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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5AC3CC433E0 for ; Wed, 13 Jan 2021 16:34:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 23AA3235F9 for ; Wed, 13 Jan 2021 16:34:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727655AbhAMQdx (ORCPT ); Wed, 13 Jan 2021 11:33:53 -0500 Received: from mga07.intel.com ([134.134.136.100]:63201 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726207AbhAMQdw (ORCPT ); Wed, 13 Jan 2021 11:33:52 -0500 IronPort-SDR: fgOj37cFgIJApYIGQ8wE/tMYDrbrAZELnACIZbzO5oTuBEZtXAJCXgsgeqZutfaddU4r+7wjrF LYDDJWdeiUBw== X-IronPort-AV: E=McAfee;i="6000,8403,9863"; a="242306735" X-IronPort-AV: E=Sophos;i="5.79,344,1602572400"; d="scan'208";a="242306735" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Jan 2021 08:33:09 -0800 IronPort-SDR: bFZ+1re53W/fi1j8G3Wq4IiNhv7PbW4zz7l6u50V2K9KO2F/5PX8X1sNTnuKgyMqqmvIvIpOcz kvv3P0xpGxgQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.79,344,1602572400"; d="scan'208";a="363932892" Received: from fmsmsx602.amr.corp.intel.com ([10.18.126.82]) by orsmga002.jf.intel.com with ESMTP; 13 Jan 2021 08:32:55 -0800 Received: from fmsmsx610.amr.corp.intel.com (10.18.126.90) by fmsmsx602.amr.corp.intel.com (10.18.126.82) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Wed, 13 Jan 2021 08:32:55 -0800 Received: from fmsmsx610.amr.corp.intel.com (10.18.126.90) by fmsmsx610.amr.corp.intel.com (10.18.126.90) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Wed, 13 Jan 2021 08:32:54 -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 15.01.1713.004; Wed, 13 Jan 2021 08:32:54 -0800 From: "Luck, Tony" To: Borislav Petkov CC: Andy Lutomirski , Andy Lutomirski , X86 ML , Andrew Morton , "Peter Zijlstra" , Darren Hart , LKML , linux-edac , Linux-MM Subject: RE: [PATCH v2 1/3] x86/mce: Avoid infinite loop for copy from user recovery Thread-Topic: [PATCH v2 1/3] x86/mce: Avoid infinite loop for copy from user recovery Thread-Index: AQHW6GMIjFZnFv+51UOaFGZUXPBBdKojguIA//98a4CAAb7TAP//fnCAgACHdoD//4tlAAAR67SA//+aBgCAAJpygP//uQmAgACulACAAGA4gIAAINgQgABJKYCAAITv4A== Date: Wed, 13 Jan 2021 16:32:54 +0000 Message-ID: References: <20210113015053.GA21587@agluck-desk2.amr.corp.intel.com> <20210113100009.GA16960@zn.tnic> <8c4cd08e82884518b607f392523dd70b@intel.com> <20210113161933.GE16960@zn.tnic> In-Reply-To: <20210113161933.GE16960@zn.tnic> 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: 11.5.1.3 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 Pj4gTWF5YmUgdGhlIG90aGVyIGRpZmZlcmVuY2UgaW4gYXBwcm9hY2ggYmV0d2VlbiBBbmR5IGFu ZCBtZSBpcyB3aGV0aGVyIHRvDQo+PiBnbyBmb3IgYSBzb2x1dGlvbiB0aGF0IGNvdmVycyBhbGwg dGhlIGNvcm5lciBjYXNlcywgb3IganVzdCBtYWtlIGFuIGluY3JlbWVudGFsDQo+PiBpbXByb3Zl bWVudCB0aGF0IGFsbG93cyBmb3IgcmVjb3ZlciBpbiBzb21lIHVzZWZ1bCBzdWJzZXQgb2YgcmVt YWluaW5nIGZhdGFsDQo+PiBjYXNlcywgYnV0IHN0aWxsIGRpZXMgaW4gb3RoZXIgY2FzZXMuDQo+ DQo+IERvZXMgdGhhdCBtZWFuIG1vcmUgY29yZSBjb2RlIHN1cmdlcnk/DQoNClllcy4gSSBuZWVk IHRvIGxvb2sgYXQgb3RoZXIgdXNlciBhY2Nlc3MgaW5zaWRlIHBhZ2VmYXVsdF9kaXNhYmxlL2Vu YWJsZSgpDQphcyBsaWtlbHkgc3BvdHMgd2hlcmUgdGhlIGNvZGUgbWF5IGNvbnRpbnVlIGFmdGVy IGEgbWFjaGluZSBjaGVjayBhbmQNCnJldHJ5IHRoZSBhY2Nlc3MuICBTbyBleHBlY3Qgc29tZSBt b3JlICJpZiAocmV0ID09IEVOWElPKSB7IGRvIHNvbWV0aGluZyB0byBnaXZlIHVwIGdyYWNlZnVs bHkgfSINCg0KPj4gSSdtIGhhcHB5IHRvIHJlcGxhY2UgZXJyb3IgbWVzc2FnZXMgd2l0aCBvbmVz IHRoYXQgYXJlIG1vcmUgZGVzY3JpcHRpdmUgYW5kDQo+PiBoZWxwZnVsIHRvIGh1bWFucy4NCj4N Cj4gWWFwLCB0aGF0OiAiTXVsdGlwbGUgY29weWluIiB3aXRoIHNvbWV0aGluZyBtb3JlIHVuZGVy c3RhbmRhYmxlIHRvIHVzZXJzLi4uDQoNCkknbGwgd29yayBvbiBpdC4gV2UgdGVuZCBub3QgdG8g aGF2ZSBlc3NheSBsZW5ndGggbWVzc2FnZXMgYXMgcGFuaWMoKSBzdHJpbmdzLiBCdXQgSSBjYW4N CmFkZCBhIGNvbW1lbnQgaW4gdGhlIGNvZGUgdGhlcmUgc28gdGhhdCBwZW9wbGUgd2hvIGdyZXAg d2hhdGV2ZXIgcGFuaWMgbWVzc2FnZQ0Kd2UgY2hvb3NlIGNhbiBnZXQgbW9yZSBkZXRhaWxzIG9u IHdoYXQgaGFwcGVuZWQgYW5kIHdoYXQgdG8gZG8uDQoNCi1Ub255DQo=