof(struct ifla_vf_spoofchk) },
+ [IFLA_VF_RATE] = { .len = sizeof(struct ifla_vf_rate) },
+ [IFLA_VF_LINK_STATE] = { .len = sizeof(struct ifla_vf_link_state) },
};

static const struct nla_policy ifla_port_policy[IFLA_PORT_MAX+1] = {
@@ -2075,8 +2069,16 @@ replay:
}
}
err = rtnl_configure_link(dev, ifm);
- if (err < 0)
- unregister_netdevice(dev);
+ if (err < 0) {
+ if (ops->newlink) {
+ LIST_HEAD(list_kill);
+
+ ops->dellink(dev, &list_kill);
+ unregister_netdevice_many(&list_kill);
+ } else {
+ unregister_netdevice(dev);
+ }
+ }
out:
put_net(dest_net);
return err;
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index cf9cd13509a7..e731c96eac4b 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -25,6 +25,8 @@
static int zero = 0;
static int one = 1;
static int ushort_max = USHRT_MAX;
+static int min_sndbuf = SOCK_MIN_SNDBUF;
+static int min_rcvbuf = SOCK_MIN_RCVBUF;

#ifdef CONFIG_RPS
static int rps_sock_flow_sysctl(struct ctl_table *table, int write,
@@ -223,7 +225,7 @@ static struct ctl_table net_core_table[] = {
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
- .extra1 = &one,
+ .extra1 = &min_sndbuf,
},
{
.procname = "rmem_max",
@@ -231,7 +233,7 @@ static struct ctl_table net_core_table[] = {
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
- .extra1 = &one,
+ .extra1 = &min_rcvbuf,
},
{
.procname = "wmem_default",
@@ -239,7 +241,7 @@ static struct ctl_table net_core_table[] = {
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
- .extra1 = &one,
+ .extra1 = &min_sndbuf,
},
{
.procname = "rmem_default",
@@ -247,7 +249,7 @@ static struct ctl_table net_core_table[] = {
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
- .extra1 = &one,
+ .extra1 = &min_rcvbuf,
},
{
.procname = "dev_weight",
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index e34dccbc4d70..4eeba4e497a0 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -71,6 +71,20 @@ static inline void inet_diag_unlock_handler(
mutex_unlock(&inet_diag_table_mutex);
}

+static size_t inet_sk_attr_size(void)
+{
+ return nla_total_size(sizeof(struct tcp_info))
+ + nla_total_size(1) /* INET_DIAG_SHUTDOWN */
+ + nla_total_size(1) /* INET_DIAG_TOS */
+ + nla_total_size(1) /* INET_DIAG_TCLASS */
+ + nla_total_size(sizeof(struct inet_diag_meminfo))
+ + nla_total_size(sizeof(struct inet_diag_msg))
+ + nla_total_size(SK_MEMINFO_VARS * sizeof(u32))
+ + nla_total_size(TCP_CA_NAME_MAX)
+ + nla_total_size(sizeof(struct tcpvegas_info))
+ + 64;
+}
+
int inet_sk_diag_fill(struct sock *sk, struct inet_connection_sock *icsk,
struct sk_buff *skb, struct inet_diag_req_v2 *req,
struct user_namespace *user_ns,
@@ -324,9 +338,7 @@ int inet_diag_dump_one_icsk(struct inet_hashinfo *hashinfo, struct sk_buff *in_s
if (err)
goto out;

- rep = nlmsg_new(sizeof(struct inet_diag_msg) +
- sizeof(struct inet_diag_meminfo) +
- sizeof(struct tcp_info) + 64, GFP_KERNEL);
+ rep = nlmsg_new(inet_sk_attr_size(), GFP_KERNEL);
if (!rep) {
err = -ENOMEM;
goto out;
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index ed32313e307c..8ff962d15c99 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -680,27 +680,30 @@ EXPORT_SYMBOL(ip_defrag);
struct sk_buff *ip_check_defrag(struct sk_buff *skb, u32 user)
{
struct iphdr iph;
+ int netoff;
u32 len;

if (skb->protocol != htons(ETH_P_IP))
return skb;

- if (!skb_copy_bits(skb, 0, &iph, sizeof(iph)))
+ netoff = skb_network_offset(skb);
+
+ if (skb_copy_bits(skb, netoff, &iph, sizeof(iph)) < 0)
return skb;

if (iph.ihl < 5 || iph.version != 4)
return skb;

len = ntohs(iph.tot_len);
- if (skb->len < len || len < (iph.ihl * 4))
+ if (skb->len < netoff + len || len < (iph.ihl * 4))
return skb;

if (ip_is_fragment(&iph)) {
skb = skb_share_check(skb, GFP_ATOMIC);
if (skb) {
- if (!pskb_may_pull(skb, iph.ihl*4))
+ if (!pskb_may_pull(skb, netoff + iph.ihl * 4))
return skb;
- if (pskb_trim_rcsum(skb, len))
+ if (pskb_trim_rcsum(skb, netoff + len))
return skb;
memset(IPCB(skb), 0, sizeof(struct inet_skb_parm));
if (ip_defrag(skb, user))
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 4aca72f52636..0f3e713c5e75 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -886,7 +886,8 @@ static int __ip_append_data(struct sock *sk,
cork->length += length;
if (((length > mtu) || (skb && skb_is_gso(skb))) &&
(sk->sk_protocol == IPPROTO_UDP) &&
- (rt->dst.dev->features & NETIF_F_UFO) && !rt->dst.header_len) {
+ (rt->dst.dev->features & NETIF_F_UFO) && !rt->dst.header_len &&
+ (sk->sk_type == SOCK_DGRAM)) {
err = ip_ufo_append_data(sk, queue, getfrag, from, length,
hh_len, fragheaderlen, transhdrlen,
maxfraglen, flags);
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 7dec0787b4a2..45d5bc0ad86c 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -259,6 +259,11 @@ int ping_init_sock(struct sock *sk)
kgid_t low, high;
int ret = 0;

+#if IS_ENABLED(CONFIG_IPV6)
+ if (sk->sk_family == AF_INET6)
+ inet6_sk(sk)->ipv6only = 1;
+#endif
+
inet_get_ping_group_range_net(net, &low, &high);
if (gid_lte(low, group) && gid_lte(group, high))
return 0;
@@ -305,6 +310,11 @@ static int ping_check_bind_addr(struct sock *sk, struct inet_sock *isk,
if (addr_len < sizeof(*addr))
return -EINVAL;

+ if (addr->sin_family != AF_INET &&
+ !(addr->sin_family == AF_UNSPEC &&
+ addr->sin_addr.s_addr == htonl(INADDR_ANY)))
+ return -EAFNOSUPPORT;
+
pr_debug("ping_check_bind_addr(sk=%p,addr=%pI4,port=%d)\n",
sk, &addr->sin_addr.s_addr, ntohs(addr->sin_port));

