diff --git a/Documentation/i2c/instantiating-devices b/Documentation/i2c/instantiating-devices
index e894902..ed1779c 100644
--- a/Documentation/i2c/instantiating-devices
+++ b/Documentation/i2c/instantiating-devices
@@ -100,7 +100,7 @@ static int __devinit usb_hcd_pnx4008_probe(struct platform_device *pdev)
 	(...)
 	i2c_adap = i2c_get_adapter(2);
 	memset(&i2c_info, 0, sizeof(struct i2c_board_info));
-	strlcpy(i2c_info.name, "isp1301_pnx", I2C_NAME_SIZE);
+	strlcpy(i2c_info.type, "isp1301_pnx", I2C_NAME_SIZE);
 	isp1301_i2c_client = i2c_new_probed_device(i2c_adap, &i2c_info,
 						   normal_i2c);
 	i2c_put_adapter(i2c_adap);
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index c3d1cea..d4ef133 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -900,6 +900,7 @@ and is between 256 and 4096 characters. It is defined in the file
 			     controller
 	i8042.nopnp	[HW] Don't use ACPIPnP / PnPBIOS to discover KBD/AUX
 			     controllers
+	i8042.notimeout	[HW] Ignore timeout condition signalled by conroller
 	i8042.panicblink=
 			[HW] Frequency with which keyboard LEDs should blink
 			     when kernel panics (default is 0.5 sec)
diff --git a/Makefile b/Makefile
index 6300664..833008c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 6
 SUBLEVEL = 34
-EXTRAVERSION = .9
+EXTRAVERSION = .10
 NAME = Sheep on Meth
 
 # *DOCUMENTATION*
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c
index 907d5a6..abaf844 100644
--- a/arch/arm/kernel/signal.c
+++ b/arch/arm/kernel/signal.c
@@ -474,7 +474,9 @@ setup_return(struct pt_regs *regs, struct k_sigaction *ka,
 	unsigned long handler = (unsigned long)ka->sa.sa_handler;
 	unsigned long retcode;
 	int thumb = 0;
-	unsigned long cpsr = regs->ARM_cpsr & ~PSR_f;
+	unsigned long cpsr = regs->ARM_cpsr & ~(PSR_f | PSR_E_BIT);
+
+	cpsr |= PSR_ENDSTATE;
 
 	/*
 	 * Maybe we need to deliver a 32-bit signal to a 26-bit task.
diff --git a/arch/mips/alchemy/mtx-1/platform.c b/arch/mips/alchemy/mtx-1/platform.c
index e30e42a..956f946 100644
--- a/arch/mips/alchemy/mtx-1/platform.c
+++ b/arch/mips/alchemy/mtx-1/platform.c
@@ -28,6 +28,8 @@
 #include <linux/mtd/physmap.h>
 #include <mtd/mtd-abi.h>
 
+#include <asm/mach-au1x00/au1xxx_eth.h>
+
 static struct gpio_keys_button mtx1_gpio_button[] = {
 	{
 		.gpio = 207,
@@ -140,10 +142,17 @@ static struct __initdata platform_device * mtx1_devs[] = {
 	&mtx1_mtd,
 };
 
+static struct au1000_eth_platform_data mtx1_au1000_eth0_pdata = {
+	.phy_search_highest_addr	= 1,
+	.phy1_search_mac0 		= 1,
+};
+
 static int __init mtx1_register_devices(void)
 {
 	int rc;
 
+	au1xxx_override_eth_cfg(0, &mtx1_au1000_eth0_pdata);
+
 	rc = gpio_request(mtx1_gpio_button[0].gpio,
 					mtx1_gpio_button[0].desc);
 	if (rc < 0) {
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c
index c51b95f..c877733 100644
--- a/arch/mips/kernel/ptrace.c
+++ b/arch/mips/kernel/ptrace.c
@@ -536,7 +536,7 @@ asmlinkage void do_syscall_trace(struct pt_regs *regs, int entryexit)
 {
 	/* do the secure computing check first */
 	if (!entryexit)
-		secure_computing(regs->regs[0]);
+		secure_computing(regs->regs[2]);
 
 	if (unlikely(current->audit_context) && entryexit)
 		audit_syscall_exit(AUDITSC_RESULT(regs->regs[2]),
@@ -565,7 +565,7 @@ asmlinkage void do_syscall_trace(struct pt_regs *regs, int entryexit)
 
 out:
 	if (unlikely(current->audit_context) && !entryexit)
-		audit_syscall_entry(audit_arch(), regs->regs[0],
+		audit_syscall_entry(audit_arch(), regs->regs[2],
 				    regs->regs[4], regs->regs[5],
 				    regs->regs[6], regs->regs[7]);
 }
diff --git a/arch/parisc/kernel/firmware.c b/arch/parisc/kernel/firmware.c
index df971fa..4896ed0 100644
--- a/arch/parisc/kernel/firmware.c
+++ b/arch/parisc/kernel/firmware.c
@@ -1126,15 +1126,13 @@ int pdc_iodc_print(const unsigned char *str, unsigned count)
 	unsigned int i;
 	unsigned long flags;
 
-	for (i = 0; i < count && i < 79;) {
+	for (i = 0; i < count;) {
 		switch(str[i]) {
 		case '\n':
 			iodc_dbuf[i+0] = '\r';
 			iodc_dbuf[i+1] = '\n';
 			i += 2;
 			goto print;
-		case '\b':	/* BS */
-			i--; /* overwrite last */
 		default:
 			iodc_dbuf[i] = str[i];
 			i++;
@@ -1142,15 +1140,6 @@ int pdc_iodc_print(const unsigned char *str, unsigned count)
 		}
 	}
 
-	/* if we're at the end of line, and not already inserting a newline,
-	 * insert one anyway. iodc console doesn't claim to support >79 char
-	 * lines. don't account for this in the return value.
-	 */
-	if (i == 79 && iodc_dbuf[i-1] != '\n') {
-		iodc_dbuf[i+0] = '\r';
-		iodc_dbuf[i+1] = '\n';
-	}
-
 print:
         spin_lock_irqsave(&pdc_lock, flags);
         real32_call(PAGE0->mem_cons.iodc_io,
diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
index efbcee5..e13fc3f 100644
--- a/arch/parisc/kernel/irq.c
+++ b/arch/parisc/kernel/irq.c
@@ -117,7 +117,7 @@ int cpu_check_affinity(unsigned int irq, const struct cpumask *dest)
 	int cpu_dest;
 
 	/* timer and ipi have to always be received on all CPUs */
-	if (CHECK_IRQ_PER_CPU(irq)) {
+	if (CHECK_IRQ_PER_CPU(irq_to_desc(irq)->status)) {
 		/* Bad linux design decision.  The mask has already
 		 * been set; we must reset it */
 		cpumask_setall(irq_desc[irq].affinity);
diff --git a/arch/powerpc/include/asm/hvcall.h b/arch/powerpc/include/asm/hvcall.h
index f027581..f0d067c 100644
--- a/arch/powerpc/include/asm/hvcall.h
+++ b/arch/powerpc/include/asm/hvcall.h
@@ -281,6 +281,7 @@ long plpar_hcall_raw(unsigned long opcode, unsigned long *retbuf, ...);
  */
 #define PLPAR_HCALL9_BUFSIZE 9
 long plpar_hcall9(unsigned long opcode, unsigned long *retbuf, ...);
+long plpar_hcall9_raw(unsigned long opcode, unsigned long *retbuf, ...);
 
 /* For hcall instrumentation.  One structure per-hcall, per-CPU */
 struct hcall_stats {
diff --git a/arch/powerpc/include/asm/kexec.h b/arch/powerpc/include/asm/kexec.h
index 7e06b43..a6ca6da 100644
--- a/arch/powerpc/include/asm/kexec.h
+++ b/arch/powerpc/include/asm/kexec.h
@@ -31,6 +31,10 @@
 #define KEXEC_ARCH KEXEC_ARCH_PPC
 #endif
 
+#define KEXEC_STATE_NONE 0
+#define KEXEC_STATE_IRQS_OFF 1
+#define KEXEC_STATE_REAL_MODE 2
+
 #ifndef __ASSEMBLY__
 #include <linux/cpumask.h>
 #include <asm/reg.h>
diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h
index a011603..971dfa4 100644
--- a/arch/powerpc/include/asm/paca.h
+++ b/arch/powerpc/include/asm/paca.h
@@ -82,6 +82,7 @@ struct paca_struct {
 	s16 hw_cpu_id;			/* Physical processor number */
 	u8 cpu_start;			/* At startup, processor spins until */
 					/* this becomes non-zero. */
+	u8 kexec_state;		/* set when kexec down has irqs off */
 #ifdef CONFIG_PPC_STD_MMU_64
 	struct slb_shadow *slb_shadow_ptr;
 
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index 5572e86..f2ac5a6 100644
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -864,6 +864,7 @@
 #define PV_970		0x0039
 #define PV_POWER5	0x003A
 #define PV_POWER5p	0x003B
+#define PV_POWER7	0x003F
 #define PV_970FX	0x003C
 #define PV_630		0x0040
 #define PV_630p	0x0041
diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c
index b894721..28a686f 100644
--- a/arch/powerpc/kernel/asm-offsets.c
+++ b/arch/powerpc/kernel/asm-offsets.c
@@ -183,6 +183,7 @@ int main(void)
 #endif /* CONFIG_PPC_STD_MMU_64 */
 	DEFINE(PACAEMERGSP, offsetof(struct paca_struct, emergency_sp));
 	DEFINE(PACAHWCPUID, offsetof(struct paca_struct, hw_cpu_id));
+	DEFINE(PACAKEXECSTATE, offsetof(struct paca_struct, kexec_state));
 	DEFINE(PACA_STARTPURR, offsetof(struct paca_struct, startpurr));
 	DEFINE(PACA_STARTSPURR, offsetof(struct paca_struct, startspurr));
 	DEFINE(PACA_USER_TIME, offsetof(struct paca_struct, user_time));
diff --git a/arch/powerpc/kernel/cpu_setup_6xx.S b/arch/powerpc/kernel/cpu_setup_6xx.S
index 55cba4a..f8cd9fb 100644
--- a/arch/powerpc/kernel/cpu_setup_6xx.S
+++ b/arch/powerpc/kernel/cpu_setup_6xx.S
@@ -18,7 +18,7 @@
 #include <asm/mmu.h>
 
 _GLOBAL(__setup_cpu_603)
-	mflr	r4
+	mflr	r5
 BEGIN_MMU_FTR_SECTION
 	li	r10,0
 	mtspr	SPRN_SPRG_603_LRU,r10		/* init SW LRU tracking */
@@ -27,60 +27,60 @@ BEGIN_FTR_SECTION
 	bl	__init_fpu_registers
 END_FTR_SECTION_IFCLR(CPU_FTR_FPU_UNAVAILABLE)
 	bl	setup_common_caches
-	mtlr	r4
+	mtlr	r5
 	blr
 _GLOBAL(__setup_cpu_604)
-	mflr	r4
+	mflr	r5
 	bl	setup_common_caches
 	bl	setup_604_hid0
-	mtlr	r4
+	mtlr	r5
 	blr
 _GLOBAL(__setup_cpu_750)
-	mflr	r4
+	mflr	r5
 	bl	__init_fpu_registers
 	bl	setup_common_caches
 	bl	setup_750_7400_hid0
-	mtlr	r4
+	mtlr	r5
 	blr
 _GLOBAL(__setup_cpu_750cx)
-	mflr	r4
+	mflr	r5
 	bl	__init_fpu_registers
 	bl	setup_common_caches
 	bl	setup_750_7400_hid0
 	bl	setup_750cx
-	mtlr	r4
+	mtlr	r5
 	blr
 _GLOBAL(__setup_cpu_750fx)
-	mflr	r4
+	mflr	r5
 	bl	__init_fpu_registers
 	bl	setup_common_caches
 	bl	setup_750_7400_hid0
 	bl	setup_750fx
-	mtlr	r4
+	mtlr	r5
 	blr
 _GLOBAL(__setup_cpu_7400)
-	mflr	r4
+	mflr	r5
 	bl	__init_fpu_registers
 	bl	setup_7400_workarounds
 	bl	setup_common_caches
 	bl	setup_750_7400_hid0
-	mtlr	r4
+	mtlr	r5
 	blr
 _GLOBAL(__setup_cpu_7410)
-	mflr	r4
+	mflr	r5
 	bl	__init_fpu_registers
 	bl	setup_7410_workarounds
 	bl	setup_common_caches
 	bl	setup_750_7400_hid0
 	li	r3,0
 	mtspr	SPRN_L2CR2,r3
-	mtlr	r4
+	mtlr	r5
 	blr
 _GLOBAL(__setup_cpu_745x)
-	mflr	r4
+	mflr	r5
 	bl	setup_common_caches
 	bl	setup_745x_specifics
-	mtlr	r4
+	mtlr	r5
 	blr
 
 /* Enable caches for 603's, 604, 750 & 7400 */
@@ -194,10 +194,10 @@ setup_750cx:
 	cror	4*cr0+eq,4*cr0+eq,4*cr1+eq
 	cror	4*cr0+eq,4*cr0+eq,4*cr2+eq
 	bnelr
-	lwz	r6,CPU_SPEC_FEATURES(r5)
+	lwz	r6,CPU_SPEC_FEATURES(r4)
 	li	r7,CPU_FTR_CAN_NAP
 	andc	r6,r6,r7
-	stw	r6,CPU_SPEC_FEATURES(r5)
+	stw	r6,CPU_SPEC_FEATURES(r4)
 	blr
 
 /* 750fx specific
@@ -225,12 +225,12 @@ BEGIN_FTR_SECTION
 	andis.	r11,r11,L3CR_L3E@h
 	beq	1f
 END_FTR_SECTION_IFSET(CPU_FTR_L3CR)
-	lwz	r6,CPU_SPEC_FEATURES(r5)
+	lwz	r6,CPU_SPEC_FEATURES(r4)
 	andi.	r0,r6,CPU_FTR_L3_DISABLE_NAP
 	beq	1f
 	li	r7,CPU_FTR_CAN_NAP
 	andc	r6,r6,r7
-	stw	r6,CPU_SPEC_FEATURES(r5)
+	stw	r6,CPU_SPEC_FEATURES(r4)
 1:
 	mfspr	r11,SPRN_HID0
 
diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c
index 6f4613d..ddf1fea 100644
--- a/arch/powerpc/kernel/crash.c
+++ b/arch/powerpc/kernel/crash.c
@@ -162,6 +162,34 @@ static void crash_kexec_prepare_cpus(int cpu)
 	/* Leave the IPI callback set */
 }
 
+/* wait for all the CPUs to hit real mode but timeout if they don't come in */
+#if defined(CONFIG_PPC_STD_MMU_64) && defined(CONFIG_SMP)
+static void crash_kexec_wait_realmode(int cpu)
+{
+	unsigned int msecs;
+	int i;
+
+	msecs = 10000;
+	for (i=0; i < NR_CPUS && msecs > 0; i++) {
+		if (i == cpu)
+			continue;
+
+		while (paca[i].kexec_state < KEXEC_STATE_REAL_MODE) {
+			barrier();
+			if (!cpu_possible(i)) {
+				break;
+			}
+			if (!cpu_online(i)) {
+				break;
+			}
+			msecs--;
+			mdelay(1);
+		}
+	}
+	mb();
+}
+#endif
+
 /*
  * This function will be called by secondary cpus or by kexec cpu
  * if soft-reset is activated to stop some CPUs.
@@ -347,10 +375,12 @@ int crash_shutdown_unregister(crash_shutdown_t handler)
 EXPORT_SYMBOL(crash_shutdown_unregister);
 
 static unsigned long crash_shutdown_buf[JMP_BUF_LEN];
+static int crash_shutdown_cpu = -1;
 
 static int handle_fault(struct pt_regs *regs)
 {
-	longjmp(crash_shutdown_buf, 1);
+	if (crash_shutdown_cpu == smp_processor_id())
+		longjmp(crash_shutdown_buf, 1);
 	return 0;
 }
 
@@ -375,11 +405,14 @@ void default_machine_crash_shutdown(struct pt_regs *regs)
 	for_each_irq(i) {
 		struct irq_desc *desc = irq_to_desc(i);
 
+		if (!desc || !desc->chip || !desc->chip->eoi)
+			continue;
+
 		if (desc->status & IRQ_INPROGRESS)
 			desc->chip->eoi(i);
 
 		if (!(desc->status & IRQ_DISABLED))
-			desc->chip->disable(i);
+			desc->chip->shutdown(i);
 	}
 
 	/*
@@ -388,6 +421,7 @@ void default_machine_crash_shutdown(struct pt_regs *regs)
 	 */
 	old_handler = __debugger_fault_handler;
 	__debugger_fault_handler = handle_fault;
+	crash_shutdown_cpu = smp_processor_id();
 	for (i = 0; crash_shutdown_handles[i]; i++) {
 		if (setjmp(crash_shutdown_buf) == 0) {
 			/*
@@ -401,6 +435,7 @@ void default_machine_crash_shutdown(struct pt_regs *regs)
 			asm volatile("sync; isync");
 		}
 	}
+	crash_shutdown_cpu = -1;
 	__debugger_fault_handler = old_handler;
 
 	/*
@@ -412,6 +447,9 @@ void default_machine_crash_shutdown(struct pt_regs *regs)
 	crash_kexec_prepare_cpus(crashing_cpu);
 	cpu_set(crashing_cpu, cpus_in_crash);
 	crash_kexec_stop_spus();
+#if defined(CONFIG_PPC_STD_MMU_64) && defined(CONFIG_SMP)
+	crash_kexec_wait_realmode(crashing_cpu);
+#endif
 	if (ppc_md.kexec_cpu_down)
 		ppc_md.kexec_cpu_down(1, 0);
 }
diff --git a/arch/powerpc/kernel/machine_kexec_64.c b/arch/powerpc/kernel/machine_kexec_64.c
index 040bd1d..3e38cdf 100644
--- a/arch/powerpc/kernel/machine_kexec_64.c
+++ b/arch/powerpc/kernel/machine_kexec_64.c
@@ -15,6 +15,7 @@
 #include <linux/thread_info.h>
 #include <linux/init_task.h>
 #include <linux/errno.h>
+#include <linux/cpu.h>
 
 #include <asm/page.h>
 #include <asm/current.h>
@@ -155,33 +156,62 @@ void kexec_copy_flush(struct kimage *image)
 
 #ifdef CONFIG_SMP
 
-/* FIXME: we should schedule this function to be called on all cpus based
- * on calling the interrupts, but we would like to call it off irq level
- * so that the interrupt controller is clean.
- */
+static int kexec_all_irq_disabled = 0;
+
 static void kexec_smp_down(void *arg)
 {
+	local_irq_disable();
+	mb(); /* make sure our irqs are disabled before we say they are */
+	get_paca()->kexec_state = KEXEC_STATE_IRQS_OFF;
+	while(kexec_all_irq_disabled == 0)
+		cpu_relax();
+	mb(); /* make sure all irqs are disabled before this */
+	/*
+	 * Now every CPU has IRQs off, we can clear out any pending
+	 * IPIs and be sure that no more will come in after this.
+	 */
 	if (ppc_md.kexec_cpu_down)
 		ppc_md.kexec_cpu_down(0, 1);
 
-	local_irq_disable();
 	kexec_smp_wait();
 	/* NOTREACHED */
 }
 
-static void kexec_prepare_cpus(void)
+/*
+ * We need to make sure each present CPU is online.  The next kernel will scan
+ * the device tree and assume primary threads are online and query secondary
+ * threads via RTAS to online them if required.  If we don't online primary
+ * threads, they will be stuck.  However, we also online secondary threads as we
+ * may be using 'cede offline'.  In this case RTAS doesn't see the secondary
+ * threads as offline -- and again, these CPUs will be stuck.
+ *
+ * So, we online all CPUs that should be running, including secondary threads.
+ */
+static void wake_offline_cpus(void)
+{
+	int cpu = 0;
+
+	for_each_present_cpu(cpu) {
+		if (!cpu_online(cpu)) {
+			printk(KERN_INFO "kexec: Waking offline cpu %d.\n",
+			       cpu);
+			cpu_up(cpu);
+		}
+	}
+}
+
+static void kexec_prepare_cpus_wait(int wait_state)
 {
 	int my_cpu, i, notified=-1;
 
-	smp_call_function(kexec_smp_down, NULL, /* wait */0);
+	wake_offline_cpus();
 	my_cpu = get_cpu();
-
-	/* check the others cpus are now down (via paca hw cpu id == -1) */
+	/* Make sure each CPU has atleast made it to the state we need */
 	for (i=0; i < NR_CPUS; i++) {
 		if (i == my_cpu)
 			continue;
 
-		while (paca[i].hw_cpu_id != -1) {
+		while (paca[i].kexec_state < wait_state) {
 			barrier();
 			if (!cpu_possible(i)) {
 				printk("kexec: cpu %d hw_cpu_id %d is not"
@@ -201,20 +231,35 @@ static void kexec_prepare_cpus(void)
 			}
 			if (i != notified) {
 				printk( "kexec: waiting for cpu %d (physical"
-						" %d) to go down\n",
-						i, paca[i].hw_cpu_id);
+						" %d) to enter %i state\n",
+					i, paca[i].hw_cpu_id, wait_state);
 				notified = i;
 			}
 		}
 	}
+	mb();
+}
+
+static void kexec_prepare_cpus(void)
+{
+
+	smp_call_function(kexec_smp_down, NULL, /* wait */0);
+	local_irq_disable();
+	mb(); /* make sure IRQs are disabled before we say they are */
+	get_paca()->kexec_state = KEXEC_STATE_IRQS_OFF;
+
+	kexec_prepare_cpus_wait(KEXEC_STATE_IRQS_OFF);
+	/* we are sure every CPU has IRQs off at this point */
+	kexec_all_irq_disabled = 1;
 
 	/* after we tell the others to go down */
 	if (ppc_md.kexec_cpu_down)
 		ppc_md.kexec_cpu_down(0, 0);
 
-	put_cpu();
+	/* Before removing MMU mapings make sure all CPUs have entered real mode */
+	kexec_prepare_cpus_wait(KEXEC_STATE_REAL_MODE);
 
-	local_irq_disable();
+	put_cpu();
 }
 
 #else /* ! SMP */
diff --git a/arch/powerpc/kernel/misc_64.S b/arch/powerpc/kernel/misc_64.S
index a5cf9c1..a2b18df 100644
--- a/arch/powerpc/kernel/misc_64.S
+++ b/arch/powerpc/kernel/misc_64.S
@@ -24,6 +24,7 @@
 #include <asm/asm-offsets.h>
 #include <asm/cputable.h>
 #include <asm/thread_info.h>
+#include <asm/kexec.h>
 
 	.text
 
@@ -471,6 +472,10 @@ _GLOBAL(kexec_wait)
 1:	mflr	r5
 	addi	r5,r5,kexec_flag-1b
 
+	li	r4,KEXEC_STATE_REAL_MODE
+	stb	r4,PACAKEXECSTATE(r13)
+	SYNC
+
 99:	HMT_LOW
 #ifdef CONFIG_KEXEC		/* use no memory without kexec */
 	lwz	r4,0(r5)
@@ -494,14 +499,11 @@ kexec_flag:
  * note: this is a terminal routine, it does not save lr
  *
  * get phys id from paca
- * set paca id to -1 to say we got here
  * switch to real mode
  * join other cpus in kexec_wait(phys_id)
  */
 _GLOBAL(kexec_smp_wait)
 	lhz	r3,PACAHWCPUID(r13)
-	li	r4,-1
-	sth	r4,PACAHWCPUID(r13)	/* let others know we left */
 	bl	real_mode
 	b	.kexec_wait
 
diff --git a/arch/powerpc/kernel/paca.c b/arch/powerpc/kernel/paca.c
index 0c40c6f..f88acf0 100644
--- a/arch/powerpc/kernel/paca.c
+++ b/arch/powerpc/kernel/paca.c
@@ -18,6 +18,7 @@
 #include <asm/pgtable.h>
 #include <asm/iseries/lpar_map.h>
 #include <asm/iseries/hv_types.h>
+#include <asm/kexec.h>
 
 /* This symbol is provided by the linker - let it fill in the paca
  * field correctly */
@@ -97,6 +98,7 @@ void __init initialise_paca(struct paca_struct *new_paca, int cpu)
 	new_paca->kernelbase = (unsigned long) _stext;
 	new_paca->kernel_msr = MSR_KERNEL;
 	new_paca->hw_cpu_id = 0xffff;
+	new_paca->kexec_state = KEXEC_STATE_NONE;
 	new_paca->__current = &init_task;
 #ifdef CONFIG_PPC_STD_MMU_64
 	new_paca->slb_shadow_ptr = &slb_shadow[cpu];
diff --git a/arch/powerpc/kernel/perf_event.c b/arch/powerpc/kernel/perf_event.c
index 08460a2..7a3b2d2 100644
--- a/arch/powerpc/kernel/perf_event.c
+++ b/arch/powerpc/kernel/perf_event.c
@@ -1220,6 +1220,28 @@ unsigned long perf_instruction_pointer(struct pt_regs *regs)
 	return ip;
 }
 
+static bool pmc_overflow(unsigned long val)
+{
+	if ((int)val < 0)
+		return true;
+
+	/*
+	 * Events on POWER7 can roll back if a speculative event doesn't
+	 * eventually complete. Unfortunately in some rare cases they will
+	 * raise a performance monitor exception. We need to catch this to
+	 * ensure we reset the PMC. In all cases the PMC will be 256 or less
+	 * cycles from overflow.
+	 *
+	 * We only do this if the first pass fails to find any overflowing
+	 * PMCs because a user might set a period of less than 256 and we
+	 * don't want to mistakenly reset them.
+	 */
+	if (__is_processor(PV_POWER7) && ((0x80000000 - val) <= 256))
+		return true;
+
+	return false;
+}
+
 /*
  * Performance monitor interrupt stuff
  */
@@ -1267,7 +1289,7 @@ static void perf_event_interrupt(struct pt_regs *regs)
 			if (is_limited_pmc(i + 1))
 				continue;
 			val = read_pmc(i + 1);
-			if ((int)val < 0)
+			if (pmc_overflow(val))
 				write_pmc(i + 1, 0);
 		}
 	}
diff --git a/arch/powerpc/kernel/rtas_flash.c b/arch/powerpc/kernel/rtas_flash.c
index bfc2aba..224941f 100644
--- a/arch/powerpc/kernel/rtas_flash.c
+++ b/arch/powerpc/kernel/rtas_flash.c
@@ -94,12 +94,8 @@ struct flash_block_list {
 	struct flash_block_list *next;
 	struct flash_block blocks[FLASH_BLOCKS_PER_NODE];
 };
-struct flash_block_list_header { /* just the header of flash_block_list */
-	unsigned long num_blocks;
-	struct flash_block_list *next;
-};
 
-static struct flash_block_list_header rtas_firmware_flash_list = {0, NULL};
+static struct flash_block_list *rtas_firmware_flash_list;
 
 /* Use slab cache to guarantee 4k alignment */
 static struct kmem_cache *flash_block_cache = NULL;
@@ -108,13 +104,14 @@ static struct kmem_cache *flash_block_cache = NULL;
 
 /* Local copy of the flash block list.
  * We only allow one open of the flash proc file and create this
- * list as we go.  This list will be put in the
- * rtas_firmware_flash_list var once it is fully read.
+ * list as we go.  The rtas_firmware_flash_list varable will be
+ * set once the data is fully read.
  *
  * For convenience as we build the list we use virtual addrs,
  * we do not fill in the version number, and the length field
  * is treated as the number of entries currently in the block
- * (i.e. not a byte count).  This is all fixed on release.
+ * (i.e. not a byte count).  This is all fixed when calling
+ * the flash routine.
  */
 
 /* Status int must be first member of struct */
@@ -201,16 +198,16 @@ static int rtas_flash_release(struct inode *inode, struct file *file)
 	if (uf->flist) {    
 		/* File was opened in write mode for a new flash attempt */
 		/* Clear saved list */
-		if (rtas_firmware_flash_list.next) {
-			free_flash_list(rtas_firmware_flash_list.next);
-			rtas_firmware_flash_list.next = NULL;
+		if (rtas_firmware_flash_list) {
+			free_flash_list(rtas_firmware_flash_list);
+			rtas_firmware_flash_list = NULL;
 		}
 
 		if (uf->status != FLASH_AUTH)  
 			uf->status = flash_list_valid(uf->flist);
 
 		if (uf->status == FLASH_IMG_READY) 
-			rtas_firmware_flash_list.next = uf->flist;
+			rtas_firmware_flash_list = uf->flist;
 		else
 			free_flash_list(uf->flist);
 
@@ -593,7 +590,7 @@ static void rtas_flash_firmware(int reboot_type)
 	unsigned long rtas_block_list;
 	int i, status, update_token;
 
-	if (rtas_firmware_flash_list.next == NULL)
+	if (rtas_firmware_flash_list == NULL)
 		return;		/* nothing to do */
 
 	if (reboot_type != SYS_RESTART) {
@@ -610,20 +607,25 @@ static void rtas_flash_firmware(int reboot_type)
 		return;
 	}
 
-	/* NOTE: the "first" block list is a global var with no data
-	 * blocks in the kernel data segment.  We do this because
-	 * we want to ensure this block_list addr is under 4GB.
+	/*
+	 * NOTE: the "first" block must be under 4GB, so we create
+	 * an entry with no data blocks in the reserved buffer in
+	 * the kernel data segment.
 	 */
-	rtas_firmware_flash_list.num_blocks = 0;
-	flist = (struct flash_block_list *)&rtas_firmware_flash_list;
+	spin_lock(&rtas_data_buf_lock);
+	flist = (struct flash_block_list *)&rtas_data_buf[0];
+	flist->num_blocks = 0;
+	flist->next = rtas_firmware_flash_list;
 	rtas_block_list = virt_to_abs(flist);
 	if (rtas_block_list >= 4UL*1024*1024*1024) {
 		printk(KERN_ALERT "FLASH: kernel bug...flash list header addr above 4GB\n");
+		spin_unlock(&rtas_data_buf_lock);
 		return;
 	}
 
 	printk(KERN_ALERT "FLASH: preparing saved firmware image for flash\n");
 	/* Update the block_list in place. */
+	rtas_firmware_flash_list = NULL; /* too hard to backout on error */
 	image_size = 0;
 	for (f = flist; f; f = next) {
 		/* Translate data addrs to absolute */
@@ -664,6 +666,7 @@ static void rtas_flash_firmware(int reboot_type)
 		printk(KERN_ALERT "FLASH: unknown flash return code %d\n", status);
 		break;
 	}
+	spin_unlock(&rtas_data_buf_lock);
 }
 
 static void remove_flash_pde(struct proc_dir_entry *dp)
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 9143891..d44e38b 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -424,9 +424,18 @@ void __init setup_system(void)
 	DBG(" <- setup_system()\n");
 }
 
+static u64 slb0_limit(void)
+{
+	if (cpu_has_feature(CPU_FTR_1T_SEGMENT)) {
+		return 1UL << SID_SHIFT_1T;
+	}
+	return 1UL << SID_SHIFT;
+}
+
 #ifdef CONFIG_IRQSTACKS
 static void __init irqstack_early_init(void)
 {
+	u64 limit = slb0_limit();
 	unsigned int i;
 
 	/*
@@ -436,10 +445,10 @@ static void __init irqstack_early_init(void)
 	for_each_possible_cpu(i) {
 		softirq_ctx[i] = (struct thread_info *)
 			__va(lmb_alloc_base(THREAD_SIZE,
-					    THREAD_SIZE, 0x10000000));
+					    THREAD_SIZE, limit));
 		hardirq_ctx[i] = (struct thread_info *)
 			__va(lmb_alloc_base(THREAD_SIZE,
-					    THREAD_SIZE, 0x10000000));
+					    THREAD_SIZE, limit));
 	}
 }
 #else
@@ -470,7 +479,7 @@ static void __init exc_lvl_early_init(void)
  */
 static void __init emergency_stack_init(void)
 {
-	unsigned long limit;
+	u64 limit;
 	unsigned int i;
 
 	/*
@@ -482,7 +491,7 @@ static void __init emergency_stack_init(void)
 	 * bringup, we need to get at them in real mode. This means they
 	 * must also be within the RMO region.
 	 */
-	limit = min(0x10000000ULL, lmb.rmo_size);
+	limit = min(slb0_limit(), lmb.rmo_size);
 
 	for_each_possible_cpu(i) {
 		unsigned long sp;
diff --git a/arch/powerpc/platforms/pseries/hvCall.S b/arch/powerpc/platforms/pseries/hvCall.S
index 383a5d0..48d2057 100644
--- a/arch/powerpc/platforms/pseries/hvCall.S
+++ b/arch/powerpc/platforms/pseries/hvCall.S
@@ -228,3 +228,41 @@ _GLOBAL(plpar_hcall9)
 	mtcrf	0xff,r0
 
 	blr				/* return r3 = status */
+
+/* See plpar_hcall_raw to see why this is needed */
+_GLOBAL(plpar_hcall9_raw)
+	HMT_MEDIUM
+
+	mfcr	r0
+	stw	r0,8(r1)
+
+	std     r4,STK_PARM(r4)(r1)     /* Save ret buffer */
+
+	mr	r4,r5
+	mr	r5,r6
+	mr	r6,r7
+	mr	r7,r8
+	mr	r8,r9
+	mr	r9,r10
+	ld	r10,STK_PARM(r11)(r1)	 /* put arg7 in R10 */
+	ld	r11,STK_PARM(r12)(r1)	 /* put arg8 in R11 */
+	ld	r12,STK_PARM(r13)(r1)    /* put arg9 in R12 */
+
+	HVSC				/* invoke the hypervisor */
+
+	mr	r0,r12
+	ld	r12,STK_PARM(r4)(r1)
+	std	r4,  0(r12)
+	std	r5,  8(r12)
+	std	r6, 16(r12)
+	std	r7, 24(r12)
+	std	r8, 32(r12)
+	std	r9, 40(r12)
+	std	r10,48(r12)
+	std	r11,56(r12)
+	std	r0, 64(r12)
+
+	lwz	r0,8(r1)
+	mtcrf	0xff,r0
+
+	blr				/* return r3 = status */
diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c
index 0707653..cf79b46 100644
--- a/arch/powerpc/platforms/pseries/lpar.c
+++ b/arch/powerpc/platforms/pseries/lpar.c
@@ -367,21 +367,28 @@ static void pSeries_lpar_hptab_clear(void)
 {
 	unsigned long size_bytes = 1UL << ppc64_pft_size;
 	unsigned long hpte_count = size_bytes >> 4;
-	unsigned long dummy1, dummy2, dword0;
+	struct {
+		unsigned long pteh;
+		unsigned long ptel;
+	} ptes[4];
 	long lpar_rc;
-	int i;
+	int i, j;
 
-	/* TODO: Use bulk call */
-	for (i = 0; i < hpte_count; i++) {
-		/* dont remove HPTEs with VRMA mappings */
-		lpar_rc = plpar_pte_remove_raw(H_ANDCOND, i, HPTE_V_1TB_SEG,
-						&dummy1, &dummy2);
-		if (lpar_rc == H_NOT_FOUND) {
-			lpar_rc = plpar_pte_read_raw(0, i, &dword0, &dummy1);
-			if (!lpar_rc && ((dword0 & HPTE_V_VRMA_MASK)
-				!= HPTE_V_VRMA_MASK))
-				/* Can be hpte for 1TB Seg. So remove it */
-				plpar_pte_remove_raw(0, i, 0, &dummy1, &dummy2);
+	/* Read in batches of 4,
+	 * invalidate only valid entries not in the VRMA
+	 * hpte_count will be a multiple of 4
+         */
+	for (i = 0; i < hpte_count; i += 4) {
+		lpar_rc = plpar_pte_read_4_raw(0, i, (void *)ptes);
+		if (lpar_rc != H_SUCCESS)
+			continue;
+		for (j = 0; j < 4; j++){
+			if ((ptes[j].pteh & HPTE_V_VRMA_MASK) ==
+				HPTE_V_VRMA_MASK)
+				continue;
+			if (ptes[j].pteh & HPTE_V_VALID)
+				plpar_pte_remove_raw(0, i + j, 0,
+					&(ptes[j].pteh), &(ptes[j].ptel));
 		}
 	}
 }
diff --git a/arch/powerpc/platforms/pseries/plpar_wrappers.h b/arch/powerpc/platforms/pseries/plpar_wrappers.h
index 6c4fd2c..d980111 100644
--- a/arch/powerpc/platforms/pseries/plpar_wrappers.h
+++ b/arch/powerpc/platforms/pseries/plpar_wrappers.h
@@ -191,6 +191,24 @@ static inline long plpar_pte_read_raw(unsigned long flags, unsigned long ptex,
 	return rc;
 }
 
+/*
+ * plpar_pte_read_4_raw can be called in real mode.
+ * ptes must be 8*sizeof(unsigned long)
+ */
+static inline long plpar_pte_read_4_raw(unsigned long flags, unsigned long ptex,
+					unsigned long *ptes)
+
+{
+	long rc;
+	unsigned long retbuf[PLPAR_HCALL9_BUFSIZE];
+
+	rc = plpar_hcall9_raw(H_READ, retbuf, flags | H_READ_4, ptex);
+
+	memcpy(ptes, retbuf, 8*sizeof(unsigned long));
+
+	return rc;
+}
+
 static inline long plpar_pte_protect(unsigned long flags, unsigned long ptex,
 		unsigned long avpn)
 {
diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c
index 71fba88..2aa6c93 100644
--- a/arch/powerpc/sysdev/fsl_rio.c
+++ b/arch/powerpc/sysdev/fsl_rio.c
@@ -833,7 +833,6 @@ fsl_rio_dbell_handler(int irq, void *dev_instance)
 	if (dsr & DOORBELL_DSR_QFI) {
 		pr_info("RIO: doorbell queue full\n");
 		out_be32(&priv->msg_regs->dsr, DOORBELL_DSR_QFI);
-		goto out;
 	}
 
 	/* XXX Need to check/dispatch until queue empty */
diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h
index 73e2598..f73b50a 100644
--- a/arch/s390/include/asm/processor.h
+++ b/arch/s390/include/asm/processor.h
@@ -150,11 +150,6 @@ extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
  */
 extern unsigned long thread_saved_pc(struct task_struct *t);
 
-/*
- * Print register of task into buffer. Used in fs/proc/array.c.
- */
-extern void task_show_regs(struct seq_file *m, struct task_struct *task);
-
 extern void show_code(struct pt_regs *regs);
 
 unsigned long get_wchan(struct task_struct *p);
diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c
index 6e7ad63..7dd1ca6 100644
--- a/arch/s390/kernel/traps.c
+++ b/arch/s390/kernel/traps.c
@@ -243,43 +243,6 @@ void show_regs(struct pt_regs *regs)
 	show_last_breaking_event(regs);
 }
 
-/* This is called from fs/proc/array.c */
-void task_show_regs(struct seq_file *m, struct task_struct *task)
-{
-	struct pt_regs *regs;
-
-	regs = task_pt_regs(task);
-	seq_printf(m, "task: %p, ksp: %p\n",
-		       task, (void *)task->thread.ksp);
-	seq_printf(m, "User PSW : %p %p\n",
-		       (void *) regs->psw.mask, (void *)regs->psw.addr);
-
-	seq_printf(m, "User GPRS: " FOURLONG,
-			  regs->gprs[0], regs->gprs[1],
-			  regs->gprs[2], regs->gprs[3]);
-	seq_printf(m, "           " FOURLONG,
-			  regs->gprs[4], regs->gprs[5],
-			  regs->gprs[6], regs->gprs[7]);
-	seq_printf(m, "           " FOURLONG,
-			  regs->gprs[8], regs->gprs[9],
-			  regs->gprs[10], regs->gprs[11]);
-	seq_printf(m, "           " FOURLONG,
-			  regs->gprs[12], regs->gprs[13],
-			  regs->gprs[14], regs->gprs[15]);
-	seq_printf(m, "User ACRS: %08x %08x %08x %08x\n",
-			  task->thread.acrs[0], task->thread.acrs[1],
-			  task->thread.acrs[2], task->thread.acrs[3]);
-	seq_printf(m, "           %08x %08x %08x %08x\n",
-			  task->thread.acrs[4], task->thread.acrs[5],
-			  task->thread.acrs[6], task->thread.acrs[7]);
-	seq_printf(m, "           %08x %08x %08x %08x\n",
-			  task->thread.acrs[8], task->thread.acrs[9],
-			  task->thread.acrs[10], task->thread.acrs[11]);
-	seq_printf(m, "           %08x %08x %08x %08x\n",
-			  task->thread.acrs[12], task->thread.acrs[13],
-			  task->thread.acrs[14], task->thread.acrs[15]);
-}
-
 static DEFINE_SPINLOCK(die_lock);
 
 void die(const char * str, struct pt_regs * regs, long err)
diff --git a/arch/x86/include/asm/acpi.h b/arch/x86/include/asm/acpi.h
index 56f462c..60a8959 100644
--- a/arch/x86/include/asm/acpi.h
+++ b/arch/x86/include/asm/acpi.h
@@ -89,6 +89,7 @@ extern int acpi_ht;
 extern int acpi_pci_disabled;
 extern int acpi_skip_timer_override;
 extern int acpi_use_timer_override;
+extern int acpi_fix_pin2_polarity;
 
 extern u8 acpi_sci_flags;
 extern int acpi_sci_override_gsi;
diff --git a/arch/x86/include/asm/mmu_context.h b/arch/x86/include/asm/mmu_context.h
index 4a2d4e0..8b5393e 100644
--- a/arch/x86/include/asm/mmu_context.h
+++ b/arch/x86/include/asm/mmu_context.h
@@ -36,8 +36,6 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
 	unsigned cpu = smp_processor_id();
 
 	if (likely(prev != next)) {
-		/* stop flush ipis for the previous mm */
-		cpumask_clear_cpu(cpu, mm_cpumask(prev));
 #ifdef CONFIG_SMP
 		percpu_write(cpu_tlbstate.state, TLBSTATE_OK);
 		percpu_write(cpu_tlbstate.active_mm, next);
@@ -47,6 +45,9 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
 		/* Re-load page tables */
 		load_cr3(next->pgd);
 
+		/* stop flush ipis for the previous mm */
+		cpumask_clear_cpu(cpu, mm_cpumask(prev));
+
 		/*
 		 * load the LDT, if the LDT is different:
 		 */
diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h
index 177b016..33927d2 100644
--- a/arch/x86/include/asm/pgtable-3level.h
+++ b/arch/x86/include/asm/pgtable-3level.h
@@ -69,8 +69,6 @@ static inline void native_pmd_clear(pmd_t *pmd)
 
 static inline void pud_clear(pud_t *pudp)
 {
-	unsigned long pgd;
-
 	set_pud(pudp, __pud(0));
 
 	/*
@@ -79,13 +77,10 @@ static inline void pud_clear(pud_t *pudp)
 	 * section 8.1: in PAE mode we explicitly have to flush the
 	 * TLB via cr3 if the top-level pgd is changed...
 	 *
-	 * Make sure the pud entry we're updating is within the
-	 * current pgd to avoid unnecessary TLB flushes.
+	 * Currently all places where pud_clear() is called either have
+	 * flush_tlb_mm() followed or don't need TLB flush (x86_64 code or
+	 * pud_clear_bad()), so we don't need TLB flush here.
 	 */
-	pgd = read_cr3();
-	if (__pa(pudp) >= pgd && __pa(pudp) <
-	    (pgd + sizeof(pgd_t)*PTRS_PER_PGD))
-		write_cr3(pgd);
 }
 
 #ifdef CONFIG_SMP
diff --git a/arch/x86/include/asm/pvclock.h b/arch/x86/include/asm/pvclock.h
index 53235fd..daaacab 100644
--- a/arch/x86/include/asm/pvclock.h
+++ b/arch/x86/include/asm/pvclock.h
@@ -10,5 +10,6 @@ unsigned long pvclock_tsc_khz(struct pvclock_vcpu_time_info *src);
 void pvclock_read_wallclock(struct pvclock_wall_clock *wall,
 			    struct pvclock_vcpu_time_info *vcpu,
 			    struct timespec *ts);
+void pvclock_resume(void);
 
 #endif /* _ASM_X86_PVCLOCK_H */
diff --git a/arch/x86/include/asm/smpboot_hooks.h b/arch/x86/include/asm/smpboot_hooks.h
index 1def601..cfdc6c8 100644
--- a/arch/x86/include/asm/smpboot_hooks.h
+++ b/arch/x86/include/asm/smpboot_hooks.h
@@ -34,7 +34,7 @@ static inline void smpboot_restore_warm_reset_vector(void)
 	 */
 	CMOS_WRITE(0, 0xf);
 
-	*((volatile long *)phys_to_virt(apic->trampoline_phys_low)) = 0;
+	*((volatile u32 *)phys_to_virt(apic->trampoline_phys_low)) = 0;
 }
 
 static inline void __init smpboot_setup_io_apic(void)
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index cd40aba..37311ba 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -73,6 +73,7 @@ u8 acpi_sci_flags __initdata;
 int acpi_sci_override_gsi __initdata;
 int acpi_skip_timer_override __initdata;
 int acpi_use_timer_override __initdata;
+int acpi_fix_pin2_polarity __initdata;
 
 #ifdef CONFIG_X86_LOCAL_APIC
 static u64 acpi_lapic_addr __initdata = APIC_DEFAULT_PHYS_BASE;
@@ -363,10 +364,15 @@ acpi_parse_int_src_ovr(struct acpi_subtable_header * header,
 		return 0;
 	}
 
-	if (acpi_skip_timer_override &&
-	    intsrc->source_irq == 0 && intsrc->global_irq == 2) {
-		printk(PREFIX "BIOS IRQ0 pin2 override ignored.\n");
-		return 0;
+	if (intsrc->source_irq == 0 && intsrc->global_irq == 2) {
+		if (acpi_skip_timer_override) {
+			printk(PREFIX "BIOS IRQ0 pin2 override ignored.\n");
+			return 0;
+		}
+		if (acpi_fix_pin2_polarity && (intsrc->inti_flags & ACPI_MADT_POLARITY_MASK)) {
+			intsrc->inti_flags &= ~ACPI_MADT_POLARITY_MASK;
+			printk(PREFIX "BIOS IRQ0 pin2 override: forcing polarity to high active.\n");
+		}
 	}
 
 	mp_override_legacy_irq(intsrc->source_irq,
diff --git a/arch/x86/kernel/cpu/mtrr/main.c b/arch/x86/kernel/cpu/mtrr/main.c
index 79556bd..e253288 100644
--- a/arch/x86/kernel/cpu/mtrr/main.c
+++ b/arch/x86/kernel/cpu/mtrr/main.c
@@ -763,13 +763,21 @@ void set_mtrr_aps_delayed_init(void)
 }
 
