diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index fdc9d4dbf85b528fb70614f5ff1a199504a3df75..377a7a595b08041fdacb1dfd43d8be206578bda8 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1540,7 +1540,6 @@ config HIGHMEM
 config HIGHPTE
 	bool "Allocate 2nd-level pagetables from highmem"
 	depends on HIGHMEM
-	depends on !OUTER_CACHE
 
 config HW_PERF_EVENTS
 	bool "Enable hardware performance counter support for perf events"
@@ -2012,6 +2011,8 @@ source "kernel/power/Kconfig"
 
 config ARCH_SUSPEND_POSSIBLE
 	depends on !ARCH_S5P64X0 && !ARCH_S5P6442
+	depends on CPU_ARM920T || CPU_ARM926T || CPU_SA1100 || \
+		CPU_V6 || CPU_V6K || CPU_V7 || CPU_XSC3 || CPU_XSCALE
 	def_bool y
 
 endmenu
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 494224a9b459060f94f39aafeeae8389111d50a0..03d01d783e3bf95c72f28259aad1550b97c5cc68 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -63,17 +63,6 @@ config DEBUG_USER
 	      8 - SIGSEGV faults
 	     16 - SIGBUS faults
 
-config DEBUG_ERRORS
-	bool "Verbose kernel error messages"
-	depends on DEBUG_KERNEL
-	help
-	  This option controls verbose debugging information which can be
-	  printed when the kernel detects an internal error. This debugging
-	  information is useful to kernel hackers when tracking down problems,
-	  but mostly meaningless to other people. It's safe to say Y unless
-	  you are concerned with the code size or don't want to see these
-	  messages.
-
 config DEBUG_STACK_USAGE
 	bool "Enable stack utilization instrumentation"
 	depends on DEBUG_KERNEL
diff --git a/arch/arm/common/Makefile b/arch/arm/common/Makefile
index e7521bca2c3564eaf3d21663fbf4ae3721e43461..6ea9b6f3607af35121e2e117e1580b1d841b520d 100644
--- a/arch/arm/common/Makefile
+++ b/arch/arm/common/Makefile
@@ -16,5 +16,4 @@ obj-$(CONFIG_SHARP_SCOOP)	+= scoop.o
 obj-$(CONFIG_ARCH_IXP2000)	+= uengine.o
 obj-$(CONFIG_ARCH_IXP23XX)	+= uengine.o
 obj-$(CONFIG_PCI_HOST_ITE8152)  += it8152.o
-obj-$(CONFIG_COMMON_CLKDEV)	+= clkdev.o
 obj-$(CONFIG_ARM_TIMER_SP804)	+= timer-sp.o
diff --git a/arch/arm/include/asm/thread_notify.h b/arch/arm/include/asm/thread_notify.h
index c4391ba203507a2b1c34a9634ad6fb9c4ff7eb64..1dc98067589412a8ecc42e72e5b21a5f161b4f2a 100644
--- a/arch/arm/include/asm/thread_notify.h
+++ b/arch/arm/include/asm/thread_notify.h
@@ -43,6 +43,7 @@ static inline void thread_notify(unsigned long rc, struct thread_info *thread)
 #define THREAD_NOTIFY_FLUSH	0
 #define THREAD_NOTIFY_EXIT	1
 #define THREAD_NOTIFY_SWITCH	2
+#define THREAD_NOTIFY_COPY	3
 
 #endif
 #endif
diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile
index 74554f1742d72efd2c01a639e5fd0e3460221f94..8d95446150a3e7ed0ad8fd5782f7f918529bc3d7 100644
--- a/arch/arm/kernel/Makefile
+++ b/arch/arm/kernel/Makefile
@@ -29,7 +29,7 @@ obj-$(CONFIG_MODULES)		+= armksyms.o module.o
 obj-$(CONFIG_ARTHUR)		+= arthur.o
 obj-$(CONFIG_ISA_DMA)		+= dma-isa.o
 obj-$(CONFIG_PCI)		+= bios32.o isa.o
-obj-$(CONFIG_PM)		+= sleep.o
+obj-$(CONFIG_PM_SLEEP)		+= sleep.o
 obj-$(CONFIG_HAVE_SCHED_CLOCK)	+= sched_clock.o
 obj-$(CONFIG_SMP)		+= smp.o smp_tlb.o
 obj-$(CONFIG_HAVE_ARM_SCU)	+= smp_scu.o
diff --git a/arch/arm/kernel/elf.c b/arch/arm/kernel/elf.c
index d4a0da1e48f40988bb7f92ce34664d86adb74a32..9b05c6a0dceac54615e1dfa472bf28ca946616ac 100644
--- a/arch/arm/kernel/elf.c
+++ b/arch/arm/kernel/elf.c
@@ -40,15 +40,22 @@ EXPORT_SYMBOL(elf_check_arch);
 void elf_set_personality(const struct elf32_hdr *x)
 {
 	unsigned int eflags = x->e_flags;
-	unsigned int personality = PER_LINUX_32BIT;
+	unsigned int personality = current->personality & ~PER_MASK;
+
+	/*
+	 * We only support Linux ELF executables, so always set the
+	 * personality to LINUX.
+	 */
+	personality |= PER_LINUX;
 
