[PATCH v3 7/8] block, bfq: remove unnecessary goto tag in bfq_dispatch_rq_from_bfqq

From: Kemeng Shi
Date: Mon Jan 02 2023 - 20:55:21 EST


We jump to tag only for returning current rq. Return directly to
remove this tag.

Signed-off-by: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx>
---
block/bfq-iosched.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index 9ff424c78e9b..a11be312ac77 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -4966,7 +4966,7 @@ static struct request *bfq_dispatch_rq_from_bfqq(struct bfq_data *bfqd,
bfq_dispatch_remove(bfqd->queue, rq);

if (bfqq != bfqd->in_service_queue)
- goto return_rq;
+ return rq;

/*
* If weight raising has to terminate for bfqq, then next
@@ -4986,12 +4986,9 @@ static struct request *bfq_dispatch_rq_from_bfqq(struct bfq_data *bfqd,
* belongs to CLASS_IDLE and other queues are waiting for
* service.
*/
- if (!(bfq_tot_busy_queues(bfqd) > 1 && bfq_class_idle(bfqq)))
- goto return_rq;
+ if (bfq_tot_busy_queues(bfqd) > 1 && bfq_class_idle(bfqq))
+ bfq_bfqq_expire(bfqd, bfqq, false, BFQQE_BUDGET_EXHAUSTED);

- bfq_bfqq_expire(bfqd, bfqq, false, BFQQE_BUDGET_EXHAUSTED);
-
-return_rq:
return rq;
}

--
2.30.0