@@ -330,7 +340,7 @@ static int ping_check_bind_addr(struct sock *sk, struct inet_sock *isk,
return -EINVAL;

if (addr->sin6_family != AF_INET6)
- return -EINVAL;
+ return -EAFNOSUPPORT;

pr_debug("ping_check_bind_addr(sk=%p,addr=%pI6c,port=%d)\n",
sk, addr->sin6_addr.s6_addr, ntohs(addr->sin6_port));
@@ -716,7 +726,7 @@ static int ping_v4_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *m
if (msg->msg_namelen < sizeof(*usin))
return -EINVAL;
if (usin->sin_family != AF_INET)
- return -EINVAL;
+ return -EAFNOSUPPORT;
daddr = usin->sin_addr.s_addr;
/* no remote port */
} else {
diff --git a/net/ipv4/tcp_fastopen.c b/net/ipv4/tcp_fastopen.c
index 9771563ab564..2d925f65c2cc 100644
--- a/net/ipv4/tcp_fastopen.c
+++ b/net/ipv4/tcp_fastopen.c
@@ -134,6 +134,7 @@ static bool tcp_fastopen_create_child(struct sock *sk,
struct tcp_sock *tp;
struct request_sock_queue *queue = &inet_csk(sk)->icsk_accept_queue;
struct sock *child;
+ u32 end_seq;

req->num_retrans = 0;
req->num_timeout = 0;
@@ -185,20 +186,35 @@ static bool tcp_fastopen_create_child(struct sock *sk,

/* Queue the data carried in the SYN packet. We need to first
* bump skb's refcnt because the caller will attempt to free it.
+ * Note that IPv6 might also have used skb_get() trick
+ * in tcp_v6_conn_request() to keep this SYN around (treq->pktopts)
+ * So we need to eventually get a clone of the packet,
+ * before inserting it in sk_receive_queue.
*
* XXX (TFO) - we honor a zero-payload TFO request for now,
* (any reason not to?) but no need to queue the skb since
* there is no data. How about SYN+FIN?
*/
- if (TCP_SKB_CB(skb)->end_seq != TCP_SKB_CB(skb)->seq + 1) {
- skb = skb_get(skb);
- skb_dst_drop(skb);
- __skb_pull(skb, tcp_hdr(skb)->doff * 4);
- skb_set_owner_r(skb, child);
- __skb_queue_tail(&child->sk_receive_queue, skb);
- tp->syn_data_acked = 1;
+ end_seq = TCP_SKB_CB(skb)->end_seq;
+ if (end_seq != TCP_SKB_CB(skb)->seq + 1) {
+ struct sk_buff *skb2;
+
+ if (unlikely(skb_shared(skb)))
+ skb2 = skb_clone(skb, GFP_ATOMIC);
+ else
+ skb2 = skb_get(skb);
+
+ if (likely(skb2)) {
+ skb_dst_drop(skb2);
+ __skb_pull(skb2, tcp_hdrlen(skb));
+ skb_set_owner_r(skb2, child);
+ __skb_queue_tail(&child->sk_receive_queue, skb2);
+ tp->syn_data_acked = 1;
+ } else {
+ end_seq = TCP_SKB_CB(skb)->seq + 1;
+ }
}
- tcp_rsk(req)->rcv_nxt = tp->rcv_nxt = TCP_SKB_CB(skb)->end_seq;
+ tcp_rsk(req)->rcv_nxt = tp->rcv_nxt = end_seq;
sk->sk_data_ready(sk);
bh_unlock_sock(child);
sock_put(child);
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 64fb6e84127e..d5457e40f5be 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2697,15 +2697,11 @@ void tcp_send_fin(struct sock *sk)
} else {
/* Socket is locked, keep trying until memory is available. */
for (;;) {
- skb = alloc_skb_fclone(MAX_TCP_HEADER,
- sk->sk_allocation);
+ skb = sk_stream_alloc_skb(sk, 0, sk->sk_allocation);
if (skb)
break;
yield();
}
-
- /* Reserve space for headers and prepare control bits. */
- skb_reserve(skb, MAX_TCP_HEADER);
/* FIN eats a sequence byte, write_seq advanced by tcp_queue_skb(). */
tcp_init_nondata_skb(skb, tp->write_seq,
TCPHDR_ACK | TCPHDR_FIN);
@@ -2958,9 +2954,9 @@ static int tcp_send_syn_data(struct sock *sk, struct sk_buff *syn)
{
struct tcp_sock *tp = tcp_sk(sk);
struct tcp_fastopen_request *fo = tp->fastopen_req;
- int syn_loss = 0, space, i, err = 0, iovlen = fo->data->msg_iovlen;
- struct sk_buff *syn_data = NULL, *data;
+ int syn_loss = 0, space, err = 0;
unsigned long last_syn_loss = 0;
+ struct sk_buff *syn_data;

tp->rx_opt.mss_clamp = tp->advmss; /* If MSS is not cached */
tcp_fastopen_cache_get(sk, &tp->rx_opt.mss_clamp, &fo->cookie,
@@ -2991,48 +2987,40 @@ static int tcp_send_syn_data(struct sock *sk, struct sk_buff *syn)
/* limit to order-0 allocations */
space = min_t(size_t, space, SKB_MAX_HEAD(MAX_TCP_HEADER));

- syn_data = skb_copy_expand(syn, MAX_TCP_HEADER, space,
- sk->sk_allocation);
- if (syn_data == NULL)
+ syn_data = sk_stream_alloc_skb(sk, space, sk->sk_allocation);
+ if (!syn_data)
+ goto fallback;
+ syn_data->ip_summed = CHECKSUM_PARTIAL;
+ memcpy(syn_data->cb, syn->cb, sizeof(syn->cb));
+ if (unlikely(memcpy_fromiovecend(skb_put(syn_data, space),
+ fo->data->msg_iov, 0, space))) {
+ kfree_skb(syn_data);
goto fallback;
+ }

- for (i = 0; i < iovlen && syn_data->len < space; ++i) {
- struct iovec *iov = &fo->data->msg_iov[i];
- unsigned char __user *from = iov->iov_base;
- int len = iov->iov_len;
+ /* No more data pending in inet_wait_for_connect() */
+ if (space == fo->size)
+ fo->data = NULL;
+ fo->copied = space;

- if (syn_data->len + len > space)
- len = space - syn_data->len;
- else if (i + 1 == iovlen)
- /* No more data pending in inet_wait_for_connect() */
- fo->data = NULL;
+ tcp_connect_queue_skb(sk, syn_data);

- if (skb_add_data(syn_data, from, len))
- goto fallback;
- }
+ err = tcp_transmit_skb(sk, syn_data, 1, sk->sk_allocation);

- /* Queue a data-only packet after the regular SYN for retransmission */
- data = pskb_copy(syn_data, sk->sk_allocation);
- if (data == NULL)
- goto fallback;
- TCP_SKB_CB(data)->seq++;
- TCP_SKB_CB(data)->tcp_flags &= ~TCPHDR_SYN;
- TCP_SKB_CB(data)->tcp_flags = (TCPHDR_ACK|TCPHDR_PSH);
- tcp_connect_queue_skb(sk, data);
- fo->copied = data->len;
-
- /* syn_data is about to be sent, we need to take current time stamps
- * for the packets that are in write queue : SYN packet and DATA
- */
- skb_mstamp_get(&syn->skb_mstamp);
- data->skb_mstamp = syn->skb_mstamp;
+ syn->skb_mstamp = syn_data->skb_mstamp;