 	/*
 	 * APCS-26 is only valid for OABI executables
 	 */
-	if ((eflags & EF_ARM_EABI_MASK) == EF_ARM_EABI_UNKNOWN) {
-		if (eflags & EF_ARM_APCS_26)
-			personality = PER_LINUX;
-	}
+	if ((eflags & EF_ARM_EABI_MASK) == EF_ARM_EABI_UNKNOWN &&
+	    (eflags & EF_ARM_APCS_26))
+		personality &= ~ADDR_LIMIT_32BIT;
+	else
+		personality |= ADDR_LIMIT_32BIT;
 
 	set_personality(personality);
 
diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c
index 8dbc126f7152d992472898a639801239d49a40ac..87acc25d7a3e203646f2ee71f1d7c711304d52f2 100644
--- a/arch/arm/kernel/hw_breakpoint.c
+++ b/arch/arm/kernel/hw_breakpoint.c
@@ -868,6 +868,13 @@ static void reset_ctrl_regs(void *info)
 		 */
 		asm volatile("mcr p14, 0, %0, c1, c0, 4" : : "r" (0));
 		isb();
+
+		/*
+		 * Clear any configured vector-catch events before
+		 * enabling monitor mode.
+		 */
+		asm volatile("mcr p14, 0, %0, c0, c7, 0" : : "r" (0));
+		isb();
 	}
 
 	if (enable_monitor_mode())
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index 69cfee0fe00f1cbc38eb7f789ef23aae51688dd6..979da3947f4272c933739064d576f991c412eeac 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -221,7 +221,7 @@ again:
 	prev_raw_count &= armpmu->max_period;
 
 	if (overflow)
-		delta = armpmu->max_period - prev_raw_count + new_raw_count;
+		delta = armpmu->max_period - prev_raw_count + new_raw_count + 1;
 	else
 		delta = new_raw_count - prev_raw_count;
 
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 94bbedbed6394cf147e2b73bce3b6629d0dbbd9f..5e1e541972277f38a123d7964fca081629584d50 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -372,6 +372,8 @@ copy_thread(unsigned long clone_flags, unsigned long stack_start,
 	if (clone_flags & CLONE_SETTLS)
 		thread->tp_value = regs->ARM_r3;
 
+	thread_notify(THREAD_NOTIFY_COPY, thread);
+
 	return 0;
 }
 
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index f0000e188c8c8c5a14be6f21c37b961739ecfad6..3b54ad19d4890c40752905af84a345b21ba56b62 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -410,8 +410,7 @@ static int bad_syscall(int n, struct pt_regs *regs)
 	struct thread_info *thread = current_thread_info();
 	siginfo_t info;
 
-	if (current->personality != PER_LINUX &&
-	    current->personality != PER_LINUX_32BIT &&
+	if ((current->personality & PER_MASK) != PER_LINUX &&
 	    thread->exec_domain->handler) {
 		thread->exec_domain->handler(n, regs);
 		return regs->ARM_r0;
diff --git a/arch/arm/mach-mmp/include/mach/gpio.h b/arch/arm/mach-mmp/include/mach/gpio.h
index ee8b02ed8011dfa615603045a22c5a98956635e4..7bfb827f3fe36a8d71fc874b1a45e446be1d3bac 100644
--- a/arch/arm/mach-mmp/include/mach/gpio.h
+++ b/arch/arm/mach-mmp/include/mach/gpio.h
@@ -10,7 +10,7 @@
 #define BANK_OFF(n)	(((n) < 3) ? (n) << 2 : 0x100 + (((n) - 3) << 2))
 #define GPIO_REG(x)	(*((volatile u32 *)(GPIO_REGS_VIRT + (x))))
 
