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| author | Shaohua Li <shaohua.li@intel.com> | 2011-05-25 02:13:35 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-25 17:39:54 +0200 |
| commit | c84598bbfa756b7d042da31aa4e198ae866a6c7d (patch) | |
| tree | 9287d1dcfd313193b944f3dc49a6519a40a7ee4f /lib | |
| parent | lib/genalloc.c: add support for specifying the physical address (diff) | |
| download | linux-c84598bbfa756b7d042da31aa4e198ae866a6c7d.tar.xz linux-c84598bbfa756b7d042da31aa4e198ae866a6c7d.zip | |
percpu_counter: change return value and add comments
The percpu_counter_*_positive() API in UP case doesn't check if return
value is positive. Add comments to explain why we don't. Also if count <
0, returns 0 instead of 1 for *read_positive().
[akpm@linux-foundation.org: tweak comment]
Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Tejun Heo <tj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib')
0 files changed, 0 insertions, 0 deletions