Function main

dpdk/examples/l2fwd-keepalive/main.c:521–820

}

int
main(int argc, char **argv)
{
	struct lcore_queue_conf *qconf;
	int ret;
	uint16_t nb_ports;
	uint16_t nb_ports_available = 0;
	uint16_t portid, last_port;
	unsigned lcore_id, rx_lcore_id;
	unsigned nb_ports_in_mask = 0;
	unsigned int total_nb_mbufs;
	struct sigaction signal_handler;
	struct rte_keepalive_shm *ka_shm;

	memset(&signal_handler, 0, sizeof(signal_handler));
	terminate_signal_received = 0;
	signal_handler.sa_handler = &handle_sigterm;
	if (sigaction(SIGINT, &signal_handler, NULL) == -1 ||
			sigaction(SIGTERM, &signal_handler, NULL) == -1)
		rte_exit(EXIT_FAILURE, "SIGNAL\n");


	/* init EAL */
	ret = rte_eal_init(argc, argv);
	if (ret < 0)
		rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n");
	argc -= ret;
	argv += ret;

	l2fwd_enabled_port_mask = 0;

	/* parse application arguments (after the EAL ones) */
	ret = l2fwd_parse_args(argc, argv);
	if (ret < 0)
		rte_exit(EXIT_FAILURE, "Invalid L2FWD arguments\n");

	nb_ports = rte_eth_dev_count_avail();
	if (nb_ports == 0)
		rte_exit(EXIT_FAILURE, "No Ethernet ports - bye\n");

	/* create the mbuf pool */
	total_nb_mbufs = NB_MBUF_PER_PORT * nb_ports;

	l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool",
		total_nb_mbufs,	32, 0, RTE_MBUF_DEFAULT_BUF_SIZE,
		rte_socket_id());
	if (l2fwd_pktmbuf_pool == NULL)
		rte_exit(EXIT_FAILURE, "Cannot init mbuf pool\n");

	/* reset l2fwd_dst_ports */
	for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++)
		l2fwd_dst_ports[portid] = 0;
	last_port = 0;

	/*
	 * Each logical core is assigned a dedicated TX queue on each port.
	 */
	RTE_ETH_FOREACH_DEV(portid) {