47 				struct btrfs_delayed_node *delayed_node,  in btrfs_init_delayed_node()  argument
50 	delayed_node->root = root;  in btrfs_init_delayed_node()
51 	delayed_node->inode_id = inode_id;  in btrfs_init_delayed_node()
52 	refcount_set(&delayed_node->refs, 0);  in btrfs_init_delayed_node()
53 	delayed_node->ins_root = RB_ROOT_CACHED;  in btrfs_init_delayed_node()
54 	delayed_node->del_root = RB_ROOT_CACHED;  in btrfs_init_delayed_node()
55 	mutex_init(&delayed_node->mutex);  in btrfs_init_delayed_node()
56 	INIT_LIST_HEAD(&delayed_node->n_list);  in btrfs_init_delayed_node()
57 	INIT_LIST_HEAD(&delayed_node->p_list);  in btrfs_init_delayed_node()
67 	node = READ_ONCE(btrfs_inode->delayed_node);  in btrfs_get_delayed_node()
77 		if (btrfs_inode->delayed_node) {  in btrfs_get_delayed_node()
79 			BUG_ON(btrfs_inode->delayed_node != node);  in btrfs_get_delayed_node()
102 			btrfs_inode->delayed_node = node;  in btrfs_get_delayed_node()
151 	btrfs_inode->delayed_node = node;  in btrfs_get_or_create_delayed_node()
246 				struct btrfs_delayed_node *delayed_node,  in __btrfs_release_delayed_node()  argument
251 	if (!delayed_node)  in __btrfs_release_delayed_node()
254 	delayed_root = delayed_node->root->fs_info->delayed_root;  in __btrfs_release_delayed_node()
256 	mutex_lock(&delayed_node->mutex);  in __btrfs_release_delayed_node()
257 	if (delayed_node->count)  in __btrfs_release_delayed_node()
258 		btrfs_queue_delayed_node(delayed_root, delayed_node, mod);  in __btrfs_release_delayed_node()
260 		btrfs_dequeue_delayed_node(delayed_root, delayed_node);  in __btrfs_release_delayed_node()
261 	mutex_unlock(&delayed_node->mutex);  in __btrfs_release_delayed_node()
263 	if (refcount_dec_and_test(&delayed_node->refs)) {  in __btrfs_release_delayed_node()
264 		struct btrfs_root *root = delayed_node->root;  in __btrfs_release_delayed_node()
271 		ASSERT(refcount_read(&delayed_node->refs) == 0);  in __btrfs_release_delayed_node()
273 				  delayed_node->inode_id);  in __btrfs_release_delayed_node()
275 		kmem_cache_free(delayed_node_cache, delayed_node);  in __btrfs_release_delayed_node()
321 		item->delayed_node = node;  in btrfs_alloc_delayed_item()
359 static int __btrfs_add_delayed_item(struct btrfs_delayed_node *delayed_node,  in __btrfs_add_delayed_item()  argument
369 		root = &delayed_node->ins_root;  in __btrfs_add_delayed_item()
371 		root = &delayed_node->del_root;  in __btrfs_add_delayed_item()
395 	    ins->index >= delayed_node->index_cnt)  in __btrfs_add_delayed_item()
396 		delayed_node->index_cnt = ins->index + 1;  in __btrfs_add_delayed_item()
398 	delayed_node->count++;  in __btrfs_add_delayed_item()
399 	atomic_inc(&delayed_node->root->fs_info->delayed_root->items);  in __btrfs_add_delayed_item()
415 	struct btrfs_delayed_node *delayed_node = delayed_item->delayed_node;  in __btrfs_remove_delayed_item()  local
424 	lockdep_assert_held(&delayed_node->mutex);  in __btrfs_remove_delayed_item()
426 	delayed_root = delayed_node->root->fs_info->delayed_root;  in __btrfs_remove_delayed_item()
431 		root = &delayed_node->ins_root;  in __btrfs_remove_delayed_item()
