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GET /api/patches/27878/?format=api
{ "id": 27878, "url": "http://patches.dpdk.org/api/patches/27878/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1503584144-63181-6-git-send-email-jiayu.hu@intel.com/", "project": { "id": 1, "url": "http://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<1503584144-63181-6-git-send-email-jiayu.hu@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1503584144-63181-6-git-send-email-jiayu.hu@intel.com", "date": "2017-08-24T14:15:44", "name": "[dpdk-dev,5/5] app/testpmd: enable TCP/IPv4, VxLAN and GRE GSO", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "b3ecbd0ec0670e75826cdb09441897aa727858b4", "submitter": { "id": 539, "url": "http://patches.dpdk.org/api/people/539/?format=api", "name": "Hu, Jiayu", "email": "jiayu.hu@intel.com" }, "delegate": null, "mbox": "http://patches.dpdk.org/project/dpdk/patch/1503584144-63181-6-git-send-email-jiayu.hu@intel.com/mbox/", "series": [], "comments": "http://patches.dpdk.org/api/patches/27878/comments/", "check": "fail", "checks": "http://patches.dpdk.org/api/patches/27878/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [IPv6:::1])\n\tby dpdk.org (Postfix) with ESMTP id E57AD7D97;\n\tThu, 24 Aug 2017 16:13:50 +0200 (CEST)", "from mga09.intel.com (mga09.intel.com [134.134.136.24])\n\tby dpdk.org (Postfix) with ESMTP id 4F6347D5E\n\tfor <dev@dpdk.org>; Thu, 24 Aug 2017 16:13:46 +0200 (CEST)", "from orsmga005.jf.intel.com ([10.7.209.41])\n\tby orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t24 Aug 2017 07:13:45 -0700", "from dpdk15.sh.intel.com ([10.67.111.77])\n\tby orsmga005.jf.intel.com with ESMTP; 24 Aug 2017 07:13:44 -0700" ], "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.41,421,1498546800\"; d=\"scan'208\";a=\"141575689\"", "From": "Jiayu Hu <jiayu.hu@intel.com>", "To": "dev@dpdk.org", "Cc": "mark.b.kavanagh@intel.com, konstantin.ananyev@intel.com,\n\tjianfeng.tan@intel.com, Jiayu Hu <jiayu.hu@intel.com>", "Date": "Thu, 24 Aug 2017 22:15:44 +0800", "Message-Id": "<1503584144-63181-6-git-send-email-jiayu.hu@intel.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1503584144-63181-1-git-send-email-jiayu.hu@intel.com>", "References": "<1503584144-63181-1-git-send-email-jiayu.hu@intel.com>", "Subject": "[dpdk-dev] [PATCH 5/5] app/testpmd: enable TCP/IPv4,\n\tVxLAN and GRE GSO", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<http://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://dpdk.org/ml/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<http://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "This patch adds GSO support to the csum forwarding engine. Oversized\npackets transmitted over a GSO-enabled port will undergo segmentation\n(with the exception of packet-types unsupported by the GSO library).