- if (tcp_transmit_skb(sk, syn_data, 0, sk->sk_allocation) == 0) {
+ /* Now full SYN+DATA was cloned and sent (or not),
+ * remove the SYN from the original skb (syn_data)
+ * we keep in write queue in case of a retransmit, as we
+ * also have the SYN packet (with no data) in the same queue.
+ */
+ TCP_SKB_CB(syn_data)->seq++;
+ TCP_SKB_CB(syn_data)->tcp_flags = TCPHDR_ACK | TCPHDR_PSH;
+ if (!err) {
tp->syn_data = (fo->copied > 0);
NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPORIGDATASENT);
goto done;
}
- syn_data = NULL;

fallback:
/* Send a regular SYN with Fast Open cookie request option */
@@ -3041,7 +3029,6 @@ fallback:
err = tcp_transmit_skb(sk, syn, 1, sk->sk_allocation);
if (err)
tp->syn_fastopen = 0;
- kfree_skb(syn_data);
done:
fo->cookie.len = -1; /* Exclude Fast Open option for SYN retries */
return err;
@@ -3061,13 +3048,10 @@ int tcp_connect(struct sock *sk)
return 0;
}

- buff = alloc_skb_fclone(MAX_TCP_HEADER + 15, sk->sk_allocation);
- if (unlikely(buff == NULL))
+ buff = sk_stream_alloc_skb(sk, 0, sk->sk_allocation);
+ if (unlikely(!buff))
return -ENOBUFS;

- /* Reserve space for headers. */
- skb_reserve(buff, MAX_TCP_HEADER);
-
tcp_init_nondata_skb(buff, tp->write_seq++, TCPHDR_SYN);
tp->retrans_stamp = TCP_SKB_CB(buff)->when = tcp_time_stamp;
tcp_connect_queue_skb(sk, buff);
diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c
index b4d5e1d97c1b..27ca79682efb 100644
--- a/net/ipv6/fib6_rules.c
+++ b/net/ipv6/fib6_rules.c
@@ -104,6 +104,7 @@ static int fib6_rule_action(struct fib_rule *rule, struct flowi *flp,
goto again;
flp6->saddr = saddr;
}
+ err = rt->dst.error;
goto out;
}
again:
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 0baac7127c57..07506e7a8917 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -414,7 +414,7 @@ static void ip6gre_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
if (code == ICMPV6_HDR_FIELD)
teli = ip6_tnl_parse_tlv_enc_lim(skb, skb->data);

- if (teli && teli == info - 2) {
+ if (teli && teli == be32_to_cpu(info) - 2) {
tel = (struct ipv6_tlv_tnl_enc_lim *) &skb->data[teli];
if (tel->encap_limit == 0) {
net_warn_ratelimited("%s: Too small encapsulation limit or routing loop in tunnel!\n",
@@ -426,7 +426,7 @@ static void ip6gre_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
}
break;
case ICMPV6_PKT_TOOBIG:
- mtu = info - offset;
+ mtu = be32_to_cpu(info) - offset;
if (mtu < IPV6_MIN_MTU)
mtu = IPV6_MIN_MTU;
t->dev->mtu = mtu;
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 59345af6d3a7..f709462b1a77 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1296,7 +1296,8 @@ emsgsize:
if (((length > mtu) ||
(skb && skb_is_gso(skb))) &&
(sk->sk_protocol == IPPROTO_UDP) &&
- (rt->dst.dev->features & NETIF_F_UFO)) {
+ (rt->dst.dev->features & NETIF_F_UFO) &&
+ (sk->sk_type == SOCK_DGRAM)) {
err = ip6_ufo_append_data(sk, getfrag, from, length,
hh_len, fragheaderlen,
transhdrlen, mtu, flags, rt);
diff --git a/net/ipv6/ping.c b/net/ipv6/ping.c
index 5b7a1ed2aba9..2d452a382128 100644
--- a/net/ipv6/ping.c
+++ b/net/ipv6/ping.c
@@ -102,9 +102,10 @@ int ping_v6_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,

if (msg->msg_name) {
DECLARE_SOCKADDR(struct sockaddr_in6 *, u, msg->msg_name);
- if (msg->msg_namelen < sizeof(struct sockaddr_in6) ||
- u->sin6_family != AF_INET6) {
+ if (msg->msg_namelen < sizeof(*u))
return -EINVAL;
+ if (u->sin6_family != AF_INET6) {
+ return -EAFNOSUPPORT;
}
if (sk->sk_bound_dev_if &&
sk->sk_bound_dev_if != u->sin6_scope_id) {
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 920616d05758..07b1eee067b1 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -141,7 +141,7 @@ static u32 *ipv6_cow_metrics(struct dst_entry *dst, unsigned long old)
u32 *p = NULL;

if (!(rt->dst.flags & DST_HOST))
- return NULL;
+ return dst_cow_metrics_generic(dst, old);

peer = rt6_get_peer_create(rt);
if (peer) {
diff --git a/net/irda/ircomm/ircomm_tty.c b/net/irda/ircomm/ircomm_tty.c
index 2ba8b9705bb7..fdcb9688b5d3 100644
--- a/net/irda/ircomm/ircomm_tty.c
+++ b/net/irda/ircomm/ircomm_tty.c
@@ -818,7 +818,9 @@ static void ircomm_tty_wait_until_sent(struct tty_struct *tty, int timeout)
orig_jiffies = jiffies;

/* Set poll time to 200 ms */
- poll_time = IRDA_MIN(timeout, msecs_to_jiffies(200));
+ poll_time = msecs_to_jiffies(200);
+ if (timeout)
+ poll_time = min_t(unsigned long, timeout, poll_time);

spin_lock_irqsave(&self->spinlock, flags);
while (self->tx_skb && self->tx_skb->len) {
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 1a252c606ad0..f0fda4e1dc0d 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -559,6 +559,7 @@ ieee80211_tx_h_check_control_port_protocol(struct ieee80211_tx_data *tx)
if (tx->sdata->control_port_no_encrypt)
info->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
info->control.flags |= IEEE80211_TX_CTRL_PORT_CTRL_PROTO;
+ info->flags |= IEEE80211_TX_CTL_USE_MINRATE;
}

return TX_CONTINUE;
diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c
index 5c34e8d42e01..74de7655faf8 100644
--- a/net/netfilter/ipvs/ip_vs_core.c
+++ b/net/netfilter/ipvs/ip_vs_core.c
@@ -658,16 +658,24 @@ static inline int ip_vs_gather_frags(struct sk_buff *skb, u_int32_t user)
return err;
}

-static int ip_vs_route_me_harder(int af, struct sk_buff *skb)
+static int ip_vs_route_me_harder(int af, struct sk_buff *skb,
+ unsigned int hooknum)
{
+ if (!sysctl_snat_reroute(skb))
+ return 0;
+ /* Reroute replies only to remote clients (FORWARD and LOCAL_OUT) */
+ if (NF_INET_LOCAL_IN == hooknum)
+ return 0;
#ifdef CONFIG_IP_VS_IPV6
if (af == AF_INET6) {
- if (sysctl_snat_reroute(skb) && ip6_route_me_harder(skb) != 0)
+ struct dst_entry *dst = skb_dst(skb);
+
+ if (dst->dev && !(dst->dev->flags & IFF_LOOPBACK) &&
+ ip6_route_me_harder(skb) != 0)
return 1;
} else
#endif
- if ((sysctl_snat_reroute(skb) ||
- skb_rtable(skb)->rt_flags & RTCF_LOCAL) &&
+ if (!(skb_rtable(skb)->rt_flags & RTCF_LOCAL) &&
ip_route_me_harder(skb, RTN_LOCAL) != 0)
return 1;

