Makefile flag tweaks

Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>
Added optimized ARM RWSEM algorithm.

Signed-off-by: franciscofranco <franciscofranco.1990@gmail.com>
evita: enable optimized ARM RWSEM algorithm
Makefile: set ARCH, CROSS_COMPILE for my custom toolchain
Revert "Added optimized ARM RWSEM algorithm."

This reverts commit cbc80d0e35fbb6d817331384b4895d87c5f285a6.
Revert "evita: enable optimized ARM RWSEM algorithm"

This reverts commit 17d9888d020f42108077e671cc78c9e12239db52.
msm8960: HTC: enable KSM and CPU alignment

Change-Id: Ib2728e1f0cdb57579d34c0000f844dfdee6b5b56
UKSM-0.1.2.2 for v3.4.x
evita: enable uksm
lib/sradix-tree.c: fixed warning: ‘item’ may be used uninitialized in this function [-Wmaybe-uninitialized]
mm/uksm.c: fix build errors
Merge branch 'caf-exp' into caf-2-exp