Merge branches 'tracing/function-graph-tracer' and 'linus' into tracing/core

41 files changed, 119 insertions, 127 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index 4c2e406fab6..0ad46148a17 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -692,6 +692,13 @@ M:	kernel@wantstofly.org
 L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
 S:	Maintained
 
+ARM/NUVOTON W90X900 ARM ARCHITECTURE
+P:      Wan ZongShun
+M:      mcuos.com@gmail.com
+L:      linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+W:      http://www.mcuos.com
+S:      Maintained
+
 ARPD SUPPORT
 P:	Jonathan Layes
 L:	netdev@vger.kernel.org
diff --git a/arch/arm/configs/at91sam9260ek_defconfig b/arch/arm/configs/at91sam9260ek_defconfig
index e0ee7060f9a..98e2f3de4bc 100644
--- a/arch/arm/configs/at91sam9260ek_defconfig
+++ b/arch/arm/configs/at91sam9260ek_defconfig
@@ -608,7 +608,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y
 # Watchdog Device Drivers
 #
 # CONFIG_SOFT_WATCHDOG is not set
-CONFIG_AT91SAM9_WATCHDOG=y
+CONFIG_AT91SAM9X_WATCHDOG=y
 
 #
 # USB-based Watchdog Cards
diff --git a/arch/arm/configs/at91sam9261ek_defconfig b/arch/arm/configs/at91sam9261ek_defconfig
index 01d1ef97d8b..14945614239 100644
--- a/arch/arm/configs/at91sam9261ek_defconfig
+++ b/arch/arm/configs/at91sam9261ek_defconfig
@@ -700,7 +700,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y
 # Watchdog Device Drivers
 #
 # CONFIG_SOFT_WATCHDOG is not set
-CONFIG_AT91SAM9_WATCHDOG=y
+CONFIG_AT91SAM9X_WATCHDOG=y
 
 #
 # USB-based Watchdog Cards
diff --git a/arch/arm/configs/at91sam9263ek_defconfig b/arch/arm/configs/at91sam9263ek_defconfig
index 036a126725c..21599f3c627 100644
--- a/arch/arm/configs/at91sam9263ek_defconfig
+++ b/arch/arm/configs/at91sam9263ek_defconfig
@@ -710,7 +710,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y
 # Watchdog Device Drivers
 #
 # CONFIG_SOFT_WATCHDOG is not set
-CONFIG_AT91SAM9_WATCHDOG=y
+CONFIG_AT91SAM9X_WATCHDOG=y
 
 #
 # USB-based Watchdog Cards
diff --git a/arch/arm/configs/at91sam9rlek_defconfig b/arch/arm/configs/at91sam9rlek_defconfig
index 237a2a6a851..e2df81a3e80 100644
--- a/arch/arm/configs/at91sam9rlek_defconfig
+++ b/arch/arm/configs/at91sam9rlek_defconfig
@@ -606,7 +606,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y
 # Watchdog Device Drivers
 #
 # CONFIG_SOFT_WATCHDOG is not set
-CONFIG_AT91SAM9_WATCHDOG=y
+CONFIG_AT91SAM9X_WATCHDOG=y
 
 #
 # Sonics Silicon Backplane
diff --git a/arch/arm/configs/qil-a9260_defconfig b/arch/arm/configs/qil-a9260_defconfig
index cd1d717903a..9b32d0eb89b 100644
--- a/arch/arm/configs/qil-a9260_defconfig
+++ b/arch/arm/configs/qil-a9260_defconfig
@@ -727,7 +727,7 @@ CONFIG_WATCHDOG_NOWAYOUT=y
 # Watchdog Device Drivers
 #
 # CONFIG_SOFT_WATCHDOG is not set
-# CONFIG_AT91SAM9_WATCHDOG is not set
+# CONFIG_AT91SAM9X_WATCHDOG is not set
 
 #
 # USB-based Watchdog Cards
diff --git a/arch/arm/kernel/elf.c b/arch/arm/kernel/elf.c
index 84849098c8e..d4a0da1e48f 100644
--- a/arch/arm/kernel/elf.c
+++ b/arch/arm/kernel/elf.c
@@ -74,9 +74,9 @@ EXPORT_SYMBOL(elf_set_personality);
  */
 int arm_elf_read_implies_exec(const struct elf32_hdr *x, int executable_stack)
 {
-	if (executable_stack != EXSTACK_ENABLE_X)
+	if (executable_stack != EXSTACK_DISABLE_X)
 		return 1;
-	if (cpu_architecture() <= CPU_ARCH_ARMv6)
+	if (cpu_architecture() < CPU_ARCH_ARMv6)
 		return 1;
 	return 0;
 }
diff --git a/arch/arm/mach-at91/at91cap9_devices.c b/arch/arm/mach-at91/at91cap9_devices.c
index 9eca2209cde..412aa49ad2f 100644
--- a/arch/arm/mach-at91/at91cap9_devices.c
+++ b/arch/arm/mach-at91/at91cap9_devices.c
@@ -697,7 +697,7 @@ static void __init at91_add_device_rtt(void)
  *  Watchdog
  * -------------------------------------------------------------------- */
 