 /*
- * MTRR initialization for all AP's
+ * Delayed MTRR initialization for all AP's
  */
 void mtrr_aps_init(void)
 {
 	if (!use_intel())
 		return;
 
+	/*
+	 * Check if someone has requested the delay of AP MTRR initialization,
+	 * by doing set_mtrr_aps_delayed_init(), prior to this point. If not,
+	 * then we are done.
+	 */
+	if (!mtrr_aps_delayed_init)
+		return;
+
 	set_mtrr(~0U, 0, 0, 0);
 	mtrr_aps_delayed_init = false;
 }
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 7bca3c6..41ac10e 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -980,15 +980,21 @@ static int __init parse_memopt(char *p)
 	if (!p)
 		return -EINVAL;
 
-#ifdef CONFIG_X86_32
 	if (!strcmp(p, "nopentium")) {
+#ifdef CONFIG_X86_32
 		setup_clear_cpu_cap(X86_FEATURE_PSE);
 		return 0;
-	}
+#else
+		printk(KERN_WARNING "mem=nopentium ignored! (only supported on x86_32)\n");
+		return -EINVAL;
 #endif
+	}
 
 	userdef = 1;
 	mem_size = memparse(p, &p);
+	/* don't remove all of memory when handling "mem={invalid}" param */
+	if (mem_size == 0)
+		return -EINVAL;
 	e820_remove_range(mem_size, ULLONG_MAX - mem_size, E820_RAM, 1);
 
 	return 0;
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index ebdb85c..f67a33c7 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -145,15 +145,10 @@ static void __init ati_bugs(int num, int slot, int func)
 
 static u32 __init ati_sbx00_rev(int num, int slot, int func)
 {
-	u32 old, d;
+	u32 d;
 
-	d = read_pci_config(num, slot, func, 0x70);
-	old = d;
-	d &= ~(1<<8);
-	write_pci_config(num, slot, func, 0x70, d);
 	d = read_pci_config(num, slot, func, 0x8);
 	d &= 0xff;
-	write_pci_config(num, slot, func, 0x70, old);
 
 	return d;
 }
@@ -162,11 +157,19 @@ static void __init ati_bugs_contd(int num, int slot, int func)
 {
 	u32 d, rev;
 
-	if (acpi_use_timer_override)
+	rev = ati_sbx00_rev(num, slot, func);
+	if (rev >= 0x40)
+		acpi_fix_pin2_polarity = 1;
+
+	/*
+	 * SB600: revisions 0x11, 0x12, 0x13, 0x14, ...
+	 * SB700: revisions 0x39, 0x3a, ...
+	 * SB800: revisions 0x40, 0x41, ...
+	 */
+	if (rev >= 0x39)
 		return;
 
-	rev = ati_sbx00_rev(num, slot, func);
-	if (rev > 0x13)
+	if (acpi_use_timer_override)
 		return;
 
 	/* check for IRQ0 interrupt swap */
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index 0697ff1..a50b6cd 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -1268,7 +1268,7 @@ ENTRY(xen_do_hypervisor_callback)   # do_hypervisor_callback(struct *pt_regs)
 	decl PER_CPU_VAR(irq_count)
 	jmp  error_exit
 	CFI_ENDPROC
-END(do_hypervisor_callback)
+END(xen_do_hypervisor_callback)
 
 /*
  * Hypervisor uses this for application faults while it executes.
diff --git a/arch/x86/kernel/pvclock.c b/arch/x86/kernel/pvclock.c
index dfdfe46..b12fe8d 100644
--- a/arch/x86/kernel/pvclock.c
+++ b/arch/x86/kernel/pvclock.c
@@ -111,6 +111,11 @@ unsigned long pvclock_tsc_khz(struct pvclock_vcpu_time_info *src)
 
 static atomic64_t last_value = ATOMIC64_INIT(0);
 
+void pvclock_resume(void)
+{
+	atomic64_set(&last_value, 0);
+}
+
 cycle_t pvclock_clocksource_read(struct pvclock_vcpu_time_info *src)
 {
 	struct pvclock_shadow_time shadow;
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 4c4508e..544ed25 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -831,6 +831,13 @@ mm_fault_error(struct pt_regs *regs, unsigned long error_code,
 	       unsigned long address, unsigned int fault)
 {
 	if (fault & VM_FAULT_OOM) {
+		/* Kernel mode? Handle exceptions or die: */
+		if (!(error_code & PF_USER)) {
+			up_read(&current->mm->mmap_sem);
+			no_context(regs, error_code, address);
+			return;
+		}
+
 		out_of_memory(regs, error_code, address);
 	} else {
 		if (fault & (VM_FAULT_SIGBUS|VM_FAULT_HWPOISON))
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
index 5c4ee42..2a72049 100644
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -160,8 +160,7 @@ void pud_populate(struct mm_struct *mm, pud_t *pudp, pmd_t *pmd)
 	 * section 8.1: in PAE mode we explicitly have to flush the
 	 * TLB via cr3 if the top-level pgd is changed...
 	 */
-	if (mm == current->active_mm)
-		write_cr3(read_cr3());
+	flush_tlb_mm(mm);
 }
 #else  /* !CONFIG_X86_PAE */
 
diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c
index e90360f..a05bda6 100644
--- a/arch/x86/xen/time.c
+++ b/arch/x86/xen/time.c
@@ -425,6 +425,8 @@ void xen_timer_resume(void)
 {
 	int cpu;
 
+	pvclock_resume();
+
 	if (xen_clockevent != &xen_vcpuop_clockevent)
 		return;
 
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index c12aa05..9215998 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -596,6 +596,11 @@ static const struct pci_device_id ahci_pci_tbl[] = {
 	{ PCI_VDEVICE(INTEL, 0x1c05), board_ahci }, /* CPT RAID */
 	{ PCI_VDEVICE(INTEL, 0x1c06), board_ahci }, /* CPT RAID */
 	{ PCI_VDEVICE(INTEL, 0x1c07), board_ahci }, /* CPT RAID */
+	{ PCI_VDEVICE(INTEL, 0x1d02), board_ahci }, /* PBG AHCI */
+	{ PCI_VDEVICE(INTEL, 0x1d04), board_ahci }, /* PBG RAID */
+	{ PCI_VDEVICE(INTEL, 0x1d06), board_ahci }, /* PBG RAID */
+	{ PCI_VDEVICE(INTEL, 0x2826), board_ahci }, /* PBG RAID */
+	{ PCI_VDEVICE(INTEL, 0x2323), board_ahci }, /* DH89xxCC AHCI */
 
 	/* JMicron 360/1/3/5/6, match class to avoid IDE function */
 	{ PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 5405b36..6e4b795 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -5038,9 +5038,6 @@ static void ata_verify_xfer(struct ata_queued_cmd *qc)
 {
 	struct ata_device *dev = qc->dev;
 
-	if (ata_tag_internal(qc->tag))
-		return;
-
 	if (ata_is_nodata(qc->tf.protocol))
 		return;
 
@@ -5084,14 +5081,23 @@ void ata_qc_complete(struct ata_queued_cmd *qc)
 		if (unlikely(qc->err_mask))
 			qc->flags |= ATA_QCFLAG_FAILED;
 
-		if (unlikely(qc->flags & ATA_QCFLAG_FAILED)) {
-			/* always fill result TF for failed qc */
+		/*
+		 * Finish internal commands without any further processing
+		 * and always with the result TF filled.
+		 */
+		if (unlikely(ata_tag_internal(qc->tag))) {
 			fill_result_tf(qc);
+			__ata_qc_complete(qc);
+			return;
+		}
 
-			if (!ata_tag_internal(qc->tag))
-				ata_qc_schedule_eh(qc);
-			else
-				__ata_qc_complete(qc);
+		/*
+		 * Non-internal qc has failed.  Fill the result TF and
+		 * summon EH.
+		 */
+		if (unlikely(qc->flags & ATA_QCFLAG_FAILED)) {
+			fill_result_tf(qc);
+			ata_qc_schedule_eh(qc);
 			return;
 		}
 
diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c
index 9f5b053..e80ebcb 100644
--- a/drivers/ata/pata_mpc52xx.c
+++ b/drivers/ata/pata_mpc52xx.c
@@ -610,7 +610,7 @@ static struct scsi_host_template mpc52xx_ata_sht = {
 };
 
 static struct ata_port_operations mpc52xx_ata_port_ops = {
-	.inherits		= &ata_sff_port_ops,
+	.inherits		= &ata_bmdma_port_ops,
 	.sff_dev_select		= mpc52xx_ata_dev_select,
 	.set_piomode		= mpc52xx_ata_set_piomode,
 	.set_dmamode		= mpc52xx_ata_set_dmamode,
diff --git a/drivers/char/agp/generic.c b/drivers/char/agp/generic.c
index fb86708..22b40c0 100644
--- a/drivers/char/agp/generic.c
+++ b/drivers/char/agp/generic.c
@@ -124,6 +124,9 @@ static struct agp_memory *agp_create_user_memory(unsigned long num_agp_pages)
 	struct agp_memory *new;
 	unsigned long alloc_size = num_agp_pages*sizeof(struct page *);
 
+	if (INT_MAX/sizeof(struct page *) < num_agp_pages)
+		return NULL;
+
 	new = kzalloc(sizeof(struct agp_memory), GFP_KERNEL);
 	if (new == NULL)
 		return NULL;
@@ -243,11 +246,14 @@ struct agp_memory *agp_allocate_memory(struct agp_bridge_data *bridge,
 	int scratch_pages;
 	struct agp_memory *new;
 	size_t i;
+	int cur_memory;
 
 	if (!bridge)
 		return NULL;
 
-	if ((atomic_read(&bridge->current_memory_agp) + page_count) > bridge->max_memory_agp)
+	cur_memory = atomic_read(&bridge->current_memory_agp);
+	if ((cur_memory + page_count > bridge->max_memory_agp) ||
+	    (cur_memory + page_count < page_count))
 		return NULL;
 
 	if (type >= AGP_USER_TYPES) {
@@ -1124,8 +1130,8 @@ int agp_generic_insert_memory(struct agp_memory * mem, off_t pg_start, int type)
 		return -EINVAL;
 	}
 
-	/* AK: could wrap */
-	if ((pg_start + mem->page_count) > num_entries)
+	if (((pg_start + mem->page_count) > num_entries) ||
+	    ((pg_start + mem->page_count) < pg_start))
 		return -EINVAL;
 
 	j = pg_start;
@@ -1159,7 +1165,7 @@ int agp_generic_remove_memory(struct agp_memory *mem, off_t pg_start, int type)
 {
 	size_t i;
 	struct agp_bridge_data *bridge;
-	int mask_type;
+	int mask_type, num_entries;
 
 	bridge = mem->bridge;
 	if (!bridge)
@@ -1171,6 +1177,11 @@ int agp_generic_remove_memory(struct agp_memory *mem, off_t pg_start, int type)
 	if (type != mem->type)
 		return -EINVAL;
 
+	num_entries = agp_num_entries();
+	if (((pg_start + mem->page_count) > num_entries) ||
+	    ((pg_start + mem->page_count) < pg_start))
+		return -EINVAL;
+
 	mask_type = bridge->driver->agp_type_to_mask_type(bridge, type);
 	if (mask_type != 0) {
 		/* The generic routines know nothing of memory types */
diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
index 068c816..6ab5381 100644
--- a/drivers/char/tpm/tpm.c
+++ b/drivers/char/tpm/tpm.c
@@ -354,12 +354,14 @@ unsigned long tpm_calc_ordinal_duration(struct tpm_chip *chip,
 		    tpm_protected_ordinal_duration[ordinal &
 						   TPM_PROTECTED_ORDINAL_MASK];
 
-	if (duration_idx != TPM_UNDEFINED)
+	if (duration_idx != TPM_UNDEFINED) {
 		duration = chip->vendor.duration[duration_idx];
-	if (duration <= 0)
+		/* if duration is 0, it's because chip->vendor.duration wasn't */
+		/* filled yet, so we set the lowest timeout just to give enough */
+		/* time for tpm_get_timeouts() to succeed */
+		return (duration <= 0 ? HZ : duration);
+	} else
 		return 2 * 60 * HZ;
-	else
-		return duration;
 }
 EXPORT_SYMBOL_GPL(tpm_calc_ordinal_duration);
 
diff --git a/drivers/firmware/dcdbas.c b/drivers/firmware/dcdbas.c
index fb09bb3..385478c 100644
--- a/drivers/firmware/dcdbas.c
+++ b/drivers/firmware/dcdbas.c
@@ -268,8 +268,10 @@ int dcdbas_smi_request(struct smi_cmd *smi_cmd)
 	}
 
 	/* generate SMI */
+	/* inb to force posted write through and make SMI happen now */
 	asm volatile (
-		"outb %b0,%w1"
+		"outb %b0,%w1\n"
+		"inb %w1"
 		: /* no output args */
 		: "a" (smi_cmd->command_code),
 		  "d" (smi_cmd->command_address),
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index 305c590..7bb111b 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -94,7 +94,10 @@ config DRM_I830
 config DRM_I915
 	tristate "i915 driver"
 	depends on AGP_INTEL
+	# we need shmfs for the swappable backing store, and in particular
+	# the shmem_readpage() which depends upon tmpfs
 	select SHMEM
+	select TMPFS
 	select DRM_KMS_HELPER
 	select FB_CFB_FILLRECT
 	select FB_CFB_COPYAREA
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index b66806a..4072b0d 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -855,6 +855,14 @@ static const struct dmi_system_id intel_no_lvds[] = {
 	},
 	{
 		.callback = intel_no_lvds_dmi_callback,
+		.ident = "AOpen i915GMm-HFS",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "AOpen"),
+			DMI_MATCH(DMI_BOARD_NAME, "i915GMm-HFS"),
+		},
+	},
+	{
+		.callback = intel_no_lvds_dmi_callback,
 		.ident = "Aopen i945GTt-VFA",
 		.matches = {
 			DMI_MATCH(DMI_PRODUCT_VERSION, "AO00001JW"),
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 05ef0c4..052e933 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -272,6 +272,13 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
 			*line_mux = 0x90;
 	}
 
+	/* mac rv630, rv730, others */
+	if ((supported_device == ATOM_DEVICE_TV1_SUPPORT) &&
+	    (*connector_type == DRM_MODE_CONNECTOR_DVII)) {
+		*connector_type = DRM_MODE_CONNECTOR_9PinDIN;
+		*line_mux = CONNECTOR_7PIN_DIN_ENUM_ID1;
+	}
+
 	/* ASUS HD 3600 XT board lists the DVI port as HDMI */
 	if ((dev->pdev->device == 0x9598) &&
 	    (dev->pdev->subsystem_vendor == 0x1043) &&
@@ -1946,7 +1953,7 @@ void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev)
 	bios_2_scratch &= ~ATOM_S2_VRI_BRIGHT_ENABLE;
 
 	/* tell the bios not to handle mode switching */
-	bios_6_scratch |= (ATOM_S6_ACC_BLOCK_DISPLAY_SWITCH | ATOM_S6_ACC_MODE);
+	bios_6_scratch |= ATOM_S6_ACC_BLOCK_DISPLAY_SWITCH;
 
 	if (rdev->family >= CHIP_R600) {
 		WREG32(R600_BIOS_2_SCRATCH, bios_2_scratch);
@@ -1997,10 +2004,13 @@ void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock)
 	else
 		bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
 
-	if (lock)
+	if (lock) {
 		bios_6_scratch |= ATOM_S6_CRITICAL_STATE;
-	else
+		bios_6_scratch &= ~ATOM_S6_ACC_MODE;
+	} else {
 		bios_6_scratch &= ~ATOM_S6_CRITICAL_STATE;
+		bios_6_scratch |= ATOM_S6_ACC_MODE;
+	}
 
 	if (rdev->family >= CHIP_R600)
 		WREG32(R600_BIOS_6_SCRATCH, bios_6_scratch);
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index c2848e0..40e11e4 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -618,6 +618,10 @@ static void radeon_compute_pll_legacy(struct radeon_pll *pll,
 	*frac_fb_div_p = best_frac_feedback_div;
 	*ref_div_p = best_ref_div;
 	*post_div_p = best_post_div;
+	DRM_DEBUG_KMS("%d %d, pll dividers - fb: %d.%d ref: %d, post %d\n",
+		      freq, best_freq / 1000, best_feedback_div, best_frac_feedback_div,
+		      best_ref_div, best_post_div);
+
 }
 
 static bool
diff --git a/drivers/hwmon/f71882fg.c b/drivers/hwmon/f71882fg.c
index a95fa42..03f08b2 100644
--- a/drivers/hwmon/f71882fg.c
+++ b/drivers/hwmon/f71882fg.c
@@ -2031,7 +2031,6 @@ static int f71882fg_remove(struct platform_device *pdev)
 	int nr_fans = (data->type == f71882fg) ? 4 : 3;
 	u8 start_reg = f71882fg_read8(data, F71882FG_REG_START);
 
-	platform_set_drvdata(pdev, NULL);
 	if (data->hwmon_dev)
 		hwmon_device_unregister(data->hwmon_dev);
 
@@ -2098,6 +2097,7 @@ static int f71882fg_remove(struct platform_device *pdev)
 		}
 	}
 
+	platform_set_drvdata(pdev, NULL);
 	kfree(data);
 
 	return 0;
diff --git a/drivers/hwmon/sht15.c b/drivers/hwmon/sht15.c
index a610e78..38a41d2 100644
--- a/drivers/hwmon/sht15.c
+++ b/drivers/hwmon/sht15.c
@@ -333,11 +333,11 @@ static inline int sht15_calc_humid(struct sht15_data *data)
 
 	const int c1 = -4;
 	const int c2 = 40500; /* x 10 ^ -6 */
-	const int c3 = -2800; /* x10 ^ -9 */
+	const int c3 = -28; /* x 10 ^ -7 */
 
 	RHlinear = c1*1000
 		+ c2 * data->val_humid/1000
-		+ (data->val_humid * data->val_humid * c3)/1000000;
+		+ (data->val_humid * data->val_humid * c3) / 10000;
 	return (temp - 25000) * (10000 + 80 * data->val_humid)
 		/ 1000000 + RHlinear;
 }
diff --git a/drivers/hwmon/via686a.c b/drivers/hwmon/via686a.c
index f397ce7..b2074e3 100644
--- a/drivers/hwmon/via686a.c
+++ b/drivers/hwmon/via686a.c
@@ -687,6 +687,13 @@ static int __devexit via686a_remove(struct platform_device *pdev)
 	return 0;
 }
 
+static void via686a_update_fan_div(struct via686a_data *data)
+{
+	int reg = via686a_read_value(data, VIA686A_REG_FANDIV);
+	data->fan_div[0] = (reg >> 4) & 0x03;
+	data->fan_div[1] = reg >> 6;
+}
+
 static void __devinit via686a_init_device(struct via686a_data *data)
 {
 	u8 reg;
@@ -700,6 +707,9 @@ static void __devinit via686a_init_device(struct via686a_data *data)
 	via686a_write_value(data, VIA686A_REG_TEMP_MODE,
 			    (reg & ~VIA686A_TEMP_MODE_MASK)
 			    | VIA686A_TEMP_MODE_CONTINUOUS);
+
+	/* Pre-read fan clock divisor values */
+	via686a_update_fan_div(data);
 }
 
 static struct via686a_data *via686a_update_device(struct device *dev)
@@ -751,9 +761,7 @@ static struct via686a_data *via686a_update_device(struct device *dev)
 		    (via686a_read_value(data, VIA686A_REG_TEMP_LOW23) &
 		     0xc0) >> 6;
 
-		i = via686a_read_value(data, VIA686A_REG_FANDIV);
-		data->fan_div[0] = (i >> 4) & 0x03;
-		data->fan_div[1] = i >> 6;
+		via686a_update_fan_div(data);
 		data->alarms =
 		    via686a_read_value(data,
 				       VIA686A_REG_ALARM1) |
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index c2258a5..b67109c 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -837,6 +837,14 @@ static int i2c_do_del_adapter(struct i2c_driver *driver,
 static int __unregister_client(struct device *dev, void *dummy)
 {
 	struct i2c_client *client = i2c_verify_client(dev);
+	if (client && strcmp(client->name, "dummy"))
+		i2c_unregister_device(client);
+	return 0;
+}
+
+static int __unregister_dummy(struct device *dev, void *dummy)
+{
+	struct i2c_client *client = i2c_verify_client(dev);
 	if (client)
 		i2c_unregister_device(client);
 	return 0;
@@ -891,8 +899,12 @@ int i2c_del_adapter(struct i2c_adapter *adap)
 	i2c_unlock_adapter(adap);
 
 	/* Detach any active clients. This can't fail, thus we do not
-	   checking the returned value. */
+	 * check the returned value. This is a two-pass process, because
+	 * we can't remove the dummy devices during the first pass: they
+	 * could have been instantiated by real devices wishing to clean
+	 * them up properly, so we give them a chance to do that first. */
 	res = device_for_each_child(&adap->dev, NULL, __unregister_client);
+	res = device_for_each_child(&adap->dev, NULL, __unregister_dummy);
 
 #ifdef CONFIG_I2C_COMPAT
 	class_compat_remove_link(i2c_adapter_compat_class, &adap->dev,
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index ad63b79..2422945 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2987,6 +2987,7 @@ static int cm_sidr_req_handler(struct cm_work *work)
 		goto out; /* No match. */
 	}
 	atomic_inc(&cur_cm_id_priv->refcount);
+	atomic_inc(&cm_id_priv->refcount);
 	spin_unlock_irq(&cm.lock);
 
 	cm_id_priv->id.cm_handler = cur_cm_id_priv->id.cm_handler;
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 6d77706..42f8e8a 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -1137,6 +1137,11 @@ static int cma_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event)
 	cm_id->context = conn_id;
 	cm_id->cm_handler = cma_ib_handler;
 
+	/*
+	 * Protect against the user destroying conn_id from another thread
+	 * until we're done accessing it.
+	 */
+	atomic_inc(&conn_id->refcount);
 	ret = conn_id->id.event_handler(&conn_id->id, &event);
 	if (!ret) {
 		/*
@@ -1149,8 +1154,10 @@ static int cma_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event)
 			ib_send_cm_mra(cm_id, CMA_CM_MRA_SETTING, NULL, 0);
 		mutex_unlock(&lock);
 		mutex_unlock(&conn_id->handler_mutex);
+		cma_deref_id(conn_id);
 		goto out;
 	}
+	cma_deref_id(conn_id);
 
 	/* Destroy the CM ID by returning a non-zero value. */
 	conn_id->cm_id.ib = NULL;
@@ -1352,17 +1359,25 @@ static int iw_conn_req_handler(struct iw_cm_id *cm_id,
 	event.param.conn.private_data_len = iw_event->private_data_len;
 	event.param.conn.initiator_depth = attr.max_qp_init_rd_atom;
 	event.param.conn.responder_resources = attr.max_qp_rd_atom;
+
+	/*
+	 * Protect against the user destroying conn_id from another thread
+	 * until we're done accessing it.
+	 */
+	atomic_inc(&conn_id->refcount);
 	ret = conn_id->id.event_handler(&conn_id->id, &event);
 	if (ret) {
 		/* User wants to destroy the CM ID */
 		conn_id->cm_id.iw = NULL;
 		cma_exch(conn_id, CMA_DESTROYING);
 		mutex_unlock(&conn_id->handler_mutex);
+		cma_deref_id(conn_id);
 		rdma_destroy_id(&conn_id->id);
 		goto out;
 	}
 
 	mutex_unlock(&conn_id->handler_mutex);
+	cma_deref_id(conn_id);
 
 out:
 	if (dev)
diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c
index b89879b..6d9eea2 100644
--- a/drivers/input/mouse/bcm5974.c
+++ b/drivers/input/mouse/bcm5974.c
@@ -55,6 +55,14 @@
 #define USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI	0x0236
 #define USB_DEVICE_ID_APPLE_WELLSPRING3_ISO	0x0237
 #define USB_DEVICE_ID_APPLE_WELLSPRING3_JIS	0x0238
+/* MacbookAir3,2 (unibody), aka wellspring5 */
+#define USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI	0x023f
+#define USB_DEVICE_ID_APPLE_WELLSPRING4_ISO	0x0240
+#define USB_DEVICE_ID_APPLE_WELLSPRING4_JIS	0x0241
+/* MacbookAir3,1 (unibody), aka wellspring4 */
+#define USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI	0x0242
+#define USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO	0x0243
+#define USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS	0x0244
 
 #define BCM5974_DEVICE(prod) {					\
 	.match_flags = (USB_DEVICE_ID_MATCH_DEVICE |		\
@@ -80,6 +88,14 @@ static const struct usb_device_id bcm5974_table[] = {
 	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI),
 	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING3_ISO),
 	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING3_JIS),
+	/* MacbookAir3,2 */
+	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI),
+	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4_ISO),
+	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4_JIS),
+	/* MacbookAir3,1 */
+	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI),
+	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO),
+	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS),
 	/* Terminating entry */
 	{}
 };
@@ -234,6 +250,30 @@ static const struct bcm5974_config bcm5974_config_table[] = {
 		{ DIM_X, DIM_X / SN_COORD, -4460, 5166 },
 		{ DIM_Y, DIM_Y / SN_COORD, -75, 6700 }
 	},
+	{
+		USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI,
+		USB_DEVICE_ID_APPLE_WELLSPRING4_ISO,
+		USB_DEVICE_ID_APPLE_WELLSPRING4_JIS,
+		HAS_INTEGRATED_BUTTON,
+		0x84, sizeof(struct bt_data),
+		0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
+		{ DIM_PRESSURE, DIM_PRESSURE / SN_PRESSURE, 0, 300 },
+		{ DIM_WIDTH, DIM_WIDTH / SN_WIDTH, 0, 2048 },
+		{ DIM_X, DIM_X / SN_COORD, -4620, 5140 },
+		{ DIM_Y, DIM_Y / SN_COORD, -150, 6600 }
+	},
+	{
+		USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI,
+		USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO,
+		USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS,
+		HAS_INTEGRATED_BUTTON,
+		0x84, sizeof(struct bt_data),
+		0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
+		{ DIM_PRESSURE, DIM_PRESSURE / SN_PRESSURE, 0, 300 },
+		{ DIM_WIDTH, DIM_WIDTH / SN_WIDTH, 0, 2048 },
+		{ DIM_X, DIM_X / SN_COORD, -4616, 5112 },
+		{ DIM_Y, DIM_Y / SN_COORD, -142, 5234 }
+	},
 	{}
 };
 
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index 8f46380..6fd2041 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -416,6 +416,13 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
 			DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
 		},
 	},
+	{
+		/* Dell Vostro V13 */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
+		},
+	},
 	{ }
 };
 
@@ -537,6 +544,17 @@ static const struct dmi_system_id __initconst i8042_dmi_laptop_table[] = {
 };
 #endif
 
+static const struct dmi_system_id __initconst i8042_dmi_notimeout_table[] = {
+	{
+		/* Dell Vostro V13 */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Vostro V13"),
+		},
+	},
+	{ }
+};
+
 /*
  * Some Wistron based laptops need us to explicitly enable the 'Dritek
  * keyboard extension' to make their extra keys start generating scancodes.
@@ -869,6 +887,9 @@ static int __init i8042_platform_init(void)
 	if (dmi_check_system(i8042_dmi_nomux_table))
 		i8042_nomux = true;
 
+	if (dmi_check_system(i8042_dmi_notimeout_table))
+		i8042_notimeout = true;
+
 	if (dmi_check_system(i8042_dmi_dritek_table))
 		i8042_dritek = true;
 #endif /* CONFIG_X86 */
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index f3c2bb7..250a41f 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -65,6 +65,10 @@ static unsigned int i8042_blink_frequency = 500;
 module_param_named(panicblink, i8042_blink_frequency, uint, 0600);
 MODULE_PARM_DESC(panicblink, "Frequency with which keyboard LEDs should blink when kernel panics");
 
+static bool i8042_notimeout;
+module_param_named(notimeout, i8042_notimeout, bool, 0);
+MODULE_PARM_DESC(notimeout, "Ignore timeouts signalled by i8042");
+
 #ifdef CONFIG_X86
 static bool i8042_dritek;
 module_param_named(dritek, i8042_dritek, bool, 0);
@@ -507,7 +511,7 @@ static irqreturn_t i8042_interrupt(int irq, void *dev_id)
 	} else {
 
 		dfl = ((str & I8042_STR_PARITY) ? SERIO_PARITY : 0) |
-		      ((str & I8042_STR_TIMEOUT) ? SERIO_TIMEOUT : 0);
+		      ((str & I8042_STR_TIMEOUT && !i8042_notimeout) ? SERIO_TIMEOUT : 0);
 
 		port_no = (str & I8042_STR_AUXDATA) ?
 				I8042_AUX_PORT_NO : I8042_KBD_PORT_NO;
diff --git a/drivers/input/xen-kbdfront.c b/drivers/input/xen-kbdfront.c
index e140816..a94ac75 100644
--- a/drivers/input/xen-kbdfront.c
+++ b/drivers/input/xen-kbdfront.c
@@ -109,7 +109,7 @@ static irqreturn_t input_handler(int rq, void *dev_id)
 static int __devinit xenkbd_probe(struct xenbus_device *dev,
 				  const struct xenbus_device_id *id)
 {
-	int ret, i;
+	int ret, i, abs;
 	struct xenkbd_info *info;
 	struct input_dev *kbd, *ptr;
 
@@ -127,6 +127,11 @@ static int __devinit xenkbd_probe(struct xenbus_device *dev,
 	if (!info->page)
 		goto error_nomem;
 
+	if (xenbus_scanf(XBT_NIL, dev->otherend, "feature-abs-pointer", "%d", &abs) < 0)
+		abs = 0;
+	if (abs)
+		xenbus_printf(XBT_NIL, dev->nodename, "request-abs-pointer", "1");
+
 	/* keyboard */
 	kbd = input_allocate_device();
 	if (!kbd)
@@ -136,11 +141,12 @@ static int __devinit xenkbd_probe(struct xenbus_device *dev,
 	kbd->id.bustype = BUS_PCI;
 	kbd->id.vendor = 0x5853;
 	kbd->id.product = 0xffff;
-	kbd->evbit[0] = BIT(EV_KEY);
+
+	__set_bit(EV_KEY, kbd->evbit);
 	for (i = KEY_ESC; i < KEY_UNKNOWN; i++)
-		set_bit(i, kbd->keybit);
+		__set_bit(i, kbd->keybit);
 	for (i = KEY_OK; i < KEY_MAX; i++)
-		set_bit(i, kbd->keybit);
+		__set_bit(i, kbd->keybit);
 
 	ret = input_register_device(kbd);
 	if (ret) {
@@ -159,12 +165,20 @@ static int __devinit xenkbd_probe(struct xenbus_device *dev,
 	ptr->id.bustype = BUS_PCI;
 	ptr->id.vendor = 0x5853;
 	ptr->id.product = 0xfffe;
-	ptr->evbit[0] = BIT(EV_KEY) | BIT(EV_REL) | BIT(EV_ABS);
+
+	if (abs) {
+		__set_bit(EV_ABS, ptr->evbit);
+		input_set_abs_params(ptr, ABS_X, 0, XENFB_WIDTH, 0, 0);
+		input_set_abs_params(ptr, ABS_Y, 0, XENFB_HEIGHT, 0, 0);
+	} else {
+		input_set_capability(ptr, EV_REL, REL_X);
+		input_set_capability(ptr, EV_REL, REL_Y);
+	}
+	input_set_capability(ptr, EV_REL, REL_WHEEL);
+
+	__set_bit(EV_KEY, ptr->evbit);
 	for (i = BTN_LEFT; i <= BTN_TASK; i++)
-		set_bit(i, ptr->keybit);
-	ptr->relbit[0] = BIT(REL_X) | BIT(REL_Y) | BIT(REL_WHEEL);
-	input_set_abs_params(ptr, ABS_X, 0, XENFB_WIDTH, 0, 0);
-	input_set_abs_params(ptr, ABS_Y, 0, XENFB_HEIGHT, 0, 0);
+		__set_bit(i, ptr->keybit);
 
 	ret = input_register_device(ptr);
 	if (ret) {
@@ -290,9 +304,9 @@ InitWait:
 			ret = xenbus_printf(XBT_NIL, info->xbdev->nodename,
 					    "request-abs-pointer", "1");
 			if (ret)
-				printk(KERN_WARNING
-				       "xenkbd: can't request abs-pointer");
+				pr_warning("xenkbd: can't request abs-pointer");
 		}
+
 		xenbus_switch_state(dev, XenbusStateConnected);
 		break;
 
diff --git a/drivers/isdn/hisax/config.c b/drivers/isdn/hisax/config.c
index 544cf4b..0a347a8 100644
--- a/drivers/isdn/hisax/config.c
+++ b/drivers/isdn/hisax/config.c
@@ -801,6 +801,16 @@ static void closecard(int cardnr)
 	ll_unload(csta);
 }
 
+static irqreturn_t card_irq(int intno, void *dev_id)
+{
+	struct IsdnCardState *cs = dev_id;
+	irqreturn_t ret = cs->irq_func(intno, cs);
+
+	if (ret == IRQ_HANDLED)
+		cs->irq_cnt++;
+	return ret;
+}
+
 static int init_card(struct IsdnCardState *cs)
 {
 	int 	irq_cnt, cnt = 3, ret;
@@ -809,10 +819,10 @@ static int init_card(struct IsdnCardState *cs)
 		ret = cs->cardmsg(cs, CARD_INIT, NULL);
 		return(ret);
 	}
-	irq_cnt = kstat_irqs(cs->irq);
+	irq_cnt = cs->irq_cnt = 0;
 	printk(KERN_INFO "%s: IRQ %d count %d\n", CardType[cs->typ],
 	       cs->irq, irq_cnt);
-	if (request_irq(cs->irq, cs->irq_func, cs->irq_flags, "HiSax", cs)) {
+	if (request_irq(cs->irq, card_irq, cs->irq_flags, "HiSax", cs)) {
 		printk(KERN_WARNING "HiSax: couldn't get interrupt %d\n",
 		       cs->irq);
 		return 1;
@@ -822,8 +832,8 @@ static int init_card(struct IsdnCardState *cs)
 		/* Timeout 10ms */
 		msleep(10);
 		printk(KERN_INFO "%s: IRQ %d count %d\n",
-		       CardType[cs->typ], cs->irq, kstat_irqs(cs->irq));
-		if (kstat_irqs(cs->irq) == irq_cnt) {
+		       CardType[cs->typ], cs->irq, cs->irq_cnt);
+		if (cs->irq_cnt == irq_cnt) {
 			printk(KERN_WARNING
 			       "%s: IRQ(%d) getting no interrupts during init %d\n",
 			       CardType[cs->typ], cs->irq, 4 - cnt);
diff --git a/drivers/isdn/hisax/hisax.h b/drivers/isdn/hisax/hisax.h
index 832a878..32ab392 100644
--- a/drivers/isdn/hisax/hisax.h
+++ b/drivers/isdn/hisax/hisax.h
@@ -959,6 +959,7 @@ struct IsdnCardState {
 	u_long		event;
 	struct work_struct tqueue;
 	struct timer_list dbusytimer;
+	unsigned int	irq_cnt;
 #ifdef ERROR_STATISTIC
 	int		err_crc;
 	int		err_tx;
diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c
index fc8454d..51dc60d 100644
--- a/drivers/isdn/i4l/isdn_tty.c
+++ b/drivers/isdn/i4l/isdn_tty.c
@@ -2636,12 +2636,6 @@ isdn_tty_modem_result(int code, modem_info * info)
 		if ((info->flags & ISDN_ASYNC_CLOSING) || (!info->tty)) {
 			return;
 		}
-#ifdef CONFIG_ISDN_AUDIO
-		if ( !info->vonline )
-			tty_ldisc_flush(info->tty);
-#else
-		tty_ldisc_flush(info->tty);
-#endif
 		if ((info->flags & ISDN_ASYNC_CHECK_CD) &&
 		    (!((info->flags & ISDN_ASYNC_CALLOUT_ACTIVE) &&
 		       (info->flags & ISDN_ASYNC_CALLOUT_NOHUP)))) {
diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c
index da2223a..ed1d0c2 100644
--- a/drivers/md/dm-mpath.c
+++ b/drivers/md/dm-mpath.c
@@ -33,7 +33,6 @@ struct pgpath {
 	unsigned fail_count;		/* Cumulative failure count */
 
 	struct dm_path path;
-	struct work_struct deactivate_path;
 	struct work_struct activate_path;
 };
 
@@ -116,7 +115,6 @@ static struct workqueue_struct *kmultipathd, *kmpath_handlerd;
 static void process_queued_ios(struct work_struct *work);
 static void trigger_event(struct work_struct *work);
 static void activate_path(struct work_struct *work);
-static void deactivate_path(struct work_struct *work);
 
 
 /*-----------------------------------------------
@@ -129,7 +127,6 @@ static struct pgpath *alloc_pgpath(void)
 
 	if (pgpath) {
 		pgpath->is_active = 1;
-		INIT_WORK(&pgpath->deactivate_path, deactivate_path);
 		INIT_WORK(&pgpath->activate_path, activate_path);
 	}
 
@@ -141,14 +138,6 @@ static void free_pgpath(struct pgpath *pgpath)
 	kfree(pgpath);
 }
 
-static void deactivate_path(struct work_struct *work)
-{
-	struct pgpath *pgpath =
-		container_of(work, struct pgpath, deactivate_path);
-
-	blk_abort_queue(pgpath->path.dev->bdev->bd_disk->queue);
-}
-
 static struct priority_group *alloc_priority_group(void)
 {
 	struct priority_group *pg;
@@ -994,7 +983,6 @@ static int fail_path(struct pgpath *pgpath)
 		      pgpath->path.dev->name, m->nr_valid_paths);
 
 	schedule_work(&m->trigger_event);
-	queue_work(kmultipathd, &pgpath->deactivate_path);
 
 out:
 	spin_unlock_irqrestore(&m->lock, flags);
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 56d192d..c955f7f 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -2039,13 +2039,14 @@ static void event_callback(void *context)
 	wake_up(&md->eventq);
 }
 
+/*
+ * Protected by md->suspend_lock obtained by dm_swap_table().
+ */
 static void __set_size(struct mapped_device *md, sector_t size)
 {
 	set_capacity(md->disk, size);
 
-	mutex_lock(&md->bdev->bd_inode->i_mutex);
 	i_size_write(md->bdev->bd_inode, (loff_t)size << SECTOR_SHIFT);
-	mutex_unlock(&md->bdev->bd_inode->i_mutex);
 }
 
 /*
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 7db9ceb..f468ec6 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -410,6 +410,9 @@ static mddev_t * mddev_find(dev_t unit)
 {
 	mddev_t *mddev, *new = NULL;
 
+	if (unit && MAJOR(unit) != MD_MAJOR)
+		unit &= ~((1<<MdpMinorShift)-1);
+
  retry:
 	spin_lock(&all_mddevs_lock);
 
diff --git a/drivers/media/radio/radio-aimslab.c b/drivers/media/radio/radio-aimslab.c
index 5bf4985..a91642c 100644
--- a/drivers/media/radio/radio-aimslab.c
+++ b/drivers/media/radio/radio-aimslab.c
@@ -31,7 +31,7 @@
 #include <linux/module.h>	/* Modules 			*/
 #include <linux/init.h>		/* Initdata			*/
 #include <linux/ioport.h>	/* request_region		*/
-#include <linux/delay.h>	/* udelay			*/
+#include <linux/delay.h>	/* msleep			*/
 #include <linux/videodev2.h>	/* kernel radio structs		*/
 #include <linux/version.h>	/* for KERNEL_VERSION MACRO	*/
 #include <linux/io.h>		/* outb, outb_p			*/
@@ -71,27 +71,17 @@ static struct rtrack rtrack_card;
 
 /* local things */
 
-static void sleep_delay(long n)
-{
-	/* Sleep nicely for 'n' uS */
-	int d = n / msecs_to_jiffies(1000);
-	if (!d)
-		udelay(n);
-	else
-		msleep(jiffies_to_msecs(d));
-}
-
 static void rt_decvol(struct rtrack *rt)
 {
 	outb(0x58, rt->io);		/* volume down + sigstr + on	*/
-	sleep_delay(100000);
+	msleep(100);
 	outb(0xd8, rt->io);		/* volume steady + sigstr + on	*/
 }
 
 static void rt_incvol(struct rtrack *rt)
 {
 	outb(0x98, rt->io);		/* volume up + sigstr + on	*/
-	sleep_delay(100000);
+	msleep(100);
 	outb(0xd8, rt->io);		/* volume steady + sigstr + on	*/
 }
 
@@ -120,7 +110,7 @@ static int rt_setvol(struct rtrack *rt, int vol)
 
 	if (vol == 0) {			/* volume = 0 means mute the card */
 		outb(0x48, rt->io);	/* volume down but still "on"	*/
-		sleep_delay(2000000);	/* make sure it's totally down	*/
+		msleep(2000);	/* make sure it's totally down	*/
 		outb(0xd0, rt->io);	/* volume steady, off		*/
 		rt->curvol = 0;		/* track the volume state!	*/
 		mutex_unlock(&rt->lock);
@@ -155,7 +145,7 @@ static void send_0_byte(struct rtrack *rt)
 		outb_p(128+64+16+8+  1, rt->io);  /* on + wr-enable + data low */
 		outb_p(128+64+16+8+2+1, rt->io);  /* clock */
 	}
-	sleep_delay(1000);
+	msleep(1);
 }
 
 static void send_1_byte(struct rtrack *rt)
@@ -169,7 +159,7 @@ static void send_1_byte(struct rtrack *rt)
 		outb_p(128+64+16+8+4+2+1, rt->io); /* clock */
 	}
 
-	sleep_delay(1000);
+	msleep(1);
 }
 
 static int rt_setfreq(struct rtrack *rt, unsigned long freq)
@@ -427,7 +417,7 @@ static int __init rtrack_init(void)
 
 	/* this ensures that the volume is all the way down  */
 	outb(0x48, rt->io);		/* volume down but still "on"	*/
-	sleep_delay(2000000);	/* make sure it's totally down	*/
+	msleep(2000);	/* make sure it's totally down	*/
 	outb(0xc0, rt->io);		/* steady volume, mute card	*/
 
 	return 0;
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index b0fb083..96339f7 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -1587,11 +1587,11 @@ struct em28xx_board em28xx_boards[] = {
 		.input           = { {
 			.type     = EM28XX_VMUX_COMPOSITE1,
 			.vmux     = SAA7115_COMPOSITE0,
-			.amux     = EM28XX_AMUX_VIDEO2,
+			.amux     = EM28XX_AMUX_LINE_IN,
 		}, {
 			.type     = EM28XX_VMUX_SVIDEO,
 			.vmux     = SAA7115_SVIDEO3,
-			.amux     = EM28XX_AMUX_VIDEO2,
+			.amux     = EM28XX_AMUX_LINE_IN,
 		} },
 	},
 	[EM2860_BOARD_TERRATEC_AV350] = {
diff --git a/drivers/media/video/uvc/uvc_video.c b/drivers/media/video/uvc/uvc_video.c
index 821a996..687c970 100644
--- a/drivers/media/video/uvc/uvc_video.c
+++ b/drivers/media/video/uvc/uvc_video.c
@@ -65,15 +65,19 @@ int uvc_query_ctrl(struct uvc_device *dev, __u8 query, __u8 unit,
 static void uvc_fixup_video_ctrl(struct uvc_streaming *stream,
 	struct uvc_streaming_control *ctrl)
 {
-	struct uvc_format *format;
+	struct uvc_format *format = NULL;
 	struct uvc_frame *frame = NULL;
 	unsigned int i;
 
-	if (ctrl->bFormatIndex <= 0 ||
-	    ctrl->bFormatIndex > stream->nformats)
-		return;
+	for (i = 0; i < stream->nformats; ++i) {
+		if (stream->format[i].index == ctrl->bFormatIndex) {
+			format = &stream->format[i];
+			break;
+		}
+	}
 
-	format = &stream->format[ctrl->bFormatIndex - 1];
+	if (format == NULL)
+		return;
 
 	for (i = 0; i < format->nframes; ++i) {
 		if (format->frame[i].bFrameIndex == ctrl->bFrameIndex) {
diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c
index caa8f56..4e12556 100644
--- a/drivers/message/fusion/mptctl.c
+++ b/drivers/message/fusion/mptctl.c
@@ -577,6 +577,13 @@ mptctl_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply)
 }
 
 static int
+mptctl_release(struct inode *inode, struct file *filep)
+{
+	fasync_helper(-1, filep, 0, &async_queue);
+	return 0;
+}
+
+static int
 mptctl_fasync(int fd, struct file *filep, int mode)
 {
 	MPT_ADAPTER	*ioc;
@@ -2778,6 +2785,7 @@ static const struct file_operations mptctl_fops = {
 	.llseek =	no_llseek,
 	.fasync = 	mptctl_fasync,
 	.unlocked_ioctl = mptctl_ioctl,
+	.release =	mptctl_release,
 #ifdef CONFIG_COMPAT
 	.compat_ioctl = compat_mpctl_ioctl,
 #endif
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index c13726a..d2b0b11 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -1841,8 +1841,9 @@ mptscsih_abort(struct scsi_cmnd * SCpnt)
 	}
 
  out:
-	printk(MYIOC_s_INFO_FMT "task abort: %s (sc=%p)\n",
-	    ioc->name, ((retval == SUCCESS) ? "SUCCESS" : "FAILED"), SCpnt);
+	printk(MYIOC_s_INFO_FMT "task abort: %s (rv=%04x) (sc=%p) (sn=%ld)\n",
+	    ioc->name, ((retval == SUCCESS) ? "SUCCESS" : "FAILED"), retval,
+	    SCpnt, SCpnt->serial_number);
 
 	return retval;
 }
@@ -1879,7 +1880,7 @@ mptscsih_dev_reset(struct scsi_cmnd * SCpnt)
 
 	vdevice = SCpnt->device->hostdata;
 	if (!vdevice || !vdevice->vtarget) {
-		retval = SUCCESS;
+		retval = 0;
 		goto out;
 	}
 
diff --git a/drivers/mfd/ucb1x00-ts.c b/drivers/mfd/ucb1x00-ts.c
index 000cb41..92b85e2 100644
--- a/drivers/mfd/ucb1x00-ts.c
+++ b/drivers/mfd/ucb1x00-ts.c
@@ -385,12 +385,18 @@ static int ucb1x00_ts_add(struct ucb1x00_dev *dev)
 	idev->close      = ucb1x00_ts_close;
 
