99 static inline void btrfs_backref_iter_free(struct btrfs_backref_iter *iter)  in btrfs_backref_iter_free()  argument
101 	if (!iter)  in btrfs_backref_iter_free()
103 	btrfs_free_path(iter->path);  in btrfs_backref_iter_free()
104 	kfree(iter);  in btrfs_backref_iter_free()
108 		struct btrfs_backref_iter *iter)  in btrfs_backref_get_eb()  argument
110 	if (!iter)  in btrfs_backref_get_eb()
112 	return iter->path->nodes[0];  in btrfs_backref_get_eb()
122 		struct btrfs_backref_iter *iter)  in btrfs_backref_has_tree_block_info()  argument
124 	if (iter->cur_key.type == BTRFS_EXTENT_ITEM_KEY &&  in btrfs_backref_has_tree_block_info()
125 	    iter->cur_ptr - iter->item_ptr == sizeof(struct btrfs_extent_item))  in btrfs_backref_has_tree_block_info()
130 int btrfs_backref_iter_start(struct btrfs_backref_iter *iter, u64 bytenr);
132 int btrfs_backref_iter_next(struct btrfs_backref_iter *iter);
135 		struct btrfs_backref_iter *iter)  in btrfs_backref_iter_is_inline_ref()  argument
137 	if (iter->cur_key.type == BTRFS_EXTENT_ITEM_KEY ||  in btrfs_backref_iter_is_inline_ref()
138 	    iter->cur_key.type == BTRFS_METADATA_ITEM_KEY)  in btrfs_backref_iter_is_inline_ref()
143 static inline void btrfs_backref_iter_release(struct btrfs_backref_iter *iter)  in btrfs_backref_iter_release()  argument
145 	iter->bytenr = 0;  in btrfs_backref_iter_release()
146 	iter->item_ptr = 0;  in btrfs_backref_iter_release()
147 	iter->cur_ptr = 0;  in btrfs_backref_iter_release()
148 	iter->end_ptr = 0;  in btrfs_backref_iter_release()
149 	btrfs_release_path(iter->path);  in btrfs_backref_iter_release()
150 	memset(&iter->cur_key, 0, sizeof(iter->cur_key));  in btrfs_backref_iter_release()
370 				struct btrfs_backref_iter *iter,