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
 static struct platform_device at91cap9_wdt_device = {
 	.name		= "at91_wdt",
 	.id		= -1,
diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c
index fdde1ea21b0..d74c9ac007e 100644
--- a/arch/arm/mach-at91/at91sam9260_devices.c
+++ b/arch/arm/mach-at91/at91sam9260_devices.c
@@ -643,7 +643,7 @@ static void __init at91_add_device_rtt(void)
  *  Watchdog
  * -------------------------------------------------------------------- */
 
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
 static struct platform_device at91sam9260_wdt_device = {
 	.name		= "at91_wdt",
 	.id		= -1,
diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c
index 17289756f80..59fc48311fb 100644
--- a/arch/arm/mach-at91/at91sam9261_devices.c
+++ b/arch/arm/mach-at91/at91sam9261_devices.c
@@ -621,7 +621,7 @@ static void __init at91_add_device_rtt(void)
  *  Watchdog
  * -------------------------------------------------------------------- */
 
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
 static struct platform_device at91sam9261_wdt_device = {
 	.name		= "at91_wdt",
 	.id		= -1,
diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c
index b753cb879d8..134af97ff34 100644
--- a/arch/arm/mach-at91/at91sam9263_devices.c
+++ b/arch/arm/mach-at91/at91sam9263_devices.c
@@ -854,7 +854,7 @@ static void __init at91_add_device_rtt(void)
  *  Watchdog
  * -------------------------------------------------------------------- */
 
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
 static struct platform_device at91sam9263_wdt_device = {
 	.name		= "at91_wdt",
 	.id		= -1,
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index 145324f4ec5..728186515cd 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -609,7 +609,7 @@ static void __init at91_add_device_rtt(void)
  *  Watchdog
  * -------------------------------------------------------------------- */
 
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
 static struct platform_device at91sam9rl_wdt_device = {
 	.name		= "at91_wdt",
 	.id		= -1,
diff --git a/arch/arm/mach-at91/gpio.c b/arch/arm/mach-at91/gpio.c
index 9b0447c3d59..2f7d4977dce 100644
--- a/arch/arm/mach-at91/gpio.c
+++ b/arch/arm/mach-at91/gpio.c
@@ -490,7 +490,8 @@ postcore_initcall(at91_gpio_debugfs_init);
 
 /*--------------------------------------------------------------------------*/
 
-/* This lock class tells lockdep that GPIO irqs are in a different
+/*
+ * This lock class tells lockdep that GPIO irqs are in a different
  * category than their parents, so it won't report false recursion.
  */
 static struct lock_class_key gpio_lock_class;
@@ -509,9 +510,6 @@ void __init at91_gpio_irq_setup(void)
 		unsigned	id = this->id;
 		unsigned	i;
 
-		/* enable PIO controller's clock */
-		clk_enable(this->clock);
-
 		__raw_writel(~0, this->regbase + PIO_IDR);
 
 		for (i = 0, pin = this->chipbase; i < 32; i++, pin++) {
@@ -556,7 +554,14 @@ void __init at91_gpio_init(struct at91_gpio_bank *data, int nr_banks)
 		data->chipbase = PIN_BASE + i * 32;
 		data->regbase = data->offset + (void __iomem *)AT91_VA_BASE_SYS;
 
-		/* AT91SAM9263_ID_PIOCDE groups PIOC, PIOD, PIOE */
+		/* enable PIO controller's clock */
+		clk_enable(data->clock);
+
+		/*
+		 * Some processors share peripheral ID between multiple GPIO banks.
+		 *  SAM9263 (PIOC, PIOD, PIOE)
+		 *  CAP9 (PIOA, PIOB, PIOC, PIOD)
+		 */
 		if (last && last->id == data->id)
 			last->next = data;
 	}
diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h
index fb51f0e0a83..0b3ae21b456 100644
--- a/arch/arm/mach-at91/include/mach/board.h
+++ b/arch/arm/mach-at91/include/mach/board.h
@@ -93,6 +93,7 @@ struct atmel_nand_data {
 	u8		enable_pin;	/* chip enable */
 	u8		det_pin;	/* card detect */
 	u8		rdy_pin;	/* ready/busy */
+	u8              rdy_pin_active_low;     /* rdy_pin value is inverted */
 	u8		ale;		/* address line number connected to ALE */
 	u8		cle;		/* address line number connected to CLE */
 	u8		bus_width_16;	/* buswidth is 16 bit */
diff --git a/arch/arm/mach-ep93xx/include/mach/gesbc9312.h b/arch/arm/mach-ep93xx/include/mach/gesbc9312.h
deleted file mode 100644
index 21fe2b922aa..00000000000
--- a/arch/arm/mach-ep93xx/include/mach/gesbc9312.h
+++ /dev/null
@@ -1,3 +0,0 @@
-/*
- * arch/arm/mach-ep93xx/include/mach/gesbc9312.h
- */
diff --git a/arch/arm/mach-ep93xx/include/mach/hardware.h b/arch/arm/mach-ep93xx/include/mach/hardware.h
index 529807d182b..2866297310b 100644
--- a/arch/arm/mach-ep93xx/include/mach/hardware.h
+++ b/arch/arm/mach-ep93xx/include/mach/hardware.h
@@ -10,7 +10,6 @@
 