@@ -790,7 +798,8 @@ static int handle_response_icmp(int af, struct sk_buff *skb,
union nf_inet_addr *snet,
__u8 protocol, struct ip_vs_conn *cp,
struct ip_vs_protocol *pp,
- unsigned int offset, unsigned int ihl)
+ unsigned int offset, unsigned int ihl,
+ unsigned int hooknum)
{
unsigned int verdict = NF_DROP;

@@ -820,7 +829,7 @@ static int handle_response_icmp(int af, struct sk_buff *skb,
#endif
ip_vs_nat_icmp(skb, pp, cp, 1);

- if (ip_vs_route_me_harder(af, skb))
+ if (ip_vs_route_me_harder(af, skb, hooknum))
goto out;

/* do the statistics and put it back */
@@ -915,7 +924,7 @@ static int ip_vs_out_icmp(struct sk_buff *skb, int *related,

snet.ip = iph->saddr;
return handle_response_icmp(AF_INET, skb, &snet, cih->protocol, cp,
- pp, ciph.len, ihl);
+ pp, ciph.len, ihl, hooknum);
}

#ifdef CONFIG_IP_VS_IPV6
@@ -980,7 +989,8 @@ static int ip_vs_out_icmp_v6(struct sk_buff *skb, int *related,
snet.in6 = ciph.saddr.in6;
writable = ciph.len;
return handle_response_icmp(AF_INET6, skb, &snet, ciph.protocol, cp,
- pp, writable, sizeof(struct ipv6hdr));
+ pp, writable, sizeof(struct ipv6hdr),
+ hooknum);
}
#endif

@@ -1039,7 +1049,8 @@ static inline bool is_new_conn(const struct sk_buff *skb,
*/
static unsigned int
handle_response(int af, struct sk_buff *skb, struct ip_vs_proto_data *pd,
- struct ip_vs_conn *cp, struct ip_vs_iphdr *iph)
+ struct ip_vs_conn *cp, struct ip_vs_iphdr *iph,
+ unsigned int hooknum)
{
struct ip_vs_protocol *pp = pd->pp;

@@ -1077,7 +1088,7 @@ handle_response(int af, struct sk_buff *skb, struct ip_vs_proto_data *pd,
* if it came from this machine itself. So re-compute
* the routing information.
*/
- if (ip_vs_route_me_harder(af, skb))
+ if (ip_vs_route_me_harder(af, skb, hooknum))
goto drop;

IP_VS_DBG_PKT(10, af, pp, skb, 0, "After SNAT");
@@ -1180,7 +1191,7 @@ ip_vs_out(unsigned int hooknum, struct sk_buff *skb, int af)
cp = pp->conn_out_get(af, skb, &iph, 0);

if (likely(cp))
- return handle_response(af, skb, pd, cp, &iph);
+ return handle_response(af, skb, pd, cp, &iph, hooknum);
if (sysctl_nat_icmp_send(net) &&
(pp->protocol == IPPROTO_TCP ||
pp->protocol == IPPROTO_UDP ||
diff --git a/net/netfilter/ipvs/ip_vs_sync.c b/net/netfilter/ipvs/ip_vs_sync.c
index db801263ee9f..a8027e73b6a2 100644
--- a/net/netfilter/ipvs/ip_vs_sync.c
+++ b/net/netfilter/ipvs/ip_vs_sync.c
@@ -891,6 +891,8 @@ static void ip_vs_proc_conn(struct net *net, struct ip_vs_conn_param *param,
IP_VS_DBG(2, "BACKUP, add new conn. failed\n");
return;
}
+ if (!(flags & IP_VS_CONN_F_TEMPLATE))
+ kfree(param->pe_data);
}

if (opt)
@@ -1164,6 +1166,7 @@ static inline int ip_vs_proc_sync_conn(struct net *net, __u8 *p, __u8 *msg_end)
(opt_flags & IPVS_OPT_F_SEQ_DATA ? &opt : NULL)
);
#endif
+ ip_vs_pe_put(param.pe);
return 0;
/* Error exit */
out:
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 594afb3e7c40..e1cf0f89748d 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -889,9 +889,11 @@ static struct nft_stats __percpu *nft_stats_alloc(const struct nlattr *attr)
/* Restore old counters on this cpu, no problem. Per-cpu statistics
* are not exposed to userspace.
*/
+ preempt_disable();
stats = this_cpu_ptr(newstats);
stats->bytes = be64_to_cpu(nla_get_be64(tb[NFTA_COUNTER_BYTES]));
stats->pkts = be64_to_cpu(nla_get_be64(tb[NFTA_COUNTER_PACKETS]));
+ preempt_enable();

return newstats;
}
@@ -1032,8 +1034,10 @@ static int nf_tables_newchain(struct sock *nlsk, struct sk_buff *skb,
nft_ctx_init(&ctx, skb, nlh, afi, table, chain, nla);
trans = nft_trans_alloc(&ctx, NFT_MSG_NEWCHAIN,
sizeof(struct nft_trans_chain));
- if (trans == NULL)
+ if (trans == NULL) {
+ free_percpu(stats);
return -ENOMEM;
+ }

nft_trans_chain_stats(trans) = stats;
nft_trans_chain_update(trans) = true;
@@ -1089,8 +1093,10 @@ static int nf_tables_newchain(struct sock *nlsk, struct sk_buff *skb,
hookfn = type->hooks[hooknum];

basechain = kzalloc(sizeof(*basechain), GFP_KERNEL);
- if (basechain == NULL)
+ if (basechain == NULL) {
+ module_put(type->owner);
return -ENOMEM;
+ }

if (nla[NFTA_CHAIN_COUNTERS]) {
stats = nft_stats_alloc(nla[NFTA_CHAIN_COUNTERS]);
diff --git a/net/netfilter/nft_compat.c b/net/netfilter/nft_compat.c
index 5b5ab9ec1a90..318e1f1b0e4c 100644
--- a/net/netfilter/nft_compat.c
+++ b/net/netfilter/nft_compat.c
@@ -629,8 +629,12 @@ nft_match_select_ops(const struct nft_ctx *ctx,
struct xt_match *match = nft_match->ops.data;

if (strcmp(match->name, mt_name) == 0 &&
- match->revision == rev && match->family == family)
+ match->revision == rev && match->family == family) {
+ if (!try_module_get(match->me))
+ return ERR_PTR(-ENOENT);
+
return &nft_match->ops;
+ }
}

match = xt_request_find_match(family, mt_name, rev);
@@ -700,8 +704,12 @@ nft_target_select_ops(const struct nft_ctx *ctx,
struct xt_target *target = nft_target->ops.data;

if (strcmp(target->name, tg_name) == 0 &&
- target->revision == rev && target->family == family)
+ target->revision == rev && target->family == family) {
+ if (!try_module_get(target->me))
+ return ERR_PTR(-ENOENT);
+
return &nft_target->ops;
+ }
}

target = xt_request_find_target(family, tg_name, rev);
diff --git a/net/netfilter/xt_socket.c b/net/netfilter/xt_socket.c
index 1ba67931eb1b..13332dbf291d 100644
--- a/net/netfilter/xt_socket.c
+++ b/net/netfilter/xt_socket.c
@@ -243,12 +243,13 @@ static int
extract_icmp6_fields(const struct sk_buff *skb,
unsigned int outside_hdrlen,
int *protocol,
- struct in6_addr **raddr,
- struct in6_addr **laddr,
+ const struct in6_addr **raddr,
+ const struct in6_addr **laddr,
__be16 *rport,
- __be16 *lport)
+ __be16 *lport,
+ struct ipv6hdr *ipv6_var)
{
- struct ipv6hdr *inside_iph, _inside_iph;
+ const struct ipv6hdr *inside_iph;
struct icmp6hdr *icmph, _icmph;
__be16 *ports, _ports[2];
u8 inside_nexthdr;
@@ -263,12 +264,14 @@ extract_icmp6_fields(const struct sk_buff *skb,
if (icmph->icmp6_type & ICMPV6_INFOMSG_MASK)
return 1;

