Because the conf->raid_disks is zero at first,so if there is a
replacement disk, func setup_conf will abort.
Signed-off-by: Jianpeng Ma <majianpeng@xxxxxxxxx>
---
drivers/md/raid1.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 8034fbd..4eec567 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -2703,6 +2703,7 @@ static struct r1conf *setup_conf(struct mddev *mddev)
err = -EINVAL;
spin_lock_init(&conf->device_lock);
+ conf->raid_disks = mddev->raid_disks;
rdev_for_each(rdev, mddev) {
struct request_queue *q;
int disk_idx = rdev->raid_disk;
@@ -2724,7 +2725,6 @@ static struct r1conf *setup_conf(struct mddev *mddev)
disk->head_position = 0;
disk->seq_start = MaxSector;
}
- conf->raid_disks = mddev->raid_disks;
conf->mddev = mddev;
INIT_LIST_HEAD(&conf->retry_list);
--
1.7.9.5
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