diff options
| author | Shaohua Li <shaohua.li@intel.com> | 2011-05-24 17:13:35 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-25 08:39:54 -0700 |
| commit | c84598bbfa756b7d042da31aa4e198ae866a6c7d (patch) | |
| tree | 9287d1dcfd313193b944f3dc49a6519a40a7ee4f /drivers/block | |
| parent | 3c8f370ded3483b27f1218ff0051fcf0c7a2facd (diff) | |
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 'drivers/block')
0 files changed, 0 insertions, 0 deletions