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-rw-r--r--drivers/md/raid1.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index a368db2431a..a0b225eb4ac 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -624,7 +624,7 @@ int md_raid1_congested(struct mddev *mddev, int bits)
return 1;
rcu_read_lock();
- for (i = 0; i < conf->raid_disks; i++) {
+ for (i = 0; i < conf->raid_disks * 2; i++) {
struct md_rdev *rdev = rcu_dereference(conf->mirrors[i].rdev);
if (rdev && !test_bit(Faulty, &rdev->flags)) {
struct request_queue *q = bdev_get_queue(rdev->bdev);