diff options
author | Shaohua Li <shli@fb.com> | 2018-10-14 17:05:07 -0700 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-11-21 09:27:38 +0100 |
commit | b234c2a058f08982af156a19ec49910361e1b98e (patch) | |
tree | de64fd816c4a742d95961ee0681d6b839300f07e /drivers/md/raid1.c | |
parent | bddfd0a2d61e3f627b50d88b713769583f7d7b03 (diff) |
MD: fix invalid stored role for a disk - try2
commit 9e753ba9b9b405e3902d9f08aec5f2ea58a0c317 upstream.
Commit d595567dc4f0 (MD: fix invalid stored role for a disk) broke linear
hotadd. Let's only fix the role for disks in raid1/10.
Based on Guoqing's original patch.
Reported-by: kernel test robot <rong.a.chen@intel.com>
Cc: Gioh Kim <gi-oh.kim@profitbricks.com>
Cc: Guoqing Jiang <gqjiang@suse.com>
Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/md/raid1.c')
-rw-r--r-- | drivers/md/raid1.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 89dcbf2fa846..82e284d2b202 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -1605,6 +1605,7 @@ static int raid1_add_disk(struct mddev *mddev, struct md_rdev *rdev) */ if (rdev->saved_raid_disk >= 0 && rdev->saved_raid_disk >= first && + rdev->saved_raid_disk < conf->raid_disks && conf->mirrors[rdev->saved_raid_disk].rdev == NULL) first = last = rdev->saved_raid_disk; |