\nGSO support is disabled by default.\n\nGSO support may be toggled on a per-port basis, using the command\n\n \"set port <port_id> gso on|off\".\n\nThe maximum packet length for GSO segments may be set with the command\n\n \"set port <port_id> gso_segsz <length>\"\n\nSigned-off-by: Jiayu Hu <jiayu.hu@intel.com>\nSigned-off-by: Mark Kavanagh <mark.b.kavanagh@intel.com>\n---\n app/test-pmd/cmdline.c | 121 ++++++++++++++++++++++++++++++++++++++++++++++++\n app/test-pmd/config.c | 25 ++++++++++\n app/test-pmd/csumonly.c | 68 +++++++++++++++++++++++++--\n app/test-pmd/testpmd.c | 9 ++++\n app/test-pmd/testpmd.h | 10 ++++\n 5 files changed, 228 insertions(+), 5 deletions(-)", "diff": "diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c\nindex cd8c358..754e249 100644\n--- a/app/test-pmd/cmdline.c\n+++ b/app/test-pmd/cmdline.c\n@@ -431,6 +431,13 @@ static void cmd_help_long_parsed(void *parsed_result,\n \t\t\t\" Set max flow number and max packet number per-flow\"\n \t\t\t\" for GRO.\\n\\n\"\n \n+\t\t\t\"set port (port_id) gso (on|off)\"\n+\t\t\t\" Enable or disable Generic Segmentation Offload in\"\n+\t\t\t\" csum forwarding engine.\\n\\n\"\n+\n+\t\t\t\"set port <port_id> gso_segsz <length>\\n\"\n+\t\t\t\" Set max packet length for GSO segment.\\n\\n\"\n+\n \t\t\t\"set fwd (%s)\\n\"\n \t\t\t\" Set packet forwarding mode.\\n\\n\"\n \n@@ -3963,6 +3970,118 @@ cmdline_parse_inst_t cmd_gro_set = {\n \t},\n };\n \n+/* *** ENABLE/DISABLE GSO FOR PORTS *** */\n+struct cmd_gso_enable_result {\n+\tcmdline_fixed_string_t cmd_set;\n+\tcmdline_fixed_string_t cmd_port;\n+\tcmdline_fixed_string_t cmd_keyword;\n+\tcmdline_fixed_string_t cmd_mode;\n+\tuint8_t cmd_pid;\n+};\n+\n+static void\n+cmd_gso_enable_parsed(void *parsed_result,\n+\t\t__attribute__((unused)) struct cmdline *cl,\n+\t\t__attribute__((unused)) void *data)\n+{\n+\tstruct cmd_gso_enable_result *res;\n+\n+\tres = parsed_result;\n+\tsetup_gso(res->cmd_mode, res->cmd_pid);\n+}\n+\n+cmdline_parse_token_string_t cmd_gso_enable_set =\n+\tTOKEN_STRING_INITIALIZER(struct cmd_gso_enable_result,\n+\t\t\tcmd_set, \"set\");\n+cmdline_parse_token_string_t cmd_gso_enable_port =\n+\tTOKEN_STRING_INITIALIZER(struct cmd_gso_enable_result,\n+\t\t\tcmd_port, \"port\");\n+cmdline_parse_token_string_t cmd_gso_enable_keyword =\n+\tTOKEN_STRING_INITIALIZER(struct cmd_gso_enable_result,\n+\t\t\tcmd_keyword, \"gso\");\n+cmdline_parse_token_string_t cmd_gso_enable_mode =\n+\tTOKEN_STRING_INITIALIZER(struct