dm_sm_disk_open 689 drivers/md/dm-thin-metadata.c pmd->data_sm = dm_sm_disk_open(pmd->tm, disk_super->data_space_map_root, dm_sm_disk_open 318 drivers/md/persistent-data/dm-space-map-disk.c EXPORT_SYMBOL_GPL(dm_sm_disk_open); dm_sm_disk_open 22 drivers/md/persistent-data/dm-space-map-disk.h struct dm_space_map *dm_sm_disk_open(struct dm_transaction_manager *tm,