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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 A43A1C433B4 for ; Wed, 21 Apr 2021 01:04:19 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 1578A613F5 for ; Wed, 21 Apr 2021 01:04:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1578A613F5 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=nec.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 94ED46B006C; Tue, 20 Apr 2021 21:04:18 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 8FCF86B006E; Tue, 20 Apr 2021 21:04:18 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 751876B0070; Tue, 20 Apr 2021 21:04:18 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0086.hostedemail.com [216.40.44.86]) by kanga.kvack.org (Postfix) with ESMTP id 57F506B006C for ; Tue, 20 Apr 2021 21:04:18 -0400 (EDT) Received: from smtpin34.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 1EBDC181AEF1E for ; Wed, 21 Apr 2021 01:04:18 +0000 (UTC) X-FDA: 78054578196.34.E056015 Received: from JPN01-OS2-obe.outbound.protection.outlook.com (mail-eopbgr1410088.outbound.protection.outlook.com [40.107.141.88]) by imf15.hostedemail.com (Postfix) with ESMTP id 3ADCAA000390 for ; Wed, 21 Apr 2021 01:04:15 +0000 (UTC) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Pr69o/kawpv8okvC6VJndLEwJfRUjx18NnPAN9jBQRPT7C00w7YA5yhrk+9ZL/g8uvUAgPhBdk6Sa0VvsbnyQSvRoP7gWSE1dPWtpt0xEGCtFiB3l+9CPH/83W5gTKn2xlQPl7eq8l8UmemofI4ZP+gMhxGIgdYy+ZdsYwO0/P3plPGLIklSsS9fcU0P4jtw8LMxmwL/lyWsrHfUbTMrPcUU1EYgzh2lLmQDBqahmXq2tVkYnxdXgATZ7+xlWkD3Vd1xPJm1Q9+6ATjIKV+CC0dtCTGrosVZRBLTa1GBAa5gx/BPJCTAd7y/Q0cgG0Nyv5lSEHZj7kHT6HtOjQPlWQ== 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-SenderADCheck; bh=31WDLrC6wW+fcq931qh4XMQaHQQN4gkvpkGoNQFe1B0=; b=FWsG8LgH0jKbDWRW25RjwLxXOSaFl3HslSl433Tf5mNQRY4zHN81iT9Je5dsMFL9eKG92XJSPzpOFVG4hE94yxe6jRiAmwpM/Guss80+YF77tCMTHqAxlftrUlrCDSvbfVNG5tr2FiddXtYa5AQGx9tlpRvtU3IvZD4P4JoekukIn7ag6GiN5diPZuSuMIm1HF7oQmkMciyssZWmn32UmBfjFxn3trgOIHKRs/xdv28+QgFPWy6MUJrEyl7VdSTayepNoOJbXR40P2r+JPxzRdaeNyXS8TDh2j8vpJQrAZuVboEF1ib1YDXm0rjyunEPSifJ5hDlzbhtokugVv4SVA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nec.com; dmarc=pass action=none header.from=nec.com; dkim=pass header.d=nec.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nec.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=31WDLrC6wW+fcq931qh4XMQaHQQN4gkvpkGoNQFe1B0=; b=XOD9ldtPgMxUyFkLR4/3v/ZzY39beZ+jhYhiblYdJ75AmYb35ELyYSHHPaEfSgNXUcaUHtWmdECt8XyMSRw9S6HiRr431F5Jn5yTK8idxat8IeF6bVXzaLn2xJPwHjh0iS7fi1OGE8DwKEAocbFcj3sN7yeLmXx2kGu6Fx578kc= Received: from TY1PR01MB1852.jpnprd01.prod.outlook.com (2603:1096:403:8::12) by TYXPR01MB1599.jpnprd01.prod.outlook.com (2603:1096:403:e::10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4042.16; Wed, 21 Apr 2021 01:04:14 +0000 Received: from TY1PR01MB1852.jpnprd01.prod.outlook.com ([fe80::1552:1791:e07c:1f72]) by TY1PR01MB1852.jpnprd01.prod.outlook.com ([fe80::1552:1791:e07c:1f72%7]) with mapi id 15.20.4042.024; Wed, 21 Apr 2021 01:04:14 +0000 From: =?utf-8?B?SE9SSUdVQ0hJIE5BT1lBKOWggOWPo+OAgOebtOS5nyk=?