68 		    struct btrfs_path *path, struct btrfs_root_item *root_item,  in btrfs_find_root()  argument
76 	ret = btrfs_search_slot(NULL, root, search_key, path, 0, 0);  in btrfs_find_root()
92 		if (path->slots[0] == 0)  in btrfs_find_root()
94 		path->slots[0]--;  in btrfs_find_root()
98 	l = path->nodes[0];  in btrfs_find_root()
99 	slot = path->slots[0];  in btrfs_find_root()
113 	btrfs_release_path(path);  in btrfs_find_root()
133 	struct btrfs_path *path;  in btrfs_update_root()  local
140 	path = btrfs_alloc_path();  in btrfs_update_root()
141 	if (!path)  in btrfs_update_root()
144 	ret = btrfs_search_slot(trans, root, key, path, 0, 1);  in btrfs_update_root()
157 	l = path->nodes[0];  in btrfs_update_root()
158 	slot = path->slots[0];  in btrfs_update_root()
168 		btrfs_release_path(path);  in btrfs_update_root()
169 		ret = btrfs_search_slot(trans, root, key, path,  in btrfs_update_root()
176 		ret = btrfs_del_item(trans, root, path);  in btrfs_update_root()
181 		btrfs_release_path(path);  in btrfs_update_root()
182 		ret = btrfs_insert_empty_item(trans, root, path,  in btrfs_update_root()
188 		l = path->nodes[0];  in btrfs_update_root()
189 		slot = path->slots[0];  in btrfs_update_root()
200 	btrfs_mark_buffer_dirty(trans, path->nodes[0]);  in btrfs_update_root()
202 	btrfs_free_path(path);  in btrfs_update_root()
220 	struct btrfs_path *path;  in btrfs_find_orphan_roots()  local
226 	path = btrfs_alloc_path();  in btrfs_find_orphan_roots()
227 	if (!path)  in btrfs_find_orphan_roots()
237 		ret = btrfs_search_slot(NULL, tree_root, &key, path, 0, 0);  in btrfs_find_orphan_roots()
243 		leaf = path->nodes[0];  in btrfs_find_orphan_roots()
244 		if (path->slots[0] >= btrfs_header_nritems(leaf)) {  in btrfs_find_orphan_roots()
245 			ret = btrfs_next_leaf(tree_root, path);  in btrfs_find_orphan_roots()
250 			leaf = path->nodes[0];  in btrfs_find_orphan_roots()
253 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_find_orphan_roots()
254 		btrfs_release_path(path);  in btrfs_find_orphan_roots()
270 			btrfs_release_path(path);  in btrfs_find_orphan_roots()
313 	btrfs_free_path(path);  in btrfs_find_orphan_roots()
322 	struct btrfs_path *path;  in btrfs_del_root()  local
325 	path = btrfs_alloc_path();  in btrfs_del_root()
326 	if (!path)  in btrfs_del_root()
328 	ret = btrfs_search_slot(trans, root, key, path, -1, 1);  in btrfs_del_root()
337 	ret = btrfs_del_item(trans, root, path);  in btrfs_del_root()
339 	btrfs_free_path(path);  in btrfs_del_root()
348 	struct btrfs_path *path;  in btrfs_del_root_ref()  local
355 	path = btrfs_alloc_path();  in btrfs_del_root_ref()
356 	if (!path)  in btrfs_del_root_ref()
363 	ret = btrfs_search_slot(trans, tree_root, &key, path, -1, 1);  in btrfs_del_root_ref()
367 		leaf = path->nodes[0];  in btrfs_del_root_ref()
368 		ref = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_del_root_ref()
379 		ret = btrfs_del_item(trans, tree_root, path);  in btrfs_del_root_ref()
388 		btrfs_release_path(path);  in btrfs_del_root_ref()
396 	btrfs_free_path(path);  in btrfs_del_root_ref()
422 	struct btrfs_path *path;  in btrfs_add_root_ref()  local
427 	path = btrfs_alloc_path();  in btrfs_add_root_ref()
428 	if (!path)  in btrfs_add_root_ref()
435 	ret = btrfs_insert_empty_item(trans, tree_root, path, &key,  in btrfs_add_root_ref()
439 		btrfs_free_path(path);  in btrfs_add_root_ref()
443 	leaf = path->nodes[0];  in btrfs_add_root_ref()
444 	ref = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_root_ref);  in btrfs_add_root_ref()
453 		btrfs_release_path(path);  in btrfs_add_root_ref()
460 	btrfs_free_path(path);  in btrfs_add_root_ref()