Received: by 2002:a05:6358:1087:b0:cb:c9d3:cd90 with SMTP id j7csp6352329rwi; Tue, 18 Oct 2022 11:13:40 -0700 (PDT) X-Google-Smtp-Source: AMsMyM7uIJqphZ8KxfpQbYFsG5CfkvK4Mr/E2U8f9LYoCbWIu74DUG2TERVGPnxKNgVOiBMWN8yL X-Received: by 2002:a05:6402:35cc:b0:45d:442:1765 with SMTP id z12-20020a05640235cc00b0045d04421765mr3809735edc.51.1666116819971; Tue, 18 Oct 2022 11:13:39 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1666116819; cv=pass; d=google.com; s=arc-20160816; b=c4IcAYnFTjegRFWilQ2KPB7FTmcSfrWr24EweCZJ8He0jB0p/xa/GdTTo2HscvZEhc FOoE2f0e+27m2LlOtowPuAFOSCg+NHbFis1qr9A0kv6M/DeFo+Km1RU5AH9SJpI8+S0u g+ELM2aTIQUpwwdca3rZ4gMjcnSuJOfeVPVhGNB9Kk0LO6JWG4iwSpC7/jyobE62ETlL lGVmCZrOedrCiQl0qfL4AfpVYSu7V7dwlE0ZtWa9T2O9vwFF2zG4MnX4xRQfjpPila17 MPsvqy1GZ3yP0CE/UkvBxOG0/wbePjx+AovS+uDLBGIQRT1QnS/S47g8fhCuxPSUfxkE CdAQ== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:content-transfer-encoding :dlp-version:dlp-reaction:dlp-product:content-language :accept-language:in-reply-to:references:message-id:date:thread-index :thread-topic:subject:cc:to:from:dkim-signature; bh=EH0Z4vn/tpsKDY1fkl5hRE4Or1B6xjAoqHGd7/T1w8g=; b=hS8tFOK73piGJ1Dz5uQWDmGqIozjINTs10riStUj5LOpk8opDjB3oe7TX0RQP/VoJn haFvviaTvXsLSW9BQZlqNdxfkBdUNbiA1VrheZMeEGYrILDcKH8vT8BanxNQJhr3n8DX bbRAN4xVa+aFlVLy2z8kXPA7ucJPwHf2eVB+3dDCcBbaUqt6EgqToEp+d9BR1m9YIwjA rUToT/7ZnjpOuEaGebWQKcPbKmiRlSpuNwCLsMmc+1gMhn2uJUZ97WTa0QcwaXbRnG2Q sBhK6daoXN+H/qdQPGpg7U86DiGichRBbNCct6qP91u4rGsQ2kHQVumM7P5Oul9mVPjr pY+Q== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=blOJx1WJ; arc=pass (i=1 spf=pass spfdomain=intel.com dkim=pass dkdomain=intel.com dmarc=pass fromdomain=intel.com); spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id i6-20020a05640242c600b0045cf886717esi14431236edc.18.2022.10.18.11.13.13; Tue, 18 Oct 2022 11:13:39 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=blOJx1WJ; arc=pass (i=1 spf=pass spfdomain=intel.com dkim=pass dkdomain=intel.com dmarc=pass fromdomain=intel.com); spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229574AbiJRRwU (ORCPT + 99 others); Tue, 18 Oct 2022 13:52:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53898 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230130AbiJRRwQ (ORCPT ); Tue, 18 Oct 2022 13:52:16 -0400 Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 277EC643F for ; Tue, 