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| author | Akinobu Mita <akinobu.mita@gmail.com> | 2011-07-27 03:09:04 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-27 03:49:46 +0400 |
| commit | 148817ba092f9f6edd35bad3c6c6b8e8f90fe2ed (patch) | |
| tree | 75cc7df62c9713bc1a44738026878a79653faa38 /lib/div64.c | |
| parent | b2c9cd3793e5878e301ec2219785a7b8ca402ef1 (diff) | |
| download | linux-148817ba092f9f6edd35bad3c6c6b8e8f90fe2ed.tar.xz | |
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>
Diffstat (limited to 'lib/div64.c')
0 files changed, 0 insertions, 0 deletions