X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fmulti_process%2Fsymmetric_mp%2Fmain.c;h=7829c86fd51c0a8fd2974231f017110c5d7caec6;hb=ea0c20ea95fd5d71a10757e6598ac66233ea1495;hp=12fa28d6a2a98bb2d4a00f1d272dc7c9a07eaf5f;hpb=13c4ebd65a77fae2d6c5a08a2a2f3498758b68d2;p=dpdk.git diff --git a/examples/multi_process/symmetric_mp/main.c b/examples/multi_process/symmetric_mp/main.c index 12fa28d6a2..7829c86fd5 100644 --- a/examples/multi_process/symmetric_mp/main.c +++ b/examples/multi_process/symmetric_mp/main.c @@ -1,13 +1,13 @@ /*- * BSD LICENSE - * + * * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. * All rights reserved. - * + * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: - * + * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright @@ -17,7 +17,7 @@ * * Neither the name of Intel Corporation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. - * + * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR @@ -58,7 +58,6 @@ #include #include #include -#include #include #include #include @@ -79,7 +78,7 @@ #define RTE_LOGTYPE_APP RTE_LOGTYPE_USER1 -#define MBUF_SIZE (2048 + sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM) +#define MBUF_DATA_SIZE (2048 + RTE_PKTMBUF_HEADROOM) #define NB_MBUFS 64*1024 /* use 64k mbufs */ #define MBUF_CACHE_SIZE 256 #define PKT_BURST 32 @@ -89,36 +88,6 @@ #define PARAM_PROC_ID "proc-id" #define PARAM_NUM_PROCS "num-procs" -/* - * RX and TX Prefetch, Host, and Write-back threshold values should be - * carefully set for optimal performance. Consult the network - * controller's datasheet and supporting DPDK documentation for guidance - * on how these parameters should be set. - */ -/* Default configuration for rx and tx thresholds etc. */ -static const struct rte_eth_rxconf rx_conf_default = { - .rx_thresh = { - .pthresh = 8, - .hthresh = 8, - .wthresh = 4, - }, -}; - -/* - * These default values are optimized for use with the Intel(R) 82599 10 GbE - * Controller and the DPDK ixgbe PMD. Consider using other values for other - * network controllers and/or network drivers. - */ -static const struct rte_eth_txconf tx_conf_default = { - .tx_thresh = { - .pthresh = 36, - .hthresh = 0, - .wthresh = 0, - }, - .tx_free_thresh = 0, /* Use PMD default values */ - .tx_rs_thresh = 0, /* Use PMD default values */ -}; - /* for each lcore, record the elements of the ports array to use */ struct lcore_ports{ unsigned start_port; @@ -131,7 +100,7 @@ struct port_stats{ unsigned rx; unsigned tx; unsigned drop; -} __attribute__((aligned(CACHE_LINE_SIZE / 2))); +} __attribute__((aligned(RTE_CACHE_LINE_SIZE / 2))); static int proc_id = -1; static unsigned num_procs = 0; @@ -251,7 +220,7 @@ smp_port_init(uint8_t port, struct rte_mempool *mbuf_pool, uint16_t num_queues) .rx_adv_conf = { .rss_conf = { .rss_key = NULL, - .rss_hf = ETH_RSS_IPV4 | ETH_RSS_IPV6, + .rss_hf = ETH_RSS_IP, }, }, .txmode = { @@ -259,6 +228,7 @@ smp_port_init(uint8_t port, struct rte_mempool *mbuf_pool, uint16_t num_queues) } }; const uint16_t rx_rings = num_queues, tx_rings = num_queues; + struct rte_eth_dev_info info; int retval; uint16_t q; @@ -271,13 +241,17 @@ smp_port_init(uint8_t port, struct rte_mempool *mbuf_pool, uint16_t num_queues) printf("# Initialising port %u... ", (unsigned)port); fflush(stdout); + rte_eth_dev_info_get(port, &info); + info.default_rxconf.rx_drop_en = 1; + retval = rte_eth_dev_configure(port, rx_rings, tx_rings, &port_conf); if (retval < 0) return retval; for (q = 0; q < rx_rings; q ++) { retval = rte_eth_rx_queue_setup(port, q, RX_RING_SIZE, - rte_eth_dev_socket_id(port), &rx_conf_default, + rte_eth_dev_socket_id(port), + &info.default_rxconf, mbuf_pool); if (retval < 0) return retval; @@ -285,7 +259,8 @@ smp_port_init(uint8_t port, struct rte_mempool *mbuf_pool, uint16_t num_queues) for (q = 0; q < tx_rings; q ++) { retval = rte_eth_tx_queue_setup(port, q, TX_RING_SIZE, - rte_eth_dev_socket_id(port), &tx_conf_default); + rte_eth_dev_socket_id(port), + NULL); if (retval < 0) return retval; } @@ -347,10 +322,10 @@ lcore_main(void *arg __rte_unused) /* build up message in msgbuf before printing to decrease likelihood * of multi-core message interleaving. */ - msgbufpos += rte_snprintf(msgbuf, sizeof(msgbuf) - msgbufpos, + msgbufpos += snprintf(msgbuf, sizeof(msgbuf) - msgbufpos, "Lcore %u using ports ", id); for (p = start_port; p < end_port; p++){ - msgbufpos += rte_snprintf(msgbuf + msgbufpos, sizeof(msgbuf) - msgbufpos, + msgbufpos += snprintf(msgbuf + msgbufpos, sizeof(msgbuf) - msgbufpos, "%u ", (unsigned)ports[p]); } printf("%s\n", msgbuf); @@ -461,25 +436,19 @@ main(int argc, char **argv) argc -= ret; argv += ret; - /* probe to determine the NIC devices available */ - proc_type = rte_eal_process_type(); - if (rte_pmd_init_all() < 0) - rte_exit(EXIT_FAILURE, "Cannot init pmd\n"); - if (rte_eal_pci_probe() < 0) - rte_exit(EXIT_FAILURE, "Cannot probe PCI\n"); + /* determine the NIC devices available */ if (rte_eth_dev_count() == 0) rte_exit(EXIT_FAILURE, "No Ethernet ports - bye\n"); /* parse application arguments (those after the EAL ones) */ smp_parse_args(argc, argv); + proc_type = rte_eal_process_type(); mp = (proc_type == RTE_PROC_SECONDARY) ? rte_mempool_lookup(_SMP_MBUF_POOL) : - rte_mempool_create(_SMP_MBUF_POOL, NB_MBUFS, MBUF_SIZE, - MBUF_CACHE_SIZE, sizeof(struct rte_pktmbuf_pool_private), - rte_pktmbuf_pool_init, NULL, - rte_pktmbuf_init, NULL, - rte_socket_id(), 0); + rte_pktmbuf_pool_create(_SMP_MBUF_POOL, NB_MBUFS, + MBUF_CACHE_SIZE, 0, MBUF_DATA_SIZE, + rte_socket_id()); if (mp == NULL) rte_exit(EXIT_FAILURE, "Cannot get memory pool for buffers\n");