-#define NR_BUILTIN_GPIO	(192)
+#define NR_BUILTIN_GPIO		IRQ_GPIO_NUM
 
 #define gpio_to_bank(gpio)	((gpio) >> 5)
 #define gpio_to_irq(gpio)	(IRQ_GPIO_START + (gpio))
diff --git a/arch/arm/mach-mmp/include/mach/mfp-pxa168.h b/arch/arm/mach-mmp/include/mach/mfp-pxa168.h
index 4621067c7720f457b311faff80e19dddc87ecd3e..713be155a44d716df91aeb74c2d043630f543564 100644
--- a/arch/arm/mach-mmp/include/mach/mfp-pxa168.h
+++ b/arch/arm/mach-mmp/include/mach/mfp-pxa168.h
@@ -8,6 +8,15 @@
 #define MFP_DRIVE_MEDIUM	(0x2 << 13)
 #define MFP_DRIVE_FAST		(0x3 << 13)
 
+#undef MFP_CFG
+#undef MFP_CFG_DRV
+
+#define MFP_CFG(pin, af)		\
+	(MFP_LPM_INPUT | MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_DRIVE_MEDIUM)
+
+#define MFP_CFG_DRV(pin, af, drv)	\
+	(MFP_LPM_INPUT | MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_DRIVE_##drv)
+
 /* GPIO */
 #define GPIO0_GPIO		MFP_CFG(GPIO0, AF5)
 #define GPIO1_GPIO		MFP_CFG(GPIO1, AF5)
diff --git a/arch/arm/mach-pxa/include/mach/gpio.h b/arch/arm/mach-pxa/include/mach/gpio.h
index b024a8b374394ac2731596ba39bba462309f04a6..c4639502efcac4d236f5752172bfe2f29f7af27f 100644
--- a/arch/arm/mach-pxa/include/mach/gpio.h
+++ b/arch/arm/mach-pxa/include/mach/gpio.h
@@ -99,11 +99,24 @@
 #define GAFR(x)		GPIO_REG(0x54 + (((x) & 0x70) >> 2))
 
 
-#define NR_BUILTIN_GPIO 128
+#define NR_BUILTIN_GPIO		PXA_GPIO_IRQ_NUM
 
 #define gpio_to_bank(gpio)	((gpio) >> 5)
 #define gpio_to_irq(gpio)	IRQ_GPIO(gpio)
-#define irq_to_gpio(irq)	IRQ_TO_GPIO(irq)
+
+static inline int irq_to_gpio(unsigned int irq)
+{
+	int gpio;
+
+	if (irq == IRQ_GPIO0 || irq == IRQ_GPIO1)
+		return irq - IRQ_GPIO0;
+
+	gpio = irq - PXA_GPIO_IRQ_BASE;
+	if (gpio >= 2 && gpio < NR_BUILTIN_GPIO)
+		return gpio;
+
+	return -1;
+}
 
 #ifdef CONFIG_CPU_PXA26x
 /* GPIO86/87/88/89 on PXA26x have their direction bits in GPDR2 inverted,
diff --git a/arch/arm/mach-pxa/include/mach/irqs.h b/arch/arm/mach-pxa/include/mach/irqs.h
index a4285fc0087841ad0c48902a2ae5d664f1205745..038402404e3932e78c702181c6d62cd4e4d145a7 100644
--- a/arch/arm/mach-pxa/include/mach/irqs.h
+++ b/arch/arm/mach-pxa/include/mach/irqs.h
@@ -93,9 +93,6 @@
 #define GPIO_2_x_TO_IRQ(x)	(PXA_GPIO_IRQ_BASE + (x))
 #define IRQ_GPIO(x)	(((x) < 2) ? (IRQ_GPIO0 + (x)) : GPIO_2_x_TO_IRQ(x))
 
-#define IRQ_TO_GPIO_2_x(i)	((i) - PXA_GPIO_IRQ_BASE)
-#define IRQ_TO_GPIO(i)	(((i) < IRQ_GPIO(2)) ? ((i) - IRQ_GPIO0) : IRQ_TO_GPIO_2_x(i))
-
 /*
  * The following interrupts are for board specific purposes. Since
  * the kernel can only run on one machine at a time, we can re-use
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index 6bde5956358d88ceef7c23641bb92c77e3a44154..a4af8c52d7ee297b49246be5246aa0e055e1c970 100644
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -285,7 +285,7 @@ static inline void pxa25x_init_pm(void) {}
 
 static int pxa25x_set_wake(struct irq_data *d, unsigned int on)
 {
-	int gpio = IRQ_TO_GPIO(d->irq);
+	int gpio = irq_to_gpio(d->irq);
 	uint32_t mask = 0;
 
