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GET /api/patches/744016/?format=api
{ "id": 744016, "url": "http://patchwork.ozlabs.org/api/patches/744016/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/149065607626.40396.2636551099104046268.stgit@cmw-ivy.jf.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": "<149065607626.40396.2636551099104046268.stgit@cmw-ivy.jf.intel.com>", "list_archive_url": null, "date": "2017-03-27T23:08:38", "name": "[net-next,v2] i40e: fix for queue timing delays", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": false, "hash": "411fa640e4148c22dbee667c973e7134ab55b0b3", "submitter": { "id": 7646, "url": "http://patchwork.ozlabs.org/api/people/7646/?format=api", "name": "Wyborny, Carolyn", "email": "carolyn.wyborny@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/149065607626.40396.2636551099104046268.stgit@cmw-ivy.jf.intel.com/mbox/", "series": [], "comments": "http://patchwork.ozlabs.org/api/patches/744016/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/744016/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 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 3vsV7w6ktnz9s1h\n\tfor <incoming@patchwork.ozlabs.org>;\n\tTue, 28 Mar 2017 10:08:44 +1100 (AEDT)", "from localhost (localhost [127.0.0.1])\n\tby silver.osuosl.org (Postfix) with ESMTP id 301F43021C;\n\tMon, 27 Mar 2017 23:08:43 +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 Jday2Xk+fTu2; Mon, 27 Mar 2017 23:08:42 +0000 (UTC)", "from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby silver.osuosl.org (Postfix) with ESMTP id 3F4082FC7B;\n\tMon, 27 Mar 2017 23:08:42 +0000 (UTC)", "from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137])\n\tby ash.osuosl.org (Postfix) with ESMTP id A45EB1C20F0\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tMon, 27 Mar 2017 23:08:40 +0000 (UTC)", "from localhost (localhost [127.0.0.1])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id 9CE7585685\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tMon, 27 Mar 2017 23:08:40 +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 PKMenBvTzIvu for <intel-wired-lan@lists.osuosl.org>;\n\tMon, 27 Mar 2017 23:08:40 +0000 (UTC)", "from mga05.intel.com (mga05.intel.com [192.55.52.43])\n\tby fraxinus.osuosl.org (Postfix) with ESMTPS id E243785649\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tMon, 27 Mar 2017 23:08:39 +0000 (UTC)", "from orsmga002.jf.intel.com ([10.7.209.21])\n\tby fmsmga105.fm.intel.com with ESMTP; 27 Mar 2017 16:08:39 -0700", "from cmw-ivy.jf.intel.com ([10.166.16.50])\n\tby orsmga002.jf.intel.com with ESMTP; 27 Mar 2017 16:08:38 -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=\"5.36,234,1486454400\"; d=\"scan'208\";a=\"65724703\"", "From": "Carolyn Wyborny <carolyn.wyborny@intel.com>", "To": "intel-wired-lan@lists.osuosl.org", "Date": "Mon, 27 Mar 2017 16:08:38 -0700", "Message-ID": "<149065607626.40396.2636551099104046268.stgit@cmw-ivy.jf.intel.com>", "User-Agent": "StGit/0.17.1-dirty", "MIME-Version": "1.0", "Subject": "[Intel-wired-lan] [net-next PATCH v2] i40e: fix for queue timing\n\tdelays", "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>", "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": "This patch adds a delay to rx queue disables to accommodate hw needs.\n\nv2: Added missing check for disable only, additional details on the need for\nthe ugly delay and fixed spacing on comment.\n\nSigned-off-by: Carolyn Wyborny <carolyn.wyborny@intel.com>\nChange-ID: I2864ca667ce5dcc2cc44f8718113b719742a46a1\n---\n drivers/net/ethernet/intel/i40e/i40e_main.c | 5 +++++\n 1 file changed, 5 insertions(+)", "diff": "diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c\nindex 4b32b47..6ae779b 100644\n--- a/drivers/net/ethernet/intel/i40e/i40e_main.c\n+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c\n@@ -4181,6 +4181,11 @@ static int i40e_vsi_control_rx(struct i40e_vsi *vsi, bool enable)\n \t\t}\n \t}\n \n+\t/* Due to HW errata, on Rx disable only, the register can indicate done\n+\t * before it really is. Needs 50ms to be sure */\n+\tif (!enable)\n+\t\tmdelay(50);\n+\n \treturn ret;\n }\n \n", "prefixes": [ "net-next", "v2" ] }