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GET /api/patches/86756/?format=api
https://patches.dpdk.org/api/patches/86756/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20210118070428.36998-16-stevex.yang@intel.com/", "project": { "id": 1, "url": "https://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": "<20210118070428.36998-16-stevex.yang@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20210118070428.36998-16-stevex.yang@intel.com", "date": "2021-01-18T07:04:21", "name": "[v4,15/22] net/thunderx: fix the jumbo frame flag condition for mtu set", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "95e3b4bda121066d20955492b89bcfef4e461c7b", "submitter": { "id": 1883, "url": "https://patches.dpdk.org/api/people/1883/?format=api", "name": "Steve Yang", "email": "stevex.yang@intel.com" }, "delegate": { "id": 319, "url": "https://patches.dpdk.org/api/users/319/?format=api", "username": "fyigit", "first_name": "Ferruh", "last_name": "Yigit", "email": "ferruh.yigit@amd.com" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20210118070428.36998-16-stevex.yang@intel.com/mbox/", "series": [ { "id": 14800, "url": "https://patches.dpdk.org/api/series/14800/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=14800", "date": "2021-01-18T07:04:06", "name": "fix rx packets dropped issue", "version": 4, "mbox": "https://patches.dpdk.org/series/14800/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/86756/comments/", "check": "success", "checks": "https://patches.dpdk.org/api/patches/86756/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 mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 6D8ECA0A03;\n\tMon, 18 Jan 2021 08:10:02 +0100 (CET)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 9B923140DC0;\n\tMon, 18 Jan 2021 08:08:43 +0100 (CET)", "from mga01.intel.com (mga01.intel.com [192.55.52.88])\n by mails.dpdk.org (Postfix) with ESMTP id D291E140D99\n for <dev@dpdk.org>; Mon, 18 Jan 2021 08:08:41 +0100 (CET)", "from fmsmga008.fm.intel.com ([10.253.24.58])\n by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 17 Jan 2021 23:08:41 -0800", "from intel-npg-odc-srv01.cd.intel.com ([10.240.178.136])\n by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 17 Jan 2021 23:08:39 -0800" ], "IronPort-SDR": [ "\n W4u9IPR9fBaJuuVgSMmrtHd9EWmnK/ylhkiCxyXABUFyW91zZRNWqYKWPAwxznDijPqlghldSf\n lWmTtxDgQ2ig==", "\n ydUb/kn02qL7CVQ2nPVCz8M9MvOFz76Qn3CaMyISfQ5lHZiUxUC82CJJljPIxswZWZitwkZLtA\n QFPGFYPW8JiA==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6000,8403,9867\"; a=\"197460218\"", "E=Sophos;i=\"5.79,355,1602572400\"; d=\"scan'208\";a=\"197460218\"", "E=Sophos;i=\"5.79,355,1602572400\"; d=\"scan'208\";a=\"355086935\"" ], "From": "Steve Yang <stevex.yang@intel.com>", "To": "dev@dpdk.org", "Cc": "Steve Yang <stevex.yang@intel.com>, Jerin Jacob <jerinj@marvell.com>,\n Maciej Czekaj <mczekaj@marvell.com>", "Date": "Mon, 18 Jan 2021 07:04:21 +0000", "Message-Id": "<20210118070428.36998-16-stevex.yang@intel.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20210118070428.36998-1-stevex.yang@intel.com>", "References": "<20210114094537.13661-1-stevex.yang@intel.com>\n <20210118070428.36998-1-stevex.yang@intel.com>", "Subject": "[dpdk-dev] [PATCH v4 15/22] net/thunderx: fix the jumbo frame flag\n condition for mtu set", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "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 jumbo frame uses the 'RTE_ETHER_MAX_LEN' as boundary condition,\nbut the Ether overhead is larger than 18 when it supports dual VLAN tags.\nThat will cause the jumbo flag rx offload is wrong when MTU size is\n'RTE_ETHER_MTU'.\n\nThis fix will change the boundary condition with 'RTE_ETHER_MTU' and\noverhead, that perhaps impacts the cases of the jumbo frame related.\n\nFixes: 65d9804edc05 (\"net/thunderx: support MTU configuration\")\n\nCc: Jerin Jacob <jerinj@marvell.com>\nCc: Maciej Czekaj <mczekaj@marvell.com>\n\nSigned-off-by: Steve Yang <stevex.yang@intel.com>\n---\n drivers/net/thunderx/base/nicvf_hw_defs.h | 1 +\n drivers/net/thunderx/nicvf_ethdev.c | 2 +-\n 2 files changed, 2 insertions(+), 1 deletion(-)", "diff": "diff --git a/drivers/net/thunderx/base/nicvf_hw_defs.h b/drivers/net/thunderx/base/nicvf_hw_defs.h\nindex b12c8ec50a..adc8ec943d 100644\n--- a/drivers/net/thunderx/base/nicvf_hw_defs.h\n+++ b/drivers/net/thunderx/base/nicvf_hw_defs.h\n@@ -176,6 +176,7 @@\n #define NIC_HW_MAX_MTU (9190)\n #define NIC_HW_MAX_FRS (NIC_HW_MAX_MTU + NIC_HW_L2_OVERHEAD)\n #define NIC_HW_MAX_SEGS (12)\n+#define NIC_HW_L2_MAX_LEN\t\t(RTE_ETHER_MTU + NIC_HW_L2_OVERHEAD)\n \n /* Descriptor alignments */\n #define NICVF_RBDR_BASE_ALIGN_BYTES (128) /* 7 bits */\ndiff --git a/drivers/net/thunderx/nicvf_ethdev.c b/drivers/net/thunderx/nicvf_ethdev.c\nindex b6bb05e500..c2e7c334d4 100644\n--- a/drivers/net/thunderx/nicvf_ethdev.c\n+++ b/drivers/net/thunderx/nicvf_ethdev.c\n@@ -176,7 +176,7 @@ nicvf_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)\n \t\t(frame_size + 2 * VLAN_TAG_SIZE > buffsz * NIC_HW_MAX_SEGS))\n \t\treturn -EINVAL;\n \n-\tif (frame_size > RTE_ETHER_MAX_LEN)\n+\tif (frame_size > NIC_HW_L2_MAX_LEN)\n \t\trxmode->offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;\n \telse\n \t\trxmode->offloads &= ~DEV_RX_OFFLOAD_JUMBO_FRAME;\n", "prefixes": [ "v4", "15/22" ] }{ "id": 86756, "url": "