 	if (gpio >= 0 && gpio < 85)
diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index 1cb5d0f9723fb28ea9c5c1dabe441646c3dfcf25..909756eaf4b72a3b32a36f444517d1748604767a 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -345,7 +345,7 @@ static inline void pxa27x_init_pm(void) {}
  */
 static int pxa27x_set_wake(struct irq_data *d, unsigned int on)
 {
-	int gpio = IRQ_TO_GPIO(d->irq);
+	int gpio = irq_to_gpio(d->irq);
 	uint32_t mask;
 
 	if (gpio >= 0 && gpio < 128)
diff --git a/arch/arm/mm/mmap.c b/arch/arm/mm/mmap.c
index afe209e1e1f85fb299e9822ea07a49b13cc29ecf..74be05f3e03ac58be921aff208c6f6aa460ab683 100644
--- a/arch/arm/mm/mmap.c
+++ b/arch/arm/mm/mmap.c
@@ -7,6 +7,7 @@
 #include <linux/shm.h>
 #include <linux/sched.h>
 #include <linux/io.h>
+#include <linux/personality.h>
 #include <linux/random.h>
 #include <asm/cputype.h>
 #include <asm/system.h>
@@ -82,7 +83,8 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
 	        mm->cached_hole_size = 0;
 	}
 	/* 8 bits of randomness in 20 address space bits */
-	if (current->flags & PF_RANDOMIZE)
+	if ((current->flags & PF_RANDOMIZE) &&
+	    !(current->personality & ADDR_NO_RANDOMIZE))
 		addr += (get_random_int() % (1 << 8)) << PAGE_SHIFT;
 
 full_search:
diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S
index b46eb21f05c7edf8d53c474a54791ea8ea8a922b..bf8a1d1cccb6c33b26412264a2f05228657e49aa 100644
--- a/arch/arm/mm/proc-arm920.S
+++ b/arch/arm/mm/proc-arm920.S
@@ -390,7 +390,7 @@ ENTRY(cpu_arm920_set_pte_ext)
 /* Suspend/resume support: taken from arch/arm/plat-s3c24xx/sleep.S */
 .globl	cpu_arm920_suspend_size
 .equ	cpu_arm920_suspend_size, 4 * 3
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 ENTRY(cpu_arm920_do_suspend)
 	stmfd	sp!, {r4 - r7, lr}
 	mrc	p15, 0, r4, c13, c0, 0	@ PID
diff --git a/arch/arm/mm/proc-arm926.S b/arch/arm/mm/proc-arm926.S
index 6a4bdb2c94a7ba0f856bf06c00f95049ab638dc1..0ed85d930c095e3280f7f029973e1530a7fcd4aa 100644
--- a/arch/arm/mm/proc-arm926.S
+++ b/arch/arm/mm/proc-arm926.S
@@ -404,7 +404,7 @@ ENTRY(cpu_arm926_set_pte_ext)
 /* Suspend/resume support: taken from arch/arm/plat-s3c24xx/sleep.S */
 .globl	cpu_arm926_suspend_size
 .equ	cpu_arm926_suspend_size, 4 * 3
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 ENTRY(cpu_arm926_do_suspend)
 	stmfd	sp!, {r4 - r7, lr}
 	mrc	p15, 0, r4, c13, c0, 0	@ PID
diff --git a/arch/arm/mm/proc-sa1100.S b/arch/arm/mm/proc-sa1100.S
index 74483d1977fe788ac2b4b8d42e32952da9e7ed0e..184a9c997e36616dcc6819418d380f9d9e439291 100644
--- a/arch/arm/mm/proc-sa1100.S
+++ b/arch/arm/mm/proc-sa1100.S
@@ -171,7 +171,7 @@ ENTRY(cpu_sa1100_set_pte_ext)
 