- inside_iph = skb_header_pointer(skb, outside_hdrlen + sizeof(_icmph), sizeof(_inside_iph), &_inside_iph);
+ inside_iph = skb_header_pointer(skb, outside_hdrlen + sizeof(_icmph),
+ sizeof(*ipv6_var), ipv6_var);
if (inside_iph == NULL)
return 1;
inside_nexthdr = inside_iph->nexthdr;

- inside_hdrlen = ipv6_skip_exthdr(skb, outside_hdrlen + sizeof(_icmph) + sizeof(_inside_iph),
+ inside_hdrlen = ipv6_skip_exthdr(skb, outside_hdrlen + sizeof(_icmph) +
+ sizeof(*ipv6_var),
&inside_nexthdr, &inside_fragoff);
if (inside_hdrlen < 0)
return 1; /* hjm: Packet has no/incomplete transport layer headers. */
@@ -315,10 +318,10 @@ xt_socket_get_sock_v6(struct net *net, const u8 protocol,
static bool
socket_mt6_v1_v2(const struct sk_buff *skb, struct xt_action_param *par)
{
- struct ipv6hdr *iph = ipv6_hdr(skb);
+ struct ipv6hdr ipv6_var, *iph = ipv6_hdr(skb);
struct udphdr _hdr, *hp = NULL;
struct sock *sk = skb->sk;
- struct in6_addr *daddr = NULL, *saddr = NULL;
+ const struct in6_addr *daddr = NULL, *saddr = NULL;
__be16 uninitialized_var(dport), uninitialized_var(sport);
int thoff = 0, uninitialized_var(tproto);
const struct xt_socket_mtinfo1 *info = (struct xt_socket_mtinfo1 *) par->matchinfo;
@@ -342,7 +345,7 @@ socket_mt6_v1_v2(const struct sk_buff *skb, struct xt_action_param *par)

} else if (tproto == IPPROTO_ICMPV6) {
if (extract_icmp6_fields(skb, thoff, &tproto, &saddr, &daddr,
- &sport, &dport))
+ &sport, &dport, &ipv6_var))
return false;
} else {
return false;
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 9db4bf6740d1..1e71adeca318 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -2025,14 +2025,55 @@ static int __net_init ovs_init_net(struct net *net)
return 0;
}

-static void __net_exit ovs_exit_net(struct net *net)
+static void __net_exit list_vports_from_net(struct net *net, struct net *dnet,
+ struct list_head *head)
{
- struct datapath *dp, *dp_next;
struct ovs_net *ovs_net = net_generic(net, ovs_net_id);
+ struct datapath *dp;
+
+ list_for_each_entry(dp, &ovs_net->dps, list_node) {
+ int i;
+
+ for (i = 0; i < DP_VPORT_HASH_BUCKETS; i++) {
+ struct vport *vport;
+
+ hlist_for_each_entry(vport, &dp->ports[i], dp_hash_node) {
+ struct netdev_vport *netdev_vport;
+
+ if (vport->ops->type != OVS_VPORT_TYPE_INTERNAL)
+ continue;
+
+ netdev_vport = netdev_vport_priv(vport);
+ if (dev_net(netdev_vport->dev) == dnet)
+ list_add(&vport->detach_list, head);
+ }
+ }
+ }
+}
+
+static void __net_exit ovs_exit_net(struct net *dnet)
+{
+ struct datapath *dp, *dp_next;
+ struct ovs_net *ovs_net = net_generic(dnet, ovs_net_id);
+ struct vport *vport, *vport_next;
+ struct net *net;
+ LIST_HEAD(head);

ovs_lock();
list_for_each_entry_safe(dp, dp_next, &ovs_net->dps, list_node)
__dp_destroy(dp);
+
+ rtnl_lock();
+ for_each_net(net)
+ list_vports_from_net(net, dnet, &head);
+ rtnl_unlock();
+
+ /* Detach all vports from given namespace. */
+ list_for_each_entry_safe(vport, vport_next, &head, detach_list) {
+ list_del(&vport->detach_list);
+ ovs_dp_detach_port(vport);
+ }
+
ovs_unlock();

cancel_work_sync(&ovs_net->dp_notify_work);
diff --git a/net/openvswitch/vport.h b/net/openvswitch/vport.h
index 8d721e62f388..6114d38cc141 100644
--- a/net/openvswitch/vport.h
+++ b/net/openvswitch/vport.h
@@ -76,6 +76,7 @@ struct vport_err_stats {
* @percpu_stats: Points to per-CPU statistics used and maintained by vport
* @stats_lock: Protects @err_stats;
* @err_stats: Points to error statistics used and maintained by vport
+ * @detach_list: list used for detaching vport in net-exit call.
*/
struct vport {
struct rcu_head rcu;
@@ -91,6 +92,7 @@ struct vport {

spinlock_t stats_lock;
struct vport_err_stats err_stats;
+ struct list_head detach_list;
};

/**
diff --git a/net/rds/iw_rdma.c b/net/rds/iw_rdma.c
index a817705ce2d0..dba8d0864f18 100644
--- a/net/rds/iw_rdma.c
+++ b/net/rds/iw_rdma.c
@@ -88,7 +88,9 @@ static unsigned int rds_iw_unmap_fastreg_list(struct rds_iw_mr_pool *pool,
int *unpinned);
static void rds_iw_destroy_fastreg(struct rds_iw_mr_pool *pool, struct rds_iw_mr *ibmr);

