Merge branch 'sched-wq' of ../wq into cmwq-base
diff --git a/Documentation/ABI/testing/sysfs-bus-pci b/Documentation/ABI/testing/sysfs-bus-pci
index 428676c..25be325 100644
--- a/Documentation/ABI/testing/sysfs-bus-pci
+++ b/Documentation/ABI/testing/sysfs-bus-pci
@@ -133,46 +133,6 @@
 		The symbolic link points to the PCI device sysfs entry of the
 		Physical Function this device associates with.
 
-
-What:		/sys/bus/pci/slots/...
-Date:		April 2005 (possibly older)
-KernelVersion:	2.6.12 (possibly older)
-Contact:	linux-pci@vger.kernel.org
-Description:
-		When the appropriate driver is loaded, it will create a
-		directory per claimed physical PCI slot in
-		/sys/bus/pci/slots/.  The names of these directories are
-		specific to the driver, which in turn, are specific to the
-		platform, but in general, should match the label on the
-		machine's physical chassis.
-
-		The drivers that can create slot directories include the
-		PCI hotplug drivers, and as of 2.6.27, the pci_slot driver.
-
-		The slot directories contain, at a minimum, a file named
-		'address' which contains the PCI bus:device:function tuple.
-		Other files may appear as well, but are specific to the
-		driver.
-
-What:		/sys/bus/pci/slots/.../function[0-7]
-Date:		March 2010
-KernelVersion:	2.6.35
-Contact:	linux-pci@vger.kernel.org
-Description:
-		If PCI slot directories (as described above) are created,
-		and the physical slot is actually populated with a device,
-		symbolic links in the slot directory pointing to the
-		device's PCI functions are created as well.
-
-What:		/sys/bus/pci/devices/.../slot
-Date:		March 2010
-KernelVersion:	2.6.35
-Contact:	linux-pci@vger.kernel.org
-Description:
-		If PCI slot directories (as described above) are created,
-		a symbolic link pointing to the slot directory will be
-		created as well.
-
 What:		/sys/bus/pci/slots/.../module
 Date:		June 2009
 Contact:	linux-pci@vger.kernel.org
diff --git a/MAINTAINERS b/MAINTAINERS
index 67accd7..6d119c9 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2978,7 +2978,6 @@
 F:	drivers/net/ixgbe/
 
 INTEL PRO/WIRELESS 2100 NETWORK CONNECTION SUPPORT
-M:	Zhu Yi <yi.zhu@intel.com>
 M:	Reinette Chatre <reinette.chatre@intel.com>
 M:	Intel Linux Wireless <ilw@linux.intel.com>
 L:	linux-wireless@vger.kernel.org
@@ -2988,7 +2987,6 @@
 F:	drivers/net/wireless/ipw2x00/ipw2100.*
 
 INTEL PRO/WIRELESS 2915ABG NETWORK CONNECTION SUPPORT
-M:	Zhu Yi <yi.zhu@intel.com>
 M:	Reinette Chatre <reinette.chatre@intel.com>
 M:	Intel Linux Wireless <ilw@linux.intel.com>
 L:	linux-wireless@vger.kernel.org
@@ -3019,8 +3017,8 @@
 F:	include/linux/wimax/i2400m.h
 
 INTEL WIRELESS WIFI LINK (iwlwifi)
-M:	Zhu Yi <yi.zhu@intel.com>
 M:	Reinette Chatre <reinette.chatre@intel.com>
+M:	Wey-Yi Guy <wey-yi.w.guy@intel.com>
 M:	Intel Linux Wireless <ilw@linux.intel.com>
 L:	linux-wireless@vger.kernel.org
 W:	http://intellinuxwireless.org
@@ -3030,7 +3028,6 @@
 
 INTEL WIRELESS MULTICOMM 3200 WIFI (iwmc3200wifi)
 M:	Samuel Ortiz <samuel.ortiz@intel.com>
-M:	Zhu Yi <yi.zhu@intel.com>
 M:	Intel Linux Wireless <ilw@linux.intel.com>
 L:	linux-wireless@vger.kernel.org
 S:	Supported
diff --git a/Makefile b/Makefile
index 654c31a..d49d96c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 6
 SUBLEVEL = 35
-EXTRAVERSION = -rc2
+EXTRAVERSION = -rc3
 NAME = Sheep on Meth
 
 # *DOCUMENTATION*
@@ -1095,7 +1095,7 @@
 #	using awk while concatenating to the final file.
 
 PHONY += modules
-modules: $(vmlinux-dirs) $(if $(KBUILD_BUILTIN),vmlinux)
+modules: $(vmlinux-dirs) $(if $(KBUILD_BUILTIN),vmlinux) modules.builtin
 	$(Q)$(AWK) '!x[$$0]++' $(vmlinux-dirs:%=$(objtree)/%/modules.order) > $(objtree)/modules.order
 	@$(kecho) '  Building modules, stage 2.';
 	$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost
@@ -1117,7 +1117,7 @@
 modules_install: _modinst_ _modinst_post
 
 PHONY += _modinst_
-_modinst_: modules.builtin
+_modinst_:
 	@if [ -z "`$(DEPMOD) -V 2>/dev/null | grep module-init-tools`" ]; then \
 		echo "Warning: you may need to install module-init-tools"; \
 		echo "See http://www.codemonkey.org.uk/docs/post-halloween-2.6.txt";\
diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
index a52a27c..6f80665 100644
--- a/arch/arm/common/sa1111.c
+++ b/arch/arm/common/sa1111.c
@@ -951,8 +951,6 @@
 	if (!save)
 		return 0;
 
-	spin_lock_irqsave(&sachip->lock, flags);
-
 	/*
 	 * Ensure that the SA1111 is still here.
 	 * FIXME: shouldn't do this here.
@@ -969,6 +967,13 @@
 	 * First of all, wake up the chip.
 	 */
 	sa1111_wake(sachip);
+
+	/*
+	 * Only lock for write ops. Also, sa1111_wake must be called with
+	 * released spinlock!
+	 */
+	spin_lock_irqsave(&sachip->lock, flags);
+
 	sa1111_writel(0, sachip->base + SA1111_INTC + SA1111_INTEN0);
 	sa1111_writel(0, sachip->base + SA1111_INTC + SA1111_INTEN1);
 
diff --git a/arch/arm/mach-msm/dma.c b/arch/arm/mach-msm/dma.c
index d029d1f..02cae5e 100644
--- a/arch/arm/mach-msm/dma.c
+++ b/arch/arm/mach-msm/dma.c
@@ -17,6 +17,7 @@
 #include <linux/err.h>
 #include <linux/io.h>
 #include <linux/interrupt.h>
+#include <linux/completion.h>
 #include <mach/dma.h>
 
 #define MSM_DMOV_CHANNEL_COUNT 16
diff --git a/arch/arm/mach-nomadik/clock.c b/arch/arm/mach-nomadik/clock.c
index 2c471fc..f035f41 100644
--- a/arch/arm/mach-nomadik/clock.c
+++ b/arch/arm/mach-nomadik/clock.c
@@ -32,7 +32,10 @@
 }
 EXPORT_SYMBOL(clk_disable);
 
-/* We have a fixed clock alone, for now */
+static struct clk clk_24 = {
+	.rate = 2400000,
+};
+
 static struct clk clk_48 = {
 	.rate = 48 * 1000 * 1000,
 };
@@ -50,6 +53,8 @@
 	}
 
 static struct clk_lookup lookups[] = {
+	CLK(&clk_24, "mtu0"),
+	CLK(&clk_24, "mtu1"),
 	CLK(&clk_48, "uart0"),
 	CLK(&clk_48, "uart1"),
 	CLK(&clk_default, "gpio.0"),
@@ -59,10 +64,8 @@
 	CLK(&clk_default, "rng"),
 };
 
-static int __init clk_init(void)
+int __init clk_init(void)
 {
 	clkdev_add_table(lookups, ARRAY_SIZE(lookups));
 	return 0;
 }
-
-arch_initcall(clk_init);
diff --git a/arch/arm/mach-nomadik/clock.h b/arch/arm/mach-nomadik/clock.h
index 5563985..78da2e7c 100644
--- a/arch/arm/mach-nomadik/clock.h
+++ b/arch/arm/mach-nomadik/clock.h
@@ -11,3 +11,5 @@
 struct clk {
 	unsigned long		rate;
 };
+
+int __init clk_init(void);
diff --git a/arch/arm/mach-nomadik/cpu-8815.c b/arch/arm/mach-nomadik/cpu-8815.c
index 91c3c90..ac58e3b 100644
--- a/arch/arm/mach-nomadik/cpu-8815.c
+++ b/arch/arm/mach-nomadik/cpu-8815.c
@@ -31,6 +31,8 @@
 #include <asm/cacheflush.h>
 #include <asm/hardware/cache-l2x0.h>
 
+#include "clock.h"
+
 #define __MEM_4K_RESOURCE(x) \
 	.res = {.start = (x), .end = (x) + SZ_4K - 1, .flags = IORESOURCE_MEM}
 
@@ -143,6 +145,12 @@
 	/* This modified VIC cell has two register blocks, at 0 and 0x20 */
 	vic_init(io_p2v(NOMADIK_IC_BASE + 0x00), IRQ_VIC_START +  0, ~0, 0);
 	vic_init(io_p2v(NOMADIK_IC_BASE + 0x20), IRQ_VIC_START + 32, ~0, 0);
+
+	/*
+	 * Init clocks here so that they are available for system timer
+	 * initialization.
+	 */
+	clk_init();
 }
 
 /*
diff --git a/arch/arm/mach-pxa/palmtc.c b/arch/arm/mach-pxa/palmtc.c
index 033b567..ce1104d 100644
--- a/arch/arm/mach-pxa/palmtc.c
+++ b/arch/arm/mach-pxa/palmtc.c
@@ -263,11 +263,11 @@
 	.keymap_size		= ARRAY_SIZE(palmtc_matrix_keys),
 };
 
-const static unsigned int palmtc_keypad_row_gpios[] = {
+static const unsigned int palmtc_keypad_row_gpios[] = {
 	0, 9, 10, 11
 };
 
-const static unsigned int palmtc_keypad_col_gpios[] = {
+static const unsigned int palmtc_keypad_col_gpios[] = {
 	18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 79, 80
 };
 
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index 4d2413ed..c1048a3 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -818,6 +818,9 @@
 		.type		= "max7310",
 		.addr		= 0x18,
 		.platform_data	= &akita_ioexp,
+	}, {
+		.type		= "wm8750",
+		.addr		= 0x1b,
 	},
 };
 
diff --git a/arch/arm/mach-ux500/Makefile b/arch/arm/mach-ux500/Makefile
index c7bc419..4556aea 100644
--- a/arch/arm/mach-ux500/Makefile
+++ b/arch/arm/mach-ux500/Makefile
@@ -7,4 +7,5 @@
 obj-$(CONFIG_UX500_SOC_DB8500)	+= cpu-db8500.o devices-db8500.o
 obj-$(CONFIG_MACH_U8500_MOP)	+= board-mop500.o
 obj-$(CONFIG_MACH_U5500)	+= board-u5500.o
-obj-$(CONFIG_SMP)		+= platsmp.o headsmp.o localtimer.o
+obj-$(CONFIG_SMP)		+= platsmp.o headsmp.o
+obj-$(CONFIG_LOCAL_TIMERS)	+= localtimer.o
diff --git a/arch/arm/mach-ux500/clock.c b/arch/arm/mach-ux500/clock.c
index 6544855..fe84b90 100644
--- a/arch/arm/mach-ux500/clock.c
+++ b/arch/arm/mach-ux500/clock.c
@@ -16,6 +16,7 @@
 
 #include <asm/clkdev.h>
 
+#include <plat/mtu.h>
 #include <mach/hardware.h>
 #include "clock.h"
 
@@ -59,6 +60,9 @@
 #define PRCM_DMACLK_MGT		0x074
 #define PRCM_B2R2CLK_MGT	0x078
 #define PRCM_TVCLK_MGT		0x07C
+#define PRCM_TCR		0x1C8
+#define PRCM_TCR_STOPPED	(1 << 16)
+#define PRCM_TCR_DOZE_MODE	(1 << 17)
 #define PRCM_UNIPROCLK_MGT	0x278
 #define PRCM_SSPCLK_MGT		0x280
 #define PRCM_RNGCLK_MGT		0x284
@@ -120,10 +124,95 @@
 }
 EXPORT_SYMBOL(clk_disable);
 
+/*
+ * The MTU has a separate, rather complex muxing setup
+ * with alternative parents (peripheral cluster or
+ * ULP or fixed 32768 Hz) depending on settings
+ */
+static unsigned long clk_mtu_get_rate(struct clk *clk)
+{
+	void __iomem *addr = __io_address(U8500_PRCMU_BASE)
+		+ PRCM_TCR;
+	u32 tcr = readl(addr);
+	int mtu = (int) clk->data;
+	/*
+	 * One of these is selected eventually
+	 * TODO: Replace the constant with a reference
+	 * to the ULP source once this is modeled.
+	 */
+	unsigned long clk32k = 32768;
+	unsigned long mturate;
+	unsigned long retclk;
+
+	/* Get the rate from the parent as a default */
+	if (clk->parent_periph)
+		mturate = clk_get_rate(clk->parent_periph);
+	else if (clk->parent_cluster)
+		mturate = clk_get_rate(clk->parent_cluster);
+	else
+		/* We need to be connected SOMEWHERE */
+		BUG();
+
+	/*
+	 * Are we in doze mode?
+	 * In this mode the parent peripheral or the fixed 32768 Hz
+	 * clock is fed into the block.
+	 */
+	if (!(tcr & PRCM_TCR_DOZE_MODE)) {
+		/*
+		 * Here we're using the clock input from the APE ULP
+		 * clock domain. But first: are the timers stopped?
+		 */
+		if (tcr & PRCM_TCR_STOPPED) {
+			clk32k = 0;
+			mturate = 0;
+		} else {
+			/* Else default mode: 0 and 2.4 MHz */
+			clk32k = 0;
+			if (cpu_is_u5500())
+				/* DB5500 divides by 8 */
+				mturate /= 8;
+			else if (cpu_is_u8500ed()) {
+				/*
+				 * This clocking setting must not be used
+				 * in the ED chip, it is simply not
+				 * connected anywhere!
+				 */
+				mturate = 0;
+				BUG();
+			} else
+				/*
+				 * In this mode the ulp38m4 clock is divided
+				 * by a factor 16, on the DB8500 typically
+				 * 38400000 / 16 ~ 2.4 MHz.
+				 * TODO: Replace the constant with a reference
+				 * to the ULP source once this is modeled.
+				 */
+				mturate = 38400000 / 16;
+		}
+	}
+
+	/* Return the clock selected for this MTU */
+	if (tcr & (1 << mtu))
+		retclk = clk32k;
+	else
+		retclk = mturate;
+
+	pr_info("MTU%d clock rate: %lu Hz\n", mtu, retclk);
+	return retclk;
+}
+
 unsigned long clk_get_rate(struct clk *clk)
 {
 	unsigned long rate;
 
+	/*
+	 * If there is a custom getrate callback for this clock,
+	 * it will take precedence.
+	 */
+	if (clk->get_rate)
+		return clk->get_rate(clk);
+
 	if (clk->ops && clk->ops->get_rate)
 		return clk->ops->get_rate(clk);
 
@@ -341,8 +430,9 @@
 
 /* Peripheral Cluster #6 */
 
-static DEFINE_PRCC_CLK(6, mtu1_v1, 	8, -1, NULL);
-static DEFINE_PRCC_CLK(6, mtu0_v1, 	7, -1, NULL);
+/* MTU ID in data */
+static DEFINE_PRCC_CLK_CUSTOM(6, mtu1_v1, 8, -1, NULL, clk_mtu_get_rate, 1);
+static DEFINE_PRCC_CLK_CUSTOM(6, mtu0_v1, 7, -1, NULL, clk_mtu_get_rate, 0);
 static DEFINE_PRCC_CLK(6, cfgreg_v1, 	6,  6, NULL);
 static DEFINE_PRCC_CLK(6, dmc_ed, 	6,  6, NULL);
 static DEFINE_PRCC_CLK(6, hash1, 	5, -1, NULL);
@@ -357,8 +447,9 @@
 /* Peripheral Cluster #7 */
 
 static DEFINE_PRCC_CLK(7, tzpc0_ed, 	4, -1, NULL);
-static DEFINE_PRCC_CLK(7, mtu1_ed, 	3, -1, NULL);
-static DEFINE_PRCC_CLK(7, mtu0_ed, 	2, -1, NULL);
+/* MTU ID in data */
+static DEFINE_PRCC_CLK_CUSTOM(7, mtu1_ed, 3, -1, NULL, clk_mtu_get_rate, 1);
+static DEFINE_PRCC_CLK_CUSTOM(7, mtu0_ed, 2, -1, NULL, clk_mtu_get_rate, 0);
 static DEFINE_PRCC_CLK(7, wdg_ed, 	1, -1, NULL);
 static DEFINE_PRCC_CLK(7, cfgreg_ed, 	0, -1, NULL);
 
@@ -503,15 +594,17 @@
 	CLK(uiccclk,	"uicc",		NULL),
 };
 
-static int __init clk_init(void)
+int __init clk_init(void)
 {
 	if (cpu_is_u8500ed()) {
 		clk_prcmu_ops.enable = clk_prcmu_ed_enable;
 		clk_prcmu_ops.disable = clk_prcmu_ed_disable;
+		clk_per6clk.rate = 100000000;
 	} else if (cpu_is_u5500()) {
 		/* Clock tree for U5500 not implemented yet */
 		clk_prcc_ops.enable = clk_prcc_ops.disable = NULL;
 		clk_prcmu_ops.enable = clk_prcmu_ops.disable = NULL;
+		clk_per6clk.rate = 26000000;
 	}
 
 	clkdev_add_table(u8500_common_clks, ARRAY_SIZE(u8500_common_clks));
@@ -522,4 +615,3 @@
 
 	return 0;
 }
-arch_initcall(clk_init);
diff --git a/arch/arm/mach-ux500/clock.h b/arch/arm/mach-ux500/clock.h
index e4f99b6..a058025 100644
--- a/arch/arm/mach-ux500/clock.h
+++ b/arch/arm/mach-ux500/clock.h
@@ -28,6 +28,9 @@
  * @ops:		pointer to clkops struct used to control this clock
  * @name:		name, for debugging
  * @enabled:		refcount. positive if enabled, zero if disabled
+ * @get_rate:		custom callback for getting the clock rate
+ * @data:		custom per-clock data for example for the get_rate
+ *			callback
  * @rate:		fixed rate for clocks which don't implement
  * 			ops->getrate
  * @prcmu_cg_off:	address offset of the combined enable/disable register
@@ -67,6 +70,8 @@
 	const struct clkops	*ops;
 	const char 		*name;
 	unsigned int		enabled;
+	unsigned long		(*get_rate)(struct clk *);
+	void			*data;
 
 	unsigned long		rate;
 	struct list_head	list;
@@ -117,9 +122,26 @@
 		.parent_periph 	= _kernclk				\
 	}
 
+#define DEFINE_PRCC_CLK_CUSTOM(_pclust, _name, _bus_en, _kernel_en, _kernclk, _callback, _data) \
+struct clk clk_##_name = {						\
+		.name		= #_name,				\
+		.ops		= &clk_prcc_ops,			\
+		.cluster	= _pclust,				\
+		.prcc_bus	= _bus_en,				\
+		.prcc_kernel	= _kernel_en,				\
+		.parent_cluster = &clk_per##_pclust##clk,		\
+		.parent_periph	= _kernclk,				\
+		.get_rate	= _callback,				\
+		.data		= (void *) _data			\
+	}
+
+
 #define CLK(_clk, _devname, _conname)			\
 	{						\
 		.clk	= &clk_##_clk,			\
 		.dev_id	= _devname,			\
 		.con_id = _conname,			\
 	}
+
+int __init clk_db8500_ed_fixup(void);
+int __init clk_init(void);
diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c
index d81ad02..e0fd747 100644
--- a/arch/arm/mach-ux500/cpu.c
+++ b/arch/arm/mach-ux500/cpu.c
@@ -62,6 +62,12 @@
 {
 	gic_dist_init(0, __io_address(UX500_GIC_DIST_BASE), 29);
 	gic_cpu_init(0, __io_address(UX500_GIC_CPU_BASE));
+
+	/*
+	 * Init clocks here so that they are available for system timer
+	 * initialization.
+	 */
+	clk_init();
 }
 
 #ifdef CONFIG_CACHE_L2X0
diff --git a/arch/arm/mm/copypage-feroceon.c b/arch/arm/mm/copypage-feroceon.c
index 5eb4fd9..ac163de 100644
--- a/arch/arm/mm/copypage-feroceon.c
+++ b/arch/arm/mm/copypage-feroceon.c
@@ -18,7 +18,7 @@
 {
 	asm("\
 	stmfd	sp!, {r4-r9, lr}		\n\
-	mov	ip, %0				\n\
+	mov	ip, %2				\n\
 1:	mov	lr, r1				\n\
 	ldmia	r1!, {r2 - r9}			\n\
 	pld	[lr, #32]			\n\
@@ -64,7 +64,7 @@
 	mcr	p15, 0, ip, c7, c10, 4		@ drain WB\n\
 	ldmfd	sp!, {r4-r9, pc}"
 	:
-	: "I" (PAGE_SIZE));
+	: "r" (kto), "r" (kfrom), "I" (PAGE_SIZE));
 }
 
 void feroceon_copy_user_highpage(struct page *to, struct page *from,
diff --git a/arch/arm/mm/copypage-v4wb.c b/arch/arm/mm/copypage-v4wb.c
index 7c2eb55..cb589cb 100644
--- a/arch/arm/mm/copypage-v4wb.c
+++ b/arch/arm/mm/copypage-v4wb.c
@@ -27,7 +27,7 @@
 {
 	asm("\
 	stmfd	sp!, {r4, lr}			@ 2\n\
-	mov	r2, %0				@ 1\n\
+	mov	r2, %2				@ 1\n\
 	ldmia	r1!, {r3, r4, ip, lr}		@ 4\n\
 1:	mcr	p15, 0, r0, c7, c6, 1		@ 1   invalidate D line\n\
 	stmia	r0!, {r3, r4, ip, lr}		@ 4\n\
@@ -44,7 +44,7 @@
 	mcr	p15, 0, r1, c7, c10, 4		@ 1   drain WB\n\
 	ldmfd	 sp!, {r4, pc}			@ 3"
 	:
-	: "I" (PAGE_SIZE / 64));
+	: "r" (kto), "r" (kfrom), "I" (PAGE_SIZE / 64));
 }
 
 void v4wb_copy_user_highpage(struct page *to, struct page *from,
diff --git a/arch/arm/mm/copypage-v4wt.c b/arch/arm/mm/copypage-v4wt.c
index 172e6a5..30c7d04 100644
--- a/arch/arm/mm/copypage-v4wt.c
+++ b/arch/arm/mm/copypage-v4wt.c
@@ -25,7 +25,7 @@
 {
 	asm("\
 	stmfd	sp!, {r4, lr}			@ 2\n\
-	mov	r2, %0				@ 1\n\
+	mov	r2, %2				@ 1\n\
 	ldmia	r1!, {r3, r4, ip, lr}		@ 4\n\
 1:	stmia	r0!, {r3, r4, ip, lr}		@ 4\n\
 	ldmia	r1!, {r3, r4, ip, lr}		@ 4+1\n\
@@ -40,7 +40,7 @@
 	mcr	p15, 0, r2, c7, c7, 0		@ flush ID cache\n\
 	ldmfd	sp!, {r4, pc}			@ 3"
 	:
-	: "I" (PAGE_SIZE / 64));
+	: "r" (kto), "r" (kfrom), "I" (PAGE_SIZE / 64));
 }
 
 void v4wt_copy_user_highpage(struct page *to, struct page *from,
diff --git a/arch/arm/mm/copypage-xsc3.c b/arch/arm/mm/copypage-xsc3.c
index 747ad41..f9cde07 100644
--- a/arch/arm/mm/copypage-xsc3.c
+++ b/arch/arm/mm/copypage-xsc3.c
@@ -34,7 +34,7 @@
 {
 	asm("\
 	stmfd	sp!, {r4, r5, lr}		\n\
-	mov	lr, %0				\n\
+	mov	lr, %2				\n\
 						\n\
 	pld	[r1, #0]			\n\
 	pld	[r1, #32]			\n\
@@ -67,7 +67,7 @@
 						\n\
 	ldmfd	sp!, {r4, r5, pc}"
 	:
-	: "I" (PAGE_SIZE / 64 - 1));
+	: "r" (kto), "r" (kfrom), "I" (PAGE_SIZE / 64 - 1));
 }
 
 void xsc3_mc_copy_user_highpage(struct page *to, struct page *from,
diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c
index 92f5801..cbfb2ed 100644
--- a/arch/arm/mm/fault.c
+++ b/arch/arm/mm/fault.c
@@ -393,6 +393,9 @@
 	if (addr < TASK_SIZE)
 		return do_page_fault(addr, fsr, regs);
 