 .globl	cpu_sa1100_suspend_size
 .equ	cpu_sa1100_suspend_size, 4*4
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 ENTRY(cpu_sa1100_do_suspend)
 	stmfd	sp!, {r4 - r7, lr}
 	mrc	p15, 0, r4, c3, c0, 0		@ domain ID
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index bfa0c9f611c537c85db433da446f791e2f8ba851..7c99cb4c8e4fb8663158caf9832d6df6e9e27ef4 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -124,7 +124,7 @@ ENTRY(cpu_v6_set_pte_ext)
 /* Suspend/resume support: taken from arch/arm/mach-s3c64xx/sleep.S */
 .globl	cpu_v6_suspend_size
 .equ	cpu_v6_suspend_size, 4 * 8
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 ENTRY(cpu_v6_do_suspend)
 	stmfd	sp!, {r4 - r11, lr}
 	mrc	p15, 0, r4, c13, c0, 0	@ FCSE/PID
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index c35618e42f6fcbd7808f36474518aed226dba7e1..babfba09c89ff390deb7ddfd0496e813f442e047 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -211,7 +211,7 @@ cpu_v7_name:
 /* Suspend/resume support: derived from arch/arm/mach-s5pv210/sleep.S */
 .globl	cpu_v7_suspend_size
 .equ	cpu_v7_suspend_size, 4 * 8
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 ENTRY(cpu_v7_do_suspend)
 	stmfd	sp!, {r4 - r11, lr}
 	mrc	p15, 0, r4, c13, c0, 0	@ FCSE/PID
diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S
index 63d8b2044e84114c4401c7851e14b659a39821f2..596213699f37ac8a52d580ae70df8303bc344c94 100644
--- a/arch/arm/mm/proc-xsc3.S
+++ b/arch/arm/mm/proc-xsc3.S
@@ -417,7 +417,7 @@ ENTRY(cpu_xsc3_set_pte_ext)
 
 .globl	cpu_xsc3_suspend_size
 .equ	cpu_xsc3_suspend_size, 4 * 8
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 ENTRY(cpu_xsc3_do_suspend)
 	stmfd	sp!, {r4 - r10, lr}
 	mrc	p14, 0, r4, c6, c0, 0	@ clock configuration, for turbo mode
diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S
index 086038cd86abc1e32ffb0c6552d8fdc85c5a3bd2..ce233bcbf5060c14bfe89c0093020a9c17005904 100644
--- a/arch/arm/mm/proc-xscale.S
+++ b/arch/arm/mm/proc-xscale.S
@@ -518,7 +518,7 @@ ENTRY(cpu_xscale_set_pte_ext)
 
 .globl	cpu_xscale_suspend_size
 .equ	cpu_xscale_suspend_size, 4 * 7
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 ENTRY(cpu_xscale_do_suspend)
 	stmfd	sp!, {r4 - r10, lr}
 	mrc	p14, 0, r4, c6, c0, 0	@ clock configuration, for turbo mode
diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c
index bbf3da012afdf6ab1233f7b6e0bf9eaa7c96194a..f74695075e641ec72562e1c8194a8220327e8bc8 100644
--- a/arch/arm/vfp/vfpmodule.c
+++ b/arch/arm/vfp/vfpmodule.c
@@ -78,6 +78,14 @@ static void vfp_thread_exit(struct thread_info *thread)
 	put_cpu();
 }
 
+static void vfp_thread_copy(struct thread_info *thread)
+{
+	struct thread_info *parent = current_thread_info();
+
+	vfp_sync_hwstate(parent);
+	thread->vfpstate = parent->vfpstate;
+}
+
 /*
  * When this function is called with the following 'cmd's, the following
  * is true while this function is being run:
@@ -104,12 +112,17 @@ static void vfp_thread_exit(struct thread_info *thread)
 static int vfp_notifier(struct notifier_block *self, unsigned long cmd, void *v)
 {
 	struct thread_info *thread = v;
+	u32 fpexc;
+#ifdef CONFIG_SMP
+	unsigned int cpu;
+#endif
 
-	if (likely(cmd == THREAD_NOTIFY_SWITCH)) {
-		u32 fpexc = fmrx(FPEXC);
+	switch (cmd) {
+	case THREAD_NOTIFY_SWITCH:
+		fpexc = fmrx(FPEXC);
 
 #ifdef CONFIG_SMP
-		unsigned int cpu = thread->cpu;
+		cpu = thread->cpu;
 
 		/*
 		 * On SMP, if VFP is enabled, save the old state in
@@ -134,13 +147,20 @@ static int vfp_notifier(struct notifier_block *self, unsigned long cmd, void *v)
 		 * old state.
 		 */
 		fmxr(FPEXC, fpexc & ~FPEXC_EN);
-		return NOTIFY_DONE;
-	}
+		break;
 
