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GET /api/patches/838017/?format=api
{ "id": 838017, "url": "http://patchwork.ozlabs.org/api/patches/838017/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20171114120052.86665-6-alice.michael@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": "<20171114120052.86665-6-alice.michael@intel.com>", "list_archive_url": null, "date": "2017-11-14T12:00:49", "name": "[next,S82-V4,6/9] i40e: Fix FLR reset timeout issue", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "4f4eb3910ad97aeeb608e6d7ead438882f225630", "submitter": { "id": 71123, "url": "http://patchwork.ozlabs.org/api/people/71123/?format=api", "name": "Michael, Alice", "email": "alice.michael@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/20171114120052.86665-6-alice.michael@intel.com/mbox/", "series": [ { "id": 13564, "url": "http://patchwork.ozlabs.org/api/series/13564/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/list/?series=13564", "date": "2017-11-14T12:00:46", "name": "[next,S82-V4,1/9] i40evf: Do not clear MSI-X PBA manually", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/13564/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/838017/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/838017/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=140.211.166.137; helo=fraxinus.osuosl.org;\n\tenvelope-from=intel-wired-lan-bounces@osuosl.org;\n\treceiver=<UNKNOWN>)", "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 3ybzVZ4NZnz9sBW\n\tfor <incoming@patchwork.ozlabs.org>;\n\tWed, 15 Nov 2017 07:23:50 +1100 (AEDT)", "from localhost (localhost [127.0.0.1])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id C144C8626C;\n\tTue, 14 Nov 2017 20:23:47 +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 F8dSQubXCVTD; Tue, 14 Nov 2017 20:23:46 +0000 (UTC)", "from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby fraxinus.osuosl.org (Postfix) with ESMTP id 642D485ABF;\n\tTue, 14 Nov 2017 20:23:46 +0000 (UTC)", "from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136])\n\tby ash.osuosl.org (Postfix) with ESMTP id 08B071CEF5C\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tTue, 14 Nov 2017 20:07:01 +0000 (UTC)", "from localhost (localhost [127.0.0.1])\n\tby silver.osuosl.org (Postfix) with ESMTP id F20502D355\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tTue, 14 Nov 2017 20:07:00 +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 PiGWdXARFO9Z for <intel-wired-lan@lists.osuosl.org>;\n\tTue, 14 Nov 2017 20:07:00 +0000 (UTC)", "from mga02.intel.com (mga02.intel.com [134.134.136.20])\n\tby silver.osuosl.org (Postfix) with ESMTPS id 580B32CFDE\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tTue, 14 Nov 2017 20:07:00 +0000 (UTC)", "from fmsmga001.fm.intel.com ([10.253.24.23])\n\tby orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t14 Nov 2017 12:06:59 -0800", "from unknown (HELO localhost.jf.intel.com) ([10.166.16.121])\n\tby fmsmga001.fm.intel.com with ESMTP; 14 Nov 2017 12:06:59 -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-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.44,396,1505804400\"; d=\"scan'208\";a=\"2651465\"", "From": "Alice Michael <alice.michael@intel.com>", "To": "alice.michael@intel.com,\n\tintel-wired-lan@lists.osuosl.org", "Date": "Tue, 14 Nov 2017 07:00:49 -0500", "Message-Id": "<20171114120052.86665-6-alice.michael@intel.com>", "X-Mailer": "git-send-email 2.9.5", "In-Reply-To": "<20171114120052.86665-1-alice.michael@intel.com>", "References": "<20171114120052.86665-1-alice.michael@intel.com>", "Subject": "[Intel-wired-lan] [next PATCH S82-V4 6/9] i40e: Fix FLR reset\n\ttimeout issue", "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>", "Cc": "Filip Sadowski <filip.sadowski@intel.com>", "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": "From: Filip Sadowski <filip.sadowski@intel.com>\n\nThis patch allows detection of upcoming core reset in case NIC gets\nstuck while performing FLR reset. The i40e_pf_reset() function returns\nI40E_ERR_NOT_READY when global reset was detected.\n\nSigned-off-by: Filip Sadowski <filip.sadowski@intel.com>\n---\n drivers/net/ethernet/intel/i40e/i40e_common.c | 7 +++++++\n 1 file changed, 7 insertions(+)", "diff": "diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c\nindex 5abc83c..40c5f76 100644\n--- a/drivers/net/ethernet/intel/i40e/i40e_common.c\n+++ b/drivers/net/ethernet/intel/i40e/i40e_common.c\n@@ -1269,6 +1269,7 @@ i40e_status i40e_pf_reset(struct i40e_hw *hw)\n \t * we don't need to do the PF Reset\n \t */\n \tif (!cnt) {\n+\t\tu32 reg2 = 0;\n \t\tif (hw->revision_id == 0)\n \t\t\tcnt = I40E_PF_RESET_WAIT_COUNT_A0;\n \t\telse\n@@ -1280,6 +1281,12 @@ i40e_status i40e_pf_reset(struct i40e_hw *hw)\n \t\t\treg = rd32(hw, I40E_PFGEN_CTRL);\n \t\t\tif (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK))\n \t\t\t\tbreak;\n+\t\t\treg2 = rd32(hw, I40E_GLGEN_RSTAT);\n+\t\t\tif (reg2 & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {\n+\t\t\t\thw_dbg(hw, \"Core reset upcoming. Skipping PF reset request.\\n\");\n+\t\t\t\thw_dbg(hw, \"I40E_GLGEN_RSTAT = 0x%x\\n\", reg2);\n+\t\t\t\treturn I40E_ERR_NOT_READY;\n+\t\t\t}\n \t\t\tusleep_range(1000, 2000);\n \t\t}\n \t\tif (reg & I40E_PFGEN_CTRL_PFSWR_MASK) {\n", "prefixes": [ "next", "S82-V4", "6/9" ] }