+	if (user_mode(regs))
+		goto bad_area;
+
 	index = pgd_index(addr);
 
 	/*
diff --git a/arch/arm/mm/highmem.c b/arch/arm/mm/highmem.c
index 77b030f..086816b 100644
--- a/arch/arm/mm/highmem.c
+++ b/arch/arm/mm/highmem.c
@@ -48,7 +48,16 @@
 
 	debug_kmap_atomic(type);
 
-	kmap = kmap_high_get(page);
+#ifdef CONFIG_DEBUG_HIGHMEM
+	/*
+	 * There is no cache coherency issue when non VIVT, so force the
+	 * dedicated kmap usage for better debugging purposes in that case.
+	 */
+	if (!cache_is_vivt())
+		kmap = NULL;
+	else
+#endif
+		kmap = kmap_high_get(page);
 	if (kmap)
 		return kmap;
 
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 1ba6cf5..f6a9994 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -678,10 +678,10 @@
 void free_initmem(void)
 {
 #ifdef CONFIG_HAVE_TCM
-	extern char *__tcm_start, *__tcm_end;
+	extern char __tcm_start, __tcm_end;
 
-	totalram_pages += free_area(__phys_to_pfn(__pa(__tcm_start)),
-				    __phys_to_pfn(__pa(__tcm_end)),
+	totalram_pages += free_area(__phys_to_pfn(__pa(&__tcm_start)),
+				    __phys_to_pfn(__pa(&__tcm_end)),
 				    "TCM link");
 #endif
 
diff --git a/arch/arm/plat-nomadik/timer.c b/arch/arm/plat-nomadik/timer.c
index 0ff3798..08aaa4a 100644
--- a/arch/arm/plat-nomadik/timer.c
+++ b/arch/arm/plat-nomadik/timer.c
@@ -13,7 +13,9 @@
 #include <linux/irq.h>
 #include <linux/io.h>
 #include <linux/clockchips.h>
+#include <linux/clk.h>
 #include <linux/jiffies.h>
+#include <linux/err.h>
 #include <asm/mach/time.h>
 
 #include <plat/mtu.h>
@@ -124,13 +126,25 @@
 void __init nmdk_timer_init(void)
 {
 	unsigned long rate;
-	u32 cr = MTU_CRn_32BITS;;
+	struct clk *clk0;
+	struct clk *clk1;
+	u32 cr;
+
+	clk0 = clk_get_sys("mtu0", NULL);
+	BUG_ON(IS_ERR(clk0));
+
+	clk1 = clk_get_sys("mtu1", NULL);
+	BUG_ON(IS_ERR(clk1));
+
+	clk_enable(clk0);
+	clk_enable(clk1);
 
 	/*
 	 * Tick rate is 2.4MHz for Nomadik and 110MHz for ux500:
 	 * use a divide-by-16 counter if it's more than 16MHz
 	 */
-	rate = CLOCK_TICK_RATE;
+	cr = MTU_CRn_32BITS;;
+	rate = clk_get_rate(clk0);
 	if (rate > 16 << 20) {
 		rate /= 16;
 		cr |= MTU_CRn_PRESCALE_16;
@@ -153,6 +167,14 @@
 		       nmdk_clksrc.name);
 
 	/* Timer 1 is used for events, fix according to rate */
+	cr = MTU_CRn_32BITS;
+	rate = clk_get_rate(clk1);
+	if (rate > 16 << 20) {
+		rate /= 16;
+		cr |= MTU_CRn_PRESCALE_16;
+	} else {
+		cr |= MTU_CRn_PRESCALE_1;
+	}
 	writel(cr | MTU_CRn_ONESHOT, mtu_base + MTU_CR(1)); /* off, currently */
 	nmdk_clkevt.mult = div_sc(rate, NSEC_PER_SEC, nmdk_clkevt.shift);
 	nmdk_clkevt.max_delta_ns =
diff --git a/arch/arm/vfp/vfphw.S b/arch/arm/vfp/vfphw.S
index 66dc2d0..d66cead 100644
--- a/arch/arm/vfp/vfphw.S
+++ b/arch/arm/vfp/vfphw.S
@@ -277,7 +277,7 @@
 #ifdef CONFIG_VFPv3
 	@ d16 - d31 registers
 	.irp	dr,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
-1:	mcrr	p11, 3, r1, r2, c\dr	@ fmdrr	r1, r2, d\dr
+1:	mcrr	p11, 3, r0, r1, c\dr	@ fmdrr	r0, r1, d\dr
 	mov	pc, lr
 	.org	1b + 8
 	.endr
diff --git a/arch/frv/kernel/gdb-stub.c b/arch/frv/kernel/gdb-stub.c
index 84d103c3..a4dba6b 100644
--- a/arch/frv/kernel/gdb-stub.c
+++ b/arch/frv/kernel/gdb-stub.c
@@ -1789,6 +1789,12 @@
 			flush_cache = 1;
 			break;
 
+			/* pNN: Read value of reg N and return it */
+		case 'p':
+			/* return no value, indicating that we don't support
+			 * this command and that gdb should use 'g' instead */
+			break;
+
 			/* PNN,=RRRRRRRR: Write value R to reg N return OK */
 		case 'P':
 			ptr = &input_buffer[1];
diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index d5f4e91..21b70137 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -144,6 +144,7 @@
 				VP_INIT_ENV : VP_INIT_ENV_INITALIZE,
 			__pa(kvm_vm_buffer), KVM_VM_BUFFER_BASE, &tmp_base);
 	if (status != 0) {
+		spin_unlock(&vp_lock);
 		printk(KERN_WARNING"kvm: Failed to Enable VT Support!!!!\n");
 		return -EINVAL;
 	}
diff --git a/arch/microblaze/include/asm/page.h b/arch/microblaze/include/asm/page.h
index de493f8..464ff32 100644
--- a/arch/microblaze/include/asm/page.h
+++ b/arch/microblaze/include/asm/page.h
@@ -34,6 +34,8 @@
 /* MS be sure that SLAB allocates aligned objects */
 #define ARCH_KMALLOC_MINALIGN	L1_CACHE_BYTES
 
+#define ARCH_SLAB_MINALIGN	L1_CACHE_BYTES
+
 #define PAGE_UP(addr)	(((addr)+((PAGE_SIZE)-1))&(~((PAGE_SIZE)-1)))
 #define PAGE_DOWN(addr)	((addr)&(~((PAGE_SIZE)-1)))
 
diff --git a/arch/microblaze/kernel/dma.c b/arch/microblaze/kernel/dma.c
index 9dcd90b..79c7465 100644
--- a/arch/microblaze/kernel/dma.c
+++ b/arch/microblaze/kernel/dma.c
@@ -90,7 +90,6 @@
 	/* FIXME this part of code is untested */
 	for_each_sg(sgl, sg, nents, i) {
 		sg->dma_address = sg_phys(sg) + get_dma_direct_offset(dev);
-		sg->dma_length = sg->length;
 		__dma_sync_page(page_to_phys(sg_page(sg)), sg->offset,
 							sg->length, direction);
 	}
diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c
index 9cb782b..23be25f 100644
--- a/arch/microblaze/pci/pci-common.c
+++ b/arch/microblaze/pci/pci-common.c
@@ -1277,6 +1277,7 @@
 		printk(KERN_WARNING "PCI: Cannot allocate resource region "
 		       "%d of PCI bridge %d, will remap\n", i, bus->number);
 clear_resource:
+		res->start = res->end = 0;
 		res->flags = 0;
 	}
 
diff --git a/arch/mn10300/unit-asb2305/pci-asb2305.c b/arch/mn10300/unit-asb2305/pci-asb2305.c
index d6119b8..45b40ac 100644
--- a/arch/mn10300/unit-asb2305/pci-asb2305.c
+++ b/arch/mn10300/unit-asb2305/pci-asb2305.c
@@ -117,6 +117,7 @@
 					 * Invalidate the resource to prevent
 					 * child resource allocations in this
 					 * range. */
+					r->start = r->end = 0;
 					r->flags = 0;
 				}
 			}
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index 6646005..5b38f6a 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -1309,6 +1309,7 @@
 		printk(KERN_WARNING "PCI: Cannot allocate resource region "
 		       "%d of PCI bridge %d, will remap\n", i, bus->number);
 clear_resource:
+		res->start = res->end = 0;
 		res->flags = 0;
 	}
 
diff --git a/arch/powerpc/kvm/e500.c b/arch/powerpc/kvm/e500.c
index bc2b400..e8a00b0 100644
--- a/arch/powerpc/kvm/e500.c
+++ b/arch/powerpc/kvm/e500.c
@@ -164,7 +164,7 @@
 	return kvm_init(NULL, sizeof(struct kvmppc_vcpu_e500), 0, THIS_MODULE);
 }
 
-static void __init kvmppc_e500_exit(void)
+static void __exit kvmppc_e500_exit(void)
 {
 	kvmppc_booke_exit();
 }
diff --git a/arch/powerpc/oprofile/op_model_cell.c b/arch/powerpc/oprofile/op_model_cell.c
index 2c9e522..7fd90d0 100644
--- a/arch/powerpc/oprofile/op_model_cell.c
+++ b/arch/powerpc/oprofile/op_model_cell.c
@@ -1077,7 +1077,7 @@
 		index = ENTRIES-1;
 
 	/* make sure index is valid */
-	if ((index > ENTRIES) || (index < 0))
+	if ((index >= ENTRIES) || (index < 0))
 		index = ENTRIES-1;
 
 	return initial_lfsr[index];
diff --git a/arch/s390/appldata/appldata_os.c b/arch/s390/appldata/appldata_os.c
index 55c80ffd..92f1cb7 100644
--- a/arch/s390/appldata/appldata_os.c
+++ b/arch/s390/appldata/appldata_os.c
@@ -181,7 +181,7 @@
 		goto out;
 	}
 
-	appldata_os_data = kzalloc(max_size, GFP_DMA);
+	appldata_os_data = kzalloc(max_size, GFP_KERNEL | GFP_DMA);
 	if (appldata_os_data == NULL) {
 		rc = -ENOMEM;
 		goto out;
diff --git a/arch/s390/defconfig b/arch/s390/defconfig
index bcd6884..253f158 100644
--- a/arch/s390/defconfig
+++ b/arch/s390/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.34-rc3
-# Fri Apr  9 09:57:10 2010
+# Linux kernel version: 2.6.35-rc1
+# Fri Jun  4 11:32:40 2010
 #
 CONFIG_SCHED_MC=y
 CONFIG_MMU=y
@@ -35,11 +35,13 @@
 CONFIG_EXPERIMENTAL=y
 CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
+CONFIG_CROSS_COMPILE=""
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
 CONFIG_HAVE_KERNEL_GZIP=y
 CONFIG_HAVE_KERNEL_BZIP2=y
 CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_HAVE_KERNEL_LZO=y
 CONFIG_KERNEL_GZIP=y
 # CONFIG_KERNEL_BZIP2 is not set
 # CONFIG_KERNEL_LZMA is not set
@@ -77,6 +79,7 @@
 # CONFIG_CGROUP_CPUACCT is not set
 # CONFIG_RESOURCE_COUNTERS is not set
 # CONFIG_CGROUP_SCHED is not set
+# CONFIG_BLK_CGROUP is not set
 CONFIG_SYSFS_DEPRECATED=y
 CONFIG_SYSFS_DEPRECATED_V2=y
 # CONFIG_RELAY is not set
@@ -157,7 +160,6 @@
 CONFIG_BLOCK=y
 CONFIG_BLK_DEV_BSG=y
 # CONFIG_BLK_DEV_INTEGRITY is not set
-# CONFIG_BLK_CGROUP is not set
 CONFIG_BLOCK_COMPAT=y
 
 #
@@ -166,7 +168,6 @@
 CONFIG_IOSCHED_NOOP=y
 CONFIG_IOSCHED_DEADLINE=y
 CONFIG_IOSCHED_CFQ=y
-# CONFIG_CFQ_GROUP_IOSCHED is not set
 CONFIG_DEFAULT_DEADLINE=y
 # CONFIG_DEFAULT_CFQ is not set
 # CONFIG_DEFAULT_NOOP is not set
@@ -247,7 +248,6 @@
 CONFIG_SMP=y
 CONFIG_NR_CPUS=32
 CONFIG_HOTPLUG_CPU=y
-# CONFIG_SCHED_BOOK is not set
 CONFIG_COMPAT=y
 CONFIG_SYSVIPC_COMPAT=y
 CONFIG_AUDIT_ARCH=y
@@ -320,7 +320,6 @@
 # CONFIG_HAVE_AOUT is not set
 CONFIG_BINFMT_MISC=m
 CONFIG_FORCE_MAX_ZONEORDER=9
-# CONFIG_PROCESS_DEBUG is not set
 CONFIG_PFAULT=y
 # CONFIG_SHARED_KERNEL is not set
 # CONFIG_CMM is not set
@@ -457,6 +456,7 @@
 # CONFIG_IP6_NF_IPTABLES is not set
 # CONFIG_IP_DCCP is not set
 CONFIG_IP_SCTP=m
+# CONFIG_NET_SCTPPROBE is not set
 # CONFIG_SCTP_DBG_MSG is not set
 # CONFIG_SCTP_DBG_OBJCNT is not set
 # CONFIG_SCTP_HMAC_NONE is not set
@@ -465,6 +465,7 @@
 # CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
+# CONFIG_L2TP is not set
 # CONFIG_BRIDGE is not set
 # CONFIG_VLAN_8021Q is not set
 # CONFIG_DECNET is not set
@@ -525,6 +526,7 @@
 # CONFIG_NET_CLS_IND is not set
 CONFIG_NET_SCH_FIFO=y
 # CONFIG_DCB is not set
+CONFIG_RPS=y
 
 #
 # Network testing
@@ -546,6 +548,7 @@
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
+# CONFIG_CAIF is not set
 # CONFIG_PCMCIA is not set
 CONFIG_CCW=y
 
@@ -728,6 +731,7 @@
 # Character devices
 #
 CONFIG_DEVKMEM=y
+# CONFIG_N_GSM is not set
 CONFIG_UNIX98_PTYS=y
 # CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
 CONFIG_LEGACY_PTYS=y
@@ -775,6 +779,7 @@
 # CONFIG_MONREADER is not set
 CONFIG_MONWRITER=m
 CONFIG_S390_VMUR=m
+# CONFIG_RAMOOPS is not set
 
 #
 # PPS support
@@ -788,10 +793,6 @@
 # CONFIG_NEW_LEDS is not set
 CONFIG_ACCESSIBILITY=y
 # CONFIG_AUXDISPLAY is not set
-
-#
-# TI VLYNQ
-#
 # CONFIG_STAGING is not set
 
 #
@@ -976,6 +977,7 @@
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
 CONFIG_DEBUG_FORCE_WEAK_PER_CPU=y
 # CONFIG_LKDTM is not set
+# CONFIG_CPU_NOTIFIER_ERROR_INJECT is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1010,6 +1012,7 @@
 CONFIG_KPROBE_EVENT=y
 # CONFIG_RING_BUFFER_BENCHMARK is not set
 # CONFIG_DYNAMIC_DEBUG is not set
+# CONFIG_ATOMIC64_SELFTEST is not set
 CONFIG_SAMPLES=y
 # CONFIG_SAMPLE_TRACEPOINTS is not set
 # CONFIG_SAMPLE_TRACE_EVENTS is not set
diff --git a/arch/s390/kernel/module.c b/arch/s390/kernel/module.c
index 639380a..22cfd63 100644
--- a/arch/s390/kernel/module.c
+++ b/arch/s390/kernel/module.c
@@ -55,8 +55,10 @@
 /* Free memory returned from module_alloc */
 void module_free(struct module *mod, void *module_region)
 {
-	vfree(mod->arch.syminfo);
-	mod->arch.syminfo = NULL;
+	if (mod) {
+		vfree(mod->arch.syminfo);
+		mod->arch.syminfo = NULL;
+	}
 	vfree(module_region);
 }
 
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 8093e6f..ae37058 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -761,7 +761,7 @@
 	 * to hold the maximum amount of facilites. On the other hand, we
 	 * only set facilities that are known to work in KVM.
 	 */
-	facilities = (unsigned long long *) get_zeroed_page(GFP_DMA);
+	facilities = (unsigned long long *) get_zeroed_page(GFP_KERNEL|GFP_DMA);
 	if (!facilities) {
 		kvm_exit();
 		return -ENOMEM;
diff --git a/arch/s390/kvm/sigp.c b/arch/s390/kvm/sigp.c
index eff3c59..702276f 100644
--- a/arch/s390/kvm/sigp.c
+++ b/arch/s390/kvm/sigp.c
@@ -113,7 +113,7 @@
 {
 	struct kvm_s390_interrupt_info *inti;
 
-	inti = kzalloc(sizeof(*inti), GFP_KERNEL);
+	inti = kzalloc(sizeof(*inti), GFP_ATOMIC);
 	if (!inti)
 		return -ENOMEM;
 	inti->type = KVM_S390_SIGP_STOP;
diff --git a/arch/s390/mm/extmem.c b/arch/s390/mm/extmem.c
index 6409fd5..3cc95dd 100644
--- a/arch/s390/mm/extmem.c
+++ b/arch/s390/mm/extmem.c
@@ -105,7 +105,7 @@
 dcss_set_subcodes(void)
 {
 #ifdef CONFIG_64BIT
-	char *name = kmalloc(8 * sizeof(char), GFP_DMA);
+	char *name = kmalloc(8 * sizeof(char), GFP_KERNEL | GFP_DMA);
 	unsigned long rx, ry;
 	int rc;
 
@@ -252,12 +252,13 @@
 static int
 query_segment_type (struct dcss_segment *seg)
 {
-	struct qin64  *qin = kmalloc (sizeof(struct qin64), GFP_DMA);
-	struct qout64 *qout = kmalloc (sizeof(struct qout64), GFP_DMA);
-
-	int diag_cc, rc, i;
 	unsigned long dummy, vmrc;
+	int diag_cc, rc, i;
+	struct qout64 *qout;
+	struct qin64 *qin;
 
+	qin = kmalloc(sizeof(*qin), GFP_KERNEL | GFP_DMA);
+	qout = kmalloc(sizeof(*qout), GFP_KERNEL | GFP_DMA);
 	if ((qin == NULL) || (qout == NULL)) {
 		rc = -ENOMEM;
 		goto out_free;
@@ -286,7 +287,7 @@
 	   copy data for the new format. */
 	if (segext_scode == DCSS_SEGEXT) {
 		struct qout64_old *qout_old;
-		qout_old = kzalloc(sizeof(struct qout64_old), GFP_DMA);
+		qout_old = kzalloc(sizeof(*qout_old), GFP_KERNEL | GFP_DMA);
 		if (qout_old == NULL) {
 			rc = -ENOMEM;
 			goto out_free;
@@ -407,11 +408,11 @@
 static int
 __segment_load (char *name, int do_nonshared, unsigned long *addr, unsigned long *end)
 {
-	struct dcss_segment *seg = kmalloc(sizeof(struct dcss_segment),
-			GFP_DMA);
-	int rc, diag_cc;
 	unsigned long start_addr, end_addr, dummy;
+	struct dcss_segment *seg;
+	int rc, diag_cc;
 
+	seg = kmalloc(sizeof(*seg), GFP_KERNEL | GFP_DMA);
 	if (seg == NULL) {
 		rc = -ENOMEM;
 		goto out;
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index b49d8ca..8c7ae43 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -110,6 +110,7 @@
 #define MSR_AMD64_PATCH_LOADER		0xc0010020
 #define MSR_AMD64_OSVW_ID_LENGTH	0xc0010140
 #define MSR_AMD64_OSVW_STATUS		0xc0010141
+#define MSR_AMD64_DC_CFG		0xc0011022
 #define MSR_AMD64_IBSFETCHCTL		0xc0011030
 #define MSR_AMD64_IBSFETCHLINAD		0xc0011031
 #define MSR_AMD64_IBSFETCHPHYSAD	0xc0011032
diff --git a/arch/x86/include/asm/suspend_32.h b/arch/x86/include/asm/suspend_32.h
index 48dcfa6..fd921c3 100644
--- a/arch/x86/include/asm/suspend_32.h
+++ b/arch/x86/include/asm/suspend_32.h
@@ -15,6 +15,8 @@
 struct saved_context {
 	u16 es, fs, gs, ss;
 	unsigned long cr0, cr2, cr3, cr4;
+	u64 misc_enable;
+	bool misc_enable_saved;
 	struct desc_ptr gdt;
 	struct desc_ptr idt;
 	u16 ldt;
diff --git a/arch/x86/include/asm/suspend_64.h b/arch/x86/include/asm/suspend_64.h
index 06284f4..8d942af 100644
--- a/arch/x86/include/asm/suspend_64.h
+++ b/arch/x86/include/asm/suspend_64.h
@@ -27,6 +27,8 @@
 	u16 ds, es, fs, gs, ss;
 	unsigned long gs_base, gs_kernel_base, fs_base;
 	unsigned long cr0, cr2, cr3, cr4, cr8;
+	u64 misc_enable;
+	bool misc_enable_saved;
 	unsigned long efer;
 	u16 gdt_pad;
 	u16 gdt_limit;
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 81563e7..a6f695d 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1815,6 +1815,9 @@
 
 		spte |= PT_WRITABLE_MASK;
 
+		if (!tdp_enabled && !(pte_access & ACC_WRITE_MASK))
+			spte &= ~PT_USER_MASK;
+
 		/*
 		 * Optimization: for pte sync, if spte was writable the hash
 		 * lookup is unnecessary (and expensive). Write protection
@@ -1870,6 +1873,8 @@
 
 			child = page_header(pte & PT64_BASE_ADDR_MASK);
 			mmu_page_remove_parent_pte(child, sptep);
+			__set_spte(sptep, shadow_trap_nonpresent_pte);
+			kvm_flush_remote_tlbs(vcpu->kvm);
 		} else if (pfn != spte_to_pfn(*sptep)) {
 			pgprintk("hfn old %lx new %lx\n",
 				 spte_to_pfn(*sptep), pfn);
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 96dc232..ce438e0 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -28,6 +28,7 @@
 #include <linux/ftrace_event.h>
 #include <linux/slab.h>
 
+#include <asm/tlbflush.h>
 #include <asm/desc.h>
 
 #include <asm/virtext.h>
@@ -56,6 +57,8 @@
 
 #define DEBUGCTL_RESERVED_BITS (~(0x3fULL))
 
+static bool erratum_383_found __read_mostly;
+
 static const u32 host_save_user_msrs[] = {
 #ifdef CONFIG_X86_64
 	MSR_STAR, MSR_LSTAR, MSR_CSTAR, MSR_SYSCALL_MASK, MSR_KERNEL_GS_BASE,
@@ -374,6 +377,31 @@
 	svm->vmcb->control.event_inj_err = error_code;
 }
 
