27 static int insert_normal_tree_ref(struct btrfs_root *root, u64 bytenr,  in insert_normal_tree_ref()  argument
53 	ret = btrfs_insert_empty_item(&trans, root, path, &ins, size);  in insert_normal_tree_ref()
80 static int add_tree_ref(struct btrfs_root *root, u64 bytenr, u64 num_bytes,  in add_tree_ref()  argument
103 	ret = btrfs_search_slot(&trans, root, &key, path, 0, 1);  in add_tree_ref()
125 	ret = btrfs_insert_empty_item(&trans, root, path, &key, 0);  in add_tree_ref()
132 static int remove_extent_item(struct btrfs_root *root, u64 bytenr,  in remove_extent_item()  argument
153 	ret = btrfs_search_slot(&trans, root, &key, path, -1, 1);  in remove_extent_item()
159 	btrfs_del_item(&trans, root, path);  in remove_extent_item()
164 static int remove_extent_ref(struct btrfs_root *root, u64 bytenr,  in remove_extent_ref()  argument
187 	ret = btrfs_search_slot(&trans, root, &key, path, 0, 1);  in remove_extent_ref()
209 	ret = btrfs_search_slot(&trans, root, &key, path, -1, 1);  in remove_extent_ref()
215 	btrfs_del_item(&trans, root, path);  in remove_extent_ref()
220 static int test_no_shared_qgroup(struct btrfs_root *root,  in test_no_shared_qgroup()  argument
224 	struct btrfs_fs_info *fs_info = root->fs_info;  in test_no_shared_qgroup()
250 	ret = insert_normal_tree_ref(root, nodesize, nodesize, 0,  in test_no_shared_qgroup()
285 	ret = remove_extent_item(root, nodesize, nodesize);  in test_no_shared_qgroup()
317 static int test_multiple_refs(struct btrfs_root *root,  in test_multiple_refs()  argument
321 	struct btrfs_fs_info *fs_info = root->fs_info;  in test_multiple_refs()
347 	ret = insert_normal_tree_ref(root, nodesize, nodesize, 0,  in test_multiple_refs()
380 	ret = add_tree_ref(root, nodesize, nodesize, 0,  in test_multiple_refs()
419 	ret = remove_extent_ref(root, nodesize, nodesize, 0,  in test_multiple_refs()
457 	struct btrfs_root *root;  in btrfs_test_qgroups()  local
467 	root = btrfs_alloc_dummy_root(fs_info);  in btrfs_test_qgroups()
468 	if (IS_ERR(root)) {  in btrfs_test_qgroups()
470 		ret = PTR_ERR(root);  in btrfs_test_qgroups()
475 	root->fs_info->extent_root = root;  in btrfs_test_qgroups()
481 	root->fs_info->tree_root = root;  in btrfs_test_qgroups()
482 	root->fs_info->quota_root = root;  in btrfs_test_qgroups()
489 	root->node = alloc_test_extent_buffer(root->fs_info, nodesize);  in btrfs_test_qgroups()
490 	if (IS_ERR(root->node)) {  in btrfs_test_qgroups()
492 		ret = PTR_ERR(root->node);  in btrfs_test_qgroups()
495 	btrfs_set_header_level(root->node, 0);  in btrfs_test_qgroups()
496 	btrfs_set_header_nritems(root->node, 0);  in btrfs_test_qgroups()
497 	root->alloc_bytenr += 2 * nodesize;  in btrfs_test_qgroups()
507 	root->fs_info->fs_root = tmp_root;  in btrfs_test_qgroups()
508 	ret = btrfs_insert_fs_root(root->fs_info, tmp_root);  in btrfs_test_qgroups()
522 	ret = btrfs_insert_fs_root(root->fs_info, tmp_root);  in btrfs_test_qgroups()
529 	ret = test_no_shared_qgroup(root, sectorsize, nodesize);  in btrfs_test_qgroups()
532 	ret = test_multiple_refs(root, sectorsize, nodesize);  in btrfs_test_qgroups()
534 	btrfs_free_dummy_root(root);  in btrfs_test_qgroups()