commit | c2bb6242ece5a2a0b6bd415c1d58babe83e971a8 | [log] [tgz] |
---|---|---|
author | Shaohua Li <shli@fb.com> | Thu Oct 08 21:54:07 2015 -0700 |
committer | NeilBrown <neilb@suse.com> | Sun Nov 01 13:48:29 2015 +1100 |
tree | 9851a37565bc5e14d75ad99b7fe0d53b49fb1d7b | |
parent | 4b482044d24f3db2e11607d0a18f64b3a326972d [diff] |
raid5: journal disk can't be removed raid5-cache uses journal disk rdev->bdev, rdev->mddev in several places. Don't allow journal disk disappear magically. On the other hand, we do need to update superblock for other disks to bump up ->events, so next time journal disk will be identified as stale. Signed-off-by: Shaohua Li <shli@fb.com> Signed-off-by: NeilBrown <neilb@suse.com>