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[23.128.96.18]) by mx.google.com with ESMTP id e16si1075422eja.462.2021.01.13.08.09.43; Wed, 13 Jan 2021 08:10:08 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727442AbhAMQGx (ORCPT + 99 others); Wed, 13 Jan 2021 11:06:53 -0500 Received: from mga05.intel.com ([192.55.52.43]:11046 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725846AbhAMQGx (ORCPT ); Wed, 13 Jan 2021 11:06:53 -0500 IronPort-SDR: WgjdOOYThxqPdEe4wNNk/4kBqXuR5zAngrehk/yrab1xw98y+sOuEJiMfadkKu48w845HtkqtW U7LrB6YozpAw== X-IronPort-AV: E=McAfee;i="6000,8403,9863"; a="263014471" X-IronPort-AV: E=Sophos;i="5.79,344,1602572400"; d="scan'208";a="263014471" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Jan 2021 08:06:10 -0800 IronPort-SDR: bOzlq79cq60wRr/pOdULkolaqESeVE55VU8e0SDI7AWi7An4zqvFB9QvPfy0xB4iIQ26NoFKlC w89OBIzLNwKg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.79,344,1602572400"; d="scan'208";a="567891965" Received: from fmsmsx601.amr.corp.intel.com ([10.18.126.81]) by orsmga005.jf.intel.com with ESMTP; 13 Jan 2021 08:06:10 -0800 Received: from fmsmsx612.amr.corp.intel.com (10.18.126.92) by fmsmsx601.amr.corp.intel.com (10.18.126.81) 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 08:06:09 -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 15.1.1713.5; Wed, 13 Jan 2021 08:06:09 -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 08:06:09 -0800 From: "Luck, Tony" To: Borislav Petkov , Andy Lutomirski CC: 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//uQmAgACulACAAGA4gIAAINgQ Date: Wed, 13 Jan 2021 16:06:09 +0000 Message-ID: <8c4cd08e82884518b607f392523dd70b@intel.com> References: <20210113015053.GA21587@agluck-desk2.amr.corp.intel.com> <20210113100009.GA16960@zn.tnic> In-Reply-To: <20210113100009.GA16960@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 PiBJIHRoaW5rIHlvdSBndXlzIGhhdmUgdmVlcmVkIG9mZiBpbnRvIHRoZSB3ZWVkcyB3aXRoIHRo aXMuIFRoZSBjdXJyZW50DQo+IHNvbHV0aW9uIC0gbW9kdWxvIGVycm9yIG1lc3NhZ2VzIG5vdCBk ZXN0aW5lZCBmb3IgaHVtYW5zIDopIC0gaXMgbm90IHNvbw0KPiBiYWQsIGNvbnNpZGVyaW5nIHRo ZSB3aG9sZSBNQ0EgdHJhaW53cmVjay4NCj4NCj4gT3IgYW0gSSBtaXNzaW5nIHNvbWV0aGluZyBj b21wbGV0ZWx5IHVuYWNjZXB0YWJsZT8NCg0KTWF5YmUgdGhlIG90aGVyIGRpZmZlcmVuY2UgaW4g YXBwcm9hY2ggYmV0d2VlbiBBbmR5IGFuZCBtZSBpcyB3aGV0aGVyIHRvDQpnbyBmb3IgYSBzb2x1 dGlvbiB0aGF0IGNvdmVycyBhbGwgdGhlIGNvcm5lciBjYXNlcywgb3IganVzdCBtYWtlIGFuIGlu Y3JlbWVudGFsDQppbXByb3ZlbWVudCB0aGF0IGFsbG93cyBmb3IgcmVjb3ZlciBpbiBzb21lIHVz ZWZ1bCBzdWJzZXQgb2YgcmVtYWluaW5nIGZhdGFsDQpjYXNlcywgYnV0IHN0aWxsIGRpZXMgaW4g b3RoZXIgY2FzZXMuDQoNCkknbSBoYXBweSB0byByZXBsYWNlIGVycm9yIG1lc3NhZ2VzIHdpdGgg b25lcyB0aGF0IGFyZSBtb3JlIGRlc2NyaXB0aXZlIGFuZA0KaGVscGZ1bCB0byBodW1hbnMuDQoN Ci1Ub255DQo=