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GET /api/patches/652431/?format=api
{ "id": 652431, "url": "http://patchwork.ozlabs.org/api/patches/652431/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/1469488555-28187-9-git-send-email-bimmy.pujari@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": "<1469488555-28187-9-git-send-email-bimmy.pujari@intel.com>", "list_archive_url": null, "date": "2016-07-25T23:15:50", "name": "[next,S40,08/13] i40e: Force register writes to mitigate sync issues with iwarp VF driver", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": false, "hash": "a9a85556c06b16c7c948795824703ae6ea0b692d", "submitter": { "id": 68919, "url": "http://patchwork.ozlabs.org/api/people/68919/?format=api", "name": "Pujari, Bimmy", "email": "bimmy.pujari@intel.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/1469488555-28187-9-git-send-email-bimmy.pujari@intel.com/mbox/", "series": [], "comments": "http://patchwork.ozlabs.org/api/patches/652431/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/652431/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 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 3ryxtr09chz9t0J\n\tfor <incoming@patchwork.ozlabs.org>;\n\tTue, 26 Jul 2016 09:15:32 +1000 (AEST)", "from localhost (localhost [127.0.0.1])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id 719B6889A6;\n\tMon, 25 Jul 2016 23:15:30 +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 c2PazEIsKvBi; Mon, 25 Jul 2016 23:15:27 +0000 (UTC)", "from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id F3F99887A6;\n\tMon, 25 Jul 2016 23:15:26 +0000 (UTC)", "from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133])\n\tby ash.osuosl.org (Postfix) with ESMTP id 6B9171C1511\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tMon, 25 Jul 2016 23:15:25 +0000 (UTC)", "from localhost (localhost [127.0.0.1])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id 65F2B88BAB\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tMon, 25 Jul 2016 23:15:25 +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 l20+zFXaBi7F for <intel-wired-lan@lists.osuosl.org>;\n\tMon, 25 Jul 2016 23:15:25 +0000 (UTC)", "from mga03.intel.com (mga03.intel.com [134.134.136.65])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id F1A7D866E4\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tMon, 25 Jul 2016 23:15:24 +0000 (UTC)", "from orsmga003.jf.intel.com ([10.7.209.27])\n\tby orsmga103.jf.intel.com with ESMTP; 25 Jul 2016 16:15:25 -0700", "from bimmy.jf.intel.com (HELO bimmy.linux1.jf.intel.com)\n\t([134.134.2.177])\n\tby orsmga003.jf.intel.com with ESMTP; 25 Jul 2016 16:15:23 -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=\"5.28,421,1464678000\"; d=\"scan'208\";a=\"853301725\"", "From": "Bimmy Pujari <bimmy.pujari@intel.com>", "To": "intel-wired-lan@lists.osuosl.org", "Date": "Mon, 25 Jul 2016 16:15:50 -0700", "Message-Id": "<1469488555-28187-9-git-send-email-bimmy.pujari@intel.com>", "X-Mailer": "git-send-email 2.4.11", "In-Reply-To": "<1469488555-28187-1-git-send-email-bimmy.pujari@intel.com>", "References": "<1469488555-28187-1-git-send-email-bimmy.pujari@intel.com>", "Subject": "[Intel-wired-lan] [next PATCH S40 08/13] i40e: Force register\n\twrites to mitigate sync issues with iwarp VF driver", "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": "From: Avinash Dayanand <avinash.dayanand@intel.com>\n\nThis patch is a fix for the bug i.e. unable to create iwarp device\nin VF. This is a sync issue and the iwarp device open is called even\nbefore the PCI register writes are done.\n\nForcing the PCI register writes to happen just before it exits the\nfunction.\n\nSigned-off-by: Avinash Dayanand <avinash.dayanand@intel.com>\nChange-ID: I60c6a2c709da89e845f2764cc50ce8b7373c8c44\n---\n drivers/net/ethernet/intel/i40e/i40e_client.c | 3 ++-\n 1 file changed, 2 insertions(+), 1 deletion(-)", "diff": "diff --git a/drivers/net/ethernet/intel/i40e/i40e_client.c b/drivers/net/ethernet/intel/i40e/i40e_client.c\nindex e8d9e47..cc7403a 100644\n--- a/drivers/net/ethernet/intel/i40e/i40e_client.c\n+++ b/drivers/net/ethernet/intel/i40e/i40e_client.c\n@@ -815,7 +815,8 @@ static int i40e_client_setup_qvlist(struct i40e_info *ldev,\n \t\t\twr32(hw, I40E_PFINT_AEQCTL, reg);\n \t\t}\n \t}\n-\n+\t/* Mitigate sync problems with iwarp VF driver */\n+\ti40e_flush(hw);\n \treturn 0;\n err:\n \tkfree(ldev->qvlist_info);\n", "prefixes": [ "next", "S40", "08/13" ] }