nb_mbuf = RTE_MAX(max_flow_num, 2UL * MAX_PKT_BURST) * MAX_FRAG_NUM;
nb_mbuf *= (port_conf.rxmode.max_rx_pkt_len + BUF_SIZE - 1) / BUF_SIZE;
nb_mbuf *= 2; /* ipv4 and ipv6 */
- nb_mbuf += RTE_TEST_RX_DESC_DEFAULT + RTE_TEST_TX_DESC_DEFAULT;
+ nb_mbuf += nb_rxd + nb_txd;
nb_mbuf = RTE_MAX(nb_mbuf, (uint32_t)NB_MBUF);
qconf = &lcore_queue_conf[rx_lcore_id];
+ /* limit the frame size to the maximum supported by NIC */
+ rte_eth_dev_info_get(portid, &dev_info);
+ port_conf.rxmode.max_rx_pkt_len = RTE_MIN(
+ dev_info.max_rx_pktlen, port_conf.rxmode.max_rx_pkt_len);
+
/* get the lcore_id for this port */
while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
qconf->n_rx_queue == (unsigned)rx_queue_per_lcore) {
rxq->portid = portid;
rxq->lpm = socket_lpm[socket];
rxq->lpm6 = socket_lpm6[socket];
+
+ ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd,
+ &nb_txd);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "Cannot adjust number of descriptors: err=%d, port=%d\n",
+ ret, portid);
+
if (setup_queue_tbl(rxq, rx_lcore_id, queueid) < 0)
rte_exit(EXIT_FAILURE, "Failed to set up queue table\n");
qconf->n_rx_queue++;
printf("txq=%u,%d,%d ", lcore_id, queueid, socket);
fflush(stdout);
- rte_eth_dev_info_get(portid, &dev_info);
txconf = &dev_info.default_txconf;
txconf->txq_flags = 0;