2014/03/01-1 code comments add.
140301 code comment add
2014/03/01 code comments fix

- code comments white space add or delete.
2014/03/08 code comments add.
2014/03/08 code comments fix

- compile warning message fix.
- code comments white space add or delete.
Merge branch 'preview' of github.com:aceofall/linux into preview

* 'preview' of github.com:aceofall/linux:
  2014/02/28 preview comments add.
  2014/02/27 review comments add.
  2014/02/13 review comments add.
  2014/02/12 review comments add.
  2014/02/11 review comments add.
  2014/02/07 review comments add.
  2014/02/06 review comments add.
  2014/02/04-2 review comments add.
  2014/02/04-1 review comments add.
  2014/02/03 review comments add.
  kernel tag script fix.
  2014/01/16 review comments add.
  2014/01/15 review comments add.
  2014/01/14-1 review comments add.
  2014/01/13-2 review comments add.
  2014/01/13 review comments add.
  2014/01/08 review comments add.

Conflicts:
	include/asm-generic/bitops/non-atomic.h
	include/linux/bitops.h
	include/linux/cpumask.h
	include/linux/kern_levels.h
	include/linux/kernel.h
	include/linux/log2.h
	include/linux/percpu.h
	include/linux/smp.h
	init/main.c
	lib/bitmap.c
	mm/percpu-km.c
	mm/percpu.c