18 Oct 2022 10:52:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1666115534; x=1697651534; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=EH0Z4vn/tpsKDY1fkl5hRE4Or1B6xjAoqHGd7/T1w8g=; b=blOJx1WJ9UC0lpwzXCP1TcMSKmIqFojKLrCaEfxh2XAKyTHW5xPouVbi vZRiAP/4QCG/9PlTsuYhG11bYY6Dz5tIXUe0TIw/82rP27YEZ2mgKgvN3 Pf/jUddS2RDPiyUMeToM5jscWbkNE022JNnGwc3FOx/vbv7ukCqGjzzy3 INeHuLaFtNZlztx5yhohS+IUbLuC2+Fw5Q/3yAoF5P0AeK/yeKUH54JFi w0ZtbZ27phdBetf/5SBFWHo+CGGg2Ujh0DVMfPHE2/JWHMunJmpN0SVWT KvjXZdRZqEJMBqcqSbIuw8pHo/YYQ5/FQrfcsX71PQFloIiZ5PzJLvLuM Q==; X-IronPort-AV: E=McAfee;i="6500,9779,10504"; a="392490139" X-IronPort-AV: E=Sophos;i="5.95,193,1661842800"; d="scan'208";a="392490139" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Oct 2022 10:52:09 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10504"; a="803864923" X-IronPort-AV: E=Sophos;i="5.95,193,1661842800"; d="scan'208";a="803864923" Received: from fmsmsx601.amr.corp.intel.com ([10.18.126.81]) by orsmga005.jf.intel.com with ESMTP; 18 Oct 2022 10:52:08 -0700 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 15.1.2375.31; Tue, 18 Oct 2022 10:52:08 -0700 Received: from fmsmsx603.amr.corp.intel.com (10.18.126.83) 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 15.1.2375.31; Tue, 18 Oct 2022 10:52:07 -0700 Received: from fmsedg601.ED.cps.intel.com (10.1.192.135) by fmsmsx603.amr.corp.intel.com (10.18.126.83) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31 via Frontend Transport; Tue, 18 Oct 2022 10:52:07 -0700 Received: from NAM10-MW2-obe.outbound.protection.outlook.com (104.47.55.107) by edgegateway.intel.com (192.55.55.70) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2375.31; Tue, 18 Oct 2022 10:52:07 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=LDo5xMZsS2KQxeTdeUIIsll0qb9UBnv9BxRu57wBMv+iZ6zZduTVbcPLIvb0AzGw7kXciLi0DxpzLFVHHYT+H1qcCB68nQGSrTUdyycASjJdgjEkEVruU6jRvZL1ET5aYiLslzDfK+M5YfHQR4mtzQWEcoy83Qz5oXD9CWCIx9XHGWr/qitfEvgorQ0Yao2vdHbM02G9EIg9w+/VlC4/wR0g1at/Ip4k9Gfmt0b7fG2t3L2yCPgAmGnu2cAtHYeNSTLuz4Bf1EUgzuMt4EGnw7A1aeGS5BpK23U9OdVhl4MmDluA+gl+DIA/NE1/wX8wFEktZ88bUTPWcc0J4Qkp7w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=EH0Z4vn/tpsKDY1fkl5hRE4Or1B6xjAoqHGd7/T1w8g=; b=JBYUSYMzQoIJlKkp2kgp7YC7SD+VukvMLUv4UV+4Tl7iBzNm0VWAfclGpRLT8K11UhJU5y8dXDBOrIovXOuYXnABQcaVkTLfZFtGuFUGZ5bbkzL6Hm7DBWi/QXblz75ypyaBX+L/ViqXF2ULYrSLtpdpst+C80UlgrbBwJ6mu8DlB823H4DUJPkFXKW83wG81N45Ck3QB+3JsLdvY3FGvncFDvxBs3bJhRlyvPO2IZuxb+71fQ/3whVw8L5d72XiiZmY9wg+sb5qF2vYmnWgWpceSdQMUyIH9Afp0CUozRteFRaU4BrZhpbynqEM01fYgyd1i+LdcHphOpe1B/U+gQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=intel.com; dmarc=pass