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GET /api/patches/859304/?format=api
{ "id": 859304, "url": "http://patchwork.ozlabs.org/api/patches/859304/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20180111210602.28743.57326.stgit@localhost6.localdomain6/", "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": "<20180111210602.28743.57326.stgit@localhost6.localdomain6>", "list_archive_url": null, "date": "2018-01-11T21:06:02", "name": "ixgbe: use only 3k Rx buffers for 82599 with build_skb", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": false, "hash": "e5f2af69caf6daf1a27eaa2e0f4b7f576e8b24e0", "submitter": { "id": 1670, "url": "http://patchwork.ozlabs.org/api/people/1670/?format=api", "name": "Tantilov, Emil S", "email": "emil.s.tantilov@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/20180111210602.28743.57326.stgit@localhost6.localdomain6/mbox/", "series": [ { "id": 22793, "url": "http://patchwork.ozlabs.org/api/series/22793/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/list/?series=22793", "date": "2018-01-11T21:06:02", "name": "ixgbe: use only 3k Rx buffers for 82599 with build_skb", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/22793/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/859304/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/859304/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<intel-wired-lan-bounces@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" ], "Authentication-Results": "ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=osuosl.org\n\t(client-ip=140.211.166.136; helo=silver.osuosl.org;\n\tenvelope-from=intel-wired-lan-bounces@osuosl.org;\n\treceiver=<UNKNOWN>)", "Received": [ "from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3zHdZR6PPvz9sPk\n\tfor <incoming@patchwork.ozlabs.org>;\n\tFri, 12 Jan 2018 08:00:45 +1100 (AEDT)", "from localhost (localhost [127.0.0.1])\n\tby silver.osuosl.org (Postfix) with ESMTP id 417E830928;\n\tThu, 11 Jan 2018 21:00:43 +0000 (UTC)", "from silver.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id zJCyGBHi7JVt; Thu, 11 Jan 2018 21:00:39 +0000 (UTC)", "from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby silver.osuosl.org (Postfix) with ESMTP id A7F9930903;\n\tThu, 11 Jan 2018 21:00:39 +0000 (UTC)", "from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138])\n\tby ash.osuosl.org (Postfix) with ESMTP id 775921C0015\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tThu, 11 Jan 2018 21:00:37 +0000 (UTC)", "from localhost (localhost [127.0.0.1])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id 70DC589D42\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tThu, 11 Jan 2018 21:00:37 +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 2EUnT45iOhAj for <intel-wired-lan@lists.osuosl.org>;\n\tThu, 11 Jan 2018 21:00:36 +0000 (UTC)", "from mga01.intel.com (mga01.intel.com [192.55.52.88])\n\tby whitealder.osuosl.org (Postfix) with ESMTPS id 8D3B089A9C\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tThu, 11 Jan 2018 21:00:36 +0000 (UTC)", "from orsmga002.jf.intel.com ([10.7.209.21])\n\tby fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t11 Jan 2018 13:00:35 -0800", "from estantil-desk3.jf.intel.com (HELO localhost6.localdomain6)\n\t([134.134.177.96])\n\tby orsmga002.jf.intel.com with ESMTP; 11 Jan 2018 13:00:35 -0800" ], "X-Virus-Scanned": [ "amavisd-new at osuosl.org", "amavisd-new at osuosl.org" ], "X-Greylist": "domain auto-whitelisted by SQLgrey-1.7.6", "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.46,346,1511856000\"; d=\"scan'208\";a=\"26449977\"", "From": "Emil Tantilov <emil.s.tantilov@intel.com>", "To": "intel-wired-lan@lists.osuosl.org", "Date": "Thu, 11 Jan 2018 13:06:02 -0800", "Message-ID": "<20180111210602.28743.57326.stgit@localhost6.localdomain6>", "User-Agent": "StGit/0.17.1-17-ge4e0", "MIME-Version": "1.0", "Subject": "[Intel-wired-lan] [PATCH] ixgbe: use only 3k Rx buffers for 82599\n\twith build_skb", "X-BeenThere": "intel-wired-lan@osuosl.org", "X-Mailman-Version": "2.1.24", "Precedence": "list", "List-Id": "Intel Wired Ethernet Linux Kernel Driver Development\n\t<intel-wired-lan.osuosl.org>", "List-Unsubscribe": "<https://lists.osuosl.org/mailman/options/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@osuosl.org?subject=unsubscribe>", "List-Archive": "<http://lists.osuosl.org/pipermail/intel-wired-lan/>", "List-Post": "<mailto:intel-wired-lan@osuosl.org>", "List-Help": "<mailto:intel-wired-lan-request@osuosl.org?subject=help>", "List-Subscribe": "<https://lists.osuosl.org/mailman/listinfo/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@osuosl.org?subject=subscribe>", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "intel-wired-lan-bounces@osuosl.org", "Sender": "\"Intel-wired-lan\" <intel-wired-lan-bounces@osuosl.org>" }, "content": "commit 2de6aa3a666e (\"ixgbe: Add support for padding packet\")\n\nUses RXDCTL.RLPML to limit the maximum frame size on Rx when using build_skb.\nUnfortunately that register does not work on 82599, so we are forcing 3k\nbuffers for that MAC.\n\nSigned-off-by: Emil Tantilov <emil.s.tantilov@intel.com>\n---\n drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 5 ++++-\n 1 file changed, 4 insertions(+), 1 deletion(-)", "diff": "diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c\nindex 722cc31..be2dd56 100644\n--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c\n+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c\n@@ -4133,7 +4133,8 @@ void ixgbe_configure_rx_ring(struct ixgbe_adapter *adapter,\n \t\trxdctl &= ~0x3FFFFF;\n \t\trxdctl |= 0x080420;\n #if (PAGE_SIZE < 8192)\n-\t} else {\n+\t/* RXDCTL.RLPML does not work on 82599 */\n+\t} else if (hw->mac.type != ixgbe_mac_82599EB){\n \t\trxdctl &= ~(IXGBE_RXDCTL_RLPMLMASK |\n \t\t\t IXGBE_RXDCTL_RLPML_EN);\n \n@@ -4305,6 +4306,8 @@ static void ixgbe_set_rx_buffer_len(struct ixgbe_adapter *adapter)\n \t\t\tcontinue;\n \n \t\tset_bit(__IXGBE_RX_BUILD_SKB_ENABLED, &rx_ring->state);\n+\t\tif (hw->mac.type == ixgbe_mac_82599EB)\n+\t\t\tset_bit(__IXGBE_RX_3K_BUFFER, &rx_ring->state);\n \n #if (PAGE_SIZE < 8192)\n \t\tif (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED)\n", "prefixes": [] }