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authorShaohua Li <shli@kernel.org>2012-07-19 16:01:31 +1000
committerNeilBrown <neilb@suse.de>2012-07-19 16:01:31 +1000
commit4eb788df670ef30a19b7ea15b107ea440544bc80 (patch)
tree6a99872db014f67e43312afd4a93b3bcffe64506 /net/9p
parent58e94ae18478c08229626daece2fc108a4a23261 (diff)
downloadlinux-next-4eb788df670ef30a19b7ea15b107ea440544bc80.tar.gz
raid5: reduce chance release_stripe() taking device_lock
release_stripe() is a place conf->device_lock is heavily contended. We take the lock even stripe count isn't 1, which isn't required. Signed-off-by: Shaohua Li <shli@fusionio.com> Signed-off-by: NeilBrown <neilb@suse.de>
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