do_origin        1576 drivers/md/dm-snap.c static int do_origin(struct dm_dev *origin, struct bio *bio, bool limit);
do_origin        1589 drivers/md/dm-snap.c 		r = do_origin(s->origin, bio, false);
do_origin        2166 drivers/md/dm-snap.c 		return do_origin(s->origin, bio, false);
do_origin        2671 drivers/md/dm-snap.c 	return do_origin(o->dev, bio, true);