+static void svm_init_erratum_383(void)
+{
+	u32 low, high;
+	int err;
+	u64 val;
+
+	/* Only Fam10h is affected */
+	if (boot_cpu_data.x86 != 0x10)
+		return;
+
+	/* Use _safe variants to not break nested virtualization */
+	val = native_read_msr_safe(MSR_AMD64_DC_CFG, &err);
+	if (err)
+		return;
+
+	val |= (1ULL << 47);
+
+	low  = lower_32_bits(val);
+	high = upper_32_bits(val);
+
+	native_write_msr_safe(MSR_AMD64_DC_CFG, low, high);
+
+	erratum_383_found = true;
+}
+
 static int has_svm(void)
 {
 	const char *msg;
@@ -429,6 +457,8 @@
 
 	wrmsrl(MSR_VM_HSAVE_PA, page_to_pfn(sd->save_area) << PAGE_SHIFT);
 
+	svm_init_erratum_383();
+
 	return 0;
 }
 
@@ -1410,8 +1440,59 @@
 	return 1;
 }
 
-static int mc_interception(struct vcpu_svm *svm)
+static bool is_erratum_383(void)
 {
+	int err, i;
+	u64 value;
+
+	if (!erratum_383_found)
+		return false;
+
+	value = native_read_msr_safe(MSR_IA32_MC0_STATUS, &err);
+	if (err)
+		return false;
+
+	/* Bit 62 may or may not be set for this mce */
+	value &= ~(1ULL << 62);
+
+	if (value != 0xb600000000010015ULL)
+		return false;
+
+	/* Clear MCi_STATUS registers */
+	for (i = 0; i < 6; ++i)
+		native_write_msr_safe(MSR_IA32_MCx_STATUS(i), 0, 0);
+
+	value = native_read_msr_safe(MSR_IA32_MCG_STATUS, &err);
+	if (!err) {
+		u32 low, high;
+
+		value &= ~(1ULL << 2);
+		low    = lower_32_bits(value);
+		high   = upper_32_bits(value);
+
+		native_write_msr_safe(MSR_IA32_MCG_STATUS, low, high);
+	}
+
+	/* Flush tlb to evict multi-match entries */
+	__flush_tlb_all();
+
+	return true;
+}
+
+static void svm_handle_mce(struct vcpu_svm *svm)
+{
+	if (is_erratum_383()) {
+		/*
+		 * Erratum 383 triggered. Guest state is corrupt so kill the
+		 * guest.
+		 */
+		pr_err("KVM: Guest triggered AMD Erratum 383\n");
+
+		set_bit(KVM_REQ_TRIPLE_FAULT, &svm->vcpu.requests);
+
+		return;
+	}
+
 	/*
 	 * On an #MC intercept the MCE handler is not called automatically in
 	 * the host. So do it by hand here.
@@ -1420,6 +1501,11 @@
 		"int $0x12\n");
 	/* not sure if we ever come back to this point */
 
+	return;
+}
+
+static int mc_interception(struct vcpu_svm *svm)
+{
 	return 1;
 }
 
@@ -3088,6 +3174,14 @@
 		vcpu->arch.regs_avail &= ~(1 << VCPU_EXREG_PDPTR);
 		vcpu->arch.regs_dirty &= ~(1 << VCPU_EXREG_PDPTR);
 	}
+
+	/*
+	 * We need to handle MC intercepts here before the vcpu has a chance to
+	 * change the physical cpu
+	 */
+	if (unlikely(svm->vmcb->control.exit_code ==
+		     SVM_EXIT_EXCP_BASE + MC_VECTOR))
+		svm_handle_mce(svm);
 }
 
 #undef R
diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c
index 97da2ba..6fdb3ec 100644
--- a/arch/x86/pci/i386.c
+++ b/arch/x86/pci/i386.c
@@ -96,6 +96,7 @@
  *	  the fact the PCI specs explicitly allow address decoders to be
  *	  shared between expansion ROMs and other resource regions, it's
  *	  at least dangerous)
+ *	- bad resource sizes or overlaps with other regions
  *
  *  Our solution:
  *	(1) Allocate resources for all buses behind PCI-to-PCI bridges.
@@ -136,6 +137,7 @@
 					 * child resource allocations in this
 					 * range.
 					 */
+					r->start = r->end = 0;
 					r->flags = 0;
 				}
 			}
diff --git a/arch/x86/power/cpu.c b/arch/x86/power/cpu.c
index 0a979f3..1290ba5 100644
--- a/arch/x86/power/cpu.c
+++ b/arch/x86/power/cpu.c
@@ -105,6 +105,8 @@
 	ctxt->cr4 = read_cr4();
 	ctxt->cr8 = read_cr8();
 #endif
+	ctxt->misc_enable_saved = !rdmsrl_safe(MSR_IA32_MISC_ENABLE,
+					       &ctxt->misc_enable);
 }
 
 /* Needed by apm.c */
@@ -152,6 +154,8 @@
  */
 static void __restore_processor_state(struct saved_context *ctxt)
 {
+	if (ctxt->misc_enable_saved)
+		wrmsrl(MSR_IA32_MISC_ENABLE, ctxt->misc_enable);
 	/*
 	 * control registers
 	 */
diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index 70b58fe..be7726d 100644
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -622,6 +622,11 @@
 	irq_enabled = readl(port + PORT_IRQ_ENABLE_SET);
 	writel(PORT_IRQ_COMPLETE | PORT_IRQ_ERROR, port + PORT_IRQ_ENABLE_CLR);
 
+	/*
+	 * The barrier is required to ensure that writes to cmd_block reach
+	 * the memory before the write to PORT_CMD_ACTIVATE.
+	 */
+	wmb();
 	writel((u32)paddr, port + PORT_CMD_ACTIVATE);
 	writel((u64)paddr >> 32, port + PORT_CMD_ACTIVATE + 4);
 
@@ -865,7 +870,7 @@
 	} else {
 		prb = &cb->atapi.prb;
 		sge = cb->atapi.sge;
-		memset(cb->atapi.cdb, 0, 32);
+		memset(cb->atapi.cdb, 0, sizeof(cb->atapi.cdb));
 		memcpy(cb->atapi.cdb, qc->cdb, qc->dev->cdb_len);
 
 		if (ata_is_data(qc->tf.protocol)) {
@@ -895,6 +900,11 @@
 	paddr = pp->cmd_block_dma + tag * sizeof(*pp->cmd_block);
 	activate = port + PORT_CMD_ACTIVATE + tag * 8;
 
+	/*
+	 * The barrier is required to ensure that writes to cmd_block reach
+	 * the memory before the write to PORT_CMD_ACTIVATE.
+	 */
+	wmb();
 	writel((u32)paddr, activate);
 	writel((u64)paddr >> 32, activate + 4);
 
diff --git a/drivers/firewire/core-card.c b/drivers/firewire/core-card.c
index 9dcb304..371713f 100644
--- a/drivers/firewire/core-card.c
+++ b/drivers/firewire/core-card.c
@@ -231,7 +231,7 @@
 static void fw_card_bm_work(struct work_struct *work)
 {
 	struct fw_card *card = container_of(work, struct fw_card, work.work);
-	struct fw_device *root_device;
+	struct fw_device *root_device, *irm_device;
 	struct fw_node *root_node;
 	unsigned long flags;
 	int root_id, new_root_id, irm_id, local_id;
@@ -239,6 +239,7 @@
 	bool do_reset = false;
 	bool root_device_is_running;
 	bool root_device_is_cmc;
+	bool irm_is_1394_1995_only;
 
 	spin_lock_irqsave(&card->lock, flags);
 
@@ -248,12 +249,18 @@
 	}
 
 	generation = card->generation;
+
 	root_node = card->root_node;
 	fw_node_get(root_node);
 	root_device = root_node->data;
 	root_device_is_running = root_device &&
 			atomic_read(&root_device->state) == FW_DEVICE_RUNNING;
 	root_device_is_cmc = root_device && root_device->cmc;
+
+	irm_device = card->irm_node->data;
+	irm_is_1394_1995_only = irm_device && irm_device->config_rom &&
+			(irm_device->config_rom[2] & 0x000000f0) == 0;
+
 	root_id  = root_node->node_id;
 	irm_id   = card->irm_node->node_id;
 	local_id = card->local_node->node_id;
@@ -276,8 +283,15 @@
 
 		if (!card->irm_node->link_on) {
 			new_root_id = local_id;
-			fw_notify("IRM has link off, making local node (%02x) root.\n",
-				  new_root_id);
+			fw_notify("%s, making local node (%02x) root.\n",
+				  "IRM has link off", new_root_id);
+			goto pick_me;
+		}
+
+		if (irm_is_1394_1995_only) {
+			new_root_id = local_id;
+			fw_notify("%s, making local node (%02x) root.\n",
+				  "IRM is not 1394a compliant", new_root_id);
 			goto pick_me;
 		}
 
@@ -316,8 +330,8 @@
 			 * root, and thus, IRM.
 			 */
 			new_root_id = local_id;
-			fw_notify("BM lock failed, making local node (%02x) root.\n",
-				  new_root_id);
+			fw_notify("%s, making local node (%02x) root.\n",
+				  "BM lock failed", new_root_id);
 			goto pick_me;
 		}
 	} else if (card->bm_generation != generation) {
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 994d23b..57cea01 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1840,8 +1840,10 @@
 
 		ret = copy_from_user(clips, clips_ptr,
 				     num_clips * sizeof(*clips));
-		if (ret)
+		if (ret) {
+			ret = -EFAULT;
 			goto out_err2;
+		}
 	}
 
 	if (fb->funcs->dirty) {
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index b3779d2..08c4c92 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -264,7 +264,7 @@
 int drm_fb_helper_panic(struct notifier_block *n, unsigned long ununsed,
 			void *panic_str)
 {
-	DRM_ERROR("panic occurred, switching back to text console\n");
+	printk(KERN_ERR "panic occurred, switching back to text console\n");
 	return drm_fb_helper_force_kernel_mode();
 	return 0;
 }
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index b2ebf02..59a2bf8 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1402,19 +1402,19 @@
 	/* if we have > 1 VGA cards, then disable the radeon VGA resources */
 	ret = vga_client_register(dev->pdev, dev, NULL, i915_vga_set_decode);
 	if (ret)
-		goto destroy_ringbuffer;
+		goto cleanup_ringbuffer;
 
 	ret = vga_switcheroo_register_client(dev->pdev,
 					     i915_switcheroo_set_state,
 					     i915_switcheroo_can_switch);
 	if (ret)
-		goto destroy_ringbuffer;
+		goto cleanup_vga_client;
 
 	intel_modeset_init(dev);
 
 	ret = drm_irq_install(dev);
 	if (ret)
-		goto destroy_ringbuffer;
+		goto cleanup_vga_switcheroo;
 
 	/* Always safe in the mode setting case. */
 	/* FIXME: do pre/post-mode set stuff in core KMS code */
@@ -1426,11 +1426,20 @@
 
 	I915_WRITE(INSTPM, (1 << 5) | (1 << 21));
 
-	intel_fbdev_init(dev);
+	ret = intel_fbdev_init(dev);
+	if (ret)
+		goto cleanup_irq;
+
 	drm_kms_helper_poll_init(dev);
 	return 0;
 
-destroy_ringbuffer:
+cleanup_irq:
+	drm_irq_uninstall(dev);
+cleanup_vga_switcheroo:
+	vga_switcheroo_unregister_client(dev->pdev);
+cleanup_vga_client:
+	vga_client_register(dev->pdev, NULL, NULL, NULL);
+cleanup_ringbuffer:
 	mutex_lock(&dev->struct_mutex);
 	i915_gem_cleanup_ringbuffer(dev);
 	mutex_unlock(&dev->struct_mutex);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 9ed8ecd..2765831 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -278,6 +278,7 @@
 	struct mem_block *agp_heap;
 	unsigned int sr01, adpa, ppcr, dvob, dvoc, lvds;
 	int vblank_pipe;
+	int num_pipe;
 
 	/* For hangcheck timer */
 #define DRM_I915_HANGCHECK_PERIOD 75 /* in jiffies */
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 04e1bb4..cc8131f 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -3653,6 +3653,11 @@
 			pipeconf &= ~PIPEACONF_DOUBLE_WIDE;
 	}
 
+	dspcntr |= DISPLAY_PLANE_ENABLE;
+	pipeconf |= PIPEACONF_ENABLE;
+	dpll |= DPLL_VCO_ENABLE;
+
+
 	/* Disable the panel fitter if it was on our pipe */
 	if (!HAS_PCH_SPLIT(dev) && intel_panel_fitter_pipe(dev) == pipe)
 		I915_WRITE(PFIT_CONTROL, 0);
@@ -5470,7 +5475,6 @@
 void intel_modeset_init(struct drm_device *dev)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
-	int num_pipe;
 	int i;
 
 	drm_mode_config_init(dev);
@@ -5500,13 +5504,13 @@
 		dev->mode_config.fb_base = pci_resource_start(dev->pdev, 0);
 
 	if (IS_MOBILE(dev) || IS_I9XX(dev))
-		num_pipe = 2;
+		dev_priv->num_pipe = 2;
 	else
-		num_pipe = 1;
+		dev_priv->num_pipe = 1;
 	DRM_DEBUG_KMS("%d display pipe%s available.\n",
-		  num_pipe, num_pipe > 1 ? "s" : "");
+		      dev_priv->num_pipe, dev_priv->num_pipe > 1 ? "s" : "");
 
-	for (i = 0; i < num_pipe; i++) {
+	for (i = 0; i < dev_priv->num_pipe; i++) {
 		intel_crtc_init(dev, i);
 	}
 
diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c
index f8c76e6..c3c5052 100644
--- a/drivers/gpu/drm/i915/intel_fb.c
+++ b/drivers/gpu/drm/i915/intel_fb.c
@@ -245,6 +245,7 @@
 {
 	struct intel_fbdev *ifbdev;
 	drm_i915_private_t *dev_priv = dev->dev_private;
+	int ret;
 
 	ifbdev = kzalloc(sizeof(struct intel_fbdev), GFP_KERNEL);
 	if (!ifbdev)
@@ -253,8 +254,13 @@
 	dev_priv->fbdev = ifbdev;
 	ifbdev->helper.funcs = &intel_fb_helper_funcs;
 
-	drm_fb_helper_init(dev, &ifbdev->helper, 2,
-			   INTELFB_CONN_LIMIT);
+	ret = drm_fb_helper_init(dev, &ifbdev->helper,
+				 dev_priv->num_pipe,
+				 INTELFB_CONN_LIMIT);
+	if (ret) {
+		kfree(ifbdev);
+		return ret;
+	}
 
 	drm_fb_helper_single_add_all_connectors(&ifbdev->helper);
 	drm_fb_helper_initial_config(&ifbdev->helper, 32);
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c
index 9ba2dea..fc924b6 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bios.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.c
@@ -834,7 +834,7 @@
 	if (i2c_index == 0x81)
 		i2c_index = (dcb->i2c_default_indices & 0xf0) >> 4;
 
-	if (i2c_index > DCB_MAX_NUM_I2C_ENTRIES) {
+	if (i2c_index >= DCB_MAX_NUM_I2C_ENTRIES) {
 		NV_ERROR(dev, "invalid i2c_index 0x%x\n", i2c_index);
 		return NULL;
 	}
@@ -3920,7 +3920,8 @@
 
 static uint8_t *
 bios_output_config_match(struct drm_device *dev, struct dcb_entry *dcbent,
-			 uint16_t record, int record_len, int record_nr)
+			 uint16_t record, int record_len, int record_nr,
+			 bool match_link)
 {
 	struct drm_nouveau_private *dev_priv = dev->dev_private;
 	struct nvbios *bios = &dev_priv->vbios;
@@ -3928,12 +3929,28 @@
 	uint16_t table;
 	int i, v;
 
+	switch (dcbent->type) {
+	case OUTPUT_TMDS:
+	case OUTPUT_LVDS:
+	case OUTPUT_DP:
+		break;
+	default:
+		match_link = false;
+		break;
+	}
+
 	for (i = 0; i < record_nr; i++, record += record_len) {
 		table = ROM16(bios->data[record]);
 		if (!table)
 			continue;
 		entry = ROM32(bios->data[table]);
 
+		if (match_link) {
+			v = (entry & 0x00c00000) >> 22;
+			if (!(v & dcbent->sorconf.link))
+				continue;
+		}
+
 		v = (entry & 0x000f0000) >> 16;
 		if (!(v & dcbent->or))
 			continue;
@@ -3975,7 +3992,7 @@
 	*length = table[4];
 	return bios_output_config_match(dev, dcbent,
 					bios->display.dp_table_ptr + table[1],
-					table[2], table[3]);
+					table[2], table[3], table[0] >= 0x21);
 }
 
 int
@@ -4064,7 +4081,7 @@
 			dcbent->type, dcbent->location, dcbent->or);
 	otable = bios_output_config_match(dev, dcbent, table[1] +
 					  bios->display.script_table_ptr,
-					  table[2], table[3]);
+					  table[2], table[3], table[0] >= 0x21);
 	if (!otable) {
 		NV_ERROR(dev, "Couldn't find matching output script table\n");
 		return 1;
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index fd4a2df..c9a4a0d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -377,6 +377,7 @@
 {
 	struct drm_nouveau_private *dev_priv = dev->dev_private;
 	struct nouveau_fbdev *nfbdev;
+	int ret;
 
 	nfbdev = kzalloc(sizeof(struct nouveau_fbdev), GFP_KERNEL);
 	if (!nfbdev)
@@ -386,7 +387,12 @@
 	dev_priv->nfbdev = nfbdev;
 	nfbdev->helper.funcs = &nouveau_fbcon_helper_funcs;
 
-	drm_fb_helper_init(dev, &nfbdev->helper, 2, 4);
+	ret = drm_fb_helper_init(dev, &nfbdev->helper, 2, 4);
+	if (ret) {
+		kfree(nfbdev);
+		return ret;
+	}
+
 	drm_fb_helper_single_add_all_connectors(&nfbdev->helper);
 	drm_fb_helper_initial_config(&nfbdev->helper, 32);
 	return 0;
diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index 147e59c..b02a231 100644
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -779,29 +779,24 @@
 			return ret;
 	}
 
-	/* map larger RAMIN aperture on NV40 cards */
-	dev_priv->ramin  = NULL;
+	/* Map PRAMIN BAR, or on older cards, the aperture withing BAR0 */
 	if (dev_priv->card_type >= NV_40) {
 		int ramin_bar = 2;
 		if (pci_resource_len(dev->pdev, ramin_bar) == 0)
 			ramin_bar = 3;
 
 		dev_priv->ramin_size = pci_resource_len(dev->pdev, ramin_bar);
-		dev_priv->ramin = ioremap(
-				pci_resource_start(dev->pdev, ramin_bar),
+		dev_priv->ramin =
+			ioremap(pci_resource_start(dev->pdev, ramin_bar),
 				dev_priv->ramin_size);
 		if (!dev_priv->ramin) {
-			NV_ERROR(dev, "Failed to init RAMIN mapping, "
-				      "limited instance memory available\n");
+			NV_ERROR(dev, "Failed to PRAMIN BAR");
+			return -ENOMEM;
 		}
-	}
-
-	/* On older cards (or if the above failed), create a map covering
-	 * the BAR0 PRAMIN aperture */
-	if (!dev_priv->ramin) {
+	} else {
 		dev_priv->ramin_size = 1 * 1024 * 1024;
 		dev_priv->ramin = ioremap(mmio_start_offs + NV_RAMIN,
-							dev_priv->ramin_size);
+					  dev_priv->ramin_size);
 		if (!dev_priv->ramin) {
 			NV_ERROR(dev, "Failed to map BAR0 PRAMIN.\n");
 			return -ENOMEM;
diff --git a/drivers/gpu/drm/nouveau/nv50_fb.c b/drivers/gpu/drm/nouveau/nv50_fb.c
index a95e694..32611bd 100644
--- a/drivers/gpu/drm/nouveau/nv50_fb.c
+++ b/drivers/gpu/drm/nouveau/nv50_fb.c
@@ -6,10 +6,16 @@
 int
 nv50_fb_init(struct drm_device *dev)
 {
-	/* This is needed to get meaningful information from 100c90
-	 * on traps. No idea what these values mean exactly. */
 	struct drm_nouveau_private *dev_priv = dev->dev_private;
 
+	/* Not a clue what this is exactly.  Without pointing it at a
+	 * scratch page, VRAM->GART blits with M2MF (as in DDX DFS)
+	 * cause IOMMU "read from address 0" errors (rh#561267)
+	 */
+	nv_wr32(dev, 0x100c08, dev_priv->gart_info.sg_dummy_bus >> 8);
+
+	/* This is needed to get meaningful information from 100c90
+	 * on traps. No idea what these values mean exactly. */
 	switch (dev_priv->chipset) {
 	case 0x50:
 		nv_wr32(dev, 0x100c90, 0x0707ff);
diff --git a/drivers/gpu/drm/nouveau/nv50_gpio.c b/drivers/gpu/drm/nouveau/nv50_gpio.c
index c61782b..bb47ad7 100644
--- a/drivers/gpu/drm/nouveau/nv50_gpio.c
+++ b/drivers/gpu/drm/nouveau/nv50_gpio.c
@@ -31,7 +31,7 @@
 {
 	const uint32_t nv50_gpio_reg[4] = { 0xe104, 0xe108, 0xe280, 0xe284 };
 
-	if (gpio->line > 32)
+	if (gpio->line >= 32)
 		return -EINVAL;
 
 	*reg = nv50_gpio_reg[gpio->line >> 3];
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 0440c09..4b6623d 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -41,12 +41,18 @@
 
 void evergreen_pm_misc(struct radeon_device *rdev)
 {
-	int requested_index = rdev->pm.requested_power_state_index;
-	struct radeon_power_state *ps = &rdev->pm.power_state[requested_index];
-	struct radeon_voltage *voltage = &ps->clock_info[0].voltage;
+	int req_ps_idx = rdev->pm.requested_power_state_index;
+	int req_cm_idx = rdev->pm.requested_clock_mode_index;
+	struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
+	struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
 
-	if ((voltage->type == VOLTAGE_SW) && voltage->voltage)
-		radeon_atom_set_voltage(rdev, voltage->voltage);
+	if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
+		if (voltage->voltage != rdev->pm.current_vddc) {
+			radeon_atom_set_voltage(rdev, voltage->voltage);
+			rdev->pm.current_vddc = voltage->voltage;
+			DRM_DEBUG("Setting: v: %d\n", voltage->voltage);
+		}
+	}
 }
 
 void evergreen_pm_prepare(struct radeon_device *rdev)
@@ -2153,7 +2159,7 @@
 	if (r)
 		return r;
 
