Function main

dpdk/examples/packet_ordering/main.c:676–807

}

int
main(int argc, char **argv)
{
	int ret;
	unsigned nb_ports;
	unsigned int lcore_id, last_lcore_id, main_lcore_id;
	uint16_t port_id;
	uint16_t nb_ports_available;
	struct worker_thread_args worker_args = {NULL, NULL};
	struct send_thread_args send_args = {NULL, NULL};
	struct rte_ring *rx_to_workers;
	struct rte_ring *workers_to_tx;

	/* catch ctrl-c so we can print on exit */
	signal(SIGINT, int_handler);

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

	argc -= ret;
	argv += ret;

	/* Parse the application specific arguments */
	ret = parse_args(argc, argv);
	if (ret < 0)
		rte_exit(EXIT_FAILURE, "Invalid packet_ordering arguments\n");

	/* Check if we have enough cores */
	if (rte_lcore_count() < 3)
		rte_exit(EXIT_FAILURE, "Error, This application needs at "
				"least 3 logical cores to run:\n"
				"1 lcore for packet RX\n"
				"1 lcore for packet TX\n"
				"and at least 1 lcore for worker threads\n");

	nb_ports = rte_eth_dev_count_avail();
	if (nb_ports == 0)
		rte_exit(EXIT_FAILURE, "Error: no ethernet ports detected\n");
	if (nb_ports != 1 && (nb_ports & 1))
		rte_exit(EXIT_FAILURE, "Error: number of ports must be even, except "
				"when using a single port\n");

	mbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", MBUF_PER_POOL,
			MBUF_POOL_CACHE_SIZE, 0, RTE_MBUF_DEFAULT_BUF_SIZE,
			rte_socket_id());
	if (mbuf_pool == NULL)
		rte_exit(EXIT_FAILURE, "%s\n", rte_strerror(rte_errno));

	nb_ports_available = nb_ports;

	/* initialize all ports */
	RTE_ETH_FOREACH_DEV(port_id) {
		/* skip ports that are not enabled */
		if ((portmask & (1 << port_id)) == 0) {
			printf("\nSkipping disabled port %d\n", port_id);
			nb_ports_available--;