 #include "platform.h"
 
-#include "gesbc9312.h"
 #include "ts72xx.h"
 
 #endif
diff --git a/arch/arm/mach-kirkwood/irq.c b/arch/arm/mach-kirkwood/irq.c
index efb86b70027..06083b23bb4 100644
--- a/arch/arm/mach-kirkwood/irq.c
+++ b/arch/arm/mach-kirkwood/irq.c
@@ -42,7 +42,7 @@ void __init kirkwood_init_irq(void)
 	writel(0, GPIO_EDGE_CAUSE(32));
 
 	for (i = IRQ_KIRKWOOD_GPIO_START; i < NR_IRQS; i++) {
-		set_irq_chip(i, &orion_gpio_irq_level_chip);
+		set_irq_chip(i, &orion_gpio_irq_chip);
 		set_irq_handler(i, handle_level_irq);
 		irq_desc[i].status |= IRQ_LEVEL;
 		set_irq_flags(i, IRQF_VALID);
diff --git a/arch/arm/mach-mv78xx0/irq.c b/arch/arm/mach-mv78xx0/irq.c
index e273418797b..30b7e4bcdbc 100644
--- a/arch/arm/mach-mv78xx0/irq.c
+++ b/arch/arm/mach-mv78xx0/irq.c
@@ -40,7 +40,7 @@ void __init mv78xx0_init_irq(void)
 	writel(0, GPIO_EDGE_CAUSE(0));
 
 	for (i = IRQ_MV78XX0_GPIO_START; i < NR_IRQS; i++) {
-		set_irq_chip(i, &orion_gpio_irq_level_chip);
+		set_irq_chip(i, &orion_gpio_irq_chip);
 		set_irq_handler(i, handle_level_irq);
 		irq_desc[i].status |= IRQ_LEVEL;
 		set_irq_flags(i, IRQF_VALID);
diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c
index ad721e0cbf7..ce4d46a4a83 100644
--- a/arch/arm/mach-omap2/clock.c
+++ b/arch/arm/mach-omap2/clock.c
@@ -565,7 +565,7 @@ u32 omap2_clksel_to_divisor(struct clk *clk, u32 field_val)
  *
  * Given a struct clk of a rate-selectable clksel clock, and a clock divisor,
  * find the corresponding register field value.  The return register value is
- * the value before left-shifting.  Returns 0xffffffff on error
+ * the value before left-shifting.  Returns ~0 on error
  */
 u32 omap2_divisor_to_clksel(struct clk *clk, u32 div)
 {
@@ -577,7 +577,7 @@ u32 omap2_divisor_to_clksel(struct clk *clk, u32 div)
 
 	clks = omap2_get_clksel_by_parent(clk, clk->parent);
 	if (clks == NULL)
-		return 0;
+		return ~0;
 
 	for (clkr = clks->rates; clkr->div; clkr++) {
 		if ((clkr->flags & cpu_mask) && (clkr->div == div))
@@ -588,7 +588,7 @@ u32 omap2_divisor_to_clksel(struct clk *clk, u32 div)
 		printk(KERN_ERR "clock: Could not find divisor %d for "
 		       "clock %s parent %s\n", div, clk->name,
 		       clk->parent->name);
-		return 0;
+		return ~0;
 	}
 
 	return clkr->val;
@@ -708,7 +708,7 @@ static u32 omap2_clksel_get_src_field(void __iomem **src_addr,
 		return 0;
 
 	for (clkr = clks->rates; clkr->div; clkr++) {
-		if (clkr->flags & (cpu_mask | DEFAULT_RATE))
+		if (clkr->flags & cpu_mask && clkr->flags & DEFAULT_RATE)
 			break; /* Found the default rate for this platform */
 	}
 
@@ -746,7 +746,7 @@ int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent)
 		return -EINVAL;
 
 	if (clk->usecount > 0)
-		_omap2_clk_disable(clk);
+		omap2_clk_disable(clk);
 
 	/* Set new source value (previous dividers if any in effect) */
 	reg_val = __raw_readl(src_addr) & ~field_mask;
@@ -759,11 +759,11 @@ int omap2_clk_set_parent(struct clk *clk, struct clk *new_parent)
 		wmb();
 	}
 
-	if (clk->usecount > 0)
-		_omap2_clk_enable(clk);
-
 	clk->parent = new_parent;
 