-	rdev->accel_working = false;
+	rdev->accel_working = true;
 	r = evergreen_startup(rdev);
 	if (r) {
 		dev_err(rdev->dev, "disabling GPU acceleration\n");
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index cc004b0..cf89aa2 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -162,6 +162,11 @@
 	rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0;
 	rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
 	rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
+	/* mid sh */
+	rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 0;
+	rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 0;
+	rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
+	rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
 	/* high sh */
 	rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0;
 	rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
@@ -172,6 +177,11 @@
 	rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
 	rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
 	rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
+	/* mid mh */
+	rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 0;
+	rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
+	rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
+	rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
 	/* high mh */
 	rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0;
 	rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c
index 4415a5e..e6c8914 100644
--- a/drivers/gpu/drm/radeon/r420.c
+++ b/drivers/gpu/drm/radeon/r420.c
@@ -45,9 +45,14 @@
 	rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
 	/* low sh */
 	rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 0;
-	rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
+	rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0;
 	rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
 	rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
+	/* mid sh */
+	rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 0;
+	rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
+	rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
+	rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
 	/* high sh */
 	rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0;
 	rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
@@ -58,6 +63,11 @@
 	rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
 	rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
 	rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
+	/* mid mh */
+	rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 0;
+	rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
+	rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
+	rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
 	/* high mh */
 	rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0;
 	rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index e14f597..0e91871 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -291,6 +291,11 @@
 		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0;
 		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
 		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
+		/* mid sh */
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 0;
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 0;
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
 		/* high sh */
 		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0;
 		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
@@ -301,6 +306,11 @@
 		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
 		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
 		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
+		/* mid mh */
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 0;
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
 		/* high mh */
 		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0;
 		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 1;
@@ -317,6 +327,11 @@
 		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
 		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
 		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
+		/* mid sh */
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
 		/* high sh */
 		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
 		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 2;
@@ -327,6 +342,11 @@
 		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 1;
 		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
 		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
+		/* mid mh */
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 1;
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 1;
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
 		/* high mh */
 		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 1;
 		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
@@ -343,6 +363,11 @@
 		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 2;
 		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
 		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
+		/* mid sh */
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 2;
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 2;
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
 		/* high sh */
 		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 2;
 		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 3;
@@ -353,6 +378,11 @@
 		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
 		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
 		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
+		/* mid mh */
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
 		/* high mh */
 		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
 		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 3;
@@ -375,6 +405,11 @@
 		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
 		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
 		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
+		/* mid sh */
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
+		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
 		/* high sh */
 		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
 		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
@@ -385,6 +420,11 @@
 		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
 		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
 		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
+		/* mid mh */
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
+		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
 		/* high mh */
 		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
 		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
@@ -401,7 +441,12 @@
 			rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
 			rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
 			rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 1;
+			rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
+			/* mid sh */
+			rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
+			rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
+			rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
+			rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
 			/* high sh */
 			rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
 			rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
@@ -411,7 +456,12 @@
 			rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
 			rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 2;
 			rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 1;
+			rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
+			/* low mh */
+			rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
+			rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 2;
+			rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
+			rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
 			/* high mh */
 			rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
 			rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
@@ -430,14 +480,30 @@
 				rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx =
 					r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
 				rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
-				rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 1;
+				rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
 			} else {
 				rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx =
 					r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
 				rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx =
 					r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
 				rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
-				rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 1;
+				rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
+			}
+			/* mid sh */
+			if (rdev->flags & RADEON_IS_MOBILITY) {
+				rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx =
+					r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
+				rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx =
+					r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
+				rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
+				rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
+			} else {
+				rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx =
+					r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
+				rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx =
+					r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
+				rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
+				rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
 			}
 			/* high sh */
 			rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx =
@@ -453,14 +519,30 @@
 				rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx =
 					r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
 				rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
-				rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 2;
+				rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
 			} else {
 				rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx =
 					r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
 				rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx =
 					r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
 				rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
-				rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 1;
+				rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
+			}
+			/* mid mh */
+			if (rdev->flags & RADEON_IS_MOBILITY) {
+				rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx =
+					r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
+				rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx =
+					r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
+				rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
+				rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
+			} else {
+				rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx =
+					r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
+				rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx =
+					r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
+				rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
+				rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
 			}
 			/* high mh */
 			rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx =
@@ -475,13 +557,18 @@
 
 void r600_pm_misc(struct radeon_device *rdev)
 {
-	int requested_index = rdev->pm.requested_power_state_index;
-	struct radeon_power_state *ps = &rdev->pm.power_state[requested_index];
-	struct radeon_voltage *voltage = &ps->clock_info[0].voltage;
+	int req_ps_idx = rdev->pm.requested_power_state_index;
+	int req_cm_idx = rdev->pm.requested_clock_mode_index;
+	struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
+	struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
 
-	if ((voltage->type == VOLTAGE_SW) && voltage->voltage)
-		radeon_atom_set_voltage(rdev, voltage->voltage);
-
+	if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
+		if (voltage->voltage != rdev->pm.current_vddc) {
+			radeon_atom_set_voltage(rdev, voltage->voltage);
+			rdev->pm.current_vddc = voltage->voltage;
+			DRM_DEBUG("Setting: v: %d\n", voltage->voltage);
+		}
+	}
 }
 
 bool r600_gui_idle(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 5f96fe8..8e1d44c 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -648,15 +648,18 @@
 	PM_PROFILE_DEFAULT,
 	PM_PROFILE_AUTO,
 	PM_PROFILE_LOW,
+	PM_PROFILE_MID,
 	PM_PROFILE_HIGH,
 };
 
 #define PM_PROFILE_DEFAULT_IDX 0
 #define PM_PROFILE_LOW_SH_IDX  1
-#define PM_PROFILE_HIGH_SH_IDX 2
-#define PM_PROFILE_LOW_MH_IDX  3
-#define PM_PROFILE_HIGH_MH_IDX 4
-#define PM_PROFILE_MAX         5
+#define PM_PROFILE_MID_SH_IDX  2
+#define PM_PROFILE_HIGH_SH_IDX 3
+#define PM_PROFILE_LOW_MH_IDX  4
+#define PM_PROFILE_MID_MH_IDX  5
+#define PM_PROFILE_HIGH_MH_IDX 6
+#define PM_PROFILE_MAX         7
 
 struct radeon_pm_profile {
 	int dpms_off_ps_idx;
@@ -745,6 +748,7 @@
 	int                     default_power_state_index;
 	u32                     current_sclk;
 	u32                     current_mclk;
+	u32                     current_vddc;
 	struct radeon_i2c_chan *i2c_bus;
 	/* selected pm method */
 	enum radeon_pm_method     pm_method;
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 4305cd5..99bd8a9 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -1833,10 +1833,7 @@
 						/* skip invalid modes */
 						if (rdev->pm.power_state[state_index].clock_info[mode_index].sclk == 0)
 							continue;
-						rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
-							VOLTAGE_SW;
-						rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
-							clock_info->usVDDC;
+						/* voltage works differently on IGPs */
 						mode_index++;
 					} else if (ASIC_IS_DCE4(rdev)) {
 						struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO *clock_info =
@@ -1969,6 +1966,7 @@
 
 	rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
 	rdev->pm.current_clock_mode_index = 0;
+	rdev->pm.current_vddc = rdev->pm.power_state[rdev->pm.default_power_state_index].clock_info[0].voltage.voltage;
 }
 
 void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable)
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index 102c744..1bee2f9 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -2026,6 +2026,7 @@
 					combios_setup_i2c_bus(rdev, RADEON_GPIO_CRT2_DDC);
 				break;
 			default:
+				ddc_i2c.valid = false;
 				break;
 			}
 
@@ -2339,6 +2340,7 @@
 			if (RBIOS8(tv_info + 6) == 'T') {
 				if (radeon_apply_legacy_tv_quirks(dev)) {
 					hpd.hpd = RADEON_HPD_NONE;
+					ddc_i2c.valid = false;
 					radeon_add_legacy_encoder(dev,
 								  radeon_get_encoder_id
 								  (dev,
@@ -2455,7 +2457,7 @@
 	rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk;
 	rdev->pm.power_state[state_index].default_clock_mode = &rdev->pm.power_state[state_index].clock_info[0];
 	if ((state_index > 0) &&
-	    (rdev->pm.power_state[0].clock_info[0].voltage.type = VOLTAGE_GPIO))
+	    (rdev->pm.power_state[0].clock_info[0].voltage.type == VOLTAGE_GPIO))
 		rdev->pm.power_state[state_index].clock_info[0].voltage =
 			rdev->pm.power_state[0].clock_info[0].voltage;
 	else
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 1006549..8154cdf 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -284,8 +284,7 @@
 	"eDP",
 };
 
-static const char *hpd_names[7] = {
-	"NONE",
+static const char *hpd_names[6] = {
 	"HPD1",
 	"HPD2",
 	"HPD3",
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index 902d173..e166fe4 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -45,9 +45,10 @@
  * - 2.2.0 - add r6xx/r7xx const buffer support
  * - 2.3.0 - add MSPOS + 3D texture + r500 VAP regs
  * - 2.4.0 - add crtc id query
+ * - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen
  */
 #define KMS_DRIVER_MAJOR	2
-#define KMS_DRIVER_MINOR	4
+#define KMS_DRIVER_MINOR	5
 #define KMS_DRIVER_PATCHLEVEL	0
 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
 int radeon_driver_unload_kms(struct drm_device *dev);
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index e192acf..dc1634b 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -363,6 +363,7 @@
 {
 	struct radeon_fbdev *rfbdev;
 	int bpp_sel = 32;
+	int ret;
 
 	/* select 8 bpp console on RN50 or 16MB cards */
 	if (ASIC_IS_RN50(rdev) || rdev->mc.real_vram_size <= (32*1024*1024))
@@ -376,9 +377,14 @@
 	rdev->mode_info.rfbdev = rfbdev;
 	rfbdev->helper.funcs = &radeon_fb_helper_funcs;
 
-	drm_fb_helper_init(rdev->ddev, &rfbdev->helper,
-			   rdev->num_crtc,
-			   RADEONFB_CONN_LIMIT);
+	ret = drm_fb_helper_init(rdev->ddev, &rfbdev->helper,
+				 rdev->num_crtc,
+				 RADEONFB_CONN_LIMIT);
+	if (ret) {
+		kfree(rfbdev);
+		return ret;
+	}
+
 	drm_fb_helper_single_add_all_connectors(&rfbdev->helper);
 	drm_fb_helper_initial_config(&rfbdev->helper, bpp_sel);
 	return 0;
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index 0406835..6a70c0d 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -118,7 +118,11 @@
 		value = rdev->num_z_pipes;
 		break;
 	case RADEON_INFO_ACCEL_WORKING:
-		value = rdev->accel_working;
+		/* xf86-video-ati 6.13.0 relies on this being false for evergreen */
+		if ((rdev->family >= CHIP_CEDAR) && (rdev->family <= CHIP_HEMLOCK))
+			value = false;
+		else
+			value = rdev->accel_working;
 		break;
 	case RADEON_INFO_CRTC_FROM_ID:
 		for (i = 0, found = 0; i < rdev->num_crtc; i++) {
@@ -134,6 +138,9 @@
 			return -EINVAL;
 		}
 		break;
+	case RADEON_INFO_ACCEL_WORKING2:
+		value = rdev->accel_working;
+		break;
 	default:
 		DRM_DEBUG("Invalid request %d\n", info->request);
 		return -EINVAL;
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
index 5a13b3e..5b07b88 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
@@ -1168,6 +1168,17 @@
 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 	struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
 	bool color = true;
+	struct drm_crtc *crtc;
+
+	/* find out if crtc2 is in use or if this encoder is using it */
+	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+		struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
+		if ((radeon_crtc->crtc_id == 1) && crtc->enabled) {
+			if (encoder->crtc != crtc) {
+				return connector_status_disconnected;
+			}
+		}
+	}
 
 	if (connector->connector_type == DRM_MODE_CONNECTOR_SVIDEO ||
 	    connector->connector_type == DRM_MODE_CONNECTOR_Composite ||
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index 0228126..63f679a 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -33,6 +33,14 @@
 #define RADEON_WAIT_VBLANK_TIMEOUT 200
 #define RADEON_WAIT_IDLE_TIMEOUT 200
 
+static const char *radeon_pm_state_type_name[5] = {
+	"Default",
+	"Powersave",
+	"Battery",
+	"Balanced",
+	"Performance",
+};
+
 static void radeon_dynpm_idle_work_handler(struct work_struct *work);
 static int radeon_debugfs_pm_init(struct radeon_device *rdev);
 static bool radeon_pm_in_vbl(struct radeon_device *rdev);
@@ -84,9 +92,9 @@
 				rdev->pm.profile_index = PM_PROFILE_HIGH_SH_IDX;
 		} else {
 			if (rdev->pm.active_crtc_count > 1)
-				rdev->pm.profile_index = PM_PROFILE_LOW_MH_IDX;
+				rdev->pm.profile_index = PM_PROFILE_MID_MH_IDX;
 			else
-				rdev->pm.profile_index = PM_PROFILE_LOW_SH_IDX;
+				rdev->pm.profile_index = PM_PROFILE_MID_SH_IDX;
 		}
 		break;
 	case PM_PROFILE_LOW:
@@ -95,6 +103,12 @@
 		else
 			rdev->pm.profile_index = PM_PROFILE_LOW_SH_IDX;
 		break;
+	case PM_PROFILE_MID:
+		if (rdev->pm.active_crtc_count > 1)
+			rdev->pm.profile_index = PM_PROFILE_MID_MH_IDX;
+		else
+			rdev->pm.profile_index = PM_PROFILE_MID_SH_IDX;
+		break;
 	case PM_PROFILE_HIGH:
 		if (rdev->pm.active_crtc_count > 1)
 			rdev->pm.profile_index = PM_PROFILE_HIGH_MH_IDX;
@@ -127,15 +141,6 @@
 		if (bo->tbo.mem.mem_type == TTM_PL_VRAM)
 			ttm_bo_unmap_virtual(&bo->tbo);
 	}
-
-	if (rdev->gart.table.vram.robj)
-		ttm_bo_unmap_virtual(&rdev->gart.table.vram.robj->tbo);
-
-	if (rdev->stollen_vga_memory)
-		ttm_bo_unmap_virtual(&rdev->stollen_vga_memory->tbo);
-
-	if (rdev->r600_blit.shader_obj)
-		ttm_bo_unmap_virtual(&rdev->r600_blit.shader_obj->tbo);
 }
 
 static void radeon_sync_with_vblank(struct radeon_device *rdev)
@@ -281,6 +286,42 @@
 	mutex_unlock(&rdev->ddev->struct_mutex);
 }
 
+static void radeon_pm_print_states(struct radeon_device *rdev)
+{
+	int i, j;
+	struct radeon_power_state *power_state;
+	struct radeon_pm_clock_info *clock_info;
+
+	DRM_DEBUG("%d Power State(s)\n", rdev->pm.num_power_states);
+	for (i = 0; i < rdev->pm.num_power_states; i++) {
+		power_state = &rdev->pm.power_state[i];
+		DRM_DEBUG("State %d: %s\n", i,
+			radeon_pm_state_type_name[power_state->type]);
+		if (i == rdev->pm.default_power_state_index)
+			DRM_DEBUG("\tDefault");
+		if ((rdev->flags & RADEON_IS_PCIE) && !(rdev->flags & RADEON_IS_IGP))
+			DRM_DEBUG("\t%d PCIE Lanes\n", power_state->pcie_lanes);
+		if (power_state->flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
+			DRM_DEBUG("\tSingle display only\n");
+		DRM_DEBUG("\t%d Clock Mode(s)\n", power_state->num_clock_modes);
+		for (j = 0; j < power_state->num_clock_modes; j++) {
+			clock_info = &(power_state->clock_info[j]);
+			if (rdev->flags & RADEON_IS_IGP)
+				DRM_DEBUG("\t\t%d e: %d%s\n",
+					j,
+					clock_info->sclk * 10,
+					clock_info->flags & RADEON_PM_MODE_NO_DISPLAY ? "\tNo display only" : "");
+			else
+				DRM_DEBUG("\t\t%d e: %d\tm: %d\tv: %d%s\n",
+					j,
+					clock_info->sclk * 10,
+					clock_info->mclk * 10,
+					clock_info->voltage.voltage,
+					clock_info->flags & RADEON_PM_MODE_NO_DISPLAY ? "\tNo display only" : "");
+		}
+	}
+}
+
 static ssize_t radeon_get_pm_profile(struct device *dev,
 				     struct device_attribute *attr,
 				     char *buf)
@@ -311,6 +352,8 @@
 			rdev->pm.profile = PM_PROFILE_AUTO;
 		else if (strncmp("low", buf, strlen("low")) == 0)
 			rdev->pm.profile = PM_PROFILE_LOW;
+		else if (strncmp("mid", buf, strlen("mid")) == 0)
+			rdev->pm.profile = PM_PROFILE_MID;
 		else if (strncmp("high", buf, strlen("high")) == 0)
 			rdev->pm.profile = PM_PROFILE_HIGH;
 		else {
@@ -377,15 +420,19 @@
 {
 	mutex_lock(&rdev->pm.mutex);
 	cancel_delayed_work(&rdev->pm.dynpm_idle_work);
-	rdev->pm.current_power_state_index = -1;
-	rdev->pm.current_clock_mode_index = -1;
-	rdev->pm.current_sclk = 0;
-	rdev->pm.current_mclk = 0;
 	mutex_unlock(&rdev->pm.mutex);
 }
 
 void radeon_pm_resume(struct radeon_device *rdev)
 {
+	/* asic init will reset the default power state */
+	mutex_lock(&rdev->pm.mutex);
+	rdev->pm.current_power_state_index = rdev->pm.default_power_state_index;
+	rdev->pm.current_clock_mode_index = 0;
+	rdev->pm.current_sclk = rdev->clock.default_sclk;
+	rdev->pm.current_mclk = rdev->clock.default_mclk;
+	rdev->pm.current_vddc = rdev->pm.power_state[rdev->pm.default_power_state_index].clock_info[0].voltage.voltage;
+	mutex_unlock(&rdev->pm.mutex);
 	radeon_pm_compute_clocks(rdev);
 }
 
@@ -394,32 +441,24 @@
 	int ret;
 	/* default to profile method */
 	rdev->pm.pm_method = PM_METHOD_PROFILE;
+	rdev->pm.profile = PM_PROFILE_DEFAULT;
 	rdev->pm.dynpm_state = DYNPM_STATE_DISABLED;
 	rdev->pm.dynpm_planned_action = DYNPM_ACTION_NONE;
 	rdev->pm.dynpm_can_upclock = true;
 	rdev->pm.dynpm_can_downclock = true;
-	rdev->pm.current_sclk = 0;
-	rdev->pm.current_mclk = 0;
+	rdev->pm.current_sclk = rdev->clock.default_sclk;
+	rdev->pm.current_mclk = rdev->clock.default_mclk;
 
 	if (rdev->bios) {
 		if (rdev->is_atom_bios)
 			radeon_atombios_get_power_modes(rdev);
 		else
 			radeon_combios_get_power_modes(rdev);
+		radeon_pm_print_states(rdev);
 		radeon_pm_init_profile(rdev);
-		rdev->pm.current_power_state_index = -1;
-		rdev->pm.current_clock_mode_index = -1;
 	}
 
 	if (rdev->pm.num_power_states > 1) {
-		if (rdev->pm.pm_method == PM_METHOD_PROFILE) {
-			mutex_lock(&rdev->pm.mutex);
-			rdev->pm.profile = PM_PROFILE_DEFAULT;
-			radeon_pm_update_profile(rdev);
-			radeon_pm_set_clocks(rdev);
-			mutex_unlock(&rdev->pm.mutex);
-		}
-
 		/* where's the best place to put these? */
 		ret = device_create_file(rdev->dev, &dev_attr_power_profile);
 		if (ret)
@@ -705,6 +744,8 @@
 	seq_printf(m, "default memory clock: %u0 kHz\n", rdev->clock.default_mclk);
 	if (rdev->asic->get_memory_clock)
 		seq_printf(m, "current memory clock: %u0 kHz\n", radeon_get_memory_clock(rdev));
+	if (rdev->pm.current_vddc)
+		seq_printf(m, "voltage: %u mV\n", rdev->pm.current_vddc);
 	if (rdev->asic->get_pcie_lanes)
 		seq_printf(m, "PCIE lanes: %d\n", radeon_get_pcie_lanes(rdev));
 
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 33952da..cec536c 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -44,12 +44,18 @@
 
 void rv770_pm_misc(struct radeon_device *rdev)
 {
-	int requested_index = rdev->pm.requested_power_state_index;
-	struct radeon_power_state *ps = &rdev->pm.power_state[requested_index];
-	struct radeon_voltage *voltage = &ps->clock_info[0].voltage;
+	int req_ps_idx = rdev->pm.requested_power_state_index;
+	int req_cm_idx = rdev->pm.requested_clock_mode_index;
+	struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
+	struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
 
-	if ((voltage->type == VOLTAGE_SW) && voltage->voltage)
-		radeon_atom_set_voltage(rdev, voltage->voltage);
+	if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
+		if (voltage->voltage != rdev->pm.current_vddc) {
+			radeon_atom_set_voltage(rdev, voltage->voltage);
+			rdev->pm.current_vddc = voltage->voltage;
+			DRM_DEBUG("Setting: v: %d\n", voltage->voltage);
+		}
+	}
 }
 
 /*
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
index bdd67cf..8e39685 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
@@ -644,6 +644,7 @@
 	ret = copy_from_user(cmd, user_cmd, arg->command_size);
 
 	if (unlikely(ret != 0)) {
+		ret = -EFAULT;
 		DRM_ERROR("Failed copying commands.\n");
 		goto out_commit;
 	}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
index f8fbbc6..8612378 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
@@ -597,8 +597,10 @@
 
 	ret = copy_from_user(srf->sizes, user_sizes,
 			     srf->num_sizes * sizeof(*srf->sizes));
-	if (unlikely(ret != 0))
+	if (unlikely(ret != 0)) {
+		ret = -EFAULT;
 		goto out_err1;
+	}
 
 	if (srf->scanout &&
 	    srf->num_sizes == 1 &&
@@ -697,9 +699,11 @@
 	if (user_sizes)
 		ret = copy_to_user(user_sizes, srf->sizes,
 				   srf->num_sizes * sizeof(*srf->sizes));
-	if (unlikely(ret != 0))
+	if (unlikely(ret != 0)) {
 		DRM_ERROR("copy_to_user failed %p %u\n",
 			  user_sizes, srf->num_sizes);
+		ret = -EFAULT;
+	}
 out_bad_resource:
 out_no_reference:
 	ttm_base_object_unref(&base);
diff --git a/drivers/input/misc/hp_sdc_rtc.c b/drivers/input/misc/hp_sdc_rtc.c
index e00a1cc..c190664 100644
--- a/drivers/input/misc/hp_sdc_rtc.c
+++ b/drivers/input/misc/hp_sdc_rtc.c
@@ -678,7 +678,7 @@
         .llseek =		no_llseek,
         .read =			hp_sdc_rtc_read,
         .poll =			hp_sdc_rtc_poll,
-        .unlocked_ioctl = 	hp_sdc_rtc_ioctl,
+        .unlocked_ioctl =	hp_sdc_rtc_unlocked_ioctl,
         .open =			hp_sdc_rtc_open,
         .fasync =		hp_sdc_rtc_fasync,
 };
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index e171e77..f06d06e 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -249,7 +249,7 @@
 
 config MMC_MSM7X00A
 	tristate "Qualcomm MSM 7X00A SDCC Controller Support"
-	depends on MMC && ARCH_MSM
+	depends on MMC && ARCH_MSM && !ARCH_MSM7X30
 	help
 	  This provides support for the SD/MMC cell found in the
           MSM 7X00A controllers from Qualcomm.
diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c
index 9c14975..284a5f4 100644
--- a/drivers/net/8139cp.c
+++ b/drivers/net/8139cp.c
@@ -598,8 +598,8 @@
 			goto rx_status_loop;
 
 		spin_lock_irqsave(&cp->lock, flags);
-		cpw16_f(IntrMask, cp_intr_mask);
 		__napi_complete(napi);
+		cpw16_f(IntrMask, cp_intr_mask);
 		spin_unlock_irqrestore(&cp->lock, flags);
 	}
 
diff --git a/drivers/net/8139too.c b/drivers/net/8139too.c
index 4ba7293..97d8068 100644
--- a/drivers/net/8139too.c
+++ b/drivers/net/8139too.c
@@ -860,6 +860,7 @@
 		}
 