433 		root = &delayed_node->del_root;  in __btrfs_remove_delayed_item()
437 	delayed_node->count--;  in __btrfs_remove_delayed_item()
452 					struct btrfs_delayed_node *delayed_node)  in __btrfs_first_delayed_insertion_item()  argument
457 	p = rb_first_cached(&delayed_node->ins_root);  in __btrfs_first_delayed_insertion_item()
465 					struct btrfs_delayed_node *delayed_node)  in __btrfs_first_delayed_deletion_item()  argument
470 	p = rb_first_cached(&delayed_node->del_root);  in __btrfs_first_delayed_deletion_item()
515 					      item->delayed_node->inode_id,  in btrfs_delayed_item_reserve_metadata()
544 				      item->delayed_node->inode_id,  in btrfs_delayed_item_release_metadata()
652 	struct btrfs_delayed_node *node = first_item->delayed_node;  in btrfs_insert_delayed_item()
840 	const u64 ino = item->delayed_node->inode_id;  in btrfs_batch_delete_items()
972 static void btrfs_release_delayed_inode(struct btrfs_delayed_node *delayed_node)  in btrfs_release_delayed_inode()  argument
976 	if (delayed_node &&  in btrfs_release_delayed_inode()
977 	    test_bit(BTRFS_DELAYED_NODE_INODE_DIRTY, &delayed_node->flags)) {  in btrfs_release_delayed_inode()
978 		BUG_ON(!delayed_node->root);  in btrfs_release_delayed_inode()
979 		clear_bit(BTRFS_DELAYED_NODE_INODE_DIRTY, &delayed_node->flags);  in btrfs_release_delayed_inode()
980 		delayed_node->count--;  in btrfs_release_delayed_inode()
982 		delayed_root = delayed_node->root->fs_info->delayed_root;  in btrfs_release_delayed_inode()
987 static void btrfs_release_delayed_iref(struct btrfs_delayed_node *delayed_node)  in btrfs_release_delayed_iref()  argument
990 	if (test_and_clear_bit(BTRFS_DELAYED_NODE_DEL_IREF, &delayed_node->flags)) {  in btrfs_release_delayed_iref()
993 		ASSERT(delayed_node->root);  in btrfs_release_delayed_iref()
994 		delayed_node->count--;  in btrfs_release_delayed_iref()
996 		delayed_root = delayed_node->root->fs_info->delayed_root;  in btrfs_release_delayed_iref()
1205 	struct btrfs_delayed_node *delayed_node = btrfs_get_delayed_node(inode);  in btrfs_commit_inode_delayed_items()  local
1210 	if (!delayed_node)  in btrfs_commit_inode_delayed_items()
1213 	mutex_lock(&delayed_node->mutex);  in btrfs_commit_inode_delayed_items()
1214 	if (!delayed_node->count) {  in btrfs_commit_inode_delayed_items()
1215 		mutex_unlock(&delayed_node->mutex);  in btrfs_commit_inode_delayed_items()
1216 		btrfs_release_delayed_node(delayed_node);  in btrfs_commit_inode_delayed_items()
1219 	mutex_unlock(&delayed_node->mutex);  in btrfs_commit_inode_delayed_items()
1223 		btrfs_release_delayed_node(delayed_node);  in btrfs_commit_inode_delayed_items()
1228 	trans->block_rsv = &delayed_node->root->fs_info->delayed_block_rsv;  in btrfs_commit_inode_delayed_items()
1230 	ret = __btrfs_commit_inode_delayed_items(trans, path, delayed_node);  in btrfs_commit_inode_delayed_items()
1232 	btrfs_release_delayed_node(delayed_node);  in btrfs_commit_inode_delayed_items()
1243 	struct btrfs_delayed_node *delayed_node = btrfs_get_delayed_node(inode);  in btrfs_commit_inode_delayed_inode()  local
