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authorHeinz Mauelshagen <heinzm@redhat.com>2018-09-06 18:33:40 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-10-10 08:53:21 +0200
commitba650e7b6bca36e6c128a9b9c4488b68e1f8a813 (patch)
tree80f6b765a4712e9b3d277225a0fbf0f1fd22e6c3
parent6a60c74a6877d79efe63e7401acefdce8b0e5798 (diff)
dm raid: fix rebuild of specific devices by updating superblock
[ Upstream commit c44a5ee803d2b7ed8c2e6ce24a5c4dd60778886e ] Update superblock when particular devices are requested via rebuild (e.g. lvconvert --replace ...) to avoid spurious failure with the "New device injected into existing raid set without 'delta_disks' or 'rebuild' parameter specified" error message. Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/md/dm-raid.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index ee75e3510be6..3f389b267e04 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -2880,6 +2880,11 @@ static int raid_ctr(struct dm_target *ti, unsigned int argc, char **argv)
set_bit(RT_FLAG_UPDATE_SBS, &rs->runtime_flags);
rs_set_new(rs);
} else if (rs_is_recovering(rs)) {
+ /* Rebuild particular devices */
+ if (test_bit(__CTR_FLAG_REBUILD, &rs->ctr_flags)) {
+ set_bit(RT_FLAG_UPDATE_SBS, &rs->runtime_flags);
+ rs_setup_recovery(rs, MaxSector);
+ }
/* A recovering raid set may be resized */
; /* skip setup rs */
} else if (rs_is_reshaping(rs)) {