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GET /api/patches/76080/?format=api
{ "id": 76080, "url": "http://patches.dpdk.org/api/patches/76080/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20200827101008.76906-3-jia.guo@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": "<20200827101008.76906-3-jia.guo@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20200827101008.76906-3-jia.guo@intel.com", "date": "2020-08-27T10:10:05", "name": "[v2,2/5] net/i40e: maximize vector rx burst for i40e", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "9fc6b200fe9a6111402af18c14cbc5f30b46ec5e", "submitter": { "id": 507, "url": "http://patches.dpdk.org/api/people/507/?format=api", "name": "Guo, Jia", "email": "jia.guo@intel.com" }, "delegate": { "id": 1540, "url": "http://patches.dpdk.org/api/users/1540/?format=api", "username": "qzhan15", "first_name": "Qi", "last_name": "Zhang", "email": "qi.z.zhang@intel.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20200827101008.76906-3-jia.guo@intel.com/mbox/", "series": [ { "id": 11826, "url": "http://patches.dpdk.org/api/series/11826/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=11826", "date": "2020-08-27T10:10:03", "name": "maximize vector rx burst for PMDs", "version": 2, "mbox": "http://patches.dpdk.org/series/11826/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/76080/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/76080/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id C8801A04B1;\n\tThu, 27 Aug 2020 12:13:28 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id C965C1C1A2;\n\tThu, 27 Aug 2020 12:13:17 +0200 (CEST)", "from mga14.intel.com (mga14.intel.com [192.55.52.115])\n by dpdk.org (Postfix) with ESMTP id 70EED1C1A1\n for <dev@dpdk.org>; Thu, 27 Aug 2020 12:13:15 +0200 (CEST)", "from orsmga005.jf.intel.com ([10.7.209.41])\n by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 27 Aug 2020 03:13:15 -0700", "from npg-dpdk-cvl-jeffguo-01.sh.intel.com ([10.67.111.128])\n by orsmga005.jf.intel.com with ESMTP; 27 Aug 2020 03:13:11 -0700" ], "IronPort-SDR": [ "\n z0YSEmbnz4XXpGfJD2pcHd+zAnJTTkQJZQwhsjKZxvDtWJLEKVfBUeSu4fWn71VnhuTNmSzF2N\n NSJO67/XuWmg==", "\n /0WhVkJfD5HxjGGuoMa8Y3CctxnbYTIJ31PhdJKpcRVFM4rM0sAJGesDmyRHq23hjYhog49Py/\n pR+NDnguE8cg==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6000,8403,9725\"; a=\"155712654\"", "E=Sophos;i=\"5.76,359,1592895600\"; d=\"scan'208\";a=\"155712654\"", "E=Sophos;i=\"5.76,359,1592895600\"; d=\"scan'208\";a=\"475150470\"" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "From": "Jeff Guo <jia.guo@intel.com>", "To": "qiming.yang@intel.com, beilei.xing@intel.com, wei.zhao1@intel.com,\n qi.z.zhang@intel.com, jingjing.wu@intel.com", "Cc": "bruce.richardson@intel.com, dev@dpdk.org, jia.guo@intel.com,\n helin.zhang@intel.com, mb@smartsharesystems.com, ferruh.yigit@intel.com,\n barbette@kth.se", "Date": "Thu, 27 Aug 2020 18:10:05 +0800", "Message-Id": "<20200827101008.76906-3-jia.guo@intel.com>", "X-Mailer": "git-send-email 2.20.1", "In-Reply-To": "<20200827101008.76906-1-jia.guo@intel.com>", "References": "<20200827101008.76906-1-jia.guo@intel.