+	if (clk->usecount > 0)
+		omap2_clk_enable(clk);
+
 	/* CLKSEL clocks follow their parents' rates, divided by a divisor */
 	clk->rate = new_parent->rate;
 
diff --git a/arch/arm/mach-orion5x/irq.c b/arch/arm/mach-orion5x/irq.c
index 0caae43301e..e03f7b45cb0 100644
--- a/arch/arm/mach-orion5x/irq.c
+++ b/arch/arm/mach-orion5x/irq.c
@@ -44,7 +44,7 @@ void __init orion5x_init_irq(void)
 	 * User can use set_type() if he wants to use edge types handlers.
 	 */
 	for (i = IRQ_ORION5X_GPIO_START; i < NR_IRQS; i++) {
-		set_irq_chip(i, &orion_gpio_irq_level_chip);
+		set_irq_chip(i, &orion_gpio_irq_chip);
 		set_irq_handler(i, handle_level_irq);
 		irq_desc[i].status |= IRQ_LEVEL;
 		set_irq_flags(i, IRQF_VALID);
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 9b36c5cb5e9..d4d082c5c2d 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -693,7 +693,8 @@ static void __init sanity_check_meminfo(void)
 		 * Check whether this memory bank would entirely overlap
 		 * the vmalloc area.
 		 */
-		if (__va(bank->start) >= VMALLOC_MIN) {
+		if (__va(bank->start) >= VMALLOC_MIN ||
+		    __va(bank->start) < PAGE_OFFSET) {
 			printk(KERN_NOTICE "Ignoring RAM at %.8lx-%.8lx "
 			       "(vmalloc region overlap).\n",
 			       bank->start, bank->start + bank->size - 1);
diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c
index 967186425ca..0d12c216476 100644
--- a/arch/arm/plat-orion/gpio.c
+++ b/arch/arm/plat-orion/gpio.c
@@ -265,51 +265,36 @@ EXPORT_SYMBOL(orion_gpio_set_blink);
  *        polarity    LEVEL          mask
  *
  ****************************************************************************/
-static void gpio_irq_edge_ack(u32 irq)
-{
-	int pin = irq_to_gpio(irq);
-
-	writel(~(1 << (pin & 31)), GPIO_EDGE_CAUSE(pin));
-}
-
-static void gpio_irq_edge_mask(u32 irq)
-{
-	int pin = irq_to_gpio(irq);
-	u32 u;
-
-	u = readl(GPIO_EDGE_MASK(pin));
-	u &= ~(1 << (pin & 31));
-	writel(u, GPIO_EDGE_MASK(pin));
-}
 
-static void gpio_irq_edge_unmask(u32 irq)
+static void gpio_irq_ack(u32 irq)
 {
-	int pin = irq_to_gpio(irq);
-	u32 u;
-
-	u = readl(GPIO_EDGE_MASK(pin));
-	u |= 1 << (pin & 31);
-	writel(u, GPIO_EDGE_MASK(pin));
+	int type = irq_desc[irq].status & IRQ_TYPE_SENSE_MASK;
+	if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) {
+		int pin = irq_to_gpio(irq);
+		writel(~(1 << (pin & 31)), GPIO_EDGE_CAUSE(pin));
+	}
 }
 
-static void gpio_irq_level_mask(u32 irq)
+static void gpio_irq_mask(u32 irq)
 {
 	int pin = irq_to_gpio(irq);
-	u32 u;
-
-	u = readl(GPIO_LEVEL_MASK(pin));
+	int type = irq_desc[irq].status & IRQ_TYPE_SENSE_MASK;
+	u32 reg = (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) ?
+		GPIO_EDGE_MASK(pin) : GPIO_LEVEL_MASK(pin);
+	u32 u = readl(reg);
 	u &= ~(1 << (pin & 31));
-	writel(u, GPIO_LEVEL_MASK(pin));
+	writel(u, reg);
 }
 
-static void gpio_irq_level_unmask(u32 irq)
+static void gpio_irq_unmask(u32 irq)
 {
 	int pin = irq_to_gpio(irq);
-	u32 u;
-
-	u = readl(GPIO_LEVEL_MASK(pin));
+	int type = irq_desc[irq].status & IRQ_TYPE_SENSE_MASK;
+	u32 reg = (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) ?
+		GPIO_EDGE_MASK(pin) : GPIO_LEVEL_MASK(pin);
+	u32 u = readl(reg);
 	u |= 1 << (pin & 31);
-	writel(u, GPIO_LEVEL_MASK(pin));
+	writel(u, reg);
 }
 
 static int gpio_irq_set_type(u32 irq, u32 type)
@@ -331,9 +316,9 @@ static int gpio_irq_set_type(u32 irq, u32 type)
 	 * Set edge/level type.
 	 */
 	if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) {
-		desc->chip = &orion_gpio_irq_edge_chip;
+		desc->handle_irq = handle_edge_irq;
 	} else if (type & (IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW)) {
-		desc->chip = &orion_gpio_irq_level_chip;
+		desc->handle_irq = handle_level_irq;
 	} else {
 		printk(KERN_ERR "failed to set irq=%d (type=%d)\n", irq, type);
 		return -EINVAL;
@@ -371,19 +356,11 @@ static int gpio_irq_set_type(u32 irq, u32 type)
 	return 0;
 }
 
