Function main

dpdk/examples/qos_meter/main.c:292–466

}

int
main(int argc, char **argv)
{
	uint32_t lcore_id;
	uint16_t nb_rxd = NIC_RX_QUEUE_DESC;
	uint16_t nb_txd = NIC_TX_QUEUE_DESC;
	struct rte_eth_conf conf;
	struct rte_eth_rxconf rxq_conf;
	struct rte_eth_txconf txq_conf;
	struct rte_eth_dev_info dev_info;
	int ret;

	/* EAL init */
	ret = rte_eal_init(argc, argv);
	if (ret < 0)
		rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n");
	argc -= ret;
	argv += ret;
	if (rte_lcore_count() != 1) {
		rte_exit(EXIT_FAILURE, "This application does not accept more than one core. "
		"Please adjust the \"-c COREMASK\" parameter accordingly.\n");
	}

	/* Application non-EAL arguments parse */
	ret = parse_args(argc, argv);
	if (ret < 0)
		rte_exit(EXIT_FAILURE, "Invalid input arguments\n");

	/* Buffer pool init */
	pool = rte_pktmbuf_pool_create("pool", NB_MBUF, MEMPOOL_CACHE_SIZE,
		0, RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
	if (pool == NULL)
		rte_exit(EXIT_FAILURE, "Buffer pool creation error\n");

	/* NIC init */
	conf = port_conf;

	ret = rte_eth_dev_info_get(port_rx, &dev_info);
	if (ret != 0)
		rte_exit(EXIT_FAILURE,
			"Error during getting device (port %u) info: %s\n",
			port_rx, strerror(-ret));

	if (dev_info.tx_offload_capa & RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE)
		conf.txmode.offloads |= RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE;

	conf.rx_adv_conf.rss_conf.rss_hf &= dev_info.flow_type_rss_offloads;
	if (conf.rx_adv_conf.rss_conf.rss_hf !=
			port_conf.rx_adv_conf.rss_conf.rss_hf) {
		printf("Port %u modified RSS hash function based on hardware support,"
			"requested:%#"PRIx64" configured:%#"PRIx64"\n",
			port_rx,
			port_conf.rx_adv_conf.rss_conf.rss_hf,
			conf.rx_adv_conf.rss_conf.rss_hf);
	}

	ret = rte_eth_dev_configure(port_rx, 1, 1, &conf);
	if (ret < 0)