Commit b6d428c6 authored Apr 24, 2013 by NeilBrown

md: don't update metadata when stopping a read-only array.



read-only arrays should stay that way as much as possible.
Updating the metadata - which could be triggered by a re-add
while assembling the array metadata - should be avoided.

Signed-off-by: NeilBrown <neilb@suse.de>

parent 7ceb17e8

drivers/md/md.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -5293,7 +5293,8 @@ static void __md_stop_writes(struct mddev *mddev)
		bitmap_flush(mddev);
		md_super_wait(mddev);

		if (!mddev->in_sync \|\| mddev->flags) {
		if (mddev->ro == 0 &&
		(!mddev->in_sync \|\| mddev->flags)) {
		/* mark array as shutdown cleanly */
		mddev->in_sync = 1;
		md_update_sb(mddev, 1);