 	/* if unknown chip, assume array element #0, original RTL-8139 in this case */
+	i = 0;
 	dev_dbg(&pdev->dev, "unknown chip version, assuming RTL-8139\n");
 	dev_dbg(&pdev->dev, "TxConfig = 0x%lx\n", RTL_R32 (TxConfig));
 	tp->chipset = 0;
@@ -2088,8 +2089,8 @@
 		 * again when we think we are done.
 		 */
 		spin_lock_irqsave(&tp->lock, flags);
-		RTL_W16_F(IntrMask, rtl8139_intr_mask);
 		__napi_complete(napi);
+		RTL_W16_F(IntrMask, rtl8139_intr_mask);
 		spin_unlock_irqrestore(&tp->lock, flags);
 	}
 	spin_unlock(&tp->rx_lock);
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 1830f31..46c69cd 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -747,8 +747,7 @@
 			FSL_GIANFAR_DEV_HAS_CSUM |
 			FSL_GIANFAR_DEV_HAS_VLAN |
 			FSL_GIANFAR_DEV_HAS_MAGIC_PACKET |
-			FSL_GIANFAR_DEV_HAS_EXTENDED_HASH |
-			FSL_GIANFAR_DEV_HAS_TIMER;
+			FSL_GIANFAR_DEV_HAS_EXTENDED_HASH;
 
 	ctype = of_get_property(np, "phy-connection-type", NULL);
 
diff --git a/drivers/net/pcmcia/smc91c92_cs.c b/drivers/net/pcmcia/smc91c92_cs.c
index 7b6fe89..64e6a84 100644
--- a/drivers/net/pcmcia/smc91c92_cs.c
+++ b/drivers/net/pcmcia/smc91c92_cs.c
@@ -322,6 +322,7 @@
 	return -ENOMEM;
     smc = netdev_priv(dev);
     smc->p_dev = link;
+    link->priv = dev;
 
     spin_lock_init(&smc->lock);
     link->io.NumPorts1 = 16;
diff --git a/drivers/net/phy/lxt.c b/drivers/net/phy/lxt.c
index 8ee929b..dbd0034 100644
--- a/drivers/net/phy/lxt.c
+++ b/drivers/net/phy/lxt.c
@@ -53,6 +53,9 @@
 
 #define MII_LXT971_ISR		19  /* Interrupt Status Register */
 
+/* register definitions for the 973 */
+#define MII_LXT973_PCR 16 /* Port Configuration Register */
+#define PCR_FIBER_SELECT 1
 
 MODULE_DESCRIPTION("Intel LXT PHY driver");
 MODULE_AUTHOR("Andy Fleming");
@@ -119,6 +122,33 @@
 	return err;
 }
 
+static int lxt973_probe(struct phy_device *phydev)
+{
+	int val = phy_read(phydev, MII_LXT973_PCR);
+
+	if (val & PCR_FIBER_SELECT) {
+		/*
+		 * If fiber is selected, then the only correct setting
+		 * is 100Mbps, full duplex, and auto negotiation off.
+		 */
+		val = phy_read(phydev, MII_BMCR);
+		val |= (BMCR_SPEED100 | BMCR_FULLDPLX);
+		val &= ~BMCR_ANENABLE;
+		phy_write(phydev, MII_BMCR, val);
+		/* Remember that the port is in fiber mode. */
+		phydev->priv = lxt973_probe;
+	} else {
+		phydev->priv = NULL;
+	}
+	return 0;
+}
+
+static int lxt973_config_aneg(struct phy_device *phydev)
+{
+	/* Do nothing if port is in fiber mode. */
+	return phydev->priv ? 0 : genphy_config_aneg(phydev);
+}
+
 static struct phy_driver lxt970_driver = {
 	.phy_id		= 0x78100000,
 	.name		= "LXT970",
@@ -146,6 +176,18 @@
 	.driver 	= { .owner = THIS_MODULE,},
 };
 
+static struct phy_driver lxt973_driver = {
+	.phy_id		= 0x00137a10,
+	.name		= "LXT973",
+	.phy_id_mask	= 0xfffffff0,
+	.features	= PHY_BASIC_FEATURES,
+	.flags		= 0,
+	.probe		= lxt973_probe,
+	.config_aneg	= lxt973_config_aneg,
+	.read_status	= genphy_read_status,
+	.driver 	= { .owner = THIS_MODULE,},
+};
+
 static int __init lxt_init(void)
 {
 	int ret;
@@ -157,9 +199,15 @@
 	ret = phy_driver_register(&lxt971_driver);
 	if (ret)
 		goto err2;
+
+	ret = phy_driver_register(&lxt973_driver);
+	if (ret)
+		goto err3;
 	return 0;
 
- err2:	
+ err3:
+	phy_driver_unregister(&lxt971_driver);
+ err2:
 	phy_driver_unregister(&lxt970_driver);
  err1:
 	return ret;
@@ -169,6 +217,7 @@
 {
 	phy_driver_unregister(&lxt970_driver);
 	phy_driver_unregister(&lxt971_driver);
+	phy_driver_unregister(&lxt973_driver);
 }
 
 module_init(lxt_init);
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index 217e709..96b6cfb 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -559,6 +559,11 @@
 			break;
 		udelay(25);
 	}
+	/*
+	 * According to hardware specs a 20us delay is required after write
+	 * complete indication, but before sending next command.
+	 */
+	udelay(20);
 }
 
 static int mdio_read(void __iomem *ioaddr, int reg_addr)
@@ -578,6 +583,12 @@
 		}
 		udelay(25);
 	}
+	/*
+	 * According to hardware specs a 20us delay is required after read
+	 * complete indication, but before sending next command.
+	 */
+	udelay(20);
+
 	return value;
 }
 
diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c
index 1f802e90..9516f38 100644
--- a/drivers/net/usb/asix.c
+++ b/drivers/net/usb/asix.c
@@ -344,7 +344,7 @@
 			return 2;
 		}
 
-		if (size > ETH_FRAME_LEN) {
+		if (size > dev->net->mtu + ETH_HLEN) {
 			netdev_err(dev->net, "asix_rx_fixup() Bad RX Length %d\n",
 				   size);
 			return 0;
diff --git a/drivers/net/wimax/i2400m/fw.c b/drivers/net/wimax/i2400m/fw.c
index 3f283bf..1149135 100644
--- a/drivers/net/wimax/i2400m/fw.c
+++ b/drivers/net/wimax/i2400m/fw.c
@@ -1192,7 +1192,7 @@
 	unsigned module_type, header_len, major_version, minor_version,
 		module_id, module_vendor, date, size;
 
-	module_type = bcf_hdr->module_type;
+	module_type = le32_to_cpu(bcf_hdr->module_type);
 	header_len = sizeof(u32) * le32_to_cpu(bcf_hdr->header_len);
 	major_version = (le32_to_cpu(bcf_hdr->header_version) & 0xffff0000)
 		>> 16;
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index 2978359..648972d 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -195,7 +195,7 @@
 static int __devinit	ath5k_pci_probe(struct pci_dev *pdev,
 				const struct pci_device_id *id);
 static void __devexit	ath5k_pci_remove(struct pci_dev *pdev);
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static int		ath5k_pci_suspend(struct device *dev);
 static int		ath5k_pci_resume(struct device *dev);
 
@@ -203,7 +203,7 @@
 #define ATH5K_PM_OPS	(&ath5k_pm_ops)
 #else
 #define ATH5K_PM_OPS	NULL
-#endif /* CONFIG_PM */
+#endif /* CONFIG_PM_SLEEP */
 
 static struct pci_driver ath5k_pci_driver = {
 	.name		= KBUILD_MODNAME,
@@ -708,7 +708,7 @@
 	ieee80211_free_hw(hw);
 }
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static int ath5k_pci_suspend(struct device *dev)
 {
 	struct ieee80211_hw *hw = pci_get_drvdata(to_pci_dev(dev));
@@ -734,7 +734,7 @@
 	ath5k_led_enable(sc);
 	return 0;
 }
-#endif /* CONFIG_PM */
+#endif /* CONFIG_PM_SLEEP */
 
 
 /***********************\
@@ -3140,13 +3140,15 @@
 
 	if (changed_flags & (FIF_PROMISC_IN_BSS | FIF_OTHER_BSS)) {
 		if (*new_flags & FIF_PROMISC_IN_BSS) {
-			rfilt |= AR5K_RX_FILTER_PROM;
 			__set_bit(ATH_STAT_PROMISC, sc->status);
 		} else {
 			__clear_bit(ATH_STAT_PROMISC, sc->status);
 		}
 	}
 
+	if (test_bit(ATH_STAT_PROMISC, sc->status))
+		rfilt |= AR5K_RX_FILTER_PROM;
+
 	/* Note, AR5K_RX_FILTER_MCAST is already enabled */
 	if (*new_flags & FIF_ALLMULTI) {
 		mfilt[0] =  ~0;
diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c
index 1b81c47..492cbb1 100644
--- a/drivers/net/wireless/ath/ath5k/phy.c
+++ b/drivers/net/wireless/ath/ath5k/phy.c
@@ -1814,6 +1814,13 @@
 	u8 def_ant, tx_ant, ee_mode;
 	u32 sta_id1 = 0;
 
+	/* if channel is not initialized yet we can't set the antennas
+	 * so just store the mode. it will be set on the next reset */
+	if (channel == NULL) {
+		ah->ah_ant_mode = ant_mode;
+		return;
+	}
+
 	def_ant = ah->ah_def_ant;
 
 	ATH5K_TRACE(ah->ah_sc);
diff --git a/drivers/net/wireless/hostap/hostap_hw.c b/drivers/net/wireless/hostap/hostap_hw.c
index d707328..ff9b5c8 100644
--- a/drivers/net/wireless/hostap/hostap_hw.c
+++ b/drivers/net/wireless/hostap/hostap_hw.c
@@ -2618,15 +2618,6 @@
 	int events = 0;
 	u16 ev;
 
-	/* Detect early interrupt before driver is fully configued */
-	if (!dev->base_addr) {
-		if (net_ratelimit()) {
-			printk(KERN_DEBUG "%s: Interrupt, but dev not configured\n",
-			       dev->name);
-		}
-		return IRQ_HANDLED;
-	}
-
 	iface = netdev_priv(dev);
 	local = iface->local;
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index 068f7f8..c44a303e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -2852,6 +2852,7 @@
 	.isr = iwl_isr_legacy,
 	.config_ap = iwl3945_config_ap,
 	.manage_ibss_station = iwl3945_manage_ibss_station,
+	.recover_from_tx_stall = iwl_bg_monitor_recover,
 	.check_plcp_health = iwl3945_good_plcp_health,
 
 	.debugfs_ops = {
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
index 1004cfc..0f292a2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
@@ -1119,10 +1119,9 @@
 					   struct iwl_scan_channel *scan_ch)
 {
 	const struct ieee80211_supported_band *sband;
-	const struct iwl_channel_info *ch_info;
 	u16 passive_dwell = 0;
 	u16 active_dwell = 0;
-	int i, added = 0;
+	int added = 0;
 	u16 channel = 0;
 
 	sband = iwl_get_hw_mode(priv, band);
@@ -1137,32 +1136,7 @@
 	if (passive_dwell <= active_dwell)
 		passive_dwell = active_dwell + 1;
 
-	/* only scan single channel, good enough to reset the RF */
-	/* pick the first valid not in-use channel */
-	if (band == IEEE80211_BAND_5GHZ) {
-		for (i = 14; i < priv->channel_count; i++) {
-			if (priv->channel_info[i].channel !=
-			    le16_to_cpu(priv->staging_rxon.channel)) {
-				channel = priv->channel_info[i].channel;
-				ch_info = iwl_get_channel_info(priv,
-					band, channel);
-				if (is_channel_valid(ch_info))
-					break;
-			}
-		}
-	} else {
-		for (i = 0; i < 14; i++) {
-			if (priv->channel_info[i].channel !=
-			    le16_to_cpu(priv->staging_rxon.channel)) {
-					channel =
-						priv->channel_info[i].channel;
-					ch_info = iwl_get_channel_info(priv,
-						band, channel);
-					if (is_channel_valid(ch_info))
-						break;
-			}
-		}
-	}
+	channel = iwl_get_single_channel_number(priv, band);
 	if (channel) {
 		scan_ch->channel = cpu_to_le16(channel);
 		scan_ch->type = SCAN_CHANNEL_TYPE_PASSIVE;
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
index c402bfc..a732f10 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -1125,6 +1125,7 @@
 	struct ieee80211_sta *sta;
 	struct iwl_station_priv *sta_priv;
 
+	rcu_read_lock();
 	sta = ieee80211_find_sta(priv->vif, hdr->addr1);
 	if (sta) {
 		sta_priv = (void *)sta->drv_priv;
@@ -1133,6 +1134,7 @@
 		    atomic_dec_return(&sta_priv->pending_frames) == 0)
 			ieee80211_sta_block_awake(priv->hw, sta, false);
 	}
+	rcu_read_unlock();
 
 	ieee80211_tx_status_irqsafe(priv->hw, skb);
 }
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index aef4f71..7726e67 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -1484,6 +1484,156 @@
 }
 
 
+/*****************************************************************************
+ *
+ * sysfs attributes
+ *
+ *****************************************************************************/
+
+#ifdef CONFIG_IWLWIFI_DEBUG
+
+/*
+ * The following adds a new attribute to the sysfs representation
+ * of this device driver (i.e. a new file in /sys/class/net/wlan0/device/)
+ * used for controlling the debug level.
+ *
+ * See the level definitions in iwl for details.
+ *
+ * The debug_level being managed using sysfs below is a per device debug
+ * level that is used instead of the global debug level if it (the per
+ * device debug level) is set.
+ */
+static ssize_t show_debug_level(struct device *d,
+				struct device_attribute *attr, char *buf)
+{
+	struct iwl_priv *priv = dev_get_drvdata(d);
+	return sprintf(buf, "0x%08X\n", iwl_get_debug_level(priv));
+}
+static ssize_t store_debug_level(struct device *d,
+				struct device_attribute *attr,
+				 const char *buf, size_t count)
+{
+	struct iwl_priv *priv = dev_get_drvdata(d);
+	unsigned long val;
+	int ret;
+
+	ret = strict_strtoul(buf, 0, &val);
+	if (ret)
+		IWL_ERR(priv, "%s is not in hex or decimal form.\n", buf);
+	else {
+		priv->debug_level = val;
+		if (iwl_alloc_traffic_mem(priv))
+			IWL_ERR(priv,
+				"Not enough memory to generate traffic log\n");
+	}
+	return strnlen(buf, count);
+}
+
+static DEVICE_ATTR(debug_level, S_IWUSR | S_IRUGO,
+			show_debug_level, store_debug_level);
+
+
+#endif /* CONFIG_IWLWIFI_DEBUG */
+
+
+static ssize_t show_temperature(struct device *d,
+				struct device_attribute *attr, char *buf)
+{
+	struct iwl_priv *priv = dev_get_drvdata(d);
+
+	if (!iwl_is_alive(priv))
+		return -EAGAIN;
+
+	return sprintf(buf, "%d\n", priv->temperature);
+}
+
+static DEVICE_ATTR(temperature, S_IRUGO, show_temperature, NULL);
+
+static ssize_t show_tx_power(struct device *d,
+			     struct device_attribute *attr, char *buf)
+{
+	struct iwl_priv *priv = dev_get_drvdata(d);
+
+	if (!iwl_is_ready_rf(priv))
+		return sprintf(buf, "off\n");
+	else
+		return sprintf(buf, "%d\n", priv->tx_power_user_lmt);
+}
+
+static ssize_t store_tx_power(struct device *d,
+			      struct device_attribute *attr,
+			      const char *buf, size_t count)
+{
+	struct iwl_priv *priv = dev_get_drvdata(d);
+	unsigned long val;
+	int ret;
+
+	ret = strict_strtoul(buf, 10, &val);
+	if (ret)
+		IWL_INFO(priv, "%s is not in decimal form.\n", buf);
+	else {
+		ret = iwl_set_tx_power(priv, val, false);
+		if (ret)
+			IWL_ERR(priv, "failed setting tx power (0x%d).\n",
+				ret);
+		else
+			ret = count;
+	}
+	return ret;
+}
+
+static DEVICE_ATTR(tx_power, S_IWUSR | S_IRUGO, show_tx_power, store_tx_power);
+
+static ssize_t show_rts_ht_protection(struct device *d,
+			     struct device_attribute *attr, char *buf)
+{
+	struct iwl_priv *priv = dev_get_drvdata(d);
+
+	return sprintf(buf, "%s\n",
+		priv->cfg->use_rts_for_ht ? "RTS/CTS" : "CTS-to-self");
+}
+
+static ssize_t store_rts_ht_protection(struct device *d,
+			      struct device_attribute *attr,
+			      const char *buf, size_t count)
+{
+	struct iwl_priv *priv = dev_get_drvdata(d);
+	unsigned long val;
+	int ret;
+
+	ret = strict_strtoul(buf, 10, &val);
+	if (ret)
+		IWL_INFO(priv, "Input is not in decimal form.\n");
+	else {
+		if (!iwl_is_associated(priv))
+			priv->cfg->use_rts_for_ht = val ? true : false;
+		else
+			IWL_ERR(priv, "Sta associated with AP - "
+				"Change protection mechanism is not allowed\n");
+		ret = count;
+	}
+	return ret;
+}
+
+static DEVICE_ATTR(rts_ht_protection, S_IWUSR | S_IRUGO,
+			show_rts_ht_protection, store_rts_ht_protection);
+
+
+static struct attribute *iwl_sysfs_entries[] = {
+	&dev_attr_temperature.attr,
+	&dev_attr_tx_power.attr,
+	&dev_attr_rts_ht_protection.attr,
+#ifdef CONFIG_IWLWIFI_DEBUG
+	&dev_attr_debug_level.attr,
+#endif
+	NULL
+};
+
+static struct attribute_group iwl_attribute_group = {
+	.name = NULL,		/* put in device directory */
+	.attrs = iwl_sysfs_entries,
+};
+
 /******************************************************************************
  *
  * uCode download functions
@@ -1965,6 +2115,13 @@
 	if (err)
 		IWL_ERR(priv, "failed to create debugfs files. Ignoring error: %d\n", err);
 
+	err = sysfs_create_group(&priv->pci_dev->dev.kobj,
+					&iwl_attribute_group);
+	if (err) {
+		IWL_ERR(priv, "failed to create sysfs device attributes\n");
+		goto out_unbind;
+	}
+
 	/* We have our copies now, allow OS release its copies */
 	release_firmware(ucode_raw);
 	complete(&priv->_agn.firmware_loading_complete);
@@ -3264,141 +3421,6 @@
 
 /*****************************************************************************
  *
- * sysfs attributes
- *
- *****************************************************************************/
-
-#ifdef CONFIG_IWLWIFI_DEBUG
-
-/*
- * The following adds a new attribute to the sysfs representation
- * of this device driver (i.e. a new file in /sys/class/net/wlan0/device/)
- * used for controlling the debug level.
- *
- * See the level definitions in iwl for details.
- *
- * The debug_level being managed using sysfs below is a per device debug
- * level that is used instead of the global debug level if it (the per
- * device debug level) is set.
- */
-static ssize_t show_debug_level(struct device *d,
-				struct device_attribute *attr, char *buf)
-{
-	struct iwl_priv *priv = dev_get_drvdata(d);
-	return sprintf(buf, "0x%08X\n", iwl_get_debug_level(priv));
-}
-static ssize_t store_debug_level(struct device *d,
-				struct device_attribute *attr,
-				 const char *buf, size_t count)
-{
-	struct iwl_priv *priv = dev_get_drvdata(d);
-	unsigned long val;
-	int ret;
-
-	ret = strict_strtoul(buf, 0, &val);
-	if (ret)
-		IWL_ERR(priv, "%s is not in hex or decimal form.\n", buf);
-	else {
-		priv->debug_level = val;
-		if (iwl_alloc_traffic_mem(priv))
-			IWL_ERR(priv,
-				"Not enough memory to generate traffic log\n");
-	}
-	return strnlen(buf, count);
-}
-
-static DEVICE_ATTR(debug_level, S_IWUSR | S_IRUGO,
-			show_debug_level, store_debug_level);
-
-
-#endif /* CONFIG_IWLWIFI_DEBUG */
-
-
-static ssize_t show_temperature(struct device *d,
-				struct device_attribute *attr, char *buf)
-{
-	struct iwl_priv *priv = dev_get_drvdata(d);
-
-	if (!iwl_is_alive(priv))
-		return -EAGAIN;
-
-	return sprintf(buf, "%d\n", priv->temperature);
-}
-
-static DEVICE_ATTR(temperature, S_IRUGO, show_temperature, NULL);
-
-static ssize_t show_tx_power(struct device *d,
-			     struct device_attribute *attr, char *buf)
-{
-	struct iwl_priv *priv = dev_get_drvdata(d);
-
-	if (!iwl_is_ready_rf(priv))
-		return sprintf(buf, "off\n");
-	else
-		return sprintf(buf, "%d\n", priv->tx_power_user_lmt);
-}
-
-static ssize_t store_tx_power(struct device *d,
-			      struct device_attribute *attr,
-			      const char *buf, size_t count)
-{
-	struct iwl_priv *priv = dev_get_drvdata(d);
-	unsigned long val;
-	int ret;
-
-	ret = strict_strtoul(buf, 10, &val);
-	if (ret)
-		IWL_INFO(priv, "%s is not in decimal form.\n", buf);
-	else {
-		ret = iwl_set_tx_power(priv, val, false);
-		if (ret)
-			IWL_ERR(priv, "failed setting tx power (0x%d).\n",
-				ret);
-		else
-			ret = count;
-	}
-	return ret;
-}
-
-static DEVICE_ATTR(tx_power, S_IWUSR | S_IRUGO, show_tx_power, store_tx_power);
-
-static ssize_t show_rts_ht_protection(struct device *d,
-			     struct device_attribute *attr, char *buf)
-{
-	struct iwl_priv *priv = dev_get_drvdata(d);
-
-	return sprintf(buf, "%s\n",
-		priv->cfg->use_rts_for_ht ? "RTS/CTS" : "CTS-to-self");
-}
-
-static ssize_t store_rts_ht_protection(struct device *d,
-			      struct device_attribute *attr,
-			      const char *buf, size_t count)
-{
-	struct iwl_priv *priv = dev_get_drvdata(d);
-	unsigned long val;
-	int ret;
-
-	ret = strict_strtoul(buf, 10, &val);
-	if (ret)
-		IWL_INFO(priv, "Input is not in decimal form.\n");
-	else {
-		if (!iwl_is_associated(priv))
-			priv->cfg->use_rts_for_ht = val ? true : false;
-		else
-			IWL_ERR(priv, "Sta associated with AP - "
-				"Change protection mechanism is not allowed\n");
-		ret = count;
-	}
-	return ret;
-}
-
-static DEVICE_ATTR(rts_ht_protection, S_IWUSR | S_IRUGO,
-			show_rts_ht_protection, store_rts_ht_protection);
-
-
-/*****************************************************************************
- *
  * driver setup and teardown
  *
  *****************************************************************************/
@@ -3550,21 +3572,6 @@
 	kfree(priv->scan_cmd);
 }
 
-static struct attribute *iwl_sysfs_entries[] = {
-	&dev_attr_temperature.attr,
-	&dev_attr_tx_power.attr,
-	&dev_attr_rts_ht_protection.attr,
-#ifdef CONFIG_IWLWIFI_DEBUG
-	&dev_attr_debug_level.attr,
-#endif
-	NULL
-};
-
-static struct attribute_group iwl_attribute_group = {
-	.name = NULL,		/* put in device directory */
-	.attrs = iwl_sysfs_entries,
-};
-
 static struct ieee80211_ops iwl_hw_ops = {
 	.tx = iwl_mac_tx,
 	.start = iwl_mac_start,
@@ -3750,11 +3757,6 @@
 		IWL_ERR(priv, "Error allocating IRQ %d\n", priv->pci_dev->irq);
 		goto out_disable_msi;
 	}
-	err = sysfs_create_group(&pdev->dev.kobj, &iwl_attribute_group);
-	if (err) {
-		IWL_ERR(priv, "failed to create sysfs device attributes\n");
-		goto out_free_irq;
-	}
 
 	iwl_setup_deferred_work(priv);
 	iwl_setup_rx_handlers(priv);
@@ -3788,15 +3790,13 @@
 
 	err = iwl_request_firmware(priv, true);
 	if (err)
-		goto out_remove_sysfs;
+		goto out_destroy_workqueue;
 
 	return 0;
 
