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GET /api/patches/85295/?format=api
{ "id": 85295, "url": "https://patches.dpdk.org/api/patches/85295/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20201217092312.27033-17-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": "<20201217092312.27033-17-stevex.yang@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20201217092312.27033-17-stevex.yang@intel.com", "date": "2020-12-17T09:23:06", "name": "[v2,16/22] net/ixgbe: fix the jumbo frame flag condition", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "515d313bb3fca1f556f82fc3ccd7f2005660c2a5", "submitter": { "id": 1883, "url":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/20201217092312.27033-17-stevex.yang@intel.com/mbox/", "series": [ { "id": 14344, "url": "https://patches.dpdk.org/api/series/14344/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=14344", "date": "2020-12-17T09:22:50", "name": "fix rx packets dropped issue", "version": 2, "mbox": "https://patches.dpdk.org/series/14344/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/85295/comments/", "check": "success", "checks": "https://patches.dpdk.org/api/patches/85295/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 41931A09F0;\n\tThu, 17 Dec 2020 10:35:28 +0100 (CET)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 85D41CA3A;\n\tThu, 17 Dec 2020 10:35:14 +0100 (CET)", "from mga12.intel.com (mga12.intel.com [192.55.52.136])\n by dpdk.org (Postfix) with ESMTP id 63897CA3A\n for <dev@dpdk.org>; Thu, 17 Dec 2020 10:35:12 +0100 (CET)", "from orsmga008.jf.intel.com ([10.7.209.65])\n by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 17 Dec 2020 01:35:10 -0800", "from intel-npg-odc-srv01.cd.intel.com ([10.240.178.136])\n by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 17 Dec 2020 01:34:46 -0800" ], "IronPort-SDR": [ "\n ad1vQaxz+51IOoXsyQfQ8kvdRJ85gW4ulmwan7EgN84H03BpiKGe4VOv+IA/22DioVcpIHS/OH\n A3ibIguL67Bw==", "\n aOquo6DVvrnGZ3HnpaFj5jsm4UDFC0UafhX3QlDxbPMjEWwv1CKb1WzhCtBV+ODh93CWyV+Bf0\n 5L0fnn+fESyg==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6000,8403,9837\"; a=\"154447679\"", "E=Sophos;i=\"5.78,426,1599548400\"; d=\"scan'208\";a=\"154447679\"", "E=Sophos;i=\"5.78,426,1599548400\"; d=\"scan'208\";a=\"369759692\"" ], "From": "Steve Yang <stevex.yang@intel.com>", "To": "dev@dpdk.org", "Cc": "wenzhuo.lu@intel.com, beilei.xing@intel.com, bernard.iremonger@intel.com,\n asomalap@amd.com, rahul.lakkireddy@chelsio.com, hemant.agrawal@nxp.com,\n sachin.saxena@oss.nxp.com, jia.guo@intel.com, haiyue.wang@intel.com,\n g.singh@nxp.com, xuanziyang2@huawei.com, cloud.wangxiaoyun@huawei.com,\n zhouguoyang@huawei.com, xavier.huwei@huawei.com, humin29@huawei.com,\n yisen.zhuang@huawei.com, oulijun@huawei.com, jingjing.wu@intel.com,\n qiming.yang@intel.com, qi.z.zhang@intel.com, rosen.xu@intel.com,\n sthotton@marvell.com, srinivasan@marvell.com, heinrich.kuhn@netronome.com,\n hkalra@marvell.com, jerinj@marvell.com, ndabilpuram@marvell.com,\n kirankumark@marvell.com, rmody@marvell.com, shshaikh@marvell.com,\n andrew.rybchenko@oktetlabs.ru, mczekaj@marvell.com, thomas@monjalon.net,\n ferruh.yigit@intel.com, ivan.boule@6wind.com, konstantin.ananyev@intel.com,\n samuel.gauthier@6wind.com, david.marchand@6wind.com, shahafs@mellanox.com,\n stephen@networkplumber.org, maxime.coquelin@redhat.com,\n olivier.matz@6wind.com, lihuisong@huawei.com, shreyansh.jain@nxp.com,\n wei.dai@intel.com, fengchunsong@huawei.com, chenhao164@huawei.com,\n tangchengchang@hisilicon.com, helin.zhang@intel.com, yanglong.wu@intel.com,\n