263 	struct dm_block_manager *bm;  member
304 	return dm_bm_read_lock(md->bm, SUPERBLOCK_LOCATION,  in superblock_read_lock()
311 	return dm_bm_write_lock_zero(md->bm, SUPERBLOCK_LOCATION,  in superblock_lock_zero()
318 	return dm_bm_write_lock(md->bm, SUPERBLOCK_LOCATION,  in superblock_lock()
323 static int superblock_all_zeroes(struct dm_block_manager *bm, bool *result)  in superblock_all_zeroes()  argument
329 	unsigned sb_block_size = dm_bm_block_size(bm) / sizeof(__le64);  in superblock_all_zeroes()
334 	r = dm_bm_read_lock(bm, SUPERBLOCK_LOCATION, NULL, &b);  in superblock_all_zeroes()
439 	r = dm_tm_create_with_sm(md->bm, SUPERBLOCK_LOCATION,  in create_fresh_metadata()
581 	r = dm_tm_open_with_sm(md->bm, SUPERBLOCK_LOCATION,  in open_metadata()
616 	r = superblock_all_zeroes(md->bm, &unformatted);  in open_or_format_metadata()
631 	md->bm = dm_block_manager_create(md->bdev, DM_ERA_METADATA_BLOCK_SIZE,  in create_persistent_data_objects()
633 	if (IS_ERR(md->bm)) {  in create_persistent_data_objects()
635 		return PTR_ERR(md->bm);  in create_persistent_data_objects()
640 		dm_block_manager_destroy(md->bm);  in create_persistent_data_objects()
649 	dm_block_manager_destroy(md->bm);  in destroy_persistent_data_objects()