drivers/md/dm-cache-target.c

322 	struct dm_dev *cache_dev;
735 	bio_set_dev(bio, cache->cache_dev->bdev);
1109 	c_region.bdev = cache->cache_dev->bdev;
1946 	if (cache->cache_dev)
1947 		dm_put_device(cache->ti, cache->cache_dev);
2018 	struct dm_dev *cache_dev;
2037 	if (ca->cache_dev)
2038 		dm_put_device(ca->ti, ca->cache_dev);
2089 			  BLK_OPEN_READ | BLK_OPEN_WRITE, &ca->cache_dev);
2094 	ca->cache_sectors = get_dev_size(ca->cache_dev);
2422 	cache->cache_dev = ca->cache_dev;
2424 	ca->metadata_dev = ca->origin_dev = ca->cache_dev = NULL;
2931 	sector_t size = get_dev_size(cache->cache_dev);
3228 		format_dev_t(buf, cache->cache_dev->bdev->bd_dev);
3250 		format_dev_t(buf, cache->cache_dev->bdev->bd_dev);
3441 	r = fn(ti, cache->cache_dev, 0, get_dev_size(cache->cache_dev), data);