xiaolong.ye@intel.com, ting.xu@intel.com, xiaoyun.li@intel.com,\n dan.wei@intel.com, andy.pei@intel.com, vattunuru@marvell.com,\n skori@marvell.com, sony.chacko@qlogic.com, bruce.richardson@intel.com,\n ivan.malov@oktetlabs.ru, rad@semihalf.com, slawomir.rosek@semihalf.com,\n kamil.rytarowski@caviumnetworks.com, wei.zhao1@intel.com,\n junyux.jiang@intel.com, kumaras@chelsio.com, girish.nandibasappa@amd.com,\n rolf.neugebauer@netronome.com, alejandro.lucero@netronome.com,\n Steve Yang <stevex.yang@intel.com>", "Date": "Thu, 17 Dec 2020 09:23:06 +0000", "Message-Id": "<20201217092312.27033-17-stevex.yang@intel.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20201217092312.27033-1-stevex.yang@intel.com>", "References": "<20201209031628.29572-1-stevex.yang@intel.com>\n <20201217092312.27033-1-stevex.yang@intel.com>", "Subject": "[dpdk-dev] [PATCH v2 16/22] net/ixgbe: fix the jumbo frame flag\n\tcondition", "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 jumbo frame uses the 'RTE_ETHER_MAX_LEN' as boundary condition.\nIf the Ether overhead is larger than 18 when it supports VLAN tag,\nthat will cause the jumbo flag rx offload is wrong when MTU size is\n'RTE_ETHER_MTU'.\n\nThis fix will normalize the boundary condition with 'RTE_ETHER_MTU'\nand overhead even though current overhead is 18.\n\nFixes: 59d0ecdbf0e1 (\"ethdev: MTU accessors\")\nFixes: 95a27b3ba5f5 (\"net/ixgbe: enable jumbo frame for VF\")\n\nSigned-off-by: Steve Yang <stevex.yang@intel.com>\n---\n drivers/net/ixgbe/ixgbe_ethdev.c | 2 +-\n drivers/net/ixgbe/ixgbe_ethdev.h | 3 +++\n drivers/net/ixgbe/ixgbe_pf.c | 2 +-\n 3 files changed, 5 insertions(+), 2 deletions(-)", "diff": "diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c\nindex d7a1806ab8..fa0f5afd03 100644\n--- a/drivers/net/ixgbe/ixgbe_ethdev.c\n+++ b/drivers/net/ixgbe/ixgbe_ethdev.c\n@@ -5173,7 +5173,7 @@ ixgbe_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)\n \thlreg0 = IXGBE_READ_REG(hw, IXGBE_HLREG0);\n \n \t/* switch to jumbo mode if needed */\n-\tif (frame_size > RTE_ETHER_MAX_LEN) {\n+\tif (frame_size > IXGBE_ETH_MAX_LEN) {\n \t\tdev->data->dev_conf.rxmode.offloads |=\n \t\t\tDEV_RX_OFFLOAD_JUMBO_FRAME;\n \t\thlreg0 |= IXGBE_HLREG0_JUMBOEN;\ndiff --git a/drivers/net/ixgbe/ixgbe_ethdev.h b/drivers/net/ixgbe/ixgbe_ethdev.h\nindex 3d35ea791b..a0ce18ca24 100644\n--- a/drivers/net/ixgbe/ixgbe_ethdev.h\n+++ b/drivers/net/ixgbe/ixgbe_ethdev.h\n@@ -104,6 +104,9 @@\n /* The overhead from MTU to max frame size. */\n #define IXGBE_ETH_OVERHEAD (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN)\n \n+/* The max frame size with default MTU */\n+#define IXGBE_ETH_MAX_LEN (RTE_ETHER_MTU + IXGBE_ETH_OVERHEAD)\n+\n /* bit of VXLAN tunnel type | 7 bits of zeros | 8 bits of zeros*/\n #define IXGBE_FDIR_VXLAN_TUNNEL_TYPE 0x8000\n /* bit of NVGRE tunnel type | 7 bits of zeros | 8 bits of zeros*/\ndiff --git a/drivers/net/ixgbe/ixgbe_pf.c b/drivers/net/ixgbe/ixgbe_pf.c\nindex 833863af5a..89698e8470 100644\n--- a/drivers/net/ixgbe/ixgbe_pf.c\n+++ b/drivers/net/ixgbe/ixgbe_pf.c\n@@ -575,7 +575,7 @@ ixgbe_set_vf_lpe(struct rte_eth_dev *dev, __rte_unused uint32_t vf, uint32_t *ms\n \t\t IXGBE_MHADD_MFS_MASK) >> IXGBE_MHADD_MFS_SHIFT;\n \tif (max_frs < new_mtu) {\n \t\thlreg0 = IXGBE_READ_REG(hw, IXGBE_HLREG0);\n-\t\tif (new_mtu > RTE_ETHER_MAX_LEN) {\n+\t\tif (new_mtu > IXGBE_ETH_MAX_LEN) {\n \t\t\tdev->data->dev_conf.rxmode.offloads |=\n \t\t\t\tDEV_RX_OFFLOAD_JUMBO_FRAME;\n \t\t\thlreg0 |= IXGBE_HLREG0_JUMBOEN;\n", "prefixes": [ "v2", "16/22" ] }