1248 	if (!delayed_node)  in btrfs_commit_inode_delayed_inode()
1251 	mutex_lock(&delayed_node->mutex);  in btrfs_commit_inode_delayed_inode()
1252 	if (!test_bit(BTRFS_DELAYED_NODE_INODE_DIRTY, &delayed_node->flags)) {  in btrfs_commit_inode_delayed_inode()
1253 		mutex_unlock(&delayed_node->mutex);  in btrfs_commit_inode_delayed_inode()
1254 		btrfs_release_delayed_node(delayed_node);  in btrfs_commit_inode_delayed_inode()
1257 	mutex_unlock(&delayed_node->mutex);  in btrfs_commit_inode_delayed_inode()
1259 	trans = btrfs_join_transaction(delayed_node->root);  in btrfs_commit_inode_delayed_inode()
1274 	mutex_lock(&delayed_node->mutex);  in btrfs_commit_inode_delayed_inode()
1275 	if (test_bit(BTRFS_DELAYED_NODE_INODE_DIRTY, &delayed_node->flags))  in btrfs_commit_inode_delayed_inode()
1276 		ret = __btrfs_update_delayed_inode(trans, delayed_node->root,  in btrfs_commit_inode_delayed_inode()
1277 						   path, delayed_node);  in btrfs_commit_inode_delayed_inode()
1280 	mutex_unlock(&delayed_node->mutex);  in btrfs_commit_inode_delayed_inode()
1288 	btrfs_release_delayed_node(delayed_node);  in btrfs_commit_inode_delayed_inode()
1295 	struct btrfs_delayed_node *delayed_node;  in btrfs_remove_delayed_node()  local
1297 	delayed_node = READ_ONCE(inode->delayed_node);  in btrfs_remove_delayed_node()
1298 	if (!delayed_node)  in btrfs_remove_delayed_node()
1301 	inode->delayed_node = NULL;  in btrfs_remove_delayed_node()
1302 	btrfs_release_delayed_node(delayed_node);  in btrfs_remove_delayed_node()
1317 	struct btrfs_delayed_node *delayed_node = NULL;  in btrfs_async_run_delayed_root()  local
1334 		delayed_node = btrfs_first_prepared_delayed_node(delayed_root);  in btrfs_async_run_delayed_root()
1335 		if (!delayed_node)  in btrfs_async_run_delayed_root()
1338 		root = delayed_node->root;  in btrfs_async_run_delayed_root()
1343 			btrfs_release_prepared_delayed_node(delayed_node);  in btrfs_async_run_delayed_root()
1351 		__btrfs_commit_inode_delayed_items(trans, path, delayed_node);  in btrfs_async_run_delayed_root()
1358 		btrfs_release_prepared_delayed_node(delayed_node);  in btrfs_async_run_delayed_root()
1464 	struct btrfs_delayed_node *delayed_node;  in btrfs_insert_delayed_dir_index()  local
1471 	delayed_node = btrfs_get_or_create_delayed_node(dir);  in btrfs_insert_delayed_dir_index()
1472 	if (IS_ERR(delayed_node))  in btrfs_insert_delayed_dir_index()
1473 		return PTR_ERR(delayed_node);  in btrfs_insert_delayed_dir_index()
1476 						delayed_node,  in btrfs_insert_delayed_dir_index()
1495 	mutex_lock(&delayed_node->mutex);  in btrfs_insert_delayed_dir_index()
1505 	ret = __btrfs_add_delayed_item(delayed_node, delayed_item);  in btrfs_insert_delayed_dir_index()
1509 			  name_len, name, index, btrfs_root_id(delayed_node->root),  in btrfs_insert_delayed_dir_index()
1510 			  delayed_node->inode_id, dir->index_cnt,  in btrfs_insert_delayed_dir_index()
1511 			  delayed_node->index_cnt, ret);  in btrfs_insert_delayed_dir_index()
1514 		mutex_unlock(&delayed_node->mutex);  in btrfs_insert_delayed_dir_index()
1518 	if (delayed_node->index_item_leaves == 0 ||  in btrfs_insert_delayed_dir_index()
