4780 			struct extent_map *hole_em;  in btrfs_cont_expand()  local
4789 			hole_em = alloc_extent_map();  in btrfs_cont_expand()
4790 			if (!hole_em) {  in btrfs_cont_expand()
4795 			hole_em->start = cur_offset;  in btrfs_cont_expand()
4796 			hole_em->len = hole_size;  in btrfs_cont_expand()
4797 			hole_em->orig_start = cur_offset;  in btrfs_cont_expand()
4799 			hole_em->block_start = EXTENT_MAP_HOLE;  in btrfs_cont_expand()
4800 			hole_em->block_len = 0;  in btrfs_cont_expand()
4801 			hole_em->orig_block_len = 0;  in btrfs_cont_expand()
4802 			hole_em->ram_bytes = hole_size;  in btrfs_cont_expand()
4803 			hole_em->bdev = root->fs_info->fs_devices->latest_bdev;  in btrfs_cont_expand()
4804 			hole_em->compress_type = BTRFS_COMPRESS_NONE;  in btrfs_cont_expand()
4805 			hole_em->generation = root->fs_info->generation;  in btrfs_cont_expand()
4809 				err = add_extent_mapping(em_tree, hole_em, 1);  in btrfs_cont_expand()
4817 			free_extent_map(hole_em);  in btrfs_cont_expand()
6948 	struct extent_map *hole_em = NULL;  in btrfs_get_extent_fiemap()  local
6969 			hole_em = em;  in btrfs_get_extent_fiemap()
6993 		em = hole_em;  in btrfs_get_extent_fiemap()
6994 		hole_em = NULL;  in btrfs_get_extent_fiemap()
7021 		if (hole_em) {  in btrfs_get_extent_fiemap()
7022 			u64 calc_end = extent_map_end(hole_em);  in btrfs_get_extent_fiemap()
7024 			if (calc_end <= start || (hole_em->start > end)) {  in btrfs_get_extent_fiemap()
7025 				free_extent_map(hole_em);  in btrfs_get_extent_fiemap()
7026 				hole_em = NULL;  in btrfs_get_extent_fiemap()
7028 				hole_start = max(hole_em->start, start);  in btrfs_get_extent_fiemap()
7033 		if (hole_em && range_start > hole_start) {  in btrfs_get_extent_fiemap()
7046 			em->block_start = hole_em->block_start;  in btrfs_get_extent_fiemap()
7048 			if (test_bit(EXTENT_FLAG_PREALLOC, &hole_em->flags))  in btrfs_get_extent_fiemap()
7057 	} else if (hole_em) {  in btrfs_get_extent_fiemap()
7058 		return hole_em;  in btrfs_get_extent_fiemap()
7062 	free_extent_map(hole_em);  in btrfs_get_extent_fiemap()