action=none header.from=intel.com; dkim=pass header.d=intel.com; arc=none Received: from SJ1PR11MB6083.namprd11.prod.outlook.com (2603:10b6:a03:48a::9) by DM4PR11MB6336.namprd11.prod.outlook.com (2603:10b6:8:b9::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5723.30; Tue, 18 Oct 2022 17:52:05 +0000 Received: from SJ1PR11MB6083.namprd11.prod.outlook.com ([fe80::10a6:b76c:4fb1:2d60]) by SJ1PR11MB6083.namprd11.prod.outlook.com ([fe80::10a6:b76c:4fb1:2d60%6]) with mapi id 15.20.5723.033; Tue, 18 Oct 2022 17:52:05 +0000 From: "Luck, Tony" To: =?utf-8?B?SE9SSUdVQ0hJIE5BT1lBKOWggOWPo+OAgOebtOS5nyk=?= CC: Andrew Morton , Miaohe Lin , Matthew Wilcox , Shuai Xue , "Williams, Dan J" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" Subject: RE: [RFC PATCH] mm, hwpoison: Recover from copy-on-write machine checks Thread-Topic: [RFC PATCH] mm, hwpoison: Recover from copy-on-write machine checks Thread-Index: AQHY4oIadTZfEDJ1Q0qrPavLe2NwBa4T1nCAgACPbZA= Date: Tue, 18 Oct 2022 17:52:05 +0000 Message-ID: References: <20221017234203.103666-1-tony.luck@intel.com> <20221018084342.GA3743869@hori.linux.bs1.fc.nec.co.jp> In-Reply-To: <20221018084342.GA3743869@hori.linux.bs1.fc.nec.co.jp> 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: 11.6.500.17 authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; x-ms-publictraffictype: Email x-ms-traffictypediagnostic: SJ1PR11MB6083:EE_|DM4PR11MB6336:EE_ x-ms-office365-filtering-correlation-id: 63baf717-4882-481a-41a2-08dab131781c x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:SJ1PR11MB6083.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230022)(136003)(376002)(396003)(39860400002)(366004)(346002)(451199015)(186003)(2906002)(6506007)(7696005)(26005)(54906003)(5660300002)(316002)(6916009)(86362001)(38100700002)(82960400001)(41300700001)(66446008)(64756008)(8676002)(66476007)(33656002)(76116006)(66556008)(66946007)(9686003)(83380400001)(122000001)(4326008)(8936002)(38070700005)(55016003)(52536014)(478600001)(71200400001);DIR:OUT;SFP:1102; x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?utf-8?B?dWY5S0p6V2dOUHA2eGlDZDEyRnB6ZlVZL2JKWWtkUWRUOEVvRmZEbGphcWtT?