- out_remove_sysfs:
+ out_destroy_workqueue:
 	destroy_workqueue(priv->workqueue);
 	priv->workqueue = NULL;
-	sysfs_remove_group(&pdev->dev.kobj, &iwl_attribute_group);
- out_free_irq:
 	free_irq(priv->pci_dev->irq, priv);
 	iwl_free_isr_ict(priv);
  out_disable_msi:
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 5a7eca8..426e955 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -854,6 +854,45 @@
 }
 EXPORT_SYMBOL(iwl_set_rxon_chain);
 
+/* Return valid channel */
+u8 iwl_get_single_channel_number(struct iwl_priv *priv,
+				  enum ieee80211_band band)
+{
+	const struct iwl_channel_info *ch_info;
+	int i;
+	u8 channel = 0;
+
+	/* only scan single channel, good enough to reset the RF */
+	/* pick the first valid not in-use channel */
+	if (band == IEEE80211_BAND_5GHZ) {
+		for (i = 14; i < priv->channel_count; i++) {
+			if (priv->channel_info[i].channel !=
+			    le16_to_cpu(priv->staging_rxon.channel)) {
+				channel = priv->channel_info[i].channel;
+				ch_info = iwl_get_channel_info(priv,
+					band, channel);
+				if (is_channel_valid(ch_info))
+					break;
+			}
+		}
+	} else {
+		for (i = 0; i < 14; i++) {
+			if (priv->channel_info[i].channel !=
+			    le16_to_cpu(priv->staging_rxon.channel)) {
+					channel =
+						priv->channel_info[i].channel;
+					ch_info = iwl_get_channel_info(priv,
+						band, channel);
+					if (is_channel_valid(ch_info))
+						break;
+			}
+		}
+	}
+
+	return channel;
+}
+EXPORT_SYMBOL(iwl_get_single_channel_number);
+
 /**
  * iwl_set_rxon_channel - Set the phymode and channel values in staging RXON
  * @phymode: MODE_IEEE80211A sets to 5.2GHz; all else set to 2.4GHz
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index 7e5a5ba..31775bd 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -343,6 +343,8 @@
 int iwl_full_rxon_required(struct iwl_priv *priv);
 void iwl_set_rxon_chain(struct iwl_priv *priv);
 int iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch);
+u8 iwl_get_single_channel_number(struct iwl_priv *priv,
+				  enum ieee80211_band band);
 void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
 u8 iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
 			 struct ieee80211_sta_ht_cap *sta_ht_inf);
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 3e5bffb..6c353ca 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -1844,6 +1844,49 @@
 #endif
 }
 
+static int iwl3945_get_single_channel_for_scan(struct iwl_priv *priv,
+					       struct ieee80211_vif *vif,
+					       enum ieee80211_band band,
+					       struct iwl3945_scan_channel *scan_ch)
+{
+	const struct ieee80211_supported_band *sband;
+	u16 passive_dwell = 0;
+	u16 active_dwell = 0;
+	int added = 0;
+	u8 channel = 0;
+
+	sband = iwl_get_hw_mode(priv, band);
+	if (!sband) {
+		IWL_ERR(priv, "invalid band\n");
+		return added;
+	}
+
+	active_dwell = iwl_get_active_dwell_time(priv, band, 0);
+	passive_dwell = iwl_get_passive_dwell_time(priv, band, vif);
+
+	if (passive_dwell <= active_dwell)
+		passive_dwell = active_dwell + 1;
+
+
+	channel = iwl_get_single_channel_number(priv, band);
+
+	if (channel) {
+		scan_ch->channel = channel;
+		scan_ch->type = 0;	/* passive */
+		scan_ch->active_dwell = cpu_to_le16(active_dwell);
+		scan_ch->passive_dwell = cpu_to_le16(passive_dwell);
+		/* Set txpower levels to defaults */
+		scan_ch->tpc.dsp_atten = 110;
+		if (band == IEEE80211_BAND_5GHZ)
+			scan_ch->tpc.tx_gain = ((1 << 5) | (3 << 3)) | 3;
+		else
+			scan_ch->tpc.tx_gain = ((1 << 5) | (5 << 3));
+		added++;
+	} else
+		IWL_ERR(priv, "no valid channel found\n");
+	return added;
+}
+
 static int iwl3945_get_channels_for_scan(struct iwl_priv *priv,
 					 enum ieee80211_band band,
 				     u8 is_active, u8 n_probes,
@@ -2992,9 +3035,16 @@
 	/* select Rx antennas */
 	scan->flags |= iwl3945_get_antenna_flags(priv);
 
-	scan->channel_count =
-		iwl3945_get_channels_for_scan(priv, band, is_active, n_probes,
-			(void *)&scan->data[le16_to_cpu(scan->tx_cmd.len)], vif);
+	if (priv->is_internal_short_scan) {
+		scan->channel_count =
+			iwl3945_get_single_channel_for_scan(priv, vif, band,
+				(void *)&scan->data[le16_to_cpu(
+				scan->tx_cmd.len)]);
+	} else {
+		scan->channel_count =
+			iwl3945_get_channels_for_scan(priv, band, is_active, n_probes,
+				(void *)&scan->data[le16_to_cpu(scan->tx_cmd.len)], vif);
+	}
 
 	if (scan->channel_count == 0) {
 		IWL_DEBUG_SCAN(priv, "channel count %d\n", scan->channel_count);
diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c
index d5b197b..7307325 100644
--- a/drivers/net/wireless/p54/p54usb.c
+++ b/drivers/net/wireless/p54/p54usb.c
@@ -80,6 +80,7 @@
 	{USB_DEVICE(0x1413, 0x5400)},   /* Telsey 802.11g USB2.0 Adapter */
 	{USB_DEVICE(0x1435, 0x0427)},	/* Inventel UR054G */
 	{USB_DEVICE(0x2001, 0x3704)},	/* DLink DWL-G122 rev A2 */
+	{USB_DEVICE(0x413c, 0x5513)},	/* Dell WLA3310 USB Wireless Adapter */
 	{USB_DEVICE(0x413c, 0x8102)},	/* Spinnaker DUT */
 	{USB_DEVICE(0x413c, 0x8104)},	/* Cohiba Proto board */
 	{}
diff --git a/drivers/net/wireless/wl12xx/wl1251_sdio.c b/drivers/net/wireless/wl12xx/wl1251_sdio.c
index d234285..c561332 100644
--- a/drivers/net/wireless/wl12xx/wl1251_sdio.c
+++ b/drivers/net/wireless/wl12xx/wl1251_sdio.c
@@ -259,6 +259,7 @@
 	sdio_disable_func(func);
 release:
 	sdio_release_host(func);
+	wl1251_free_hw(wl);
 	return ret;
 }
 
diff --git a/drivers/pci/hotplug/cpqphp_core.c b/drivers/pci/hotplug/cpqphp_core.c
index b3e5580..4952c3b 100644
--- a/drivers/pci/hotplug/cpqphp_core.c
+++ b/drivers/pci/hotplug/cpqphp_core.c
@@ -828,7 +828,14 @@
 			pci_name(pdev), err);
 		return err;
 	}
+
 	bus = pdev->subordinate;
+	if (!bus) {
+		dev_notice(&pdev->dev, "the device is not a bridge, "
+				"skipping\n");
+		rc = -ENODEV;
+		goto err_disable_device;
+	}
 
 	/* Need to read VID early b/c it's used to differentiate CPQ and INTC
 	 * discovery
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index afd2fbf..c9957f6 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -1035,39 +1035,6 @@
 	return retval;
 }
 
-static void pci_remove_slot_links(struct pci_dev *dev)
-{
-	char func[10];
-	struct pci_slot *slot;
-
-	sysfs_remove_link(&dev->dev.kobj, "slot");
-	list_for_each_entry(slot, &dev->bus->slots, list) {
-		if (slot->number != PCI_SLOT(dev->devfn))
-			continue;
-		snprintf(func, 10, "function%d", PCI_FUNC(dev->devfn));
-		sysfs_remove_link(&slot->kobj, func);
-	}
-}
-
-static int pci_create_slot_links(struct pci_dev *dev)
-{
-	int result = 0;
-	char func[10];
-	struct pci_slot *slot;
-
-	list_for_each_entry(slot, &dev->bus->slots, list) {
-		if (slot->number != PCI_SLOT(dev->devfn))
-			continue;
-		result = sysfs_create_link(&dev->dev.kobj, &slot->kobj, "slot");
-		if (result)
-			goto out;
-		snprintf(func, 10, "function%d", PCI_FUNC(dev->devfn));
-		result = sysfs_create_link(&slot->kobj, &dev->dev.kobj, func);
-	}
-out:
-	return result;
-}
-
 int __must_check pci_create_sysfs_dev_files (struct pci_dev *pdev)
 {
 	int retval;
@@ -1130,8 +1097,6 @@
 	if (retval)
 		goto err_vga_file;
 
-	pci_create_slot_links(pdev);
-
 	return 0;
 
 err_vga_file:
@@ -1181,8 +1146,6 @@
 	if (!sysfs_initialized)
 		return;
 
-	pci_remove_slot_links(pdev);
-
 	pci_remove_capabilities_sysfs(pdev);
 
 	if (pdev->cfg_size < PCI_CFG_SPACE_EXP_SIZE)
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
index 17bed18..92379e2 100644
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -97,16 +97,16 @@
 
 	root = pci_find_parent_resource(dev, res);
 	if (!root) {
-		dev_err(&dev->dev, "no compatible bridge window for %pR\n",
-			res);
+		dev_info(&dev->dev, "no compatible bridge window for %pR\n",
+			 res);
 		return -EINVAL;
 	}
 
 	conflict = request_resource_conflict(root, res);
 	if (conflict) {
-		dev_err(&dev->dev,
-			"address space collision: %pR conflicts with %s %pR\n",
-			res, conflict->name, conflict);
+		dev_info(&dev->dev,
+			 "address space collision: %pR conflicts with %s %pR\n",
+			 res, conflict->name, conflict);
 		return -EBUSY;
 	}
 
diff --git a/drivers/pci/slot.c b/drivers/pci/slot.c
index e0189cf..659eaa0f 100644
--- a/drivers/pci/slot.c
+++ b/drivers/pci/slot.c
@@ -97,50 +97,6 @@
 	return bus_speed_read(slot->bus->cur_bus_speed, buf);
 }
 
-static void remove_sysfs_files(struct pci_slot *slot)
-{
-	char func[10];
-	struct list_head *tmp;
-
-	list_for_each(tmp, &slot->bus->devices) {
-		struct pci_dev *dev = pci_dev_b(tmp);
-		if (PCI_SLOT(dev->devfn) != slot->number)
-			continue;
-		sysfs_remove_link(&dev->dev.kobj, "slot");
-
-		snprintf(func, 10, "function%d", PCI_FUNC(dev->devfn));
-		sysfs_remove_link(&slot->kobj, func);
-	}
-}
-
-static int create_sysfs_files(struct pci_slot *slot)
-{
-	int result;
-	char func[10];
-	struct list_head *tmp;
-
-	list_for_each(tmp, &slot->bus->devices) {
-		struct pci_dev *dev = pci_dev_b(tmp);
-		if (PCI_SLOT(dev->devfn) != slot->number)
-			continue;
-
-		result = sysfs_create_link(&dev->dev.kobj, &slot->kobj, "slot");
-		if (result)
-			goto fail;
-
-		snprintf(func, 10, "function%d", PCI_FUNC(dev->devfn));
-		result = sysfs_create_link(&slot->kobj, &dev->dev.kobj, func);
-		if (result)
-			goto fail;
-	}
-
-	return 0;
-
-fail:
-	remove_sysfs_files(slot);
-	return result;
-}
-
 static void pci_slot_release(struct kobject *kobj)
 {
 	struct pci_dev *dev;
@@ -153,8 +109,6 @@
 		if (PCI_SLOT(dev->devfn) == slot->number)
 			dev->slot = NULL;
 
-	remove_sysfs_files(slot);
-
 	list_del(&slot->list);
 
 	kfree(slot);
@@ -346,8 +300,6 @@
 	INIT_LIST_HEAD(&slot->list);
 	list_add(&slot->list, &parent->slots);
 
-	create_sysfs_files(slot);
-
 	list_for_each_entry(dev, &parent->devices, bus_list)
 		if (PCI_SLOT(dev->devfn) == slot_nr)
 			dev->slot = slot;
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 7ef7ade..9fc3398 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -671,6 +671,7 @@
 		if (old_funcs != new_funcs) {
 			/* we need to re-start */
 			pcmcia_card_remove(s, NULL);
+			s->functions = 0;
 			pcmcia_card_add(s);
 		}
 	}
diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c
index 424e576..f1d4137 100644
--- a/drivers/pcmcia/yenta_socket.c
+++ b/drivers/pcmcia/yenta_socket.c
@@ -880,6 +880,12 @@
 		.restore_state	= ti_restore_state,
 		.sock_init	= ti_init,
 	},
+	[CARDBUS_TYPE_ENE]	= {
+		.override	= ene_override,
+		.save_state	= ti_save_state,
+		.restore_state	= ti_restore_state,
+		.sock_init	= ti_init,
+	},
 #endif
 #ifdef CONFIG_YENTA_RICOH
 	[CARDBUS_TYPE_RICOH]	= {
@@ -902,14 +908,6 @@
 		.restore_state	= o2micro_restore_state,
 	},
 #endif
-#ifdef CONFIG_YENTA_TI
-	[CARDBUS_TYPE_ENE]	= {
-		.override	= ene_override,
-		.save_state	= ti_save_state,
-		.restore_state	= ti_restore_state,
-		.sock_init	= ti_init,
-	},
-#endif
 };
 
 
@@ -975,7 +973,7 @@
 /* probes the PCI interrupt, use only on override functions */
 static int yenta_probe_cb_irq(struct yenta_socket *socket)
 {
-	u8 reg;
+	u8 reg = 0;
 
 	if (!socket->cb_irq)
 		return -1;
@@ -989,7 +987,8 @@
 	}
 
 	/* generate interrupt, wait */
-	reg = exca_readb(socket, I365_CSCINT);
+	if (!socket->dev->irq)
+		reg = exca_readb(socket, I365_CSCINT);
 	exca_writeb(socket, I365_CSCINT, reg | I365_CSC_STSCHG);
 	cb_writel(socket, CB_SOCKET_EVENT, -1);
 	cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK);
diff --git a/drivers/s390/cio/itcw.c b/drivers/s390/cio/itcw.c
index 17da9ab..a0ae295 100644
--- a/drivers/s390/cio/itcw.c
+++ b/drivers/s390/cio/itcw.c
@@ -42,7 +42,7 @@
  * size_t size;
  *
  * size = itcw_calc_size(1, 2, 0);
- * buffer = kmalloc(size, GFP_DMA);
+ * buffer = kmalloc(size, GFP_KERNEL | GFP_DMA);
  * if (!buffer)
  *	return -ENOMEM;
  * itcw = itcw_init(buffer, size, ITCW_OP_READ, 1, 2, 0);
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index 0f41c91..df5b6b9 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -637,7 +637,7 @@
 };
 
 static struct miscdevice vhost_net_misc = {
-	VHOST_NET_MINOR,
+	MISC_DYNAMIC_MINOR,
 	"vhost-net",
 	&vhost_net_fops,
 };
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 7346c96..99d6af8 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -706,8 +706,13 @@
  * @bdev is about to be opened exclusively.  Check @bdev can be opened
  * exclusively and mark that an exclusive open is in progress.  Each
  * successful call to this function must be matched with a call to
- * either bd_claim() or bd_abort_claiming().  If this function
- * succeeds, the matching bd_claim() is guaranteed to succeed.
+ * either bd_finish_claiming() or bd_abort_claiming() (which do not
+ * fail).
+ *
+ * This function is used to gain exclusive access to the block device
+ * without actually causing other exclusive open attempts to fail. It
+ * should be used when the open sequence itself requires exclusive
+ * access but may subsequently fail.
  *
  * CONTEXT:
  * Might sleep.
@@ -734,6 +739,7 @@
 		return ERR_PTR(-ENXIO);
 
 	whole = bdget_disk(disk, 0);
+	module_put(disk->fops->owner);
 	put_disk(disk);
 	if (!whole)
 		return ERR_PTR(-ENOMEM);
@@ -782,15 +788,46 @@
 	__bd_abort_claiming(whole, holder);		/* releases bdev_lock */
 }
 
+/* increment holders when we have a legitimate claim. requires bdev_lock */
+static void __bd_claim(struct block_device *bdev, struct block_device *whole,
+					void *holder)
+{
+	/* note that for a whole device bd_holders
+	 * will be incremented twice, and bd_holder will
+	 * be set to bd_claim before being set to holder
+	 */
+	whole->bd_holders++;
+	whole->bd_holder = bd_claim;
+	bdev->bd_holders++;
+	bdev->bd_holder = holder;
+}
+
+/**
+ * bd_finish_claiming - finish claiming a block device
+ * @bdev: block device of interest (passed to bd_start_claiming())
+ * @whole: whole block device returned by bd_start_claiming()
+ * @holder: holder trying to claim @bdev
+ *
+ * Finish a claiming block started by bd_start_claiming().
+ *
+ * CONTEXT:
+ * Grabs and releases bdev_lock.
+ */
+static void bd_finish_claiming(struct block_device *bdev,
+				struct block_device *whole, void *holder)
+{
+	spin_lock(&bdev_lock);
+	BUG_ON(!bd_may_claim(bdev, whole, holder));
+	__bd_claim(bdev, whole, holder);
+	__bd_abort_claiming(whole, holder); /* not actually an abort */
+}
+
 /**
  * bd_claim - claim a block device
  * @bdev: block device to claim
  * @holder: holder trying to claim @bdev
  *
- * Try to claim @bdev which must have been opened successfully.  This
- * function may be called with or without preceding
- * blk_start_claiming().  In the former case, this function is always
- * successful and terminates the claiming block.
+ * Try to claim @bdev which must have been opened successfully.
  *
  * CONTEXT:
  * Might sleep.
@@ -806,23 +843,10 @@
 	might_sleep();
 
 	spin_lock(&bdev_lock);
-
 	res = bd_prepare_to_claim(bdev, whole, holder);
-	if (res == 0) {
-		/* note that for a whole device bd_holders
-		 * will be incremented twice, and bd_holder will
-		 * be set to bd_claim before being set to holder
-		 */
-		whole->bd_holders++;
-		whole->bd_holder = bd_claim;
-		bdev->bd_holders++;
-		bdev->bd_holder = holder;
-	}
-
-	if (whole->bd_claiming)
-		__bd_abort_claiming(whole, holder);	/* releases bdev_lock */
-	else
-		spin_unlock(&bdev_lock);
+	if (res == 0)
+		__bd_claim(bdev, whole, holder);
+	spin_unlock(&bdev_lock);
 
 	return res;
 }
@@ -1476,7 +1500,7 @@
 
 	if (whole) {
 		if (res == 0)
-			BUG_ON(bd_claim(bdev, filp) != 0);
+			bd_finish_claiming(bdev, whole, filp);
 		else
 			bd_abort_claiming(whole, filp);
 	}
@@ -1712,7 +1736,7 @@
 	if ((mode & FMODE_WRITE) && bdev_read_only(bdev))
 		goto out_blkdev_put;
 
-	BUG_ON(bd_claim(bdev, holder) != 0);
+	bd_finish_claiming(bdev, whole, holder);
 	return bdev;
 
 out_blkdev_put:
diff --git a/fs/btrfs/acl.c b/fs/btrfs/acl.c
index 8d432cd..2222d16 100644
--- a/fs/btrfs/acl.c
+++ b/fs/btrfs/acl.c
@@ -60,6 +60,8 @@
 		size = __btrfs_getxattr(inode, name, value, size);
 		if (size > 0) {
 			acl = posix_acl_from_xattr(value, size);
+			if (IS_ERR(acl))
+				return acl;
 			set_cached_acl(inode, type, acl);
 		}
 		kfree(value);
@@ -160,6 +162,12 @@
 	int ret;
 	struct posix_acl *acl = NULL;
 
+	if (!is_owner_or_cap(dentry->d_inode))
+		return -EPERM;
+
+	if (!IS_POSIXACL(dentry->d_inode))
+		return -EOPNOTSUPP;
+
 	if (value) {
 		acl = posix_acl_from_xattr(value, size);
 		if (acl == NULL) {
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index f3b287c..34f7c37 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1941,8 +1941,11 @@
 		     btrfs_level_size(tree_root,
 				      btrfs_super_log_root_level(disk_super));
 
-		log_tree_root = kzalloc(sizeof(struct btrfs_root),
-						      GFP_NOFS);
+		log_tree_root = kzalloc(sizeof(struct btrfs_root), GFP_NOFS);
+		if (!log_tree_root) {
+			err = -ENOMEM;
+			goto fail_trans_kthread;
+		}
 
 		__setup_root(nodesize, leafsize, sectorsize, stripesize,
 			     log_tree_root, fs_info, BTRFS_TREE_LOG_OBJECTID);
@@ -1982,6 +1985,10 @@
 	fs_info->fs_root = btrfs_read_fs_root_no_name(fs_info, &location);
 	if (!fs_info->fs_root)
 		goto fail_trans_kthread;
+	if (IS_ERR(fs_info->fs_root)) {
+		err = PTR_ERR(fs_info->fs_root);
+		goto fail_trans_kthread;
+	}
 
 	if (!(sb->s_flags & MS_RDONLY)) {
 		down_read(&fs_info->cleanup_work_sem);
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index b9080d7..32d0940 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -4360,7 +4360,8 @@
 
 	block_rsv = get_block_rsv(trans, root);
 	cache = btrfs_lookup_block_group(root->fs_info, buf->start);
-	BUG_ON(block_rsv->space_info != cache->space_info);
+	if (block_rsv->space_info != cache->space_info)
+		goto out;
 
 	if (btrfs_header_generation(buf) == trans->transid) {
 		if (root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID) {
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 787b50a..e354c33 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -1140,7 +1140,7 @@
 	/*
 	 * ok we haven't committed the transaction yet, lets do a commit
 	 */
-	if (file && file->private_data)
+	if (file->private_data)
 		btrfs_ioctl_trans_end(file);
 
 	trans = btrfs_start_transaction(root, 0);
@@ -1190,14 +1190,22 @@
 
 static int btrfs_file_mmap(struct file	*filp, struct vm_area_struct *vma)
 {
-	vma->vm_ops = &btrfs_file_vm_ops;
+	struct address_space *mapping = filp->f_mapping;
+
+	if (!mapping->a_ops->readpage)
+		return -ENOEXEC;
+
 	file_accessed(filp);
+	vma->vm_ops = &btrfs_file_vm_ops;
+	vma->vm_flags |= VM_CAN_NONLINEAR;
+
 	return 0;
 }
 
 const struct file_operations btrfs_file_operations = {
 	.llseek		= generic_file_llseek,
 	.read		= do_sync_read,
+	.write		= do_sync_write,
 	.aio_read       = generic_file_aio_read,
 	.splice_read	= generic_file_splice_read,
 	.aio_write	= btrfs_file_aio_write,
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index fa6ccc1..1bff92a 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -2673,7 +2673,7 @@
 	struct extent_buffer *eb;
 	int level;
 	int ret;
-	u64 refs;
+	u64 refs = 1;
 
 	for (level = 0; level < BTRFS_MAX_LEVEL; level++) {
 		if (!path->nodes[level])
@@ -6884,7 +6884,7 @@
 		if (em->block_start == EXTENT_MAP_HOLE ||
 		    (cur_offset >= inode->i_size &&
 		     !test_bit(EXTENT_FLAG_PREALLOC, &em->flags))) {
-			ret = btrfs_prealloc_file_range(inode, 0, cur_offset,
+			ret = btrfs_prealloc_file_range(inode, mode, cur_offset,
 							last_byte - cur_offset,
 							1 << inode->i_blkbits,
 							offset + len,
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 4cdb98c..4dbaf89 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -1280,7 +1280,7 @@
 	trans = btrfs_start_transaction(root, 0);
 	if (IS_ERR(trans)) {
 		err = PTR_ERR(trans);
-		goto out;
+		goto out_up_write;
 	}
 	trans->block_rsv = &root->fs_info->global_block_rsv;
 
