md: use msleep() in md_notify_reboot()

edumazet · liu-song-6 · commit 7d959f6e978c · 2022-03-08T15:20:21.000-08:00
Calling mdelay(1000) from process context, even while a reboot
is in progress, does not make sense.

Using msleep() allows other threads to make progress.

Signed-off-by: Eric Dumazet &lt;edumazet@google.com&gt;
Cc: linux-raid@vger.kernel.org
Signed-off-by: Song Liu &lt;song@kernel.org&gt;
diff --git a/drivers/md/md.c b/drivers/md/md.c
@@ -9582,7 +9582,7 @@ static int md_notify_reboot(struct notifier_block *this,
 	 * driver, we do want to have a safe RAID driver ...
 	 */
 	if (need_delay)
-		mdelay(1000*1);
+		msleep(1000);
 
 	return NOTIFY_DONE;
 }

Original file line number	Diff line number	Diff line change
`@@ -9582,7 +9582,7 @@ static int md_notify_reboot(struct notifier_block *this,`
`9582`	`9582`	`* driver, we do want to have a safe RAID driver ...`
`9583`	`9583`	`*/`
`9584`	`9584`	`if (need_delay)`
`9585`		`- mdelay(1000*1);`
	`9585`	`+ msleep(1000);`
`9586`	`9586`
`9587`	`9587`	`return NOTIFY_DONE;`
`9588`	`9588`	`}`