= =?utf-8?B?UUg1YXhjZ3hyNmVRUUZFMHJzeVdkcnVTbyszY01jNjh0bHhONU5idllFenBD?= =?utf-8?B?ak9vQU14OHBUMHdyVEh1Z1RxY1lqRDR3Z084SG1adU5JQ3NhbFI0TWhxdVNj?= =?utf-8?B?UVBBQWtoYWhhcXZ0aVFsdWlzYUYzbEZTRnorMXljbVoyN1lRUzhjVEtQVGVJ?= =?utf-8?B?dFBYQ2g5SE05L2JIWWlZNUp6TWIrWHpZdHdLUHE2SkVheFpjbUlveEVUSnJ4?= =?utf-8?B?TlB6RmhQcnlCS29yL0NEY3BjSFhBUUVSK2I5by85eGl0VEsrM0ZlNXhubVNM?= =?utf-8?B?S2F4VG5LSzV5TExpMWpkSXBaS2dLbUFiN1FzMkJlZVM3UW03dFJGaGZGcU4x?= =?utf-8?B?OGlhUTY3dVlyaVlGVFVvb1JWRHBoRWtpR2dOeERDZWdOdzE0QmZHZU5WdmZs?= =?utf-8?B?U2drT0NFU2ZkUmFrS08yZzU1OUs0WDA5NUI3TEdmanpEU21TVjJYMzdyNEZC?= =?utf-8?B?NE03RE9KS3pLZmRiZ0V0VWkyM3ZNeTBDelpNMVpteFhxZXNWdWI4VmVZYUhJ?= =?utf-8?B?NUV3SXpqSCtJd3F1OEx1eUtFR2hqRmM2djRqMzVQUjN2QWRaVWJVb3N2UTF0?= =?utf-8?B?NTIzYjJDVW1kSHR2clZZekFCMXdXbld2NEhGWndDa3pydGUzdG13MENjeG5o?= =?utf-8?B?QTFHMVF6L0hMaWE0NVQva2U4ZCtJbVRYNjVXbWd3RFo4WVFnTlNCZmxBdy9i?= =?utf-8?B?dElCQjBoQ0U0MWNQQ3RZazVyQW9CTDljeXZESFVDQzlVYm1MUmREcHJmRU5r?= =?utf-8?B?eEJueFVMODJodDlaaHFTS1JpNlhBbDRONmNNSmdDWENJZkRRZFhLU0ppQUU2?= =?utf-8?B?NnlRZzdjR2ZmOTFFOGZvLzczRC9jWm1VZDJBUjVOYkhsd3F5UUlKYmlMYy9Y?= =?utf-8?B?TnBWdi9US3JDbVRnazR2NEtpVkdiTWwrSEZxM1lsVW01RzVESFhvUUYyVXVN?= =?utf-8?B?WEk4S1lhMnFBakRaWU9rUHYvb2JDMXFobzZrM1gyMVNka281Y0IwaHg2WGhw?= =?utf-8?B?WTNGS0Vhc05XQU9VMFJaaDE5czdES1BUUEhZRU50aG50NjlKUmJ0L1QvVVA5?= =?utf-8?B?VTR1bFdJRm8yQnlBSVhCSStlYTdGdWpSNW1od0xCMjRVTittZG1uajR5bnlW?= =?utf-8?B?eDQ5cE51WENvL1IwdXlZQXRKK0YvcUU0bjVLUzNyWlYvNDVMM2VjS1BvVUQw?= =?utf-8?B?S3BNU3pHbGdvSlJPNGFWcGo0NXZ3ekhZbjV4TnAxalhPeFRXSnl1UHdIc2VF?= =?utf-8?B?a3IyNEFqZ3BRa2pGZHQ0WTl5ZXhHQXlNbWx5b0hlMmtqL1gxRWQwWEw5b2gr?= =?utf-8?B?c3JPalBPYjBST0w4UjdnZ1RmckxuZmdVOWpPbEZrcVU5YytmYUZxbFFaeHdW?= =?utf-8?B?eXQvL3BLYlFIVWY4My9nYkFxR1NBQXdSMVpISTJoSk02Q2xrUmRtV0JuOFIv?= =?utf-8?B?SndZM0pnTWtCWW5jbWtoVXRxTEJrNU1jZERzb1lFaHRicXJJUTNTbEhXTEtV?= =?utf-8?B?cms0MXdxWHRXZ1ZodmFVa0NTQ2phaGV0RFBPUkhScjU5U2czTncyUkpnWmxK?= =?utf-8?B?c2d0bHV2SSt0VzJUU3RHWFJLQTVNY3pNaWYyS3dVek5vUnVrOEZHTEZSNUZl?= =?utf-8?B?SXNreFArM3EvK1hmdXBpMU16aHZud1h6WVdvRVRYb28rMC9UQzBEK2Fvbk54?= =?utf-8?B?ZmJWYWZIZEtjZzBZSVRjbXJJdjVlZ1FKNHp1WUFvMUZIekpFNDM0LzFWZlhX?= =?utf-8?B?RURvOEprTUY4TGNVMWZFZUljSmFhbkYwL2VjNmZ3b0JwRHFIaVNHUEdEZW51?= =?utf-8?B?Q1BabHgrTW9DcXphMFlIV1h6UHZxMDV2NXVqc214enltRnNZS1NGYm9uY0Fq?