83 		    struct btrfs_path *path, struct btrfs_root_item *root_item,  in btrfs_find_root()  argument
91 	ret = btrfs_search_slot(NULL, root, search_key, path, 0, 0);  in btrfs_find_root()
100 		if (path->slots[0] == 0)  in btrfs_find_root()
102 		path->slots[0]--;  in btrfs_find_root()
106 	l = path->nodes[0];  in btrfs_find_root()
107 	slot = path->slots[0];  in btrfs_find_root()
121 	btrfs_release_path(path);  in btrfs_find_root()
140 	struct btrfs_path *path;  in btrfs_update_root()  local
147 	path = btrfs_alloc_path();  in btrfs_update_root()
148 	if (!path)  in btrfs_update_root()
151 	ret = btrfs_search_slot(trans, root, key, path, 0, 1);  in btrfs_update_root()
158 		btrfs_print_leaf(root, path->nodes[0]);  in btrfs_update_root()
164 	l = path->nodes[0];  in btrfs_update_root()
165 	slot = path->slots[0];  in btrfs_update_root()
175 		btrfs_release_path(path);  in btrfs_update_root()
176 		ret = btrfs_search_slot(trans, root, key, path,  in btrfs_update_root()
183 		ret = btrfs_del_item(trans, root, path);  in btrfs_update_root()
188 		btrfs_release_path(path);  in btrfs_update_root()
189 		ret = btrfs_insert_empty_item(trans, root, path,  in btrfs_update_root()
195 		l = path->nodes[0];  in btrfs_update_root()
196 		slot = path->slots[0];  in btrfs_update_root()
207 	btrfs_mark_buffer_dirty(path->nodes[0]);  in btrfs_update_root()
209 	btrfs_free_path(path);  in btrfs_update_root()
226 	struct btrfs_path *path;  in btrfs_find_orphan_roots()  local
237 	path = btrfs_alloc_path();  in btrfs_find_orphan_roots()
238 	if (!path)  in btrfs_find_orphan_roots()
249 		ret = btrfs_search_slot(NULL, tree_root, &key, path, 0, 0);  in btrfs_find_orphan_roots()
255 		leaf = path->nodes[0];  in btrfs_find_orphan_roots()
256 		if (path->slots[0] >= btrfs_header_nritems(leaf)) {  in btrfs_find_orphan_roots()
257 			ret = btrfs_next_leaf(tree_root, path);  in btrfs_find_orphan_roots()
262 			leaf = path->nodes[0];  in btrfs_find_orphan_roots()
265 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_find_orphan_roots()
266 		btrfs_release_path(path);  in btrfs_find_orphan_roots()
282 			btrfs_release_path(path);  in btrfs_find_orphan_roots()
331 	btrfs_free_path(path);  in btrfs_find_orphan_roots()
339 	struct btrfs_path *path;  in btrfs_del_root()  local
342 	path = btrfs_alloc_path();  in btrfs_del_root()
343 	if (!path)  in btrfs_del_root()
345 	ret = btrfs_search_slot(trans, root, key, path, -1, 1);  in btrfs_del_root()
351 	ret = btrfs_del_item(trans, root, path);  in btrfs_del_root()
353 	btrfs_free_path(path);  in btrfs_del_root()
363 	struct btrfs_path *path;  in btrfs_del_root_ref()  local
371 	path = btrfs_alloc_path();  in btrfs_del_root_ref()
372 	if (!path)  in btrfs_del_root_ref()
379 	ret = btrfs_search_slot(trans, tree_root, &key, path, -1, 1);  in btrfs_del_root_ref()
382 		leaf = path->nodes[0];  in btrfs_del_root_ref()
383 		ref = btrfs_item_ptr(leaf, path->slots[0],  in btrfs_del_root_ref()
392 		ret = btrfs_del_item(trans, tree_root, path);  in btrfs_del_root_ref()
401 		btrfs_release_path(path);  in btrfs_del_root_ref()
409 	btrfs_free_path(path);  in btrfs_del_root_ref()
435 	struct btrfs_path *path;  in btrfs_add_root_ref()  local
440 	path = btrfs_alloc_path();  in btrfs_add_root_ref()
441 	if (!path)  in btrfs_add_root_ref()
448 	ret = btrfs_insert_empty_item(trans, tree_root, path, &key,  in btrfs_add_root_ref()
452 		btrfs_free_path(path);  in btrfs_add_root_ref()
456 	leaf = path->nodes[0];  in btrfs_add_root_ref()
457 	ref = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_root_ref);  in btrfs_add_root_ref()
466 		btrfs_release_path(path);  in btrfs_add_root_ref()
473 	btrfs_free_path(path);  in btrfs_add_root_ref()