cmd_gso_enable_result,\n+\t\t\tcmd_mode, \"on#off\");\n+cmdline_parse_token_num_t cmd_gso_enable_pid =\n+\tTOKEN_NUM_INITIALIZER(struct cmd_gso_enable_result,\n+\t\t\tcmd_pid, UINT8);\n+\n+cmdline_parse_inst_t cmd_gso_enable = {\n+\t.f = cmd_gso_enable_parsed,\n+\t.data = NULL,\n+\t.help_str = \"set port <port_id> gso on|off\",\n+\t.tokens = {\n+\t\t(void *)&cmd_gso_enable_set,\n+\t\t(void *)&cmd_gso_enable_port,\n+\t\t(void *)&cmd_gso_enable_pid,\n+\t\t(void *)&cmd_gso_enable_keyword,\n+\t\t(void *)&cmd_gso_enable_mode,\n+\t\tNULL,\n+\t},\n+};\n+\n+/* *** SET MAX PACKET LENGTH FOR GSO SEGMENT *** */\n+struct cmd_gso_size_result {\n+\tcmdline_fixed_string_t cmd_set;\n+\tcmdline_fixed_string_t cmd_port;\n+\tcmdline_fixed_string_t cmd_keyword;\n+\tuint16_t cmd_segsz;\n+\tuint8_t cmd_pid;\n+};\n+\n+static void\n+cmd_gso_size_parsed(void *parsed_result,\n+\t\t __attribute__((unused)) struct cmdline *cl,\n+\t\t __attribute__((unused)) void *data)\n+{\n+\tstruct cmd_gso_size_result *res = parsed_result;\n+\n+\tif (port_id_is_invalid(res->cmd_pid, ENABLED_WARN))\n+\t\treturn;\n+\n+\tif (!strcmp(res->cmd_keyword, \"gso_segsz\")) {\n+\t\tif (res->cmd_segsz == 0) {\n+\t\t\tgso_ports[res->cmd_pid].enable = 0;\n+\t\t\tgso_ports[res->cmd_pid].gso_segsz = 0;\n+\t\t\tprintf(\"Input gso_segsz is 0. Disable GSO for\"\n+\t\t\t\t\t\" port %u\\n\", res->cmd_pid);\n+\t\t} else\n+\t\t\tgso_ports[res->cmd_pid].gso_segsz = res->cmd_segsz;\n+\n+\t}\n+}\n+\n+cmdline_parse_token_string_t cmd_gso_size_set =\n+\tTOKEN_STRING_INITIALIZER(struct cmd_gso_size_result,\n+\t\t\t\tcmd_set, \"set\");\n+cmdline_parse_token_string_t cmd_gso_size_port =\n+\tTOKEN_STRING_INITIALIZER(struct cmd_gso_size_result,\n+\t\t\t\tcmd_port, \"port\");\n+cmdline_parse_token_string_t cmd_gso_size_keyword =\n+\tTOKEN_STRING_INITIALIZER(struct cmd_gso_size_result,\n+\t\t\t\tcmd_keyword, \"gso_segsz\");\n+cmdline_parse_token_num_t cmd_gso_size_segsz =\n+\tTOKEN_NUM_INITIALIZER(struct cmd_gso_size_result,\n+\t\t\t\tcmd_segsz, UINT16);\n+cmdline_parse_token_num_t cmd_gso_size_pid =\n+\tTOKEN_NUM_INITIALIZER(struct cmd_gso_size_result,\n+\t\t\t\tcmd_pid, UINT8);\n+\n+cmdline_parse_inst_t cmd_gso_size = {\n+\t.f = cmd_gso_size_parsed,\n+\t.data = NULL,\n+\t.help_str = \"set port <port_id> gso_segsz <length>: set max \"\n+\t\t\"packet length for GSO segment (0 to disable GSO)\",\n+\t.tokens = {\n+\t\t(void *)&cmd_gso_size_set,\n+\t\t(void *)&cmd_gso_size_port,\n+\t\t(void *)&cmd_gso_size_pid,\n+\t\t(void *)&cmd_gso_size_keyword,\n+\t\t(void *)&cmd_gso_size_segsz,\n+\t\tNULL,\n+\t},\n+};\n+\n /* *** ENABLE/DISABLE FLUSH ON RX STREAMS *** */\n struct cmd_set_flush_rx {\n \tcmdline_fixed_string_t