Commit b6d428c6 authored by NeilBrown's avatar 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: default avatarNeilBrown <neilb@suse.de>
parent 7ceb17e8
...@@ -5293,7 +5293,8 @@ static void __md_stop_writes(struct mddev *mddev) ...@@ -5293,7 +5293,8 @@ static void __md_stop_writes(struct mddev *mddev)
bitmap_flush(mddev); bitmap_flush(mddev);
md_super_wait(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 */ /* mark array as shutdown cleanly */
mddev->in_sync = 1; mddev->in_sync = 1;
md_update_sb(mddev, 1); md_update_sb(mddev, 1);
......
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