-	if (cmd == THREAD_NOTIFY_FLUSH)
+	case THREAD_NOTIFY_FLUSH:
 		vfp_thread_flush(thread);
-	else
+		break;
+
+	case THREAD_NOTIFY_EXIT:
 		vfp_thread_exit(thread);
+		break;
+
+	case THREAD_NOTIFY_COPY:
+		vfp_thread_copy(thread);
+		break;
+	}
 
 	return NOTIFY_DONE;
 }
diff --git a/drivers/pcmcia/pxa2xx_balloon3.c b/drivers/pcmcia/pxa2xx_balloon3.c
index 453c54c97612833b341a1e9787d9a8d51c7ec223..4c3e94c0ae85336a9fcee6511d570e1ab4b058e5 100644
--- a/drivers/pcmcia/pxa2xx_balloon3.c
+++ b/drivers/pcmcia/pxa2xx_balloon3.c
@@ -25,6 +25,8 @@
 
 #include <mach/balloon3.h>
 
+#include <asm/mach-types.h>
+
 #include "soc_common.h"
 
 /*
@@ -127,6 +129,9 @@ static int __init balloon3_pcmcia_init(void)
 {
 	int ret;
 
+	if (!machine_is_balloon3())
+		return -ENODEV;
+
 	balloon3_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
 	if (!balloon3_pcmcia_device)
 		return -ENOMEM;
diff --git a/drivers/pcmcia/pxa2xx_trizeps4.c b/drivers/pcmcia/pxa2xx_trizeps4.c
index b7e596620db16c594a7ba3cc73c2bbd9643b0e43..b829e655457b7df517175dae74099d7275d0c1e3 100644
--- a/drivers/pcmcia/pxa2xx_trizeps4.c
+++ b/drivers/pcmcia/pxa2xx_trizeps4.c
@@ -69,15 +69,15 @@ static int trizeps_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
 	for (i = 0; i < ARRAY_SIZE(irqs); i++) {
 		if (irqs[i].sock != skt->nr)
 			continue;
-		if (gpio_request(IRQ_TO_GPIO(irqs[i].irq), irqs[i].str) < 0) {
+		if (gpio_request(irq_to_gpio(irqs[i].irq), irqs[i].str) < 0) {
 			pr_err("%s: sock %d unable to request gpio %d\n",
-				__func__, skt->nr, IRQ_TO_GPIO(irqs[i].irq));
+				__func__, skt->nr, irq_to_gpio(irqs[i].irq));
 			ret = -EBUSY;
 			goto error;
 		}
-		if (gpio_direction_input(IRQ_TO_GPIO(irqs[i].irq)) < 0) {
+		if (gpio_direction_input(irq_to_gpio(irqs[i].irq)) < 0) {
 			pr_err("%s: sock %d unable to set input gpio %d\n",
-				__func__, skt->nr, IRQ_TO_GPIO(irqs[i].irq));
+				__func__, skt->nr, irq_to_gpio(irqs[i].irq));
 			ret = -EINVAL;
 			goto error;
 		}
@@ -86,7 +86,7 @@ static int trizeps_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
 
 error:
 	for (; i >= 0; i--) {
-		gpio_free(IRQ_TO_GPIO(irqs[i].irq));
+		gpio_free(irq_to_gpio(irqs[i].irq));
 	}
 	return (ret);
 }
@@ -97,7 +97,7 @@ static void trizeps_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
 	/* free allocated gpio's */
 	gpio_free(GPIO_PRDY);
 	for (i = 0; i < ARRAY_SIZE(irqs); i++)
-		gpio_free(IRQ_TO_GPIO(irqs[i].irq));
+		gpio_free(irq_to_gpio(irqs[i].irq));
 }
 
 static unsigned long trizeps_pcmcia_status[2];
@@ -226,6 +226,9 @@ static int __init trizeps_pcmcia_init(void)
 {
 	int ret;
 
+	if (!machine_is_trizeps4() && !machine_is_trizeps4wl())
+		return -ENODEV;
+
 	trizeps_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
 	if (!trizeps_pcmcia_device)
 		return -ENOMEM;
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index a2e5b5100ab4edd8a8756905a0fbeefdd4091c4f..0f4e8c942f9e082e7410de7983ac28f81576c5f3 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -1648,7 +1648,9 @@ pxafb_freq_transition(struct notifier_block *nb, unsigned long val, void *data)
 
 	switch (val) {
 	case CPUFREQ_PRECHANGE:
-		if (!fbi->overlay[0].usage && !fbi->overlay[1].usage)
+#ifdef CONFIG_FB_PXA_OVERLAY
+		if (!(fbi->overlay[0].usage || fbi->overlay[1].usage))
+#endif
 			set_ctrlr_state(fbi, C_DISABLE_CLKCHANGE);
 		break;