set;\n@@ -14251,6 +14370,8 @@ cmdline_parse_ctx_t main_ctx[] = {\n \t(cmdline_parse_inst_t *)&cmd_tunnel_tso_show,\n \t(cmdline_parse_inst_t *)&cmd_enable_gro,\n \t(cmdline_parse_inst_t *)&cmd_gro_set,\n+\t(cmdline_parse_inst_t *)&cmd_gso_enable,\n+\t(cmdline_parse_inst_t *)&cmd_gso_size,\n \t(cmdline_parse_inst_t *)&cmd_link_flow_control_set,\n \t(cmdline_parse_inst_t *)&cmd_link_flow_control_set_rx,\n \t(cmdline_parse_inst_t *)&cmd_link_flow_control_set_tx,\ndiff --git a/app/test-pmd/config.c b/app/test-pmd/config.c\nindex 3ae3e1c..1837fb1 100644\n--- a/app/test-pmd/config.c\n+++ b/app/test-pmd/config.c\n@@ -2454,6 +2454,31 @@ setup_gro(const char *mode, uint8_t port_id)\n \t}\n }\n \n+void\n+setup_gso(const char *mode, uint8_t port_id)\n+{\n+\tif (!rte_eth_dev_is_valid_port(port_id)) {\n+\t\tprintf(\"invalid port id %u\\n\", port_id);\n+\t\treturn;\n+\t}\n+\tif (strcmp(mode, \"on\") == 0) {\n+\t\tif (test_done == 0) {\n+\t\t\tprintf(\"before enable GSO,\"\n+\t\t\t\t\t\" please stop forwarding first\\n\");\n+\t\t\treturn;\n+\t\t}\n+\t\tgso_ports[port_id].enable = 1;\n+\t\tgso_ports[port_id].gso_segsz = ETHER_MAX_LEN;\n+\t} else if (strcmp(mode, \"off\") == 0) {\n+\t\tif (test_done == 0) {\n+\t\t\tprintf(\"before disable GSO,\"\n+\t\t\t\t\t\" please stop forwarding first\\n\");\n+\t\t\treturn;\n+\t\t}\n+\t\tgso_ports[port_id].enable = 0;\n+\t}\n+}\n+\n char*\n list_pkt_forwarding_modes(void)\n {\ndiff --git a/app/test-pmd/csumonly.c b/app/test-pmd/csumonly.c\nindex 90c8119..f55bb0f 100644\n--- a/app/test-pmd/csumonly.c\n+++ b/app/test-pmd/csumonly.c\n@@ -70,6 +70,7 @@\n #include <rte_string_fns.h>\n #include <rte_flow.h>\n #include <rte_gro.h>\n+#include <rte_gso.h>\n #include \"testpmd.h\"\n \n #define IP_DEFTTL 64 /* from RFC 1340. */\n@@ -627,6 +628,9 @@ static void\n pkt_burst_checksum_forward(struct fwd_stream *fs)\n {\n \tstruct rte_mbuf *pkts_burst[MAX_PKT_BURST];\n+\tstruct rte_mbuf *gso_segments[GSO_MAX_PKT_BURST];\n+\tstruct rte_gso_ctx *gso_ctx;\n+\tstruct rte_mbuf **tx_pkts_burst;\n \tstruct rte_port *txp;\n \tstruct rte_mbuf *m, *p;\n \tstruct ether_hdr *eth_hdr;\n@@ -641,6 +645,9 @@ pkt_burst_checksum_forward(struct fwd_stream *fs)\n \tuint32_t rx_bad_ip_csum;\n \tuint32_t rx_bad_l4_csum;\n \tstruct testpmd_offload_info info;\n+\tuint8_t no_gso[GSO_MAX_PKT_BURST] = {0};\n+\tuint16_t nb_segments = 0;\n+\tint ret;\n \n #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES\n \tuint64_t start_tsc;\n@@ -851,13 +858,54 @@ pkt_burst_checksum_forward(struct fwd_stream *fs)\n \t\t}\n \t}\n \n+\tif (unlikely(gso_ports[fs->tx_port].enable)) {\n+\t\tgso_ctx = &(current_fwd_lcore()->gso_ctx);\n+\t\tgso_ctx->gso_size = gso_ports[fs->tx_port].gso_segsz > 0 ?