@@ -1845,7 +1845,7 @@
 	dir_id = btrfs_super_root_dir(&root->fs_info->super_copy);
 	di = btrfs_lookup_dir_item(trans, root->fs_info->tree_root, path,
 				   dir_id, "default", 7, 1);
-	if (!di) {
+	if (IS_ERR_OR_NULL(di)) {
 		btrfs_free_path(path);
 		btrfs_end_transaction(trans, root);
 		printk(KERN_ERR "Umm, you don't have the default dir item, "
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 05d41e5..b37d723 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -784,16 +784,17 @@
 				struct btrfs_extent_ref_v0 *ref0;
 				ref0 = btrfs_item_ptr(eb, path1->slots[0],
 						struct btrfs_extent_ref_v0);
-				root = find_tree_root(rc, eb, ref0);
-				if (!root->ref_cows)
-					cur->cowonly = 1;
 				if (key.objectid == key.offset) {
+					root = find_tree_root(rc, eb, ref0);
 					if (root && !should_ignore_root(root))
 						cur->root = root;
 					else
 						list_add(&cur->list, &useless);
 					break;
 				}
+				if (is_cowonly_root(btrfs_ref_root_v0(eb,
+								      ref0)))
+					cur->cowonly = 1;
 			}
 #else
 		BUG_ON(key.type == BTRFS_EXTENT_REF_V0_KEY);
diff --git a/fs/btrfs/root-tree.c b/fs/btrfs/root-tree.c
index b91ccd9..2d958be 100644
--- a/fs/btrfs/root-tree.c
+++ b/fs/btrfs/root-tree.c
@@ -330,7 +330,6 @@
 {
 	struct btrfs_path *path;
 	int ret;
-	u32 refs;
 	struct btrfs_root_item *ri;
 	struct extent_buffer *leaf;
 
@@ -344,8 +343,6 @@
 	leaf = path->nodes[0];
 	ri = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_root_item);
 
-	refs = btrfs_disk_root_refs(leaf, ri);
-	BUG_ON(refs != 0);
 	ret = btrfs_del_item(trans, root, path);
 out:
 	btrfs_free_path(path);
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index d34b2df..f2393b3 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -360,6 +360,8 @@
 	 */
 	dir_id = btrfs_super_root_dir(&root->fs_info->super_copy);
 	di = btrfs_lookup_dir_item(NULL, root, path, dir_id, "default", 7, 0);
+	if (IS_ERR(di))
+		return ERR_CAST(di);
 	if (!di) {
 		/*
 		 * Ok the default dir item isn't there.  This is weird since
@@ -390,8 +392,8 @@
 	location.offset = 0;
 
 	inode = btrfs_iget(sb, &location, new_root, &new);
-	if (!inode)
-		return ERR_PTR(-ENOMEM);
+	if (IS_ERR(inode))
+		return ERR_CAST(inode);
 
 	/*
 	 * If we're just mounting the root most subvol put the inode and return
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index ae3e3a3..619b616 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -981,6 +981,46 @@
 	return 0;
 }
 
+static void __queue_cap_release(struct ceph_mds_session *session,
+				u64 ino, u64 cap_id, u32 migrate_seq,
+				u32 issue_seq)
+{
+	struct ceph_msg *msg;
+	struct ceph_mds_cap_release *head;
+	struct ceph_mds_cap_item *item;
+
+	spin_lock(&session->s_cap_lock);
+	BUG_ON(!session->s_num_cap_releases);
+	msg = list_first_entry(&session->s_cap_releases,
+			       struct ceph_msg, list_head);
+
+	dout(" adding %llx release to mds%d msg %p (%d left)\n",
+	     ino, session->s_mds, msg, session->s_num_cap_releases);
+
+	BUG_ON(msg->front.iov_len + sizeof(*item) > PAGE_CACHE_SIZE);
+	head = msg->front.iov_base;
+	head->num = cpu_to_le32(le32_to_cpu(head->num) + 1);
+	item = msg->front.iov_base + msg->front.iov_len;
+	item->ino = cpu_to_le64(ino);
+	item->cap_id = cpu_to_le64(cap_id);
+	item->migrate_seq = cpu_to_le32(migrate_seq);
+	item->seq = cpu_to_le32(issue_seq);
+
+	session->s_num_cap_releases--;
+
+	msg->front.iov_len += sizeof(*item);
+	if (le32_to_cpu(head->num) == CEPH_CAPS_PER_RELEASE) {
+		dout(" release msg %p full\n", msg);
+		list_move_tail(&msg->list_head, &session->s_cap_releases_done);
+	} else {
+		dout(" release msg %p at %d/%d (%d)\n", msg,
+		     (int)le32_to_cpu(head->num),
+		     (int)CEPH_CAPS_PER_RELEASE,
+		     (int)msg->front.iov_len);
+	}
+	spin_unlock(&session->s_cap_lock);
+}
+
 /*
  * Queue cap releases when an inode is dropped from our cache.  Since
  * inode is about to be destroyed, there is no need for i_lock.
@@ -994,41 +1034,9 @@
 	while (p) {
 		struct ceph_cap *cap = rb_entry(p, struct ceph_cap, ci_node);
 		struct ceph_mds_session *session = cap->session;
-		struct ceph_msg *msg;
-		struct ceph_mds_cap_release *head;
-		struct ceph_mds_cap_item *item;
 
-		spin_lock(&session->s_cap_lock);
-		BUG_ON(!session->s_num_cap_releases);
-		msg = list_first_entry(&session->s_cap_releases,
-				       struct ceph_msg, list_head);
-
-		dout(" adding %p release to mds%d msg %p (%d left)\n",
-		     inode, session->s_mds, msg, session->s_num_cap_releases);
-
-		BUG_ON(msg->front.iov_len + sizeof(*item) > PAGE_CACHE_SIZE);
-		head = msg->front.iov_base;
-		head->num = cpu_to_le32(le32_to_cpu(head->num) + 1);
-		item = msg->front.iov_base + msg->front.iov_len;
-		item->ino = cpu_to_le64(ceph_ino(inode));
-		item->cap_id = cpu_to_le64(cap->cap_id);
-		item->migrate_seq = cpu_to_le32(cap->mseq);
-		item->seq = cpu_to_le32(cap->issue_seq);
-
-		session->s_num_cap_releases--;
-
-		msg->front.iov_len += sizeof(*item);
-		if (le32_to_cpu(head->num) == CEPH_CAPS_PER_RELEASE) {
-			dout(" release msg %p full\n", msg);
-			list_move_tail(&msg->list_head,
-				       &session->s_cap_releases_done);
-		} else {
-			dout(" release msg %p at %d/%d (%d)\n", msg,
-			     (int)le32_to_cpu(head->num),
-			     (int)CEPH_CAPS_PER_RELEASE,
-			     (int)msg->front.iov_len);
-		}
-		spin_unlock(&session->s_cap_lock);
+		__queue_cap_release(session, ceph_ino(inode), cap->cap_id,
+				    cap->mseq, cap->issue_seq);
 		p = rb_next(p);
 		__ceph_remove_cap(cap);
 	}
@@ -2655,7 +2663,7 @@
 	struct ceph_mds_caps *h;
 	int mds = session->s_mds;
 	int op;
-	u32 seq;
+	u32 seq, mseq;
 	struct ceph_vino vino;
 	u64 cap_id;
 	u64 size, max_size;
@@ -2675,6 +2683,7 @@
 	vino.snap = CEPH_NOSNAP;
 	cap_id = le64_to_cpu(h->cap_id);
 	seq = le32_to_cpu(h->seq);
+	mseq = le32_to_cpu(h->migrate_seq);
 	size = le64_to_cpu(h->size);
 	max_size = le64_to_cpu(h->max_size);
 
@@ -2689,6 +2698,18 @@
 	     vino.snap, inode);
 	if (!inode) {
 		dout(" i don't have ino %llx\n", vino.ino);
+
+		if (op == CEPH_CAP_OP_IMPORT)
+			__queue_cap_release(session, vino.ino, cap_id,
+					    mseq, seq);
+
+		/*
+		 * send any full release message to try to move things
+		 * along for the mds (who clearly thinks we still have this
+		 * cap).
+		 */
+		ceph_add_cap_releases(mdsc, session, -1);
+		ceph_send_cap_releases(mdsc, session);
 		goto done;
 	}
 
@@ -2714,7 +2735,7 @@
 	spin_lock(&inode->i_lock);
 	cap = __get_cap_for_mds(ceph_inode(inode), mds);
 	if (!cap) {
-		dout("no cap on %p ino %llx.%llx from mds%d, releasing\n",
+		dout(" no cap on %p ino %llx.%llx from mds%d\n",
 		     inode, ceph_ino(inode), ceph_snap(inode), mds);
 		spin_unlock(&inode->i_lock);
 		goto done;
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 226f5a5..ab47f46 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -827,7 +827,7 @@
 
 	spin_lock(&dcache_lock);
 	spin_lock(&dn->d_lock);
-	list_move_tail(&dir->d_subdirs, &dn->d_u.d_child);
+	list_move(&dn->d_u.d_child, &dir->d_subdirs);
 	dout("set_dentry_offset %p %lld (%p %p)\n", dn, di->offset,
 	     dn->d_u.d_child.prev, dn->d_u.d_child.next);
 	spin_unlock(&dn->d_lock);
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index b49f128..1766947 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -1066,9 +1066,9 @@
  *
  * Called under s_mutex.
  */
-static int add_cap_releases(struct ceph_mds_client *mdsc,
-			    struct ceph_mds_session *session,
-			    int extra)
+int ceph_add_cap_releases(struct ceph_mds_client *mdsc,
+			  struct ceph_mds_session *session,
+			  int extra)
 {
 	struct ceph_msg *msg;
 	struct ceph_mds_cap_release *head;
@@ -1176,8 +1176,8 @@
 /*
  * called under s_mutex
  */
-static void send_cap_releases(struct ceph_mds_client *mdsc,
-		       struct ceph_mds_session *session)
+void ceph_send_cap_releases(struct ceph_mds_client *mdsc,
+			    struct ceph_mds_session *session)
 {
 	struct ceph_msg *msg;
 
@@ -1980,7 +1980,7 @@
 	}
 	mutex_unlock(&mdsc->mutex);
 
-	add_cap_releases(mdsc, req->r_session, -1);
+	ceph_add_cap_releases(mdsc, req->r_session, -1);
 	mutex_unlock(&session->s_mutex);
 
 	/* kick calling process */
@@ -2433,6 +2433,7 @@
 	struct ceph_dentry_info *di;
 	int mds = session->s_mds;
 	struct ceph_mds_lease *h = msg->front.iov_base;
+	u32 seq;
 	struct ceph_vino vino;
 	int mask;
 	struct qstr dname;
@@ -2446,6 +2447,7 @@
 	vino.ino = le64_to_cpu(h->ino);
 	vino.snap = CEPH_NOSNAP;
 	mask = le16_to_cpu(h->mask);
+	seq = le32_to_cpu(h->seq);
 	dname.name = (void *)h + sizeof(*h) + sizeof(u32);
 	dname.len = msg->front.iov_len - sizeof(*h) - sizeof(u32);
 	if (dname.len != get_unaligned_le32(h+1))
@@ -2456,8 +2458,9 @@
 
 	/* lookup inode */
 	inode = ceph_find_inode(sb, vino);
-	dout("handle_lease '%s', mask %d, ino %llx %p\n",
-	     ceph_lease_op_name(h->action), mask, vino.ino, inode);
+	dout("handle_lease %s, mask %d, ino %llx %p %.*s\n",
+	     ceph_lease_op_name(h->action), mask, vino.ino, inode,
+	     dname.len, dname.name);
 	if (inode == NULL) {
 		dout("handle_lease no inode %llx\n", vino.ino);
 		goto release;
@@ -2482,7 +2485,8 @@
 	switch (h->action) {
 	case CEPH_MDS_LEASE_REVOKE:
 		if (di && di->lease_session == session) {
-			h->seq = cpu_to_le32(di->lease_seq);
+			if (ceph_seq_cmp(di->lease_seq, seq) > 0)
+				h->seq = cpu_to_le32(di->lease_seq);
 			__ceph_mdsc_drop_dentry_lease(dentry);
 		}
 		release = 1;
@@ -2496,7 +2500,7 @@
 			unsigned long duration =
 				le32_to_cpu(h->duration_ms) * HZ / 1000;
 
-			di->lease_seq = le32_to_cpu(h->seq);
+			di->lease_seq = seq;
 			dentry->d_time = di->lease_renew_from + duration;
 			di->lease_renew_after = di->lease_renew_from +
 				(duration >> 1);
@@ -2686,10 +2690,10 @@
 			send_renew_caps(mdsc, s);
 		else
 			ceph_con_keepalive(&s->s_con);
-		add_cap_releases(mdsc, s, -1);
+		ceph_add_cap_releases(mdsc, s, -1);
 		if (s->s_state == CEPH_MDS_SESSION_OPEN ||
 		    s->s_state == CEPH_MDS_SESSION_HUNG)
-			send_cap_releases(mdsc, s);
+			ceph_send_cap_releases(mdsc, s);
 		mutex_unlock(&s->s_mutex);
 		ceph_put_mds_session(s);
 
diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h
index d9936c4..b292fa4 100644
--- a/fs/ceph/mds_client.h
+++ b/fs/ceph/mds_client.h
@@ -322,6 +322,12 @@
 	kref_put(&req->r_kref, ceph_mdsc_release_request);
 }
 
+extern int ceph_add_cap_releases(struct ceph_mds_client *mdsc,
+				 struct ceph_mds_session *session,
+				 int extra);
+extern void ceph_send_cap_releases(struct ceph_mds_client *mdsc,
+				   struct ceph_mds_session *session);
+
 extern void ceph_mdsc_pre_umount(struct ceph_mds_client *mdsc);
 
 extern char *ceph_mdsc_build_path(struct dentry *dentry, int *plen, u64 *base,
diff --git a/fs/ceph/mon_client.c b/fs/ceph/mon_client.c
index 21c62e9..07a5399 100644
--- a/fs/ceph/mon_client.c
+++ b/fs/ceph/mon_client.c
@@ -400,6 +400,8 @@
 		ceph_msg_put(req->reply);
 	if (req->request)
 		ceph_msg_put(req->request);
+
+	kfree(req);
 }
 
 static void put_generic_request(struct ceph_mon_generic_request *req)
diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index 4e0bee2..fa87f51 100644
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -89,7 +89,7 @@
 
 	buf->f_files = le64_to_cpu(st.num_objects);
 	buf->f_ffree = -1;
-	buf->f_namelen = PATH_MAX;
+	buf->f_namelen = NAME_MAX;
 	buf->f_frsize = PAGE_CACHE_SIZE;
 
 	/* leave fsid little-endian, regardless of host endianness */
@@ -926,7 +926,7 @@
 /*
  * construct our own bdi so we can control readahead, etc.
  */
-static atomic_long_t bdi_seq = ATOMIC_INIT(0);
+static atomic_long_t bdi_seq = ATOMIC_LONG_INIT(0);
 
 static int ceph_register_bdi(struct super_block *sb, struct ceph_client *client)
 {
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 12f7109..4a27347 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -4122,8 +4122,8 @@
 	nfs4_lock_state();
 	nfs4_release_reclaim();
 	__nfs4_state_shutdown();
-	nfsd4_destroy_callback_queue();
 	nfs4_unlock_state();
+	nfsd4_destroy_callback_queue();
 }
 
 /*
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index ebbf3b6..3c11112 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -443,8 +443,7 @@
 	if (size_change)
 		put_write_access(inode);
 	if (!err)
-		if (EX_ISSYNC(fhp->fh_export))
-			write_inode_now(inode, 1);
+		commit_metadata(fhp);
 out:
 	return err;
 
diff --git a/fs/pipe.c b/fs/pipe.c
index 69c4c7c..279eef9 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -1145,13 +1145,20 @@
 	 * and adjust the indexes.
 	 */
 	if (pipe->nrbufs) {
-		const unsigned int tail = pipe->nrbufs & (pipe->buffers - 1);
-		const unsigned int head = pipe->nrbufs - tail;
+		unsigned int tail;
+		unsigned int head;
 
+		tail = pipe->curbuf + pipe->nrbufs;
+		if (tail < pipe->buffers)
+			tail = 0;
+		else
+			tail &= (pipe->buffers - 1);
+
+		head = pipe->nrbufs - tail;
 		if (head)
 			memcpy(bufs, pipe->bufs + pipe->curbuf, head * sizeof(struct pipe_buffer));
 		if (tail)
-			memcpy(bufs + head, pipe->bufs + pipe->curbuf, tail * sizeof(struct pipe_buffer));
+			memcpy(bufs + head, pipe->bufs, tail * sizeof(struct pipe_buffer));
 	}
 
 	pipe->curbuf = 0;
@@ -1208,12 +1215,13 @@
 		size = round_pipe_size(arg);
 		nr_pages = size >> PAGE_SHIFT;
 
+		ret = -EINVAL;
+		if (!nr_pages)
+			goto out;
+
 		if (!capable(CAP_SYS_RESOURCE) && size > pipe_max_size) {
 			ret = -EPERM;
 			goto out;
-		} else if (nr_pages < PAGE_SIZE) {
-			ret = -EINVAL;
-			goto out;
 		}
 		ret = pipe_set_size(pipe, nr_pages);
 		break;
diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index a0fa3bf..34640d6 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -1381,14 +1381,6 @@
 	if (!page_has_buffers(page))
 		create_empty_buffers(page, 1 << inode->i_blkbits, 0);
 
-
-	/*
-	 *  VM calculation for nr_to_write seems off.  Bump it way
-	 *  up, this gets simple streaming writes zippy again.
-	 *  To be reviewed again after Jens' writeback changes.
-	 */
-	wbc->nr_to_write *= 4;
-
 	/*
 	 * Convert delayed allocate, unwritten or unmapped space
 	 * to real space and flush out to disk.
diff --git a/include/drm/radeon_drm.h b/include/drm/radeon_drm.h
index 3ff9fc0..5347063 100644
--- a/include/drm/radeon_drm.h
+++ b/include/drm/radeon_drm.h
@@ -903,6 +903,7 @@
 #define RADEON_INFO_NUM_Z_PIPES 	0x02
 #define RADEON_INFO_ACCEL_WORKING	0x03
 #define RADEON_INFO_CRTC_FROM_ID	0x04
+#define RADEON_INFO_ACCEL_WORKING2	0x05
 
 struct drm_radeon_info {
 	uint32_t		request;
diff --git a/include/linux/miscdevice.h b/include/linux/miscdevice.h
index b631c46..f6c9b7d 100644
--- a/include/linux/miscdevice.h
+++ b/include/linux/miscdevice.h
@@ -3,6 +3,12 @@
 #include <linux/module.h>
 #include <linux/major.h>
 
+/*
+ *	These allocations are managed by device@lanana.org. If you use an
+ *	entry that is not in assigned your entry may well be moved and
+ *	reassigned, or set dynamic if a fixed value is not justified.
+ */
+
 #define PSMOUSE_MINOR		1
 #define MS_BUSMOUSE_MINOR	2
 #define ATIXL_BUSMOUSE_MINOR	3
@@ -30,7 +36,6 @@
 #define HPET_MINOR		228
 #define FUSE_MINOR		229
 #define KVM_MINOR		232
-#define VHOST_NET_MINOR		233
 #define BTRFS_MINOR		234
 #define AUTOFS_MINOR		235
 #define MISC_DYNAMIC_MINOR	255
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index bf243fc..f89e7fd 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -380,7 +380,10 @@
 	kmemcheck_bitfield_begin(flags2);
 	__u16			queue_mapping:16;
 #ifdef CONFIG_IPV6_NDISC_NODETYPE
-	__u8			ndisc_nodetype:2;
+	__u8			ndisc_nodetype:2,
+				deliver_no_wcard:1;
+#else
+	__u8			deliver_no_wcard:1;
 #endif
 	kmemcheck_bitfield_end(flags2);
 
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index f6413465..d63ef8f 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -56,15 +56,6 @@
 	unsigned for_reclaim:1;		/* Invoked from the page allocator */
 	unsigned range_cyclic:1;	/* range_start is cyclic */
 	unsigned more_io:1;		/* more io to be dispatched */
-	/*
-	 * write_cache_pages() won't update wbc->nr_to_write and
-	 * mapping->writeback_index if no_nrwrite_index_update
-	 * is set.  write_cache_pages() may write more than we
-	 * requested and we want to make sure nr_to_write and
-	 * writeback_index are updated in a consistent manner
-	 * so we use a single control to update them
-	 */
-	unsigned no_nrwrite_index_update:1;
 };
 
 /*
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index f5b1ba9..f3865c7 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -306,7 +306,6 @@
 		__field(	int,	pages_written		)
 		__field(	long,	pages_skipped		)
 		__field(	char,	more_io			)	
-		__field(	char,	no_nrwrite_index_update )
 		__field(       pgoff_t,	writeback_index		)
 	),
 
@@ -317,16 +316,14 @@
 		__entry->pages_written	= pages_written;
 		__entry->pages_skipped	= wbc->pages_skipped;
 		__entry->more_io	= wbc->more_io;
-		__entry->no_nrwrite_index_update = wbc->no_nrwrite_index_update;
 		__entry->writeback_index = inode->i_mapping->writeback_index;
 	),
 
-	TP_printk("dev %s ino %lu ret %d pages_written %d pages_skipped %ld more_io %d no_nrwrite_index_update %d writeback_index %lu",
+	TP_printk("dev %s ino %lu ret %d pages_written %d pages_skipped %ld more_io %d writeback_index %lu",
 		  jbd2_dev_to_name(__entry->dev),
 		  (unsigned long) __entry->ino, __entry->ret,
 		  __entry->pages_written, __entry->pages_skipped,
 		  __entry->more_io,
-		  __entry->no_nrwrite_index_update,
 		  (unsigned long) __entry->writeback_index)
 );
 
diff --git a/include/trace/events/signal.h b/include/trace/events/signal.h
index 814566c..17df434 100644
--- a/include/trace/events/signal.h
+++ b/include/trace/events/signal.h
@@ -10,7 +10,8 @@
 
 #define TP_STORE_SIGINFO(__entry, info)				\
 	do {							\
-		if (info == SEND_SIG_NOINFO) {			\
+		if (info == SEND_SIG_NOINFO ||			\
+		    info == SEND_SIG_FORCED) {			\
 			__entry->errno	= 0;			\
 			__entry->code	= SI_USER;		\
 		} else if (info == SEND_SIG_PRIV) {		\
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 31d6afe..ff86c55 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -1507,6 +1507,9 @@
 		divisor = nsec * frequency;
 	}
 
