From: Abd-Alrhman Masalkhi <abd.masalkhi@gmail.com>
Date: Wed, 15 Apr 2026 14:03:18 +0000 (+0200)
Subject: md: replace wait loop with wait_event() in md_handle_request()
X-Git-Tag: v7.1-rc2~13^2^2~7
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8e8278ac702e2d5d44211b4b10599aa3b2cb0555;p=thirdparty%2Fkernel%2Flinux.git

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

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>
---

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 8656f2eff40d..ebaf47fb9de6 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -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;