76 			  struct btrfs_path *path,  in btrfs_lookup_inode_extref()  argument
88 	ret = btrfs_search_slot(trans, root, &key, path, ins_len, cow);  in btrfs_lookup_inode_extref()
93 	return btrfs_find_name_in_ext_backref(path->nodes[0], path->slots[0],  in btrfs_lookup_inode_extref()
104 	struct btrfs_path *path;  in btrfs_del_inode_extref()  local
118 	path = btrfs_alloc_path();  in btrfs_del_inode_extref()
119 	if (!path)  in btrfs_del_inode_extref()
122 	path->leave_spinning = 1;  in btrfs_del_inode_extref()
124 	ret = btrfs_search_slot(trans, root, &key, path, -1, 1);  in btrfs_del_inode_extref()
135 	extref = btrfs_find_name_in_ext_backref(path->nodes[0], path->slots[0],  in btrfs_del_inode_extref()
143 	leaf = path->nodes[0];  in btrfs_del_inode_extref()
144 	item_size = btrfs_item_size_nr(leaf, path->slots[0]);  in btrfs_del_inode_extref()
153 		ret = btrfs_del_item(trans, root, path);  in btrfs_del_inode_extref()
158 	item_start = btrfs_item_ptr_offset(leaf, path->slots[0]);  in btrfs_del_inode_extref()
163 	btrfs_truncate_item(path, item_size - del_len, 1);  in btrfs_del_inode_extref()
166 	btrfs_free_path(path);  in btrfs_del_inode_extref()
176 	struct btrfs_path *path;  in btrfs_del_inode_ref()  local
192 	path = btrfs_alloc_path();  in btrfs_del_inode_ref()
193 	if (!path)  in btrfs_del_inode_ref()
196 	path->leave_spinning = 1;  in btrfs_del_inode_ref()
198 	ret = btrfs_search_slot(trans, root, &key, path, -1, 1);  in btrfs_del_inode_ref()
207 	ref = btrfs_find_name_in_backref(path->nodes[0], path->slots[0], name,  in btrfs_del_inode_ref()
214 	leaf = path->nodes[0];  in btrfs_del_inode_ref()
215 	item_size = btrfs_item_size_nr(leaf, path->slots[0]);  in btrfs_del_inode_ref()
221 		ret = btrfs_del_item(trans, root, path);  in btrfs_del_inode_ref()
226 	item_start = btrfs_item_ptr_offset(leaf, path->slots[0]);  in btrfs_del_inode_ref()
229 	btrfs_truncate_item(path, item_size - sub_item_len, 1);  in btrfs_del_inode_ref()
231 	btrfs_free_path(path);  in btrfs_del_inode_ref()
260 	struct btrfs_path *path;  in btrfs_insert_inode_extref()  local
269 	path = btrfs_alloc_path();  in btrfs_insert_inode_extref()
270 	if (!path)  in btrfs_insert_inode_extref()
273 	path->leave_spinning = 1;  in btrfs_insert_inode_extref()
274 	ret = btrfs_insert_empty_item(trans, root, path, &key,  in btrfs_insert_inode_extref()
277 		if (btrfs_find_name_in_ext_backref(path->nodes[0],  in btrfs_insert_inode_extref()
278 						   path->slots[0],  in btrfs_insert_inode_extref()
283 		btrfs_extend_item(path, ins_len);  in btrfs_insert_inode_extref()
289 	leaf = path->nodes[0];  in btrfs_insert_inode_extref()
290 	item = btrfs_item_nr(path->slots[0]);  in btrfs_insert_inode_extref()
291 	ptr = (unsigned long)btrfs_item_ptr(leaf, path->slots[0], char);  in btrfs_insert_inode_extref()
295 	btrfs_set_inode_extref_name_len(path->nodes[0], extref, name_len);  in btrfs_insert_inode_extref()
296 	btrfs_set_inode_extref_index(path->nodes[0], extref, index);  in btrfs_insert_inode_extref()
297 	btrfs_set_inode_extref_parent(path->nodes[0], extref, ref_objectid);  in btrfs_insert_inode_extref()
300 	write_extent_buffer(path->nodes[0], name, ptr, name_len);  in btrfs_insert_inode_extref()
301 	btrfs_mark_buffer_dirty(path->nodes[0]);  in btrfs_insert_inode_extref()
304 	btrfs_free_path(path);  in btrfs_insert_inode_extref()
315 	struct btrfs_path *path;  in btrfs_insert_inode_ref()  local
326 	path = btrfs_alloc_path();  in btrfs_insert_inode_ref()
327 	if (!path)  in btrfs_insert_inode_ref()
330 	path->leave_spinning = 1;  in btrfs_insert_inode_ref()
331 	path->skip_release_on_error = 1;  in btrfs_insert_inode_ref()
332 	ret = btrfs_insert_empty_item(trans, root, path, &key,  in btrfs_insert_inode_ref()
336 		ref = btrfs_find_name_in_backref(path->nodes[0], path->slots[0],  in btrfs_insert_inode_ref()
341 		old_size = btrfs_item_size_nr(path->nodes[0], path->slots[0]);  in btrfs_insert_inode_ref()
342 		btrfs_extend_item(path, ins_len);  in btrfs_insert_inode_ref()
343 		ref = btrfs_item_ptr(path->nodes[0], path->slots[0],  in btrfs_insert_inode_ref()
346 		btrfs_set_inode_ref_name_len(path->nodes[0], ref, name_len);  in btrfs_insert_inode_ref()
347 		btrfs_set_inode_ref_index(path->nodes[0], ref, index);  in btrfs_insert_inode_ref()
352 			if (btrfs_find_name_in_backref(path->nodes[0],  in btrfs_insert_inode_ref()
353 						       path->slots[0],  in btrfs_insert_inode_ref()
361 		ref = btrfs_item_ptr(path->nodes[0], path->slots[0],  in btrfs_insert_inode_ref()
363 		btrfs_set_inode_ref_name_len(path->nodes[0], ref, name_len);  in btrfs_insert_inode_ref()
364 		btrfs_set_inode_ref_index(path->nodes[0], ref, index);  in btrfs_insert_inode_ref()
367 	write_extent_buffer(path->nodes[0], name, ptr, name_len);  in btrfs_insert_inode_ref()
368 	btrfs_mark_buffer_dirty(path->nodes[0]);  in btrfs_insert_inode_ref()
371 	btrfs_free_path(path);  in btrfs_insert_inode_ref()
390 			     struct btrfs_path *path, u64 objectid)  in btrfs_insert_empty_inode()  argument
398 	ret = btrfs_insert_empty_item(trans, root, path, &key,  in btrfs_insert_empty_inode()
404 		       *root, struct btrfs_path *path,  in btrfs_lookup_inode()  argument
414 	ret = btrfs_search_slot(trans, root, location, path, ins_len, cow);  in btrfs_lookup_inode()
416 	    location->offset == (u64)-1 && path->slots[0] != 0) {  in btrfs_lookup_inode()
417 		slot = path->slots[0] - 1;  in btrfs_lookup_inode()
418 		leaf = path->nodes[0];  in btrfs_lookup_inode()
422 			path->slots[0]--;  in btrfs_lookup_inode()