+	if (!divisor)
+		return dividend;
+
 	return div64_u64(dividend, divisor);
 }
 
@@ -1529,7 +1532,7 @@
 static void perf_adjust_period(struct perf_event *event, u64 nsec, u64 count)
 {
 	struct hw_perf_event *hwc = &event->hw;
-	u64 period, sample_period;
+	s64 period, sample_period;
 	s64 delta;
 
 	period = perf_calculate_period(event, nsec, count);
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 5fa63bd..bbd396a 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -835,7 +835,6 @@
 	pgoff_t done_index;
 	int cycled;
 	int range_whole = 0;
-	long nr_to_write = wbc->nr_to_write;
 
 	pagevec_init(&pvec, 0);
 	if (wbc->range_cyclic) {
@@ -852,7 +851,22 @@
 		if (wbc->range_start == 0 && wbc->range_end == LLONG_MAX)
 			range_whole = 1;
 		cycled = 1; /* ignore range_cyclic tests */
+
+		/*
+		 * If this is a data integrity sync, cap the writeback to the
+		 * current end of file. Any extension to the file that occurs
+		 * after this is a new write and we don't need to write those
+		 * pages out to fulfil our data integrity requirements. If we
+		 * try to write them out, we can get stuck in this scan until
+		 * the concurrent writer stops adding dirty pages and extending
+		 * EOF.
+		 */
+		if (wbc->sync_mode == WB_SYNC_ALL &&
+		    wbc->range_end == LLONG_MAX) {
+			end = i_size_read(mapping->host) >> PAGE_CACHE_SHIFT;
+		}
 	}
+
 retry:
 	done_index = index;
 	while (!done && (index <= end)) {
@@ -935,11 +949,10 @@
 					done = 1;
 					break;
 				}
- 			}
+			}
 
-			if (nr_to_write > 0) {
-				nr_to_write--;
-				if (nr_to_write == 0 &&
+			if (wbc->nr_to_write > 0) {
+				if (--wbc->nr_to_write == 0 &&
 				    wbc->sync_mode == WB_SYNC_NONE) {
 					/*
 					 * We stop writing back only if we are
@@ -970,11 +983,8 @@
 		end = writeback_index - 1;
 		goto retry;
 	}
-	if (!wbc->no_nrwrite_index_update) {
-		if (wbc->range_cyclic || (range_whole && nr_to_write > 0))
-			mapping->writeback_index = done_index;
-		wbc->nr_to_write = nr_to_write;
-	}
+	if (wbc->range_cyclic || (range_whole && wbc->nr_to_write > 0))
+		mapping->writeback_index = done_index;
 
 	return ret;
 }
diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c
index bd537fc..50f58f5f 100644
--- a/net/8021q/vlan_core.c
+++ b/net/8021q/vlan_core.c
@@ -12,7 +12,7 @@
 		return NET_RX_DROP;
 
 	if (skb_bond_should_drop(skb, ACCESS_ONCE(skb->dev->master)))
-		goto drop;
+		skb->deliver_no_wcard = 1;
 
 	skb->skb_iif = skb->dev->ifindex;
 	__vlan_hwaccel_put_tag(skb, vlan_tci);
@@ -84,7 +84,7 @@
 	struct sk_buff *p;
 
 	if (skb_bond_should_drop(skb, ACCESS_ONCE(skb->dev->master)))
-		goto drop;
+		skb->deliver_no_wcard = 1;
 
 	skb->skb_iif = skb->dev->ifindex;
 	__vlan_hwaccel_put_tag(skb, vlan_tci);
diff --git a/net/caif/cfrfml.c b/net/caif/cfrfml.c
index cd2830f..fd27b17 100644
--- a/net/caif/cfrfml.c
+++ b/net/caif/cfrfml.c
@@ -83,7 +83,7 @@
 	if (!cfsrvl_ready(service, &ret))
 		return ret;
 
-	if (!cfpkt_getlen(pkt) > CAIF_MAX_PAYLOAD_SIZE) {
+	if (cfpkt_getlen(pkt) > CAIF_MAX_PAYLOAD_SIZE) {
 		pr_err("CAIF: %s():Packet too large - size=%d\n",
 			__func__, cfpkt_getlen(pkt));
 		return -EOVERFLOW;
diff --git a/net/caif/cfveil.c b/net/caif/cfveil.c
index 0fd827f..e04f7d9 100644
--- a/net/caif/cfveil.c
+++ b/net/caif/cfveil.c
@@ -84,7 +84,7 @@
 		return ret;
 	caif_assert(layr->dn != NULL);
 	caif_assert(layr->dn->transmit != NULL);
-	if (!cfpkt_getlen(pkt) > CAIF_MAX_PAYLOAD_SIZE) {
+	if (cfpkt_getlen(pkt) > CAIF_MAX_PAYLOAD_SIZE) {
 		pr_warning("CAIF: %s(): Packet too large - size=%d\n",
 			   __func__, cfpkt_getlen(pkt));
 		return -EOVERFLOW;
diff --git a/net/core/dev.c b/net/core/dev.c
index d03470f..2b3bf53 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2253,11 +2253,9 @@
 	if (skb_rx_queue_recorded(skb)) {
 		u16 index = skb_get_rx_queue(skb);
 		if (unlikely(index >= dev->num_rx_queues)) {
-			if (net_ratelimit()) {
-				pr_warning("%s received packet on queue "
-					"%u, but number of RX queues is %u\n",
-					dev->name, index, dev->num_rx_queues);
-			}
+			WARN_ONCE(dev->num_rx_queues > 1, "%s received packet "
+				"on queue %u, but number of RX queues is %u\n",
+				dev->name, index, dev->num_rx_queues);
 			goto done;
 		}
 		rxqueue = dev->_rx + index;
@@ -2812,13 +2810,24 @@
 	if (!skb->skb_iif)
 		skb->skb_iif = skb->dev->ifindex;
 
+	/*
+	 * bonding note: skbs received on inactive slaves should only
+	 * be delivered to pkt handlers that are exact matches.  Also
+	 * the deliver_no_wcard flag will be set.  If packet handlers
+	 * are sensitive to duplicate packets these skbs will need to
+	 * be dropped at the handler.  The vlan accel path may have
+	 * already set the deliver_no_wcard flag.
+	 */
 	null_or_orig = NULL;
 	orig_dev = skb->dev;
 	master = ACCESS_ONCE(orig_dev->master);
-	if (master) {
-		if (skb_bond_should_drop(skb, master))
+	if (skb->deliver_no_wcard)
+		null_or_orig = orig_dev;
+	else if (master) {
+		if (skb_bond_should_drop(skb, master)) {
+			skb->deliver_no_wcard = 1;
 			null_or_orig = orig_dev; /* deliver only exact match */
-		else
+		} else
 			skb->dev = master;
 	}
 
diff --git a/net/core/gen_estimator.c b/net/core/gen_estimator.c
index cf8e703..785e527 100644
--- a/net/core/gen_estimator.c
+++ b/net/core/gen_estimator.c
@@ -107,6 +107,7 @@
 
 /* Protects against soft lockup during large deletion */
 static struct rb_root est_root = RB_ROOT;
+static DEFINE_SPINLOCK(est_tree_lock);
 
 static void est_timer(unsigned long arg)
 {
@@ -201,7 +202,6 @@
  *
  * Returns 0 on success or a negative error code.
  *
- * NOTE: Called under rtnl_mutex
  */
 int gen_new_estimator(struct gnet_stats_basic_packed *bstats,
 		      struct gnet_stats_rate_est *rate_est,
@@ -232,6 +232,7 @@
 	est->last_packets = bstats->packets;
 	est->avpps = rate_est->pps<<10;
 
+	spin_lock(&est_tree_lock);
 	if (!elist[idx].timer.function) {
 		INIT_LIST_HEAD(&elist[idx].list);
 		setup_timer(&elist[idx].timer, est_timer, idx);
@@ -242,6 +243,7 @@
 
 	list_add_rcu(&est->list, &elist[idx].list);
 	gen_add_node(est);
+	spin_unlock(&est_tree_lock);
 
 	return 0;
 }
@@ -261,13 +263,13 @@
  *
  * Removes the rate estimator specified by &bstats and &rate_est.
  *
- * NOTE: Called under rtnl_mutex
  */
 void gen_kill_estimator(struct gnet_stats_basic_packed *bstats,
 			struct gnet_stats_rate_est *rate_est)
 {
 	struct gen_estimator *e;
 
+	spin_lock(&est_tree_lock);
 	while ((e = gen_find_node(bstats, rate_est))) {
 		rb_erase(&e->node, &est_root);
 
@@ -278,6 +280,7 @@
 		list_del_rcu(&e->list);
 		call_rcu(&e->e_rcu, __gen_kill_estimator);
 	}
+	spin_unlock(&est_tree_lock);
 }
 EXPORT_SYMBOL(gen_kill_estimator);
 
@@ -312,8 +315,14 @@
 bool gen_estimator_active(const struct gnet_stats_basic_packed *bstats,
 			  const struct gnet_stats_rate_est *rate_est)
 {
+	bool res;
+
 	ASSERT_RTNL();
 
-	return gen_find_node(bstats, rate_est) != NULL;
+	spin_lock(&est_tree_lock);
+	res = gen_find_node(bstats, rate_est) != NULL;
+	spin_unlock(&est_tree_lock);
+
+	return res;
 }
 EXPORT_SYMBOL(gen_estimator_active);
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 2ad68da..1dacd7b 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -2170,7 +2170,7 @@
 	end_time = ktime_now();
 
 	pkt_dev->idle_acc += ktime_to_ns(ktime_sub(end_time, start_time));
-	pkt_dev->next_tx = ktime_add_ns(end_time, pkt_dev->delay);
+	pkt_dev->next_tx = ktime_add_ns(spin_until, pkt_dev->delay);
 }
 
 static inline void set_pkt_overhead(struct pktgen_dev *pkt_dev)
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 856123f..757f25eb 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -267,8 +267,10 @@
 {
 	struct mr_table *mrt, *next;
 
-	list_for_each_entry_safe(mrt, next, &net->ipv4.mr_tables, list)
+	list_for_each_entry_safe(mrt, next, &net->ipv4.mr_tables, list) {
+		list_del(&mrt->list);
 		kfree(mrt);
+	}
 	fib_rules_unregister(net->ipv4.mr_rules_ops);
 }
 #else
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index ce79929..03e62f9 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -483,7 +483,7 @@
 			      np->tclass, NULL, &fl, (struct rt6_info*)dst,
 			      MSG_DONTWAIT, np->dontfrag);
 	if (err) {
-		ICMP6_INC_STATS_BH(net, idev, ICMP6_MIB_OUTMSGS);
+		ICMP6_INC_STATS_BH(net, idev, ICMP6_MIB_OUTERRORS);
 		ip6_flush_pending_frames(sk);
 		goto out_put;
 	}
@@ -565,7 +565,7 @@
 				np->dontfrag);
 
 	if (err) {
-		ICMP6_INC_STATS_BH(net, idev, ICMP6_MIB_OUTMSGS);
+		ICMP6_INC_STATS_BH(net, idev, ICMP6_MIB_OUTERRORS);
 		ip6_flush_pending_frames(sk);
 		goto out_put;
 	}
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 073071f..66078da 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -120,7 +120,7 @@
 static void ipmr_expire_process(unsigned long arg);
 
 #ifdef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES
-#define ip6mr_for_each_table(mrt, met) \
+#define ip6mr_for_each_table(mrt, net) \
 	list_for_each_entry_rcu(mrt, &net->ipv6.mr6_tables, list)
 
 static struct mr6_table *ip6mr_get_table(struct net *net, u32 id)
@@ -254,8 +254,10 @@
 {
 	struct mr6_table *mrt, *next;
 
-	list_for_each_entry_safe(mrt, next, &net->ipv6.mr6_tables, list)
+	list_for_each_entry_safe(mrt, next, &net->ipv6.mr6_tables, list) {
+		list_del(&mrt->list);
 		ip6mr_free_table(mrt);
+	}
 	fib_rules_unregister(net->ipv6.mr6_rules_ops);
 }
 #else
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 59f1881..ab1622d 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -1356,7 +1356,10 @@
 		     IPV6_TLV_PADN, 0 };
 
 	/* we assume size > sizeof(ra) here */
-	skb = sock_alloc_send_skb(sk, size + LL_ALLOCATED_SPACE(dev), 1, &err);
+	size += LL_ALLOCATED_SPACE(dev);
+	/* limit our allocations to order-0 page */
+	size = min_t(int, size, SKB_MAX_ORDER(0, 0));
+	skb = sock_alloc_send_skb(sk, size, 1, &err);
 
 	if (!skb)
 		return NULL;
diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index 4f22713..9c1da08 100644
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -349,7 +349,7 @@
 				struct survey_info *survey)
 {
 	int ret = -EOPNOTSUPP;
-	if (local->ops->conf_tx)
+	if (local->ops->get_survey)
 		ret = local->ops->get_survey(&local->hw, idx, survey);
 	/* trace_drv_get_survey(local, idx, survey, ret); */
 	return ret;
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 0839c4e..f803f8b 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1692,14 +1692,52 @@
 			rma = ieee80211_rx_mgmt_disassoc(sdata, mgmt, skb->len);
 			break;
 		case IEEE80211_STYPE_ACTION:
-			if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT)
-				break;
+			switch (mgmt->u.action.category) {
+			case WLAN_CATEGORY_BACK: {
+				struct ieee80211_local *local = sdata->local;
+				int len = skb->len;
+				struct sta_info *sta;
 
-			ieee80211_sta_process_chanswitch(sdata,
-					&mgmt->u.action.u.chan_switch.sw_elem,
-					(void *)ifmgd->associated->priv,
-					rx_status->mactime);
-			break;
+				rcu_read_lock();
+				sta = sta_info_get(sdata, mgmt->sa);
+				if (!sta) {
+					rcu_read_unlock();
+					break;
+				}
+
+				local_bh_disable();
+
+				switch (mgmt->u.action.u.addba_req.action_code) {
+				case WLAN_ACTION_ADDBA_REQ:
+					if (len < (IEEE80211_MIN_ACTION_SIZE +
+						   sizeof(mgmt->u.action.u.addba_req)))
+						break;
+					ieee80211_process_addba_request(local, sta, mgmt, len);
+					break;
+				case WLAN_ACTION_ADDBA_RESP:
+					if (len < (IEEE80211_MIN_ACTION_SIZE +
+						   sizeof(mgmt->u.action.u.addba_resp)))
+						break;
+					ieee80211_process_addba_resp(local, sta, mgmt, len);
+					break;
+				case WLAN_ACTION_DELBA:
+					if (len < (IEEE80211_MIN_ACTION_SIZE +
+						   sizeof(mgmt->u.action.u.delba)))
+						break;
+					ieee80211_process_delba(sdata, sta, mgmt, len);
+					break;
+				}
+				local_bh_enable();
+				rcu_read_unlock();
+				break;
+				}
+			case WLAN_CATEGORY_SPECTRUM_MGMT:
+				ieee80211_sta_process_chanswitch(sdata,
+						&mgmt->u.action.u.chan_switch.sw_elem,
+						(void *)ifmgd->associated->priv,
+						rx_status->mactime);
+				break;
+			}
 		}
 		mutex_unlock(&ifmgd->mtx);
 
@@ -1722,9 +1760,45 @@
 	mutex_unlock(&ifmgd->mtx);
 
 	if (skb->len >= 24 + 2 /* mgmt + deauth reason */ &&
-	    (fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_DEAUTH)
-		cfg80211_send_deauth(sdata->dev, (u8 *)mgmt, skb->len);
+	    (fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_DEAUTH) {
+		struct ieee80211_local *local = sdata->local;
+		struct ieee80211_work *wk;
 
+		mutex_lock(&local->work_mtx);
+		list_for_each_entry(wk, &local->work_list, list) {
+			if (wk->sdata != sdata)
+				continue;
+
+			if (wk->type != IEEE80211_WORK_ASSOC)
+				continue;
+
+			if (memcmp(mgmt->bssid, wk->filter_ta, ETH_ALEN))
+				continue;
+			if (memcmp(mgmt->sa, wk->filter_ta, ETH_ALEN))
+				continue;
+
+			/*
+			 * Printing the message only here means we can't
+			 * spuriously print it, but it also means that it
+			 * won't be printed when the frame comes in before
+			 * we even tried to associate or in similar cases.
+			 *
+			 * Ultimately, I suspect cfg80211 should print the
+			 * messages instead.
+			 */
+			printk(KERN_DEBUG
+			       "%s: deauthenticated from %pM (Reason: %u)\n",
+			       sdata->name, mgmt->bssid,
+			       le16_to_cpu(mgmt->u.deauth.reason_code));
+
+			list_del_rcu(&wk->list);
+			free_work(wk);
+			break;
+		}
+		mutex_unlock(&local->work_mtx);
+
+		cfg80211_send_deauth(sdata->dev, (u8 *)mgmt, skb->len);
+	}
  out:
 	kfree_skb(skb);
 }
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 5e0b654..be9abc2 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1944,6 +1944,9 @@
 		if (len < IEEE80211_MIN_ACTION_SIZE + 1)
 			break;
 
+		if (sdata->vif.type == NL80211_IFTYPE_STATION)
+			return ieee80211_sta_rx_mgmt(sdata, rx->skb);
+
 		switch (mgmt->u.action.u.addba_req.action_code) {
 		case WLAN_ACTION_ADDBA_REQ:
 			if (len < (IEEE80211_MIN_ACTION_SIZE +
diff --git a/scripts/Makefile.modbuiltin b/scripts/Makefile.modbuiltin
index 102a276..1adb974 100644
--- a/scripts/Makefile.modbuiltin
+++ b/scripts/Makefile.modbuiltin
@@ -14,6 +14,11 @@
 
 include scripts/Kbuild.include
 
+ifneq ($(KBUILD_SRC),)
+# Create output directory if not already present
+_dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj))
+endif
+
 # The filename Kbuild has precedence over Makefile
 kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src))
 kbuild-file := $(if $(wildcard $(kbuild-dir)/Kbuild),$(kbuild-dir)/Kbuild,$(kbuild-dir)/Makefile)
diff --git a/sound/atmel/ac97c.c b/sound/atmel/ac97c.c
index 428121a..10c3a87 100644
--- a/sound/atmel/ac97c.c
+++ b/sound/atmel/ac97c.c
@@ -657,7 +657,7 @@
 	if (sr & AC97C_SR_CAEVT) {
 		struct snd_pcm_runtime *runtime;
 		int offset, next_period, block_size;
-		dev_info(&chip->pdev->dev, "channel A event%s%s%s%s%s%s\n",
+		dev_dbg(&chip->pdev->dev, "channel A event%s%s%s%s%s%s\n",
 				casr & AC97C_CSR_OVRUN   ? " OVRUN"   : "",
 				casr & AC97C_CSR_RXRDY   ? " RXRDY"   : "",
 				casr & AC97C_CSR_UNRUN   ? " UNRUN"   : "",
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index d792cdd..fc767b6 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -9477,6 +9477,9 @@
 	SND_PCI_QUIRK(0x106b, 0x2800, "AppleTV", ALC885_IMAC24),
 	SND_PCI_QUIRK(0x106b, 0x2c00, "MacbookPro rev3", ALC885_MBP3),
 	SND_PCI_QUIRK(0x106b, 0x3000, "iMac", ALC889A_MB31),
+	SND_PCI_QUIRK(0x106b, 0x3200, "iMac 7,1 Aluminum", ALC882_ASUS_A7M),
+	SND_PCI_QUIRK(0x106b, 0x3400, "MacBookAir 1,1", ALC885_MBP3),
+	SND_PCI_QUIRK(0x106b, 0x3500, "MacBookAir 2,1", ALC885_MBA21),
 	SND_PCI_QUIRK(0x106b, 0x3600, "Macbook 3,1", ALC889A_MB31),
 	SND_PCI_QUIRK(0x106b, 0x3800, "MacbookPro 4,1", ALC885_MBP3),
 	SND_PCI_QUIRK(0x106b, 0x3e00, "iMac 24 Aluminum", ALC885_IMAC24),
diff --git a/sound/soc/pxa/spitz.c b/sound/soc/pxa/spitz.c
index 1941a35..d256f5f 100644
--- a/sound/soc/pxa/spitz.c
+++ b/sound/soc/pxa/spitz.c
@@ -328,38 +328,6 @@
 	.codec_dev = &soc_codec_dev_wm8750,
 };
 
-/*
- * FIXME: This is a temporary bodge to avoid cross-tree merge issues.
- * New drivers should register the wm8750 I2C device in the machine
- * setup code (under arch/arm for ARM systems).
- */
-static int wm8750_i2c_register(void)
-{
-	struct i2c_board_info info;
-	struct i2c_adapter *adapter;
-	struct i2c_client *client;
-
-	memset(&info, 0, sizeof(struct i2c_board_info));
-	info.addr = 0x1b;
-	strlcpy(info.type, "wm8750", I2C_NAME_SIZE);
-
-	adapter = i2c_get_adapter(0);
-	if (!adapter) {
-		printk(KERN_ERR "can't get i2c adapter 0\n");
-		return -ENODEV;
-	}
-
-	client = i2c_new_device(adapter, &info);
-	i2c_put_adapter(adapter);
-	if (!client) {
-		printk(KERN_ERR "can't add i2c device at 0x%x\n",
-		(unsigned int)info.addr);
-		return -ENODEV;
-	}
-
-	return 0;
-}
-
 static struct platform_device *spitz_snd_device;
 
 static int __init spitz_init(void)
@@ -369,10 +337,6 @@
 	if (!(machine_is_spitz() || machine_is_borzoi() || machine_is_akita()))
 		return -ENODEV;
 
-	ret = wm8750_i2c_setup();
-	if (ret != 0)
-		return ret;
-
 	spitz_snd_device = platform_device_alloc("soc-audio", -1);
 	if (!spitz_snd_device)
 		return -ENOMEM;
diff --git a/sound/spi/at73c213.c b/sound/spi/at73c213.c
index 4c7b051..1bc56b2 100644
--- a/sound/spi/at73c213.c
+++ b/sound/spi/at73c213.c
@@ -69,7 +69,6 @@
 	int				irq;
 	int				period;
 	unsigned long			bitrate;
-	struct clk			*bitclk;
 	struct ssc_device		*ssc;
 	struct spi_device		*spi;
 	u8				spi_wbuffer[2];
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 7fd6b15..b63e571 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -1745,7 +1745,12 @@
 	if (symbol_conf.vmlinux_name != NULL) {
 		err = dso__load_vmlinux(self, map,
 					symbol_conf.vmlinux_name, filter);
-		goto out_try_fixup;
+		if (err > 0) {
+			dso__set_long_name(self,
+					   strdup(symbol_conf.vmlinux_name));
+			goto out_fixup;
+		}
+		return err;
 	}
 
 	if (vmlinux_path != NULL) {
@@ -1806,7 +1811,6 @@
 		pr_debug("Using %s for symbols\n", kallsyms_filename);
 	free(kallsyms_allocated_filename);
 
-out_try_fixup:
 	if (err > 0) {
 out_fixup:
 		if (kallsyms_filename != NULL)
diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
index 7c79c1d..3500dee 100644
--- a/virt/kvm/ioapic.c
+++ b/virt/kvm/ioapic.c
@@ -192,12 +192,13 @@
 
 int kvm_ioapic_set_irq(struct kvm_ioapic *ioapic, int irq, int level)
 {
-	u32 old_irr = ioapic->irr;
+	u32 old_irr;
 	u32 mask = 1 << irq;
 	union kvm_ioapic_redirect_entry entry;
 	int ret = 1;
 
 	spin_lock(&ioapic->lock);
+	old_irr = ioapic->irr;
 	if (irq >= 0 && irq < IOAPIC_NUM_PINS) {
 		entry = ioapic->redirtbl[irq];
 		level ^= entry.fields.polarity;
diff --git a/virt/kvm/iommu.c b/virt/kvm/iommu.c
index d2f06be..96048ee 100644
--- a/virt/kvm/iommu.c
+++ b/virt/kvm/iommu.c
@@ -271,7 +271,7 @@
 		pfn  = phys >> PAGE_SHIFT;
 
 		/* Unmap address from IO address space */
-		order       = iommu_unmap(domain, gfn_to_gpa(gfn), PAGE_SIZE);
+		order       = iommu_unmap(domain, gfn_to_gpa(gfn), 0);
 		unmap_pages = 1ULL << order;
 
 		/* Unpin all pages we just unmapped to not leak any memory */