tree 75cc7df62c9713bc1a44738026878a79653faa38
parent b2c9cd3793e5878e301ec2219785a7b8ca402ef1
author Akinobu Mita <akinobu.mita@gmail.com> 1311721744 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1311724186 -0700

asm-generic: add another generic ext2 atomic bitops

The majority of architectures implement ext2 atomic bitops as
test_and_{set,clear}_bit() without spinlock.

This adds this type of generic implementation in ext2-atomic-setbit.h and
use it wherever possible.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Suggested-by: Andreas Dilger <adilger@dilger.ca>
Suggested-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>