 	__set_bit(EV_ABS, idev->evbit);
-	__set_bit(ABS_X, idev->absbit);
-	__set_bit(ABS_Y, idev->absbit);
-	__set_bit(ABS_PRESSURE, idev->absbit);
 
 	input_set_drvdata(idev, ts);
 
+	ucb1x00_adc_enable(ts->ucb);
+	ts->x_res = ucb1x00_ts_read_xres(ts);
+	ts->y_res = ucb1x00_ts_read_yres(ts);
+	ucb1x00_adc_disable(ts->ucb);
+
+	input_set_abs_params(idev, ABS_X, 0, ts->x_res, 0, 0);
+	input_set_abs_params(idev, ABS_Y, 0, ts->y_res, 0, 0);
+	input_set_abs_params(idev, ABS_PRESSURE, 0, 0, 0, 0);
+
 	err = input_register_device(idev);
 	if (err)
 		goto fail;
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index 2dd4cfe..ed7620b 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -303,6 +303,14 @@ static int mmc_sdio_init_card(struct mmc_host *host, u32 ocr,
 		if (err)
 			goto remove;
 
+		/*
+		 * Update oldcard with the new RCA received from the SDIO
+		 * device -- we're doing this so that it's updated in the
+		 * "card" struct when oldcard overwrites that later.
+		 */
+		if (oldcard)
+			oldcard->rca = card->rca;
+
 		mmc_set_bus_mode(host, MMC_BUSMODE_PUSHPULL);
 	}
 
diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
index 7545568..ff4d802 100644
--- a/drivers/mtd/nand/omap2.c
+++ b/drivers/mtd/nand/omap2.c
@@ -1073,6 +1073,6 @@ static void __exit omap_nand_exit(void)
 module_init(omap_nand_init);
 module_exit(omap_nand_exit);
 
-MODULE_ALIAS(DRIVER_NAME);
+MODULE_ALIAS("platform:" DRIVER_NAME);
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Glue layer for NAND flash on TI OMAP boards");
diff --git a/drivers/mtd/onenand/generic.c b/drivers/mtd/onenand/generic.c
index e789149..ac08750 100644
--- a/drivers/mtd/onenand/generic.c
+++ b/drivers/mtd/onenand/generic.c
@@ -131,7 +131,7 @@ static struct platform_driver generic_onenand_driver = {
 	.remove		= __devexit_p(generic_onenand_remove),
 };
 
-MODULE_ALIAS(DRIVER_NAME);
+MODULE_ALIAS("platform:" DRIVER_NAME);
 
 static int __init generic_onenand_init(void)
 {
diff --git a/drivers/mtd/onenand/omap2.c b/drivers/mtd/onenand/omap2.c
index fd40634..5a9c4f6 100644
--- a/drivers/mtd/onenand/omap2.c
+++ b/drivers/mtd/onenand/omap2.c
@@ -815,7 +815,7 @@ static void __exit omap2_onenand_exit(void)
 module_init(omap2_onenand_init);
 module_exit(omap2_onenand_exit);
 
-MODULE_ALIAS(DRIVER_NAME);
+MODULE_ALIAS("platform:" DRIVER_NAME);
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Jarkko Lavinen <jarkko.lavinen@nokia.com>");
 MODULE_DESCRIPTION("Glue layer for OneNAND flash on OMAP2 / OMAP3");
diff --git a/drivers/net/bonding/bond_ipv6.c b/drivers/net/bonding/bond_ipv6.c
index 6dd64cf..a131d6f 100644
--- a/drivers/net/bonding/bond_ipv6.c
+++ b/drivers/net/bonding/bond_ipv6.c
@@ -69,6 +69,13 @@ static void bond_na_send(struct net_device *slave_dev,
 	};
 	struct sk_buff *skb;
 
+	/* The Ethernet header is built in ndisc_send_skb(), not
+	 * ndisc_build_skb(), so we cannot insert a VLAN tag.  Only an
+	 * out-of-line tag inserted by the hardware will work.
+	 */
+	if (vlan_id && !(slave_dev->features & NETIF_F_HW_VLAN_TX))
+		return;
+
 	icmp6h.icmp6_router = router;
 	icmp6h.icmp6_solicited = 0;
 	icmp6h.icmp6_override = 1;
@@ -87,7 +94,7 @@ static void bond_na_send(struct net_device *slave_dev,
 	}
 
 	if (vlan_id) {
-		skb = vlan_put_tag(skb, vlan_id);
+		skb = __vlan_hwaccel_put_tag(skb, vlan_id);
 		if (!skb) {
 			pr_err("failed to insert VLAN tag\n");
 			return;
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 56c9e69..d82c361 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -5185,7 +5185,8 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
 		/* APME bit in EEPROM is mapped to WUC.APME */
 		eeprom_data = er32(WUC);
 		eeprom_apme_mask = E1000_WUC_APME;
-		if (eeprom_data & E1000_WUC_PHY_WAKE)
+		if ((hw->mac.type > e1000_ich10lan) &&
+		    (eeprom_data & E1000_WUC_PHY_WAKE))
 			adapter->flags2 |= FLAG2_HAS_PHY_WAKEUP;
 	} else if (adapter->flags & FLAG_APME_IN_CTRL3) {
 		if (adapter->flags & FLAG_APME_CHECK_PORT_B &&
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 156dfcb..f76f4f5 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -2250,9 +2250,16 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
 	int rx_buf_len;
 
 	/* Decide whether to use packet split mode or not */
+	/* On by default */
+	adapter->flags |= IXGBE_FLAG_RX_PS_ENABLED;
+
 	/* Do not use packet split if we're in SR-IOV Mode */
-	if (!adapter->num_vfs)
-		adapter->flags |= IXGBE_FLAG_RX_PS_ENABLED;
+	if (adapter->num_vfs)
+		adapter->flags &= ~IXGBE_FLAG_RX_PS_ENABLED;
+
+	/* Disable packet split due to 82599 erratum #45 */
+	if (hw->mac.type == ixgbe_mac_82599EB)
+		adapter->flags &= ~IXGBE_FLAG_RX_PS_ENABLED;
 
 	/* Set the RX buffer length according to the mode */
 	if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) {
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index 0fa0598..81cd399 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -23,6 +23,7 @@
 #include <linux/tcp.h>
 #include <linux/init.h>
 #include <linux/dma-mapping.h>
+#include <linux/pci-aspm.h>
 
 #include <asm/system.h>
 #include <asm/io.h>
@@ -3024,6 +3025,11 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	mii->reg_num_mask = 0x1f;
 	mii->supports_gmii = !!(cfg->features & RTL_FEATURE_GMII);
 
+	/* disable ASPM completely as that cause random device stop working
+	 * problems as well as full system hangs for some PCIe devices users */
+	pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 |
+				     PCIE_LINK_STATE_CLKPM);
+
 	/* enable device (incl. PCI PM wakeup and hotplug setup) */
 	rc = pci_enable_device(pdev);
 	if (rc < 0) {
@@ -3706,7 +3712,8 @@ static void rtl_hw_start_8168(struct net_device *dev)
 	RTL_W16(IntrMitigate, 0x5151);
 
 	/* Work around for RxFIFO overflow. */
-	if (tp->mac_version == RTL_GIGA_MAC_VER_11) {
+	if (tp->mac_version == RTL_GIGA_MAC_VER_11 ||
+	    tp->mac_version == RTL_GIGA_MAC_VER_22) {
 		tp->intr_event |= RxFIFOOver | PCSTimeout;
 		tp->intr_event &= ~RxOverflow;
 	}
@@ -4596,7 +4603,8 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
 
 		/* Work around for rx fifo overflow */
 		if (unlikely(status & RxFIFOOver) &&
-		(tp->mac_version == RTL_GIGA_MAC_VER_11)) {
+		    (tp->mac_version == RTL_GIGA_MAC_VER_11 ||
+		     tp->mac_version == RTL_GIGA_MAC_VER_22)) {
 			netif_stop_queue(dev);
 			rtl8169_tx_timeout(dev);
 			break;
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index 83c7ea4..7f36731 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -172,8 +172,8 @@ void ath_descdma_cleanup(struct ath_softc *sc, struct ath_descdma *dd,
 
 /* returns delimiter padding required given the packet length */
 #define ATH_AGGR_GET_NDELIM(_len)					\
-	(((((_len) + ATH_AGGR_DELIM_SZ) < ATH_AGGR_MINPLEN) ?           \
-	  (ATH_AGGR_MINPLEN - (_len) - ATH_AGGR_DELIM_SZ) : 0) >> 2)
+       (((_len) >= ATH_AGGR_MINPLEN) ? 0 :                             \
+        DIV_ROUND_UP(ATH_AGGR_MINPLEN - (_len), ATH_AGGR_DELIM_SZ))
 
 #define BAW_WITHIN(_start, _bawsz, _seqno) \
 	((((_seqno) - (_start)) & 4095) < (_bawsz))
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 1774a59..28d3d51 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -850,6 +850,8 @@ int ath9k_hw_init(struct ath_hw *ah)
 	ath9k_hw_init_defaults(ah);
 	ath9k_hw_init_config(ah);
 
+	ath9k_hw_read_revisions(ah);
+
 	if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON)) {
 		ath_print(common, ATH_DBG_FATAL,
 			  "Couldn't reset chip\n");
@@ -1770,8 +1772,6 @@ static bool ath9k_hw_set_reset_power_on(struct ath_hw *ah)
 		return false;
 	}
 
-	ath9k_hw_read_revisions(ah);
-
 	return ath9k_hw_set_reset(ah, ATH9K_RESET_WARM);
 }
 
diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c
index f33e18e..e436aca 100644
--- a/drivers/net/wireless/hostap/hostap_cs.c
+++ b/drivers/net/wireless/hostap/hostap_cs.c
@@ -638,11 +638,10 @@ static int prism2_config(struct pcmcia_device *link)
 	link->dev_node = &hw_priv->node;
 
 	/*
-	 * Make sure the IRQ handler cannot proceed until at least
-	 * dev->base_addr is initialized.
+	 * We enable IRQ here, but IRQ handler will not proceed
+	 * until dev->base_addr is set below. This protect us from
+	 * receive interrupts when driver is not initialized.
 	 */
-	spin_lock_irqsave(&local->irq_init_lock, flags);
-
 	/*
 	 * Allocate an interrupt line.  Note that this does not assign a
 	 * handler to the interrupt, unless the 'Handler' member of the
@@ -653,7 +652,7 @@ static int prism2_config(struct pcmcia_device *link)
 		link->irq.Handler = prism2_interrupt;
 		ret = pcmcia_request_irq(link, &link->irq);
 		if (ret)
-			goto failed_unlock;
+			goto failed;
 	}
 
 	/*
@@ -663,11 +662,11 @@ static int prism2_config(struct pcmcia_device *link)
 	 */
 	ret = pcmcia_request_configuration(link, &link->conf);
 	if (ret)
-		goto failed_unlock;
+		goto failed;
 
+	spin_lock_irqsave(&local->irq_init_lock, flags);
 	dev->irq = link->irq.AssignedIRQ;
 	dev->base_addr = link->io.BasePort1;
-
 	spin_unlock_irqrestore(&local->irq_init_lock, flags);
 
 	/* Finally, report what we've done */
@@ -698,8 +697,6 @@ static int prism2_config(struct pcmcia_device *link)
 	}
 	return ret;
 
- failed_unlock:
-	 spin_unlock_irqrestore(&local->irq_init_lock, flags);
  failed:
 	kfree(hw_priv);
 	prism2_release((u_long)link);
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 07a9a02..e1968a1 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -1231,6 +1231,9 @@ static void iwl_irq_tasklet_legacy(struct iwl_priv *priv)
 	/* only Re-enable if diabled by irq */
 	if (test_bit(STATUS_INT_ENABLED, &priv->status))
 		iwl_enable_interrupts(priv);
+	/* Re-enable RF_KILL if it occurred */
+	else if (handled & CSR_INT_BIT_RF_KILL)
+		iwl_enable_rfkill_int(priv);
 
 #ifdef CONFIG_IWLWIFI_DEBUG
 	if (iwl_get_debug_level(priv) & (IWL_DL_ISR)) {
@@ -1446,6 +1449,9 @@ static void iwl_irq_tasklet(struct iwl_priv *priv)
 	/* only Re-enable if diabled by irq */
 	if (test_bit(STATUS_INT_ENABLED, &priv->status))
 		iwl_enable_interrupts(priv);
+	/* Re-enable RF_KILL if it occurred */
+	else if (handled & CSR_INT_BIT_RF_KILL)
+		iwl_enable_rfkill_int(priv);
 }
 
 
@@ -2761,9 +2767,10 @@ static void iwl_mac_stop(struct ieee80211_hw *hw)
 
 	flush_workqueue(priv->workqueue);
 
-	/* enable interrupts again in order to receive rfkill changes */
+	/* User space software may expect getting rfkill changes
+	 * even if interface is down */
 	iwl_write32(priv, CSR_INT, 0xFFFFFFFF);
-	iwl_enable_interrupts(priv);
+	iwl_enable_rfkill_int(priv);
 
 	IWL_DEBUG_MAC80211(priv, "leave\n");
 }
@@ -3667,14 +3674,14 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	 * 8. Enable interrupts and read RFKILL state
 	 *********************************************/
 
-	/* enable interrupts if needed: hw bug w/a */
+	/* enable rfkill interrupt: hw bug w/a */
 	pci_read_config_word(priv->pci_dev, PCI_COMMAND, &pci_cmd);
 	if (pci_cmd & PCI_COMMAND_INTX_DISABLE) {
 		pci_cmd &= ~PCI_COMMAND_INTX_DISABLE;
 		pci_write_config_word(priv->pci_dev, PCI_COMMAND, pci_cmd);
 	}
 
-	iwl_enable_interrupts(priv);
+	iwl_enable_rfkill_int(priv);
 
 	/* If platform's RF_KILL switch is NOT set to KILL */
 	if (iwl_read32(priv, CSR_GP_CNTRL) & CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW)
diff --git a/drivers/net/wireless/iwlwifi/iwl-helpers.h b/drivers/net/wireless/iwlwifi/iwl-helpers.h
index 51a67fb..7fff002 100644
--- a/drivers/net/wireless/iwlwifi/iwl-helpers.h
+++ b/drivers/net/wireless/iwlwifi/iwl-helpers.h
@@ -160,6 +160,12 @@ static inline void iwl_disable_interrupts(struct iwl_priv *priv)
 	IWL_DEBUG_ISR(priv, "Disabled interrupts\n");
 }
 
+static inline void iwl_enable_rfkill_int(struct iwl_priv *priv)
+{
+	IWL_DEBUG_ISR(priv, "Enabling rfkill interrupt\n");
+	iwl_write32(priv, CSR_INT_MASK, CSR_INT_BIT_RF_KILL);
+}
+
 static inline void iwl_enable_interrupts(struct iwl_priv *priv)
 {
 	IWL_DEBUG_ISR(priv, "Enabling interrupts\n");
diff --git a/drivers/net/wireless/p54/p54pci.c b/drivers/net/wireless/p54/p54pci.c
index e1e3972..5735b6b 100644
--- a/drivers/net/wireless/p54/p54pci.c
+++ b/drivers/net/wireless/p54/p54pci.c
@@ -199,6 +199,7 @@ static void p54p_check_rx_ring(struct ieee80211_hw *dev, u32 *index,
 	while (i != idx) {
 		u16 len;
 		struct sk_buff *skb;
+		dma_addr_t dma_addr;
 		desc = &ring[i];
 		len = le16_to_cpu(desc->len);
 		skb = rx_buf[i];
@@ -216,17 +217,20 @@ static void p54p_check_rx_ring(struct ieee80211_hw *dev, u32 *index,
 
 			len = priv->common.rx_mtu;
 		}
+		dma_addr = le32_to_cpu(desc->host_addr);
+		pci_dma_sync_single_for_cpu(priv->pdev, dma_addr,
+			priv->common.rx_mtu + 32, PCI_DMA_FROMDEVICE);
 		skb_put(skb, len);
 
 		if (p54_rx(dev, skb)) {
-			pci_unmap_single(priv->pdev,
-					 le32_to_cpu(desc->host_addr),
-					 priv->common.rx_mtu + 32,
-					 PCI_DMA_FROMDEVICE);
+			pci_unmap_single(priv->pdev, dma_addr,
+				priv->common.rx_mtu + 32, PCI_DMA_FROMDEVICE);
 			rx_buf[i] = NULL;
-			desc->host_addr = 0;
+			desc->host_addr = cpu_to_le32(0);
 		} else {
 			skb_trim(skb, 0);
+			pci_dma_sync_single_for_device(priv->pdev, dma_addr,
+				priv->common.rx_mtu + 32, PCI_DMA_FROMDEVICE);
 			desc->len = cpu_to_le16(priv->common.rx_mtu + 32);
 		}
 
diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c
index 906fd6c..9a57d14 100644
--- a/drivers/net/wireless/p54/p54usb.c
+++ b/drivers/net/wireless/p54/p54usb.c
@@ -97,6 +97,7 @@ static struct usb_device_id p54u_table[] __devinitdata = {
 	{USB_DEVICE(0x1413, 0x5400)},   /* Telsey 802.11g USB2.0 Adapter */
 	{USB_DEVICE(0x1435, 0x0427)},	/* Inventel UR054G */
 	{USB_DEVICE(0x1668, 0x1050)},	/* Actiontec 802UIG-1 */
+	{USB_DEVICE(0x1740, 0x1000)},	/* Senao NUB-350 */
 	{USB_DEVICE(0x2001, 0x3704)},	/* DLink DWL-G122 rev A2 */
 	{USB_DEVICE(0x2001, 0x3705)},	/* D-Link DWL-G120 rev C1 */
 	{USB_DEVICE(0x413c, 0x5513)},	/* Dell WLA3310 USB Wireless Adapter */
diff --git a/drivers/net/wireless/p54/txrx.c b/drivers/net/wireless/p54/txrx.c
index 7398c98..db89d65 100644
--- a/drivers/net/wireless/p54/txrx.c
+++ b/drivers/net/wireless/p54/txrx.c
@@ -617,7 +617,7 @@ static void p54_tx_80211_header(struct p54_common *priv, struct sk_buff *skb,
 	else
 		*burst_possible = false;
 
-	if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ)
+	if (!(info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ))
 		*flags |= P54_HDR_FLAG_DATA_OUT_SEQNR;
 
 	if (info->flags & IEEE80211_TX_CTL_PSPOLL_RESPONSE)
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index bb58d79..cecca1c 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -2399,6 +2399,7 @@ static struct usb_device_id rt73usb_device_table[] = {
 	{ USB_DEVICE(0x04bb, 0x093d), USB_DEVICE_DATA(&rt73usb_ops) },
 	{ USB_DEVICE(0x148f, 0x2573), USB_DEVICE_DATA(&rt73usb_ops) },
 	{ USB_DEVICE(0x148f, 0x2671), USB_DEVICE_DATA(&rt73usb_ops) },
+	{ USB_DEVICE(0x0812, 0x3101), USB_DEVICE_DATA(&rt73usb_ops) },
 	/* Qcom */
 	{ USB_DEVICE(0x18e8, 0x6196), USB_DEVICE_DATA(&rt73usb_ops) },
 	{ USB_DEVICE(0x18e8, 0x6229), USB_DEVICE_DATA(&rt73usb_ops) },
diff --git a/drivers/pci/pci-stub.c b/drivers/pci/pci-stub.c
index f7b68ca..4ae494b 100644
--- a/drivers/pci/pci-stub.c
+++ b/drivers/pci/pci-stub.c
@@ -54,6 +54,9 @@ static int __init pci_stub_init(void)
 			subdevice = PCI_ANY_ID, class=0, class_mask=0;
 		int fields;
 
+		if (!strlen(id))
+			continue;
+
 		fields = sscanf(id, "%x:%x:%x:%x:%x:%x",
 				&vendor, &device, &subvendor, &subdevice,
 				&class, &class_mask);
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index f5cd68c..4d49aea 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -971,7 +971,12 @@ static ssize_t reset_store(struct device *dev,
 
 	if (val != 1)
 		return -EINVAL;
-	return pci_reset_function(pdev);
+
+	result = pci_reset_function(pdev);
+	if (result < 0)
+		return result;
+
+	return count;
 }
 
 static struct device_attribute reset_attr = __ATTR(reset, 0200, NULL, reset_store);
@@ -995,7 +1000,7 @@ static int pci_create_capabilities_sysfs(struct pci_dev *dev)
 		attr->write = write_vpd_attr;
 		retval = sysfs_create_bin_file(&dev->dev.kobj, attr);
 		if (retval) {
-			kfree(dev->vpd->attr);
+			kfree(attr);
 			return retval;
 		}
 		dev->vpd->attr = attr;
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index ccc2683..46aca60 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -519,6 +519,17 @@ static void __devinit quirk_piix4_acpi(struct pci_dev *dev)
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,	PCI_DEVICE_ID_INTEL_82371AB_3,	quirk_piix4_acpi);
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,	PCI_DEVICE_ID_INTEL_82443MX_3,	quirk_piix4_acpi);
 
+#define ICH_PMBASE	0x40
+#define ICH_ACPI_CNTL	0x44
+#define  ICH4_ACPI_EN	0x10
+#define  ICH6_ACPI_EN	0x80
+#define ICH4_GPIOBASE	0x58
+#define ICH4_GPIO_CNTL	0x5c
+#define  ICH4_GPIO_EN	0x10
+#define ICH6_GPIOBASE	0x48
+#define ICH6_GPIO_CNTL	0x4c
+#define  ICH6_GPIO_EN	0x10
+
 /*
  * ICH4, ICH4-M, ICH5, ICH5-M ACPI: Three IO regions pointed to by longwords at
  *	0x40 (128 bytes of ACPI, GPIO & TCO registers)
@@ -527,12 +538,33 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,	PCI_DEVICE_ID_INTEL_82443MX_3,	qui
 static void __devinit quirk_ich4_lpc_acpi(struct pci_dev *dev)
 {
 	u32 region;
+	u8 enable;
 
-	pci_read_config_dword(dev, 0x40, &region);
-	quirk_io_region(dev, region, 128, PCI_BRIDGE_RESOURCES, "ICH4 ACPI/GPIO/TCO");
+	/*
+	 * The check for PCIBIOS_MIN_IO is to ensure we won't create a conflict
+	 * with low legacy (and fixed) ports. We don't know the decoding
+	 * priority and can't tell whether the legacy device or the one created
+	 * here is really at that address.  This happens on boards with broken
+	 * BIOSes.
+	*/
+
+	pci_read_config_byte(dev, ICH_ACPI_CNTL, &enable);
+	if (enable & ICH4_ACPI_EN) {
+		pci_read_config_dword(dev, ICH_PMBASE, &region);
+		region &= PCI_BASE_ADDRESS_IO_MASK;
+		if (region >= PCIBIOS_MIN_IO)
+			quirk_io_region(dev, region, 128, PCI_BRIDGE_RESOURCES,
+					"ICH4 ACPI/GPIO/TCO");
+	}
 
-	pci_read_config_dword(dev, 0x58, &region);
-	quirk_io_region(dev, region, 64, PCI_BRIDGE_RESOURCES+1, "ICH4 GPIO");
+	pci_read_config_byte(dev, ICH4_GPIO_CNTL, &enable);
+	if (enable & ICH4_GPIO_EN) {
+		pci_read_config_dword(dev, ICH4_GPIOBASE, &region);
+		region &= PCI_BASE_ADDRESS_IO_MASK;
+		if (region >= PCIBIOS_MIN_IO)
+			quirk_io_region(dev, region, 64,
+					PCI_BRIDGE_RESOURCES + 1, "ICH4 GPIO");
+	}
 }
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,    PCI_DEVICE_ID_INTEL_82801AA_0,		quirk_ich4_lpc_acpi);
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,    PCI_DEVICE_ID_INTEL_82801AB_0,		quirk_ich4_lpc_acpi);
@@ -548,12 +580,25 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,    PCI_DEVICE_ID_INTEL_ESB_1,		qui
 static void __devinit ich6_lpc_acpi_gpio(struct pci_dev *dev)
 {
 	u32 region;
+	u8 enable;
 
-	pci_read_config_dword(dev, 0x40, &region);
-	quirk_io_region(dev, region, 128, PCI_BRIDGE_RESOURCES, "ICH6 ACPI/GPIO/TCO");
+	pci_read_config_byte(dev, ICH_ACPI_CNTL, &enable);
+	if (enable & ICH6_ACPI_EN) {
+		pci_read_config_dword(dev, ICH_PMBASE, &region);
+		region &= PCI_BASE_ADDRESS_IO_MASK;
+		if (region >= PCIBIOS_MIN_IO)
+			quirk_io_region(dev, region, 128, PCI_BRIDGE_RESOURCES,
+					"ICH6 ACPI/GPIO/TCO");
+	}
 
-	pci_read_config_dword(dev, 0x48, &region);
-	quirk_io_region(dev, region, 64, PCI_BRIDGE_RESOURCES+1, "ICH6 GPIO");
+	pci_read_config_byte(dev, ICH6_GPIO_CNTL, &enable);
+	if (enable & ICH4_GPIO_EN) {
+		pci_read_config_dword(dev, ICH6_GPIOBASE, &region);
+		region &= PCI_BASE_ADDRESS_IO_MASK;
+		if (region >= PCIBIOS_MIN_IO)
+			quirk_io_region(dev, region, 64,
+					PCI_BRIDGE_RESOURCES + 1, "ICH6 GPIO");
+	}
 }
 
 static void __devinit ich6_lpc_generic_decode(struct pci_dev *dev, unsigned reg, const char *name, int dynsize)
@@ -2529,58 +2574,6 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x4375,
 
 #endif /* CONFIG_PCI_MSI */
 
-#ifdef CONFIG_PCI_IOV
-
-/*
- * For Intel 82576 SR-IOV NIC, if BIOS doesn't allocate resources for the
- * SR-IOV BARs, zero the Flash BAR and program the SR-IOV BARs to use the
- * old Flash Memory Space.
- */
-static void __devinit quirk_i82576_sriov(struct pci_dev *dev)
-{
-	int pos, flags;
-	u32 bar, start, size;
-
-	if (PAGE_SIZE > 0x10000)
-		return;
-
-	flags = pci_resource_flags(dev, 0);
-	if ((flags & PCI_BASE_ADDRESS_SPACE) !=
-			PCI_BASE_ADDRESS_SPACE_MEMORY ||
-	    (flags & PCI_BASE_ADDRESS_MEM_TYPE_MASK) !=
-			PCI_BASE_ADDRESS_MEM_TYPE_32)
-		return;
-
-	pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_SRIOV);
-	if (!pos)
-		return;
-
-	pci_read_config_dword(dev, pos + PCI_SRIOV_BAR, &bar);
-	if (bar & PCI_BASE_ADDRESS_MEM_MASK)
-		return;
-
-	start = pci_resource_start(dev, 1);
-	size = pci_resource_len(dev, 1);
-	if (!start || size != 0x400000 || start & (size - 1))
-		return;
-
-	pci_resource_flags(dev, 1) = 0;
-	pci_write_config_dword(dev, PCI_BASE_ADDRESS_1, 0);
-	pci_write_config_dword(dev, pos + PCI_SRIOV_BAR, start);
-	pci_write_config_dword(dev, pos + PCI_SRIOV_BAR + 12, start + size / 2);
-
-	dev_info(&dev->dev, "use Flash Memory Space for SR-IOV BARs\n");
-}
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x10c9, quirk_i82576_sriov);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x10e6, quirk_i82576_sriov);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x10e7, quirk_i82576_sriov);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x10e8, quirk_i82576_sriov);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x150a, quirk_i82576_sriov);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x150d, quirk_i82576_sriov);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x1518, quirk_i82576_sriov);
-
-#endif	/* CONFIG_PCI_IOV */
-
 /*
  * This is a quirk for the Ricoh MMC controller found as a part of
  * some mulifunction chips.
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 1ea6c43..7b32e9c 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -91,7 +91,7 @@ struct acer_quirks {
  */
 #define AMW0_GUID1		"67C3371D-95A3-4C37-BB61-DD47B491DAAB"
 #define AMW0_GUID2		"431F16ED-0C2B-444C-B267-27DEB140CF9C"
-#define WMID_GUID1		"6AF4F258-B401-42fd-BE91-3D4AC2D7C0D3"
+#define WMID_GUID1		"6AF4F258-B401-42FD-BE91-3D4AC2D7C0D3"
 #define WMID_GUID2		"95764E09-FB56-4e83-B31A-37761F60994A"
 
 MODULE_ALIAS("wmi:67C3371D-95A3-4C37-BB61-DD47B491DAAB");
@@ -1066,7 +1066,7 @@ static ssize_t set_bool_threeg(struct device *dev,
 			return -EINVAL;
 	return count;
 }
-static DEVICE_ATTR(threeg, S_IWUGO | S_IRUGO | S_IWUSR, show_bool_threeg,
+static DEVICE_ATTR(threeg, S_IRUGO | S_IWUSR, show_bool_threeg,
 	set_bool_threeg);
 
 static ssize_t show_interface(struct device *dev, struct device_attribute *attr,
diff --git a/drivers/platform/x86/asus_acpi.c b/drivers/platform/x86/asus_acpi.c
index 92fd30c..9727b8e 100644
--- a/drivers/platform/x86/asus_acpi.c
+++ b/drivers/platform/x86/asus_acpi.c
@@ -1079,14 +1079,8 @@ static int asus_hotk_add_fs(struct acpi_device *device)
 	struct proc_dir_entry *proc;
 	mode_t mode;
 
-	/*
-	 * If parameter uid or gid is not changed, keep the default setting for
-	 * our proc entries (-rw-rw-rw-) else, it means we care about security,
-	 * and then set to -rw-rw----
-	 */
-
 	if ((asus_uid == 0) && (asus_gid == 0)) {
-		mode = S_IFREG | S_IRUGO | S_IWUGO;
+		mode = S_IFREG | S_IRUGO | S_IWUSR | S_IWGRP;
 	} else {
 		mode = S_IFREG | S_IRUSR | S_IRGRP | S_IWUSR | S_IWGRP;
 		printk(KERN_WARNING "  asus_uid and asus_gid parameters are "
diff --git a/drivers/platform/x86/tc1100-wmi.c b/drivers/platform/x86/tc1100-wmi.c
index 1fe0f1f..865ef78 100644
--- a/drivers/platform/x86/tc1100-wmi.c
+++ b/drivers/platform/x86/tc1100-wmi.c
@@ -162,7 +162,7 @@ set_bool_##value(struct device *dev, struct device_attribute *attr, \
 			return -EINVAL; \
 	return count; \
 } \
-static DEVICE_ATTR(value, S_IWUGO | S_IRUGO | S_IWUSR, \
+static DEVICE_ATTR(value, S_IRUGO | S_IWUSR, \
 	show_bool_##value, set_bool_##value);
 
 show_set_bool(wireless, TC1100_INSTANCE_WIRELESS);
diff --git a/drivers/power/ds2760_battery.c b/drivers/power/ds2760_battery.c
index 3bf8d1f..4e13ebd 100644
--- a/drivers/power/ds2760_battery.c
+++ b/drivers/power/ds2760_battery.c
@@ -212,7 +212,7 @@ static int ds2760_battery_read_status(struct ds2760_device_info *di)
 	if (di->rem_capacity > 100)
 		di->rem_capacity = 100;
 
-	if (di->current_uA >= 100L)
+	if (di->current_uA < -100L)
 		di->life_sec = -((di->accum_current_uAh - di->empty_uAh) * 36L)
 					/ (di->current_uA / 100L);
 	else
diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c
index aa13875..af5fd61 100644
--- a/drivers/rtc/rtc-cmos.c
+++ b/drivers/rtc/rtc-cmos.c
@@ -36,6 +36,7 @@
 #include <linux/platform_device.h>
 #include <linux/mod_devicetable.h>
 #include <linux/log2.h>
+#include <linux/pm.h>
 
 /* this is for "generic access to PC-style RTC" using CMOS_READ/CMOS_WRITE */
 #include <asm-generic/rtc.h>
@@ -851,7 +852,7 @@ static void __exit cmos_do_remove(struct device *dev)
 
 #ifdef	CONFIG_PM
 
-static int cmos_suspend(struct device *dev, pm_message_t mesg)
+static int cmos_suspend(struct device *dev)
 {
 	struct cmos_rtc	*cmos = dev_get_drvdata(dev);
 	unsigned char	tmp;
@@ -899,7 +900,7 @@ static int cmos_suspend(struct device *dev, pm_message_t mesg)
  */
 static inline int cmos_poweroff(struct device *dev)
 {
-	return cmos_suspend(dev, PMSG_HIBERNATE);
+	return cmos_suspend(dev);
 }
 
 static int cmos_resume(struct device *dev)
@@ -946,9 +947,9 @@ static int cmos_resume(struct device *dev)
 	return 0;
 }
 
+static SIMPLE_DEV_PM_OPS(cmos_pm_ops, cmos_suspend, cmos_resume);
+
 #else
-#define	cmos_suspend	NULL
-#define	cmos_resume	NULL
 
 static inline int cmos_poweroff(struct device *dev)
 {
@@ -1084,7 +1085,7 @@ static void __exit cmos_pnp_remove(struct pnp_dev *pnp)
 
 static int cmos_pnp_suspend(struct pnp_dev *pnp, pm_message_t mesg)
 {
-	return cmos_suspend(&pnp->dev, mesg);
+	return cmos_suspend(&pnp->dev);
 }
 
 static int cmos_pnp_resume(struct pnp_dev *pnp)
@@ -1164,8 +1165,9 @@ static struct platform_driver cmos_platform_driver = {
 	.shutdown	= cmos_platform_shutdown,
 	.driver = {
 		.name		= (char *) driver_name,
-		.suspend	= cmos_suspend,
-		.resume		= cmos_resume,
+#ifdef CONFIG_PM
+		.pm		= &cmos_pm_ops,
+#endif
 	}
 };
 
diff --git a/drivers/s390/char/keyboard.c b/drivers/s390/char/keyboard.c
index cb6bffe..84d08f9 100644
--- a/drivers/s390/char/keyboard.c
+++ b/drivers/s390/char/keyboard.c
@@ -463,7 +463,8 @@ kbd_ioctl(struct kbd_data *kbd, struct file *file,
 	  unsigned int cmd, unsigned long arg)
 {
 	void __user *argp;
-	int ct, perm;
+	unsigned int ct;
+	int perm;
 
 	argp = (void __user *)arg;
 
diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c
index 53849f2..e808468 100644
--- a/drivers/scsi/libsas/sas_scsi_host.c
+++ b/drivers/scsi/libsas/sas_scsi_host.c
@@ -649,6 +649,7 @@ void sas_scsi_recover_host(struct Scsi_Host *shost)
 
 	spin_lock_irqsave(shost->host_lock, flags);
 	list_splice_init(&shost->eh_cmd_q, &eh_work_q);
+	shost->host_eh_scheduled = 0;
 	spin_unlock_irqrestore(shost->host_lock, flags);
 
 	SAS_DPRINTK("Enter %s\n", __func__);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c
index 88e6eeb..d6f3ccf 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.c
@@ -2026,9 +2026,9 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc,  int sleep_flag)
 		/* adjust hba_queue_depth, reply_free_queue_depth,
 		 * and queue_size
 		 */
-		ioc->hba_queue_depth -= queue_diff;
-		ioc->reply_free_queue_depth -= queue_diff;
-		queue_size -= queue_diff;
+		ioc->hba_queue_depth -= (queue_diff / 2);
+		ioc->reply_free_queue_depth -= (queue_diff / 2);
+		queue_size = facts->MaxReplyDescriptorPostQueueDepth;
 	}
 	ioc->reply_post_queue_depth = queue_size;
 
@@ -3693,6 +3693,8 @@ mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc)
 static void
 _base_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase)
 {
+	mpt2sas_scsih_reset_handler(ioc, reset_phase);
+	mpt2sas_ctl_reset_handler(ioc, reset_phase);
 	switch (reset_phase) {
 	case MPT2_IOC_PRE_RESET:
 		dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: "
@@ -3723,8 +3725,6 @@ _base_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase)
 		    "MPT2_IOC_DONE_RESET\n", ioc->name, __func__));
 		break;
 	}
-	mpt2sas_scsih_reset_handler(ioc, reset_phase);
-	mpt2sas_ctl_reset_handler(ioc, reset_phase);
 }
 
 /**
@@ -3778,6 +3778,7 @@ mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
 {
 	int r;
 	unsigned long flags;
+	u8 pe_complete = ioc->wait_for_port_enable_to_complete;
 
 	dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: enter\n", ioc->name,
 	    __func__));
@@ -3802,6 +3803,14 @@ mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
 	if (r)
 		goto out;
 	_base_reset_handler(ioc, MPT2_IOC_AFTER_RESET);
+
+	/* If this hard reset is called while port enable is active, then
+	 * there is no reason to call make_ioc_operational
+	 */
+	if (pe_complete) {
+		r = -EFAULT;
+		goto out;
+	}
 	r = _base_make_ioc_operational(ioc, sleep_flag);
 	if (!r)
 		_base_reset_handler(ioc, MPT2_IOC_DONE_RESET);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.c b/drivers/scsi/mpt2sas/mpt2sas_ctl.c
index fa9bf83..3742ac9 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_ctl.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.c
@@ -636,6 +636,13 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc,
 	data_out_sz = karg.data_out_size;
 	data_in_sz = karg.data_in_size;
 
+	/* Check for overflow and wraparound */
+	if (karg.data_sge_offset * 4 > ioc->request_sz ||
+	    karg.data_sge_offset > (UINT_MAX / 4)) {
+		ret = -EINVAL;
+		goto out;
+	}
+
 	/* copy in request message frame from user */
 	if (copy_from_user(mpi_request, mf, karg.data_sge_offset*4)) {
 		printk(KERN_ERR "failure at %s:%d/%s()!\n", __FILE__, __LINE__,
@@ -1877,7 +1884,7 @@ _ctl_diag_read_buffer(void __user *arg, enum block_state state)
 	Mpi2DiagBufferPostReply_t *mpi_reply;
 	int rc, i;
 	u8 buffer_type;
-	unsigned long timeleft;
+	unsigned long timeleft, request_size, copy_size;
 	u16 smid;
 	u16 ioc_status;
 	u8 issue_reset = 0;
@@ -1913,6 +1920,8 @@ _ctl_diag_read_buffer(void __user *arg, enum block_state state)
 		return -ENOMEM;
 	}
 
+	request_size = ioc->diag_buffer_sz[buffer_type];
+
 	if ((karg.starting_offset % 4) || (karg.bytes_to_read % 4)) {
 		printk(MPT2SAS_ERR_FMT "%s: either the starting_offset "
 		    "or bytes_to_read are not 4 byte aligned\n", ioc->name,
@@ -1920,13 +1929,23 @@ _ctl_diag_read_buffer(void __user *arg, enum block_state state)
 		return -EINVAL;
 	}
 
+	if (karg.starting_offset > request_size)
+		return -EINVAL;
+
 	diag_data = (void *)(request_data + karg.starting_offset);
 	dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: diag_buffer(%p), "
 	    "offset(%d), sz(%d)\n", ioc->name, __func__,
 	    diag_data, karg.starting_offset, karg.bytes_to_read));
 
+	/* Truncate data on requests that are too large */
+	if ((diag_data + karg.bytes_to_read < diag_data) ||
+	    (diag_data + karg.bytes_to_read > request_data + request_size))
+		copy_size = request_size - karg.starting_offset;
+	else
+		copy_size = karg.bytes_to_read;
+
 	if (copy_to_user((void __user *)uarg->diagnostic_data,
-	    diag_data, karg.bytes_to_read)) {
+	    diag_data, copy_size)) {
 		printk(MPT2SAS_ERR_FMT "%s: Unable to write "
 		    "mpt_diag_read_buffer_t data @ %p\n", ioc->name,
 		    __func__, diag_data);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index be171ed..87cf0d2 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -2818,9 +2818,6 @@ _scsih_check_topo_delete_events(struct MPT2SAS_ADAPTER *ioc,
 	u16 handle;
 
 	for (i = 0 ; i < event_data->NumEntries; i++) {
-		if (event_data->PHY[i].PhyStatus &
-		    MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT)
-			continue;
 		handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
 		if (!handle)
 			continue;
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 892f446..18e6c59 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -1109,6 +1109,12 @@ static unsigned int sd_completed_bytes(struct scsi_cmnd *scmd)
 	u64 end_lba = blk_rq_pos(scmd->request) + (scsi_bufflen(scmd) / 512);
 	u64 bad_lba;
 	int info_valid;
+	/*
+	 * resid is optional but mostly filled in.  When it's unused,
+	 * its value is zero, so we assume the whole buffer transferred
+	 */
+	unsigned int transferred = scsi_bufflen(scmd) - scsi_get_resid(scmd);
+	unsigned int good_bytes;
 
 	if (!blk_fs_request(scmd->request))
 		return 0;
@@ -1142,7 +1148,8 @@ static unsigned int sd_completed_bytes(struct scsi_cmnd *scmd)
 	/* This computation should always be done in terms of
 	 * the resolution of the device's medium.
 	 */
-	return (bad_lba - start_lba) * scmd->device->sector_size;
+	good_bytes = (bad_lba - start_lba) * scmd->device->sector_size;
+	return min(good_bytes, transferred);
 }
 
 /**
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 2b1ea3d..c1d79a2 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -256,7 +256,8 @@ static const struct serial8250_config uart_config[] = {
 		.fifo_size	= 128,
 		.tx_loadsz	= 128,
 		.fcr		= UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
-		.flags		= UART_CAP_FIFO | UART_CAP_EFR | UART_CAP_SLEEP,
+		/* UART_CAP_EFR breaks billionon CF bluetooth card. */
+		.flags		= UART_CAP_FIFO | UART_CAP_SLEEP,
 	},
 	[PORT_RSA] = {
 		.name		= "RSA",
diff --git a/drivers/staging/comedi/drivers/jr3_pci.c b/drivers/staging/comedi/drivers/jr3_pci.c
index d330b18..db31dfb 100644
--- a/drivers/staging/comedi/drivers/jr3_pci.c
+++ b/drivers/staging/comedi/drivers/jr3_pci.c
@@ -53,6 +53,7 @@ Devices: [JR3] PCI force sensor board (jr3_pci)
 
 #define PCI_VENDOR_ID_JR3 0x1762
 #define PCI_DEVICE_ID_JR3_1_CHANNEL 0x3111
+#define PCI_DEVICE_ID_JR3_1_CHANNEL_NEW 0x1111
 #define PCI_DEVICE_ID_JR3_2_CHANNEL 0x3112
 #define PCI_DEVICE_ID_JR3_3_CHANNEL 0x3113
 #define PCI_DEVICE_ID_JR3_4_CHANNEL 0x3114
@@ -72,6 +73,8 @@ static DEFINE_PCI_DEVICE_TABLE(jr3_pci_pci_table) = {
 	{
 	PCI_VENDOR_ID_JR3, PCI_DEVICE_ID_JR3_1_CHANNEL,
 		    PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {
+	PCI_VENDOR_ID_JR3, PCI_DEVICE_ID_JR3_1_CHANNEL_NEW,
+		    PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {
 	PCI_VENDOR_ID_JR3, PCI_DEVICE_ID_JR3_2_CHANNEL,
 		    PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {
 	PCI_VENDOR_ID_JR3, PCI_DEVICE_ID_JR3_3_CHANNEL,
@@ -808,6 +811,10 @@ static int jr3_pci_attach(struct comedi_device *dev,
 					devpriv->n_channels = 1;
 				}
 				break;
+			case PCI_DEVICE_ID_JR3_1_CHANNEL_NEW:{
+					devpriv->n_channels = 1;
+				}
+				break;
 			case PCI_DEVICE_ID_JR3_2_CHANNEL:{
 					devpriv->n_channels = 2;
 				}
diff --git a/drivers/staging/comedi/drivers/ni_labpc.c b/drivers/staging/comedi/drivers/ni_labpc.c
index 558e525..3f4fbfe 100644
--- a/drivers/staging/comedi/drivers/ni_labpc.c
+++ b/drivers/staging/comedi/drivers/ni_labpc.c
@@ -572,7 +572,8 @@ int labpc_common_attach(struct comedi_device *dev, unsigned long iobase,
 	/* grab our IRQ */
 	if (irq) {
 		isr_flags = 0;
-		if (thisboard->bustype == pci_bustype)
+		if (thisboard->bustype == pci_bustype
+		    || thisboard->bustype == pcmcia_bustype)
 			isr_flags |= IRQF_SHARED;
 		if (request_irq(irq, labpc_interrupt, isr_flags,
 				driver_labpc.driver_name, dev)) {
diff --git a/drivers/staging/hv/blkvsc_drv.c b/drivers/staging/hv/blkvsc_drv.c
index 8f1fda3..e917a46 100644
--- a/drivers/staging/hv/blkvsc_drv.c
+++ b/drivers/staging/hv/blkvsc_drv.c
@@ -377,6 +377,7 @@ static int blkvsc_probe(struct device *device)
 		blkdev->gd->first_minor = 0;
 	blkdev->gd->fops = &block_ops;
 	blkdev->gd->private_data = blkdev;
+	blkdev->gd->driverfs_dev = &(blkdev->device_ctx->device);
 	sprintf(blkdev->gd->disk_name, "hd%c", 'a' + devnum);
 
 	blkvsc_do_inquiry(blkdev);
diff --git a/drivers/staging/hv/netvsc_drv.c b/drivers/staging/hv/netvsc_drv.c
index 91e413e..d6940f4 100644
--- a/drivers/staging/hv/netvsc_drv.c
+++ b/drivers/staging/hv/netvsc_drv.c
@@ -286,6 +286,7 @@ static void netvsc_linkstatus_callback(struct hv_device *device_obj,
 	if (status == 1) {
 		netif_carrier_on(net);
 		netif_wake_queue(net);
+		netif_notify_peers(net);
 	} else {
 		netif_carrier_off(net);
 		netif_stop_queue(net);
diff --git a/drivers/staging/usbip/vhci.h b/drivers/staging/usbip/vhci.h
index 5e37517..57f7946 100644
--- a/drivers/staging/usbip/vhci.h
+++ b/drivers/staging/usbip/vhci.h
@@ -100,9 +100,6 @@ struct vhci_hcd {
 	 * But, the index of this array begins from 0.
 	 */
 	struct vhci_device vdev[VHCI_NPORTS];
-
-	/* vhci_device which has not been assiged its address yet */
-	int pending_port;
 };
 
