Function main

dpdk/examples/link_status_interrupt/main.c:532–748

}

int
main(int argc, char **argv)
{
	struct lcore_queue_conf *qconf;
	int ret;
	uint16_t nb_ports;
	uint16_t portid, portid_last = 0;
	unsigned lcore_id, rx_lcore_id;
	unsigned nb_ports_in_mask = 0;

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

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

	/* create the mbuf pool */
	lsi_pktmbuf_pool =
		rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 32, 0,
			RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
	if (lsi_pktmbuf_pool == NULL)
		rte_panic("Cannot init mbuf pool\n");

	nb_ports = rte_eth_dev_count_avail();
	if (nb_ports == 0)
		rte_panic("No Ethernet port - bye\n");

	/* Each logical core is assigned a dedicated TX queue on each port. 8< */
	for (portid = 0; portid < nb_ports; portid++) {
		/* skip ports that are not enabled */
		if ((lsi_enabled_port_mask & (1 << portid)) == 0)
			continue;

		/* save the destination port id */
		if (nb_ports_in_mask % 2) {
			lsi_dst_ports[portid] = portid_last;
			lsi_dst_ports[portid_last] = portid;
		}
		else
			portid_last = portid;

		nb_ports_in_mask++;
	}
	/* >8 End of assigning logical core. */
	if (nb_ports_in_mask < 2 || nb_ports_in_mask % 2)
		rte_exit(EXIT_FAILURE, "Current enabled port number is %u, "
				"but it should be even and at least 2\n",
				nb_ports_in_mask);

	rx_lcore_id = 0;
	qconf = &lcore_queue_conf[rx_lcore_id];