-struct irq_chip orion_gpio_irq_edge_chip = {
-	.name		= "orion_gpio_irq_edge",
-	.ack		= gpio_irq_edge_ack,
-	.mask		= gpio_irq_edge_mask,
-	.unmask		= gpio_irq_edge_unmask,
-	.set_type	= gpio_irq_set_type,
-};
-
-struct irq_chip orion_gpio_irq_level_chip = {
-	.name		= "orion_gpio_irq_level",
-	.mask		= gpio_irq_level_mask,
-	.mask_ack	= gpio_irq_level_mask,
-	.unmask		= gpio_irq_level_unmask,
+struct irq_chip orion_gpio_irq_chip = {
+	.name		= "orion_gpio",
+	.ack		= gpio_irq_ack,
+	.mask		= gpio_irq_mask,
+	.unmask		= gpio_irq_unmask,
 	.set_type	= gpio_irq_set_type,
 };
 
diff --git a/arch/arm/plat-orion/include/plat/gpio.h b/arch/arm/plat-orion/include/plat/gpio.h
index 54deaf274b5..ec743e82c87 100644
--- a/arch/arm/plat-orion/include/plat/gpio.h
+++ b/arch/arm/plat-orion/include/plat/gpio.h
@@ -31,8 +31,7 @@ void orion_gpio_set_blink(unsigned pin, int blink);
 /*
  * GPIO interrupt handling.
  */
-extern struct irq_chip orion_gpio_irq_edge_chip;
-extern struct irq_chip orion_gpio_irq_level_chip;
+extern struct irq_chip orion_gpio_irq_chip;
 void orion_gpio_irq_handler(int irqoff);
 
 
diff --git a/arch/avr32/mach-at32ap/include/mach/board.h b/arch/avr32/mach-at32ap/include/mach/board.h
index aafaf7a7888..cff8e84f78f 100644
--- a/arch/avr32/mach-at32ap/include/mach/board.h
+++ b/arch/avr32/mach-at32ap/include/mach/board.h
@@ -116,6 +116,7 @@ struct atmel_nand_data {
 	int	enable_pin;	/* chip enable */
 	int	det_pin;	/* card detect */
 	int	rdy_pin;	/* ready/busy */
+	u8	rdy_pin_active_low;	/* rdy_pin value is inverted */
 	u8	ale;		/* address line number connected to ALE */
 	u8	cle;		/* address line number connected to CLE */
 	u8	bus_width_16;	/* buswidth is 16 bit */
diff --git a/arch/s390/include/asm/cputime.h b/arch/s390/include/asm/cputime.h
index 521726430af..95b0f7db3c6 100644
--- a/arch/s390/include/asm/cputime.h
+++ b/arch/s390/include/asm/cputime.h
@@ -145,7 +145,7 @@ cputime_to_timeval(const cputime_t cputime, struct timeval *value)
 	value->tv_usec = rp.subreg.even / 4096;
 	value->tv_sec = rp.subreg.odd;
 #else
-	value->tv_usec = cputime % 4096000000ULL;
+	value->tv_usec = (cputime % 4096000000ULL) / 4096;
 	value->tv_sec = cputime / 4096000000ULL;
 #endif
 }
diff --git a/arch/s390/include/asm/setup.h b/arch/s390/include/asm/setup.h
index 2bd9faeb391..e8bd6ac22c9 100644
--- a/arch/s390/include/asm/setup.h
+++ b/arch/s390/include/asm/setup.h
@@ -43,6 +43,8 @@ struct mem_chunk {
 
 extern struct mem_chunk memory_chunk[];
 extern unsigned long real_memory_size;
+extern int memory_end_set;
+extern unsigned long memory_end;
 
 void detect_memory_layout(struct mem_chunk chunk[]);
 
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index d825f4950e4..c5cfb6185ea 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -82,7 +82,9 @@ char elf_platform[ELF_PLATFORM_SIZE];
 
 struct mem_chunk __initdata memory_chunk[MEMORY_CHUNKS];
 volatile int __cpu_logical_map[NR_CPUS]; /* logical cpu to cpu address */
-static unsigned long __initdata memory_end;
+
+int __initdata memory_end_set;
+unsigned long __initdata memory_end;
 
 /*
  * This is set up by the setup-routine at boot-time
@@ -281,6 +283,7 @@ void (*pm_power_off)(void) = machine_power_off;
 static int __init early_parse_mem(char *p)
 {
 	memory_end = memparse(p, &p);
+	memory_end_set = 1;
 	return 0;
 }
 early_param("mem", early_parse_mem);
@@ -508,8 +511,10 @@ static void __init setup_memory_end(void)
 	int i;
 
