Merge up to Linux 3.4.47

Signed-off-by: task650 <task650@gmail.com>

Conflicts:
	arch/arm/include/asm/mutex.h
	arch/arm/mm/dma-mapping.c
	drivers/cpufreq/cpufreq_wheatley.c
	include/linux/freezer.h
	kernel/sched/core.c
	kernel/signal.c
	mm/vmscan.c