14 static int insert_normal_tree_ref(struct btrfs_root *root, u64 bytenr,  in insert_normal_tree_ref()  argument
39 	ret = btrfs_insert_empty_item(&trans, root, path, &ins, size);  in insert_normal_tree_ref()
66 static int add_tree_ref(struct btrfs_root *root, u64 bytenr, u64 num_bytes,  in add_tree_ref()  argument
88 	ret = btrfs_search_slot(&trans, root, &key, path, 0, 1);  in add_tree_ref()
110 	ret = btrfs_insert_empty_item(&trans, root, path, &key, 0);  in add_tree_ref()
117 static int remove_extent_item(struct btrfs_root *root, u64 bytenr,  in remove_extent_item()  argument
137 	ret = btrfs_search_slot(&trans, root, &key, path, -1, 1);  in remove_extent_item()
143 	btrfs_del_item(&trans, root, path);  in remove_extent_item()
148 static int remove_extent_ref(struct btrfs_root *root, u64 bytenr,  in remove_extent_ref()  argument
170 	ret = btrfs_search_slot(&trans, root, &key, path, 0, 1);  in remove_extent_ref()
192 	ret = btrfs_search_slot(&trans, root, &key, path, -1, 1);  in remove_extent_ref()
198 	btrfs_del_item(&trans, root, path);  in remove_extent_ref()
203 static int test_no_shared_qgroup(struct btrfs_root *root,  in test_no_shared_qgroup()  argument
207 	struct btrfs_fs_info *fs_info = root->fs_info;  in test_no_shared_qgroup()
233 	ret = insert_normal_tree_ref(root, nodesize, nodesize, 0,  in test_no_shared_qgroup()
268 	ret = remove_extent_item(root, nodesize, nodesize);  in test_no_shared_qgroup()
300 static int test_multiple_refs(struct btrfs_root *root,  in test_multiple_refs()  argument
304 	struct btrfs_fs_info *fs_info = root->fs_info;  in test_multiple_refs()
330 	ret = insert_normal_tree_ref(root, nodesize, nodesize, 0,  in test_multiple_refs()
363 	ret = add_tree_ref(root, nodesize, nodesize, 0,  in test_multiple_refs()
402 	ret = remove_extent_ref(root, nodesize, nodesize, 0,  in test_multiple_refs()
440 	struct btrfs_root *root;  in btrfs_test_qgroups()  local
450 	root = btrfs_alloc_dummy_root(fs_info);  in btrfs_test_qgroups()
451 	if (IS_ERR(root)) {  in btrfs_test_qgroups()
453 		ret = PTR_ERR(root);  in btrfs_test_qgroups()
457 	/* We are using this root as our extent root */  in btrfs_test_qgroups()
458 	root->fs_info->extent_root = root;  in btrfs_test_qgroups()
462 	 * just need to add the root in there so we don't panic.  in btrfs_test_qgroups()
464 	root->fs_info->tree_root = root;  in btrfs_test_qgroups()
465 	root->fs_info->quota_root = root;  in btrfs_test_qgroups()
472 	root->node = alloc_test_extent_buffer(root->fs_info, nodesize);  in btrfs_test_qgroups()
473 	if (IS_ERR(root->node)) {  in btrfs_test_qgroups()
475 		ret = PTR_ERR(root->node);  in btrfs_test_qgroups()
478 	btrfs_set_header_level(root->node, 0);  in btrfs_test_qgroups()
479 	btrfs_set_header_nritems(root->node, 0);  in btrfs_test_qgroups()
480 	root->alloc_bytenr += 2 * nodesize;  in btrfs_test_qgroups()
490 	root->fs_info->fs_root = tmp_root;  in btrfs_test_qgroups()
491 	ret = btrfs_insert_fs_root(root->fs_info, tmp_root);  in btrfs_test_qgroups()
493 		test_err("couldn't insert fs root %d", ret);  in btrfs_test_qgroups()
506 	ret = btrfs_insert_fs_root(root->fs_info, tmp_root);  in btrfs_test_qgroups()
508 		test_err("couldn't insert fs root %d", ret);  in btrfs_test_qgroups()
514 	ret = test_no_shared_qgroup(root, sectorsize, nodesize);  in btrfs_test_qgroups()
517 	ret = test_multiple_refs(root, sectorsize, nodesize);  in btrfs_test_qgroups()
519 	btrfs_free_dummy_root(root);  in btrfs_test_qgroups()