From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 83892C433F5 for ; Mon, 7 Feb 2022 21:51:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243120AbiBGVvy (ORCPT ); Mon, 7 Feb 2022 16:51:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35274 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242781AbiBGVvx (ORCPT ); Mon, 7 Feb 2022 16:51:53 -0500 Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2090BC061355 for ; Mon, 7 Feb 2022 13:51:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1644270713; x=1675806713; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=mGGTcNtFwSOc9Gw6HFOZy3a/ArLIZ6uBXrcFHMyiv8E=; b=RJXrzG0zoNXylyFkT9xmJBDiQcI6kqZc8whGTly4JRatizs4IMb52N9f OrI1EGobSNKQX2xsjPMDCV1ucKI+Y6whEBnA1b4tL+0ysAV7ZGqf8V9fX 5Ofjcy5vp59sWxCSulBpOu9/60P8/Z9XtSmtaoSpLoDPInbl19cpv8JqG ODvORi15RJmrcLrzjicHER/qhXcpk8AvmxqlnhyadqI9TKx5d9IN1hq95 CN1sImpGGVlCsFml06YkFfi1i+AH85LltGsUKo5fWtOBChikBJo3CsXhI ggSYxr0AHd9qdulCyPqEWLi2E+DN5kPzq8F6XHwNbzFuxdpNDZDeJ8ivB A==; X-IronPort-AV: E=McAfee;i="6200,9189,10251"; a="249025065" X-IronPort-AV: E=Sophos;i="5.88,350,1635231600"; d="scan'208";a="249025065" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Feb 2022 13:51:52 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,350,1635231600"; d="scan'208";a="525291949" Received: from fmsmsx604.amr.corp.intel.com ([10.18.126.84]) by orsmga007.jf.intel.com with ESMTP; 07 Feb 2022 13:51:52 -0800 Received: from fmsmsx612.amr.corp.intel.com (10.18.126.92) by fmsmsx604.amr.corp.intel.com (10.18.126.84) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Mon, 7 Feb 2022 13:51:52 -0800 Received: from fmsmsx610.amr.corp.intel.com (10.18.126.90) by fmsmsx612.amr.corp.intel.com (10.18.126.92) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Mon, 7 Feb 2022 13:51:51 -0800 Received: from fmsmsx610.amr.corp.intel.com ([10.18.126.90]) by fmsmsx610.amr.corp.intel.com ([10.18.126.90]) with mapi id 15.01.2308.020; Mon, 7 Feb 2022 13:51:51 -0800 From: "Luck, Tony" To: Borislav Petkov CC: Jue Wang , "x86@kernel.org" , "linux-kernel@vger.kernel.org" , "patches@lists.linux.dev" Subject: RE: [RFC] x86/mce: Add workaround for SKX/CLX/CPX spurious machine checks Thread-Topic: [RFC] x86/mce: Add workaround for SKX/CLX/CPX spurious machine checks Thread-Index: AQHYG9xP0gqp+9MoaEye7S91lqAbGKyI9jkA//+C0wCAAJepgP//g7dQgACK9ID//4CNoA== Date: Mon, 7 Feb 2022 21:51:51 +0000 Message-ID: <5293d81863b54d6ab0835012201d44da@intel.com> References: <20220207043640.2829295-1-juew@google.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-reaction: no-action dlp-version: 11.6.200.16 x-originating-ip: [10.1.200.100] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Pj4gVGhlIGVycmF0dW0gaGFzIG1hZGUgaXRzIHdheSB0aHJvdWdoIHRvIHRoZSBwdWJsaWMgc3Bl Y2lmaWNhdGlvbg0KPj4gdXBkYXRlIHlldCA6LSgNCj4NCj4gWW91IG1lYW4gImhhcyBub3QiPw0K DQpDdXJzZSBteSBwYXRoZXRpYyB0eXBpbmcgc2tpbGxzIC4uLiAiaGFzIE5PVCBtYWRlIGl0cyB3 YXkiIGlzIHdoZXJlIHdlIGFyZSB0b2RheS4NCkkgZG9uJ3Qga25vdyB3aGVuIHRoYXQgc3RhdHVz IHdpbGwgY2hhbmdlLg0KDQo+IEluIGFueSBjYXNlLCBJIGd1ZXNzIHlvdSBjb3VsZCBzYXkgc29t ZXRoaW5nIGxpa2U6DQo+DQo+CXByX2Vycl9vbmNlKCJFcnJhdHVtICNYWFggZGV0ZWN0ZWQsIGRp c2FibGluZyBmYXN0IHN0cmluZyBjb3B5IGluc3RydWN0aW9ucy5cbiIpOw0KPg0KPiBvciBzbyBh bmQgcGVvcGxlIGNhbiBzZWFyY2ggd2l0aCB0aGUgZXJyYXR1bSBudW1iZXIgbGF0ZXIgd2hlcmUg dGhlIGRvYw0KPiB3aWxsIGV4cGxhaW4gaXQgaW4gbW9yZSBkZXRhaWwuDQoNCldoZW4gdGhlIGVy cmF0YSAocGx1cmFsLCB0aGVyZSBhcmUgc2VwYXJhdGUgbGlzdHMgZm9yIFNLWCBhbmQgQ0xYKSBn byBwdWJsaWMNCndlIGNvdWxkIHVwZGF0ZSB0aGlzIG1lc3NhZ2Ugd2l0aCB0aGUgbmFtZXMuDQoN Ci1Ub255DQo=