[07/10] block, bfq: remove redundant check in bfq_put_cooperator

Message ID 20221108045224.19092-8-shikemeng@huawei.com
State New
Headers
Series A few bugfix and cleancode patch for bfq |

Commit Message

Kemeng Shi Nov. 8, 2022, 4:52 a.m. UTC
  We have already avoided a circular list in bfq_setup_merge (see comments
in bfq_setup_merge() for details), so bfq_queue will not appear in it's
new_bfqq list. Just remove this check.

Signed-off-by: Kemeng Shi <shikemeng@huawei.com>
---
 block/bfq-iosched.c | 2 --
 1 file changed, 2 deletions(-)
  

Patch

diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index be923be48647..cffc5ff66ee6 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -5339,8 +5339,6 @@  void bfq_put_cooperator(struct bfq_queue *bfqq)
 	 */
 	__bfqq = bfqq->new_bfqq;
 	while (__bfqq) {
-		if (__bfqq == bfqq)
-			break;
 		next = __bfqq->new_bfqq;
 		bfq_put_queue(__bfqq);
 		__bfqq = next;