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-rw-r--r--drivers/md/md.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 757e388308a8..a20b7806de7a 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -3611,6 +3611,8 @@ level_store(struct mddev *mddev, const char *buf, size_t len)
pers->run(mddev);
set_bit(MD_CHANGE_DEVS, &mddev->flags);
mddev_resume(mddev);
+ if (!mddev->thread)
+ md_update_sb(mddev, 1);
sysfs_notify(&mddev->kobj, NULL, "level");
md_new_event(mddev);
return rv;