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dm: mark various branches unlikely

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Signed-off-by: Mike Snitzer <snitzer@kernel.org>
This commit is contained in:
Mike Snitzer 2022-03-25 17:20:45 -04:00
parent 3b03f7c124
commit fe221db419
1 changed files with 3 additions and 3 deletions
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6
drivers/md/dm.c
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@ -991,7 +991,7 @@ static void clone_endio(struct bio *bio)
disable_write_zeroes(md);
}
if (blk_queue_is_zoned(q))
if (unlikely(blk_queue_is_zoned(q)))
dm_zone_endio(io, bio);
if (endio) {
@ -1288,7 +1288,7 @@ static void __map_bio(struct bio *clone)
* on zoned target. In this case, dm_zone_map_bio() calls the target
* map operation.
*/
if (dm_emulate_zone_append(io->md))
if (unlikely(dm_emulate_zone_append(io->md)))
r = dm_zone_map_bio(tio);
else
r = ti->type->map(ti, clone);
@ -1631,7 +1631,7 @@ static void dm_submit_bio(struct bio *bio)
* Use blk_queue_split() for abnormal IO (e.g. discard, writesame, etc)
* otherwise associated queue_limits won't be imposed.
*/
if (is_abnormal_io(bio))
if (unlikely(is_abnormal_io(bio)))
blk_queue_split(&bio);
dm_split_and_process_bio(md, map, bio);