QUEUE_ORDERED_TAG   37 block/blk-barrier.c 	    ordered != QUEUE_ORDERED_TAG &&
QUEUE_ORDERED_TAG  197 block/blk-barrier.c 	if ((q->ordered & QUEUE_ORDERED_TAG) || q->in_flight == 0)
QUEUE_ORDERED_TAG  240 block/blk-barrier.c 	if (q->ordered & QUEUE_ORDERED_TAG) {