action_str_buf 477 samples/bpf/xdp_rxq_info_user.c char action_str_buf[XDP_ACTION_MAX_STRLEN + 1 /* for \0 */] = { 0 }; action_str_buf 535 samples/bpf/xdp_rxq_info_user.c action_str = (char *)&action_str_buf;