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| author | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2013-12-06 07:00:58 +0100 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2013-12-23 02:18:06 +0100 |
| commit | 6bacf52fb58aeb3e89d9a62970b85a5570aa8ace (patch) | |
| tree | 422eb46c144b7ffbae193570a001de2eed490e09 /fs/read_write.c | |
| parent | f2fs: add unlikely() macro for compiler optimization (diff) | |
| download | linux-6bacf52fb58aeb3e89d9a62970b85a5570aa8ace.tar.xz linux-6bacf52fb58aeb3e89d9a62970b85a5570aa8ace.zip | |
f2fs: add unlikely() macro for compiler more aggressively
This patch adds unlikely() macro into the most of codes.
The basic rule is to add that when:
- checking unusual errors,
- checking page mappings,
- and the other unlikely conditions.
Change log from v1:
- Don't add unlikely for the NULL test and error test: advised by Andi Kleen.
Cc: Chao Yu <chao2.yu@samsung.com>
Cc: Andi Kleen <andi@firstfloor.org>
Reviewed-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs/read_write.c')
0 files changed, 0 insertions, 0 deletions