 #if defined(CONFIG_ZFCPDUMP) || defined(CONFIG_ZFCPDUMP_MODULE)
-	if (ipl_info.type == IPL_TYPE_FCP_DUMP)
+	if (ipl_info.type == IPL_TYPE_FCP_DUMP) {
 		memory_end = ZFCPDUMP_HSA_SIZE;
+		memory_end_set = 1;
+	}
 #endif
 	memory_size = 0;
 	memory_end &= PAGE_MASK;
diff --git a/arch/x86/kernel/apic.c b/arch/x86/kernel/apic.c
index 115449f869e..570f36e44e5 100644
--- a/arch/x86/kernel/apic.c
+++ b/arch/x86/kernel/apic.c
@@ -862,7 +862,7 @@ void clear_local_APIC(void)
 	}
 
 	/* lets not touch this if we didn't frob it */
-#if defined(CONFIG_X86_MCE_P4THERMAL) || defined(X86_MCE_INTEL)
+#if defined(CONFIG_X86_MCE_P4THERMAL) || defined(CONFIG_X86_MCE_INTEL)
 	if (maxlvt >= 5) {
 		v = apic_read(APIC_LVTTHMR);
 		apic_write(APIC_LVTTHMR, v | APIC_LVT_MASKED);
diff --git a/arch/x86/kernel/cpu/mcheck/mce_64.c b/arch/x86/kernel/cpu/mcheck/mce_64.c
index 1c838032fd3..25cf624eccb 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_64.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_64.c
@@ -295,11 +295,11 @@ void do_machine_check(struct pt_regs * regs, long error_code)
 		 * If we know that the error was in user space, send a
 		 * SIGBUS.  Otherwise, panic if tolerance is low.
 		 *
-		 * do_exit() takes an awful lot of locks and has a slight
+		 * force_sig() takes an awful lot of locks and has a slight
 		 * risk of deadlocking.
 		 */
 		if (user_space) {
-			do_exit(SIGBUS);
+			force_sig(SIGBUS, current);
 		} else if (panic_on_oops || tolerant < 2) {
 			mce_panic("Uncorrected machine check",
 				&panicm, mcestart);
@@ -734,6 +734,7 @@ __setup("mce=", mcheck_enable);
 static int mce_resume(struct sys_device *dev)
 {
 	mce_init(NULL);
+	mce_cpu_features(&current_cpu_data);
 	return 0;
 }
 
diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c
index a546f55c77b..bd4da2af08a 100644
--- a/arch/x86/kernel/process_32.c
+++ b/arch/x86/kernel/process_32.c
@@ -104,9 +104,6 @@ void cpu_idle(void)
 			check_pgt_cache();
 			rmb();
 
-			if (rcu_pending(cpu))
-				rcu_check_callbacks(cpu, 0);
-
 			if (cpu_is_offline(cpu))
 				play_dead();
 
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index c98c1570a40..47a33cec379 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -139,7 +139,8 @@ static int atmel_nand_device_ready(struct mtd_info *mtd)
 	struct nand_chip *nand_chip = mtd->priv;
 	struct atmel_nand_host *host = nand_chip->priv;
 
-	return gpio_get_value(host->board->rdy_pin);
+	return gpio_get_value(host->board->rdy_pin) ^
+                !!host->board->rdy_pin_active_low;
 }
 
 /*
diff --git a/drivers/s390/char/sclp.c b/drivers/s390/char/sclp.c
index 1fd8f2193ed..4377e93a43d 100644
--- a/drivers/s390/char/sclp.c
+++ b/drivers/s390/char/sclp.c
@@ -280,8 +280,11 @@ sclp_dispatch_evbufs(struct sccb_header *sccb)
 	rc = 0;
 	for (offset = sizeof(struct sccb_header); offset < sccb->length;
 	     offset += evbuf->length) {
-		/* Search for event handler */
 		evbuf = (struct evbuf_header *) ((addr_t) sccb + offset);
+		/* Check for malformed hardware response */
+		if (evbuf->length == 0)
+			break;
+		/* Search for event handler */
 		reg = NULL;
 		list_for_each(l, &sclp_reg_list) {
 			reg = list_entry(l, struct sclp_register, list);
diff --git a/drivers/s390/char/sclp_cmd.c b/drivers/s390/char/sclp_cmd.c
index 50639049641..77ab6e34a10 100644
--- a/drivers/s390/char/sclp_cmd.c
+++ b/drivers/s390/char/sclp_cmd.c
@@ -19,6 +19,7 @@
 #include <linux/memory.h>
 #include <asm/chpid.h>
 #include <asm/sclp.h>
+#include <asm/setup.h>
 
 #include "sclp.h"
 
