dm_region_hash_destroy  932 drivers/md/dm-raid1.c 	dm_region_hash_destroy(ms->rh);
dm_region_hash_destroy  258 drivers/md/dm-region-hash.c EXPORT_SYMBOL_GPL(dm_region_hash_destroy);
dm_region_hash_destroy   43 include/linux/dm-region-hash.h void dm_region_hash_destroy(struct dm_region_hash *rh);