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authorMing Lei <ming.lei@canonical.com>2015-10-20 23:13:54 +0800
committerJens Axboe <axboe@fb.com>2015-10-21 15:00:53 -0600
commite18378a60e27ad7b3e11ecc4e2c92159585dee68 (patch)
treedf6e568008eb82c3cc7f1ca6628d1aed56c73b3d /block/elevator.c
parent6ac45aeb6bcad38a2783a7d6e5da4c469497eeb0 (diff)
blk-mq: check bio_mergeable() early before merging
It isn't necessary to try to merge the bio which is marked as NOMERGE. Reviewed-by: Jeff Moyer <jmoyer@redhat.com> Signed-off-by: Ming Lei <ming.lei@canonical.com> Signed-off-by: Jens Axboe <axboe@fb.com>
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