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GET /api/patches/866818/?format=api
{ "id": 866818, "url": "http://patchwork.ozlabs.org/api/patches/866818/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/1517140417-26439-1-git-send-email-xiangxia.m.yue@gmail.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": "<1517140417-26439-1-git-send-email-xiangxia.m.yue@gmail.com>", "list_archive_url": null, "date": "2018-01-28T11:53:37", "name": "ixgbe: Avoid to write the RETA table when unnecessary.", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "104c0f92baa42063b6cd2f46d29f0f130613f1c2", "submitter": { "id": 71877, "url": "http://patchwork.ozlabs.org/api/people/71877/?format=api", "name": "Tonghao Zhang", "email": "xiangxia.m.yue@gmail.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/1517140417-26439-1-git-send-email-xiangxia.m.yue@gmail.com/mbox/", "series": [ { "id": 25769, "url": "http://patchwork.ozlabs.org/api/series/25769/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/list/?series=25769", "date": "2018-01-28T11:53:37", "name": "ixgbe: Avoid to write the RETA table when unnecessary.", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/25769/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/866818/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/866818/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<intel-wired-lan-bounces@osuosl.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "intel-wired-lan@osuosl.org" ], "Delivered-To": [ "patchwork-incoming@bilbo.ozlabs.org", "intel-wired-lan@osuosl.org" ], "Authentication-Results": [ "ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=osuosl.org\n\t(client-ip=140.211.166.137; helo=fraxinus.osuosl.org;\n\tenvelope-from=intel-wired-lan-bounces@osuosl.org;\n\treceiver=<UNKNOWN>)", "ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=gmail.com header.i=@gmail.com\n\theader.b=\"e7cIqowX\"; dkim-atps=neutral" ], "Received": [ "from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137])\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 3zTrdZ5DNwz9s0g\n\tfor <incoming@patchwork.ozlabs.org>;\n\tSun, 28 Jan 2018 22:53:54 +1100 (AEDT)", "from localhost (localhost [127.0.0.1])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id 7A48087D07;\n\tSun, 28 Jan 2018 11:53:52 +0000 (UTC)", "from fraxinus.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id esBRZCt0EDAJ; Sun, 28 Jan 2018 11:53:50 +0000 (UTC)", "from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id 56D9487CFE;\n\tSun, 28 Jan 2018 11:53:50 +0000 (UTC)", "from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136])\n\tby ash.osuosl.org (Postfix) with ESMTP id 41C081C05B0\n\tfor <intel-wired-lan@osuosl.org>;\n\tSun, 28 Jan 2018 11:53:49 +0000 (UTC)", "from localhost (localhost [127.0.0.1])\n\tby silver.osuosl.org (Postfix) with ESMTP id 3CC2A2DDCE\n\tfor <intel-wired-lan@osuosl.org>;\n\tSun, 28 Jan 2018 11:53:49 +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 3I0y8VBXB+xT for <intel-wired-lan@osuosl.org>;\n\tSun, 28 Jan 2018 11:53:48 +0000 (UTC)", "from mail-pg0-f65.google.com (mail-pg0-f65.google.com\n\t[74.125.83.65])\n\tby silver.osuosl.org (Postfix) with ESMTPS id A1A6B2DCD8\n\tfor <intel-wired-lan@osuosl.org>;\n\tSun, 28 Jan 2018 11:53:48 +0000 (UTC)", "by mail-pg0-f65.google.com with SMTP id y27so2419906pgc.5\n\tfor <intel-wired-lan@osuosl.org>;\n\tSun, 28 Jan 2018 03:53:48 -0800 (PST)", "from local.opencloud.tech.localdomain ([23.102.225.250])\n\tby smtp.gmail.com with ESMTPSA id\n\ts14sm14549369pgc.36.2018.01.28.03.53.46\n\t(version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128);\n\tSun, 28 Jan 2018 03:53:47 -0800 (PST)" ], "X-Virus-Scanned": [ "amavisd-new at osuosl.org", "amavisd-new at osuosl.org" ], "X-Greylist": "domain auto-whitelisted by SQLgrey-1.7.6", "DKIM-Signature": "v=1; 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\n\tSun, 28 Jan 2018 03:53:48 -0800 (PST)", "From": "Tonghao Zhang <xiangxia.m.yue@gmail.com>", "To": "intel-wired-lan@osuosl.org", "Date": "Sun, 28 Jan 2018 03:53:37 -0800", "Message-Id": "<1517140417-26439-1-git-send-email-xiangxia.m.yue@gmail.com>", "X-Mailer": "git-send-email 1.8.3.1", "Subject": "[Intel-wired-lan] [PATCH] ixgbe: Avoid to write the RETA table when\n\tunnecessary.", "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>", "MIME-Version": "1.0", "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": "If indir == 0 in the ixgbe_set_rxfh(), it is unnecessary\nto write the HW. Because redirection table is not changed.\n\nSigned-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>\n---\n drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c | 4 ++--\n 1 file changed, 2 insertions(+), 2 deletions(-)", "diff": "diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c\nindex 3173510..8c652c6 100644\n--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c\n+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c\n@@ -3059,6 +3059,8 @@ static int ixgbe_set_rxfh(struct net_device *netdev, const u32 *indir,\n \n \t\tfor (i = 0; i < reta_entries; i++)\n \t\t\tadapter->rss_indir_tbl[i] = indir[i];\n+\n+\t\tixgbe_store_reta(adapter);\n \t}\n \n \t/* Fill out the rss hash key */\n@@ -3067,8 +3069,6 @@ static int ixgbe_set_rxfh(struct net_device *netdev, const u32 *indir,\n \t\tixgbe_store_key(adapter);\n \t}\n \n-\tixgbe_store_reta(adapter);\n-\n \treturn 0;\n }\n \n", "prefixes": [] }