mm: updates from linux 3.4.48
memory.c: update to linux 3.3.y
memory.c: update to linux 3.4.48

Conflicts:
	mm/mmap.c
some updates to linux 3.10(mrg666)

Conflicts:
	kernel/smp.c
fix
mm: Remove tlb_fast_mode()

Conflicts:
	arch/arm/configs/kylon_saga_defconfig
	include/config/tristate.conf
lib/vsprintf.c: improve standard conformance of sscanf()
fs/buffer.c optimization
tmpfs: enable NOSEC optimization