[PATCH -next 2/3] block, bfq: remove useless checking in bfq_put_queue()
From: Yu Kuai <hidden>
Date: 2022-08-16 06:46:10
Also in:
cgroups, lkml
Subsystem:
bfq i/o scheduler, block layer, the rest · Maintainers:
Yu Kuai, Jens Axboe, Linus Torvalds
From: Yu Kuai <redacted> 'bfqq->bfqd' is ensured to set in bfq_init_queue(), and it will never change afterwards. Signed-off-by: Yu Kuai <redacted> --- block/bfq-iosched.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index c740b41fe0a4..f39067389b2b 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c@@ -5255,9 +5255,7 @@ void bfq_put_queue(struct bfq_queue *bfqq) struct hlist_node *n; struct bfq_group *bfqg = bfqq_group(bfqq); - if (bfqq->bfqd) - bfq_log_bfqq(bfqq->bfqd, bfqq, "put_queue: %p %d", - bfqq, bfqq->ref); + bfq_log_bfqq(bfqq->bfqd, bfqq, "put_queue: %p %d", bfqq, bfqq->ref); bfqq->ref--; if (bfqq->ref)
@@ -5321,7 +5319,7 @@ void bfq_put_queue(struct bfq_queue *bfqq) hlist_del_init(&item->woken_list_node); } - if (bfqq->bfqd && bfqq->bfqd->last_completed_rq_bfqq == bfqq) + if (bfqq->bfqd->last_completed_rq_bfqq == bfqq) bfqq->bfqd->last_completed_rq_bfqq = NULL; kmem_cache_free(bfq_pool, bfqq);
--
2.31.1