 
@@ -119,6 +116,9 @@ void rh_port_disconnect(int rhport);
 void vhci_rx_loop(struct usbip_task *ut);
 void vhci_tx_loop(struct usbip_task *ut);
 
+struct urb *pickup_urb_and_free_priv(struct vhci_device *vdev,
+					    __u32 seqnum);
+
 #define hardware		(&the_controller->pdev.dev)
 
 static inline struct vhci_device *port_to_vdev(__u32 port)
diff --git a/drivers/staging/usbip/vhci_hcd.c b/drivers/staging/usbip/vhci_hcd.c
index 7604519..dfdbd8a 100644
--- a/drivers/staging/usbip/vhci_hcd.c
+++ b/drivers/staging/usbip/vhci_hcd.c
@@ -138,8 +138,6 @@ void rh_port_connect(int rhport, enum usb_device_speed speed)
 	 * the_controller->vdev[rhport].ud.status = VDEV_CONNECT;
 	 * spin_unlock(&the_controller->vdev[rhport].ud.lock); */
 
-	the_controller->pending_port = rhport;
-
 	spin_unlock_irqrestore(&the_controller->lock, flags);
 
 	usb_hcd_poll_rh_status(vhci_to_hcd(the_controller));
@@ -559,6 +557,7 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
 	struct device *dev = &urb->dev->dev;
 	int ret = 0;
 	unsigned long flags;
+	struct vhci_device *vdev;
 
 	usbip_dbg_vhci_hc("enter, usb_hcd %p urb %p mem_flags %d\n",
 		    hcd, urb, mem_flags);
@@ -574,6 +573,18 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
 		return urb->status;
 	}
 
+	vdev = port_to_vdev(urb->dev->portnum-1);
+
+	/* refuse enqueue for dead connection */
+	spin_lock(&vdev->ud.lock);
+	if (vdev->ud.status == VDEV_ST_NULL || vdev->ud.status == VDEV_ST_ERROR) {
+		usbip_uerr("enqueue for inactive port %d\n", vdev->rhport);
+		spin_unlock(&vdev->ud.lock);
+		spin_unlock_irqrestore(&the_controller->lock, flags);
+		return -ENODEV;
+	}
+	spin_unlock(&vdev->ud.lock);
+
 	ret = usb_hcd_link_urb_to_ep(hcd, urb);
 	if (ret)
 		goto no_need_unlink;
@@ -592,8 +603,6 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
 		__u8 type = usb_pipetype(urb->pipe);
 		struct usb_ctrlrequest *ctrlreq =
 				(struct usb_ctrlrequest *) urb->setup_packet;
-		struct vhci_device *vdev =
-				port_to_vdev(the_controller->pending_port);
 
 		if (type != PIPE_CONTROL || !ctrlreq) {
 			dev_err(dev, "invalid request to devnum 0\n");
@@ -607,7 +616,9 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
 			dev_info(dev, "SetAddress Request (%d) to port %d\n",
 				 ctrlreq->wValue, vdev->rhport);
 
-			vdev->udev = urb->dev;
+			if (vdev->udev)
+				usb_put_dev(vdev->udev);
+			vdev->udev = usb_get_dev(urb->dev);
 
 			spin_lock(&vdev->ud.lock);
 			vdev->ud.status = VDEV_ST_USED;
@@ -627,8 +638,9 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
 						"Get_Descriptor to device 0 "
 						"(get max pipe size)\n");
 
-			/* FIXME: reference count? (usb_get_dev()) */
-			vdev->udev = urb->dev;
+			if (vdev->udev)
+				usb_put_dev(vdev->udev);
+			vdev->udev = usb_get_dev(urb->dev);
 			goto out;
 
 		default:
@@ -799,27 +811,12 @@ static int vhci_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)
 		spin_unlock_irqrestore(&vdev->priv_lock, flags2);
 	}
 
-
-	if (!vdev->ud.tcp_socket) {
-		/* tcp connection is closed */
-		usbip_uinfo("vhci_hcd: vhci_urb_dequeue() gives back urb %p\n",
-									urb);
-
-		usb_hcd_unlink_urb_from_ep(hcd, urb);
-
-		spin_unlock_irqrestore(&the_controller->lock, flags);
-		usb_hcd_giveback_urb(vhci_to_hcd(the_controller), urb,
-								urb->status);
-		spin_lock_irqsave(&the_controller->lock, flags);
-	}
-
 	spin_unlock_irqrestore(&the_controller->lock, flags);
 
 	usbip_dbg_vhci_hc("leave\n");
 	return 0;
 }
 
-
 static void vhci_device_unlink_cleanup(struct vhci_device *vdev)
 {
 	struct vhci_unlink *unlink, *tmp;
@@ -827,11 +824,34 @@ static void vhci_device_unlink_cleanup(struct vhci_device *vdev)
 	spin_lock(&vdev->priv_lock);
 
 	list_for_each_entry_safe(unlink, tmp, &vdev->unlink_tx, list) {
+		usbip_uinfo("unlink cleanup tx %lu\n", unlink->unlink_seqnum);
 		list_del(&unlink->list);
 		kfree(unlink);
 	}
 
 	list_for_each_entry_safe(unlink, tmp, &vdev->unlink_rx, list) {
+		struct urb *urb;
+
+		/* give back URB of unanswered unlink request */
+		usbip_uinfo("unlink cleanup rx %lu\n", unlink->unlink_seqnum);
+
+		urb = pickup_urb_and_free_priv(vdev, unlink->unlink_seqnum);
+		if (!urb) {
+			usbip_uinfo("the urb (seqnum %lu) was already given back\n",
+							unlink->unlink_seqnum);
+			list_del(&unlink->list);
+			kfree(unlink);
+			continue;
+		}
+
+		urb->status = -ENODEV;
+
+		spin_lock(&the_controller->lock);
+		usb_hcd_unlink_urb_from_ep(vhci_to_hcd(the_controller), urb);
+		spin_unlock(&the_controller->lock);
+
+		usb_hcd_giveback_urb(vhci_to_hcd(the_controller), urb, urb->status);
+
 		list_del(&unlink->list);
 		kfree(unlink);
 	}
@@ -901,6 +921,10 @@ static void vhci_device_reset(struct usbip_device *ud)
 	vdev->speed  = 0;
 	vdev->devid  = 0;
 
+	if (vdev->udev)
+		usb_put_dev(vdev->udev);
+	vdev->udev = NULL;
+
 	ud->tcp_socket = NULL;
 
 	ud->status = VDEV_ST_NULL;
@@ -1111,7 +1135,7 @@ static int vhci_hcd_probe(struct platform_device *pdev)
 		usbip_uerr("create hcd failed\n");
 		return -ENOMEM;
 	}
-
+	hcd->has_tt = 1;
 
 	/* this is private data for vhci_hcd */
 	the_controller = hcd_to_vhci(hcd);
diff --git a/drivers/staging/usbip/vhci_rx.c b/drivers/staging/usbip/vhci_rx.c
index 8147d72..bdbedd2 100644
--- a/drivers/staging/usbip/vhci_rx.c
+++ b/drivers/staging/usbip/vhci_rx.c
@@ -23,16 +23,14 @@
 #include "vhci.h"
 
 
-/* get URB from transmitted urb queue */
-static struct urb *pickup_urb_and_free_priv(struct vhci_device *vdev,
+/* get URB from transmitted urb queue. caller must hold vdev->priv_lock */
+struct urb *pickup_urb_and_free_priv(struct vhci_device *vdev,
 					    __u32 seqnum)
 {
 	struct vhci_priv *priv, *tmp;
 	struct urb *urb = NULL;
 	int status;
 
-	spin_lock(&vdev->priv_lock);
-
 	list_for_each_entry_safe(priv, tmp, &vdev->priv_rx, list) {
 		if (priv->seqnum == seqnum) {
 			urb = priv->urb;
@@ -63,8 +61,6 @@ static struct urb *pickup_urb_and_free_priv(struct vhci_device *vdev,
 		}
 	}
 
-	spin_unlock(&vdev->priv_lock);
-
 	return urb;
 }
 
@@ -74,9 +70,11 @@ static void vhci_recv_ret_submit(struct vhci_device *vdev,
 	struct usbip_device *ud = &vdev->ud;
 	struct urb *urb;
 
+	spin_lock(&vdev->priv_lock);
 
 	urb = pickup_urb_and_free_priv(vdev, pdu->base.seqnum);
 
+	spin_unlock(&vdev->priv_lock);
 
 	if (!urb) {
 		usbip_uerr("cannot find a urb of seqnum %u\n",
@@ -161,7 +159,12 @@ static void vhci_recv_ret_unlink(struct vhci_device *vdev,
 		return;
 	}
 
+	spin_lock(&vdev->priv_lock);
+
 	urb = pickup_urb_and_free_priv(vdev, unlink->unlink_seqnum);
+
+	spin_unlock(&vdev->priv_lock);
+
 	if (!urb) {
 		/*
 		 * I get the result of a unlink request. But, it seems that I
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index f1accc8..657b434 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -297,6 +297,8 @@ static void acm_ctrl_irq(struct urb *urb)
 	if (!ACM_READY(acm))
 		goto exit;
 
+	usb_mark_last_busy(acm->dev);
+
 	data = (unsigned char *)(dr + 1);
 	switch (dr->bNotificationType) {
 	case USB_CDC_NOTIFY_NETWORK_CONNECTION:
@@ -336,7 +338,6 @@ static void acm_ctrl_irq(struct urb *urb)
 		break;
 	}
 exit:
-	usb_mark_last_busy(acm->dev);
 	retval = usb_submit_urb(urb, GFP_ATOMIC);
 	if (retval)
 		dev_err(&urb->dev->dev, "%s - usb_submit_urb failed with "
@@ -533,6 +534,8 @@ static void acm_softint(struct work_struct *work)
 	if (!ACM_READY(acm))
 		return;
 	tty = tty_port_tty_get(&acm->port);
+	if (!tty)
+		return;
 	tty_wakeup(tty);
 	tty_kref_put(tty);
 }
@@ -652,8 +655,10 @@ static void acm_port_down(struct acm *acm, int drain)
 		usb_kill_urb(acm->ctrlurb);
 		for (i = 0; i < ACM_NW; i++)
 			usb_kill_urb(acm->wb[i].urb);
+		tasklet_disable(&acm->urb_task);
 		for (i = 0; i < nr; i++)
 			usb_kill_urb(acm->ru[i].urb);
+		tasklet_enable(&acm->urb_task);
 		acm->control->needs_remote_wakeup = 0;
 		usb_autopm_put_interface(acm->control);
 	}
@@ -1613,6 +1618,7 @@ static const struct usb_device_id acm_ids[] = {
 	{ NOKIA_PCSUITE_ACM_INFO(0x0154), }, /* Nokia 5800 XpressMusic */
 	{ NOKIA_PCSUITE_ACM_INFO(0x04ce), }, /* Nokia E90 */
 	{ NOKIA_PCSUITE_ACM_INFO(0x01d4), }, /* Nokia E55 */
+	{ NOKIA_PCSUITE_ACM_INFO(0x0302), }, /* Nokia N8 */
 	{ SAMSUNG_PCSUITE_ACM_INFO(0x6651), }, /* Samsung GTi8510 (INNOV8) */
 
 	/* NOTE: non-Nokia COMM/ACM/0xff is likely MSFT RNDIS... NOT a modem! */
diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c
index 1528653..93e1ce9 100644
--- a/drivers/usb/core/hcd-pci.c
+++ b/drivers/usb/core/hcd-pci.c
@@ -317,8 +317,10 @@ void usb_hcd_pci_shutdown(struct pci_dev *dev)
 	if (!hcd)
 		return;
 
-	if (hcd->driver->shutdown)
+	if (hcd->driver->shutdown) {
 		hcd->driver->shutdown(hcd);
+		pci_disable_device(dev);
+	}
 }
 EXPORT_SYMBOL_GPL(usb_hcd_pci_shutdown);
 
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 5b63c45..e5363de 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -677,6 +677,8 @@ static void hub_init_func3(struct work_struct *ws);
 static void hub_activate(struct usb_hub *hub, enum hub_activation_type type)
 {
 	struct usb_device *hdev = hub->hdev;
+	struct usb_hcd *hcd;
+	int ret;
 	int port1;
 	int status;
 	bool need_debounce_delay = false;
@@ -715,6 +717,25 @@ static void hub_activate(struct usb_hub *hub, enum hub_activation_type type)
 			usb_autopm_get_interface_no_resume(
 					to_usb_interface(hub->intfdev));
 			return;		/* Continues at init2: below */
+		} else if (type == HUB_RESET_RESUME) {
+			/* The internal host controller state for the hub device
+			 * may be gone after a host power loss on system resume.
+			 * Update the device's info so the HW knows it's a hub.
+			 */
+			hcd = bus_to_hcd(hdev->bus);
+			if (hcd->driver->update_hub_device) {
+				ret = hcd->driver->update_hub_device(hcd, hdev,
+						&hub->tt, GFP_NOIO);
+				if (ret < 0) {
+					dev_err(hub->intfdev, "Host not "
+							"accepting hub info "
+							"update.\n");
+					dev_err(hub->intfdev, "LS/FS devices "
+							"and hubs may not work "
+							"under this hub\n.");
+				}
+			}
+			hub_power_on(hub, true);
 		} else {
 			hub_power_on(hub, true);
 		}
@@ -2710,6 +2731,11 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
 		udev->ttport = hdev->ttport;
 	} else if (udev->speed != USB_SPEED_HIGH
 			&& hdev->speed == USB_SPEED_HIGH) {
+		if (!hub->tt.hub) {
+			dev_err(&udev->dev, "parent hub has no TT\n");
+			retval = -EINVAL;
+			goto fail;
+		}
 		udev->tt = &hub->tt;
 		udev->ttport = port1;
 	}
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index df5dda7..99f2d61 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -45,6 +45,10 @@ static const struct usb_device_id usb_quirk_list[] = {
 	{ USB_DEVICE(0x04b4, 0x0526), .driver_info =
 			USB_QUIRK_CONFIG_INTF_STRINGS },
 
+	/* Samsung Android phone modem - ID conflict with SPH-I500 */
+	{ USB_DEVICE(0x04e8, 0x6601), .driver_info =
+			USB_QUIRK_CONFIG_INTF_STRINGS },
+
 	/* Roland SC-8820 */
 	{ USB_DEVICE(0x0582, 0x0007), .driver_info = USB_QUIRK_RESET_RESUME },
 
@@ -65,6 +69,10 @@ static const struct usb_device_id usb_quirk_list[] = {
 	/* M-Systems Flash Disk Pioneers */
 	{ USB_DEVICE(0x08ec, 0x1000), .driver_info = USB_QUIRK_RESET_RESUME },
 
+	/* Keytouch QWERTY Panel keyboard */
+	{ USB_DEVICE(0x0926, 0x3333), .driver_info =
+			USB_QUIRK_CONFIG_INTF_STRINGS },
+
 	/* X-Rite/Gretag-Macbeth Eye-One Pro display colorimeter */
 	{ USB_DEVICE(0x0971, 0x2000), .driver_info = USB_QUIRK_NO_SET_INTF },
 
diff --git a/drivers/usb/gadget/dummy_hcd.c b/drivers/usb/gadget/dummy_hcd.c
index 5e09664..7adb671 100644
--- a/drivers/usb/gadget/dummy_hcd.c
+++ b/drivers/usb/gadget/dummy_hcd.c
@@ -1886,6 +1886,7 @@ static int dummy_hcd_probe(struct platform_device *pdev)
 	if (!hcd)
 		return -ENOMEM;
 	the_controller = hcd_to_dummy (hcd);
+	hcd->has_tt = 1;
 
 	retval = usb_add_hcd(hcd, 0, 0);
 	if (retval != 0) {
diff --git a/drivers/usb/gadget/printer.c b/drivers/usb/gadget/printer.c
index 6b8bf8c..31fdfef 100644
--- a/drivers/usb/gadget/printer.c
+++ b/drivers/usb/gadget/printer.c
@@ -130,31 +130,31 @@ static struct printer_dev usb_printer_gadget;
  * parameters are in UTF-8 (superset of ASCII's 7 bit characters).
  */
 
-static ushort __initdata idVendor;
+static ushort idVendor;
 module_param(idVendor, ushort, S_IRUGO);
 MODULE_PARM_DESC(idVendor, "USB Vendor ID");
 
-static ushort __initdata idProduct;
+static ushort idProduct;
 module_param(idProduct, ushort, S_IRUGO);
 MODULE_PARM_DESC(idProduct, "USB Product ID");
 
-static ushort __initdata bcdDevice;
+static ushort bcdDevice;
 module_param(bcdDevice, ushort, S_IRUGO);
 MODULE_PARM_DESC(bcdDevice, "USB Device version (BCD)");
 
-static char *__initdata iManufacturer;
+static char *iManufacturer;
 module_param(iManufacturer, charp, S_IRUGO);
 MODULE_PARM_DESC(iManufacturer, "USB Manufacturer string");
 
-static char *__initdata iProduct;
+static char *iProduct;
 module_param(iProduct, charp, S_IRUGO);
 MODULE_PARM_DESC(iProduct, "USB Product string");
 
-static char *__initdata iSerialNum;
+static char *iSerialNum;
 module_param(iSerialNum, charp, S_IRUGO);
 MODULE_PARM_DESC(iSerialNum, "1");
 
-static char *__initdata iPNPstring;
+static char *iPNPstring;
 module_param(iPNPstring, charp, S_IRUGO);
 MODULE_PARM_DESC(iPNPstring, "MFG:linux;MDL:g_printer;CLS:PRINTER;SN:1;");
 
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index d2dd6e1..5a32023 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -103,6 +103,9 @@ MODULE_PARM_DESC (ignore_oc, "ignore bogus hardware overcurrent indications");
 
 #define	INTR_MASK (STS_IAA | STS_FATAL | STS_PCD | STS_ERR | STS_INT)
 
+/* for ASPM quirk of ISOC on AMD SB800 */
+static struct pci_dev *amd_nb_dev;
+
 /*-------------------------------------------------------------------------*/
 
 #include "ehci.h"
@@ -502,6 +505,11 @@ static void ehci_stop (struct usb_hcd *hcd)
 	spin_unlock_irq (&ehci->lock);
 	ehci_mem_cleanup (ehci);
 
+	if (amd_nb_dev) {
+		pci_dev_put(amd_nb_dev);
+		amd_nb_dev = NULL;
+	}
+
 #ifdef	EHCI_STATS
 	ehci_dbg (ehci, "irq normal %ld err %ld reclaim %ld (lost %ld)\n",
 		ehci->stats.normal, ehci->stats.error, ehci->stats.reclaim,
@@ -537,6 +545,8 @@ static int ehci_init(struct usb_hcd *hcd)
 	ehci->iaa_watchdog.function = ehci_iaa_watchdog;
 	ehci->iaa_watchdog.data = (unsigned long) ehci;
 
+	hcc_params = ehci_readl(ehci, &ehci->caps->hcc_params);
+
 	/*
 	 * hw default: 1K periodic list heads, one per frame.
 	 * periodic_size can shrink by USBCMD update if hcc_params allows.
@@ -544,11 +554,20 @@ static int ehci_init(struct usb_hcd *hcd)
 	ehci->periodic_size = DEFAULT_I_TDPS;
 	INIT_LIST_HEAD(&ehci->cached_itd_list);
 	INIT_LIST_HEAD(&ehci->cached_sitd_list);
+
+	if (HCC_PGM_FRAMELISTLEN(hcc_params)) {
+		/* periodic schedule size can be smaller than default */
+		switch (EHCI_TUNE_FLS) {
+		case 0: ehci->periodic_size = 1024; break;
+		case 1: ehci->periodic_size = 512; break;
+		case 2: ehci->periodic_size = 256; break;
+		default:	BUG();
+		}
+	}
 	if ((retval = ehci_mem_init(ehci, GFP_KERNEL)) < 0)
 		return retval;
 
 	/* controllers may cache some of the periodic schedule ... */
-	hcc_params = ehci_readl(ehci, &ehci->caps->hcc_params);
 	if (HCC_ISOC_CACHE(hcc_params))		// full frame cache
 		ehci->i_thresh = 2 + 8;
 	else					// N microframes cached
@@ -597,12 +616,6 @@ static int ehci_init(struct usb_hcd *hcd)
 		/* periodic schedule size can be smaller than default */
 		temp &= ~(3 << 2);
 		temp |= (EHCI_TUNE_FLS << 2);
-		switch (EHCI_TUNE_FLS) {
-		case 0: ehci->periodic_size = 1024; break;
-		case 1: ehci->periodic_size = 512; break;
-		case 2: ehci->periodic_size = 256; break;
-		default:	BUG();
-		}
 	}
 	ehci->command = temp;
 
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index e4ad275..de0dbd5 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -41,6 +41,42 @@ static int ehci_pci_reinit(struct ehci_hcd *ehci, struct pci_dev *pdev)
 	return 0;
 }
 
+static int ehci_quirk_amd_hudson(struct ehci_hcd *ehci)
+{
+	struct pci_dev *amd_smbus_dev;
+	u8 rev = 0;
+
+	amd_smbus_dev = pci_get_device(PCI_VENDOR_ID_ATI, 0x4385, NULL);
+	if (amd_smbus_dev) {
+		pci_read_config_byte(amd_smbus_dev, PCI_REVISION_ID, &rev);
+		if (rev < 0x40) {
+			pci_dev_put(amd_smbus_dev);
+			amd_smbus_dev = NULL;
+			return 0;
+		}
+	} else {
+		amd_smbus_dev = pci_get_device(PCI_VENDOR_ID_AMD, 0x780b, NULL);
+		if (!amd_smbus_dev)
+			return 0;
+		pci_read_config_byte(amd_smbus_dev, PCI_REVISION_ID, &rev);
+		if (rev < 0x11 || rev > 0x18) {
+			pci_dev_put(amd_smbus_dev);
+			amd_smbus_dev = NULL;
+			return 0;
+		}
+	}
+
+	if (!amd_nb_dev)
+		amd_nb_dev = pci_get_device(PCI_VENDOR_ID_AMD, 0x1510, NULL);
+
+	ehci_info(ehci, "QUIRK: Enable exception for AMD Hudson ASPM\n");
+
+	pci_dev_put(amd_smbus_dev);
+	amd_smbus_dev = NULL;
+
+	return 1;
+}
+
 /* called during probe() after chip reset completes */
 static int ehci_pci_setup(struct usb_hcd *hcd)
 {
@@ -99,6 +135,9 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
 	/* cache this readonly data; minimize chip reads */
 	ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
 
+	if (ehci_quirk_amd_hudson(ehci))
+		ehci->amd_l1_fix = 1;
+
 	retval = ehci_halt(ehci);
 	if (retval)
 		return retval;
diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c
index 8952177..d1d4bb1 100644
--- a/drivers/usb/host/ehci-q.c
+++ b/drivers/usb/host/ehci-q.c
@@ -315,7 +315,6 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
 	int			stopped;
 	unsigned		count = 0;
 	u8			state;
-	const __le32		halt = HALT_BIT(ehci);
 	struct ehci_qh_hw	*hw = qh->hw;
 
 	if (unlikely (list_empty (&qh->qtd_list)))
@@ -422,7 +421,6 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
 					&& !(qtd->hw_alt_next
 						& EHCI_LIST_END(ehci))) {
 				stopped = 1;
-				goto halt;
 			}
 
 		/* stop scanning when we reach qtds the hc is using */
@@ -456,16 +454,6 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
 				 */
 				ehci_clear_tt_buffer(ehci, qh, urb, token);
 			}
-
-			/* force halt for unlinked or blocked qh, so we'll
-			 * patch the qh later and so that completions can't
-			 * activate it while we "know" it's stopped.
-			 */
-			if ((halt & hw->hw_token) == 0) {
-halt:
-				hw->hw_token |= halt;
-				wmb ();
-			}
 		}
 
 		/* unless we already know the urb's status, collect qtd status
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index 93f58e5..a530856 100644
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -1586,6 +1586,63 @@ itd_link (struct ehci_hcd *ehci, unsigned frame, struct ehci_itd *itd)
 	*hw_p = cpu_to_hc32(ehci, itd->itd_dma | Q_TYPE_ITD);
 }
 
+#define AB_REG_BAR_LOW 0xe0
+#define AB_REG_BAR_HIGH 0xe1
+#define AB_INDX(addr) ((addr) + 0x00)
+#define AB_DATA(addr) ((addr) + 0x04)
+#define NB_PCIE_INDX_ADDR 0xe0
+#define NB_PCIE_INDX_DATA 0xe4
+#define NB_PIF0_PWRDOWN_0 0x01100012
+#define NB_PIF0_PWRDOWN_1 0x01100013
+
+static void ehci_quirk_amd_L1(struct ehci_hcd *ehci, int disable)
+{
+	u32 addr, addr_low, addr_high, val;
+
+	outb_p(AB_REG_BAR_LOW, 0xcd6);
+	addr_low = inb_p(0xcd7);
+	outb_p(AB_REG_BAR_HIGH, 0xcd6);
+	addr_high = inb_p(0xcd7);
+	addr = addr_high << 8 | addr_low;
+	outl_p(0x30, AB_INDX(addr));
+	outl_p(0x40, AB_DATA(addr));
+	outl_p(0x34, AB_INDX(addr));
+	val = inl_p(AB_DATA(addr));
+
+	if (disable) {
+		val &= ~0x8;
+		val |= (1 << 4) | (1 << 9);
+	} else {
+		val |= 0x8;
+		val &= ~((1 << 4) | (1 << 9));
+	}
+	outl_p(val, AB_DATA(addr));
+
+	if (amd_nb_dev) {
+		addr = NB_PIF0_PWRDOWN_0;
+		pci_write_config_dword(amd_nb_dev, NB_PCIE_INDX_ADDR, addr);
+		pci_read_config_dword(amd_nb_dev, NB_PCIE_INDX_DATA, &val);
+		if (disable)
+			val &= ~(0x3f << 7);
+		else
+			val |= 0x3f << 7;
+
+		pci_write_config_dword(amd_nb_dev, NB_PCIE_INDX_DATA, val);
+
+		addr = NB_PIF0_PWRDOWN_1;
+		pci_write_config_dword(amd_nb_dev, NB_PCIE_INDX_ADDR, addr);
+		pci_read_config_dword(amd_nb_dev, NB_PCIE_INDX_DATA, &val);
+		if (disable)
+			val &= ~(0x3f << 7);
+		else
+			val |= 0x3f << 7;
+
+		pci_write_config_dword(amd_nb_dev, NB_PCIE_INDX_DATA, val);
+	}
+
+	return;
+}
+
 /* fit urb's itds into the selected schedule slot; activate as needed */
 static int
 itd_link_urb (
@@ -1613,6 +1670,12 @@ itd_link_urb (
 			next_uframe >> 3, next_uframe & 0x7);
 		stream->start = jiffies;
 	}
+
+	if (ehci_to_hcd(ehci)->self.bandwidth_isoc_reqs == 0) {
+		if (ehci->amd_l1_fix == 1)
+			ehci_quirk_amd_L1(ehci, 1);
+	}
+
 	ehci_to_hcd(ehci)->self.bandwidth_isoc_reqs++;
 
 	/* fill iTDs uframe by uframe */
@@ -1739,6 +1802,11 @@ itd_complete (
 	(void) disable_periodic(ehci);
 	ehci_to_hcd(ehci)->self.bandwidth_isoc_reqs--;
 
+	if (ehci_to_hcd(ehci)->self.bandwidth_isoc_reqs == 0) {
+		if (ehci->amd_l1_fix == 1)
+			ehci_quirk_amd_L1(ehci, 0);
+	}
+
 	if (unlikely(list_is_singular(&stream->td_list))) {
 		ehci_to_hcd(ehci)->self.bandwidth_allocated
 				-= stream->bandwidth;
@@ -2026,6 +2094,12 @@ sitd_link_urb (
 			stream->interval, hc32_to_cpu(ehci, stream->splits));
 		stream->start = jiffies;
 	}
+
+	if (ehci_to_hcd(ehci)->self.bandwidth_isoc_reqs == 0) {
+		if (ehci->amd_l1_fix == 1)
+			ehci_quirk_amd_L1(ehci, 1);
+	}
+
 	ehci_to_hcd(ehci)->self.bandwidth_isoc_reqs++;
 
 	/* fill sITDs frame by frame */
@@ -2128,6 +2202,11 @@ sitd_complete (
 	(void) disable_periodic(ehci);
 	ehci_to_hcd(ehci)->self.bandwidth_isoc_reqs--;
 
+	if (ehci_to_hcd(ehci)->self.bandwidth_isoc_reqs == 0) {
+		if (ehci->amd_l1_fix == 1)
+			ehci_quirk_amd_L1(ehci, 0);
+	}
+
 	if (list_is_singular(&stream->td_list)) {
 		ehci_to_hcd(ehci)->self.bandwidth_allocated
 				-= stream->bandwidth;
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index 3c7cf87..20b5e16 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -130,6 +130,7 @@ struct ehci_hcd {			/* one per controller */
 	unsigned		has_amcc_usb23:1;
 	unsigned		need_io_watchdog:1;
 	unsigned		broken_periodic:1;
+	unsigned		amd_l1_fix:1;
 	unsigned		fs_i_thresh:1;	/* Intel iso scheduling */
 
 	/* required for usb32 quirk */
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index afe59be..d6b6a1f 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -398,7 +398,14 @@ ohci_shutdown (struct usb_hcd *hcd)
 
 	ohci = hcd_to_ohci (hcd);
 	ohci_writel (ohci, OHCI_INTR_MIE, &ohci->regs->intrdisable);
-	ohci_usb_reset (ohci);
+	ohci->hc_control = ohci_readl(ohci, &ohci->regs->control);
+
+	/* If the SHUTDOWN quirk is set, don't put the controller in RESET */
+	ohci->hc_control &= (ohci->flags & OHCI_QUIRK_SHUTDOWN ?
+			OHCI_CTRL_RWC | OHCI_CTRL_HCFS :
+			OHCI_CTRL_RWC);
+	ohci_writel(ohci, ohci->hc_control, &ohci->regs->control);
+
 	/* flush the writes */
 	(void) ohci_readl (ohci, &ohci->regs->control);
 }
diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c
index b8a1148..67f83e5 100644
--- a/drivers/usb/host/ohci-pci.c
+++ b/drivers/usb/host/ohci-pci.c
@@ -201,6 +201,28 @@ static int ohci_quirk_amd700(struct usb_hcd *hcd)
 	return 0;
 }
 
+/* nVidia controllers continue to drive Reset signalling on the bus
+ * even after system shutdown, wasting power.  This flag tells the
+ * shutdown routine to leave the controller OPERATIONAL instead of RESET.
+ */
+static int ohci_quirk_nvidia_shutdown(struct usb_hcd *hcd)
+{
+	struct pci_dev *pdev = to_pci_dev(hcd->self.controller);
+	struct ohci_hcd	*ohci = hcd_to_ohci(hcd);
+
+	/* Evidently nVidia fixed their later hardware; this is a guess at
+	 * the changeover point.
+	 */
+#define PCI_DEVICE_ID_NVIDIA_NFORCE_MCP51_USB		0x026d
+
+	if (pdev->device < PCI_DEVICE_ID_NVIDIA_NFORCE_MCP51_USB) {
+		ohci->flags |= OHCI_QUIRK_SHUTDOWN;
+		ohci_dbg(ohci, "enabled nVidia shutdown quirk\n");
+	}
+
+	return 0;
+}
+
 /*
  * The hardware normally enables the A-link power management feature, which
  * lets the system lower the power consumption in idle states.
@@ -332,6 +354,10 @@ static const struct pci_device_id ohci_pci_quirks[] = {
 		PCI_DEVICE(PCI_VENDOR_ID_ATI, 0x4399),
 		.driver_data = (unsigned long)ohci_quirk_amd700,
 	},
+	{
+		PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID),
+		.driver_data = (unsigned long) ohci_quirk_nvidia_shutdown,
+	},
 
 	/* FIXME for some of the early AMD 760 southbridges, OHCI
 	 * won't work at all.  blacklist them.
diff --git a/drivers/usb/host/ohci.h b/drivers/usb/host/ohci.h
index 5bf15fe..51facb9 100644
--- a/drivers/usb/host/ohci.h
+++ b/drivers/usb/host/ohci.h
@@ -403,6 +403,7 @@ struct ohci_hcd {
 #define	OHCI_QUIRK_HUB_POWER	0x100			/* distrust firmware power/oc setup */
 #define	OHCI_QUIRK_AMD_ISO	0x200			/* ISO transfers*/
 #define	OHCI_QUIRK_AMD_PREFETCH	0x400			/* pre-fetch for ISO transfer */
+#define	OHCI_QUIRK_SHUTDOWN	0x800			/* nVidia power bug */
 	// there are also chip quirks/bugs in init logic
 
 	struct work_struct	nec_work;	/* Worker for NEC quirk */
diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
index 83b5f9c..464ed97 100644
--- a/drivers/usb/host/pci-quirks.c
+++ b/drivers/usb/host/pci-quirks.c
@@ -169,6 +169,7 @@ static int __devinit mmio_resource_enabled(struct pci_dev *pdev, int idx)
 static void __devinit quirk_usb_handoff_ohci(struct pci_dev *pdev)
 {
 	void __iomem *base;
+	u32 control;
 
 	if (!mmio_resource_enabled(pdev, 0))
 		return;
@@ -177,10 +178,14 @@ static void __devinit quirk_usb_handoff_ohci(struct pci_dev *pdev)
 	if (base == NULL)
 		return;
 
+	control = readl(base + OHCI_CONTROL);
+
 /* On PA-RISC, PDC can leave IR set incorrectly; ignore it there. */
-#ifndef __hppa__
-{
-	u32 control = readl(base + OHCI_CONTROL);
+#ifdef __hppa__
+#define	OHCI_CTRL_MASK		(OHCI_CTRL_RWC | OHCI_CTRL_IR)
+#else
+#define	OHCI_CTRL_MASK		OHCI_CTRL_RWC
+
 	if (control & OHCI_CTRL_IR) {
 		int wait_time = 500; /* arbitrary; 5 seconds */
 		writel(OHCI_INTR_OC, base + OHCI_INTRENABLE);
@@ -194,13 +199,12 @@ static void __devinit quirk_usb_handoff_ohci(struct pci_dev *pdev)
 			dev_warn(&pdev->dev, "OHCI: BIOS handoff failed"
 					" (BIOS bug?) %08x\n",
 					readl(base + OHCI_CONTROL));
-
-		/* reset controller, preserving RWC */
-		writel(control & OHCI_CTRL_RWC, base + OHCI_CONTROL);
 	}
-}
 #endif
 
+	/* reset controller, preserving RWC (and possibly IR) */
+	writel(control & OHCI_CTRL_MASK, base + OHCI_CONTROL);
+
 	/*
 	 * disable interrupts
 	 */
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 632a7b6..3aa5c29 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -392,8 +392,11 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
 	state->new_deq_seg = find_trb_seg(cur_td->start_seg,
 			dev->eps[ep_index].stopped_trb,
 			&state->new_cycle_state);
-	if (!state->new_deq_seg)
-		BUG();
+	if (!state->new_deq_seg) {
+		WARN_ON(1);
+		return;
+	}
+
 	/* Dig out the cycle state saved by the xHC during the stop ep cmd */
 	xhci_dbg(xhci, "Finding endpoint context\n");
 	ep_ctx = xhci_get_ep_ctx(xhci, dev->out_ctx, ep_index);
@@ -404,8 +407,10 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
 	state->new_deq_seg = find_trb_seg(state->new_deq_seg,
 			state->new_deq_ptr,
 			&state->new_cycle_state);
-	if (!state->new_deq_seg)
-		BUG();
+	if (!state->new_deq_seg) {
+		WARN_ON(1);
+		return;
+	}
 
 	trb = &state->new_deq_ptr->generic;
 	if ((trb->field[3] & TRB_TYPE_BITMASK) == TRB_TYPE(TRB_LINK) &&
@@ -413,6 +418,20 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
 		state->new_cycle_state = ~(state->new_cycle_state) & 0x1;
 	next_trb(xhci, ep_ring, &state->new_deq_seg, &state->new_deq_ptr);
 
+	/*
+	 * If there is only one segment in a ring, find_trb_seg()'s while loop
+	 * will not run, and it will return before it has a chance to see if it
+	 * needs to toggle the cycle bit.  It can't tell if the stalled transfer
+	 * ended just before the link TRB on a one-segment ring, or if the TD
+	 * wrapped around the top of the ring, because it doesn't have the TD in
+	 * question.  Look for the one-segment case where stalled TRB's address
+	 * is greater than the new dequeue pointer address.
+	 */
+	if (ep_ring->first_seg == ep_ring->first_seg->next &&
+			state->new_deq_ptr < dev->eps[ep_index].stopped_trb)
+		state->new_cycle_state ^= 0x1;
+	xhci_dbg(xhci, "Cycle state = 0x%x\n", state->new_cycle_state);
+
 	/* Don't update the ring cycle state for the producer (us). */
 	xhci_dbg(xhci, "New dequeue segment = %p (virtual)\n",
 			state->new_deq_seg);
@@ -1705,12 +1724,13 @@ static unsigned int count_sg_trbs_needed(struct xhci_hcd *xhci, struct urb *urb)
 
 		/* Scatter gather list entries may cross 64KB boundaries */
 		running_total = TRB_MAX_BUFF_SIZE -
-			(sg_dma_address(sg) & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
+			(sg_dma_address(sg) & (TRB_MAX_BUFF_SIZE - 1));
+		running_total &= TRB_MAX_BUFF_SIZE - 1;
 		if (running_total != 0)
 			num_trbs++;
 
 		/* How many more 64KB chunks to transfer, how many more TRBs? */
-		while (running_total < sg_dma_len(sg)) {
+		while (running_total < sg_dma_len(sg) && running_total < temp) {
 			num_trbs++;
 			running_total += TRB_MAX_BUFF_SIZE;
 		}
@@ -1735,11 +1755,11 @@ static unsigned int count_sg_trbs_needed(struct xhci_hcd *xhci, struct urb *urb)
 static void check_trb_math(struct urb *urb, int num_trbs, int running_total)
 {
 	if (num_trbs != 0)
-		dev_dbg(&urb->dev->dev, "%s - ep %#x - Miscalculated number of "
+		dev_err(&urb->dev->dev, "%s - ep %#x - Miscalculated number of "
 				"TRBs, %d left\n", __func__,
 				urb->ep->desc.bEndpointAddress, num_trbs);
 	if (running_total != urb->transfer_buffer_length)
-		dev_dbg(&urb->dev->dev, "%s - ep %#x - Miscalculated tx length, "
+		dev_err(&urb->dev->dev, "%s - ep %#x - Miscalculated tx length, "
 				"queued %#x (%d), asked for %#x (%d)\n",
 				__func__,
 				urb->ep->desc.bEndpointAddress,
@@ -1861,8 +1881,7 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
 	sg = urb->sg->sg;
 	addr = (u64) sg_dma_address(sg);
 	this_sg_len = sg_dma_len(sg);
-	trb_buff_len = TRB_MAX_BUFF_SIZE -
-		(addr & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
+	trb_buff_len = TRB_MAX_BUFF_SIZE - (addr & (TRB_MAX_BUFF_SIZE - 1));
 	trb_buff_len = min_t(int, trb_buff_len, this_sg_len);
 	if (trb_buff_len > urb->transfer_buffer_length)
 		trb_buff_len = urb->transfer_buffer_length;
@@ -1898,7 +1917,7 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
 				(unsigned int) (addr + TRB_MAX_BUFF_SIZE) & ~(TRB_MAX_BUFF_SIZE - 1),
 				(unsigned int) addr + trb_buff_len);
 		if (TRB_MAX_BUFF_SIZE -
-				(addr & ((1 << TRB_MAX_BUFF_SHIFT) - 1)) < trb_buff_len) {
+				(addr & (TRB_MAX_BUFF_SIZE - 1)) < trb_buff_len) {
 			xhci_warn(xhci, "WARN: sg dma xfer crosses 64KB boundaries!\n");
 			xhci_dbg(xhci, "Next boundary at %#x, end dma = %#x\n",
 					(unsigned int) (addr + TRB_MAX_BUFF_SIZE) & ~(TRB_MAX_BUFF_SIZE - 1),
@@ -1938,7 +1957,7 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
 		}
 
 		trb_buff_len = TRB_MAX_BUFF_SIZE -
-			(addr & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
+			(addr & (TRB_MAX_BUFF_SIZE - 1));
 		trb_buff_len = min_t(int, trb_buff_len, this_sg_len);
 		if (running_total + trb_buff_len > urb->transfer_buffer_length)
 			trb_buff_len =
@@ -1973,7 +1992,8 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
 	num_trbs = 0;
 	/* How much data is (potentially) left before the 64KB boundary? */
 	running_total = TRB_MAX_BUFF_SIZE -
-		(urb->transfer_dma & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
+		(urb->transfer_dma & (TRB_MAX_BUFF_SIZE - 1));
+	running_total &= TRB_MAX_BUFF_SIZE - 1;
 
 	/* If there's some data on this 64KB chunk, or we have to send a
 	 * zero-length transfer, we need at least one TRB
@@ -2012,8 +2032,8 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
 	/* How much data is in the first TRB? */
 	addr = (u64) urb->transfer_dma;
 	trb_buff_len = TRB_MAX_BUFF_SIZE -
-		(urb->transfer_dma & ((1 << TRB_MAX_BUFF_SHIFT) - 1));
-	if (urb->transfer_buffer_length < trb_buff_len)
+		(urb->transfer_dma & (TRB_MAX_BUFF_SIZE - 1));
+	if (trb_buff_len > urb->transfer_buffer_length)
 		trb_buff_len = urb->transfer_buffer_length;
 
 	first_trb = true;
diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
index 7c84321..f2a4ad5 100644
--- a/drivers/usb/misc/iowarrior.c
+++ b/drivers/usb/misc/iowarrior.c
@@ -373,7 +373,7 @@ static ssize_t iowarrior_write(struct file *file,
 	case USB_DEVICE_ID_CODEMERCS_IOWPV2:
 	case USB_DEVICE_ID_CODEMERCS_IOW40:
 		/* IOW24 and IOW40 use a synchronous call */
-		buf = kmalloc(8, GFP_KERNEL);	/* 8 bytes are enough for both products */
+		buf = kmalloc(count, GFP_KERNEL);
 		if (!buf) {
 			retval = -ENOMEM;
 			goto exit;
diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c
index 4ff2158..9727daa 100644
--- a/drivers/usb/misc/uss720.c
+++ b/drivers/usb/misc/uss720.c
@@ -177,12 +177,11 @@ static struct uss720_async_request *submit_async_request(struct parport_uss720_p
 	spin_lock_irqsave(&priv->asynclock, flags);
 	list_add_tail(&rq->asynclist, &priv->asynclist);
 	spin_unlock_irqrestore(&priv->asynclock, flags);
+	kref_get(&rq->ref_count);
 	ret = usb_submit_urb(rq->urb, mem_flags);
-	if (!ret) {
-		kref_get(&rq->ref_count);
+	if (!ret)
 		return rq;
-	}
-	kref_put(&rq->ref_count, destroy_async);
+	destroy_async(&rq->ref_count);
 	err("submit_async_request submit_urb failed with %d", ret);
 	return NULL;
 }
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 8891241..3cd2567 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -1790,6 +1790,7 @@ allocate_instance(struct device *dev,
 	INIT_LIST_HEAD(&musb->out_bulk);
 
 	hcd->uses_new_polling = 1;
+	hcd->has_tt = 1;
 
 	musb->vbuserr_retry = VBUSERR_RETRY_COUNT;
 	musb->a_wait_bcon = OTG_TIME_A_WAIT_BCON;
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index 8259263..f77a21a 100644
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -326,6 +326,7 @@ static int musb_platform_resume(struct musb *musb)
 
 int musb_platform_exit(struct musb *musb)
 {
+	del_timer_sync(&musb_idle_timer);
 
 	omap_vbus_power(musb, 0 /*off*/, 1);
 
diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
index 7e8e398..a1c9625 100644
--- a/drivers/usb/serial/ch341.c
+++ b/drivers/usb/serial/ch341.c
@@ -75,6 +75,7 @@ static int debug;
 static const struct usb_device_id id_table[] = {
 	{ USB_DEVICE(0x4348, 0x5523) },
 	{ USB_DEVICE(0x1a86, 0x7523) },
+	{ USB_DEVICE(0x1a86, 0x5523) },
 	{ },
 };
 MODULE_DEVICE_TABLE(usb, id_table);
@@ -489,12 +490,22 @@ static void ch341_read_int_callback(struct urb *urb)
 	if (actual_length >= 4) {
 		struct ch341_private *priv = usb_get_serial_port_data(port);
 		unsigned long flags;
+		u8 prev_line_status = priv->line_status;
 
 		spin_lock_irqsave(&priv->lock, flags);
 		priv->line_status = (~(data[2])) & CH341_BITS_MODEM_STAT;
 		if ((data[1] & CH341_MULT_STAT))
 			priv->multi_status_change = 1;
 		spin_unlock_irqrestore(&priv->lock, flags);
+
+		if ((priv->line_status ^ prev_line_status) & CH341_BIT_DCD) {
+			struct tty_struct *tty = tty_port_tty_get(&port->port);
+			if (tty)
+				usb_serial_handle_dcd_change(port, tty,
+					    priv->line_status & CH341_BIT_DCD);
+			tty_kref_put(tty);
+		}
+
 		wake_up_interruptible(&priv->delta_msr_wait);
 	}
 
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index e85e325..b2d428f 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -51,7 +51,6 @@ static void cp210x_break_ctl(struct tty_struct *, int);
 static int cp210x_startup(struct usb_serial *);
 static void cp210x_disconnect(struct usb_serial *);
 static void cp210x_dtr_rts(struct usb_serial_port *p, int on);
-static int cp210x_carrier_raised(struct usb_serial_port *p);
 
 static int debug;
 
