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md: replace wait loop with wait_event() in md_handle_request()

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The wait loop is equivalent to wait_event() and can be simplified by
usaing it for improving readability.

Signed-off-by: Abd-Alrhman Masalkhi <abd.masalkhi@gmail.com>
Link: https://lore.kernel.org/r/20260415140319.376578-2-abd.masalkhi@gmail.com
Signed-off-by: Yu Kuai <yukuai@fnnas.com>
This commit is contained in:
Abd-Alrhman Masalkhi 2026-04-15 16:03:18 +02:00 committed by Yu Kuai
parent 9aa6d860b0
commit 8e8278ac70
1 changed files with 1 additions and 9 deletions
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10
drivers/md/md.c
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@ -396,20 +396,12 @@ bool md_handle_request(struct mddev *mddev, struct bio *bio)
{
check_suspended:
if (is_suspended(mddev, bio)) {
DEFINE_WAIT(__wait);
/* Bail out if REQ_NOWAIT is set for the bio */
if (bio->bi_opf & REQ_NOWAIT) {
bio_wouldblock_error(bio);
return true;
}
for (;;) {
prepare_to_wait(&mddev->sb_wait, &__wait,
TASK_UNINTERRUPTIBLE);
if (!is_suspended(mddev, bio))
break;
schedule();
}
finish_wait(&mddev->sb_wait, &__wait);
wait_event(mddev->sb_wait, !is_suspended(mddev, bio));
}
if (!percpu_ref_tryget_live(&mddev->active_io))
goto check_suspended;