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authorYu Kuai <yukuai3@huawei.com>2022-08-16 09:56:30 +0800
committerJens Axboe <axboe@kernel.dk>2022-08-22 10:07:56 -0600
commit1e3cc2125d7cc7d492b2e6e52d09c1e17ba573c3 (patch)
tree8e168bf25b47158023ca3e52b7869971067710ea
parentblock, bfq: remove unused functions (diff)
downloadlinux-dev-1e3cc2125d7cc7d492b2e6e52d09c1e17ba573c3.tar.xz
linux-dev-1e3cc2125d7cc7d492b2e6e52d09c1e17ba573c3.zip
block, bfq: remove useless checking in bfq_put_queue()
'bfqq->bfqd' is ensured to set in bfq_init_queue(), and it will never change afterwards. Signed-off-by: Yu Kuai <yukuai3@huawei.com> Reviewed-by: Jan Kara <jack@suse.cz> Link: https://lore.kernel.org/r/20220816015631.1323948-3-yukuai1@huaweicloud.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--block/bfq-iosched.c6
1 files 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);