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block: don't verify queue freeze manually in elevator_init_mq()

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Now blk_freeze_queue_start() can track disk state automatically, and
it isn't necessary to verify queue freeze manually in elevator_init_mq()
any more.

Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20241127135133.3952153-4-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Ming Lei 2024-11-27 21:51:29 +08:00 committed by Jens Axboe
parent b06cdcda0c
commit a97e3f357d
1 changed files with 2 additions and 5 deletions
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7
block/elevator.c
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@ -601,16 +601,13 @@ void elevator_init_mq(struct request_queue *q)
* *
* Disk isn't added yet, so verifying queue lock only manually. * Disk isn't added yet, so verifying queue lock only manually.
*/ */
blk_freeze_queue_start_non_owner(q); blk_mq_freeze_queue(q);
blk_freeze_acquire_lock(q, false);
blk_mq_freeze_queue_wait(q);
blk_mq_cancel_work_sync(q); blk_mq_cancel_work_sync(q);
err = blk_mq_init_sched(q, e); err = blk_mq_init_sched(q, e);
blk_unfreeze_release_lock(q, false); blk_mq_unfreeze_queue(q);
blk_mq_unfreeze_queue_non_owner(q);
if (err) { if (err) {
pr_warn("\"%s\" elevator initialization failed, " pr_warn("\"%s\" elevator initialization failed, "