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GET /api/patches/525333/?format=api
{ "id": 525333, "url": "http://patchwork.ozlabs.org/api/patches/525333/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/1443741071-16495-1-git-send-email-jesse.brandeburg@intel.com/", "project": { "id": 46, "url": "http://patchwork.ozlabs.org/api/projects/46/?format=api", "name": "Intel Wired Ethernet development", "link_name": "intel-wired-lan", "list_id": "intel-wired-lan.osuosl.org", "list_email": "intel-wired-lan@osuosl.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<1443741071-16495-1-git-send-email-jesse.brandeburg@intel.com>", "list_archive_url": null, "date": "2015-10-01T23:11:11", "name": "[next,v1] i40e: fix offload of GRE tunnels", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "62dabe326d5836796454f81eb0ece1603b7b1ccc", "submitter": { "id": 189, "url": "http://patchwork.ozlabs.org/api/people/189/?format=api", "name": "Jesse Brandeburg", "email": "jesse.brandeburg@intel.com" }, "delegate": { "id": 68, "url": "http://patchwork.ozlabs.org/api/users/68/?format=api", "username": "jtkirshe", "first_name": "Jeff", "last_name": "Kirsher", "email": "jeffrey.t.kirsher@intel.com" }, "mbox": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/1443741071-16495-1-git-send-email-jesse.brandeburg@intel.com/mbox/", "series": [], "comments": "http://patchwork.ozlabs.org/api/patches/525333/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/525333/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<intel-wired-lan-bounces@lists.osuosl.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Delivered-To": [ "patchwork-incoming@bilbo.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Received": [ "from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138])\n\tby ozlabs.org (Postfix) with ESMTP id 46E5E140778\n\tfor <incoming@patchwork.ozlabs.org>;\n\tFri, 2 Oct 2015 09:11:16 +1000 (AEST)", "from localhost (localhost [127.0.0.1])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id 55726923DA;\n\tThu, 1 Oct 2015 23:11:15 +0000 (UTC)", "from whitealder.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id QoQrqoq0bmfM; Thu, 1 Oct 2015 23:11:14 +0000 (UTC)", "from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id 38151923D1;\n\tThu, 1 Oct 2015 23:11:14 +0000 (UTC)", "from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133])\n\tby ash.osuosl.org (Postfix) with ESMTP id 7C6B91C2D17\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tThu, 1 Oct 2015 23:11:13 +0000 (UTC)", "from localhost (localhost [127.0.0.1])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id 778FD951A0\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tThu, 1 Oct 2015 23:11:13 +0000 (UTC)", "from hemlock.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id q91fPY18jRd2 for <intel-wired-lan@lists.osuosl.org>;\n\tThu, 1 Oct 2015 23:11:11 +0000 (UTC)", "from mga09.intel.com (mga09.intel.com [134.134.136.24])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id B41FE951A9\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tThu, 1 Oct 2015 23:11:11 +0000 (UTC)", "from orsmga003.jf.intel.com ([10.7.209.27])\n\tby orsmga102.jf.intel.com with ESMTP; 01 Oct 2015 16:11:11 -0700", "from jbrandeb-hsm1.jf.intel.com ([134.134.3.132])\n\tby orsmga003.jf.intel.com with ESMTP; 01 Oct 2015 16:11:11 -0700" ], "X-Virus-Scanned": [ "amavisd-new at osuosl.org", "amavisd-new at osuosl.org" ], "X-Greylist": "domain auto-whitelisted by SQLgrey-1.7.6", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.17,620,1437462000\"; d=\"scan'208\";a=\"656214225\"", "From": "Jesse Brandeburg <jesse.brandeburg@intel.com>", "To": "intel-wired-lan@lists.osuosl.org", "Date": "Thu, 1 Oct 2015 16:11:11 -0700", "Message-Id": "<1443741071-16495-1-git-send-email-jesse.brandeburg@intel.com>", "X-Mailer": "git-send-email 2.1.0", "Subject": "[Intel-wired-lan] [PATCH next v1] i40e: fix offload of GRE tunnels", "X-BeenThere": "intel-wired-lan@lists.osuosl.org", "X-Mailman-Version": "2.1.18-1", "Precedence": "list", "List-Id": "Intel Wired Ethernet Linux Kernel Driver Development\n\t<intel-wired-lan.lists.osuosl.org>", "List-Unsubscribe": "<http://lists.osuosl.org/mailman/options/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@lists.osuosl.org?subject=unsubscribe>", "List-Archive": "<http://lists.osuosl.org/pipermail/intel-wired-lan/>", "List-Post": "<mailto:intel-wired-lan@lists.osuosl.org>", "List-Help": "<mailto:intel-wired-lan-request@lists.osuosl.org?subject=help>", "List-Subscribe": "<http://lists.osuosl.org/mailman/listinfo/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@lists.osuosl.org?subject=subscribe>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "intel-wired-lan-bounces@lists.osuosl.org", "Sender": "\"Intel-wired-lan\" <intel-wired-lan-bounces@lists.osuosl.org>" }, "content": "The driver still was not offloading TSO on GRE tunnels because\nit forgot to set the GSO_GRE flag, causing lots of retransmits.\n\nThis fixes generic GRE traffic (like a tunnel added like below)\nwhereas before it would get 1Gb/s or less, now on a 10G adapter\nit gets 8.7Gb/s.\n\nip ad ad 11.1.0.2/24 dev ens2f0\nip l set ens2f0 up\nip link add gre2 type gretap remote 11.1.0.1 local 11.1.0.2 dev ens2f0\nip l set gre2 up\nip ad ad 192.168.124.2/24 dev gre2\nping 192.168.124.1\nnetperf -H 192.168.124.1\n\nSigned-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>\n---\n drivers/net/ethernet/intel/i40e/i40e_main.c | 2 ++\n 1 file changed, 2 insertions(+)", "diff": "diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c\nindex eda14cf..851dcec 100644\n--- a/drivers/net/ethernet/intel/i40e/i40e_main.c\n+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c\n@@ -8642,6 +8642,7 @@ static int i40e_config_netdev(struct i40e_vsi *vsi)\n \n \tnetdev->hw_enc_features |= NETIF_F_IP_CSUM\t |\n \t\t\t\t NETIF_F_GSO_UDP_TUNNEL |\n+\t\t\t\t NETIF_F_GSO_GRE\t |\n \t\t\t\t NETIF_F_TSO;\n \n \tnetdev->features = NETIF_F_SG\t\t |\n@@ -8649,6 +8650,7 @@ static int i40e_config_netdev(struct i40e_vsi *vsi)\n \t\t\t NETIF_F_SCTP_CSUM\t |\n \t\t\t NETIF_F_HIGHDMA\t |\n \t\t\t NETIF_F_GSO_UDP_TUNNEL |\n+\t\t\t NETIF_F_GSO_GRE\t |\n \t\t\t NETIF_F_HW_VLAN_CTAG_TX |\n \t\t\t NETIF_F_HW_VLAN_CTAG_RX |\n \t\t\t NETIF_F_HW_VLAN_CTAG_FILTER |\n", "prefixes": [ "next", "v1" ] }