diff options
author | Christoph Hellwig <hch@lst.de> | 2020-06-27 09:31:59 +0200 |
---|---|---|
committer | Jens Axboe <axboe@kernel.dk> | 2020-06-29 09:09:08 -0600 |
commit | a2e83ef9c3da0602234357bdbfe2ac64e91906e9 (patch) | |
tree | 2f7fc5ec97f7c5d127daa6fe31f6a1abdaebf9cc /block | |
parent | db18a53e5ba840993a3fc908dec648402ed740bd (diff) | |
download | lwn-a2e83ef9c3da0602234357bdbfe2ac64e91906e9.tar.gz lwn-a2e83ef9c3da0602234357bdbfe2ac64e91906e9.zip |
blk-cgroup: remove a dead check in blk_throtl_bio
bios must have a valid block group by the time they are submitted.
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r-- | block/blk-throttle.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/blk-throttle.c b/block/blk-throttle.c index 9d00f62c05ec..ad37043297ed 100644 --- a/block/blk-throttle.c +++ b/block/blk-throttle.c @@ -2163,7 +2163,7 @@ bool blk_throtl_bio(struct bio *bio) struct request_queue *q = bio->bi_disk->queue; struct blkcg_gq *blkg = bio->bi_blkg; struct throtl_qnode *qn = NULL; - struct throtl_grp *tg = blkg_to_tg(blkg ?: q->root_blkg); + struct throtl_grp *tg = blkg_to_tg(blkg); struct throtl_service_queue *sq; bool rw = bio_data_dir(bio); bool throttled = false; |