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[dpdk-dev] [PATCH v2 2/5] net/i40e: maximize vector rx burst for\n\ti40e", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "The limitation of burst size in vector rx was removed, since it should\nretrieve as much received packets as possible. And also the scattered\nreceive path should use a wrapper function to achieve the goal of\nburst maximizing.\n\nSigned-off-by: Jeff Guo <jia.guo@intel.com>\n---\n drivers/net/i40e/i40e_rxtx_vec_altivec.c | 61 +++++++++++++++---------\n drivers/net/i40e/i40e_rxtx_vec_avx2.c | 13 +----\n drivers/net/i40e/i40e_rxtx_vec_neon.c | 55 +++++++++++++--------\n drivers/net/i40e/i40e_rxtx_vec_sse.c | 55 +++++++++++++--------\n 4 files changed, 111 insertions(+), 73 deletions(-)", "diff": "diff --git a/drivers/net/i40e/i40e_rxtx_vec_altivec.c b/drivers/net/i40e/i40e_rxtx_vec_altivec.c\nindex 6862a017e..2eb45d5a5 100644\n--- a/drivers/net/i40e/i40e_rxtx_vec_altivec.c\n+++ b/drivers/net/i40e/i40e_rxtx_vec_altivec.c\n@@ -188,11 +188,13 @@ desc_to_ptype_v(vector unsigned long descs[4], struct rte_mbuf **rx_pkts,\n \t\tptype_tbl[(*(vector unsigned char *)&ptype1)[8]];\n }\n \n- /* Notice:\n- * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet\n- * - nb_pkts > RTE_I40E_VPMD_RX_BURST, only scan RTE_I40E_VPMD_RX_BURST\n- * numbers of DD bits\n- */\n+/**\n+ * vPMD raw receive routine, only accept(nb_pkts >= RTE_I40E_DESCS_PER_LOOP)\n+ *\n+ * Notice:\n+ * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet\n+ * - floor align nb_pkts to a RTE_I40E_DESCS_PER_LOOP power-of-two\n+ */\n static inline uint16_t\n _recv_raw_pkts_vec(struct i40e_rx_queue *rxq, struct rte_mbuf **rx_pkts,\n \t\t uint16_t nb_pkts, uint8_t *split_packet)\n@@ -214,9 +216,6 @@ _recv_raw_pkts_vec(struct i40e_rx_queue *rxq, struct rte_mbuf **rx_pkts,\n \t\t};\n \tvector unsigned long dd_check, eop_check;\n \n-\t/* nb_pkts shall be less equal than RTE_I40E_MAX_RX_BURST */\n-\tnb_pkts = RTE_MIN(nb_pkts, RTE_I40E_MAX_RX_BURST);\n-\n \t/* nb_pkts has to be floor-aligned to RTE_I40E_DESCS_PER_LOOP */\n \tnb_pkts = RTE_ALIGN_FLOOR(nb_pkts, RTE_I40E_DESCS_PER_LOOP);\n \n@@ -447,11 +446,6 @@ _recv_raw_pkts_vec(struct i40e_rx_queue *rxq, struct rte_mbuf **rx_pkts,\n \treturn nb_pkts_recd;\n }\n \n- /* Notice:\n- * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet\n- * - nb_pkts > RTE_I40E_VPMD_RX_BURST, only scan RTE_I40E_VPMD_RX_BURST\n- * numbers of DD bits\n- */\n uint16_t\n i40e_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n \t\t uint16_t nb_pkts)\n@@ -459,15 +453,12 @@ i40e_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n \treturn _recv_raw_pkts_vec(rx_queue, rx_pkts, nb_pkts, NULL);\n }\n \n- /* vPMD receive routine that reassembles scattered packets\n- * Notice:\n- * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet\n- * - nb_pkts > RTE_I40E_VPMD_RX_BURST, only scan RTE_I40E_VPMD_RX_BURST\n- * numbers of DD