diff options
| author | Christophe JAILLET <christophe.jaillet@wanadoo.fr> | 2017-11-17 15:27:32 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-11-17 16:10:01 -0800 |
| commit | 8c703d660450c4df72ff24f79a335dc7973a9dc8 (patch) | |
| tree | e7eecbd614bbd2548d82ba66b5b28cb7e7840bf6 /kernel/up.c | |
| parent | 4ca59b14e588f873795a11cdc77a25c686a29d23 (diff) | |
kernel/umh.c: optimize 'proc_cap_handler()'
If 'write' is 0, we can avoid a call to spin_lock/spin_unlock.
Link: http://lkml.kernel.org/r/20171020193331.7233-1-christophe.jaillet@wanadoo.fr
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: Luis R. Rodriguez <mcgrof@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/up.c')
0 files changed, 0 insertions, 0 deletions