/*
  * update all the cowonly tree roots on disk
  */
-static noinline int commit_fs_roots(struct btrfs_trans_handle *trans,
-                                   struct btrfs_fs_info *fs_info)
+static noinline int commit_fs_roots(struct btrfs_trans_handle *trans)
 {
+       struct btrfs_fs_info *fs_info = trans->fs_info;
        struct btrfs_root *gang[8];
        int i;
        int ret;
         */
        mutex_lock(&fs_info->tree_log_mutex);
 
-       ret = commit_fs_roots(trans, fs_info);
+       ret = commit_fs_roots(trans);
        if (ret)
                goto out;
        ret = btrfs_qgroup_account_extents(trans, fs_info);
         */
        mutex_lock(&fs_info->tree_log_mutex);
 
-       ret = commit_fs_roots(trans, fs_info);
+       ret = commit_fs_roots(trans);
        if (ret) {
                mutex_unlock(&fs_info->tree_log_mutex);
                mutex_unlock(&fs_info->reloc_mutex);