From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id A148F5A38 for ; Mon, 8 Jun 2015 05:02:18 +0200 (CEST) Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga103.jf.intel.com with ESMTP; 07 Jun 2015 20:02:17 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,571,1427785200"; d="scan'208";a="504550864" Received: from shvmail01.sh.intel.com ([10.239.29.42]) by FMSMGA003.fm.intel.com with ESMTP; 07 Jun 2015 20:02:17 -0700 Received: from shecgisg004.sh.intel.com (shecgisg004.sh.intel.com [10.239.29.89]) by shvmail01.sh.intel.com with ESMTP id t5832Fse007007; Mon, 8 Jun 2015 11:02:15 +0800 Received: from shecgisg004.sh.intel.com (localhost [127.0.0.1]) by shecgisg004.sh.intel.com (8.13.6/8.13.6/SuSE Linux 0.8) with ESMTP id t5832D6t032536; Mon, 8 Jun 2015 11:02:15 +0800 Received: (from jijiangl@localhost) by shecgisg004.sh.intel.com (8.13.6/8.13.6/Submit) id t5832Cfu032532; Mon, 8 Jun 2015 11:02:12 +0800 From: Jijiang Liu To: dev@dpdk.org Date: Mon, 8 Jun 2015 11:01:48 +0800 Message-Id: <1433732508-32430-11-git-send-email-jijiang.liu@intel.com> X-Mailer: git-send-email 1.7.12.2 In-Reply-To: <1433732508-32430-1-git-send-email-jijiang.liu@intel.com> References: <1433732508-32430-1-git-send-email-jijiang.liu@intel.com> Subject: [dpdk-dev] [PATCH v3 10/10] examples/tep_termination:add the configuration for encapsulation and the decapsulation X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 08 Jun 2015 03:02:19 -0000 The two flags are enabled by default. Sometimes we want to know the performance influence of the encapsulation and decapsulation operations, and I think we should add the two configuration options. Signed-off-by: Jijiang Liu --- examples/tep_termination/main.c | 36 ++++++++++++++++++++++++++++++++ examples/tep_termination/vxlan_setup.c | 13 +++++++++- 2 files changed, 47 insertions(+), 2 deletions(-) diff --git a/examples/tep_termination/main.c b/examples/tep_termination/main.c index b827174..70058e5 100644 --- a/examples/tep_termination/main.c +++ b/examples/tep_termination/main.c @@ -113,6 +113,8 @@ #define CMD_LINE_OPT_TX_CHECKSUM "tx-checksum" #define CMD_LINE_OPT_TSO_SEGSZ "tso-segsz" #define CMD_LINE_OPT_FILTER_TYPE "filter-type" +#define CMD_LINE_OPT_ENCAP "encap" +#define CMD_LINE_OPT_DECAP "decap" #define CMD_LINE_OPT_RX_RETRY "rx-retry" #define CMD_LINE_OPT_RX_RETRY_DELAY "rx-retry-delay" #define CMD_LINE_OPT_RX_RETRY_NUM "rx-retry-num" @@ -146,6 +148,12 @@ uint8_t tx_checksum; /* TCP segment size */ uint16_t tso_segsz = 0; +/* enable/disable decapsulation */ +uint8_t rx_decap = 1; + +/* enable/disable encapsulation */ +uint8_t tx_encap = 1; + /* RX filter type for tunneling packet */ uint8_t filter_idx = 1; @@ -274,6 +282,8 @@ tep_termination_usage(const char *prgname) " --nb-devices[1-64]: The number of virtIO device\n" " --tx-checksum [0|1]: inner Tx checksum offload\n" " --tso-segsz [0-N]: TCP segment size\n" + " --decap [0|1]: tunneling packet decapsulation\n" + " --encap [0|1]: tunneling packet encapsulation\n" " --filter-type[1-3]: filter type for tunneling packet\n" " 1: Inner MAC and tenent ID\n" " 2: Inner MAC and VLAN, and tenent ID\n" @@ -305,6 +315,8 @@ tep_termination_parse_args(int argc, char **argv) {CMD_LINE_OPT_UDP_PORT, required_argument, NULL, 0}, {CMD_LINE_OPT_TX_CHECKSUM, required_argument, NULL, 0}, {CMD_LINE_OPT_TSO_SEGSZ, required_argument, NULL, 0}, + {CMD_LINE_OPT_DECAP, required_argument, NULL, 0}, + {CMD_LINE_OPT_ENCAP, required_argument, NULL, 0}, {CMD_LINE_OPT_FILTER_TYPE, required_argument, NULL, 0}, {CMD_LINE_OPT_RX_RETRY, required_argument, NULL, 0}, {CMD_LINE_OPT_RX_RETRY_DELAY, required_argument, NULL, 0}, @@ -400,6 +412,30 @@ tep_termination_parse_args(int argc, char **argv) burst_rx_retry_num = ret; } + /* Enable/disable encapsulation on RX. */ + if (!strncmp(long_option[option_index].name, CMD_LINE_OPT_DECAP, + sizeof(CMD_LINE_OPT_DECAP))) { + ret = parse_num_opt(optarg, 1); + if (ret == -1) { + RTE_LOG(INFO, VHOST_CONFIG, "Invalid argument for decap [0|1]\n"); + tep_termination_usage(prgname); + return -1; + } else + rx_decap = ret; + } + + /* Enable/disable encapsulation on TX. */ + if (!strncmp(long_option[option_index].name, CMD_LINE_OPT_ENCAP, + sizeof(CMD_LINE_OPT_ENCAP))) { + ret = parse_num_opt(optarg, 1); + if (ret == -1) { + RTE_LOG(INFO, VHOST_CONFIG, "Invalid argument for encap [0|1]\n"); + tep_termination_usage(prgname); + return -1; + } else + tx_encap = ret; + } + if (!strncmp(long_option[option_index].name, CMD_LINE_OPT_TX_CHECKSUM, sizeof(CMD_LINE_OPT_TX_CHECKSUM))) { ret = parse_num_opt(optarg, 1); diff --git a/examples/tep_termination/vxlan_setup.c b/examples/tep_termination/vxlan_setup.c index 7b6182b..5ce5e79 100644 --- a/examples/tep_termination/vxlan_setup.c +++ b/examples/tep_termination/vxlan_setup.c @@ -78,6 +78,8 @@ extern uint16_t nb_devices; extern uint16_t udp_port; extern uint8_t ports[RTE_MAX_ETHPORTS]; extern uint8_t filter_idx; +extern uint8_t rx_decap; +extern uint8_t tx_encap; extern uint16_t tso_segsz; extern uint32_t enable_stats; extern struct device_statistics dev_statistics[MAX_DEVICES]; @@ -226,13 +228,20 @@ vxlan_port_init(uint8_t port, struct rte_mempool *mbuf_pool) static int vxlan_rx_process(struct rte_mbuf *pkt) { - return decapsulation(pkt); + int ret = 0; + + if (rx_decap) + ret = decapsulation(pkt); + + return ret; } static void vxlan_tx_process(uint8_t queue_id, struct rte_mbuf *pkt) { - encapsulation(pkt, queue_id); + if (tx_encap) + encapsulation(pkt, queue_id); + return; } -- 1.7.7.6