return 0;
}
+static int create_data_reloc_tree(struct btrfs_trans_handle *trans,
+ struct btrfs_root *root)
+{
+ struct btrfs_key location;
+ struct btrfs_root_item root_item;
+ struct extent_buffer *tmp;
+ u64 objectid = BTRFS_DATA_RELOC_TREE_OBJECTID;
+ int ret;
+
+ ret = btrfs_copy_root(trans, root, root->node, &tmp, objectid);
+ BUG_ON(ret);
+
+ memcpy(&root_item, &root->root_item, sizeof(root_item));
+ btrfs_set_root_bytenr(&root_item, tmp->start);
+ btrfs_set_root_level(&root_item, btrfs_header_level(tmp));
+ free_extent_buffer(tmp);
+
+ location.objectid = objectid;
+ location.type = BTRFS_ROOT_ITEM_KEY;
+ location.offset = trans->transid;
+ ret = btrfs_insert_root(trans, root->fs_info->tree_root,
+ &location, &root_item);
+ BUG_ON(ret);
+ return 0;
+}
+
static void print_usage(void)
{
fprintf(stderr, "usage: mkfs.btrfs [options] dev [ dev ... ]\n");
metadata_profile);
BUG_ON(ret);
+ ret = create_data_reloc_tree(trans, root);
+ BUG_ON(ret);
+
printf("fs created label %s on %s\n\tnodesize %u leafsize %u "
"sectorsize %u size %s\n",
label, first_file, nodesize, leafsize, sectorsize,