@@ -88,7 +87,6 @@ static const struct usb_device_id id_table[] = {
 	{ USB_DEVICE(0x10C4, 0x8115) }, /* Arygon NFC/Mifare Reader */
 	{ USB_DEVICE(0x10C4, 0x813D) }, /* Burnside Telecom Deskmobile */
 	{ USB_DEVICE(0x10C4, 0x813F) }, /* Tams Master Easy Control */
-	{ USB_DEVICE(0x10C4, 0x8149) }, /* West Mountain Radio Computerized Battery Analyzer */
 	{ USB_DEVICE(0x10C4, 0x814A) }, /* West Mountain Radio RIGblaster P&P */
 	{ USB_DEVICE(0x10C4, 0x814B) }, /* West Mountain Radio RIGtalk */
 	{ USB_DEVICE(0x10C4, 0x8156) }, /* B&G H3000 link cable */
@@ -111,7 +109,9 @@ static const struct usb_device_id id_table[] = {
 	{ USB_DEVICE(0x10C4, 0x8341) }, /* Siemens MC35PU GPRS Modem */
 	{ USB_DEVICE(0x10C4, 0x8382) }, /* Cygnal Integrated Products, Inc. */
 	{ USB_DEVICE(0x10C4, 0x83A8) }, /* Amber Wireless AMB2560 */
+	{ USB_DEVICE(0x10C4, 0x83D8) }, /* DekTec DTA Plus VHF/UHF Booster/Attenuator */
 	{ USB_DEVICE(0x10C4, 0x8411) }, /* Kyocera GPS Module */
+	{ USB_DEVICE(0x10C4, 0x8418) }, /* IRZ Automation Teleport SG-10 GSM/GPRS Modem */
 	{ USB_DEVICE(0x10C4, 0x846E) }, /* BEI USB Sensor Interface (VCP) */
 	{ USB_DEVICE(0x10C4, 0x8477) }, /* Balluff RFID */
 	{ USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
@@ -165,8 +165,7 @@ static struct usb_serial_driver cp210x_device = {
 	.tiocmset		= cp210x_tiocmset,
 	.attach			= cp210x_startup,
 	.disconnect		= cp210x_disconnect,
-	.dtr_rts		= cp210x_dtr_rts,
-	.carrier_raised		= cp210x_carrier_raised
+	.dtr_rts		= cp210x_dtr_rts
 };
 
 /* Config request types */
@@ -795,15 +794,6 @@ static int cp210x_tiocmget (struct tty_struct *tty, struct file *file)
 	return result;
 }
 
-static int cp210x_carrier_raised(struct usb_serial_port *p)
-{
-	unsigned int control;
-	cp210x_get_config(p, CP210X_GET_MDMSTS, &control, 1);
-	if (control & CONTROL_DCD)
-		return 1;
-	return 0;
-}
-
 static void cp210x_break_ctl (struct tty_struct *tty, int break_state)
 {
 	struct usb_serial_port *port = tty->driver_data;
diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c
index 3edda3e..1832255 100644
--- a/drivers/usb/serial/digi_acceleport.c
+++ b/drivers/usb/serial/digi_acceleport.c
@@ -455,7 +455,6 @@ static int digi_write_room(struct tty_struct *tty);
 static int digi_chars_in_buffer(struct tty_struct *tty);
 static int digi_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void digi_close(struct usb_serial_port *port);
-static int digi_carrier_raised(struct usb_serial_port *port);
 static void digi_dtr_rts(struct usb_serial_port *port, int on);
 static int digi_startup_device(struct usb_serial *serial);
 static int digi_startup(struct usb_serial *serial);
@@ -511,7 +510,6 @@ static struct usb_serial_driver digi_acceleport_2_device = {
 	.open =				digi_open,
 	.close =			digi_close,
 	.dtr_rts =			digi_dtr_rts,
-	.carrier_raised =		digi_carrier_raised,
 	.write =			digi_write,
 	.write_room =			digi_write_room,
 	.write_bulk_callback = 		digi_write_bulk_callback,
@@ -1338,14 +1336,6 @@ static void digi_dtr_rts(struct usb_serial_port *port, int on)
 	digi_set_modem_signals(port, on * (TIOCM_DTR|TIOCM_RTS), 1);
 }
 
-static int digi_carrier_raised(struct usb_serial_port *port)
-{
-	struct digi_port *priv = usb_get_serial_port_data(port);
-	if (priv->dp_modem_signals & TIOCM_CD)
-		return 1;
-	return 0;
-}
-
 static int digi_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	int ret;
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 93da959..05dcaa0 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -104,6 +104,7 @@ struct ftdi_sio_quirk {
 static int   ftdi_jtag_probe(struct usb_serial *serial);
 static int   ftdi_mtxorb_hack_setup(struct usb_serial *serial);
 static int   ftdi_NDI_device_setup(struct usb_serial *serial);
+static int   ftdi_stmclite_probe(struct usb_serial *serial);
 static void  ftdi_USB_UIRT_setup(struct ftdi_private *priv);
 static void  ftdi_HE_TIRA1_setup(struct ftdi_private *priv);
 
@@ -127,6 +128,10 @@ static struct ftdi_sio_quirk ftdi_HE_TIRA1_quirk = {
 	.port_probe = ftdi_HE_TIRA1_setup,
 };
 
+static struct ftdi_sio_quirk ftdi_stmclite_quirk = {
+	.probe	= ftdi_stmclite_probe,
+};
+
 /*
  * The 8U232AM has the same API as the sio except for:
  * - it can support MUCH higher baudrates; up to:
@@ -620,6 +625,7 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_OCEANIC_PID) },
 	{ USB_DEVICE(TTI_VID, TTI_QL355P_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_RM_CANVIEW_PID) },
+	{ USB_DEVICE(ACTON_VID, ACTON_SPECTRAPRO_PID) },
 	{ USB_DEVICE(CONTEC_VID, CONTEC_COM1USBH_PID) },
 	{ USB_DEVICE(BANDB_VID, BANDB_USOTL4_PID) },
 	{ USB_DEVICE(BANDB_VID, BANDB_USTL4_PID) },
@@ -681,7 +687,17 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) },
-	{ USB_DEVICE(ICOM_ID1_VID, ICOM_ID1_PID) },
+	{ USB_DEVICE(ICOM_VID, ICOM_ID_1_PID) },
+	{ USB_DEVICE(ICOM_VID, ICOM_OPC_U_UC_PID) },
+	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2C1_PID) },
+	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2C2_PID) },
+	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2D_PID) },
+	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2VT_PID) },
+	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2VR_PID) },
+	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVT_PID) },
+	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP4KVR_PID) },
+	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVT_PID) },
+	{ USB_DEVICE(ICOM_VID, ICOM_ID_RP2KVR_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_ACG_HFDUAL_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_YEI_SERVOCENTER31_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_THORLABS_PID) },
@@ -805,6 +821,8 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_DOTEC_PID) },
 	{ USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID),
 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+	{ USB_DEVICE(ST_VID, ST_STMCLT1030_PID),
+		.driver_info = (kernel_ulong_t)&ftdi_stmclite_quirk },
 	{ },					/* Optional parameter entry */
 	{ }					/* Terminating entry */
 };
@@ -1725,6 +1743,25 @@ static int ftdi_jtag_probe(struct usb_serial *serial)
 }
 
 /*
+ * First and second port on STMCLiteadaptors is reserved for JTAG interface
+ * and the forth port for pio
+ */
+static int ftdi_stmclite_probe(struct usb_serial *serial)
+{
+	struct usb_device *udev = serial->dev;
+	struct usb_interface *interface = serial->interface;
+
+	dbg("%s", __func__);
+
+	if (interface == udev->actconfig->interface[2])
+		return 0;
+
+	dev_info(&udev->dev, "Ignoring serial port reserved for JTAG\n");
+
+	return -ENODEV;
+}
+
+/*
  * The Matrix Orbital VK204-25-USB has an invalid IN endpoint.
  * We have to correct it if we want to read from it.
  */
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 315b3b8..73d8c79 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -518,6 +518,12 @@
 #define RATOC_PRODUCT_ID_USB60F	0xb020
 
 /*
+ * Acton Research Corp.
+ */
+#define ACTON_VID		0x0647	/* Vendor ID */
+#define ACTON_SPECTRAPRO_PID	0x0100
+
+/*
  * Contec products (http://www.contec.com)
  * Submitted by Daniel Sangorrin
  */
@@ -576,11 +582,23 @@
 #define OCT_US101_PID		0x0421	/* OCT US101 USB to RS-232 */
 
 /*
- * Icom ID-1 digital transceiver
+ * Definitions for Icom Inc. devices
  */
-
-#define ICOM_ID1_VID            0x0C26
-#define ICOM_ID1_PID            0x0004
+#define ICOM_VID		0x0C26 /* Icom vendor ID */
+/* Note: ID-1 is a communications tranceiver for HAM-radio operators */
+#define ICOM_ID_1_PID		0x0004 /* ID-1 USB to RS-232 */
+/* Note: OPC is an Optional cable to connect an Icom Tranceiver */
+#define ICOM_OPC_U_UC_PID	0x0018 /* OPC-478UC, OPC-1122U cloning cable */
+/* Note: ID-RP* devices are Icom Repeater Devices for HAM-radio */
+#define ICOM_ID_RP2C1_PID	0x0009 /* ID-RP2C Asset 1 to RS-232 */
+#define ICOM_ID_RP2C2_PID	0x000A /* ID-RP2C Asset 2 to RS-232 */
+#define ICOM_ID_RP2D_PID	0x000B /* ID-RP2D configuration port*/
+#define ICOM_ID_RP2VT_PID	0x000C /* ID-RP2V Transmit config port */
+#define ICOM_ID_RP2VR_PID	0x000D /* ID-RP2V Receive config port */
+#define ICOM_ID_RP4KVT_PID	0x0010 /* ID-RP4000V Transmit config port */
+#define ICOM_ID_RP4KVR_PID	0x0011 /* ID-RP4000V Receive config port */
+#define ICOM_ID_RP2KVT_PID	0x0012 /* ID-RP2000V Transmit config port */
+#define ICOM_ID_RP2KVR_PID	0x0013 /* ID-RP2000V Receive config port */
 
 /*
  * GN Otometrics (http://www.otometrics.com)
@@ -1029,6 +1047,12 @@
 #define WHT_PID			0x0004 /* Wireless Handheld Terminal */
 
 /*
+ * STMicroelectonics
+ */
+#define ST_VID			0x0483
+#define ST_STMCLT1030_PID	0x3747 /* ST Micro Connect Lite STMCLT1030 */
+
+/*
  * Papouch products (http://www.papouch.com/)
  * Submitted by Folkert van Heusden
  */
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index f804acb..bad7045 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -584,6 +584,26 @@ int usb_serial_handle_break(struct usb_serial_port *port)
 }
 EXPORT_SYMBOL_GPL(usb_serial_handle_break);
 
+/**
+ *	usb_serial_handle_dcd_change - handle a change of carrier detect state
+ *	@port: usb_serial_port structure for the open port
+ *	@tty: tty_struct structure for the port
+ *	@status: new carrier detect status, nonzero if active
+ */
+void usb_serial_handle_dcd_change(struct usb_serial_port *usb_port,
+				struct tty_struct *tty, unsigned int status)
+{
+	struct tty_port *port = &usb_port->port;
+
+	dbg("%s - port %d, status %d", __func__, usb_port->number, status);
+
+	if (status)
+		wake_up_interruptible(&port->open_wait);
+	else if (tty && !C_CLOCAL(tty))
+		tty_hangup(tty);
+}
+EXPORT_SYMBOL_GPL(usb_serial_handle_dcd_change);
+
 int usb_serial_generic_resume(struct usb_serial *serial)
 {
 	struct usb_serial_port *port;
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index 3ef8df0..ac3f4c3 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -2894,8 +2894,8 @@ static void load_application_firmware(struct edgeport_serial *edge_serial)
 
 	dbg("%s %d.%d.%d", fw_info, rec->data[0], rec->data[1], build);
 
-	edge_serial->product_info.FirmwareMajorVersion = fw->data[0];
-	edge_serial->product_info.FirmwareMinorVersion = fw->data[1];
+	edge_serial->product_info.FirmwareMajorVersion = rec->data[0];
+	edge_serial->product_info.FirmwareMinorVersion = rec->data[1];
 	edge_serial->product_info.FirmwareBuildNumber = cpu_to_le16(build);
 
 	for (rec = ihex_next_binrec(rec); rec;
diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index 185fe9a..2cbd661 100644
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -680,22 +680,6 @@ static void keyspan_pda_dtr_rts(struct usb_serial_port *port, int on)
 	}
 }
 
-static int keyspan_pda_carrier_raised(struct usb_serial_port *port)
-{
-	struct usb_serial *serial = port->serial;
-	unsigned char modembits;
-
-	/* If we can read the modem status and the DCD is low then
-	   carrier is not raised yet */
-	if (keyspan_pda_get_modem_info(serial, &modembits) >= 0) {
-		if (!(modembits & (1>>6)))
-			return 0;
-	}
-	/* Carrier raised, or we failed (eg disconnected) so
-	   progress accordingly */
-	return 1;
-}
-
 
 static int keyspan_pda_open(struct tty_struct *tty,
 					struct usb_serial_port *port)
@@ -882,7 +866,6 @@ static struct usb_serial_driver keyspan_pda_device = {
 	.id_table =		id_table_std,
 	.num_ports =		1,
 	.dtr_rts =		keyspan_pda_dtr_rts,
-	.carrier_raised	=	keyspan_pda_carrier_raised,
 	.open =			keyspan_pda_open,
 	.close =		keyspan_pda_close,
 	.write =		keyspan_pda_write,
diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c
index bd5bd85..b382d9a 100644
--- a/drivers/usb/serial/kobil_sct.c
+++ b/drivers/usb/serial/kobil_sct.c
@@ -372,7 +372,7 @@ static void kobil_read_int_callback(struct urb *urb)
 	}
 
 	tty = tty_port_tty_get(&port->port);
-	if (urb->actual_length) {
+	if (tty && urb->actual_length) {
 
 		/* BEGIN DEBUG */
 		/*
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 58100d9..e8323de 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -383,7 +383,16 @@ static int  option_resume(struct usb_serial *serial);
 #define HAIER_VENDOR_ID				0x201e
 #define HAIER_PRODUCT_CE100			0x2009
 
-#define CINTERION_VENDOR_ID			0x0681
+/* Cinterion (formerly Siemens) products */
+#define SIEMENS_VENDOR_ID				0x0681
+#define CINTERION_VENDOR_ID				0x1e2d
+#define CINTERION_PRODUCT_HC25_MDM		0x0047
+#define CINTERION_PRODUCT_HC25_MDMNET	0x0040
+#define CINTERION_PRODUCT_HC28_MDM		0x004C
+#define CINTERION_PRODUCT_HC28_MDMNET	0x004A /* same for HC28J */
+#define CINTERION_PRODUCT_EU3_E			0x0051
+#define CINTERION_PRODUCT_EU3_P			0x0052
+#define CINTERION_PRODUCT_PH8			0x0053
 
 /* Olivetti products */
 #define OLIVETTI_VENDOR_ID			0x0b3c
@@ -933,7 +942,17 @@ static const struct usb_device_id option_ids[] = {
 	{ USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_100F) },
 	{ USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_1011)},
 	{ USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_1012)},
-	{ USB_DEVICE(CINTERION_VENDOR_ID, 0x0047) },
+	/* Cinterion */
+	{ USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_E) },
+	{ USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_P) },
+	{ USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_PH8) },
+	{ USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDM) },
+	{ USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDMNET) },
+	{ USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC25_MDM) },
+	{ USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC25_MDMNET) },
+	{ USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC28_MDM) }, /* HC28 enumerates with Siemens or Cinterion VID depending on FW revision */
+	{ USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC28_MDMNET) },
+
 	{ USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD100) },
 	{ USB_DEVICE(CELOT_VENDOR_ID, CELOT_PRODUCT_CT680M) }, /* CT-650 CDMA 450 1xEVDO modem */
 	{ } /* Terminating entry */
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 89609e1..eb7d1ce 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -60,6 +60,7 @@ static const struct usb_device_id id_table[] = {
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_MMX) },
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_GPRS) },
 	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_HCR331) },
+	{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_MOTOROLA) },
 	{ USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID) },
 	{ USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID_RSAQ5) },
 	{ USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_ID) },
@@ -967,9 +968,11 @@ static void pl2303_update_line_status(struct usb_serial_port *port,
 {
 
 	struct pl2303_private *priv = usb_get_serial_port_data(port);
+	struct tty_struct *tty;
 	unsigned long flags;
 	u8 status_idx = UART_STATE;
 	u8 length = UART_STATE + 1;
+	u8 prev_line_status;
 	u16 idv, idp;
 
 	idv = le16_to_cpu(port->serial->dev->descriptor.idVendor);
@@ -991,11 +994,20 @@ static void pl2303_update_line_status(struct usb_serial_port *port,
 
 	/* Save off the uart status for others to look at */
 	spin_lock_irqsave(&priv->lock, flags);
+	prev_line_status = priv->line_status;
 	priv->line_status = data[status_idx];
 	spin_unlock_irqrestore(&priv->lock, flags);
 	if (priv->line_status & UART_BREAK_ERROR)
 		usb_serial_handle_break(port);
 	wake_up_interruptible(&priv->delta_msr_wait);
+
+	tty = tty_port_tty_get(&port->port);
+	if (!tty)
+		return;
+	if ((priv->line_status ^ prev_line_status) & UART_DCD)
+		usb_serial_handle_dcd_change(port, tty,
+				priv->line_status & UART_DCD);
+	tty_kref_put(tty);
 }
 
 static void pl2303_read_int_callback(struct urb *urb)
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index e8b7c5b..d67b480 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -21,6 +21,7 @@
 #define PL2303_PRODUCT_ID_MMX		0x0612
 #define PL2303_PRODUCT_ID_GPRS		0x0609
 #define PL2303_PRODUCT_ID_HCR331	0x331a
+#define PL2303_PRODUCT_ID_MOTOROLA	0x0307
 
 #define ATEN_VENDOR_ID		0x0557
 #define ATEN_VENDOR_ID2		0x0547
diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index d47b56e..e3f32a4 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -301,6 +301,9 @@ static const struct usb_device_id id_table[] = {
 	{ USB_DEVICE(0x1199, 0x68A3), 	/* Sierra Wireless Direct IP modems */
 	  .driver_info = (kernel_ulong_t)&direct_ip_interface_blacklist
 	},
+	{ USB_DEVICE(0x0f3d, 0x68A3), 	/* Airprime/Sierra Wireless Direct IP modems */
+	  .driver_info = (kernel_ulong_t)&direct_ip_interface_blacklist
+	},
        { USB_DEVICE(0x413C, 0x08133) }, /* Dell Computer Corp. Wireless 5720 VZW Mobile Broadband (EVDO Rev-A) Minicard GPS Port */
 
 	{ }
diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c
index 2ea32c5..706f46f 100644
--- a/drivers/usb/serial/spcp8x5.c
+++ b/drivers/usb/serial/spcp8x5.c
@@ -137,7 +137,7 @@ struct spcp8x5_usb_ctrl_arg {
 
 /* how come ??? */
 #define UART_STATE			0x08
-#define UART_STATE_TRANSIENT_MASK	0x74
+#define UART_STATE_TRANSIENT_MASK	0x75
 #define UART_DCD			0x01
 #define UART_DSR			0x02
 #define UART_BREAK_ERROR		0x04
@@ -730,6 +730,10 @@ static void spcp8x5_read_bulk_callback(struct urb *urb)
 							urb->actual_length);
 		tty_flip_buffer_push(tty);
 	}
+
+	if (status & UART_DCD)
+		usb_serial_handle_dcd_change(port, tty,
+			   priv->line_status & MSR_STATUS_LINE_DCD);
 	tty_kref_put(tty);
 
 	/* Schedule the next read */
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index e1bfda3..72a3398 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -374,9 +374,9 @@ failed_1port:
 
 static void __exit ti_exit(void)
 {
+	usb_deregister(&ti_usb_driver);
 	usb_serial_deregister(&ti_1port_device);
 	usb_serial_deregister(&ti_2port_device);
-	usb_deregister(&ti_usb_driver);
 }
 
 
diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c
index fb7fc40..81fa4f9 100644
--- a/drivers/usb/serial/visor.c
+++ b/drivers/usb/serial/visor.c
@@ -27,6 +27,7 @@
 #include <linux/uaccess.h>
 #include <linux/usb.h>
 #include <linux/usb/serial.h>
+#include <linux/usb/cdc.h>
 #include "visor.h"
 
 /*
@@ -754,6 +755,17 @@ static int visor_probe(struct usb_serial *serial,
 
 	dbg("%s", __func__);
 
+	/*
+	 * some Samsung Android phones in modem mode have the same ID
+	 * as SPH-I500, but they are ACM devices, so dont bind to them
+	 */
+	if (id->idVendor == SAMSUNG_VENDOR_ID &&
+		id->idProduct == SAMSUNG_SPH_I500_ID &&
+		serial->dev->descriptor.bDeviceClass == USB_CLASS_COMM &&
+		serial->dev->descriptor.bDeviceSubClass ==
+			USB_CDC_SUBCLASS_ACM)
+		return -ENODEV;
+
 	if (serial->dev->actconfig->desc.bConfigurationValue != 1) {
 		dev_err(&serial->dev->dev, "active config #%d != 1 ??\n",
 			serial->dev->actconfig->desc.bConfigurationValue);
diff --git a/drivers/usb/storage/unusual_cypress.h b/drivers/usb/storage/unusual_cypress.h
index 44be6d7..fba2824 100644
--- a/drivers/usb/storage/unusual_cypress.h
+++ b/drivers/usb/storage/unusual_cypress.h
@@ -31,4 +31,9 @@ UNUSUAL_DEV(  0x04b4, 0x6831, 0x0000, 0x9999,
 		"Cypress ISD-300LP",
 		US_SC_CYP_ATACB, US_PR_DEVICE, NULL, 0),
 
+UNUSUAL_DEV( 0x14cd, 0x6116, 0x0000, 0x9999,
+		"Super Top",
+		"USB 2.0  SATA BRIDGE",
+		US_SC_CYP_ATACB, US_PR_DEVICE, NULL, 0),
+
 #endif /* defined(CONFIG_USB_STORAGE_CYPRESS_ATACB) || ... */
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 0fa56ea..a33e2ba 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -1052,6 +1052,15 @@ UNUSUAL_DEV(  0x084d, 0x0011, 0x0110, 0x0110,
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_BULK32),
 
+/* Reported by <ttkspam@free.fr>
+ * The device reports a vendor-specific device class, requiring an
+ * explicit vendor/product match.
+ */
+UNUSUAL_DEV(  0x0851, 0x1542, 0x0002, 0x0002,
+		"MagicPixel",
+		"FW_Omega2",
+		US_SC_DEVICE, US_PR_DEVICE, NULL, 0),
+
 /* Andrew Lunn <andrew@lunn.ch>
  * PanDigital Digital Picture Frame. Does not like ALLOW_MEDIUM_REMOVAL
  * on LUN 4.
@@ -1396,6 +1405,13 @@ UNUSUAL_DEV(  0x0f19, 0x0105, 0x0100, 0x0100,
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_IGNORE_RESIDUE ),
 
+/* Submitted by Nick Holloway */
+UNUSUAL_DEV( 0x0f88, 0x042e, 0x0100, 0x0100,
+		"VTech",
+		"Kidizoom",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_FIX_CAPACITY ),
+
 /* Reported by Michael Stattmann <michael@stattmann.com> */
 UNUSUAL_DEV(  0x0fce, 0xd008, 0x0000, 0x0000,
 		"Sony Ericsson",
@@ -1875,6 +1891,22 @@ UNUSUAL_DEV( 0x1908, 0x1320, 0x0000, 0x0000,
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_BAD_SENSE ),
 
+/* Patch by Richard Schütz <r.schtz@t-online.de>
+ * This external hard drive enclosure uses a JMicron chip which
+ * needs the US_FL_IGNORE_RESIDUE flag to work properly. */
+UNUSUAL_DEV(  0x1e68, 0x001b, 0x0000, 0x0000,
+		"TrekStor GmbH & Co. KG",
+		"DataStation maxi g.u",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_IGNORE_RESIDUE | US_FL_SANE_SENSE ),
+
+/* Reported by Jasper Mackenzie <scarletpimpernal@hotmail.com> */
+UNUSUAL_DEV( 0x1e74, 0x4621, 0x0000, 0x0000,
+		"Coby Electronics",
+		"MP3 Player",
+		US_SC_DEVICE, US_PR_DEVICE, NULL,
+		US_FL_BULK_IGNORE_TAG | US_FL_MAX_SECTORS_64 ),
+
 UNUSUAL_DEV( 0x2116, 0x0320, 0x0001, 0x0001,
 		"ST",
 		"2A",
diff --git a/drivers/video/console/tileblit.c b/drivers/video/console/tileblit.c
index 0056a41..15e8e1a 100644
--- a/drivers/video/console/tileblit.c
+++ b/drivers/video/console/tileblit.c
@@ -83,7 +83,7 @@ static void tile_cursor(struct vc_data *vc, struct fb_info *info, int mode,
 			int softback_lines, int fg, int bg)
 {
 	struct fb_tilecursor cursor;
-	int use_sw = (vc->vc_cursor_type & 0x01);
+	int use_sw = (vc->vc_cursor_type & 0x10);
 
 	cursor.sx = vc->vc_x;
 	cursor.sy = vc->vc_y;
diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
index 1e42da2..e7acba5 100644
--- a/drivers/virtio/virtio_pci.c
+++ b/drivers/virtio/virtio_pci.c
@@ -96,11 +96,6 @@ static struct pci_device_id virtio_pci_id_table[] = {
 
 MODULE_DEVICE_TABLE(pci, virtio_pci_id_table);
 
-/* A PCI device has it's own struct device and so does a virtio device so
- * we create a place for the virtio devices to show up in sysfs.  I think it
- * would make more sense for virtio to not insist on having it's own device. */
-static struct device *virtio_pci_root;
-
 /* Convert a generic virtio device to our structure */
 static struct virtio_pci_device *to_vp_device(struct virtio_device *vdev)
 {
@@ -629,7 +624,7 @@ static int __devinit virtio_pci_probe(struct pci_dev *pci_dev,
 	if (vp_dev == NULL)
 		return -ENOMEM;
 
-	vp_dev->vdev.dev.parent = virtio_pci_root;
+	vp_dev->vdev.dev.parent = &pci_dev->dev;
 	vp_dev->vdev.dev.release = virtio_pci_release_dev;
 	vp_dev->vdev.config = &virtio_pci_config_ops;
 	vp_dev->pci_dev = pci_dev;
@@ -717,17 +712,7 @@ static struct pci_driver virtio_pci_driver = {
 
 static int __init virtio_pci_init(void)
 {
-	int err;
-
-	virtio_pci_root = root_device_register("virtio-pci");
-	if (IS_ERR(virtio_pci_root))
-		return PTR_ERR(virtio_pci_root);
-
-	err = pci_register_driver(&virtio_pci_driver);
-	if (err)
-		root_device_unregister(virtio_pci_root);
-
-	return err;
+	return pci_register_driver(&virtio_pci_driver);
 }
 
 module_init(virtio_pci_init);
@@ -735,7 +720,6 @@ module_init(virtio_pci_init);
 static void __exit virtio_pci_exit(void)
 {
 	pci_unregister_driver(&virtio_pci_driver);
-	root_device_unregister(virtio_pci_root);
 }
 
 module_exit(virtio_pci_exit);
diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h
index a6db615..ef0db18 100644
--- a/fs/cifs/cifsproto.h
+++ b/fs/cifs/cifsproto.h
@@ -329,7 +329,7 @@ extern int CIFSSMBLock(const int xid, struct cifsTconInfo *tcon,
 			const __u16 netfid, const __u64 len,
 			const __u64 offset, const __u32 numUnlock,
 			const __u32 numLock, const __u8 lockType,
-			const bool waitFlag);
+			const bool waitFlag, const __u8 oplock_level);
 extern int CIFSSMBPosixLock(const int xid, struct cifsTconInfo *tcon,
 			const __u16 smb_file_id, const int get_flag,
 			const __u64 len, struct file_lock *,
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index 5d3f29f..62e49ab 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -1642,7 +1642,8 @@ int
 CIFSSMBLock(const int xid, struct cifsTconInfo *tcon,
 	    const __u16 smb_file_id, const __u64 len,
 	    const __u64 offset, const __u32 numUnlock,
-	    const __u32 numLock, const __u8 lockType, const bool waitFlag)
+	    const __u32 numLock, const __u8 lockType,
+	    const bool waitFlag, const __u8 oplock_level)
 {
 	int rc = 0;
 	LOCK_REQ *pSMB = NULL;
@@ -1670,6 +1671,7 @@ CIFSSMBLock(const int xid, struct cifsTconInfo *tcon,
 	pSMB->NumberOfLocks = cpu_to_le16(numLock);
 	pSMB->NumberOfUnlocks = cpu_to_le16(numUnlock);
 	pSMB->LockType = lockType;
+	pSMB->OplockLevel = oplock_level;
 	pSMB->AndXCommand = 0xFF;	/* none */
 	pSMB->Fid = smb_file_id; /* netfid stays le */
 
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 4cbdb20..1ab7670 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -828,12 +828,12 @@ int cifs_lock(struct file *file, int cmd, struct file_lock *pfLock)
 
 		/* BB we could chain these into one lock request BB */
 		rc = CIFSSMBLock(xid, tcon, netfid, length, pfLock->fl_start,
-				 0, 1, lockType, 0 /* wait flag */ );
+				 0, 1, lockType, 0 /* wait flag */, 0);
 		if (rc == 0) {
 			rc = CIFSSMBLock(xid, tcon, netfid, length,
 					 pfLock->fl_start, 1 /* numUnlock */ ,
 					 0 /* numLock */ , lockType,
-					 0 /* wait flag */ );
+					 0 /* wait flag */, 0);
 			pfLock->fl_type = F_UNLCK;
 			if (rc != 0)
 				cERROR(1, ("Error unlocking previously locked "
@@ -850,13 +850,13 @@ int cifs_lock(struct file *file, int cmd, struct file_lock *pfLock)
 				rc = CIFSSMBLock(xid, tcon, netfid, length,
 					pfLock->fl_start, 0, 1,
 					lockType | LOCKING_ANDX_SHARED_LOCK,
-					0 /* wait flag */);
+					0 /* wait flag */, 0);
 				if (rc == 0) {
 					rc = CIFSSMBLock(xid, tcon, netfid,
 						length, pfLock->fl_start, 1, 0,
 						lockType |
 						LOCKING_ANDX_SHARED_LOCK,
-						0 /* wait flag */);
+						0 /* wait flag */, 0);
 					pfLock->fl_type = F_RDLCK;
 					if (rc != 0)
 						cERROR(1, ("Error unlocking "
@@ -900,8 +900,8 @@ int cifs_lock(struct file *file, int cmd, struct file_lock *pfLock)
 
 		if (numLock) {
 			rc = CIFSSMBLock(xid, tcon, netfid, length,
-					pfLock->fl_start,
-					0, numLock, lockType, wait_flag);
+					 pfLock->fl_start, 0, numLock, lockType,
+					 wait_flag, 0);
 
 			if (rc == 0) {
 				/* For Windows locks we must store them. */
@@ -921,9 +921,9 @@ int cifs_lock(struct file *file, int cmd, struct file_lock *pfLock)
 						(pfLock->fl_start + length) >=
 						(li->offset + li->length)) {
 					stored_rc = CIFSSMBLock(xid, tcon,
-							netfid,
-							li->length, li->offset,
-							1, 0, li->type, false);
+							netfid, li->length,
+							li->offset, 1, 0,
+							li->type, false, 0);
 					if (stored_rc)
 						rc = stored_rc;
 
@@ -2340,7 +2340,8 @@ cifs_oplock_break(struct slow_work *work)
 	 */
 	if (!cfile->closePend && !cfile->oplock_break_cancelled) {
 		rc = CIFSSMBLock(0, cifs_sb->tcon, cfile->netfid, 0, 0, 0, 0,
-				 LOCKING_ANDX_OPLOCK_RELEASE, false);
+				 LOCKING_ANDX_OPLOCK_RELEASE, false,
+				 cinode->clientCanCacheRead ? 1 : 0);
 		cFYI(1, ("Oplock release rc = %d", rc));
 	}
 }
diff --git a/fs/dcache.c b/fs/dcache.c
index 2b6f09a..68c70f0 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -1187,9 +1187,12 @@ struct dentry *d_obtain_alias(struct inode *inode)
 	spin_unlock(&tmp->d_lock);
 
 	spin_unlock(&dcache_lock);
+	security_d_instantiate(tmp, inode);
 	return tmp;
 
  out_iput:
+	if (res && !IS_ERR(res))
+		security_d_instantiate(res, inode);
 	iput(inode);
 	return res;
 }
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
index 31c8b2f..b39e46f 100644
--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -1034,6 +1034,8 @@ int ecryptfs_getattr(struct vfsmount *mnt, struct dentry *dentry,
 	rc = vfs_getattr(ecryptfs_dentry_to_lower_mnt(dentry),
 			 ecryptfs_dentry_to_lower(dentry), &lower_stat);
 	if (!rc) {
+		fsstack_copy_attr_all(dentry->d_inode,
+				      ecryptfs_inode_to_lower(dentry->d_inode));
 		generic_fillattr(dentry->d_inode, stat);
 		stat->blocks = lower_stat.blocks;
 	}
diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index bd056a5..85c5a9f 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -63,6 +63,13 @@
  * cleanup path and it is also acquired by eventpoll_release_file()
  * if a file has been pushed inside an epoll set and it is then
  * close()d without a previous call toepoll_ctl(EPOLL_CTL_DEL).
+ * It is also acquired when inserting an epoll fd onto another epoll
+ * fd. We do this so that we walk the epoll tree and ensure that this
+ * insertion does not create a cycle of epoll file descriptors, which
+ * could lead to deadlock. We need a global mutex to prevent two
+ * simultaneous inserts (A into B and B into A) from racing and
+ * constructing a cycle without either insert observing that it is
+ * going to.
  * It is possible to drop the "ep->mtx" and to use the global
  * mutex "epmutex" (together with "ep->lock") to have it working,
  * but having "ep->mtx" will make the interface more scalable.
@@ -220,13 +227,16 @@ struct ep_send_events_data {
  * Configuration options available inside /proc/sys/fs/epoll/
  */
 /* Maximum number of epoll watched descriptors, per user */
-static int max_user_watches __read_mostly;
+static long max_user_watches __read_mostly;
 
 /*
  * This mutex is used to serialize ep_free() and eventpoll_release_file().
  */
 static DEFINE_MUTEX(epmutex);
 
+/* Used to check for epoll file descriptor inclusion loops */
+static struct nested_calls poll_loop_ncalls;
+
 /* Used for safe wake up implementation */
 static struct nested_calls poll_safewake_ncalls;
 
@@ -243,16 +253,18 @@ static struct kmem_cache *pwq_cache __read_mostly;
 
 #include <linux/sysctl.h>
 
-static int zero;
+static long zero;
+static long long_max = LONG_MAX;
 
 ctl_table epoll_table[] = {
 	{
 		.procname	= "max_user_watches",
 		.data		= &max_user_watches,
-		.maxlen		= sizeof(int),
+		.maxlen		= sizeof(max_user_watches),
 		.mode		= 0644,
-		.proc_handler	= proc_dointvec_minmax,
+		.proc_handler	= proc_doulongvec_minmax,
 		.extra1		= &zero,
+		.extra2		= &long_max,
 	},
 	{ }
 };
@@ -564,7 +576,7 @@ static int ep_remove(struct eventpoll *ep, struct epitem *epi)
 	/* At this point it is safe to free the eventpoll item */
 	kmem_cache_free(epi_cache, epi);
 
-	atomic_dec(&ep->user->epoll_watches);
+	atomic_long_dec(&ep->user->epoll_watches);
 
 	return 0;
 }
@@ -900,11 +912,12 @@ static int ep_insert(struct eventpoll *ep, struct epoll_event *event,
 {
 	int error, revents, pwake = 0;
 	unsigned long flags;
+	long user_watches;
 	struct epitem *epi;
 	struct ep_pqueue epq;
 
-	if (unlikely(atomic_read(&ep->user->epoll_watches) >=
-		     max_user_watches))
+	user_watches = atomic_long_read(&ep->user->epoll_watches);
+	if (unlikely(user_watches >= max_user_watches))
 		return -ENOSPC;
 	if (!(epi = kmem_cache_alloc(epi_cache, GFP_KERNEL)))
 		return -ENOMEM;
@@ -968,7 +981,7 @@ static int ep_insert(struct eventpoll *ep, struct epoll_event *event,
 
 	spin_unlock_irqrestore(&ep->lock, flags);
 
-	atomic_inc(&ep->user->epoll_watches);
+	atomic_long_inc(&ep->user->epoll_watches);
 
 	/* We have to call this outside the lock */
 	if (pwake)
@@ -1182,6 +1195,62 @@ retry:
 	return res;
 }
 
+/**
+ * ep_loop_check_proc - Callback function to be passed to the @ep_call_nested()
+ *                      API, to verify that adding an epoll file inside another
+ *                      epoll structure, does not violate the constraints, in
+ *                      terms of closed loops, or too deep chains (which can
+ *                      result in excessive stack usage).
+ *
+ * @priv: Pointer to the epoll file to be currently checked.
+ * @cookie: Original cookie for this call. This is the top-of-the-chain epoll
+ *          data structure pointer.
+ * @call_nests: Current dept of the @ep_call_nested() call stack.
+ *
+ * Returns: Returns zero if adding the epoll @file inside current epoll
+ *          structure @ep does not violate the constraints, or -1 otherwise.
+ */
+static int ep_loop_check_proc(void *priv, void *cookie, int call_nests)
+{
+	int error = 0;
+	struct file *file = priv;
+	struct eventpoll *ep = file->private_data;
+	struct rb_node *rbp;
+	struct epitem *epi;
+
+	mutex_lock(&ep->mtx);
+	for (rbp = rb_first(&ep->rbr); rbp; rbp = rb_next(rbp)) {
+		epi = rb_entry(rbp, struct epitem, rbn);
+		if (unlikely(is_file_epoll(epi->ffd.file))) {
+			error = ep_call_nested(&poll_loop_ncalls, EP_MAX_NESTS,
+					       ep_loop_check_proc, epi->ffd.file,
+					       epi->ffd.file->private_data, current);
+			if (error != 0)
+				break;
+		}
+	}
+	mutex_unlock(&ep->mtx);
+
+	return error;
+}
+
+/**
+ * ep_loop_check - Performs a check to verify that adding an epoll file (@file)
+ *                 another epoll file (represented by @ep) does not create
+ *                 closed loops or too deep chains.
+ *
+ * @ep: Pointer to the epoll private data structure.
+ * @file: Pointer to the epoll file to be checked.
+ *
+ * Returns: Returns zero if adding the epoll @file inside current epoll
+ *          structure @ep does not violate the constraints, or -1 otherwise.
+ */
+static int ep_loop_check(struct eventpoll *ep, struct file *file)
+{
+	return ep_call_nested(&poll_loop_ncalls, EP_MAX_NESTS,
+			      ep_loop_check_proc, file, ep, current);
+}
+
 /*
  * Open an eventpoll file descriptor.
  */
@@ -1230,6 +1299,7 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
 		struct epoll_event __user *, event)
 {
 	int error;
+	int did_lock_epmutex = 0;
 	struct file *file, *tfile;
 	struct eventpoll *ep;
 	struct epitem *epi;
@@ -1271,6 +1341,25 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
 	 */
 	ep = file->private_data;
 
+	/*
+	 * When we insert an epoll file descriptor, inside another epoll file
+	 * descriptor, there is the change of creating closed loops, which are
+	 * better be handled here, than in more critical paths.
+	 *
+	 * We hold epmutex across the loop check and the insert in this case, in
+	 * order to prevent two separate inserts from racing and each doing the
+	 * insert "at the same time" such that ep_loop_check passes on both
+	 * before either one does the insert, thereby creating a cycle.
+	 */
+	if (unlikely(is_file_epoll(tfile) && op == EPOLL_CTL_ADD)) {
+		mutex_lock(&epmutex);
+		did_lock_epmutex = 1;
+		error = -ELOOP;
+		if (ep_loop_check(ep, tfile) != 0)
+			goto error_tgt_fput;
+	}
+
+
 	mutex_lock(&ep->mtx);
 
 	/*
@@ -1306,6 +1395,9 @@ SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd,
 	mutex_unlock(&ep->mtx);
 
 error_tgt_fput:
+	if (unlikely(did_lock_epmutex))
+		mutex_unlock(&epmutex);
+
 	fput(tfile);
 error_fput:
 	fput(file);
@@ -1423,6 +1515,13 @@ static int __init eventpoll_init(void)
 	 */
 	max_user_watches = (((si.totalram - si.totalhigh) / 25) << PAGE_SHIFT) /
 		EP_ITEM_COST;
+	BUG_ON(max_user_watches < 0);
+
+	/*
+	 * Initialize the structure used to perform epoll file descriptor
+	 * inclusion loops checks.
+	 */
+	ep_nested_calls_init(&poll_loop_ncalls);
 
 	/* Initialize the structure used to perform safe poll wait head wake ups */
 	ep_nested_calls_init(&poll_safewake_ncalls);
diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c
index 71efb0e..b5d9028 100644
--- a/fs/ext2/namei.c
+++ b/fs/ext2/namei.c
@@ -344,7 +344,6 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
 		new_de = ext2_find_entry (new_dir, &new_dentry->d_name, &new_page);
 		if (!new_de)
 			goto out_dir;
-		inode_inc_link_count(old_inode);
 		ext2_set_link(new_dir, new_de, new_page, old_inode, 1);
 		new_inode->i_ctime = CURRENT_TIME_SEC;
 		if (dir_de)
@@ -356,12 +355,9 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
 			if (new_dir->i_nlink >= EXT2_LINK_MAX)
 				goto out_dir;
 		}
-		inode_inc_link_count(old_inode);
 		err = ext2_add_link(new_dentry, old_inode);
-		if (err) {
-			inode_dec_link_count(old_inode);
+		if (err)
 			goto out_dir;
-		}
 		if (dir_de)
 			inode_inc_link_count(new_dir);
 	}
@@ -369,12 +365,11 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
 	/*
 	 * Like most other Unix systems, set the ctime for inodes on a
  	 * rename.
-	 * inode_dec_link_count() will mark the inode dirty.
 	 */
 	old_inode->i_ctime = CURRENT_TIME_SEC;
+	mark_inode_dirty(old_inode);
 
 	ext2_delete_entry (old_de, old_page);
-	inode_dec_link_count(old_inode);
 
 	if (dir_de) {
 		if (old_dir != new_dir)
diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c
index ee18408..827b573 100644
--- a/fs/ext3/namei.c
+++ b/fs/ext3/namei.c
@@ -1550,8 +1550,8 @@ static int ext3_dx_add_entry(handle_t *handle, struct dentry *dentry,
 			goto cleanup;
 		node2 = (struct dx_node *)(bh2->b_data);
 		entries2 = node2->entries;
+		memset(&node2->fake, 0, sizeof(struct fake_dirent));
 		node2->fake.rec_len = ext3_rec_len_to_disk(sb->s_blocksize);
-		node2->fake.inode = 0;
 		BUFFER_TRACE(frame->bh, "get_write_access");
 		err = ext3_journal_get_write_access(handle, frame->bh);
 		if (err)
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 1bee604..3614e52 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -1441,6 +1441,13 @@ static void ext3_orphan_cleanup (struct super_block * sb,
 		return;
 	}
 
+	/* Check if feature set allows readwrite operations */
+	if (EXT3_HAS_RO_COMPAT_FEATURE(sb, ~EXT3_FEATURE_RO_COMPAT_SUPP)) {
+		ext3_msg(sb, KERN_INFO, "Skipping orphan cleanup due to "
+			 "unknown ROCOMPAT features");
+		return;
+	}
+
 	if (EXT3_SB(sb)->s_mount_state & EXT3_ERROR_FS) {
 		if (es->s_last_orphan)
 			jbd_debug(1, "Errors on filesystem, "
diff --git a/fs/file_table.c b/fs/file_table.c
index 32d12b7..d4be17f 100644
--- a/fs/file_table.c
+++ b/fs/file_table.c
@@ -123,13 +123,13 @@ struct file *get_empty_filp(void)
 		goto fail;
 
 	percpu_counter_inc(&nr_files);
+	f->f_cred = get_cred(cred);
 	if (security_file_alloc(f))
 		goto fail_sec;
 
 	INIT_LIST_HEAD(&f->f_u.fu_list);
 	atomic_long_set(&f->f_count, 1);
 	rwlock_init(&f->f_owner.lock);
-	f->f_cred = get_cred(cred);
 	spin_lock_init(&f->f_lock);
 	eventpoll_init_file(f);
 	/* f->f_version: 0 */
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index edfce0b..f6104a95 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -86,18 +86,52 @@ struct fuse_file *fuse_file_get(struct fuse_file *ff)
 	return ff;
 }
 
+static void fuse_release_async(struct work_struct *work)
+{
+	struct fuse_req *req;
+	struct fuse_conn *fc;
+	struct path path;
+
+	req = container_of(work, struct fuse_req, misc.release.work);
+	path = req->misc.release.path;
+	fc = get_fuse_conn(path.dentry->d_inode);
+
+	fuse_put_request(fc, req);
+	path_put(&path);
+}
+
 static void fuse_release_end(struct fuse_conn *fc, struct fuse_req *req)
 {
-	path_put(&req->misc.release.path);
+	if (fc->destroy_req) {
+		/*
+		 * If this is a fuseblk mount, then it's possible that
+		 * releasing the path will result in releasing the
+		 * super block and sending the DESTROY request.  If
+		 * the server is single threaded, this would hang.
+		 * For this reason do the path_put() in a separate
+		 * thread.
+		 */
+		atomic_inc(&req->count);
+		INIT_WORK(&req->misc.release.work, fuse_release_async);
+		schedule_work(&req->misc.release.work);
+	} else {
+		path_put(&req->misc.release.path);
+	}
 }
 
-static void fuse_file_put(struct fuse_file *ff)
+static void fuse_file_put(struct fuse_file *ff, bool sync)
 {
 	if (atomic_dec_and_test(&ff->count)) {
 		struct fuse_req *req = ff->reserved_req;
 