1519 	    delayed_node->curr_index_batch_size + data_len > leaf_data_size) {  in btrfs_insert_delayed_dir_index()
1520 		delayed_node->curr_index_batch_size = data_len;  in btrfs_insert_delayed_dir_index()
1523 		delayed_node->curr_index_batch_size += data_len;  in btrfs_insert_delayed_dir_index()
1536 			mutex_unlock(&delayed_node->mutex);  in btrfs_insert_delayed_dir_index()
1540 		delayed_node->index_item_leaves++;  in btrfs_insert_delayed_dir_index()
1544 	mutex_unlock(&delayed_node->mutex);  in btrfs_insert_delayed_dir_index()
1547 	btrfs_release_delayed_node(delayed_node);  in btrfs_insert_delayed_dir_index()
1652 	struct btrfs_delayed_node *delayed_node = btrfs_get_delayed_node(inode);  in btrfs_inode_delayed_dir_index_count()  local
1654 	if (!delayed_node)  in btrfs_inode_delayed_dir_index_count()
1662 	if (!delayed_node->index_cnt) {  in btrfs_inode_delayed_dir_index_count()
1663 		btrfs_release_delayed_node(delayed_node);  in btrfs_inode_delayed_dir_index_count()
1667 	inode->index_cnt = delayed_node->index_cnt;  in btrfs_inode_delayed_dir_index_count()
1668 	btrfs_release_delayed_node(delayed_node);  in btrfs_inode_delayed_dir_index_count()
1677 	struct btrfs_delayed_node *delayed_node;  in btrfs_readdir_get_delayed_items()  local
1680 	delayed_node = btrfs_get_delayed_node(BTRFS_I(inode));  in btrfs_readdir_get_delayed_items()
1681 	if (!delayed_node)  in btrfs_readdir_get_delayed_items()
1691 	mutex_lock(&delayed_node->mutex);  in btrfs_readdir_get_delayed_items()
1692 	item = __btrfs_first_delayed_insertion_item(delayed_node);  in btrfs_readdir_get_delayed_items()
1699 	item = __btrfs_first_delayed_deletion_item(delayed_node);  in btrfs_readdir_get_delayed_items()
1705 	mutex_unlock(&delayed_node->mutex);  in btrfs_readdir_get_delayed_items()
1715 	refcount_dec(&delayed_node->refs);  in btrfs_readdir_get_delayed_items()
1860 	struct btrfs_delayed_node *delayed_node;  in btrfs_fill_inode()  local
1863 	delayed_node = btrfs_get_delayed_node(BTRFS_I(inode));  in btrfs_fill_inode()
1864 	if (!delayed_node)  in btrfs_fill_inode()
1867 	mutex_lock(&delayed_node->mutex);  in btrfs_fill_inode()
1868 	if (!test_bit(BTRFS_DELAYED_NODE_INODE_DIRTY, &delayed_node->flags)) {  in btrfs_fill_inode()
1869 		mutex_unlock(&delayed_node->mutex);  in btrfs_fill_inode()
1870 		btrfs_release_delayed_node(delayed_node);  in btrfs_fill_inode()
1874 	inode_item = &delayed_node->inode_item;  in btrfs_fill_inode()
1911 	mutex_unlock(&delayed_node->mutex);  in btrfs_fill_inode()
1912 	btrfs_release_delayed_node(delayed_node);  in btrfs_fill_inode()
1920 	struct btrfs_delayed_node *delayed_node;  in btrfs_delayed_update_inode()  local
1923 	delayed_node = btrfs_get_or_create_delayed_node(inode);  in btrfs_delayed_update_inode()
1924 	if (IS_ERR(delayed_node))  in btrfs_delayed_update_inode()
1925 		return PTR_ERR(delayed_node);  in btrfs_delayed_update_inode()
1927 	mutex_lock(&delayed_node->mutex);  in btrfs_delayed_update_inode()
1928 	if (test_bit(BTRFS_DELAYED_NODE_INODE_DIRTY, &delayed_node->flags)) {  in btrfs_delayed_update_inode()
