OPEN_ID_TYPE_VOLATILE_ID
if (type == OPEN_ID_TYPE_VOLATILE_ID && fd_limit_depleted()) {
ret = __open_id(&work->sess->file_table, fp, OPEN_ID_TYPE_VOLATILE_ID);
__open_id(&work->sess->file_table, fp, OPEN_ID_TYPE_VOLATILE_ID);
if (type == OPEN_ID_TYPE_VOLATILE_ID)