52 	struct dm_dev *cow;  member
184 	return s->cow;  in dm_snap_cow()
465 		if (!bdev_equal(s->cow->bdev, snap->cow->bdev))  in __find_snapshots_sharing_cow()
890 	cow_dev_size = get_dev_size(s->cow->bdev);  in init_hash_tables()
1089 	src.bdev = s->cow->bdev;  in snapshot_merge_next_chunks()
1310 	r = dm_get_device(ti, cow_path, dm_table_get_mode(ti->table), &s->cow);  in snapshot_ctr()
1434 	dm_put_device(ti, s->cow);  in snapshot_ctr()
1533 	dm_put_device(ti, s->cow);  in snapshot_dtr()
1826 	dest.bdev = s->cow->bdev;  in start_copy()
1929 	bio_set_dev(bio, s->cow->bdev);  in remap_exception()
1951 	dest.bdev = s->cow->bdev;  in zero_exception()
1979 		bio_set_dev(bio, s->cow->bdev);  in snapshot_map()
2148 			bio_set_dev(bio, s->cow->bdev);  in snapshot_merge_map()
2381 		DMEMIT("%s %s", snap->origin->name, snap->cow->name);  in snapshot_status()
2405 		r = fn(ti, snap->cow, 0, get_dev_size(snap->cow->bdev), data);  in snapshot_iterate_devices()