1929 		fill_stack_inode_item(trans, &delayed_node->inode_item,  in btrfs_delayed_update_inode()
1934 	ret = btrfs_delayed_inode_reserve_metadata(trans, root, delayed_node);  in btrfs_delayed_update_inode()
1938 	fill_stack_inode_item(trans, &delayed_node->inode_item, &inode->vfs_inode);  in btrfs_delayed_update_inode()
1939 	set_bit(BTRFS_DELAYED_NODE_INODE_DIRTY, &delayed_node->flags);  in btrfs_delayed_update_inode()
1940 	delayed_node->count++;  in btrfs_delayed_update_inode()
1943 	mutex_unlock(&delayed_node->mutex);  in btrfs_delayed_update_inode()
1944 	btrfs_release_delayed_node(delayed_node);  in btrfs_delayed_update_inode()
1951 	struct btrfs_delayed_node *delayed_node;  in btrfs_delayed_delete_inode_ref()  local
1961 	delayed_node = btrfs_get_or_create_delayed_node(inode);  in btrfs_delayed_delete_inode_ref()
1962 	if (IS_ERR(delayed_node))  in btrfs_delayed_delete_inode_ref()
1963 		return PTR_ERR(delayed_node);  in btrfs_delayed_delete_inode_ref()
1979 	mutex_lock(&delayed_node->mutex);  in btrfs_delayed_delete_inode_ref()
1980 	if (test_bit(BTRFS_DELAYED_NODE_DEL_IREF, &delayed_node->flags))  in btrfs_delayed_delete_inode_ref()
1983 	set_bit(BTRFS_DELAYED_NODE_DEL_IREF, &delayed_node->flags);  in btrfs_delayed_delete_inode_ref()
1984 	delayed_node->count++;  in btrfs_delayed_delete_inode_ref()
1987 	mutex_unlock(&delayed_node->mutex);  in btrfs_delayed_delete_inode_ref()
1988 	btrfs_release_delayed_node(delayed_node);  in btrfs_delayed_delete_inode_ref()
1992 static void __btrfs_kill_delayed_node(struct btrfs_delayed_node *delayed_node)  in __btrfs_kill_delayed_node()  argument
1994 	struct btrfs_root *root = delayed_node->root;  in __btrfs_kill_delayed_node()
1998 	mutex_lock(&delayed_node->mutex);  in __btrfs_kill_delayed_node()
1999 	curr_item = __btrfs_first_delayed_insertion_item(delayed_node);  in __btrfs_kill_delayed_node()
2006 	if (delayed_node->index_item_leaves > 0) {  in __btrfs_kill_delayed_node()
2007 		btrfs_delayed_item_release_leaves(delayed_node,  in __btrfs_kill_delayed_node()
2008 					  delayed_node->index_item_leaves);  in __btrfs_kill_delayed_node()
2009 		delayed_node->index_item_leaves = 0;  in __btrfs_kill_delayed_node()
2012 	curr_item = __btrfs_first_delayed_deletion_item(delayed_node);  in __btrfs_kill_delayed_node()
2020 	btrfs_release_delayed_iref(delayed_node);  in __btrfs_kill_delayed_node()
2022 	if (test_bit(BTRFS_DELAYED_NODE_INODE_DIRTY, &delayed_node->flags)) {  in __btrfs_kill_delayed_node()
2023 		btrfs_delayed_inode_release_metadata(fs_info, delayed_node, false);  in __btrfs_kill_delayed_node()
2024 		btrfs_release_delayed_inode(delayed_node);  in __btrfs_kill_delayed_node()
2026 	mutex_unlock(&delayed_node->mutex);  in __btrfs_kill_delayed_node()
2031 	struct btrfs_delayed_node *delayed_node;  in btrfs_kill_delayed_inode_items()  local
2033 	delayed_node = btrfs_get_delayed_node(inode);  in btrfs_kill_delayed_inode_items()
2034 	if (!delayed_node)  in btrfs_kill_delayed_inode_items()
2037 	__btrfs_kill_delayed_node(delayed_node);  in btrfs_kill_delayed_inode_items()
2038 	btrfs_release_delayed_node(delayed_node);  in btrfs_kill_delayed_inode_items()