Lines Matching refs:root
14 static int insert_normal_tree_ref(struct btrfs_root *root, u64 bytenr,
40 ret = btrfs_insert_empty_item(&trans, root, path, &ins, size);
67 static int add_tree_ref(struct btrfs_root *root, u64 bytenr, u64 num_bytes,
90 ret = btrfs_search_slot(&trans, root, &key, path, 0, 1);
112 ret = btrfs_insert_empty_item(&trans, root, path, &key, 0);
119 static int remove_extent_item(struct btrfs_root *root, u64 bytenr,
140 ret = btrfs_search_slot(&trans, root, &key, path, -1, 1);
146 btrfs_del_item(&trans, root, path);
151 static int remove_extent_ref(struct btrfs_root *root, u64 bytenr,
174 ret = btrfs_search_slot(&trans, root, &key, path, 0, 1);
196 ret = btrfs_search_slot(&trans, root, &key, path, -1, 1);
202 btrfs_del_item(&trans, root, path);
207 static int test_no_shared_qgroup(struct btrfs_root *root,
211 struct btrfs_fs_info *fs_info = root->fs_info;
237 ret = insert_normal_tree_ref(root, nodesize, nodesize, 0,
276 ret = remove_extent_item(root, nodesize, nodesize);
310 static int test_multiple_refs(struct btrfs_root *root,
314 struct btrfs_fs_info *fs_info = root->fs_info;
340 ret = insert_normal_tree_ref(root, nodesize, nodesize, 0,
375 ret = add_tree_ref(root, nodesize, nodesize, 0,
416 ret = remove_extent_ref(root, nodesize, nodesize, 0,
456 struct btrfs_root *root;
466 root = btrfs_alloc_dummy_root(fs_info);
467 if (IS_ERR(root)) {
469 ret = PTR_ERR(root);
473 /* We are using this root as our extent root */
474 root->fs_info->extent_root = root;
478 * just need to add the root in there so we don't panic.
480 root->fs_info->tree_root = root;
481 root->fs_info->quota_root = root;
488 root->node = alloc_test_extent_buffer(root->fs_info, nodesize);
489 if (IS_ERR(root->node)) {
491 ret = PTR_ERR(root->node);
494 btrfs_set_header_level(root->node, 0);
495 btrfs_set_header_nritems(root->node, 0);
496 root->alloc_bytenr += 2 * nodesize;
506 root->fs_info->fs_root = tmp_root;
507 ret = btrfs_insert_fs_root(root->fs_info, tmp_root);
509 test_err("couldn't insert fs root %d", ret);
522 ret = btrfs_insert_fs_root(root->fs_info, tmp_root);
524 test_err("couldn't insert fs root %d", ret);
530 ret = test_no_shared_qgroup(root, sectorsize, nodesize);
533 ret = test_multiple_refs(root, sectorsize, nodesize);
535 btrfs_free_dummy_root(root);