diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c index aa6c52c80e2e..1a48e02b83bc 100644 --- a/drivers/block/drbd/drbd_receiver.c +++ b/drivers/block/drbd/drbd_receiver.c @@ -3169,9 +3169,14 @@ static int receive_state(struct drbd_conf *mdev, enum drbd_packets cmd, unsigned os = ns = mdev->state; spin_unlock_irq(&mdev->req_lock); - /* peer says his disk is uptodate, while we think it is inconsistent, - * and this happens while we think we have a sync going on. */ - if (os.pdsk == D_INCONSISTENT && real_peer_disk == D_UP_TO_DATE && + /* If this is the "end of sync" confirmation, usually the peer disk + * transitions from D_INCONSISTENT to D_UP_TO_DATE. For empty (0 bits + * set) resync started in PausedSyncT, or if the timing of pause-/ + * unpause-sync events has been "just right", the peer disk may + * transition from D_CONSISTENT to D_UP_TO_DATE as well. + */ + if ((os.pdsk == D_INCONSISTENT || os.pdsk == D_CONSISTENT) && + real_peer_disk == D_UP_TO_DATE && os.conn > C_CONNECTED && os.disk == D_UP_TO_DATE) { /* If we are (becoming) SyncSource, but peer is still in sync * preparation, ignore its uptodate-ness to avoid flapping, it