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authorTakashi Iwai <tiwai@suse.de>2012-07-04 09:12:50 +0200
committerTakashi Iwai <tiwai@suse.de>2012-07-04 09:12:50 +0200
commitf68d891d85c8f9ab1af663ed3ceac18ad58dbabe (patch)
treed92db7af512307ab5282eb62f3dd1741ac71d21f /drivers/md/raid1.c
parent5780b627e24113323427c102175296ae43dfb9d7 (diff)
parent3fd877d32cac31292628fb8f443543fc1989b49b (diff)
Merge branch 'topic/hda-beep' into topic/hda
Diffstat (limited to 'drivers/md/raid1.c')
-rw-r--r--drivers/md/raid1.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 835de7168cd3..a9c7981ddd24 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -2550,6 +2550,7 @@ static struct r1conf *setup_conf(struct mddev *mddev)
err = -EINVAL;
spin_lock_init(&conf->device_lock);
rdev_for_each(rdev, mddev) {
+ struct request_queue *q;
int disk_idx = rdev->raid_disk;
if (disk_idx >= mddev->raid_disks
|| disk_idx < 0)
@@ -2562,6 +2563,9 @@ static struct r1conf *setup_conf(struct mddev *mddev)
if (disk->rdev)
goto abort;
disk->rdev = rdev;
+ q = bdev_get_queue(rdev->bdev);
+ if (q->merge_bvec_fn)
+ mddev->merge_check_needed = 1;
disk->head_position = 0;
}