md/raid1: avoid soft lockup under high load

As all I/O is being pushed through a kernel thread the softlockup watchdog might be triggered under high load. Signed-off-by: Hannes Reinecke <hare@suse.de> Signed-off-by: Song Liu <songliubraving@fb.com>
2019-10-25 09:08:56 +02:00 · 2019-10-25 09:08:56 +02:00 · 5fa4f8bac9
parent da644b2cc1
commit 5fa4f8bac9
1 changed files with 1 additions and 0 deletions
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@ -819,6 +819,7 @@ static void flush_bio_list(struct r1conf *conf, struct bio *bio)
 		else
 			generic_make_request(bio);
 		bio = next;
+		cond_resched();
 	}
 }