-		req->end = fuse_release_end;
-		fuse_request_send_background(ff->fc, req);
+		if (sync) {
+			fuse_request_send(ff->fc, req);
+			path_put(&req->misc.release.path);
+			fuse_put_request(ff->fc, req);
+		} else {
+			req->end = fuse_release_end;
+			fuse_request_send_background(ff->fc, req);
+		}
 		kfree(ff);
 	}
 }
@@ -219,8 +253,12 @@ void fuse_release_common(struct file *file, int opcode)
 	 * Normally this will send the RELEASE request, however if
 	 * some asynchronous READ or WRITE requests are outstanding,
 	 * the sending will be delayed.
+	 *
+	 * Make the release synchronous if this is a fuseblk mount,
+	 * synchronous RELEASE is allowed (and desirable) in this case
+	 * because the server can be trusted not to screw up.
 	 */
-	fuse_file_put(ff);
+	fuse_file_put(ff, ff->fc->destroy_req != NULL);
 }
 
 static int fuse_open(struct inode *inode, struct file *file)
@@ -549,7 +587,7 @@ static void fuse_readpages_end(struct fuse_conn *fc, struct fuse_req *req)
 		unlock_page(page);
 	}
 	if (req->ff)
-		fuse_file_put(req->ff);
+		fuse_file_put(req->ff, false);
 }
 
 static void fuse_send_readpages(struct fuse_req *req, struct file *file)
@@ -1129,7 +1167,7 @@ static ssize_t fuse_direct_write(struct file *file, const char __user *buf,
 static void fuse_writepage_free(struct fuse_conn *fc, struct fuse_req *req)
 {
 	__free_page(req->pages[0]);
-	fuse_file_put(req->ff);
+	fuse_file_put(req->ff, false);
 }
 
 static void fuse_writepage_finish(struct fuse_conn *fc, struct fuse_req *req)
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index 01cc462..e6d614d 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -21,6 +21,7 @@
 #include <linux/rwsem.h>
 #include <linux/rbtree.h>
 #include <linux/poll.h>
+#include <linux/workqueue.h>
 
 /** Max number of pages that can be used in a single read request */
 #define FUSE_MAX_PAGES_PER_REQ 32
@@ -254,7 +255,10 @@ struct fuse_req {
 	union {
 		struct fuse_forget_in forget_in;
 		struct {
-			struct fuse_release_in in;
+			union {
+				struct fuse_release_in in;
+				struct work_struct work;
+			};
 			struct path path;
 		} release;
 		struct fuse_init_in init_in;
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index ad4cd31..b1c23b7 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -402,15 +402,18 @@ static ssize_t nfs_direct_read_schedule_iovec(struct nfs_direct_req *dreq,
 		pos += vec->iov_len;
 	}
 
+	/*
+	 * If no bytes were started, return the error, and let the
+	 * generic layer handle the completion.
+	 */
+	if (requested_bytes == 0) {
+		nfs_direct_req_release(dreq);
+		return result < 0 ? result : -EIO;
+	}
+
 	if (put_dreq(dreq))
 		nfs_direct_complete(dreq);
-
-	if (requested_bytes != 0)
-		return 0;
-
-	if (result < 0)
-		return result;
-	return -EIO;
+	return 0;
 }
 
 static ssize_t nfs_direct_read(struct kiocb *iocb, const struct iovec *iov,
@@ -830,15 +833,18 @@ static ssize_t nfs_direct_write_schedule_iovec(struct nfs_direct_req *dreq,
 		pos += vec->iov_len;
 	}
 
+	/*
+	 * If no bytes were started, return the error, and let the
+	 * generic layer handle the completion.
+	 */
+	if (requested_bytes == 0) {
+		nfs_direct_req_release(dreq);
+		return result < 0 ? result : -EIO;
+	}
+
 	if (put_dreq(dreq))
 		nfs_direct_write_complete(dreq, dreq->inode);
-
-	if (requested_bytes != 0)
-		return 0;
-
-	if (result < 0)
-		return result;
-	return -EIO;
+	return 0;
 }
 
 static ssize_t nfs_direct_write(struct kiocb *iocb, const struct iovec *iov,
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 2ab9e85..5046e8b 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -954,8 +954,8 @@ typedef __be32(*nfsd4op_func)(struct svc_rqst *, struct nfsd4_compound_state *,
 			      void *);
 enum nfsd4_op_flags {
 	ALLOWED_WITHOUT_FH = 1 << 0,	/* No current filehandle required */
-	ALLOWED_ON_ABSENT_FS = 2 << 0,	/* ops processed on absent fs */
-	ALLOWED_AS_FIRST_OP = 3 << 0,	/* ops reqired first in compound */
+	ALLOWED_ON_ABSENT_FS = 1 << 1,	/* ops processed on absent fs */
+	ALLOWED_AS_FIRST_OP = 1 << 2,	/* ops reqired first in compound */
 };
 
 struct nfsd4_operation {
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 34ccf81..28d586a 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -316,8 +316,8 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval,
 		READ_BUF(dummy32);
 		len += (XDR_QUADLEN(dummy32) << 2);
 		READMEM(buf, dummy32);
-		if ((host_err = nfsd_map_name_to_uid(argp->rqstp, buf, dummy32, &iattr->ia_uid)))
-			goto out_nfserr;
+		if ((status = nfsd_map_name_to_uid(argp->rqstp, buf, dummy32, &iattr->ia_uid)))
+			return status;
 		iattr->ia_valid |= ATTR_UID;
 	}
 	if (bmval[1] & FATTR4_WORD1_OWNER_GROUP) {
@@ -327,8 +327,8 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval,
 		READ_BUF(dummy32);
 		len += (XDR_QUADLEN(dummy32) << 2);
 		READMEM(buf, dummy32);
-		if ((host_err = nfsd_map_name_to_gid(argp->rqstp, buf, dummy32, &iattr->ia_gid)))
-			goto out_nfserr;
+		if ((status = nfsd_map_name_to_gid(argp->rqstp, buf, dummy32, &iattr->ia_gid)))
+			return status;
 		iattr->ia_valid |= ATTR_GID;
 	}
 	if (bmval[1] & FATTR4_WORD1_TIME_ACCESS_SET) {
@@ -1180,8 +1180,6 @@ nfsd4_decode_create_session(struct nfsd4_compoundargs *argp,
 			READ_BUF(4);
 			READ32(dummy);
 			READ_BUF(dummy * 4);
-			for (i = 0; i < dummy; ++i)
-				READ32(dummy);
 			break;
 		case RPC_AUTH_GSS:
 			dprintk("RPC_AUTH_GSS callback secflavor "
@@ -1197,7 +1195,6 @@ nfsd4_decode_create_session(struct nfsd4_compoundargs *argp,
 			READ_BUF(4);
 			READ32(dummy);
 			READ_BUF(dummy);
-			p += XDR_QUADLEN(dummy);
 			break;
 		default:
 			dprintk("Illegal callback secflavor\n");
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 4eb9baa..054b50b 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -819,7 +819,7 @@ nfsd_get_raparms(dev_t dev, ino_t ino)
 		if (ra->p_count == 0)
 			frap = rap;
 	}
-	depth = nfsdstats.ra_size*11/10;
+	depth = nfsdstats.ra_size;
 	if (!frap) {	
 		spin_unlock(&rab->pb_lock);
 		return NULL;
diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c
index 9e6dc1d..fe8d576 100644
--- a/fs/ocfs2/refcounttree.c
+++ b/fs/ocfs2/refcounttree.c
@@ -3223,7 +3223,7 @@ static int ocfs2_make_clusters_writable(struct super_block *sb,
 					u32 num_clusters, unsigned int e_flags)
 {
 	int ret, delete, index, credits =  0;
-	u32 new_bit, new_len;
+	u32 new_bit, new_len, orig_num_clusters;
 	unsigned int set_len;
 	struct ocfs2_super *osb = OCFS2_SB(sb);
 	handle_t *handle;
@@ -3256,6 +3256,8 @@ static int ocfs2_make_clusters_writable(struct super_block *sb,
 		goto out;
 	}
 
+	orig_num_clusters = num_clusters;
+
 	while (num_clusters) {
 		ret = ocfs2_get_refcount_rec(ref_ci, context->ref_root_bh,
 					     p_cluster, num_clusters,
@@ -3343,7 +3345,8 @@ static int ocfs2_make_clusters_writable(struct super_block *sb,
 	 * in write-back mode.
 	 */
 	if (context->get_clusters == ocfs2_di_get_clusters) {
-		ret = ocfs2_cow_sync_writeback(sb, context, cpos, num_clusters);
+		ret = ocfs2_cow_sync_writeback(sb, context, cpos,
+					       orig_num_clusters);
 		if (ret)
 			mlog_errno(ret);
 	}
diff --git a/fs/ocfs2/stack_user.c b/fs/ocfs2/stack_user.c
index 2dc57bc..22db114 100644
--- a/fs/ocfs2/stack_user.c
+++ b/fs/ocfs2/stack_user.c
@@ -191,7 +191,7 @@ static struct ocfs2_live_connection *ocfs2_connection_find(const char *name)
 			return c;
 	}
 
-	return c;
+	return NULL;
 }
 
 /*
diff --git a/fs/partitions/ldm.c b/fs/partitions/ldm.c
index 8652fb9..dd6efdb 100644
--- a/fs/partitions/ldm.c
+++ b/fs/partitions/ldm.c
@@ -251,6 +251,11 @@ static bool ldm_parse_vmdb (const u8 *data, struct vmdb *vm)
 	}
 
 	vm->vblk_size     = get_unaligned_be32(data + 0x08);
+	if (vm->vblk_size == 0) {
+		ldm_error ("Illegal VBLK size");
+		return false;
+	}
+
 	vm->vblk_offset   = get_unaligned_be32(data + 0x0C);
 	vm->last_vblk_seq = get_unaligned_be32(data + 0x04);
 
@@ -1294,6 +1299,11 @@ static bool ldm_frag_add (const u8 *data, int size, struct list_head *frags)
 
 	BUG_ON (!data || !frags);
 
+	if (size < 2 * VBLK_SIZE_HEAD) {
+		ldm_error("Value of size is to small.");
+		return false;
+	}
+
 	group = get_unaligned_be32(data + 0x08);
 	rec   = get_unaligned_be16(data + 0x0C);
 	num   = get_unaligned_be16(data + 0x0E);
@@ -1301,6 +1311,10 @@ static bool ldm_frag_add (const u8 *data, int size, struct list_head *frags)
 		ldm_error ("A VBLK claims to have %d parts.", num);
 		return false;
 	}
+	if (rec >= num) {
+		ldm_error("REC value (%d) exceeds NUM value (%d)", rec, num);
+		return false;
+	}
 
 	list_for_each (item, frags) {
 		f = list_entry (item, struct frag, list);
@@ -1321,6 +1335,11 @@ static bool ldm_frag_add (const u8 *data, int size, struct list_head *frags)
 
 	list_add_tail (&f->list, frags);
 found:
+	if (rec >= f->num) {
+		ldm_error("REC value (%d) exceeds NUM value (%d)", rec, f->num);
+		return false;
+	}
+
 	if (f->map & (1 << rec)) {
 		ldm_error ("Duplicate VBLK, part %d.", rec);
 		f->map &= 0x7F;			/* Mark the group as broken */
@@ -1329,10 +1348,9 @@ found:
 
 	f->map |= (1 << rec);
 
-	if (num > 0) {
-		data += VBLK_SIZE_HEAD;
-		size -= VBLK_SIZE_HEAD;
-	}
+	data += VBLK_SIZE_HEAD;
+	size -= VBLK_SIZE_HEAD;
+
 	memcpy (f->data+rec*(size-VBLK_SIZE_HEAD)+VBLK_SIZE_HEAD, data, size);
 
 	return true;
diff --git a/fs/partitions/mac.c b/fs/partitions/mac.c
index d4a0fad..5765198 100644
--- a/fs/partitions/mac.c
+++ b/fs/partitions/mac.c
@@ -29,10 +29,9 @@ static inline void mac_fix_string(char *stg, int len)
 
 int mac_partition(struct parsed_partitions *state, struct block_device *bdev)
 {
-	int slot = 1;
 	Sector sect;
 	unsigned char *data;
-	int blk, blocks_in_map;
+	int slot, blocks_in_map;
 	unsigned secsize;
 #ifdef CONFIG_PPC_PMAC
 	int found_root = 0;
@@ -59,10 +58,14 @@ int mac_partition(struct parsed_partitions *state, struct block_device *bdev)
 		put_dev_sector(sect);
 		return 0;		/* not a MacOS disk */
 	}
-	printk(" [mac]");
 	blocks_in_map = be32_to_cpu(part->map_count);
-	for (blk = 1; blk <= blocks_in_map; ++blk) {
-		int pos = blk * secsize;
+	if (blocks_in_map < 0 || blocks_in_map >= DISK_MAX_PARTS) {
+		put_dev_sector(sect);
+		return 0;
+	}
+	printk(" [mac]");
+	for (slot = 1; slot <= blocks_in_map; ++slot) {
+		int pos = slot * secsize;
 		put_dev_sector(sect);
 		data = read_dev_sector(bdev, pos/512, &sect);
 		if (!data)
@@ -113,13 +116,11 @@ int mac_partition(struct parsed_partitions *state, struct block_device *bdev)
 			}
 
 			if (goodness > found_root_goodness) {
-				found_root = blk;
+				found_root = slot;
 				found_root_goodness = goodness;
 			}
 		}
 #endif /* CONFIG_PPC_PMAC */
-
-		++slot;
 	}
 #ifdef CONFIG_PPC_PMAC
 	if (found_root_goodness)
diff --git a/fs/proc/array.c b/fs/proc/array.c
index 885ab55..412e163 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -176,7 +176,7 @@ static inline void task_state(struct seq_file *m, struct pid_namespace *ns,
 		if (tracer)
 			tpid = task_pid_nr_ns(tracer, ns);
 	}
-	cred = get_cred((struct cred *) __task_cred(p));
+	cred = get_task_cred(p);
 	seq_printf(m,
 		"State:\t%s\n"
 		"Tgid:\t%d\n"
@@ -353,9 +353,6 @@ int proc_pid_status(struct seq_file *m, struct pid_namespace *ns,
 	task_cap(m, task);
 	task_cpus_allowed(m, task);
 	cpuset_task_status_allowed(m, task);
-#if defined(CONFIG_S390)
-	task_show_regs(m, task);
-#endif
 	task_context_switch_counts(m, task);
 	return 0;
 }
@@ -492,8 +489,8 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
 		vsize,
 		mm ? get_mm_rss(mm) : 0,
 		rsslim,
-		mm ? mm->start_code : 0,
-		mm ? mm->end_code : 0,
+		mm ? (permitted ? mm->start_code : 1) : 0,
+		mm ? (permitted ? mm->end_code : 1) : 0,
 		(permitted && mm) ? mm->start_stack : 0,
 		esp,
 		eip,
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 971fd7a..5fa8933 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -248,8 +248,8 @@ static void show_map_vma(struct seq_file *m, struct vm_area_struct *vma)
 		const char *name = arch_vma_name(vma);
 		if (!name) {
 			if (mm) {
-				if (vma->vm_start <= mm->start_brk &&
-						vma->vm_end >= mm->brk) {
+				if (vma->vm_start <= mm->brk &&
+						vma->vm_end >= mm->start_brk) {
 					name = "[heap]";
 				} else if (vma->vm_start <= mm->start_stack &&
 					   vma->vm_end >= mm->start_stack) {
diff --git a/fs/xfs/linux-2.6/xfs_export.c b/fs/xfs/linux-2.6/xfs_export.c
index 846b75a..e7839ee 100644
--- a/fs/xfs/linux-2.6/xfs_export.c
+++ b/fs/xfs/linux-2.6/xfs_export.c
@@ -128,13 +128,12 @@ xfs_nfs_get_inode(
 		return ERR_PTR(-ESTALE);
 
 	/*
-	 * The XFS_IGET_BULKSTAT means that an invalid inode number is just
-	 * fine and not an indication of a corrupted filesystem.  Because
-	 * clients can send any kind of invalid file handle, e.g. after
-	 * a restore on the server we have to deal with this case gracefully.
+	 * The XFS_IGET_UNTRUSTED means that an invalid inode number is just
+	 * fine and not an indication of a corrupted filesystem as clients can
+	 * send invalid file handles and we have to handle it gracefully..
 	 */
-	error = xfs_iget(mp, NULL, ino, XFS_IGET_BULKSTAT,
-			 XFS_ILOCK_SHARED, &ip, 0);
+	error = xfs_iget(mp, NULL, ino, XFS_IGET_UNTRUSTED,
+			 XFS_ILOCK_SHARED, &ip);
 	if (error) {
 		/*
 		 * EINVAL means the inode cluster doesn't exist anymore.
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c
index 3da1da7..8a1e425 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -675,10 +675,9 @@ xfs_ioc_bulkstat(
 		error = xfs_bulkstat_single(mp, &inlast,
 						bulkreq.ubuffer, &done);
 	else	/* XFS_IOC_FSBULKSTAT */
-		error = xfs_bulkstat(mp, &inlast, &count,
-			(bulkstat_one_pf)xfs_bulkstat_one, NULL,
-			sizeof(xfs_bstat_t), bulkreq.ubuffer,
-			BULKSTAT_FG_QUICK, &done);
+		error = xfs_bulkstat(mp, &inlast, &count, xfs_bulkstat_one,
+				     sizeof(xfs_bstat_t), bulkreq.ubuffer,
+				     &done);
 
 	if (error)
 		return -error;
@@ -700,14 +699,19 @@ xfs_ioc_fsgeometry_v1(
 	xfs_mount_t		*mp,
 	void			__user *arg)
 {
-	xfs_fsop_geom_v1_t	fsgeo;
+	xfs_fsop_geom_t         fsgeo;
 	int			error;
 
-	error = xfs_fs_geometry(mp, (xfs_fsop_geom_t *)&fsgeo, 3);
+	error = xfs_fs_geometry(mp, &fsgeo, 3);
 	if (error)
 		return -error;
 
-	if (copy_to_user(arg, &fsgeo, sizeof(fsgeo)))
+	/*
+	 * Caller should have passed an argument of type
+	 * xfs_fsop_geom_v1_t.  This is a proper subset of the
+	 * xfs_fsop_geom_t that xfs_fs_geometry() fills in.
+	 */
+	if (copy_to_user(arg, &fsgeo, sizeof(xfs_fsop_geom_v1_t)))
 		return -XFS_ERROR(EFAULT);
 	return 0;
 }
diff --git a/fs/xfs/linux-2.6/xfs_ioctl32.c b/fs/xfs/linux-2.6/xfs_ioctl32.c
index 593c05b..4dfcefe 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl32.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl32.c
@@ -237,15 +237,12 @@ xfs_bulkstat_one_compat(
 	xfs_ino_t	ino,		/* inode number to get data for */
 	void		__user *buffer,	/* buffer to place output in */
 	int		ubsize,		/* size of buffer */
-	void		*private_data,	/* my private data */
-	xfs_daddr_t	bno,		/* starting bno of inode cluster */
 	int		*ubused,	/* bytes used by me */
-	void		*dibuff,	/* on-disk inode buffer */
 	int		*stat)		/* BULKSTAT_RV_... */
 {
 	return xfs_bulkstat_one_int(mp, ino, buffer, ubsize,
-				    xfs_bulkstat_one_fmt_compat, bno,
-				    ubused, dibuff, stat);
+				    xfs_bulkstat_one_fmt_compat,
+				    ubused, stat);
 }
 
 /* copied from xfs_ioctl.c */
@@ -298,13 +295,11 @@ xfs_compat_ioc_bulkstat(
 		int res;
 
 		error = xfs_bulkstat_one_compat(mp, inlast, bulkreq.ubuffer,
-				sizeof(compat_xfs_bstat_t),
-				NULL, 0, NULL, NULL, &res);
+				sizeof(compat_xfs_bstat_t), 0, &res);
 	} else if (cmd == XFS_IOC_FSBULKSTAT_32) {
 		error = xfs_bulkstat(mp, &inlast, &count,
-			xfs_bulkstat_one_compat, NULL,
-			sizeof(compat_xfs_bstat_t), bulkreq.ubuffer,
-			BULKSTAT_FG_QUICK, &done);
+			xfs_bulkstat_one_compat, sizeof(compat_xfs_bstat_t),
+			bulkreq.ubuffer, &done);
 	} else
 		error = XFS_ERROR(EINVAL);
 	if (error)
diff --git a/fs/xfs/quota/xfs_qm.c b/fs/xfs/quota/xfs_qm.c
index 417e61e..2dfa5bd 100644
--- a/fs/xfs/quota/xfs_qm.c
+++ b/fs/xfs/quota/xfs_qm.c
@@ -1621,10 +1621,7 @@ xfs_qm_dqusage_adjust(
 	xfs_ino_t	ino,		/* inode number to get data for */
 	void		__user *buffer,	/* not used */
 	int		ubsize,		/* not used */
-	void		*private_data,	/* not used */
-	xfs_daddr_t	bno,		/* starting block of inode cluster */
 	int		*ubused,	/* not used */
-	void		*dip,		/* on-disk inode pointer (not used) */
 	int		*res)		/* result code value */
 {
 	xfs_inode_t	*ip;
@@ -1649,7 +1646,7 @@ xfs_qm_dqusage_adjust(
 	 * the case in all other instances. It's OK that we do this because
 	 * quotacheck is done only at mount time.
 	 */
-	if ((error = xfs_iget(mp, NULL, ino, 0, XFS_ILOCK_EXCL, &ip, bno))) {
+	if ((error = xfs_iget(mp, NULL, ino, 0, XFS_ILOCK_EXCL, &ip))) {
 		*res = BULKSTAT_RV_NOTHING;
 		return error;
 	}
@@ -1781,12 +1778,13 @@ xfs_qm_quotacheck(
 		 * Iterate thru all the inodes in the file system,
 		 * adjusting the corresponding dquot counters in core.
 		 */
-		if ((error = xfs_bulkstat(mp, &lastino, &count,
-				     xfs_qm_dqusage_adjust, NULL,
-				     structsz, NULL, BULKSTAT_FG_IGET, &done)))
+		error = xfs_bulkstat(mp, &lastino, &count,
+				     xfs_qm_dqusage_adjust,
+				     structsz, NULL, &done);
+		if (error)
 			break;
 
-	} while (! done);
+	} while (!done);
 
 	/*
 	 * We've made all the changes that we need to make incore.
@@ -1874,14 +1872,14 @@ xfs_qm_init_quotainos(
 		    mp->m_sb.sb_uquotino != NULLFSINO) {
 			ASSERT(mp->m_sb.sb_uquotino > 0);
 			if ((error = xfs_iget(mp, NULL, mp->m_sb.sb_uquotino,
-					     0, 0, &uip, 0)))
+					     0, 0, &uip)))
 				return XFS_ERROR(error);
 		}
 		if (XFS_IS_OQUOTA_ON(mp) &&
 		    mp->m_sb.sb_gquotino != NULLFSINO) {
 			ASSERT(mp->m_sb.sb_gquotino > 0);
 			if ((error = xfs_iget(mp, NULL, mp->m_sb.sb_gquotino,
-					     0, 0, &gip, 0))) {
+					     0, 0, &gip))) {
 				if (uip)
 					IRELE(uip);
 				return XFS_ERROR(error);
diff --git a/fs/xfs/quota/xfs_qm_syscalls.c b/fs/xfs/quota/xfs_qm_syscalls.c
index 50bee07..f8e52bf 100644
--- a/fs/xfs/quota/xfs_qm_syscalls.c
+++ b/fs/xfs/quota/xfs_qm_syscalls.c
@@ -267,7 +267,7 @@ xfs_qm_scall_trunc_qfiles(
 	}
 
 	if ((flags & XFS_DQ_USER) && mp->m_sb.sb_uquotino != NULLFSINO) {
-		error = xfs_iget(mp, NULL, mp->m_sb.sb_uquotino, 0, 0, &qip, 0);
+		error = xfs_iget(mp, NULL, mp->m_sb.sb_uquotino, 0, 0, &qip);
 		if (!error) {
 			error = xfs_truncate_file(mp, qip);
 			IRELE(qip);
@@ -276,7 +276,7 @@ xfs_qm_scall_trunc_qfiles(
 
 	if ((flags & (XFS_DQ_GROUP|XFS_DQ_PROJ)) &&
 	    mp->m_sb.sb_gquotino != NULLFSINO) {
-		error2 = xfs_iget(mp, NULL, mp->m_sb.sb_gquotino, 0, 0, &qip, 0);
+		error2 = xfs_iget(mp, NULL, mp->m_sb.sb_gquotino, 0, 0, &qip);
 		if (!error2) {
 			error2 = xfs_truncate_file(mp, qip);
 			IRELE(qip);
@@ -421,12 +421,12 @@ xfs_qm_scall_getqstat(
 	}
 	if (!uip && mp->m_sb.sb_uquotino != NULLFSINO) {
 		if (xfs_iget(mp, NULL, mp->m_sb.sb_uquotino,
-					0, 0, &uip, 0) == 0)
+					0, 0, &uip) == 0)
 			tempuqip = B_TRUE;
 	}
 	if (!gip && mp->m_sb.sb_gquotino != NULLFSINO) {
 		if (xfs_iget(mp, NULL, mp->m_sb.sb_gquotino,
-					0, 0, &gip, 0) == 0)
+					0, 0, &gip) == 0)
 			tempgqip = B_TRUE;
 	}
 	if (uip) {
@@ -1112,10 +1112,7 @@ xfs_qm_internalqcheck_adjust(
 	xfs_ino_t	ino,		/* inode number to get data for */
 	void		__user *buffer,	/* not used */
 	int		ubsize,		/* not used */
-	void		*private_data,	/* not used */
-	xfs_daddr_t	bno,		/* starting block of inode cluster */
 	int		*ubused,	/* not used */
-	void		*dip,		/* not used */
 	int		*res)		/* bulkstat result code */
 {
 	xfs_inode_t		*ip;
@@ -1137,7 +1134,7 @@ xfs_qm_internalqcheck_adjust(
 	ipreleased = B_FALSE;
  again:
 	lock_flags = XFS_ILOCK_SHARED;
-	if ((error = xfs_iget(mp, NULL, ino, 0, lock_flags, &ip, bno))) {
+	if ((error = xfs_iget(mp, NULL, ino, 0, lock_flags, &ip))) {
 		*res = BULKSTAT_RV_NOTHING;
 		return (error);
 	}
@@ -1210,15 +1207,15 @@ xfs_qm_internalqcheck(
 		 * Iterate thru all the inodes in the file system,
 		 * adjusting the corresponding dquot counters
 		 */
-		if ((error = xfs_bulkstat(mp, &lastino, &count,
-				 xfs_qm_internalqcheck_adjust, NULL,
-				 0, NULL, BULKSTAT_FG_IGET, &done))) {
+		error = xfs_bulkstat(mp, &lastino, &count,
+				 xfs_qm_internalqcheck_adjust,
+				 0, NULL, &done);
+		if (error) {
+			cmn_err(CE_DEBUG, "Bulkstat returned error 0x%x", error);
 			break;
 		}
-	} while (! done);
-	if (error) {
-		cmn_err(CE_DEBUG, "Bulkstat returned error 0x%x", error);
-	}
+	} while (!done);
+
 	cmn_err(CE_DEBUG, "Checking results against system dquots");
 	for (i = 0; i < qmtest_hashmask; i++) {
 		h1 = &qmtest_udqtab[i];
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c
index 37a6f62..4e7f02b 100644
--- a/fs/xfs/xfs_fsops.c
+++ b/fs/xfs/xfs_fsops.c
@@ -57,6 +57,9 @@ xfs_fs_geometry(
 	xfs_fsop_geom_t		*geo,
 	int			new_version)
 {
+
+	memset(geo, 0, sizeof(*geo));
+
 	geo->blocksize = mp->m_sb.sb_blocksize;
 	geo->rtextsize = mp->m_sb.sb_rextsize;
 	geo->agblocks = mp->m_sb.sb_agblocks;
diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c
index 9d884c1..eb779af 100644
--- a/fs/xfs/xfs_ialloc.c
+++ b/fs/xfs/xfs_ialloc.c
@@ -1203,6 +1203,67 @@ error0:
 	return error;
 }
 
+STATIC int
+xfs_imap_lookup(
+	struct xfs_mount	*mp,
+	struct xfs_trans	*tp,
+	xfs_agnumber_t		agno,
+	xfs_agino_t		agino,
+	xfs_agblock_t		agbno,
+	xfs_agblock_t		*chunk_agbno,
+	xfs_agblock_t		*offset_agbno,
+	int			flags)
+{
+	struct xfs_inobt_rec_incore rec;
+	struct xfs_btree_cur	*cur;
+	struct xfs_buf		*agbp;
+	int			error;
+	int			i;
+
+	error = xfs_ialloc_read_agi(mp, tp, agno, &agbp);
+	if (error) {
+		xfs_fs_cmn_err(CE_ALERT, mp, "xfs_imap: "
+				"xfs_ialloc_read_agi() returned "
+				"error %d, agno %d",
+				error, agno);
+		return error;
+	}
+
+	/*
+	 * Lookup the inode record for the given agino. If the record cannot be
+	 * found, then it's an invalid inode number and we should abort. Once
+	 * we have a record, we need to ensure it contains the inode number
+	 * we are looking up.
+	 */
+	cur = xfs_inobt_init_cursor(mp, tp, agbp, agno);
+	error = xfs_inobt_lookup(cur, agino, XFS_LOOKUP_LE, &i);
+	if (!error) {
+		if (i)
+			error = xfs_inobt_get_rec(cur, &rec, &i);
+		if (!error && i == 0)
+			error = EINVAL;
+	}
+
+	xfs_trans_brelse(tp, agbp);
+	xfs_btree_del_cursor(cur, XFS_BTREE_NOERROR);
+	if (error)
+		return error;
+
+	/* check that the returned record contains the required inode */
+	if (rec.ir_startino > agino ||
+	    rec.ir_startino + XFS_IALLOC_INODES(mp) <= agino)
+		return EINVAL;
+
+	/* for untrusted inodes check it is allocated first */
+	if ((flags & XFS_IGET_UNTRUSTED) &&
+	    (rec.ir_free & XFS_INOBT_MASK(agino - rec.ir_startino)))
+		return EINVAL;
+
+	*chunk_agbno = XFS_AGINO_TO_AGBNO(mp, rec.ir_startino);
+	*offset_agbno = agbno - *chunk_agbno;
+	return 0;
+}
+
 /*
  * Return the location of the inode in imap, for mapping it into a buffer.
  */
@@ -1235,8 +1296,11 @@ xfs_imap(
 	if (agno >= mp->m_sb.sb_agcount || agbno >= mp->m_sb.sb_agblocks ||
 	    ino != XFS_AGINO_TO_INO(mp, agno, agino)) {
 #ifdef DEBUG
-		/* no diagnostics for bulkstat, ino comes from userspace */
-		if (flags & XFS_IGET_BULKSTAT)
+		/*
+		 * Don't output diagnostic information for untrusted inodes
+		 * as they can be invalid without implying corruption.
+		 */
+		if (flags & XFS_IGET_UNTRUSTED)
 			return XFS_ERROR(EINVAL);
 		if (agno >= mp->m_sb.sb_agcount) {
 			xfs_fs_cmn_err(CE_ALERT, mp,
@@ -1263,6 +1327,23 @@ xfs_imap(
 		return XFS_ERROR(EINVAL);
 	}
 
+	blks_per_cluster = XFS_INODE_CLUSTER_SIZE(mp) >> mp->m_sb.sb_blocklog;
+
+	/*
+	 * For bulkstat and handle lookups, we have an untrusted inode number
+	 * that we have to verify is valid. We cannot do this just by reading
+	 * the inode buffer as it may have been unlinked and removed leaving
+	 * inodes in stale state on disk. Hence we have to do a btree lookup
+	 * in all cases where an untrusted inode number is passed.
+	 */
+	if (flags & XFS_IGET_UNTRUSTED) {
+		error = xfs_imap_lookup(mp, tp, agno, agino, agbno,
+					&chunk_agbno, &offset_agbno, flags);
+		if (error)
+			return error;
+		goto out_map;
+	}
+
 	/*
 	 * If the inode cluster size is the same as the blocksize or
 	 * smaller we get to the buffer by simple arithmetics.
@@ -1277,24 +1358,6 @@ xfs_imap(
 		return 0;
 	}
 
-	blks_per_cluster = XFS_INODE_CLUSTER_SIZE(mp) >> mp->m_sb.sb_blocklog;
-
-	/*
-	 * If we get a block number passed from bulkstat we can use it to
-	 * find the buffer easily.
-	 */
-	if (imap->im_blkno) {
-		offset = XFS_INO_TO_OFFSET(mp, ino);
-		ASSERT(offset < mp->m_sb.sb_inopblock);
-
-		cluster_agbno = xfs_daddr_to_agbno(mp, imap->im_blkno);
-		offset += (agbno - cluster_agbno) * mp->m_sb.sb_inopblock;
-
-		imap->im_len = XFS_FSB_TO_BB(mp, blks_per_cluster);
-		imap->im_boffset = (ushort)(offset << mp->m_sb.sb_inodelog);
-		return 0;
-	}
-
 	/*
 	 * If the inode chunks are aligned then use simple maths to
 	 * find the location. Otherwise we have to do a btree
@@ -1304,50 +1367,13 @@ xfs_imap(
 		offset_agbno = agbno & mp->m_inoalign_mask;
 		chunk_agbno = agbno - offset_agbno;
 	} else {
-		xfs_btree_cur_t	*cur;	/* inode btree cursor */
-		xfs_inobt_rec_incore_t chunk_rec;
-		xfs_buf_t	*agbp;	/* agi buffer */
-		int		i;	/* temp state */
-
-		error = xfs_ialloc_read_agi(mp, tp, agno, &agbp);
-		if (error) {
-			xfs_fs_cmn_err(CE_ALERT, mp, "xfs_imap: "
-					"xfs_ialloc_read_agi() returned "
-					"error %d, agno %d",
-					error, agno);
-			return error;
-		}
-
-		cur = xfs_inobt_init_cursor(mp, tp, agbp, agno);
-		error = xfs_inobt_lookup(cur, agino, XFS_LOOKUP_LE, &i);
-		if (error) {
-			xfs_fs_cmn_err(CE_ALERT, mp, "xfs_imap: "
-					"xfs_inobt_lookup() failed");
-			goto error0;
-		}
-
-		error = xfs_inobt_get_rec(cur, &chunk_rec, &i);
-		if (error) {
-			xfs_fs_cmn_err(CE_ALERT, mp, "xfs_imap: "
-					"xfs_inobt_get_rec() failed");
-			goto error0;
-		}
-		if (i == 0) {
-#ifdef DEBUG
-			xfs_fs_cmn_err(CE_ALERT, mp, "xfs_imap: "
-					"xfs_inobt_get_rec() failed");
-#endif /* DEBUG */
-			error = XFS_ERROR(EINVAL);
-		}
- error0:
-		xfs_trans_brelse(tp, agbp);
-		xfs_btree_del_cursor(cur, XFS_BTREE_NOERROR);
+		error = xfs_imap_lookup(mp, tp, agno, agino, agbno,
+					&chunk_agbno, &offset_agbno, flags);
 		if (error)
 			return error;
-		chunk_agbno = XFS_AGINO_TO_AGBNO(mp, chunk_rec.ir_startino);
-		offset_agbno = agbno - chunk_agbno;
 	}
 
+out_map:
 	ASSERT(agbno >= chunk_agbno);
 	cluster_agbno = chunk_agbno +
 		((offset_agbno / blks_per_cluster) * blks_per_cluster);
diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c
index 6845db9..5ac3be0 100644
--- a/fs/xfs/xfs_iget.c
+++ b/fs/xfs/xfs_iget.c
@@ -259,7 +259,6 @@ xfs_iget_cache_miss(
 	xfs_trans_t		*tp,
 	xfs_ino_t		ino,
 	struct xfs_inode	**ipp,
-	xfs_daddr_t		bno,
 	int			flags,
 	int			lock_flags)
 {
@@ -272,7 +271,7 @@ xfs_iget_cache_miss(
 	if (!ip)
 		return ENOMEM;
 
-	error = xfs_iread(mp, tp, ip, bno, flags);
+	error = xfs_iread(mp, tp, ip, flags);
 	if (error)
 		goto out_destroy;
 
@@ -358,8 +357,6 @@ out_destroy:
  *        within the file system for the inode being requested.
  * lock_flags -- flags indicating how to lock the inode.  See the comment
  *		 for xfs_ilock() for a list of valid values.
- * bno -- the block number starting the buffer containing the inode,
- *	  if known (as by bulkstat), else 0.
  */
 int
 xfs_iget(
@@ -368,8 +365,7 @@ xfs_iget(
 	xfs_ino_t	ino,
 	uint		flags,
 	uint		lock_flags,
-	xfs_inode_t	**ipp,
-	xfs_daddr_t	bno)
+	xfs_inode_t	**ipp)
 {
 	xfs_inode_t	*ip;
 	int		error;
@@ -400,7 +396,7 @@ again:
 		read_unlock(&pag->pag_ici_lock);
 		XFS_STATS_INC(xs_ig_missed);
 
-		error = xfs_iget_cache_miss(mp, pag, tp, ino, &ip, bno,
+		error = xfs_iget_cache_miss(mp, pag, tp, ino, &ip,
 							flags, lock_flags);
 		if (error)
 			goto out_error_or_again;
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 0ffd564..7aaaf52 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -177,7 +177,7 @@ xfs_imap_to_bp(
 		if (unlikely(XFS_TEST_ERROR(!di_ok, mp,
 						XFS_ERRTAG_ITOBP_INOTOBP,
 						XFS_RANDOM_ITOBP_INOTOBP))) {
-			if (iget_flags & XFS_IGET_BULKSTAT) {
+			if (iget_flags & XFS_IGET_UNTRUSTED) {
 				xfs_trans_brelse(tp, bp);
 				return XFS_ERROR(EINVAL);
 			}
@@ -787,7 +787,6 @@ xfs_iread(
 	xfs_mount_t	*mp,
 	xfs_trans_t	*tp,
 	xfs_inode_t	*ip,
-	xfs_daddr_t	bno,
 	uint		iget_flags)
 {
 	xfs_buf_t	*bp;
@@ -797,11 +796,9 @@ xfs_iread(
 	/*
 	 * Fill in the location information in the in-core inode.
 	 */
-	ip->i_imap.im_blkno = bno;
 	error = xfs_imap(mp, tp, ip->i_ino, &ip->i_imap, iget_flags);
 	if (error)
 		return error;
-	ASSERT(bno == 0 || bno == ip->i_imap.im_blkno);
 
 	/*
 	 * Get pointers to the on-disk inode and the buffer containing it.
diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index 9965e40..78550df 100644
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -442,7 +442,7 @@ static inline void xfs_ifunlock(xfs_inode_t *ip)
  * xfs_iget.c prototypes.
  */
 int		xfs_iget(struct xfs_mount *, struct xfs_trans *, xfs_ino_t,
-			 uint, uint, xfs_inode_t **, xfs_daddr_t);
+			 uint, uint, xfs_inode_t **);
 void		xfs_iput(xfs_inode_t *, uint);
 void		xfs_iput_new(xfs_inode_t *, uint);
 void		xfs_ilock(xfs_inode_t *, uint);
@@ -500,7 +500,7 @@ do { \
  * Flags for xfs_iget()
  */
 #define XFS_IGET_CREATE		0x1
-#define XFS_IGET_BULKSTAT	0x2
+#define XFS_IGET_UNTRUSTED	0x2
 
 int		xfs_inotobp(struct xfs_mount *, struct xfs_trans *,
 			    xfs_ino_t, struct xfs_dinode **,
@@ -509,7 +509,7 @@ int		xfs_itobp(struct xfs_mount *, struct xfs_trans *,
 			  struct xfs_inode *, struct xfs_dinode **,
 			  struct xfs_buf **, uint);
 int		xfs_iread(struct xfs_mount *, struct xfs_trans *,
-			  struct xfs_inode *, xfs_daddr_t, uint);
+			  struct xfs_inode *, uint);
 void		xfs_dinode_to_disk(struct xfs_dinode *,
 				   struct xfs_icdinode *);
 void		xfs_idestroy_fork(struct xfs_inode *, int);
diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c
index b1b801e..2b86f86 100644
--- a/fs/xfs/xfs_itable.c
+++ b/fs/xfs/xfs_itable.c
@@ -49,24 +49,40 @@ xfs_internal_inum(
 		 (ino == mp->m_sb.sb_uquotino || ino == mp->m_sb.sb_gquotino)));
 }
 
-STATIC int
-xfs_bulkstat_one_iget(
-	xfs_mount_t	*mp,		/* mount point for filesystem */
-	xfs_ino_t	ino,		/* inode number to get data for */
-	xfs_daddr_t	bno,		/* starting bno of inode cluster */
-	xfs_bstat_t	*buf,		/* return buffer */
-	int		*stat)		/* BULKSTAT_RV_... */
+/*
+ * Return stat information for one inode.
+ * Return 0 if ok, else errno.
+ */
+int
+xfs_bulkstat_one_int(
+	struct xfs_mount	*mp,		/* mount point for filesystem */
+	xfs_ino_t		ino,		/* inode to get data for */
+	void __user		*buffer,	/* buffer to place output in */
+	int			ubsize,		/* size of buffer */
+	bulkstat_one_fmt_pf	formatter,	/* formatter, copy to user */
+	int			*ubused,	/* bytes used by me */
+	int			*stat)		/* BULKSTAT_RV_... */
 {
-	xfs_icdinode_t	*dic;	/* dinode core info pointer */
-	xfs_inode_t	*ip;		/* incore inode pointer */
-	struct inode	*inode;
-	int		error;
+	struct xfs_icdinode	*dic;		/* dinode core info pointer */
+	struct xfs_inode	*ip;		/* incore inode pointer */
+	struct inode		*inode;
+	struct xfs_bstat	*buf;		/* return buffer */
+	int			error = 0;	/* error value */
+
+	*stat = BULKSTAT_RV_NOTHING;
+
+	if (!buffer || xfs_internal_inum(mp, ino))
+		return XFS_ERROR(EINVAL);
+
+	buf = kmem_alloc(sizeof(*buf), KM_SLEEP | KM_MAYFAIL);
+	if (!buf)
+		return XFS_ERROR(ENOMEM);
 
 	error = xfs_iget(mp, NULL, ino,
-			 XFS_IGET_BULKSTAT, XFS_ILOCK_SHARED, &ip, bno);
+			 XFS_IGET_UNTRUSTED, XFS_ILOCK_SHARED, &ip);
 	if (error) {
 		*stat = BULKSTAT_RV_NOTHING;
-		return error;
+		goto out_free;
 	}
 
 	ASSERT(ip != NULL);
@@ -127,77 +143,16 @@ xfs_bulkstat_one_iget(
 		buf->bs_blocks = dic->di_nblocks + ip->i_delayed_blks;
 		break;
 	}
-
 	xfs_iput(ip, XFS_ILOCK_SHARED);
-	return error;
-}
 
-STATIC void
-xfs_bulkstat_one_dinode(
-	xfs_mount_t	*mp,		/* mount point for filesystem */
-	xfs_ino_t	ino,		/* inode number to get data for */
-	xfs_dinode_t	*dic,		/* dinode inode pointer */
-	xfs_bstat_t	*buf)		/* return buffer */
-{
-	/*
-	 * The inode format changed when we moved the link count and
-	 * made it 32 bits long.  If this is an old format inode,
-	 * convert it in memory to look like a new one.  If it gets
-	 * flushed to disk we will convert back before flushing or
-	 * logging it.  We zero out the new projid field and the old link
-	 * count field.  We'll handle clearing the pad field (the remains
-	 * of the old uuid field) when we actually convert the inode to
-	 * the new format. We don't change the version number so that we
-	 * can distinguish this from a real new format inode.
-	 */
-	if (dic->di_version == 1) {
-		buf->bs_nlink = be16_to_cpu(dic->di_onlink);
-		buf->bs_projid = 0;
-	} else {
-		buf->bs_nlink = be32_to_cpu(dic->di_nlink);
-		buf->bs_projid = be16_to_cpu(dic->di_projid);
-	}
+	error = formatter(buffer, ubsize, ubused, buf);
 
-	buf->bs_ino = ino;
-	buf->bs_mode = be16_to_cpu(dic->di_mode);
-	buf->bs_uid = be32_to_cpu(dic->di_uid);
-	buf->bs_gid = be32_to_cpu(dic->di_gid);
-	buf->bs_size = be64_to_cpu(dic->di_size);
-	buf->bs_atime.tv_sec = be32_to_cpu(dic->di_atime.t_sec);
-	buf->bs_atime.tv_nsec = be32_to_cpu(dic->di_atime.t_nsec);
-	buf->bs_mtime.tv_sec = be32_to_cpu(dic->di_mtime.t_sec);
-	buf->bs_mtime.tv_nsec = be32_to_cpu(dic->di_mtime.t_nsec);
-	buf->bs_ctime.tv_sec = be32_to_cpu(dic->di_ctime.t_sec);
-	buf->bs_ctime.tv_nsec = be32_to_cpu(dic->di_ctime.t_nsec);
-	buf->bs_xflags = xfs_dic2xflags(dic);
-	buf->bs_extsize = be32_to_cpu(dic->di_extsize) << mp->m_sb.sb_blocklog;
-	buf->bs_extents = be32_to_cpu(dic->di_nextents);
-	buf->bs_gen = be32_to_cpu(dic->di_gen);
-	memset(buf->bs_pad, 0, sizeof(buf->bs_pad));
-	buf->bs_dmevmask = be32_to_cpu(dic->di_dmevmask);
-	buf->bs_dmstate = be16_to_cpu(dic->di_dmstate);
-	buf->bs_aextents = be16_to_cpu(dic->di_anextents);
-	buf->bs_forkoff = XFS_DFORK_BOFF(dic);
+	if (!error)
+		*stat = BULKSTAT_RV_DIDONE;
 
-	switch (dic->di_format) {
-	case XFS_DINODE_FMT_DEV:
-		buf->bs_rdev = xfs_dinode_get_rdev(dic);
-		buf->bs_blksize = BLKDEV_IOSIZE;
-		buf->bs_blocks = 0;
-		break;
-	case XFS_DINODE_FMT_LOCAL:
-	case XFS_DINODE_FMT_UUID:
-		buf->bs_rdev = 0;
-		buf->bs_blksize = mp->m_sb.sb_blocksize;
-		buf->bs_blocks = 0;
-		break;
-	case XFS_DINODE_FMT_EXTENTS:
-	case XFS_DINODE_FMT_BTREE:
-		buf->bs_rdev = 0;
-		buf->bs_blksize = mp->m_sb.sb_blocksize;
-		buf->bs_blocks = be64_to_cpu(dic->di_nblocks);
-		break;
-	}
+ out_free:
+	kmem_free(buf);
+	return error;
 }
 