bits\n- */\n-uint16_t\n-i40e_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n-\t\t\t uint16_t nb_pkts)\n+/**\n+ * vPMD receive routine that reassembles scattered packets\n+ */\n+static uint16_t\n+i40e_recv_scattered_burst_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n+\t\t\t uint16_t nb_pkts)\n {\n \tstruct i40e_rx_queue *rxq = rx_queue;\n \tuint8_t split_flags[RTE_I40E_VPMD_RX_BURST] = {0};\n@@ -500,6 +491,32 @@ i40e_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n \t\t&split_flags[i]);\n }\n \n+/**\n+ * vPMD receive routine that reassembles scattered packets.\n+ */\n+uint16_t\n+i40e_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n+\t\t\t uint16_t nb_pkts)\n+{\n+\tuint16_t retval = 0;\n+\n+\twhile (nb_pkts > RTE_I40E_VPMD_RX_BURST) {\n+\t\tuint16_t burst;\n+\n+\t\tburst = i40e_recv_scattered_burst_vec(rx_queue,\n+\t\t\t\t\t\t rx_pkts + retval,\n+\t\t\t\t\t\t RTE_I40E_VPMD_RX_BURST);\n+\t\tretval += burst;\n+\t\tnb_pkts -= burst;\n+\t\tif (burst < RTE_I40E_VPMD_RX_BURST)\n+\t\t\treturn retval;\n+\t}\n+\n+\treturn retval + i40e_recv_scattered_burst_vec(rx_queue,\n+\t\t\t\t\t\t rx_pkts + retval,\n+\t\t\t\t\t\t nb_pkts);\n+}\n+\n static inline void\n vtx1(volatile struct i40e_tx_desc *txdp,\n \tstruct rte_mbuf *pkt, uint64_t flags)\ndiff --git a/drivers/net/i40e/i40e_rxtx_vec_avx2.c b/drivers/net/i40e/i40e_rxtx_vec_avx2.c\nindex 3bcef1363..690d3d2ba 100644\n--- a/drivers/net/i40e/i40e_rxtx_vec_avx2.c\n+++ b/drivers/net/i40e/i40e_rxtx_vec_avx2.c\n@@ -729,10 +729,6 @@ _recv_raw_pkts_vec_avx2(struct i40e_rx_queue *rxq, struct rte_mbuf **rx_pkts,\n \treturn received;\n }\n \n-/*\n- * Notice:\n- * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet\n- */\n uint16_t\n i40e_recv_pkts_vec_avx2(void *rx_queue, struct rte_mbuf **rx_pkts,\n \t\t uint16_t nb_pkts)\n@@ -740,10 +736,8 @@ i40e_recv_pkts_vec_avx2(void *rx_queue, struct rte_mbuf **rx_pkts,\n \treturn _recv_raw_pkts_vec_avx2(rx_queue, rx_pkts, nb_pkts, NULL);\n }\n \n-/*\n+/**\n * vPMD receive routine that reassembles single burst of 32 scattered packets\n- * Notice:\n- * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet\n */\n static uint16_t\n i40e_recv_scattered_burst_vec_avx2(void *rx_queue, struct rte_mbuf **rx_pkts,\n@@ -781,11 +775,8 @@ i40e_recv_scattered_burst_vec_avx2(void *rx_queue, struct rte_mbuf **rx_pkts,\n \t\t&split_flags[i]);\n }\n \n-/*\n+/**\n * vPMD receive routine that reassembles scattered packets.\n- * Main receive routine that can handle arbitrary burst sizes\n- * Notice:\n- * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet\n */\n uint16_t\n i40e_recv_scattered_pkts_vec_avx2(void *rx_queue, struct rte_mbuf **rx_pkts,\ndiff --git a/drivers/net/i40e/i40e_rxtx_vec_neon.c b/drivers/net/i40e/i40e_rxtx_vec_neon.c\nindex 6f874e45b..68558826c 100644\n--- a/drivers/net/i40e/i40e_rxtx_vec_neon.c\n+++ b/drivers/net/i40e/i40e_rxtx_vec_neon.c\n@@ -187,11 +187,12 @@ desc_to_ptype_v(uint64x2_t descs[4], struct rte_mbuf **__rte_restrict rx_pkts,\n \n }\n \n- /*\n+/**\n+ * vPMD raw receive routine, only accept(nb_pkts >= RTE_I40E_DESCS_PER_LOOP)\n+ *\n * Notice:\n * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet\n- * - nb_pkts > RTE_I40E_VPMD_RX_BURST, only scan RTE_I40E_VPMD_RX_BURST\n- * numbers of DD bits\n+ * - floor align nb_pkts to a RTE_I40E_DESCS_PER_LOOP power-of-two\n */\n static inline uint16_t\n _recv_raw_pkts_vec(struct i40e_rx_queue *__rte_restrict rxq,\n@@ -230,9 +231,6 @@ _recv_raw_pkts_vec(struct i40e_rx_queue *__rte_restrict rxq,\n \t\t0, 0, 0 /* ignore non-length fields */\n \t\t};\n \n-\t/* nb_pkts shall be less equal than RTE_I40E_MAX_RX_BURST */\n-\tnb_pkts = RTE_MIN(nb_pkts, RTE_I40E_MAX_RX_BURST);\n-\n \t/* nb_pkts has to be floor-aligned to RTE_I40E_DESCS_PER_LOOP */\n \tnb_pkts = RTE_ALIGN_FLOOR(nb_pkts, RTE_I40E_DESCS_PER_LOOP);\n \n@@ -426,12 +424,6 @@ _recv_raw_pkts_vec(struct i40e_rx_queue *__rte_restrict rxq,\n \treturn nb_pkts_recd;\n }\n \n- /*\n- * Notice:\n- * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet\n- * - nb_pkts > RTE_I40E_VPMD_RX_BURST, only scan RTE_I40E_VPMD_RX_BURST\n- * numbers of DD bits\n- */\n uint16_t\n i40e_recv_pkts_vec(void *__rte_restrict rx_queue,\n \t\tstruct rte_mbuf **__rte_restrict rx_pkts, uint16_t nb_pkts)\n@@ -439,15 +431,12 @@ i40e_recv_pkts_vec(void *__rte_restrict rx_queue,\n \treturn _recv_raw_pkts_vec(rx_queue, rx_pkts, nb_pkts, NULL);\n }\n \n- /* vPMD receive routine that reassembles scattered packets\n- * Notice:\n- * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet\n- * - nb_pkts > RTE_I40E_VPMD_RX_BURST, only scan RTE_I40E_VPMD_RX_BURST\n- * numbers of DD bits\n+/**\n+ * vPMD receive routine that reassembles scattered packets\n */\n-uint16_t\n-i40e_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n-\t\t\t uint16_t nb_pkts)\n+static uint16_t\n+i40e_recv_scattered_burst_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n+\t\t\t uint16_t nb_pkts)\n {\n \n \tstruct i40e_rx_queue *rxq = rx_queue;\n@@ -482,6 +471,32 @@ i40e_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n \t\t&split_flags[i]);\n }\n \n+/**\n+ * vPMD receive routine that reassembles scattered packets.\n+ */\n+uint16_t\n+i40e_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n+\t\t\t uint16_t nb_pkts)\n+{\n+\tuint16_t retval = 0;\n+\n+\twhile (nb_pkts > RTE_I40E_VPMD_RX_BURST) {\n+\t\tuint16_t burst;\n+\n+\t\tburst = i40e_recv_scattered_burst_vec(rx_queue,\n+\t\t\t\t\t\t rx_pkts + retval,\n+\t\t\t\t\t\t RTE_I40E_VPMD_RX_BURST);\n+\t\tretval += burst;\n+\t\tnb_pkts -= burst;\n+\t\tif (burst < RTE_I40E_VPMD_RX_BURST)\n+\t\t\treturn retval;\n+\t}\n+\n+\treturn retval + i40e_recv_scattered_burst_vec(rx_queue,\n+\t\t\t\t\t\t rx_pkts + retval,\n+\t\t\t\t\t\t nb_pkts);\n+}\n+\n static inline void\n vtx1(volatile struct i40e_tx_desc *txdp,\n \t\tstruct rte_mbuf *pkt, uint64_t flags)\ndiff --git a/drivers/net/i40e/i40e_rxtx_vec_sse.c b/drivers/net/i40e/i40e_rxtx_vec_sse.c\nindex 698518349..d785a495c 100644\n--- a/drivers/net/i40e/i40e_rxtx_vec_sse.c\n+++ b/drivers/net/i40e/i40e_rxtx_vec_sse.c\n@@ -342,11 +342,12 @@ desc_to_ptype_v(__m128i descs[4], struct