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(parent: 1a03032) | patch
cfq: don't register propio policy if !CONFIG_CFQ_GROUP_IOSCHED
authorTejun Heo <tj@kernel.org>
Mon, 5 Mar 2012 21:14:55 +0000 (13:14 -0800)
committerJens Axboe <axboe@kernel.dk>
Tue, 6 Mar 2012 20:27:21 +0000 (21:27 +0100)
commit182b184d1486303e129ddab8b89f8ea7ff6a2f75
tree565eda3f793d6b89623fba41beb93df03ceef696tree | snapshot
parent1a03032467791e8fbb896000724cab1919ecb31acommit | diff
cfq: don't register propio policy if !CONFIG_CFQ_GROUP_IOSCHED

cfq has been registering zeroed blkio_poilcy_cfq if CFQ_GROUP_IOSCHED
is disabled.  This fortunately doesn't collide with blk-throtl as
BLKIO_POLICY_PROP is zero but is unnecessary and risky.  Just don't
register it if not enabled.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block/cfq-iosched.c diff | blob | history
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