14 static int insert_normal_tree_ref(struct btrfs_root *root, u64 bytenr,  in insert_normal_tree_ref()  argument
40 	ret = btrfs_insert_empty_item(&trans, root, path, &ins, size);  in insert_normal_tree_ref()
67 static int add_tree_ref(struct btrfs_root *root, u64 bytenr, u64 num_bytes,  in add_tree_ref()  argument
90 	ret = btrfs_search_slot(&trans, root, &key, path, 0, 1);  in add_tree_ref()
112 	ret = btrfs_insert_empty_item(&trans, root, path, &key, 0);  in add_tree_ref()
119 static int remove_extent_item(struct btrfs_root *root, u64 bytenr,  in remove_extent_item()  argument
140 	ret = btrfs_search_slot(&trans, root, &key, path, -1, 1);  in remove_extent_item()
146 	btrfs_del_item(&trans, root, path);  in remove_extent_item()
151 static int remove_extent_ref(struct btrfs_root *root, u64 bytenr,  in remove_extent_ref()  argument
174 	ret = btrfs_search_slot(&trans, root, &key, path, 0, 1);  in remove_extent_ref()
196 	ret = btrfs_search_slot(&trans, root, &key, path, -1, 1);  in remove_extent_ref()
202 	btrfs_del_item(&trans, root, path);  in remove_extent_ref()
207 static int test_no_shared_qgroup(struct btrfs_root *root,  in test_no_shared_qgroup()  argument
211 	struct btrfs_fs_info *fs_info = root->fs_info;  in test_no_shared_qgroup()
238 	ret = insert_normal_tree_ref(root, nodesize, nodesize, 0,  in test_no_shared_qgroup()
275 	ret = remove_extent_item(root, nodesize, nodesize);  in test_no_shared_qgroup()
308 static int test_multiple_refs(struct btrfs_root *root,  in test_multiple_refs()  argument
312 	struct btrfs_fs_info *fs_info = root->fs_info;  in test_multiple_refs()
339 	ret = insert_normal_tree_ref(root, nodesize, nodesize, 0,  in test_multiple_refs()
374 	ret = add_tree_ref(root, nodesize, nodesize, 0,  in test_multiple_refs()
415 	ret = remove_extent_ref(root, nodesize, nodesize, 0,  in test_multiple_refs()
454 	struct btrfs_root *root;  in btrfs_test_qgroups()  local
464 	root = btrfs_alloc_dummy_root(fs_info);  in btrfs_test_qgroups()
465 	if (IS_ERR(root)) {  in btrfs_test_qgroups()
467 		ret = PTR_ERR(root);  in btrfs_test_qgroups()
471 	/* We are using this root as our extent root */  in btrfs_test_qgroups()
472 	root->fs_info->extent_root = root;  in btrfs_test_qgroups()
476 	 * just need to add the root in there so we don't panic.  in btrfs_test_qgroups()
478 	root->fs_info->tree_root = root;  in btrfs_test_qgroups()
479 	root->fs_info->quota_root = root;  in btrfs_test_qgroups()
486 	root->node = alloc_test_extent_buffer(root->fs_info, nodesize);  in btrfs_test_qgroups()
487 	if (IS_ERR(root->node)) {  in btrfs_test_qgroups()
489 		ret = PTR_ERR(root->node);  in btrfs_test_qgroups()
492 	btrfs_set_header_level(root->node, 0);  in btrfs_test_qgroups()
493 	btrfs_set_header_nritems(root->node, 0);  in btrfs_test_qgroups()
494 	root->alloc_bytenr += 2 * nodesize;  in btrfs_test_qgroups()
504 	root->fs_info->fs_root = tmp_root;  in btrfs_test_qgroups()
505 	ret = btrfs_insert_fs_root(root->fs_info, tmp_root);  in btrfs_test_qgroups()
507 		test_err("couldn't insert fs root %d", ret);  in btrfs_test_qgroups()
520 	ret = btrfs_insert_fs_root(root->fs_info, tmp_root);  in btrfs_test_qgroups()
522 		test_err("couldn't insert fs root %d", ret);  in btrfs_test_qgroups()
528 	ret = test_no_shared_qgroup(root, sectorsize, nodesize);  in btrfs_test_qgroups()
531 	ret = test_multiple_refs(root, sectorsize, nodesize);  in btrfs_test_qgroups()
533 	btrfs_free_dummy_root(root);  in btrfs_test_qgroups()