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authorChristophe JAILLET <christophe.jaillet@wanadoo.fr>2017-11-17 15:27:32 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-11-17 16:10:01 -0800
commit8c703d660450c4df72ff24f79a335dc7973a9dc8 (patch)
treee7eecbd614bbd2548d82ba66b5b28cb7e7840bf6 /lib
parent4ca59b14e588f873795a11cdc77a25c686a29d23 (diff)
download96b-common-8c703d660450c4df72ff24f79a335dc7973a9dc8.tar.gz
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 'lib')
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