block, bfq: remove unnecessary dereference to get async_bfqq

The async_bfqq is assigned with bfqq->bic->bfqq[0], use it directly.

Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20230116095153.3810101-6-shikemeng@huaweicloud.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index 6f38a01..4a17b22 100644 (file)
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -4989,7 +4989,7 @@ check_queue:
                    icq_to_bic(async_bfqq->next_rq->elv.icq) == bfqq->bic &&
                    bfq_serv_to_charge(async_bfqq->next_rq, async_bfqq) <=
                    bfq_bfqq_budget_left(async_bfqq))
-                       bfqq = bfqq->bic->bfqq[0][act_idx];
+                       bfqq = async_bfqq;
                else if (bfqq->waker_bfqq &&
                           bfq_bfqq_busy(bfqq->waker_bfqq) &&
                           bfqq->waker_bfqq->next_rq &&