110 	__le64 held_root;  member
507 	disk_super->held_root = 0;  in __write_initial_superblock()
1207 	dm_block_t held_root;  in __reserve_metadata_snap()  local
1226 	held_root = dm_block_location(copy);  in __reserve_metadata_snap()
1229 	if (le64_to_cpu(disk_super->held_root)) {  in __reserve_metadata_snap()
1232 		dm_tm_dec(pmd->tm, held_root);  in __reserve_metadata_snap()
1257 		dm_tm_dec(pmd->tm, held_root);  in __reserve_metadata_snap()
1262 	disk_super->held_root = cpu_to_le64(held_root);  in __reserve_metadata_snap()
1284 	dm_block_t held_root;  in __release_metadata_snap()  local
1291 	held_root = le64_to_cpu(disk_super->held_root);  in __release_metadata_snap()
1292 	disk_super->held_root = cpu_to_le64(0);  in __release_metadata_snap()
1296 	if (!held_root) {  in __release_metadata_snap()
1301 	r = dm_tm_read_lock(pmd->tm, held_root, &sb_validator, &copy);  in __release_metadata_snap()
1308 	dm_sm_dec_block(pmd->metadata_sm, held_root);  in __release_metadata_snap()
1340 	*result = le64_to_cpu(disk_super->held_root);  in __get_metadata_snap()