From: Heinz Mauelshagen <heinzm@redhat.com>
Date: Thu, 23 Jun 2016 23:06:28 +0000 (+0200)
Subject: dm raid: fix new superblock/bitmap creation on disk addition
X-Git-Tag: v4.8-rc1~160^2~25
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=f6895fd5058910d010026e1b78c4e596754994be;p=linux.git

dm raid: fix new superblock/bitmap creation on disk addition

Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
---

diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index 457220217a93..5e41bf34eb87 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -2850,8 +2850,9 @@ static int raid_ctr(struct dm_target *ti, unsigned argc, char **argv)
 			set_bit(RT_FLAG_KEEP_RS_FROZEN, &rs->runtime_flags);
 		}
 
+		/* Create new superblocks and bitmaps, if any */
 		if (rs->md.raid_disks < rs->raid_disks)
-			set_bit(MD_ARRAY_FIRST_USE, &mddev->flags);
+			set_bit(RT_FLAG_UPDATE_SBS, &rs->runtime_flags);
 
 		rs_set_cur(rs);
 		rs_setup_recovery(rs, MaxSector);