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md-cluster: don't send msg if array is closing

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If we close an array which resync thread is running,
then we don't need the node to send msg since another
node would launch the resync thread to continue the
rest works. Also send a message is time consuming,
we should avoid it.

Signed-off-by: Guoqing Jiang <gqjiang@suse.com>
Reviewed-by: NeilBrown <neilb@suse.com>
Signed-off-by: Shaohua Li <shli@fb.com>
This commit is contained in:
Guoqing Jiang 2018-07-02 16:26:26 +08:00 committed by Shaohua Li
parent 0357ba27bd
commit df8c676418
1 changed files with 9 additions and 1 deletions
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10
drivers/md/md-cluster.c
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@ -1281,7 +1281,15 @@ static int resync_finish(struct mddev *mddev)
clear_bit(MD_RESYNCING_REMOTE, &mddev->recovery);
dlm_unlock_sync(cinfo->resync_lockres);
return resync_info_update(mddev, 0, 0);
/*
* If resync thread is interrupted so we can't say resync is finished,
* another node will launch resync thread to continue.
*/
if (test_bit(MD_CLOSING, &mddev->flags))
return 0;
else
return resync_info_update(mddev, 0, 0);
}
static int area_resyncing(struct mddev *mddev, int direction,