@@ -474,6 +475,10 @@ static void __init add_memory_merged(u16 rn)
 		goto skip_add;
 	if (start + size > VMEM_MAX_PHYS)
 		size = VMEM_MAX_PHYS - start;
+	if (memory_end_set && (start >= memory_end))
+		goto skip_add;
+	if (memory_end_set && (start + size > memory_end))
+		size = memory_end - start;
 	add_memory(0, start, size);
 skip_add:
 	first_rn = rn;
diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c
index 9b36205c575..0ce4e281984 100644
--- a/drivers/usb/gadget/pxa25x_udc.c
+++ b/drivers/usb/gadget/pxa25x_udc.c
@@ -904,8 +904,8 @@ static void pxa25x_ep_fifo_flush(struct usb_ep *_ep)
 
 	/* most IN status is the same, but ISO can't stall */
 	*ep->reg_udccs = UDCCS_BI_TPC|UDCCS_BI_FTF|UDCCS_BI_TUR
-		| (ep->bmAttributes == USB_ENDPOINT_XFER_ISOC)
-			? 0 : UDCCS_BI_SST;
+		| (ep->bmAttributes == USB_ENDPOINT_XFER_ISOC
+			? 0 : UDCCS_BI_SST);
 }
 
 
diff --git a/drivers/watchdog/at91rm9200_wdt.c b/drivers/watchdog/at91rm9200_wdt.c
index 5531691f46e..e35d5458923 100644
--- a/drivers/watchdog/at91rm9200_wdt.c
+++ b/drivers/watchdog/at91rm9200_wdt.c
@@ -107,10 +107,10 @@ static int at91_wdt_close(struct inode *inode, struct file *file)
 static int at91_wdt_settimeout(int new_time)
 {
 	/*
-	 * All counting occurs at SLOW_CLOCK / 128 = 0.256 Hz
+	 * All counting occurs at SLOW_CLOCK / 128 = 256 Hz
 	 *
 	 * Since WDV is a 16-bit counter, the maximum period is
-	 * 65536 / 0.256 = 256 seconds.
+	 * 65536 / 256 = 256 seconds.
 	 */
 	if ((new_time <= 0) || (new_time > WDT_MAX_TIME))
 		return -EINVAL;
diff --git a/drivers/watchdog/at91sam9_wdt.c b/drivers/watchdog/at91sam9_wdt.c
index b1da287f90e..a56ac84381b 100644
--- a/drivers/watchdog/at91sam9_wdt.c
+++ b/drivers/watchdog/at91sam9_wdt.c
@@ -18,6 +18,7 @@
 #include <linux/errno.h>
 #include <linux/fs.h>
 #include <linux/init.h>
+#include <linux/io.h>
 #include <linux/kernel.h>
 #include <linux/miscdevice.h>
 #include <linux/module.h>
diff --git a/sound/core/jack.c b/sound/core/jack.c
index dd4a12dc09a..077a85262c1 100644
--- a/sound/core/jack.c
+++ b/sound/core/jack.c
@@ -47,7 +47,7 @@ static int snd_jack_dev_register(struct snd_device *device)
 	int err;
 
 	snprintf(jack->name, sizeof(jack->name), "%s %s",
-		 card->longname, jack->id);
+		 card->shortname, jack->id);
 	jack->input_dev->name = jack->name;
 
 	/* Default to the sound card device. */
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 11e791b965f..c8d9178f47e 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1947,16 +1947,13 @@ static int azx_suspend(struct pci_dev *pci, pm_message_t state)
 	return 0;
 }
 
-static int azx_resume_early(struct pci_dev *pci)
-{
-	return pci_restore_state(pci);
-}
-
 static int azx_resume(struct pci_dev *pci)
 {
 	struct snd_card *card = pci_get_drvdata(pci);
 	struct azx *chip = card->private_data;
 
+	pci_set_power_state(pci, PCI_D0);
+	pci_restore_state(pci);
 	if (pci_enable_device(pci) < 0) {
 		printk(KERN_ERR "hda-intel: pci_enable_device failed, "
 		       "disabling device\n");
@@ -2468,7 +2465,6 @@ static struct pci_driver driver = {
 	.remove = __devexit_p(azx_remove),
 #ifdef CONFIG_PM
 	.suspend = azx_suspend,
-	.resume_early = azx_resume_early,
 	.resume = azx_resume,
 #endif
 };
diff --git a/sound/pci/oxygen/virtuoso.c b/sound/pci/oxygen/virtuoso.c
index 18c7c91786b..6c870c12a17 100644
--- a/sound/pci/oxygen/virtuoso.c
+++ b/sound/pci/oxygen/virtuoso.c
@@ -26,7 +26,7 @@
  * SPI 0 -> 1st PCM1796 (front)
  * SPI 1 -> 2nd PCM1796 (surround)
  * SPI 2 -> 3rd PCM1796 (center/LFE)
- * SPI 4 -> 4th PCM1796 (back) and EEPROM self-destruct (do not use!)
+ * SPI 4 -> 4th PCM1796 (back)
  *
  * GPIO 2 -> M0 of CS5381
  * GPIO 3 -> M1 of CS5381
@@ -207,12 +207,6 @@ static void xonar_gpio_changed(struct oxygen *chip);
 static inline void pcm1796_write_spi(struct oxygen *chip, unsigned int codec,
 				     u8 reg, u8 value)
 {
-	/*
-	 * We don't want to do writes on SPI 4 because the EEPROM, which shares
-	 * the same pin, might get confused and broken.  We'd better take care
-	 * that the driver works with the default register values ...
-	 */
-#if 0
 	/* maps ALSA channel pair number to SPI output */
 	static const u8 codec_map[4] = {
 		0, 1, 2, 4
@@ -223,7 +217,6 @@ static inline void pcm1796_write_spi(struct oxygen *chip, unsigned int codec,
 			 (codec_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
 			 OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
 			 (reg << 8) | value);
-#endif
 }
 
