From: Radu Nicolau Date: Fri, 20 Oct 2017 09:30:21 +0000 (+0100) Subject: examples/ipsec_secgw: support jumbo frames X-Git-Tag: spdx-start~1198 X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=bbabfe6e4ee4;p=dpdk.git examples/ipsec_secgw: support jumbo frames Signed-off-by: Radu Nicolau Reviewed-by: Pablo de Lara --- diff --git a/doc/guides/sample_app_ug/ipsec_secgw.rst b/doc/guides/sample_app_ug/ipsec_secgw.rst index b675cbae6e..a292859ffd 100644 --- a/doc/guides/sample_app_ug/ipsec_secgw.rst +++ b/doc/guides/sample_app_ug/ipsec_secgw.rst @@ -119,7 +119,7 @@ The application has a number of command line options:: ./build/ipsec-secgw [EAL options] -- - -p PORTMASK -P -u PORTMASK + -p PORTMASK -P -u PORTMASK -j FRAMESIZE --config (port,queue,lcore)[,(port,queue,lcore] --single-sa SAIDX -f CONFIG_FILE_PATH @@ -135,6 +135,10 @@ Where: * ``-u PORTMASK``: hexadecimal bitmask of unprotected ports +* ``-j FRAMESIZE``: *optional*. Enables jumbo frames with the maximum size + specified as FRAMESIZE. If an invalid value is provided as FRAMESIZE + then the default value 9000 is used. + * ``--config (port,queue,lcore)[,(port,queue,lcore)]``: determines which queues from which ports are mapped to which cores. diff --git a/examples/ipsec-secgw/ipsec-secgw.c b/examples/ipsec-secgw/ipsec-secgw.c index 37274e8b49..39f81cbefc 100644 --- a/examples/ipsec-secgw/ipsec-secgw.c +++ b/examples/ipsec-secgw/ipsec-secgw.c @@ -161,6 +161,7 @@ static int32_t numa_on = 1; /**< NUMA is enabled by default. */ static uint32_t nb_lcores; static uint32_t single_sa; static uint32_t single_sa_idx; +static uint32_t frame_size; struct lcore_rx_queue { uint16_t port_id; @@ -843,6 +844,7 @@ print_usage(const char *prgname) " -p PORTMASK: hexadecimal bitmask of ports to configure\n" " -P : enable promiscuous mode\n" " -u PORTMASK: hexadecimal bitmask of unprotected ports\n" + " -j FRAMESIZE: jumbo frame maximum size\n" " --"OPTION_CONFIG": (port,queue,lcore): " "rx queues configuration\n" " --single-sa SAIDX: use single SA index for outbound, " @@ -981,7 +983,7 @@ parse_args(int32_t argc, char **argv) argvopt = argv; - while ((opt = getopt_long(argc, argvopt, "p:Pu:f:", + while ((opt = getopt_long(argc, argvopt, "p:Pu:f:j:", lgopts, &option_index)) != EOF) { switch (opt) { @@ -1020,6 +1022,23 @@ parse_args(int32_t argc, char **argv) } f_present = 1; break; + case 'j': + { + int32_t size = parse_decimal(optarg); + if (size <= 1518) { + printf("Invalid jumbo frame size\n"); + if (size < 0) { + print_usage(prgname); + return -1; + } + printf("Using default value 9000\n"); + frame_size = 9000; + } else { + frame_size = size; + } + } + printf("Enabled jumbo frames size %u\n", frame_size); + break; case 0: if (parse_args_long_options(lgopts, option_index)) { print_usage(prgname); @@ -1357,6 +1376,11 @@ port_init(uint16_t portid) printf("Creating queues: nb_rx_queue=%d nb_tx_queue=%u...\n", nb_rx_queue, nb_tx_queue); + if (frame_size) { + port_conf.rxmode.max_rx_pkt_len = frame_size; + port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME; + } + ret = rte_eth_dev_configure(portid, nb_rx_queue, nb_tx_queue, &port_conf); if (ret < 0) @@ -1421,11 +1445,14 @@ static void pool_init(struct socket_ctx *ctx, int32_t socket_id, uint32_t nb_mbuf) { char s[64]; + uint32_t buff_size = frame_size ? (frame_size + RTE_PKTMBUF_HEADROOM) : + RTE_MBUF_DEFAULT_BUF_SIZE; + snprintf(s, sizeof(s), "mbuf_pool_%d", socket_id); ctx->mbuf_pool = rte_pktmbuf_pool_create(s, nb_mbuf, MEMPOOL_CACHE_SIZE, ipsec_metadata_size(), - RTE_MBUF_DEFAULT_BUF_SIZE, + buff_size, socket_id); if (ctx->mbuf_pool == NULL) rte_exit(EXIT_FAILURE, "Cannot init mbuf pool on socket %d\n",