 /* Return 0 on success or positive error */
@@ -217,118 +172,17 @@ xfs_bulkstat_one_fmt(
 	return 0;
 }
 
-/*
- * Return stat information for one inode.
- * Return 0 if ok, else errno.
- */
-int		   	    		/* error status */
-xfs_bulkstat_one_int(
-	xfs_mount_t	*mp,		/* mount point for filesystem */
-	xfs_ino_t	ino,		/* inode number to get data for */
-	void		__user *buffer,	/* buffer to place output in */
-	int		ubsize,		/* size of buffer */
-	bulkstat_one_fmt_pf formatter,	/* formatter, copy to user */
-	xfs_daddr_t	bno,		/* starting bno of inode cluster */
-	int		*ubused,	/* bytes used by me */
-	void		*dibuff,	/* on-disk inode buffer */
-	int		*stat)		/* BULKSTAT_RV_... */
-{
-	xfs_bstat_t	*buf;		/* return buffer */
-	int		error = 0;	/* error value */
-	xfs_dinode_t	*dip;		/* dinode inode pointer */
-
-	dip = (xfs_dinode_t *)dibuff;
-	*stat = BULKSTAT_RV_NOTHING;
-
-	if (!buffer || xfs_internal_inum(mp, ino))
-		return XFS_ERROR(EINVAL);
-
-	buf = kmem_alloc(sizeof(*buf), KM_SLEEP);
-
-	if (dip == NULL) {
-		/* We're not being passed a pointer to a dinode.  This happens
-		 * if BULKSTAT_FG_IGET is selected.  Do the iget.
-		 */
-		error = xfs_bulkstat_one_iget(mp, ino, bno, buf, stat);
-		if (error)
-			goto out_free;
-	} else {
-		xfs_bulkstat_one_dinode(mp, ino, dip, buf);
-	}
-
-	error = formatter(buffer, ubsize, ubused, buf);
-	if (error)
-		goto out_free;
-
-	*stat = BULKSTAT_RV_DIDONE;
-
- out_free:
-	kmem_free(buf);
-	return error;
-}
-
 int
 xfs_bulkstat_one(
 	xfs_mount_t	*mp,		/* mount point for filesystem */
 	xfs_ino_t	ino,		/* inode number to get data for */
 	void		__user *buffer,	/* buffer to place output in */
 	int		ubsize,		/* size of buffer */
-	void		*private_data,	/* my private data */
-	xfs_daddr_t	bno,		/* starting bno of inode cluster */
 	int		*ubused,	/* bytes used by me */
-	void		*dibuff,	/* on-disk inode buffer */
 	int		*stat)		/* BULKSTAT_RV_... */
 {
 	return xfs_bulkstat_one_int(mp, ino, buffer, ubsize,
-				    xfs_bulkstat_one_fmt, bno,
-				    ubused, dibuff, stat);
-}
-
-/*
- * Test to see whether we can use the ondisk inode directly, based
- * on the given bulkstat flags, filling in dipp accordingly.
- * Returns zero if the inode is dodgey.
- */
-STATIC int
-xfs_bulkstat_use_dinode(
-	xfs_mount_t	*mp,
-	int		flags,
-	xfs_buf_t	*bp,
-	int		clustidx,
-	xfs_dinode_t	**dipp)
-{
-	xfs_dinode_t	*dip;
-	unsigned int	aformat;
-
-	*dipp = NULL;
-	if (!bp || (flags & BULKSTAT_FG_IGET))
-		return 1;
-	dip = (xfs_dinode_t *)
-			xfs_buf_offset(bp, clustidx << mp->m_sb.sb_inodelog);
-	/*
-	 * Check the buffer containing the on-disk inode for di_mode == 0.
-	 * This is to prevent xfs_bulkstat from picking up just reclaimed
-	 * inodes that have their in-core state initialized but not flushed
-	 * to disk yet. This is a temporary hack that would require a proper
-	 * fix in the future.
-	 */
-	if (be16_to_cpu(dip->di_magic) != XFS_DINODE_MAGIC ||
-	    !XFS_DINODE_GOOD_VERSION(dip->di_version) ||
-	    !dip->di_mode)
-		return 0;
-	if (flags & BULKSTAT_FG_QUICK) {
-		*dipp = dip;
-		return 1;
-	}
-	/* BULKSTAT_FG_INLINE: if attr fork is local, or not there, use it */
-	aformat = dip->di_aformat;
-	if ((XFS_DFORK_Q(dip) == 0) ||
-	    (aformat == XFS_DINODE_FMT_LOCAL) ||
-	    (aformat == XFS_DINODE_FMT_EXTENTS && !dip->di_anextents)) {
-		*dipp = dip;
-		return 1;
-	}
-	return 1;
+				    xfs_bulkstat_one_fmt, ubused, stat);
 }
 
 #define XFS_BULKSTAT_UBLEFT(ubleft)	((ubleft) >= statstruct_size)
@@ -342,10 +196,8 @@ xfs_bulkstat(
 	xfs_ino_t		*lastinop, /* last inode returned */
 	int			*ubcountp, /* size of buffer/count returned */
 	bulkstat_one_pf		formatter, /* func that'd fill a single buf */
-	void			*private_data,/* private data for formatter */
 	size_t			statstruct_size, /* sizeof struct filling */
 	char			__user *ubuffer, /* buffer with inode stats */
-	int			flags,	/* defined in xfs_itable.h */
 	int			*done)	/* 1 if there are more stats to get */
 {
 	xfs_agblock_t		agbno=0;/* allocation group block number */
@@ -380,14 +232,12 @@ xfs_bulkstat(
 	int			ubelem;	/* spaces used in user's buffer */
 	int			ubused;	/* bytes used by formatter */
 	xfs_buf_t		*bp;	/* ptr to on-disk inode cluster buf */
-	xfs_dinode_t		*dip;	/* ptr into bp for specific inode */
 
 	/*
 	 * Get the last inode value, see if there's nothing to do.
 	 */
 	ino = (xfs_ino_t)*lastinop;
 	lastino = ino;
-	dip = NULL;
 	agno = XFS_INO_TO_AGNO(mp, ino);
 	agino = XFS_INO_TO_AGINO(mp, ino);
 	if (agno >= mp->m_sb.sb_agcount ||
@@ -612,37 +462,6 @@ xfs_bulkstat(
 							irbp->ir_startino) +
 						((chunkidx & nimask) >>
 						 mp->m_sb.sb_inopblog);
-
-					if (flags & (BULKSTAT_FG_QUICK |
-						     BULKSTAT_FG_INLINE)) {
-						int offset;
-
-						ino = XFS_AGINO_TO_INO(mp, agno,
-								       agino);
-						bno = XFS_AGB_TO_DADDR(mp, agno,
-								       agbno);
-
-						/*
-						 * Get the inode cluster buffer
-						 */
-						if (bp)
-							xfs_buf_relse(bp);
-
-						error = xfs_inotobp(mp, NULL, ino, &dip,
-								    &bp, &offset,
-								    XFS_IGET_BULKSTAT);
-
-						if (!error)
-							clustidx = offset / mp->m_sb.sb_inodesize;
-						if (XFS_TEST_ERROR(error != 0,
-								   mp, XFS_ERRTAG_BULKSTAT_READ_CHUNK,
-								   XFS_RANDOM_BULKSTAT_READ_CHUNK)) {
-							bp = NULL;
-							ubleft = 0;
-							rval = error;
-							break;
-						}
-					}
 				}
 				ino = XFS_AGINO_TO_INO(mp, agno, agino);
 				bno = XFS_AGB_TO_DADDR(mp, agno, agbno);
@@ -658,35 +477,13 @@ xfs_bulkstat(
 				 * when the chunk is used up.
 				 */
 				irbp->ir_freecount++;
-				if (!xfs_bulkstat_use_dinode(mp, flags, bp,
-							     clustidx, &dip)) {
-					lastino = ino;
-					continue;
-				}
-				/*
-				 * If we need to do an iget, cannot hold bp.
-				 * Drop it, until starting the next cluster.
-				 */
-				if ((flags & BULKSTAT_FG_INLINE) && !dip) {
-					if (bp)
-						xfs_buf_relse(bp);
-					bp = NULL;
-				}
 
 				/*
 				 * Get the inode and fill in a single buffer.
-				 * BULKSTAT_FG_QUICK uses dip to fill it in.
-				 * BULKSTAT_FG_IGET uses igets.
-				 * BULKSTAT_FG_INLINE uses dip if we have an
-				 * inline attr fork, else igets.
-				 * See: xfs_bulkstat_one & xfs_dm_bulkstat_one.
-				 * This is also used to count inodes/blks, etc
-				 * in xfs_qm_quotacheck.
 				 */
 				ubused = statstruct_size;
-				error = formatter(mp, ino, ubufp,
-						ubleft, private_data,
-						bno, &ubused, dip, &fmterror);
+				error = formatter(mp, ino, ubufp, ubleft,
+						  &ubused, &fmterror);
 				if (fmterror == BULKSTAT_RV_NOTHING) {
 					if (error && error != ENOENT &&
 						error != EINVAL) {
@@ -778,8 +575,7 @@ xfs_bulkstat_single(
 	 */
 
 	ino = (xfs_ino_t)*lastinop;
-	error = xfs_bulkstat_one(mp, ino, buffer, sizeof(xfs_bstat_t),
-				 NULL, 0, NULL, NULL, &res);
+	error = xfs_bulkstat_one(mp, ino, buffer, sizeof(xfs_bstat_t), 0, &res);
 	if (error) {
 		/*
 		 * Special case way failed, do it the "long" way
@@ -788,8 +584,7 @@ xfs_bulkstat_single(
 		(*lastinop)--;
 		count = 1;
 		if (xfs_bulkstat(mp, lastinop, &count, xfs_bulkstat_one,
-				NULL, sizeof(xfs_bstat_t), buffer,
-				BULKSTAT_FG_IGET, done))
+				sizeof(xfs_bstat_t), buffer, done))
 			return error;
 		if (count == 0 || (xfs_ino_t)*lastinop != ino)
 			return error == EFSCORRUPTED ?
diff --git a/fs/xfs/xfs_itable.h b/fs/xfs/xfs_itable.h
index 20792bf..97295d9 100644
--- a/fs/xfs/xfs_itable.h
+++ b/fs/xfs/xfs_itable.h
@@ -27,10 +27,7 @@ typedef int (*bulkstat_one_pf)(struct xfs_mount	*mp,
 			       xfs_ino_t	ino,
 			       void		__user *buffer,
 			       int		ubsize,
-			       void		*private_data,
-			       xfs_daddr_t	bno,
 			       int		*ubused,
-			       void		*dip,
 			       int		*stat);
 
 /*
@@ -41,13 +38,6 @@ typedef int (*bulkstat_one_pf)(struct xfs_mount	*mp,
 #define BULKSTAT_RV_GIVEUP	2
 
 /*
- * Values for bulkstat flag argument.
- */
-#define BULKSTAT_FG_IGET	0x1	/* Go through the buffer cache */
-#define BULKSTAT_FG_QUICK	0x2	/* No iget, walk the dinode cluster */
-#define BULKSTAT_FG_INLINE	0x4	/* No iget if inline attrs */
-
-/*
  * Return stat information in bulk (by-inode) for the filesystem.
  */
 int					/* error status */
@@ -56,10 +46,8 @@ xfs_bulkstat(
 	xfs_ino_t	*lastino,	/* last inode returned */
 	int		*count,		/* size of buffer/count returned */
 	bulkstat_one_pf formatter,	/* func that'd fill a single buf */
-	void		*private_data,	/* private data for formatter */
 	size_t		statstruct_size,/* sizeof struct that we're filling */
 	char		__user *ubuffer,/* buffer with inode stats */
-	int		flags,		/* flag to control access method */
 	int		*done);		/* 1 if there are more stats to get */
 
 int
@@ -82,9 +70,7 @@ xfs_bulkstat_one_int(
 	void			__user *buffer,
 	int			ubsize,
 	bulkstat_one_fmt_pf	formatter,
-	xfs_daddr_t		bno,
 	int			*ubused,
-	void			*dibuff,
 	int			*stat);
 
 int
@@ -93,10 +79,7 @@ xfs_bulkstat_one(
 	xfs_ino_t		ino,
 	void			__user *buffer,
 	int			ubsize,
-	void			*private_data,
-	xfs_daddr_t		bno,
 	int			*ubused,
-	void			*dibuff,
 	int			*stat);
 
 typedef int (*inumbers_fmt_pf)(
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 22e6efd..4b2e742 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -3139,7 +3139,7 @@ xlog_recover_process_one_iunlink(
 	int				error;
 
 	ino = XFS_AGINO_TO_INO(mp, agno, agino);
-	error = xfs_iget(mp, NULL, ino, 0, 0, &ip, 0);
+	error = xfs_iget(mp, NULL, ino, 0, 0, &ip);
 	if (error)
 		goto fail;
 
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index e79b56b..2815141 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -1310,7 +1310,7 @@ xfs_mountfs(
 	 * Get and sanity-check the root inode.
 	 * Save the pointer to it in the mount structure.
 	 */
-	error = xfs_iget(mp, NULL, sbp->sb_rootino, 0, XFS_ILOCK_EXCL, &rip, 0);
+	error = xfs_iget(mp, NULL, sbp->sb_rootino, 0, XFS_ILOCK_EXCL, &rip);
 	if (error) {
 		cmn_err(CE_WARN, "XFS: failed to read root inode");
 		goto out_log_dealloc;
diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
index 6be05f7..17bd576 100644
--- a/fs/xfs/xfs_rtalloc.c
+++ b/fs/xfs/xfs_rtalloc.c
@@ -2277,12 +2277,12 @@ xfs_rtmount_inodes(
 	sbp = &mp->m_sb;
 	if (sbp->sb_rbmino == NULLFSINO)
 		return 0;
-	error = xfs_iget(mp, NULL, sbp->sb_rbmino, 0, 0, &mp->m_rbmip, 0);
+	error = xfs_iget(mp, NULL, sbp->sb_rbmino, 0, 0, &mp->m_rbmip);
 	if (error)
 		return error;
 	ASSERT(mp->m_rbmip != NULL);
 	ASSERT(sbp->sb_rsumino != NULLFSINO);
-	error = xfs_iget(mp, NULL, sbp->sb_rsumino, 0, 0, &mp->m_rsumip, 0);
+	error = xfs_iget(mp, NULL, sbp->sb_rsumino, 0, 0, &mp->m_rsumip);
 	if (error) {
 		IRELE(mp->m_rbmip);
 		return error;
diff --git a/fs/xfs/xfs_trans_inode.c b/fs/xfs/xfs_trans_inode.c
index 785ff10..2559dfe 100644
--- a/fs/xfs/xfs_trans_inode.c
+++ b/fs/xfs/xfs_trans_inode.c
@@ -62,7 +62,7 @@ xfs_trans_iget(
 {
 	int			error;
 
-	error = xfs_iget(mp, tp, ino, flags, lock_flags, ipp, 0);
+	error = xfs_iget(mp, tp, ino, flags, lock_flags, ipp);
 	if (!error && tp)
 		xfs_trans_ijoin(tp, *ipp, lock_flags);
 	return error;
diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index 9d376be..4498f07 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -1269,7 +1269,7 @@ xfs_lookup(
 	if (error)
 		goto out;
 
-	error = xfs_iget(dp->i_mount, NULL, inum, 0, 0, ipp, 0);
+	error = xfs_iget(dp->i_mount, NULL, inum, 0, 0, ipp);
 	if (error)
 		goto out_free_name;
 
diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h
index 883c1d4..40b1f0e 100644
--- a/include/drm/drm_pciids.h
+++ b/include/drm/drm_pciids.h
@@ -28,7 +28,6 @@
 	{0x1002, 0x4156, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV350}, \
 	{0x1002, 0x4237, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS200|RADEON_IS_IGP}, \
 	{0x1002, 0x4242, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R200}, \
-	{0x1002, 0x4243, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R200}, \
 	{0x1002, 0x4336, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS100|RADEON_IS_IGP|RADEON_IS_MOBILITY}, \
 	{0x1002, 0x4337, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS200|RADEON_IS_IGP|RADEON_IS_MOBILITY}, \
 	{0x1002, 0x4437, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS200|RADEON_IS_IGP|RADEON_IS_MOBILITY}, \
diff --git a/include/keys/rxrpc-type.h b/include/keys/rxrpc-type.h
index 5cb86c3..fc48754 100644
--- a/include/keys/rxrpc-type.h
+++ b/include/keys/rxrpc-type.h
@@ -99,7 +99,6 @@ struct rxrpc_key_token {
  * structure of raw payloads passed to add_key() or instantiate key
  */
 struct rxrpc_key_data_v1 {
-	u32		kif_version;		/* 1 */
 	u16		security_index;
 	u16		ticket_length;
 	u32		expiry;			/* time_t */
diff --git a/include/linux/cred.h b/include/linux/cred.h
index 52507c3..7e3c45a 100644
--- a/include/linux/cred.h
+++ b/include/linux/cred.h
@@ -153,6 +153,7 @@ struct cred {
 extern void __put_cred(struct cred *);
 extern void exit_creds(struct task_struct *);
 extern int copy_creds(struct task_struct *, unsigned long);
+extern const struct cred *get_task_cred(struct task_struct *);
 extern struct cred *cred_alloc_blank(void);
 extern struct cred *prepare_creds(void);
 extern struct cred *prepare_exec_creds(void);
@@ -283,26 +284,6 @@ static inline void put_cred(const struct cred *_cred)
 	((const struct cred *)(rcu_dereference_check((task)->real_cred, rcu_read_lock_held() || lockdep_tasklist_lock_is_held())))
 
 /**
- * get_task_cred - Get another task's objective credentials
- * @task: The task to query
- *
- * Get the objective credentials of a task, pinning them so that they can't go
- * away.  Accessing a task's credentials directly is not permitted.
- *
- * The caller must make sure task doesn't go away, either by holding a ref on
- * task or by holding tasklist_lock to prevent it from being unlinked.
- */
-#define get_task_cred(task)				\
-({							\
-	struct cred *__cred;				\
-	rcu_read_lock();				\
-	__cred = (struct cred *) __task_cred((task));	\
-	get_cred(__cred);				\
-	rcu_read_unlock();				\
-	__cred;						\
-})
-
-/**
  * get_current_cred - Get the current task's subjective credentials
  *
  * Get the subjective credentials of the current task, pinning them so that
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index 01e6ade..95d9122 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -417,6 +417,7 @@ extern void unregister_ftrace_graph(void);
 
 extern void ftrace_graph_init_task(struct task_struct *t);
 extern void ftrace_graph_exit_task(struct task_struct *t);
+extern void ftrace_graph_init_idle_task(struct task_struct *t, int cpu);
 
 static inline int task_curr_ret_stack(struct task_struct *t)
 {
@@ -440,6 +441,7 @@ static inline void unpause_graph_tracing(void)
 
 static inline void ftrace_graph_init_task(struct task_struct *t) { }
 static inline void ftrace_graph_exit_task(struct task_struct *t) { }
+static inline void ftrace_graph_init_idle_task(struct task_struct *t, int cpu) { }
 
 static inline int task_curr_ret_stack(struct task_struct *tsk)
 {
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 1998495..fd80eec 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -958,7 +958,7 @@ struct ieee80211_ht_info {
 /* block-ack parameters */
 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
-#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0
+#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
 
diff --git a/include/linux/klist.h b/include/linux/klist.h
index e91a4e5..a370ce5 100644
--- a/include/linux/klist.h
+++ b/include/linux/klist.h
@@ -22,7 +22,7 @@ struct klist {
 	struct list_head	k_list;
 	void			(*get)(struct klist_node *);
 	void			(*put)(struct klist_node *);
-} __attribute__ ((aligned (4)));
+} __attribute__ ((aligned (sizeof(void *))));
 
 #define KLIST_INIT(_name, _get, _put)					\
 	{ .k_lock	= __SPIN_LOCK_UNLOCKED(_name.k_lock),		\
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 89e0fee..c66e0af 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -672,7 +672,7 @@ struct user_struct {
 	atomic_t inotify_devs;	/* How many inotify devs does this user have opened? */
 #endif
 #ifdef CONFIG_EPOLL
-	atomic_t epoll_watches;	/* The number of file descriptors currently watched */
+	atomic_long_t epoll_watches; /* The number of file descriptors currently watched */
 #endif
 #ifdef CONFIG_POSIX_MQUEUE
 	/* protected by mq_lock	*/
@@ -1071,7 +1071,7 @@ struct sched_class {
 					 struct task_struct *task);
 
 #ifdef CONFIG_FAIR_GROUP_SCHED
-	void (*moved_group) (struct task_struct *p, int on_rq);
+	void (*task_move_group) (struct task_struct *p, int on_rq);
 #endif
 };
 
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index 0a458b8..453ab95 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -324,6 +324,9 @@ extern int usb_serial_handle_sysrq_char(struct tty_struct *tty,
 					struct usb_serial_port *port,
 					unsigned int ch);
 extern int usb_serial_handle_break(struct usb_serial_port *port);
+extern void usb_serial_handle_dcd_change(struct usb_serial_port *usb_port,
+					 struct tty_struct *tty,
+					 unsigned int status);
 
 
 extern int usb_serial_bus_register(struct usb_serial_driver *device);
diff --git a/include/net/netlink.h b/include/net/netlink.h
index 4fc05b5..28c27d1 100644
--- a/include/net/netlink.h
+++ b/include/net/netlink.h
@@ -384,7 +384,7 @@ static inline int nlmsg_parse(const struct nlmsghdr *nlh, int hdrlen,
  *
  * Returns the first attribute which matches the specified type.
  */
-static inline struct nlattr *nlmsg_find_attr(struct nlmsghdr *nlh,
+static inline struct nlattr *nlmsg_find_attr(const struct nlmsghdr *nlh,
 					     int hdrlen, int attrtype)
 {
 	return nla_find(nlmsg_attrdata(nlh, hdrlen),
diff --git a/init/Kconfig b/init/Kconfig
index eb77e8c..5fe94b8 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -604,8 +604,7 @@ config RT_GROUP_SCHED
 	default n
 	help
 	  This feature lets you explicitly allocate real CPU bandwidth
-	  to users or control groups (depending on the "Basis for grouping tasks"
-	  setting below. If enabled, it will also make it impossible to
+	  to task groups. If enabled, it will also make it impossible to
 	  schedule realtime tasks for non-root users until you allocate
 	  realtime bandwidth for them.
 	  See Documentation/scheduler/sched-rt-group.txt for more information.
diff --git a/init/calibrate.c b/init/calibrate.c
index 6eb48e5..24fe022 100644
--- a/init/calibrate.c
+++ b/init/calibrate.c
@@ -66,7 +66,7 @@ static unsigned long __cpuinit calibrate_delay_direct(void)
 		pre_start = 0;
 		read_current_timer(&start);
 		start_jiffies = jiffies;
-		while (jiffies <= (start_jiffies + 1)) {
+		while (time_before_eq(jiffies, start_jiffies + 1)) {
 			pre_start = start;
 			read_current_timer(&start);
 		}
@@ -74,8 +74,8 @@ static unsigned long __cpuinit calibrate_delay_direct(void)
 
 		pre_end = 0;
 		end = post_start;
-		while (jiffies <=
-		       (start_jiffies + 1 + DELAY_CALIBRATION_TICKS)) {
+		while (time_before_eq(jiffies, start_jiffies + 1 +
+					       DELAY_CALIBRATION_TICKS)) {
 			pre_end = end;
 			read_current_timer(&end);
 		}
diff --git a/kernel/capability.c b/kernel/capability.c
index 9e4697e..2f05303 100644
--- a/kernel/capability.c
+++ b/kernel/capability.c
@@ -15,7 +15,6 @@
 #include <linux/syscalls.h>
 #include <linux/pid_namespace.h>
 #include <asm/uaccess.h>
-#include "cred-internals.h"
 
 /*
  * Leveraged for setting/resetting capabilities
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 9a50c5f..8f024fa 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -1534,8 +1534,10 @@ static int cpuset_write_resmask(struct cgroup *cgrp, struct cftype *cft,
 		return -ENODEV;
 
 	trialcs = alloc_trial_cpuset(cs);
-	if (!trialcs)
-		return -ENOMEM;
+	if (!trialcs) {
+		retval = -ENOMEM;
+		goto out;
+	}
 
 	switch (cft->private) {
 	case FILE_CPULIST:
@@ -1550,6 +1552,7 @@ static int cpuset_write_resmask(struct cgroup *cgrp, struct cftype *cft,
 	}
 
 	free_trial_cpuset(trialcs);
+out:
 	cgroup_unlock();
 	return retval;
 }
diff --git a/kernel/cred-internals.h b/kernel/cred-internals.h
deleted file mode 100644
index 2dc4fc2..0000000
--- a/kernel/cred-internals.h
+++ /dev/null
@@ -1,21 +0,0 @@
-/* Internal credentials stuff
- *
- * Copyright (C) 2008 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-
-/*
- * user.c
- */
-static inline void sched_switch_user(struct task_struct *p)
-{
-#ifdef CONFIG_USER_SCHED
-	sched_move_task(p);
-#endif	/* CONFIG_USER_SCHED */
-}
-
diff --git a/kernel/cred.c b/kernel/cred.c
index 62af181..aa66d6f 100644
--- a/kernel/cred.c
+++ b/kernel/cred.c
@@ -17,7 +17,6 @@
 #include <linux/init_task.h>
 #include <linux/security.h>
 #include <linux/cn_proc.h>
-#include "cred-internals.h"
 
 #if 0
 #define kdebug(FMT, ...) \
@@ -210,6 +209,31 @@ void exit_creds(struct task_struct *tsk)
 	}
 }
 
+/**
+ * get_task_cred - Get another task's objective credentials
+ * @task: The task to query
+ *
+ * Get the objective credentials of a task, pinning them so that they can't go
+ * away.  Accessing a task's credentials directly is not permitted.
+ *
+ * The caller must also make sure task doesn't get deleted, either by holding a
+ * ref on task or by holding tasklist_lock to prevent it from being unlinked.
+ */
+const struct cred *get_task_cred(struct task_struct *task)
+{
+	const struct cred *cred;
+
+	rcu_read_lock();
+
+	do {
+		cred = __task_cred((task));
+		BUG_ON(!cred);
+	} while (!atomic_inc_not_zero(&((struct cred *)cred)->usage));
+
+	rcu_read_unlock();
+	return cred;
+}
+
 /*
  * Allocate blank credentials, such that the credentials can be filled in at a
  * later date without risk of ENOMEM.
@@ -232,13 +256,13 @@ struct cred *cred_alloc_blank(void)
 #endif
 
 	atomic_set(&new->usage, 1);
+#ifdef CONFIG_DEBUG_CREDENTIALS
+	new->magic = CRED_MAGIC;
+#endif
 
 	if (security_cred_alloc_blank(new, GFP_KERNEL) < 0)
 		goto error;
 
-#ifdef CONFIG_DEBUG_CREDENTIALS
-	new->magic = CRED_MAGIC;
-#endif
 	return new;
 
 error:
@@ -560,8 +584,6 @@ int commit_creds(struct cred *new)
 		atomic_dec(&old->user->processes);
 	alter_cred_subscribers(old, -2);
 
-	sched_switch_user(task);
-
 	/* send notifications */
 	if (new->uid   != old->uid  ||
 	    new->euid  != old->euid ||
@@ -703,6 +725,8 @@ struct cred *prepare_kernel_cred(struct task_struct *daemon)
 	validate_creds(old);
 
 	*new = *old;
+	atomic_set(&new->usage, 1);
+	set_cred_subscribers(new, 0);
 	get_uid(new->user);
 	get_group_info(new->group_info);
 
@@ -720,8 +744,6 @@ struct cred *prepare_kernel_cred(struct task_struct *daemon)
 	if (security_prepare_creds(new, old, GFP_KERNEL) < 0)
 		goto error;
 
-	atomic_set(&new->usage, 1);
-	set_cred_subscribers(new, 0);
 	put_cred(old);
 	validate_creds(new);
 	return new;
@@ -794,7 +816,11 @@ bool creds_are_invalid(const struct cred *cred)
 	if (cred->magic != CRED_MAGIC)
 		return true;
 #ifdef CONFIG_SECURITY_SELINUX
-	if (selinux_is_enabled()) {
+	/*
+	 * cred->security == NULL if security_cred_alloc_blank() or
+	 * security_prepare_creds() returned an error.
+	 */
+	if (selinux_is_enabled() && cred->security) {
 		if ((unsigned long) cred->security < PAGE_SIZE)
 			return true;
 		if ((*(u32 *)cred->security & 0xffffff00) ==
diff --git a/kernel/exit.c b/kernel/exit.c
index a652c26..0dd27ca 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -55,7 +55,6 @@
 #include <asm/unistd.h>
 #include <asm/pgtable.h>
 #include <asm/mmu_context.h>
-#include "cred-internals.h"
 
 static void exit_mm(struct task_struct * tsk);
 
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 26b1b7b..8305828 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -1101,7 +1101,7 @@ int request_threaded_irq(unsigned int irq, irq_handler_t handler,
 	if (retval)
 		kfree(action);
 
-#ifdef CONFIG_DEBUG_SHIRQ
+#ifdef CONFIG_DEBUG_SHIRQ_FIXME
 	if (!retval && (irqflags & IRQF_SHARED)) {
 		/*
 		 * It's a shared IRQ -- the driver ought to be prepared for it
diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index be861c2..0652dcc 100644
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -1467,11 +1467,8 @@ static int
 swsusp_alloc(struct memory_bitmap *orig_bm, struct memory_bitmap *copy_bm,
 		unsigned int nr_pages, unsigned int nr_highmem)
 {
-	int error = 0;
-
 	if (nr_highmem > 0) {
-		error = get_highmem_buffer(PG_ANY);
-		if (error)
+		if (get_highmem_buffer(PG_ANY))
 			goto err_out;
 		if (nr_highmem > alloc_highmem) {
 			nr_highmem -= alloc_highmem;
@@ -1494,7 +1491,7 @@ swsusp_alloc(struct memory_bitmap *orig_bm, struct memory_bitmap *copy_bm,
 
  err_out:
 	swsusp_free();
-	return error;
+	return -ENOMEM;
 }
 
 asmlinkage int swsusp_save(void)
diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index 42ad8ae..b7b491e 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -315,7 +315,7 @@ int ptrace_detach(struct task_struct *child, unsigned int data)
 		child->exit_code = data;
 		dead = __ptrace_detach(current, child);
 		if (!child->exit_state)
-			wake_up_process(child);
+			wake_up_state(child, TASK_TRACED | TASK_STOPPED);
 	}
 	write_unlock_irq(&tasklist_lock);
 
diff --git a/kernel/sched.c b/kernel/sched.c
index 12ee156..245458e 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -541,6 +541,8 @@ struct rq {
 	struct root_domain *rd;
 	struct sched_domain *sd;
 
+	unsigned long cpu_power;
+
 	unsigned char idle_at_tick;
 	/* For active balancing */
 	int post_schedule;
@@ -1269,6 +1271,10 @@ static void resched_task(struct task_struct *p)
 static void sched_rt_avg_update(struct rq *rq, u64 rt_delta)
 {
 }
+
+static void sched_avg_update(struct rq *rq)
+{
+}
 #endif /* CONFIG_SMP */
 
 #if BITS_PER_LONG == 32
@@ -1492,24 +1498,9 @@ static unsigned long target_load(int cpu, int type)
 	return max(rq->cpu_load[type-1], total);
 }
 
-static struct sched_group *group_of(int cpu)
-{
-	struct sched_domain *sd = rcu_dereference_sched(cpu_rq(cpu)->sd);
-
-	if (!sd)
-		return NULL;
-
-	return sd->groups;
-}
-
 static unsigned long power_of(int cpu)
 {
-	struct sched_group *group = group_of(cpu);
-
-	if (!group)
-		return SCHED_LOAD_SCALE;
-
-	return group->cpu_power;
+	return cpu_rq(cpu)->cpu_power;
 }
 
 static int task_hot(struct task_struct *p, u64 now, struct sched_domain *sd);
@@ -1846,8 +1837,8 @@ static void dec_nr_running(struct rq *rq)
 static void set_load_weight(struct task_struct *p)
 {
 	if (task_has_rt_policy(p)) {
-		p->se.load.weight = prio_to_weight[0] * 2;
-		p->se.load.inv_weight = prio_to_wmult[0] >> 1;
+		p->se.load.weight = 0;
+		p->se.load.inv_weight = WMULT_CONST;
 		return;
 	}
 
@@ -3102,6 +3093,8 @@ static void update_cpu_load(struct rq *this_rq)
 		this_rq->calc_load_update += LOAD_FREQ;
 		calc_load_account_active(this_rq);
 	}
+
+	sched_avg_update(this_rq);
 }
 
 #ifdef CONFIG_SMP
@@ -5229,7 +5222,19 @@ void __cpuinit init_idle(struct task_struct *idle, int cpu)
 	idle->se.exec_start = sched_clock();
 
 	cpumask_copy(&idle->cpus_allowed, cpumask_of(cpu));
+	/*
+	 * We're having a chicken and egg problem, even though we are
+	 * holding rq->lock, the cpu isn't yet set to this cpu so the
+	 * lockdep check in task_group() will fail.
+	 *
+	 * Similar case to sched_fork(). / Alternatively we could
+	 * use task_rq_lock() here and obtain the other rq->lock.
+	 *
+	 * Silence PROVE_RCU
+	 */
+	rcu_read_lock();
 	__set_task_cpu(idle, cpu);
+	rcu_read_unlock();
 
 	rq->curr = rq->idle = idle;
 #if defined(CONFIG_SMP) && defined(__ARCH_WANT_UNLOCKED_CTXSW)
@@ -5247,7 +5252,7 @@ void __cpuinit init_idle(struct task_struct *idle, int cpu)
 	 * The idle tasks have their own, simple scheduling class:
 	 */
 	idle->sched_class = &idle_sched_class;
-	ftrace_graph_init_task(idle);
+	ftrace_graph_init_idle_task(idle, cpu);
 }
 
 /*
@@ -7775,6 +7780,7 @@ void __init sched_init(void)
 #ifdef CONFIG_SMP
 		rq->sd = NULL;
 		rq->rd = NULL;
+		rq->cpu_power = SCHED_LOAD_SCALE;
 		rq->post_schedule = 0;
 		rq->active_balance = 0;
 		rq->next_balance = jiffies;
@@ -8257,12 +8263,12 @@ void sched_move_task(struct task_struct *tsk)
 	if (unlikely(running))
 		tsk->sched_class->put_prev_task(rq, tsk);
 
-	set_task_rq(tsk, task_cpu(tsk));
-
 #ifdef CONFIG_FAIR_GROUP_SCHED
-	if (tsk->sched_class->moved_group)
-		tsk->sched_class->moved_group(tsk, on_rq);
+	if (tsk->sched_class->task_move_group)
+		tsk->sched_class->task_move_group(tsk, on_rq);
+	else
 #endif
+		set_task_rq(tsk, task_cpu(tsk));
 
 	if (unlikely(running))
 		tsk->sched_class->set_curr_task(rq);
diff --git a/kernel/sched_debug.c b/kernel/sched_debug.c
index 19be00b..db0f456 100644
--- a/kernel/sched_debug.c
+++ b/kernel/sched_debug.c
@@ -175,11 +175,6 @@ void print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq)
 	task_group_path(tg, path, sizeof(path));
 
 	SEQ_printf(m, "\ncfs_rq[%d]:%s\n", cpu, path);
-#elif defined(CONFIG_USER_SCHED) && defined(CONFIG_FAIR_GROUP_SCHED)
-	{
-		uid_t uid = cfs_rq->tg->uid;
-		SEQ_printf(m, "\ncfs_rq[%d] for UID: %u\n", cpu, uid);
-	}
 #else
 	SEQ_printf(m, "\ncfs_rq[%d]:\n", cpu);
 #endif
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index 72eb9a6..85d9dd0 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -1244,7 +1244,6 @@ static int wake_affine(struct sched_domain *sd, struct task_struct *p, int sync)
 	unsigned long this_load, load;
 	int idx, this_cpu, prev_cpu;
 	unsigned long tl_per_task;
-	unsigned int imbalance;
 	struct task_group *tg;
 	unsigned long weight;
 	int balanced;
@@ -1284,8 +1283,6 @@ static int wake_affine(struct sched_domain *sd, struct task_struct *p, int sync)
 	tg = task_group(p);
 	weight = p->se.load.weight;
 
-	imbalance = 100 + (sd->imbalance_pct - 100) / 2;
-
 	/*
 	 * In low-load situations, where prev_cpu is idle and this_cpu is idle
 	 * due to the sync cause above having dropped this_load to 0, we'll
@@ -1295,9 +1292,22 @@ static int wake_affine(struct sched_domain *sd, struct task_struct *p, int sync)
 	 * Otherwise check if either cpus are near enough in load to allow this
 	 * task to be woken on this_cpu.
 	 */
-	balanced = !this_load ||
-		100*(this_load + effective_load(tg, this_cpu, weight, weight)) <=
-		imbalance*(load + effective_load(tg, prev_cpu, 0, weight));
+	if (this_load) {
+		unsigned long this_eff_load, prev_eff_load;
+
+		this_eff_load = 100;
+		this_eff_load *= power_of(prev_cpu);
+		this_eff_load *= this_load +
+			effective_load(tg, this_cpu, weight, weight);
+
+		prev_eff_load = 100 + (sd->imbalance_pct - 100) / 2;
+		prev_eff_load *= power_of(this_cpu);
+		prev_eff_load *= load + effective_load(tg, prev_cpu, 0, weight);
+
+		balanced = this_eff_load <= prev_eff_load;
+	} else
+		balanced = true;
+
 	rcu_read_unlock();
 
 	/*
@@ -2337,8 +2347,6 @@ unsigned long scale_rt_power(int cpu)
 	struct rq *rq = cpu_rq(cpu);
 	u64 total, available;
 
-	sched_avg_update(rq);
-
 	total = sched_avg_period() + (rq->clock - rq->age_stamp);
 	available = total - rq->rt_avg;
 
@@ -2378,6 +2386,7 @@ static void update_cpu_power(struct sched_domain *sd, int cpu)
 	if (!power)
 		power = 1;
 
+	cpu_rq(cpu)->cpu_power = power;
 	sdg->cpu_power = power;
 }
 
@@ -3594,8 +3603,11 @@ static void task_fork_fair(struct task_struct *p)
 
 	update_rq_clock(rq);
 
-	if (unlikely(task_cpu(p) != this_cpu))
+	if (unlikely(task_cpu(p) != this_cpu)) {
+		rcu_read_lock();
 		__set_task_cpu(p, this_cpu);
+		rcu_read_unlock();
+	}
 
 	update_curr(cfs_rq);
 
@@ -3667,13 +3679,26 @@ static void set_curr_task_fair(struct rq *rq)
 }
 
 #ifdef CONFIG_FAIR_GROUP_SCHED
-static void moved_group_fair(struct task_struct *p, int on_rq)
+static void task_move_group_fair(struct task_struct *p, int on_rq)
 {
-	struct cfs_rq *cfs_rq = task_cfs_rq(p);
-
-	update_curr(cfs_rq);
+	/*
+	 * If the task was not on the rq at the time of this cgroup movement
+	 * it must have been asleep, sleeping tasks keep their ->vruntime
+	 * absolute on their old rq until wakeup (needed for the fair sleeper
+	 * bonus in place_entity()).
+	 *
+	 * If it was on the rq, we've just 'preempted' it, which does convert
+	 * ->vruntime to a relative base.
+	 *
+	 * Make sure both cases convert their relative position when migrating
+	 * to another cgroup's rq. This does somewhat interfere with the
+	 * fair sleeper stuff for the first placement, but who cares.
+	 */
+	if (!on_rq)
+		p->se.vruntime -= cfs_rq_of(&p->se)->min_vruntime;
+	set_task_rq(p, task_cpu(p));
 	if (!on_rq)
-		place_entity(cfs_rq, &p->se, 1);
+		p->se.vruntime += cfs_rq_of(&p->se)->min_vruntime;
 }
 #endif
 
@@ -3725,7 +3750,7 @@ static const struct sched_class fair_sched_class = {
 	.get_rr_interval	= get_rr_interval_fair,
 
 #ifdef CONFIG_FAIR_GROUP_SCHED
-	.moved_group		= moved_group_fair,
+	.task_move_group	= task_move_group_fair,
 #endif
 };
 
diff --git a/kernel/smp.c b/kernel/smp.c
index 3fc6973..37f3208 100644
--- a/kernel/smp.c
+++ b/kernel/smp.c
@@ -194,6 +194,24 @@ void generic_smp_call_function_interrupt(void)
 	list_for_each_entry_rcu(data, &call_function.queue, csd.list) {
 		int refs;
 
+		/*
+		 * Since we walk the list without any locks, we might
+		 * see an entry that was completed, removed from the
+		 * list and is in the process of being reused.
+		 *
+		 * We must check that the cpu is in the cpumask before
+		 * checking the refs, and both must be set before
+		 * executing the callback on this cpu.
+		 */
+
+		if (!cpumask_test_cpu(cpu, data->cpumask))
+			continue;
+
+		smp_rmb();
+
+		if (atomic_read(&data->refs) == 0)
+			continue;
+
 		if (!cpumask_test_and_clear_cpu(cpu, data->cpumask))
 			continue;
 
@@ -202,6 +220,8 @@ void generic_smp_call_function_interrupt(void)
 		refs = atomic_dec_return(&data->refs);
 		WARN_ON(refs < 0);
 		if (!refs) {
+			WARN_ON(!cpumask_empty(data->cpumask));
+
 			raw_spin_lock(&call_function.lock);
 			list_del_rcu(&data->csd.list);
 			raw_spin_unlock(&call_function.lock);
@@ -409,7 +429,7 @@ void smp_call_function_many(const struct cpumask *mask,
 {
 	struct call_function_data *data;
 	unsigned long flags;
-	int cpu, next_cpu, this_cpu = smp_processor_id();
+	int refs, cpu, next_cpu, this_cpu = smp_processor_id();
 
 	/*
 	 * Can deadlock when called with interrupts disabled.
@@ -420,7 +440,7 @@ void smp_call_function_many(const struct cpumask *mask,
 	WARN_ON_ONCE(cpu_online(this_cpu) && irqs_disabled()
 		     && !oops_in_progress);
 
-	/* So, what's a CPU they want? Ignoring this one. */
+	/* Try to fastpath.  So, what's a CPU they want? Ignoring this one. */
 	cpu = cpumask_first_and(mask, cpu_online_mask);
 	if (cpu == this_cpu)
 		cpu = cpumask_next_and(cpu, mask, cpu_online_mask);
@@ -443,11 +463,48 @@ void smp_call_function_many(const struct cpumask *mask,
 	data = &__get_cpu_var(cfd_data);
 	csd_lock(&data->csd);
 
+	/* This BUG_ON verifies our reuse assertions and can be removed */
+	BUG_ON(atomic_read(&data->refs) || !cpumask_empty(data->cpumask));
+
+	/*
+	 * The global call function queue list add and delete are protected
+	 * by a lock, but the list is traversed without any lock, relying
+	 * on the rcu list add and delete to allow safe concurrent traversal.
+	 * We reuse the call function data without waiting for any grace
+	 * period after some other cpu removes it from the global queue.
+	 * This means a cpu might find our data block as it is being
+	 * filled out.
+	 *
+	 * We hold off the interrupt handler on the other cpu by
+	 * ordering our writes to the cpu mask vs our setting of the
+	 * refs counter.  We assert only the cpu owning the data block
+	 * will set a bit in cpumask, and each bit will only be cleared
+	 * by the subject cpu.  Each cpu must first find its bit is
+	 * set and then check that refs is set indicating the element is
+	 * ready to be processed, otherwise it must skip the entry.
+	 *
+	 * On the previous iteration refs was set to 0 by another cpu.
+	 * To avoid the use of transitivity, set the counter to 0 here
+	 * so the wmb will pair with the rmb in the interrupt handler.
+	 */
+	atomic_set(&data->refs, 0);	/* convert 3rd to 1st party write */
+
 	data->csd.func = func;
 	data->csd.info = info;
+
+	/* Ensure 0 refs is visible before mask.  Also orders func and info */
+	smp_wmb();
+
+	/* We rely on the "and" being processed before the store */
 	cpumask_and(data->cpumask, mask, cpu_online_mask);
 	cpumask_clear_cpu(this_cpu, data->cpumask);
-	atomic_set(&data->refs, cpumask_weight(data->cpumask));
+	refs = cpumask_weight(data->cpumask);
+
+	/* Some callers race with other cpus changing the passed mask */
+	if (unlikely(!refs)) {
+		csd_unlock(&data->csd);
+		return;
+	}
 
 	raw_spin_lock_irqsave(&call_function.lock, flags);
 	/*
@@ -456,6 +513,12 @@ void smp_call_function_many(const struct cpumask *mask,
 	 * will not miss any other list entries:
 	 */
 	list_add_rcu(&data->csd.list, &call_function.queue);
+	/*
+	 * We rely on the wmb() in list_add_rcu to complete our writes
+	 * to the cpumask before this write to refs, which indicates
+	 * data is on the list and is ready to be processed.
+	 */
+	atomic_set(&data->refs, refs);
 	raw_spin_unlock_irqrestore(&call_function.lock, flags);
 
 	/*
diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c
index b3bafd5..2030f62 100644
--- a/kernel/time/tick-broadcast.c
+++ b/kernel/time/tick-broadcast.c
@@ -600,4 +600,14 @@ int tick_broadcast_oneshot_active(void)
 	return tick_broadcast_device.mode == TICKDEV_MODE_ONESHOT;
 }
 
+/*
+ * Check whether the broadcast device supports oneshot.
+ */
+bool tick_broadcast_oneshot_available(void)
+{
+	struct clock_event_device *bc = tick_broadcast_device.evtdev;
+
+	return bc ? bc->features & CLOCK_EVT_FEAT_ONESHOT : false;
+}
+
 #endif
diff --git a/kernel/time/tick-common.c b/kernel/time/tick-common.c
index b6b898d..61e296b 100644
--- a/kernel/time/tick-common.c
+++ b/kernel/time/tick-common.c
@@ -51,7 +51,11 @@ int tick_is_oneshot_available(void)
 {
 	struct clock_event_device *dev = __get_cpu_var(tick_cpu_device).evtdev;
 