 static inline void pcm1796_write_i2c(struct oxygen *chip, unsigned int codec,
@@ -757,9 +750,6 @@ static const DECLARE_TLV_DB_SCALE(cs4362a_db_scale, -12700, 100, 0);
 
 static int xonar_d2_control_filter(struct snd_kcontrol_new *template)
 {
-	if (!strncmp(template->name, "Master Playback ", 16))
-		/* disable volume/mute because they would require SPI writes */
-		return 1;
 	if (!strncmp(template->name, "CD Capture ", 11))
 		/* CD in is actually connected to the video in pin */
 		template->private_value ^= AC97_CD ^ AC97_VIDEO;
@@ -850,8 +840,9 @@ static const struct oxygen_model model_xonar_d2 = {
 	.dac_volume_min = 0x0f,
 	.dac_volume_max = 0xff,
 	.misc_flags = OXYGEN_MISC_MIDI,
-	.function_flags = OXYGEN_FUNCTION_SPI,
-	.dac_i2s_format = OXYGEN_I2S_FORMAT_I2S,
+	.function_flags = OXYGEN_FUNCTION_SPI |
+			  OXYGEN_FUNCTION_ENABLE_SPI_4_5,
+	.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 	.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 };
 
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
index 2ab83129d9b..19e37451c21 100644
--- a/sound/usb/usbaudio.c
+++ b/sound/usb/usbaudio.c
@@ -2524,7 +2524,6 @@ static int parse_audio_format_rates(struct snd_usb_audio *chip, struct audioform
 		 * build the rate table and bitmap flags
 		 */
 		int r, idx;
-		unsigned int nonzero_rates = 0;
 
 		fp->rate_table = kmalloc(sizeof(int) * nr_rates, GFP_KERNEL);
 		if (fp->rate_table == NULL) {
@@ -2532,24 +2531,27 @@ static int parse_audio_format_rates(struct snd_usb_audio *chip, struct audioform
 			return -1;
 		}
 
-		fp->nr_rates = nr_rates;
-		fp->rate_min = fp->rate_max = combine_triple(&fmt[8]);
+		fp->nr_rates = 0;
+		fp->rate_min = fp->rate_max = 0;
 		for (r = 0, idx = offset + 1; r < nr_rates; r++, idx += 3) {
 			unsigned int rate = combine_triple(&fmt[idx]);
+			if (!rate)
+				continue;
 			/* C-Media CM6501 mislabels its 96 kHz altsetting */
 			if (rate == 48000 && nr_rates == 1 &&
-			    chip->usb_id == USB_ID(0x0d8c, 0x0201) &&
+			    (chip->usb_id == USB_ID(0x0d8c, 0x0201) ||
+			     chip->usb_id == USB_ID(0x0d8c, 0x0102)) &&
 			    fp->altsetting == 5 && fp->maxpacksize == 392)
 				rate = 96000;
-			fp->rate_table[r] = rate;
-			nonzero_rates |= rate;
-			if (rate < fp->rate_min)
+			fp->rate_table[fp->nr_rates] = rate;
+			if (!fp->rate_min || rate < fp->rate_min)
 				fp->rate_min = rate;
-			else if (rate > fp->rate_max)
+			if (!fp->rate_max || rate > fp->rate_max)
 				fp->rate_max = rate;
 			fp->rates |= snd_pcm_rate_to_rate_bit(rate);
+			fp->nr_rates++;
 		}
-		if (!nonzero_rates) {
+		if (!fp->nr_rates) {
 			hwc_debug("All rates were zero. Skipping format!\n");
 			return -1;
 		}
diff --git a/sound/usb/usbmidi.c b/sound/usb/usbmidi.c
index 320641ab5be..26bad373fe6 100644
--- a/sound/usb/usbmidi.c
+++ b/sound/usb/usbmidi.c
@@ -1625,6 +1625,7 @@ static int snd_usbmidi_create_endpoints_midiman(struct snd_usb_midi* umidi,
 	}
 
 	ep_info.out_ep = get_endpoint(hostif, 2)->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK;
+	ep_info.out_interval = 0;
 	ep_info.out_cables = endpoint->out_cables & 0x5555;
 	err = snd_usbmidi_out_endpoint_create(umidi, &ep_info, &umidi->endpoints[0]);
 	if (err < 0)