rte_mbuf **rx_pkts,\n \trx_pkts[3]->packet_type = ptype_tbl[_mm_extract_epi8(ptype1, 8)];\n }\n \n- /*\n+/**\n+ * vPMD raw receive routine, only accept(nb_pkts >= RTE_I40E_DESCS_PER_LOOP)\n+ *\n * Notice:\n * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet\n- * - nb_pkts > RTE_I40E_VPMD_RX_BURST, only scan RTE_I40E_VPMD_RX_BURST\n- * numbers of DD bits\n+ * - floor align nb_pkts to a RTE_I40E_DESCS_PER_LOOP power-of-two\n */\n static inline uint16_t\n _recv_raw_pkts_vec(struct i40e_rx_queue *rxq, struct rte_mbuf **rx_pkts,\n@@ -378,9 +379,6 @@ _recv_raw_pkts_vec(struct i40e_rx_queue *rxq, struct rte_mbuf **rx_pkts,\n \t\t\toffsetof(struct rte_mbuf, rx_descriptor_fields1) + 8);\n \t__m128i dd_check, eop_check;\n \n-\t/* nb_pkts shall be less equal than RTE_I40E_MAX_RX_BURST */\n-\tnb_pkts = RTE_MIN(nb_pkts, RTE_I40E_MAX_RX_BURST);\n-\n \t/* nb_pkts has to be floor-aligned to RTE_I40E_DESCS_PER_LOOP */\n \tnb_pkts = RTE_ALIGN_FLOOR(nb_pkts, RTE_I40E_DESCS_PER_LOOP);\n \n@@ -592,12 +590,6 @@ _recv_raw_pkts_vec(struct i40e_rx_queue *rxq, struct rte_mbuf **rx_pkts,\n \treturn nb_pkts_recd;\n }\n \n- /*\n- * Notice:\n- * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet\n- * - nb_pkts > RTE_I40E_VPMD_RX_BURST, only scan RTE_I40E_VPMD_RX_BURST\n- * numbers of DD bits\n- */\n uint16_t\n i40e_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n \t\t uint16_t nb_pkts)\n@@ -605,15 +597,12 @@ i40e_recv_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n \treturn _recv_raw_pkts_vec(rx_queue, rx_pkts, nb_pkts, NULL);\n }\n \n- /* vPMD receive routine that reassembles scattered packets\n- * Notice:\n- * - nb_pkts < RTE_I40E_DESCS_PER_LOOP, just return no packet\n- * - nb_pkts > RTE_I40E_VPMD_RX_BURST, only scan RTE_I40E_VPMD_RX_BURST\n- * numbers of DD bits\n+/**\n+ * vPMD receive routine that reassembles scattered packets\n */\n-uint16_t\n-i40e_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n-\t\t\t uint16_t nb_pkts)\n+static uint16_t\n+i40e_recv_scattered_burst_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n+\t\t\t uint16_t nb_pkts)\n {\n \n \tstruct i40e_rx_queue *rxq = rx_queue;\n@@ -648,6 +637,32 @@ i40e_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n \t\t&split_flags[i]);\n }\n \n+/**\n+ * vPMD receive routine that reassembles scattered packets.\n+ */\n+uint16_t\n+i40e_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,\n+\t\t\t uint16_t nb_pkts)\n+{\n+\tuint16_t retval = 0;\n+\n+\twhile (nb_pkts > RTE_I40E_VPMD_RX_BURST) {\n+\t\tuint16_t burst;\n+\n+\t\tburst = i40e_recv_scattered_burst_vec(rx_queue,\n+\t\t\t\t\t\t rx_pkts + retval,\n+\t\t\t\t\t\t RTE_I40E_VPMD_RX_BURST);\n+\t\tretval += burst;\n+\t\tnb_pkts -= burst;\n+\t\tif (burst < RTE_I40E_VPMD_RX_BURST)\n+\t\t\treturn retval;\n+\t}\n+\n+\treturn retval + i40e_recv_scattered_burst_vec(rx_queue,\n+\t\t\t\t\t\t rx_pkts + retval,\n+\t\t\t\t\t\t nb_pkts);\n+}\n+\n static inline void\n vtx1(volatile struct i40e_tx_desc *txdp,\n \t\tstruct rte_mbuf *pkt, uint64_t flags)\n", "prefixes": [ "v2", "2/5" ] }