-static int rds_iw_get_device(struct rds_sock *rs, struct rds_iw_device **rds_iwdev, struct rdma_cm_id **cm_id)
+static int rds_iw_get_device(struct sockaddr_in *src, struct sockaddr_in *dst,
+ struct rds_iw_device **rds_iwdev,
+ struct rdma_cm_id **cm_id)
{
struct rds_iw_device *iwdev;
struct rds_iw_cm_id *i_cm_id;
@@ -112,15 +114,15 @@ static int rds_iw_get_device(struct rds_sock *rs, struct rds_iw_device **rds_iwd
src_addr->sin_port,
dst_addr->sin_addr.s_addr,
dst_addr->sin_port,
- rs->rs_bound_addr,
- rs->rs_bound_port,
- rs->rs_conn_addr,
- rs->rs_conn_port);
+ src->sin_addr.s_addr,
+ src->sin_port,
+ dst->sin_addr.s_addr,
+ dst->sin_port);
#ifdef WORKING_TUPLE_DETECTION
- if (src_addr->sin_addr.s_addr == rs->rs_bound_addr &&
- src_addr->sin_port == rs->rs_bound_port &&
- dst_addr->sin_addr.s_addr == rs->rs_conn_addr &&
- dst_addr->sin_port == rs->rs_conn_port) {
+ if (src_addr->sin_addr.s_addr == src->sin_addr.s_addr &&
+ src_addr->sin_port == src->sin_port &&
+ dst_addr->sin_addr.s_addr == dst->sin_addr.s_addr &&
+ dst_addr->sin_port == dst->sin_port) {
#else
/* FIXME - needs to compare the local and remote
* ipaddr/port tuple, but the ipaddr is the only
@@ -128,7 +130,7 @@ static int rds_iw_get_device(struct rds_sock *rs, struct rds_iw_device **rds_iwd
* zero'ed. It doesn't appear to be properly populated
* during connection setup...
*/
- if (src_addr->sin_addr.s_addr == rs->rs_bound_addr) {
+ if (src_addr->sin_addr.s_addr == src->sin_addr.s_addr) {
#endif
spin_unlock_irq(&iwdev->spinlock);
*rds_iwdev = iwdev;
@@ -180,19 +182,13 @@ int rds_iw_update_cm_id(struct rds_iw_device *rds_iwdev, struct rdma_cm_id *cm_i
{
struct sockaddr_in *src_addr, *dst_addr;
struct rds_iw_device *rds_iwdev_old;
- struct rds_sock rs;
struct rdma_cm_id *pcm_id;
int rc;

src_addr = (struct sockaddr_in *)&cm_id->route.addr.src_addr;
dst_addr = (struct sockaddr_in *)&cm_id->route.addr.dst_addr;

- rs.rs_bound_addr = src_addr->sin_addr.s_addr;
- rs.rs_bound_port = src_addr->sin_port;
- rs.rs_conn_addr = dst_addr->sin_addr.s_addr;
- rs.rs_conn_port = dst_addr->sin_port;
-
- rc = rds_iw_get_device(&rs, &rds_iwdev_old, &pcm_id);
+ rc = rds_iw_get_device(src_addr, dst_addr, &rds_iwdev_old, &pcm_id);
if (rc)
rds_iw_remove_cm_id(rds_iwdev, cm_id);

@@ -598,9 +594,17 @@ void *rds_iw_get_mr(struct scatterlist *sg, unsigned long nents,
struct rds_iw_device *rds_iwdev;
struct rds_iw_mr *ibmr = NULL;
struct rdma_cm_id *cm_id;
+ struct sockaddr_in src = {
+ .sin_addr.s_addr = rs->rs_bound_addr,
+ .sin_port = rs->rs_bound_port,
+ };
+ struct sockaddr_in dst = {
+ .sin_addr.s_addr = rs->rs_conn_addr,
+ .sin_port = rs->rs_conn_port,
+ };
int ret;

- ret = rds_iw_get_device(rs, &rds_iwdev, &cm_id);
+ ret = rds_iw_get_device(&src, &dst, &rds_iwdev, &cm_id);
if (ret || !cm_id) {
ret = -ENODEV;
goto out;
diff --git a/net/rxrpc/ar-recvmsg.c b/net/rxrpc/ar-recvmsg.c
index e9aaa65c0778..0df95463c650 100644
--- a/net/rxrpc/ar-recvmsg.c
+++ b/net/rxrpc/ar-recvmsg.c
@@ -87,7 +87,7 @@ int rxrpc_recvmsg(struct kiocb *iocb, struct socket *sock,
if (!skb) {
/* nothing remains on the queue */
if (copied &&
- (msg->msg_flags & MSG_PEEK || timeo == 0))
+ (flags & MSG_PEEK || timeo == 0))
goto out;

/* wait for a message to turn up */
diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c
index 13f64df2c710..d2f034cf6055 100644
--- a/net/sched/cls_bpf.c
+++ b/net/sched/cls_bpf.c
@@ -182,6 +182,11 @@ static int cls_bpf_modify_existing(struct net *net, struct tcf_proto *tp,
}

bpf_size = bpf_len * sizeof(*bpf_ops);
+ if (bpf_size != nla_len(tb[TCA_BPF_OPS])) {
+ ret = -EINVAL;
+ goto errout;
+ }
+
bpf_ops = kzalloc(bpf_size, GFP_KERNEL);
if (bpf_ops == NULL) {
ret = -ENOMEM;
@@ -228,15 +233,21 @@ static u32 cls_bpf_grab_new_handle(struct tcf_proto *tp,
struct cls_bpf_head *head)
{
unsigned int i = 0x80000000;
+ u32 handle;

do {
if (++head->hgen == 0x7FFFFFFF)
head->hgen = 1;
} while (--i > 0 && cls_bpf_get(tp, head->hgen));
- if (i == 0)
+
+ if (unlikely(i == 0)) {
pr_err("Insufficient number of handles\n");
+ handle = 0;
+ } else {
+ handle = head->hgen;
+ }

- return i;
+ return handle;
}

static int cls_bpf_change(struct net *net, struct sk_buff *in_skb,
diff --git a/net/sched/ematch.c b/net/sched/ematch.c
index 3a633debb6df..a2abc449ce8f 100644
--- a/net/sched/ematch.c
+++ b/net/sched/ematch.c
@@ -227,6 +227,7 @@ static int tcf_em_validate(struct tcf_proto *tp,
* to replay the request.
*/
module_put(em->ops->owner);
+ em->ops = NULL;
err = -EAGAIN;
}
#endif
diff --git a/net/sunrpc/auth_gss/gss_rpc_upcall.c b/net/sunrpc/auth_gss/gss_rpc_upcall.c
index abbb7dcd1689..59eeed43eda2 100644
--- a/net/sunrpc/auth_gss/gss_rpc_upcall.c
+++ b/net/sunrpc/auth_gss/gss_rpc_upcall.c
@@ -217,6 +217,8 @@ static void gssp_free_receive_pages(struct gssx_arg_accept_sec_context *arg)

for (i = 0; i < arg->npages && arg->pages[i]; i++)
__free_page(arg->pages[i]);
+
+ kfree(arg->pages);
}

static int gssp_alloc_receive_pages(struct gssx_arg_accept_sec_context *arg)
diff --git a/net/sunrpc/backchannel_rqst.c b/net/sunrpc/backchannel_rqst.c
index 9761a0da964d..1bb4d26fbd6b 100644
--- a/net/sunrpc/backchannel_rqst.c
+++ b/net/sunrpc/backchannel_rqst.c
@@ -309,12 +309,15 @@ void xprt_complete_bc_request(struct rpc_rqst *req, uint32_t copied)
struct rpc_xprt *xprt = req->rq_xprt;
struct svc_serv *bc_serv = xprt->bc_serv;