-	return dev && (dev->features & CLOCK_EVT_FEAT_ONESHOT);
+	if (!dev || !(dev->features & CLOCK_EVT_FEAT_ONESHOT))
+		return 0;
+	if (!(dev->features & CLOCK_EVT_FEAT_C3STOP))
+		return 1;
+	return tick_broadcast_oneshot_available();
 }
 
 /*
diff --git a/kernel/time/tick-internal.h b/kernel/time/tick-internal.h
index 290eefb..f65d3a7 100644
--- a/kernel/time/tick-internal.h
+++ b/kernel/time/tick-internal.h
@@ -36,6 +36,7 @@ extern void tick_shutdown_broadcast_oneshot(unsigned int *cpup);
 extern int tick_resume_broadcast_oneshot(struct clock_event_device *bc);
 extern int tick_broadcast_oneshot_active(void);
 extern void tick_check_oneshot_broadcast(int cpu);
+bool tick_broadcast_oneshot_available(void);
 # else /* BROADCAST */
 static inline void tick_broadcast_setup_oneshot(struct clock_event_device *bc)
 {
@@ -46,6 +47,7 @@ static inline void tick_broadcast_switch_to_oneshot(void) { }
 static inline void tick_shutdown_broadcast_oneshot(unsigned int *cpup) { }
 static inline int tick_broadcast_oneshot_active(void) { return 0; }
 static inline void tick_check_oneshot_broadcast(int cpu) { }
+static inline bool tick_broadcast_oneshot_available(void) { return true; }
 # endif /* !BROADCAST */
 
 #else /* !ONESHOT */
@@ -76,6 +78,7 @@ static inline int tick_resume_broadcast_oneshot(struct clock_event_device *bc)
 	return 0;
 }
 static inline int tick_broadcast_oneshot_active(void) { return 0; }
+static inline bool tick_broadcast_oneshot_available(void) { return false; }
 #endif /* !TICK_ONESHOT */
 
 /*
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 73dedb3..e28af02 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -3268,7 +3268,7 @@ static int start_graph_tracing(void)
 	/* The cpu_boot init_task->ret_stack will never be freed */
 	for_each_online_cpu(cpu) {
 		if (!idle_task(cpu)->ret_stack)
-			ftrace_graph_init_task(idle_task(cpu));
+			ftrace_graph_init_idle_task(idle_task(cpu), cpu);
 	}
 
 	do {
@@ -3358,6 +3358,49 @@ void unregister_ftrace_graph(void)
 	mutex_unlock(&ftrace_lock);
 }
 
+static DEFINE_PER_CPU(struct ftrace_ret_stack *, idle_ret_stack);
+
+static void
+graph_init_task(struct task_struct *t, struct ftrace_ret_stack *ret_stack)
+{
+	atomic_set(&t->tracing_graph_pause, 0);
+	atomic_set(&t->trace_overrun, 0);
+	t->ftrace_timestamp = 0;
+	/* make curr_ret_stack visable before we add the ret_stack */
+	smp_wmb();
+	t->ret_stack = ret_stack;
+}
+
+/*
+ * Allocate a return stack for the idle task. May be the first
+ * time through, or it may be done by CPU hotplug online.
+ */
+void ftrace_graph_init_idle_task(struct task_struct *t, int cpu)
+{
+	t->curr_ret_stack = -1;
+	/*
+	 * The idle task has no parent, it either has its own
+	 * stack or no stack at all.
+	 */
+	if (t->ret_stack)
+		WARN_ON(t->ret_stack != per_cpu(idle_ret_stack, cpu));
+
+	if (ftrace_graph_active) {
+		struct ftrace_ret_stack *ret_stack;
+
+		ret_stack = per_cpu(idle_ret_stack, cpu);
+		if (!ret_stack) {
+			ret_stack = kmalloc(FTRACE_RETFUNC_DEPTH
+					    * sizeof(struct ftrace_ret_stack),
+					    GFP_KERNEL);
+			if (!ret_stack)
+				return;
+			per_cpu(idle_ret_stack, cpu) = ret_stack;
+		}
+		graph_init_task(t, ret_stack);
+	}
+}
+
 /* Allocate a return stack for newly created task */
 void ftrace_graph_init_task(struct task_struct *t)
 {
@@ -3373,12 +3416,7 @@ void ftrace_graph_init_task(struct task_struct *t)
 				GFP_KERNEL);
 		if (!ret_stack)
 			return;
-		atomic_set(&t->tracing_graph_pause, 0);
-		atomic_set(&t->trace_overrun, 0);
-		t->ftrace_timestamp = 0;
-		/* make curr_ret_stack visable before we add the ret_stack */
-		smp_wmb();
-		t->ret_stack = ret_stack;
+		graph_init_task(t, ret_stack);
 	}
 }
 
diff --git a/kernel/user.c b/kernel/user.c
index 766467b..8e1c8c0 100644
--- a/kernel/user.c
+++ b/kernel/user.c
@@ -16,7 +16,6 @@
 #include <linux/interrupt.h>
 #include <linux/module.h>
 #include <linux/user_namespace.h>
-#include "cred-internals.h"
 
 struct user_namespace init_user_ns = {
 	.kref = {
@@ -137,9 +136,7 @@ struct user_struct *alloc_uid(struct user_namespace *ns, uid_t uid)
 	struct hlist_head *hashent = uidhashentry(ns, uid);
 	struct user_struct *up, *new;
 
-	/* Make uid_hash_find() + uids_user_create() + uid_hash_insert()
-	 * atomic.
-	 */
+	/* Make uid_hash_find() + uid_hash_insert() atomic. */
 	spin_lock_irq(&uidhash_lock);
 	up = uid_hash_find(uid, hashent);
 	spin_unlock_irq(&uidhash_lock);
@@ -161,11 +158,6 @@ struct user_struct *alloc_uid(struct user_namespace *ns, uid_t uid)
 		spin_lock_irq(&uidhash_lock);
 		up = uid_hash_find(uid, hashent);
 		if (up) {
-			/* This case is not possible when CONFIG_USER_SCHED
-			 * is defined, since we serialize alloc_uid() using
-			 * uids_mutex. Hence no need to call
-			 * sched_destroy_user() or remove_user_sysfs_dir().
-			 */
 			key_put(new->uid_keyring);
 			key_put(new->session_keyring);
 			kmem_cache_free(uid_cachep, new);
@@ -178,8 +170,6 @@ struct user_struct *alloc_uid(struct user_namespace *ns, uid_t uid)
 
 	return up;
 
-	put_user_ns(new->user_ns);
-	kmem_cache_free(uid_cachep, new);
 out_unlock:
 	return NULL;
 }
diff --git a/mm/mremap.c b/mm/mremap.c
index cde56ee..10d5f62 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -91,9 +91,7 @@ static void move_ptes(struct vm_area_struct *vma, pmd_t *old_pmd,
 		 */
 		mapping = vma->vm_file->f_mapping;
 		spin_lock(&mapping->i_mmap_lock);
-		if (new_vma->vm_truncate_count &&
-		    new_vma->vm_truncate_count != vma->vm_truncate_count)
-			new_vma->vm_truncate_count = 0;
+		new_vma->vm_truncate_count = 0;
 	}
 
 	/*
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index 65c5801..eb100ce 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -1392,6 +1392,7 @@ static int ax25_getname(struct socket *sock, struct sockaddr *uaddr,
 	ax25_cb *ax25;
 	int err = 0;
 
+	memset(fsa, 0, sizeof(fsa));
 	lock_sock(sk);
 	ax25 = ax25_sk(sk);
 
@@ -1403,7 +1404,6 @@ static int ax25_getname(struct socket *sock, struct sockaddr *uaddr,
 
 		fsa->fsa_ax25.sax25_family = AF_AX25;
 		fsa->fsa_ax25.sax25_call   = ax25->dest_addr;
-		fsa->fsa_ax25.sax25_ndigis = 0;
 
 		if (ax25->digipeat != NULL) {
 			ndigi = ax25->digipeat->ndigi;
diff --git a/net/bluetooth/bnep/sock.c b/net/bluetooth/bnep/sock.c
index 2862f53..d935da7 100644
--- a/net/bluetooth/bnep/sock.c
+++ b/net/bluetooth/bnep/sock.c
@@ -88,6 +88,7 @@ static int bnep_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long
 			sockfd_put(nsock);
 			return -EBADFD;
 		}
+		ca.device[sizeof(ca.device)-1] = 0;
 
 		err = bnep_add_connection(&ca, nsock);
 		if (!err) {
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index ca6b2ad..5fa81fa 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -704,6 +704,7 @@ static int sco_sock_getsockopt_old(struct socket *sock, int optname, char __user
 			break;
 		}
 
+		memset(&cinfo, 0, sizeof(cinfo));
 		cinfo.hci_handle = sco_pi(sk)->conn->hcon->handle;
 		memcpy(cinfo.dev_class, sco_pi(sk)->conn->hcon->dev_class, 3);
 
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index f0865fd..2b8c983 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -1112,6 +1112,8 @@ static int do_replace(struct net *net, const void __user *user,
 	if (tmp.num_counters >= INT_MAX / sizeof(struct ebt_counter))
 		return -ENOMEM;
 
+	tmp.name[sizeof(tmp.name) - 1] = 0;
+
 	countersize = COUNTER_OFFSET(tmp.nentries) * nr_cpu_ids;
 	newinfo = vmalloc(sizeof(*newinfo) + countersize);
 	if (!newinfo)
diff --git a/net/can/bcm.c b/net/can/bcm.c
index b8f7a2f..dd23fb1 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -125,7 +125,7 @@ struct bcm_sock {
 	struct list_head tx_ops;
 	unsigned long dropped_usr_msgs;
 	struct proc_dir_entry *bcm_proc_read;
-	char procname [20]; /* pointer printed in ASCII with \0 */
+	char procname [32]; /* inode number in decimal with \0 */
 };
 
 static inline struct bcm_sock *bcm_sk(const struct sock *sk)
@@ -1523,7 +1523,7 @@ static int bcm_connect(struct socket *sock, struct sockaddr *uaddr, int len,
 
 	if (proc_dir) {
 		/* unique socket address as filename */
-		sprintf(bo->procname, "%p", sock);
+		sprintf(bo->procname, "%lu", sock_i_ino(sk));
 		bo->bcm_proc_read = proc_create_data(bo->procname, 0644,
 						     proc_dir,
 						     &bcm_proc_fops, sk);
diff --git a/net/dccp/input.c b/net/dccp/input.c
index def29ca..3caceee 100644
--- a/net/dccp/input.c
+++ b/net/dccp/input.c
@@ -617,6 +617,9 @@ int dccp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
 		/* Caller (dccp_v4_do_rcv) will send Reset */
 		dcb->dccpd_reset_code = DCCP_RESET_CODE_NO_CONNECTION;
 		return 1;
+	} else if (sk->sk_state == DCCP_CLOSED) {
+		dcb->dccpd_reset_code = DCCP_RESET_CODE_NO_CONNECTION;
+		return 1;
 	}
 
 	if (sk->sk_state != DCCP_REQUESTING && sk->sk_state != DCCP_RESPOND) {
@@ -679,10 +682,6 @@ int dccp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
 	}
 
 	switch (sk->sk_state) {
-	case DCCP_CLOSED:
-		dcb->dccpd_reset_code = DCCP_RESET_CODE_NO_CONNECTION;
-		return 1;
-
 	case DCCP_REQUESTING:
 		queued = dccp_rcv_request_sent_state_process(sk, skb, dh, len);
 		if (queued >= 0)
diff --git a/net/econet/af_econet.c b/net/econet/af_econet.c
index 728d389..4a392c9 100644
--- a/net/econet/af_econet.c
+++ b/net/econet/af_econet.c
@@ -435,10 +435,10 @@ static int econet_sendmsg(struct kiocb *iocb, struct socket *sock,
 		udpdest.sin_addr.s_addr = htonl(network | addr.station);
 	}
 
+	memset(&ah, 0, sizeof(ah));
 	ah.port = port;
 	ah.cb = cb & 0x7f;
 	ah.code = 2;		/* magic */
-	ah.pad = 0;
 
 	/* tack our header on the front of the iovec */
 	size = sizeof(struct aunhdr);
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index c12777f..e85d771 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1029,6 +1029,21 @@ static inline bool inetdev_valid_mtu(unsigned mtu)
 	return mtu >= 68;
 }
 
+static void inetdev_send_gratuitous_arp(struct net_device *dev,
+					struct in_device *in_dev)
+
+{
+	struct in_ifaddr *ifa = in_dev->ifa_list;
+
+	if (!ifa)
+		return;
+
+	arp_send(ARPOP_REQUEST, ETH_P_ARP,
+		 ifa->ifa_address, dev,
+		 ifa->ifa_address, NULL,
+		 dev->dev_addr, NULL);
+}
+
 /* Called only under RTNL semaphore */
 
 static int inetdev_event(struct notifier_block *this, unsigned long event,
@@ -1081,18 +1096,13 @@ static int inetdev_event(struct notifier_block *this, unsigned long event,
 		}
 		ip_mc_up(in_dev);
 		/* fall through */
-	case NETDEV_NOTIFY_PEERS:
 	case NETDEV_CHANGEADDR:
+		if (!IN_DEV_ARP_NOTIFY(in_dev))
+			break;
+		/* fall through */
+	case NETDEV_NOTIFY_PEERS:
 		/* Send gratuitous ARP to notify of link change */
-		if (IN_DEV_ARP_NOTIFY(in_dev)) {
-			struct in_ifaddr *ifa = in_dev->ifa_list;
-
-			if (ifa)
-				arp_send(ARPOP_REQUEST, ETH_P_ARP,
-					 ifa->ifa_address, dev,
-					 ifa->ifa_address, NULL,
-					 dev->dev_addr, NULL);
-		}
+		inetdev_send_gratuitous_arp(dev, in_dev);
 		break;
 	case NETDEV_DOWN:
 		ip_mc_down(in_dev);
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index e5fa2dd..7403b9b 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -490,9 +490,11 @@ static int inet_csk_diag_dump(struct sock *sk,
 {
 	struct inet_diag_req *r = NLMSG_DATA(cb->nlh);
 
-	if (cb->nlh->nlmsg_len > 4 + NLMSG_SPACE(sizeof(*r))) {
+	if (nlmsg_attrlen(cb->nlh, sizeof(*r))) {
 		struct inet_diag_entry entry;
-		struct rtattr *bc = (struct rtattr *)(r + 1);
+		const struct nlattr *bc = nlmsg_find_attr(cb->nlh,
+							  sizeof(*r),
+							  INET_DIAG_REQ_BYTECODE);
 		struct inet_sock *inet = inet_sk(sk);
 
 		entry.family = sk->sk_family;
@@ -512,7 +514,7 @@ static int inet_csk_diag_dump(struct sock *sk,
 		entry.dport = ntohs(inet->inet_dport);
 		entry.userlocks = sk->sk_userlocks;
 
-		if (!inet_diag_bc_run(RTA_DATA(bc), RTA_PAYLOAD(bc), &entry))
+		if (!inet_diag_bc_run(nla_data(bc), nla_len(bc), &entry))
 			return 0;
 	}
 
@@ -527,9 +529,11 @@ static int inet_twsk_diag_dump(struct inet_timewait_sock *tw,
 {
 	struct inet_diag_req *r = NLMSG_DATA(cb->nlh);
 
-	if (cb->nlh->nlmsg_len > 4 + NLMSG_SPACE(sizeof(*r))) {
+	if (nlmsg_attrlen(cb->nlh, sizeof(*r))) {
 		struct inet_diag_entry entry;
-		struct rtattr *bc = (struct rtattr *)(r + 1);
+		const struct nlattr *bc = nlmsg_find_attr(cb->nlh,
+							  sizeof(*r),
+							  INET_DIAG_REQ_BYTECODE);
 
 		entry.family = tw->tw_family;
 #if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
@@ -548,7 +552,7 @@ static int inet_twsk_diag_dump(struct inet_timewait_sock *tw,
 		entry.dport = ntohs(tw->tw_dport);
 		entry.userlocks = 0;
 
-		if (!inet_diag_bc_run(RTA_DATA(bc), RTA_PAYLOAD(bc), &entry))
+		if (!inet_diag_bc_run(nla_data(bc), nla_len(bc), &entry))
 			return 0;
 	}
 
@@ -618,7 +622,7 @@ static int inet_diag_dump_reqs(struct sk_buff *skb, struct sock *sk,
 	struct inet_diag_req *r = NLMSG_DATA(cb->nlh);
 	struct inet_connection_sock *icsk = inet_csk(sk);
 	struct listen_sock *lopt;
-	struct rtattr *bc = NULL;
+	const struct nlattr *bc = NULL;
 	struct inet_sock *inet = inet_sk(sk);
 	int j, s_j;
 	int reqnum, s_reqnum;
@@ -638,8 +642,9 @@ static int inet_diag_dump_reqs(struct sk_buff *skb, struct sock *sk,
 	if (!lopt || !lopt->qlen)
 		goto out;
 
-	if (cb->nlh->nlmsg_len > 4 + NLMSG_SPACE(sizeof(*r))) {
-		bc = (struct rtattr *)(r + 1);
+	if (nlmsg_attrlen(cb->nlh, sizeof(*r))) {
+		bc = nlmsg_find_attr(cb->nlh, sizeof(*r),
+				     INET_DIAG_REQ_BYTECODE);
 		entry.sport = inet->inet_num;
 		entry.userlocks = sk->sk_userlocks;
 	}
@@ -672,8 +677,8 @@ static int inet_diag_dump_reqs(struct sk_buff *skb, struct sock *sk,
 					&ireq->rmt_addr;
 				entry.dport = ntohs(ireq->rmt_port);
 
-				if (!inet_diag_bc_run(RTA_DATA(bc),
-						    RTA_PAYLOAD(bc), &entry))
+				if (!inet_diag_bc_run(nla_data(bc),
+						      nla_len(bc), &entry))
 					continue;
 			}
 
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index e8a6860..d52fe4b 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -871,8 +871,10 @@ int ip_append_data(struct sock *sk,
 	    !exthdrlen)
 		csummode = CHECKSUM_PARTIAL;
 
+	skb = skb_peek_tail(&sk->sk_write_queue);
+
 	inet->cork.length += length;
-	if (((length> mtu) || !skb_queue_empty(&sk->sk_write_queue)) &&
+	if (((length > mtu) || (skb && skb_is_gso(skb))) &&
 	    (sk->sk_protocol == IPPROTO_UDP) &&
 	    (rt->u.dst.dev->features & NETIF_F_UFO)) {
 		err = ip_ufo_append_data(sk, getfrag, from, length, hh_len,
@@ -890,7 +892,7 @@ int ip_append_data(struct sock *sk,
 	 * adding appropriate IP header.
 	 */
 
-	if ((skb = skb_peek_tail(&sk->sk_write_queue)) == NULL)
+	if (!skb)
 		goto alloc_new_skb;
 
 	while (length > 0) {
@@ -1119,7 +1121,8 @@ ssize_t	ip_append_page(struct sock *sk, struct page *page,
 		return -EINVAL;
 
 	inet->cork.length += size;
-	if ((sk->sk_protocol == IPPROTO_UDP) &&
+	if ((size + skb->len > mtu) &&
+	    (sk->sk_protocol == IPPROTO_UDP) &&
 	    (rt->u.dst.dev->features & NETIF_F_UFO)) {
 		skb_shinfo(skb)->gso_size = mtu - fragheaderlen;
 		skb_shinfo(skb)->gso_type = SKB_GSO_UDP;
diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c
index f07d77f..baf7997 100644
--- a/net/ipv4/netfilter/arp_tables.c
+++ b/net/ipv4/netfilter/arp_tables.c
@@ -1085,6 +1085,7 @@ static int do_replace(struct net *net, const void __user *user,
 	/* overflow check */
 	if (tmp.num_counters >= INT_MAX / sizeof(struct xt_counters))
 		return -ENOMEM;
+	tmp.name[sizeof(tmp.name)-1] = 0;
 
 	newinfo = xt_alloc_table_info(tmp.size);
 	if (!newinfo)
@@ -1505,6 +1506,7 @@ static int compat_do_replace(struct net *net, void __user *user,
 		return -ENOMEM;
 	if (tmp.num_counters >= INT_MAX / sizeof(struct xt_counters))
 		return -ENOMEM;
+	tmp.name[sizeof(tmp.name)-1] = 0;
 
 	newinfo = xt_alloc_table_info(tmp.size);
 	if (!newinfo)
@@ -1757,6 +1759,7 @@ static int do_arpt_get_ctl(struct sock *sk, int cmd, void __user *user, int *len
 			ret = -EFAULT;
 			break;
 		}
+		rev.name[sizeof(rev.name)-1] = 0;
 
 		try_then_request_module(xt_find_revision(NFPROTO_ARP, rev.name,
 							 rev.revision, 1, &ret),
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index b29c66d..c89ac49 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -1294,6 +1294,7 @@ do_replace(struct net *net, const void __user *user, unsigned int len)
 	/* overflow check */
 	if (tmp.num_counters >= INT_MAX / sizeof(struct xt_counters))
 		return -ENOMEM;
+	tmp.name[sizeof(tmp.name)-1] = 0;
 
 	newinfo = xt_alloc_table_info(tmp.size);
 	if (!newinfo)
@@ -1838,6 +1839,7 @@ compat_do_replace(struct net *net, void __user *user, unsigned int len)
 		return -ENOMEM;
 	if (tmp.num_counters >= INT_MAX / sizeof(struct xt_counters))
 		return -ENOMEM;
+	tmp.name[sizeof(tmp.name)-1] = 0;
 
 	newinfo = xt_alloc_table_info(tmp.size);
 	if (!newinfo)
@@ -2067,6 +2069,7 @@ do_ipt_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
 			ret = -EFAULT;
 			break;
 		}
+		rev.name[sizeof(rev.name)-1] = 0;
 
 		if (cmd == IPT_SO_GET_REVISION_TARGET)
 			target = 1;
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index 9210e31..542edbf 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -1325,6 +1325,7 @@ do_replace(struct net *net, const void __user *user, unsigned int len)
 	/* overflow check */
 	if (tmp.num_counters >= INT_MAX / sizeof(struct xt_counters))
 		return -ENOMEM;
+	tmp.name[sizeof(tmp.name)-1] = 0;
 
 	newinfo = xt_alloc_table_info(tmp.size);
 	if (!newinfo)
@@ -1871,6 +1872,7 @@ compat_do_replace(struct net *net, void __user *user, unsigned int len)
 		return -ENOMEM;
 	if (tmp.num_counters >= INT_MAX / sizeof(struct xt_counters))
 		return -ENOMEM;
+	tmp.name[sizeof(tmp.name)-1] = 0;
 
 	newinfo = xt_alloc_table_info(tmp.size);
 	if (!newinfo)
@@ -2100,6 +2102,7 @@ do_ip6t_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
 			ret = -EFAULT;
 			break;
 		}
+		rev.name[sizeof(rev.name)-1] = 0;
 
 		if (cmd == IP6T_SO_GET_REVISION_TARGET)
 			target = 1;
diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index 6fae047..e63c226 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -2278,6 +2278,14 @@ static int __irda_getsockopt(struct socket *sock, int level, int optname,
 
 	switch (optname) {
 	case IRLMP_ENUMDEVICES:
+
+		/* Offset to first device entry */
+		offset = sizeof(struct irda_device_list) -
+			sizeof(struct irda_device_info);
+
+		if (len < offset)
+			return -EINVAL;
+
 		/* Ask lmp for the current discovery log */
 		discoveries = irlmp_get_discoveries(&list.len, self->mask.word,
 						    self->nslots);
@@ -2287,15 +2295,9 @@ static int __irda_getsockopt(struct socket *sock, int level, int optname,
 		err = 0;
 
 		/* Write total list length back to client */
-		if (copy_to_user(optval, &list,
-				 sizeof(struct irda_device_list) -
-				 sizeof(struct irda_device_info)))
+		if (copy_to_user(optval, &list, offset))
 			err = -EFAULT;
 
-		/* Offset to first device entry */
-		offset = sizeof(struct irda_device_list) -
-			sizeof(struct irda_device_info);
-
 		/* Copy the list itself - watch for overflow */
 		if(list.len > 2048)
 		{
diff --git a/net/netfilter/nf_log.c b/net/netfilter/nf_log.c
index 015725a..eda826b 100644
--- a/net/netfilter/nf_log.c
+++ b/net/netfilter/nf_log.c
@@ -83,6 +83,8 @@ EXPORT_SYMBOL(nf_log_unregister);
 
 int nf_log_bind_pf(u_int8_t pf, const struct nf_logger *logger)
 {
+	if (pf >= ARRAY_SIZE(nf_loggers))
+		return -EINVAL;
 	mutex_lock(&nf_log_mutex);
 	if (__find_logger(pf, logger->name) == NULL) {
 		mutex_unlock(&nf_log_mutex);
@@ -96,6 +98,8 @@ EXPORT_SYMBOL(nf_log_bind_pf);
 
 void nf_log_unbind_pf(u_int8_t pf)
 {
+	if (pf >= ARRAY_SIZE(nf_loggers))
+		return;
 	mutex_lock(&nf_log_mutex);
 	rcu_assign_pointer(nf_loggers[pf], NULL);
 	mutex_unlock(&nf_log_mutex);
diff --git a/net/rds/rdma.c b/net/rds/rdma.c
index cf0dfa7..3481931 100644
--- a/net/rds/rdma.c
+++ b/net/rds/rdma.c
@@ -498,6 +498,15 @@ static struct rds_rdma_op *rds_rdma_prepare(struct rds_sock *rs,
 
 		max_pages = max(nr, max_pages);
 		nr_pages += nr;
+
+		/*
+		 * nr for one entry is limited to (UINT_MAX>>PAGE_SHIFT)+1,
+		 * so nr_pages cannot overflow without first going negative.
+		 */
+		if ((int)nr_pages < 0) {
+			ret = -EINVAL;
+			goto out;
+		}
 	}
 
 	pages = kcalloc(max_pages, sizeof(struct page *), GFP_KERNEL);
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index aae6907..03a5c9e 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -642,14 +642,12 @@ static void __rpc_execute(struct rpc_task *task)
 			save_callback = task->tk_callback;
 			task->tk_callback = NULL;
 			save_callback(task);
-		}
-
-		/*
-		 * Perform the next FSM step.
-		 * tk_action may be NULL when the task has been killed
-		 * by someone else.
-		 */
-		if (!RPC_IS_QUEUED(task)) {
+		} else {
+			/*
+			 * Perform the next FSM step.
+			 * tk_action may be NULL when the task has been killed
+			 * by someone else.
+			 */
 			if (task->tk_action == NULL)
 				break;
 			task->tk_action(task);
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 054d735..b613cb7 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -724,6 +724,8 @@ static void xs_reset_transport(struct sock_xprt *transport)
 	if (sk == NULL)
 		return;
 
+	transport->srcport = 0;
+
 	write_lock_bh(&sk->sk_callback_lock);
 	transport->inet = NULL;
 	transport->sock = NULL;
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index cfb20b8..a70214a 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -395,6 +395,7 @@ static int get_name(struct socket *sock, struct sockaddr *uaddr,
 	struct sockaddr_tipc *addr = (struct sockaddr_tipc *)uaddr;
 	struct tipc_sock *tsock = tipc_sk(sock->sk);
 
+	memset(addr, 0, sizeof(*addr));
 	if (peer) {
 		if ((sock->state != SS_CONNECTED) &&
 			((peer != 2) || (sock->state != SS_DISCONNECTING)))
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 5feecb4..c59c83f 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2595,7 +2595,10 @@ static int selinux_inode_init_security(struct inode *inode, struct inode *dir,
 	sid = tsec->sid;
 	newsid = tsec->create_sid;
 
-	if (!newsid || !(sbsec->flags & SE_SBLABELSUPP)) {
+	if ((sbsec->flags & SE_SBINITIALIZED) &&
+	    (sbsec->behavior == SECURITY_FS_USE_MNTPOINT))
+		newsid = sbsec->mntpoint_sid;
+	else if (!newsid || !(sbsec->flags & SE_SBLABELSUPP)) {
 		rc = security_transition_sid(sid, dsec->sid,
 					     inode_mode_to_security_class(inode->i_mode),
 					     &newsid);
@@ -3253,7 +3256,11 @@ static void selinux_cred_free(struct cred *cred)
 {
 	struct task_security_struct *tsec = cred->security;
 
-	BUG_ON((unsigned long) cred->security < PAGE_SIZE);
+	/*
+	 * cred->security == NULL if security_cred_alloc_blank() or
+	 * security_prepare_creds() returned an error.
+	 */
+	BUG_ON(cred->security && (unsigned long) cred->security < PAGE_SIZE);
 	cred->security = (void *) 0x7UL;
 	kfree(tsec);
 }
diff --git a/security/selinux/nlmsgtab.c b/security/selinux/nlmsgtab.c
index dd7cc6d..24b958c 100644
--- a/security/selinux/nlmsgtab.c
+++ b/security/selinux/nlmsgtab.c
@@ -66,6 +66,8 @@ static struct nlmsg_perm nlmsg_route_perms[] =
 	{ RTM_NEWADDRLABEL,	NETLINK_ROUTE_SOCKET__NLMSG_WRITE },
 	{ RTM_DELADDRLABEL,	NETLINK_ROUTE_SOCKET__NLMSG_WRITE },
 	{ RTM_GETADDRLABEL,	NETLINK_ROUTE_SOCKET__NLMSG_READ  },
+	{ RTM_GETDCB,		NETLINK_ROUTE_SOCKET__NLMSG_READ  },
+	{ RTM_SETDCB,		NETLINK_ROUTE_SOCKET__NLMSG_WRITE },
 };
 
 static struct nlmsg_perm nlmsg_firewall_perms[] =
diff --git a/sound/core/hrtimer.c b/sound/core/hrtimer.c
index 7730575..07efa29 100644
--- a/sound/core/hrtimer.c
+++ b/sound/core/hrtimer.c
@@ -45,12 +45,13 @@ static enum hrtimer_restart snd_hrtimer_callback(struct hrtimer *hrt)
 {
 	struct snd_hrtimer *stime = container_of(hrt, struct snd_hrtimer, hrt);
 	struct snd_timer *t = stime->timer;
+	unsigned long oruns;
 
 	if (!atomic_read(&stime->running))
 		return HRTIMER_NORESTART;
 
-	hrtimer_forward_now(hrt, ns_to_ktime(t->sticks * resolution));
-	snd_timer_interrupt(stime->timer, t->sticks);
+	oruns = hrtimer_forward_now(hrt, ns_to_ktime(t->sticks * resolution));
+	snd_timer_interrupt(stime->timer, t->sticks * oruns);
 
 	if (!atomic_read(&stime->running))
 		return HRTIMER_NORESTART;
diff --git a/sound/pci/au88x0/au88x0_pcm.c b/sound/pci/au88x0/au88x0_pcm.c
index b9d2f20..5439d66 100644
--- a/sound/pci/au88x0/au88x0_pcm.c
+++ b/sound/pci/au88x0/au88x0_pcm.c
@@ -42,11 +42,7 @@ static struct snd_pcm_hardware snd_vortex_playback_hw_adb = {
 	.rate_min = 5000,
 	.rate_max = 48000,
 	.channels_min = 1,
-#ifdef CHIP_AU8830
-	.channels_max = 4,
-#else
 	.channels_max = 2,
-#endif
 	.buffer_bytes_max = 0x10000,
 	.period_bytes_min = 0x1,
 	.period_bytes_max = 0x1000,
@@ -115,6 +111,17 @@ static struct snd_pcm_hardware snd_vortex_playback_hw_wt = {
 	.periods_max = 64,
 };
 #endif
+#ifdef CHIP_AU8830
+static unsigned int au8830_channels[3] = {
+	1, 2, 4,
+};
+
+static struct snd_pcm_hw_constraint_list hw_constraints_au8830_channels = {
+	.count = ARRAY_SIZE(au8830_channels),
+	.list = au8830_channels,
+	.mask = 0,
+};
+#endif
 /* open callback */
 static int snd_vortex_pcm_open(struct snd_pcm_substream *substream)
 {
@@ -156,6 +163,15 @@ static int snd_vortex_pcm_open(struct snd_pcm_substream *substream)
 		if (VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_ADB
 		    || VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_I2S)
 			runtime->hw = snd_vortex_playback_hw_adb;
+#ifdef CHIP_AU8830
+		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK &&
+			VORTEX_PCM_TYPE(substream->pcm) == VORTEX_PCM_ADB) {
+			runtime->hw.channels_max = 4;
+			snd_pcm_hw_constraint_list(runtime, 0,
+				SNDRV_PCM_HW_PARAM_CHANNELS,
+				&hw_constraints_au8830_channels);
+		}
+#endif
 		substream->runtime->private_data = NULL;
 	}
 #ifndef CHIP_AU8810
diff --git a/sound/pci/ctxfi/ctatc.c b/sound/pci/ctxfi/ctatc.c
index 1bff80c..b932154 100644
--- a/sound/pci/ctxfi/ctatc.c
+++ b/sound/pci/ctxfi/ctatc.c
@@ -869,7 +869,7 @@ spdif_passthru_playback_setup(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 	mutex_lock(&atc->atc_mutex);
 	dao->ops->get_spos(dao, &status);
 	if (((status >> 24) & IEC958_AES3_CON_FS) != iec958_con_fs) {
-		status &= ((~IEC958_AES3_CON_FS) << 24);
+		status &= ~(IEC958_AES3_CON_FS << 24);
 		status |= (iec958_con_fs << 24);
 		dao->ops->set_spos(dao, status);
 		dao->ops->commit_write(dao);
diff --git a/sound/pci/ctxfi/ctdaio.c b/sound/pci/ctxfi/ctdaio.c
index af56eb9..47d9ea9 100644
--- a/sound/pci/ctxfi/ctdaio.c
+++ b/sound/pci/ctxfi/ctdaio.c
@@ -176,6 +176,7 @@ static int dao_set_left_input(struct dao *dao, struct rsc *input)
 	if (!entry)
 		return -ENOMEM;
 
+	dao->ops->clear_left_input(dao);
 	/* Program master and conjugate resources */
 	input->ops->master(input);
 	daio->rscl.ops->master(&daio->rscl);
@@ -204,6 +205,7 @@ static int dao_set_right_input(struct dao *dao, struct rsc *input)
 	if (!entry)
 		return -ENOMEM;
 
+	dao->ops->clear_right_input(dao);
 	/* Program master and conjugate resources */
 	input->ops->master(input);
 	daio->rscr.ops->master(&daio->rscr);
diff --git a/sound/pci/ctxfi/ctmixer.c b/sound/pci/ctxfi/ctmixer.c
index 15c1e72..c3519ff 100644
--- a/sound/pci/ctxfi/ctmixer.c
+++ b/sound/pci/ctxfi/ctmixer.c
@@ -566,19 +566,6 @@ static int ct_spdif_get_mask(struct snd_kcontrol *kcontrol,
 	return 0;
 }
 
-static int ct_spdif_default_get(struct snd_kcontrol *kcontrol,
-				struct snd_ctl_elem_value *ucontrol)
-{
-	unsigned int status = SNDRV_PCM_DEFAULT_CON_SPDIF;
-
-	ucontrol->value.iec958.status[0] = (status >> 0) & 0xff;
-	ucontrol->value.iec958.status[1] = (status >> 8) & 0xff;
-	ucontrol->value.iec958.status[2] = (status >> 16) & 0xff;
-	ucontrol->value.iec958.status[3] = (status >> 24) & 0xff;
-
-	return 0;
-}
-
 static int ct_spdif_get(struct snd_kcontrol *kcontrol,
 			struct snd_ctl_elem_value *ucontrol)
 {
@@ -586,6 +573,10 @@ static int ct_spdif_get(struct snd_kcontrol *kcontrol,
 	unsigned int status;
 
 	atc->spdif_out_get_status(atc, &status);
+
+	if (status == 0)
+		status = SNDRV_PCM_DEFAULT_CON_SPDIF;
+
 	ucontrol->value.iec958.status[0] = (status >> 0) & 0xff;
 	ucontrol->value.iec958.status[1] = (status >> 8) & 0xff;
 	ucontrol->value.iec958.status[2] = (status >> 16) & 0xff;
@@ -629,7 +620,7 @@ static struct snd_kcontrol_new iec958_default_ctl = {
 	.name		= SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
 	.count		= 1,
 	.info		= ct_spdif_info,
-	.get		= ct_spdif_default_get,
+	.get		= ct_spdif_get,
 	.put		= ct_spdif_put,
 	.private_value	= MIXER_IEC958_DEFAULT
 };
diff --git a/sound/pci/hda/hda_eld.c b/sound/pci/hda/hda_eld.c
index d8da18a..f585200 100644
--- a/sound/pci/hda/hda_eld.c
+++ b/sound/pci/hda/hda_eld.c
@@ -381,7 +381,7 @@ static void hdmi_show_short_audio_desc(struct cea_sad *a)
 	snd_print_pcm_rates(a->rates, buf, sizeof(buf));
 
 	if (a->format == AUDIO_CODING_TYPE_LPCM)
-		snd_print_pcm_bits(a->sample_bits, buf2 + 8, sizeof(buf2 - 8));
+		snd_print_pcm_bits(a->sample_bits, buf2 + 8, sizeof(buf2) - 8);
 	else if (a->max_bitrate)
 		snprintf(buf2, sizeof(buf2),
 				", max bitrate = %d", a->max_bitrate);
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 57adfa8..3cf21ff 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2272,6 +2272,7 @@ static struct snd_pci_quirk position_fix_list[] __devinitdata = {
 	SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", POS_FIX_LPIB),
 	SND_PCI_QUIRK(0x1043, 0x81b3, "ASUS", POS_FIX_LPIB),
 	SND_PCI_QUIRK(0x1043, 0x81e7, "ASUS M2V", POS_FIX_LPIB),
+	SND_PCI_QUIRK(0x1043, 0x8410, "ASUS", POS_FIX_LPIB),
 	SND_PCI_QUIRK(0x104d, 0x9069, "Sony VPCS11V9E", POS_FIX_LPIB),
 	SND_PCI_QUIRK(0x1106, 0x3288, "ASUS M2V-MX SE", POS_FIX_LPIB),
 	SND_PCI_QUIRK(0x1179, 0xff10, "Toshiba A100-259", POS_FIX_LPIB),
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 405492d..fb5752d 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -389,10 +389,16 @@ static int conexant_add_jack(struct hda_codec *codec,
 	struct conexant_spec *spec;
 	struct conexant_jack *jack;
 	const char *name;
-	int err;
+	int i, err;
 
 	spec = codec->spec;
 	snd_array_init(&spec->jacks, sizeof(*jack), 32);
+
+	jack = spec->jacks.list;
+	for (i = 0; i < spec->jacks.used; i++, jack++)
+		if (jack->nid == nid)
+			return 0 ; /* already present */
+
 	jack = snd_array_new(&spec->jacks);
 	name = (type == SND_JACK_HEADPHONE) ? "Headphone" : "Mic" ;
 
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 6cf2dd4..02b813ef6 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -735,7 +735,7 @@ static int stac92xx_mux_enum_put(struct snd_kcontrol *kcontrol, struct snd_ctl_e
 	struct sigmatel_spec *spec = codec->spec;
 	unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 	const struct hda_input_mux *imux = spec->input_mux;
-	unsigned int idx, prev_idx;
+	unsigned int idx, prev_idx, didx;
 
 	idx = ucontrol->value.enumerated.item[0];
 	if (idx >= imux->num_items)
@@ -747,7 +747,8 @@ static int stac92xx_mux_enum_put(struct snd_kcontrol *kcontrol, struct snd_ctl_e
 		snd_hda_codec_write_cache(codec, spec->mux_nids[adc_idx], 0,
 					  AC_VERB_SET_CONNECT_SEL,
 					  imux->items[idx].index);
-		if (prev_idx >= spec->num_analog_muxes) {
+		if (prev_idx >= spec->num_analog_muxes &&
+		    spec->mux_nids[adc_idx] != spec->dmux_nids[adc_idx]) {
 			imux = spec->dinput_mux;
 			/* 0 = analog */
 			snd_hda_codec_write_cache(codec,
@@ -757,9 +758,13 @@ static int stac92xx_mux_enum_put(struct snd_kcontrol *kcontrol, struct snd_ctl_e
 		}
 	} else {
 		imux = spec->dinput_mux;
+		/* first dimux item is hardcoded to select analog imux,
+		 * so lets skip it
+		 */
+		didx = idx - spec->num_analog_muxes + 1;
 		snd_hda_codec_write_cache(codec, spec->dmux_nids[adc_idx], 0,
 					  AC_VERB_SET_CONNECT_SEL,
-					  imux->items[idx - 1].index);
+					  imux->items[didx].index);
 	}
 	spec->cur_mux[adc_idx] = idx;
 	return 1;
diff --git a/sound/soc/blackfin/bf5xx-ac97.c b/sound/soc/blackfin/bf5xx-ac97.c
index 523b7fc..b69cd4b 100644
--- a/sound/soc/blackfin/bf5xx-ac97.c
+++ b/sound/soc/blackfin/bf5xx-ac97.c
@@ -261,9 +261,9 @@ static int bf5xx_ac97_suspend(struct snd_soc_dai *dai)
 	pr_debug("%s : sport %d\n", __func__, dai->id);
 	if (!dai->active)
 		return 0;
-	if (dai->capture.active)
+	if (dai->capture_active)
 		sport_rx_stop(sport);
-	if (dai->playback.active)
+	if (dai->playback_active)
 		sport_tx_stop(sport);
 	return 0;
 }
diff --git a/sound/soc/codecs/wm8990.c b/sound/soc/codecs/wm8990.c
index 7c6b00e..5d1c4d0 100644
--- a/sound/soc/codecs/wm8990.c
+++ b/sound/soc/codecs/wm8990.c
@@ -1185,7 +1185,7 @@ static int wm8990_set_bias_level(struct snd_soc_codec *codec,
 				     WM8990_VMIDTOG);
 
 			/* Delay to allow output caps to discharge */
-			msleep(msecs_to_jiffies(300));
+			msleep(300);
 
 			/* Disable VMIDTOG */
 			snd_soc_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
@@ -1197,17 +1197,17 @@ static int wm8990_set_bias_level(struct snd_soc_codec *codec,
 			/* Enable outputs */
 			snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1b00);
 
-			msleep(msecs_to_jiffies(50));
+			msleep(50);
 
 			/* Enable VMID at 2x50k */
 			snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f02);
 
-			msleep(msecs_to_jiffies(100));
+			msleep(100);
 
 			/* Enable VREF */
 			snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f03);
 
-			msleep(msecs_to_jiffies(600));
+			msleep(600);
 
 			/* Enable BUFIOEN */
 			snd_soc_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
@@ -1252,7 +1252,7 @@ static int wm8990_set_bias_level(struct snd_soc_codec *codec,
 		/* Disable VMID */
 		snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f01);
 
-		msleep(msecs_to_jiffies(300));
+		msleep(300);
 
 		/* Enable all output discharge bits */
 		snd_soc_write(codec, WM8990_ANTIPOP1, WM8990_DIS_LLINE |
diff --git a/sound/usb/usx2y/us122l.c b/sound/usb/usx2y/us122l.c
index 9ca9a13..886427b 100644
--- a/sound/usb/usx2y/us122l.c
+++ b/sound/usb/usx2y/us122l.c
@@ -272,29 +272,26 @@ static unsigned int usb_stream_hwdep_poll(struct snd_hwdep *hw,
 					  struct file *file, poll_table *wait)
 {
 	struct us122l	*us122l = hw->private_data;
-	struct usb_stream *s = us122l->sk.s;
 	unsigned	*polled;
 	unsigned int	mask;
 
 	poll_wait(file, &us122l->sk.sleep, wait);
 
-	switch (s->state) {
-	case usb_stream_ready:
-		if (us122l->first == file)
-			polled = &s->periods_polled;
-		else
-			polled = &us122l->second_periods_polled;
-		if (*polled != s->periods_done) {
-			*polled = s->periods_done;
-			mask = POLLIN | POLLOUT | POLLWRNORM;
-			break;
+	mask = POLLIN | POLLOUT | POLLWRNORM | POLLERR;
+	if (mutex_trylock(&us122l->mutex)) {
+		struct usb_stream *s = us122l->sk.s;
+		if (s && s->state == usb_stream_ready) {
+			if (us122l->first == file)
+				polled = &s->periods_polled;
+			else
+				polled = &us122l->second_periods_polled;
+			if (*polled != s->periods_done) {
+				*polled = s->periods_done;
+				mask = POLLIN | POLLOUT | POLLWRNORM;
+			} else
+				mask = 0;
 		}
-		/* Fall through */
-		mask = 0;
-		break;
-	default:
-		mask = POLLIN | POLLOUT | POLLWRNORM | POLLERR;
-		break;
+		mutex_unlock(&us122l->mutex);
 	}
 	return mask;
 }
@@ -380,6 +377,7 @@ static int usb_stream_hwdep_ioctl(struct snd_hwdep *hw, struct file *file,
 {
 	struct usb_stream_config *cfg;
 	struct us122l *us122l = hw->private_data;
+	struct usb_stream *s;
 	unsigned min_period_frames;
 	int err = 0;
 	bool high_speed;
@@ -425,18 +423,18 @@ static int usb_stream_hwdep_ioctl(struct snd_hwdep *hw, struct file *file,
 	snd_power_wait(hw->card, SNDRV_CTL_POWER_D0);
 
 	mutex_lock(&us122l->mutex);
+	s = us122l->sk.s;
 	if (!us122l->master)
 		us122l->master = file;
 	else if (us122l->master != file) {
-		if (memcmp(cfg, &us122l->sk.s->cfg, sizeof(*cfg))) {
+		if (!s || memcmp(cfg, &s->cfg, sizeof(*cfg))) {
 			err = -EIO;
 			goto unlock;
 		}
 		us122l->slave = file;
 	}
-	if (!us122l->sk.s ||
-	    memcmp(cfg, &us122l->sk.s->cfg, sizeof(*cfg)) ||
-	    us122l->sk.s->state == usb_stream_xrun) {
+	if (!s || memcmp(cfg, &s->cfg, sizeof(*cfg)) ||
+	    s->state == usb_stream_xrun) {
 		us122l_stop(us122l);
 		if (!us122l_start(us122l, cfg->sample_rate, cfg->period_frames))
 			err = -EIO;
@@ -447,6 +445,7 @@ unlock:
 	mutex_unlock(&us122l->mutex);
 free:
 	kfree(cfg);
+	wake_up_all(&us122l->sk.sleep);
 	return err;
 }
 