= =?utf-8?B?emY4ZjJLeGVzWisybUZZM1R3ZVVkVGxvUFBMdUd3Q0xYRzNxSmF1clBxQXdY?= =?utf-8?B?WmFBRVJVMmRZZWRIWC92c1I5L21EbkFLVGhPdFpXTEdUMG8wUElQZTJRQ0k2?= =?utf-8?B?aFY3aUozUzJyRndZNFFjUjMwL1NZMmpMd1kxYlFsK0xPVzllRWxPVnpXQ2I3?= =?utf-8?Q?1dYEpn/5AD6SQY+8rgW4cahlK?= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: SJ1PR11MB6083.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 63baf717-4882-481a-41a2-08dab131781c X-MS-Exchange-CrossTenant-originalarrivaltime: 18 Oct 2022 17:52:05.2665 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: r2ZPUtblN9v06uH/8BFlLIyVkH+X9030V/tmmBUQNq4ajstgbiqTqrOsFEiF8qZUiK1YoG5TyoI0LFhqugWUVg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR11MB6336 X-OriginatorOrg: intel.com X-Spam-Status: No, score=-4.7 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Pj4gKyAqCS0xID0gY29weSBmYWlsZWQgZHVlIHRvIHBvaXNvbiBpbiBzb3VyY2UgcGFnZQ0KDQo+ IFNpbXBseSBjYWxsaW5nICJwb2lzb24iIG1pZ2h0IGNhdXNlIGNvbmZ1c2lvbiB3aXRoIHBhZ2Ug cG9pc29uaW5nIGZlYXR1cmUsDQo+IHNvICJod3BvaXNvbiIgbWlnaHQgYmUgYmV0dGVyLiAgQnV0 IEkga25vdyB0aGF0ICJwb2lzb24iIGlzIGNvbW1vbmx5IHVzZWQNCj4gdW5kZXIgYXJjaC94ODYs IGFuZCBpdCdzIG5vdCBjbGVhciB0byBtZSB3aGF0IHRvIGRvIHdpdGggdGhpcyB0ZXJtaW5vbG9n eS4NCj4gTWF5YmUgdXNpbmcgLUVIV1BPSVNPTiBpbnN0ZWFkIG9mIC0xIG1pZ2h0IGJlIGhlbHBm dWwgdG8gdGhlIGRpc3RpbmN0aW9uLg0KDQpBZ3JlZWQuIFVzaW5nIC1FSFdQT0lTT04gcmV0dXJu IGlzIGNsZWFyZXIgaGVyZS4NCg0KPj4gLQkJaWYgKCFfX3dwX3BhZ2VfY29weV91c2VyKG5ld19w YWdlLCBvbGRfcGFnZSwgdm1mKSkgew0KPj4gKwkJcmV0ID0gX193cF9wYWdlX2NvcHlfdXNlcihu ZXdfcGFnZSwgb2xkX3BhZ2UsIHZtZik7DQo+PiArCQlpZiAocmV0ID09IC0xKSB7DQo+PiArCQkJ cHV0X3BhZ2UobmV3X3BhZ2UpOw0KPg0KPiBNYXliZSBJIG1pc3Mgc29tZXRoaW5nLCBidXQgZG9u J3QgeW91IGhhdmUgdG8gY2FyZSBhYm91dCByZWZjb3VudCBvZg0KPiBvbGRfcGFnZSBpbiB0aGlz IGJyYW5jaCAoYXMgZG9uZSBpbiAicmV0ID09IDAiIGJyYW5jaCk/DQoNCllvdSBkaWRuJ3QgbWlz cyBhbnl0aGluZy4gQnV0IEkgZGlkLiBNb3JlIG5lZWRzIHRvIGJlIGRvbmUgd2l0aCBvbGRfcGFn ZQ0KKGl0IGlzIHdoZXJlIHRoZSBwb2lzb24gaXMpLiBJIGdvdCAibHVja3kiIGp1c3QgaWdub3Jp bmcvZm9yZ2V0dGluZyBhYm91dCBpdCBpbg0KbXkgcGF0Y2ggLi4uIHRoZSBzeXN0ZW0ganVzdCBo YXBwZW5lZCB0byByZWNvdmVyLCBidXQgSSB0aGluayB0aGUgcG9pc29uDQptYXkgbm90IGhhdmUg YmVlbiBoYW5kbGVkIGZvciB0aGUgcGFyZW50IHByb2Nlc3MuIHRoYXQgc3RpbGwgaGFzIHRoZSBw YWdlDQptYXBwZWQuLiBOZWVkIHRvIHRoaW5rIGFib3V0IHRoaXMgbW9yZS4NCg0KVGhhbmtzIGZv ciB0aGUgcmV2aWV3Lg0KDQotVG9ueQ0KDQo=