\n+\t\t\tgso_ports[fs->tx_port].gso_segsz : gso_ctx->gso_size;\n+\t\tfor (i = 0; i < nb_rx; i++) {\n+\t\t\tret = rte_gso_segment(pkts_burst[i], *gso_ctx,\n+\t\t\t\t\t&gso_segments[nb_segments],\n+\t\t\t\t\tGSO_MAX_PKT_BURST - nb_segments);\n+\t\t\tif (ret > 1)\n+\t\t\t\tnb_segments += ret;\n+\t\t\telse if (ret == 1) {\n+\t\t\t\tgso_segments[nb_segments] = pkts_burst[i];\n+\t\t\t\tno_gso[nb_segments++] = 1;\n+\t\t\t} else {\n+\t\t\t\t/* insufficient MBUFs, stop GSO */\n+\t\t\t\tmemcpy(&gso_segments[nb_segments],\n+\t\t\t\t\t\t&pkts_burst[i],\n+\t\t\t\t\t\tsizeof(struct rte_mbuf *) *\n+\t\t\t\t\t\t(nb_rx - i));\n+\t\t\t\tnb_segments += (nb_rx - i);\n+\t\t\t\tbreak;\n+\t\t\t}\n+\t\t\tif (unlikely(nb_rx - i >= GSO_MAX_PKT_BURST -\n+\t\t\t\t\t\tnb_segments)) {\n+\t\t\t\t/*\n+\t\t\t\t * insufficient space in gso_segments,\n+\t\t\t\t * stop GSO.\n+\t\t\t\t */\n+\t\t\t\tmemcpy(&gso_segments[nb_segments],\n+\t\t\t\t\t\t&pkts_burst[i],\n+\t\t\t\t\t\tsizeof(struct rte_mbuf *) *\n+\t\t\t\t\t\t(nb_rx - i));\n+\t\t\t\tnb_segments += (nb_rx - i);\n+\t\t\t\tbreak;\n+\t\t\t}\n+\t\t}\n+\t\ttx_pkts_burst = gso_segments;\n+\t\tnb_rx = nb_segments;\n+\t} else\n+\t\ttx_pkts_burst = pkts_burst;\n+\n \tnb_prep = rte_eth_tx_prepare(fs->tx_port, fs->tx_queue,\n-\t\t\tpkts_burst, nb_rx);\n+\t\t\ttx_pkts_burst, nb_rx);\n \tif (nb_prep != nb_rx)\n \t\tprintf(\"Preparing packet burst to transmit failed: %s\\n\",\n \t\t\t\trte_strerror(rte_errno));\n \n-\tnb_tx = rte_eth_tx_burst(fs->tx_port, fs->tx_queue, pkts_burst,\n+\tnb_tx = rte_eth_tx_burst(fs->tx_port, fs->tx_queue, tx_pkts_burst,\n \t\t\tnb_prep);\n \n \t/*\n@@ -868,7 +916,7 @@ pkt_burst_checksum_forward(struct fwd_stream *fs)\n \t\twhile (nb_tx < nb_rx && retry++ < burst_tx_retry_num) {\n \t\t\trte_delay_us(burst_tx_delay_time);\n \t\t\tnb_tx += rte_eth_tx_burst(fs->tx_port, fs->tx_queue,\n-\t\t\t\t\t&pkts_burst[nb_tx], nb_rx - nb_tx);\n+\t\t\t\t\t&tx_pkts_burst[nb_tx], nb_rx - nb_tx);\n \t\t}\n \t}\n \tfs->tx_packets += nb_tx;\n@@ -878,12 +926,22 @@ pkt_burst_checksum_forward(struct fwd_stream *fs)\n #ifdef RTE_TEST_PMD_RECORD_BURST_STATS\n \tfs->tx_burst_stats.pkt_burst_spread[nb_tx]++;\n #endif\n-\tif (unlikely(nb_tx < nb_rx)) {\n+\n+\tif (unlikely(nb_tx < nb_rx) &&\n+\t\t\tunlikely(gso_ports[fs->tx_port].enable)) {\n \t\tfs->fwd_dropped += (nb_rx - nb_tx);\n \t\tdo {\n-\t\t\trte_pktmbuf_free(pkts_burst[nb_tx]);\n+\t\t\tif (no_gso[nb_tx] == 0)\n+\t\t\t\trte_pktmbuf_detach(tx_pkts_burst[nb_tx]->next);\n+\t\t\trte_pktmbuf_free(tx_pkts_burst[nb_tx]);\n+\t\t} while (++nb_tx < nb_rx);\n+\t} else if (unlikely(nb_tx < nb_rx)) {\n+\t\tfs->fwd_dropped += (nb_rx - nb_tx);\n+\t\tdo {\n+\t\t\trte_pktmbuf_free(tx_pkts_burst[nb_tx]);\n \t\t} while (++nb_tx < nb_rx);\n \t}\n+\n #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES\n \tend_tsc = rte_rdtsc();\n \tcore_cycles = (end_tsc - start_tsc);\ndiff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c\nindex 7d40139..16c60f0 100644\n--- a/app/test-pmd/testpmd.c\n+++ b/app/test-pmd/testpmd.c\n@@ -400,6 +400,8 @@ static int eth_event_callback(uint8_t port_id,\n */\n static int all_ports_started(void);\n \n+struct gso_status gso_ports[RTE_MAX_ETHPORTS];\n+\n /*\n * Helper function to check if socket is already discovered.\n * If yes, return positive value. If not, return zero.\n@@ -664,6 +666,13 @@ init_config(void)\n \t\tif (mbp == NULL)\n \t\t\tmbp = mbuf_pool_find(0);\n \t\tfwd_lcores[lc_id]->mbp = mbp;\n+\t\t/* initialize GSO context */\n+\t\tfwd_lcores[lc_id]->gso_ctx.direct_pool = mbp;\n+\t\tfwd_lcores[lc_id]->gso_ctx.indirect_pool = mbp;\n+\t\tfwd_lcores[lc_id]->gso_ctx.gso_types = RTE_GSO_TCP_IPV4 |\n+\t\t\tRTE_GSO_IPV4_VXLAN_TCP_IPV4 |\n+\t\t\tRTE_GSO_IPV4_GRE_TCP_IPV4;\n+\t\tfwd_lcores[lc_id]->gso_ctx.gso_size = ETHER_MAX_LEN;\n \t}\n \n \t/* Configuration of packet forwarding streams. */\ndiff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h\nindex c9d7739..3697d3f 100644\n--- a/app/test-pmd/testpmd.h\n+++ b/app/test-pmd/testpmd.h\n@@ -36,6 +36,7 @@\n \n #include <rte_pci.h>\n #include <rte_gro.h>\n+#include <rte_gso.h>\n \n #define RTE_PORT_ALL (~(portid_t)0x0)\n \n@@ -205,6 +206,7 @@ struct rte_port {\n * CPU id. configuration table.\n */\n struct fwd_lcore {\n+\tstruct rte_gso_ctx gso_ctx; /**< GSO context */\n \tstruct rte_mempool *mbp; /**< The mbuf pool to use by this core */\n \tstreamid_t stream_idx; /**< index of 1st stream in \"fwd_streams\" */\n \tstreamid_t stream_nb; /**< number of streams in \"fwd_streams\" */\n@@ -442,6 +444,13 @@ struct gro_status {\n };\n extern struct gro_status gro_ports[RTE_MAX_ETHPORTS];\n \n+#define GSO_MAX_PKT_BURST 2048\n+struct gso_status {\n+\tuint16_t gso_segsz;\n+\tuint8_t enable;\n+};\n+extern struct gso_status gso_ports[RTE_MAX_ETHPORTS];\n+\n static inline unsigned int\n lcore_num(void)\n {\n@@ -641,6 +650,7 @@ void get_5tuple_filter(uint8_t port_id, uint16_t index);\n int rx_queue_id_is_invalid(queueid_t rxq_id);\n int tx_queue_id_is_invalid(queueid_t txq_id);\n void setup_gro(const char *mode, uint8_t port_id);\n+void setup_gso(const char *mode, uint8_t port_id);\n \n /* Functions to manage the set of filtered Multicast MAC addresses */\n void mcast_addr_add(uint8_t port_id, struct ether_addr *mc_addr);\n", "prefixes": [ "dpdk-dev", "5/5" ] }