+ spin_lock(&xprt->bc_pa_lock);
+ list_del(&req->rq_bc_pa_list);
+ spin_unlock(&xprt->bc_pa_lock);
+
req->rq_private_buf.len = copied;
set_bit(RPC_BC_PA_IN_USE, &req->rq_bc_pa_state);

dprintk("RPC: add callback request to list\n");
spin_lock(&bc_serv->sv_cb_lock);
- list_del(&req->rq_bc_pa_list);
list_add(&req->rq_bc_list, &bc_serv->sv_cb_list);
wake_up(&bc_serv->sv_cb_waitq);
spin_unlock(&bc_serv->sv_cb_lock);
diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index 066362141133..48f14003af10 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -920,7 +920,7 @@ static unsigned int cache_poll(struct file *filp, poll_table *wait,
poll_wait(filp, &queue_wait, wait);

/* alway allow write */
- mask = POLL_OUT | POLLWRNORM;
+ mask = POLLOUT | POLLWRNORM;

if (!rp)
return mask;
diff --git a/sound/core/control.c b/sound/core/control.c
index f0b0e14497a5..8cdf0a4b327b 100644
--- a/sound/core/control.c
+++ b/sound/core/control.c
@@ -1167,6 +1167,10 @@ static int snd_ctl_elem_add(struct snd_ctl_file *file,

if (info->count < 1)
return -EINVAL;
+ if (!*info->id.name)
+ return -EINVAL;
+ if (strnlen(info->id.name, sizeof(info->id.name)) >= sizeof(info->id.name))
+ return -EINVAL;
access = info->access == 0 ? SNDRV_CTL_ELEM_ACCESS_READWRITE :
(info->access & (SNDRV_CTL_ELEM_ACCESS_READWRITE|
SNDRV_CTL_ELEM_ACCESS_INACTIVE|
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 39c572806d0d..35148fa49ccc 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -1404,6 +1404,8 @@ static int snd_pcm_do_drain_init(struct snd_pcm_substream *substream, int state)
if (! snd_pcm_playback_empty(substream)) {
snd_pcm_do_start(substream, SNDRV_PCM_STATE_DRAINING);
snd_pcm_post_start(substream, SNDRV_PCM_STATE_DRAINING);
+ } else {
+ runtime->status->state = SNDRV_PCM_STATE_SETUP;
}
break;
case SNDRV_PCM_STATE_RUNNING:
diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c
index 6df04d91c93c..c6136597785a 100644
--- a/sound/pci/hda/hda_controller.c
+++ b/sound/pci/hda/hda_controller.c
@@ -1040,7 +1040,6 @@ static int azx_alloc_cmd_io(struct azx *chip)
dev_err(chip->card->dev, "cannot allocate CORB/RIRB\n");
return err;
}
-EXPORT_SYMBOL_GPL(azx_alloc_cmd_io);

static void azx_init_cmd_io(struct azx *chip)
{
@@ -1105,7 +1104,6 @@ static void azx_init_cmd_io(struct azx *chip)
azx_writeb(chip, RIRBCTL, ICH6_RBCTL_DMA_EN | ICH6_RBCTL_IRQ_EN);
spin_unlock_irq(&chip->reg_lock);
}
-EXPORT_SYMBOL_GPL(azx_init_cmd_io);

static void azx_free_cmd_io(struct azx *chip)
{
@@ -1115,7 +1113,6 @@ static void azx_free_cmd_io(struct azx *chip)
azx_writeb(chip, CORBCTL, 0);
spin_unlock_irq(&chip->reg_lock);
}
-EXPORT_SYMBOL_GPL(azx_free_cmd_io);

static unsigned int azx_command_addr(u32 cmd)
{
@@ -1247,7 +1244,7 @@ static unsigned int azx_rirb_get_response(struct hda_bus *bus,
}
}

- if (!bus->no_response_fallback)
+ if (bus->no_response_fallback)
return -1;

if (!chip->polling_mode && chip->poll_count < 2) {
@@ -1396,7 +1393,6 @@ static int azx_send_cmd(struct hda_bus *bus, unsigned int val)
else
return azx_corb_send_cmd(bus, val);
}
-EXPORT_SYMBOL_GPL(azx_send_cmd);

/* get a response */
static unsigned int azx_get_response(struct hda_bus *bus,
@@ -1410,7 +1406,6 @@ static unsigned int azx_get_response(struct hda_bus *bus,
else
return azx_rirb_get_response(bus, addr);
}
-EXPORT_SYMBOL_GPL(azx_get_response);

#ifdef CONFIG_SND_HDA_DSP_LOADER
/*
diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c
index 589e47c5aeb3..b756dd2906e4 100644
--- a/sound/pci/hda/hda_generic.c
+++ b/sound/pci/hda/hda_generic.c
@@ -658,7 +658,23 @@ static void init_amp(struct hda_codec *codec, hda_nid_t nid, int dir, int idx)
{
unsigned int caps = query_amp_caps(codec, nid, dir);
int val = get_amp_val_to_activate(codec, nid, dir, caps, false);
- snd_hda_codec_amp_init_stereo(codec, nid, dir, idx, 0xff, val);
+
+ if (get_wcaps(codec, nid) & AC_WCAP_STEREO)
+ snd_hda_codec_amp_init_stereo(codec, nid, dir, idx, 0xff, val);
+ else
+ snd_hda_codec_amp_init(codec, nid, 0, dir, idx, 0xff, val);
+}
+
+/* update the amp, doing in stereo or mono depending on NID */
+static int update_amp(struct hda_codec *codec, hda_nid_t nid, int dir, int idx,
+ unsigned int mask, unsigned int val)
+{
+ if (get_wcaps(codec, nid) & AC_WCAP_STEREO)
+ return snd_hda_codec_amp_stereo(codec, nid, dir, idx,
+ mask, val);
+ else
+ return snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
+ mask, val);
}

/* calculate amp value mask we can modify;
@@ -698,7 +714,7 @@ static void activate_amp(struct hda_codec *codec, hda_nid_t nid, int dir,
return;

val &= mask;
- snd_hda_codec_amp_stereo(codec, nid, dir, idx, mask, val);
+ update_amp(codec, nid, dir, idx, mask, val);
}

static void activate_amp_out(struct hda_codec *codec, struct nid_path *path,
@@ -4336,13 +4352,11 @@ static void mute_all_mixer_nid(struct hda_codec *codec, hda_nid_t mix)
has_amp = nid_has_mute(codec, mix, HDA_INPUT);
for (i = 0; i < nums; i++) {
if (has_amp)
- snd_hda_codec_amp_stereo(codec, mix,
- HDA_INPUT, i,
- 0xff, HDA_AMP_MUTE);
+ update_amp(codec, mix, HDA_INPUT, i,
+ 0xff, HDA_AMP_MUTE);
else if (nid_has_volume(codec, conn[i], HDA_OUTPUT))
- snd_hda_codec_amp_stereo(codec, conn[i],
- HDA_OUTPUT, 0,
- 0xff, HDA_AMP_MUTE);
+ update_amp(codec, conn[i], HDA_OUTPUT, 0,
+ 0xff, HDA_AMP_MUTE);
}
}

diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 6383971dcd15..89dfe344ee75 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1779,7 +1779,7 @@ static const struct pci_device_id azx_ids[] = {
.driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM },
/* Panther Point */
{ PCI_DEVICE(0x8086, 0x1e20),
- .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
+ .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM },
/* Lynx Point */
{ PCI_DEVICE(0x8086, 0x8c20),
.driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c
index 387f0b551889..6928c3290163 100644
--- a/sound/pci/hda/patch_cirrus.c
+++ b/sound/pci/hda/patch_cirrus.c
@@ -395,6 +395,7 @@ static const struct snd_pci_quirk cs420x_fixup_tbl[] = {
SND_PCI_QUIRK(0x106b, 0x1c00, "MacBookPro 8,1", CS420X_MBP81),
SND_PCI_QUIRK(0x106b, 0x2000, "iMac 12,2", CS420X_IMAC27_122),
SND_PCI_QUIRK(0x106b, 0x2800, "MacBookPro 10,1", CS420X_MBP101),
+ SND_PCI_QUIRK(0x106b, 0x5600, "MacBookAir 5,2", CS420X_MBP81),
SND_PCI_QUIRK(0x106b, 0x5b00, "MacBookAir 4,2", CS420X_MBA42),
SND_PCI_QUIRK_VENDOR(0x106b, "Apple", CS420X_APPLE),
{} /* terminator */
@@ -586,6 +587,7 @@ static int patch_cs420x(struct hda_codec *codec)
return -ENOMEM;

spec->gen.automute_hook = cs_automute;
+ codec->single_adc_amp = 1;

snd_hda_pick_fixup(codec, cs420x_models, cs420x_fixup_tbl,
cs420x_fixups);
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index c5eded4f9ed3..c7c3c153be31 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -2829,6 +2829,7 @@ enum {
CXT_PINCFG_LENOVO_TP410,
CXT_PINCFG_LEMOTE_A1004,
CXT_PINCFG_LEMOTE_A1205,
+ CXT_PINCFG_COMPAQ_CQ60,
CXT_FIXUP_STEREO_DMIC,
CXT_FIXUP_INC_MIC_BOOST,
CXT_FIXUP_HEADPHONE_MIC_PIN,
@@ -3265,6 +3266,15 @@ static const struct hda_fixup cxt_fixups[] = {
.type = HDA_FIXUP_PINS,
.v.pins = cxt_pincfg_lemote,
},
+ [CXT_PINCFG_COMPAQ_CQ60] = {
+ .type = HDA_FIXUP_PINS,
+ .v.pins = (const struct hda_pintbl[]) {
+ /* 0x17 was falsely set up as a mic, it should 0x1d */
+ { 0x17, 0x400001f0 },
+ { 0x1d, 0x97a70120 },
+ { }
+ }
+ },
[CXT_FIXUP_STEREO_DMIC] = {
.type = HDA_FIXUP_FUNC,
.v.func = cxt_fixup_stereo_dmic,
@@ -3374,6 +3384,7 @@ static const struct hda_model_fixup cxt5047_fixup_models[] = {
};

static const struct snd_pci_quirk cxt5051_fixups[] = {
+ SND_PCI_QUIRK(0x103c, 0x360b, "Compaq CQ60", CXT_PINCFG_COMPAQ_CQ60),
SND_PCI_QUIRK(0x17aa, 0x20f2, "Lenovo X200", CXT_PINCFG_LENOVO_X200),
{}
};
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index fbb51d9331b0..8c478464c21d 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -85,6 +85,7 @@ enum {
STAC_ALIENWARE_M17X,
STAC_92HD89XX_HP_FRONT_JACK,
STAC_92HD89XX_HP_Z1_G2_RIGHT_MIC_JACK,
+ STAC_92HD73XX_ASUS_MOBO,
STAC_92HD73XX_MODELS
};

@@ -1943,7 +1944,18 @@ static const struct hda_fixup stac92hd73xx_fixups[] = {
[STAC_92HD89XX_HP_Z1_G2_RIGHT_MIC_JACK] = {
.type = HDA_FIXUP_PINS,
.v.pins = stac92hd89xx_hp_z1_g2_right_mic_jack_pin_configs,
- }
+ },
+ [STAC_92HD73XX_ASUS_MOBO] = {
+ .type = HDA_FIXUP_PINS,
+ .v.pins = (const struct hda_pintbl[]) {
+ /* enable 5.1 and SPDIF out */
+ { 0x0c, 0x01014411 },
+ { 0x0d, 0x01014410 },
+ { 0x0e, 0x01014412 },
+ { 0x22, 0x014b1180 },
+ { }
+ }
+ },
};

static const struct hda_model_fixup stac92hd73xx_models[] = {
@@ -1955,6 +1967,7 @@ static const struct hda_model_fixup stac92hd73xx_models[] = {
{ .id = STAC_DELL_M6_BOTH, .name = "dell-m6" },
{ .id = STAC_DELL_EQ, .name = "dell-eq" },
{ .id = STAC_ALIENWARE_M17X, .name = "alienware" },
+ { .id = STAC_92HD73XX_ASUS_MOBO, .name = "asus-mobo" },
{}
};

@@ -2007,6 +2020,8 @@ static const struct snd_pci_quirk stac92hd73xx_fixup_tbl[] = {
"HP Z1 G2", STAC_92HD89XX_HP_Z1_G2_RIGHT_MIC_JACK),
SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x2b17,
"unknown HP", STAC_92HD89XX_HP_FRONT_JACK),
+ SND_PCI_QUIRK(PCI_VENDOR_ID_ASUSTEK, 0x83f8, "ASUS AT4NM10",
+ STAC_92HD73XX_ASUS_MOBO),
{} /* terminator */
};

diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c
index 8d809f8509c8..25ef4919813d 100644
--- a/sound/soc/omap/omap-pcm.c
+++ b/sound/soc/omap/omap-pcm.c
@@ -200,7 +200,7 @@ static int omap_pcm_new(struct snd_soc_pcm_runtime *rtd)
struct snd_pcm *pcm = rtd->pcm;
int ret;

- ret = dma_coerce_mask_and_coherent(card->dev, DMA_BIT_MASK(64));
+ ret = dma_coerce_mask_and_coherent(card->dev, DMA_BIT_MASK(32));
if (ret)
return ret;

diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
index 83bddbdb90e9..5293b5ac8b9d 100644
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -1773,6 +1773,36 @@ YAMAHA_DEVICE(0x7010, "UB99"),
}
}
},
+{
+ USB_DEVICE(0x0582, 0x0159),
+ .driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
+ /* .vendor_name = "Roland", */
+ /* .product_name = "UA-22", */
+ .ifnum = QUIRK_ANY_INTERFACE,
+ .type = QUIRK_COMPOSITE,
+ .data = (const struct snd_usb_audio_quirk[]) {
+ {
+ .ifnum = 0,
+ .type = QUIRK_AUDIO_STANDARD_INTERFACE
+ },
+ {
+ .ifnum = 1,
+ .type = QUIRK_AUDIO_STANDARD_INTERFACE
+ },
+ {
+ .ifnum = 2,
+ .type = QUIRK_MIDI_FIXED_ENDPOINT,
+ .data = & (const struct snd_usb_midi_endpoint_info) {
+ .out_cables = 0x0001,
+ .in_cables = 0x0001
+ }
+ },
+ {
+ .ifnum = -1
+ }
+ }
+ }
+},
/* this catches most recent vendor-specific Roland devices */
{
.match_flags = USB_DEVICE_ID_MATCH_VENDOR |
--
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