= To: "Luck, Tony" CC: Jue Wang , "nao.horiguchi@gmail.com" , "akpm@linux-foundation.org" , "bp@alien8.de" , "david@redhat.com" , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , "luto@kernel.org" , "osalvador@suse.de" , "yaoaili@kingsoft.com" Subject: Re: [PATCH v1 3/3] mm,hwpoison: add kill_accessing_process() to find error virtual address Thread-Topic: [PATCH v1 3/3] mm,hwpoison: add kill_accessing_process() to find error virtual address Thread-Index: AQHXNYdoX4FIkyH7hUy4oJlfZBfW8aq9jJeAgACc1wA= Date: Wed, 21 Apr 2021 01:04:14 +0000 Message-ID: <20210421010414.GA25579@hori.linux.bs1.fc.nec.co.jp> References: <20210420154253.GA577572@agluck-desk2.amr.corp.intel.com> In-Reply-To: <20210420154253.GA577572@agluck-desk2.amr.corp.intel.com> Accept-Language: ja-JP, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: intel.com; dkim=none (message not signed) header.d=none;intel.com; dmarc=none action=none header.from=nec.com; x-originating-ip: [165.225.110.205] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: cb22e8d8-323a-49d3-deb2-08d9046161ac x-ms-traffictypediagnostic: TYXPR01MB1599: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:6108; x-ms-exchange-senderadcheck: 1 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:TY1PR01MB1852.jpnprd01.prod.outlook.com;PTR:;CAT:NONE;SFS:(4636009)(136003)(346002)(366004)(396003)(376002)(39860400002)(1076003)(7416002)(71200400001)(8676002)(86362001)(64756008)(38100700002)(6916009)(83380400001)(85182001)(2906002)(316002)(66556008)(26005)(33656002)(122000001)(6486002)(8936002)(6506007)(5660300002)(478600001)(66476007)(54906003)(66946007)(66446008)(55236004)(4326008)(9686003)(76116006)(6512007)(186003)(37363001);DIR:OUT;SFP:1101; x-ms-exchange-antispam-messagedata: =?utf-8?B?Y0hxbFl5azZ2TGEyMjRzWnhiRkJyMCtHZjVFdFBWVVlKZUh0N0JCNHFVK1U1?= =?utf-8?B?Q2FsLzR5TkRhdWpQWTFUdFFuZE12N1BacEJwTzFVVitYdWsvWUdWb0kyRzJQ?= =?utf-8?B?QWpyaG5uU25tOGd3c0kyaVYxSDF2dFBaWEJUbGE2YnRFakdlVUh2ckxGbmNv?= =?utf-8?B?SHc5YUtDTzR5SGtvWXJMTkpmcnZLSCtXZW9GZE9jY0VnOGQxSHFObG9wWmRR?= =?utf-8?B?bVpzSGZhdDZOWnI4T0hCTWNNMG4zaGFRRjRtWFNJdC8rSm1SYmdoWE42b0FI?= =?utf-8?B?aDdNUWxiRmlVSUF6bHpIRUtMU3hVV0M4ODBRd0dMY2VSREhXa200VGUwbkxu?= =?utf-8?B?amxNQ1VFZDI0dERRcjVjS0JHdlI4RmVTQTRHSDRIY2tobFFLWXlIQjUyZnFz?= =?utf-8?B?a2FNdjEwRDVsZWxGS2F2aVRKTGUrdUNWR1JtVy9sd1M3NEd4bXRaWU1QQWM5?= =?utf-8?B?TFJJRldIVzA0b1Niei9tanYvZ2RHT0ZTVWVXOHRHb1N0SHJCWllqWmw2THRP?= =?utf-8?B?U3NRaGkvL2JOdFN0Wk1wWkNZbTJkc0dhUDRLYjhDbUVFeGhCaFV5cFc4N2ly?= =?utf-8?B?eWk4S2VWbndKZ1NpRVBROUsxdDU4bGZIVVVyU0FYUVN5ZzdWWWhLVmhRY1pF?= =?utf-8?B?VmpHYi9TWUNnczhRRkpIdC9IYXIxVE05eTFqYTJVMksyamZ4MTFrVFZEOG1j?= =?utf-8?B?SFRwK3I2MHV1MEZLK1J5a3BOMG52UTRJZHo2YnJCVVEvaWJSeWswZFJMelFQ?= =?utf-8?B?N2U1TWtka082WGpRejVnL0p6eGFHWldNOHJacVlPeUtEQ3RvSytDenkrR1U5?= =?utf-8?B?U05uQUdEd3hmMXhqT2tObE1GVW8vRVRwblV2VlMrQkJIVkRPZHVrRXJtOXdF?= =?utf-8?B?L0pMSll3WjcwSENkSUQ3dUNpQzhSOGs2bEZ5N2h1S2ZXUFpoT0lCY1FVQU5Z?= =?utf-8?B?U2NNVmo0dVd1dnBodGx6cVRkUngvc0wrdnc3eE5lZ1VON2lSZ092Ky9SbzVo?= =?utf-8?B?VG0yaUJvZ2Z0Zjg2emM2R0Z3OGhQSUJOekM2YnZpV0FrK1JHZk9FQWE3aSta?= =?utf-8?B?aWZYMndGUEJCOWJwVGJ4aFpoWmV1aGNxL0pWR0QrVDRRSkhqM3FNTThBSXMw?= =?utf-8?B?VisxbVJjSG9yZk1oSDk2bWt4TDRpTC9GZFlrcE5NdTU1a2NyK2VRS3VBd1Jx?= =?utf-8?B?U2hLTjcvMG5NV2lLUmVuY2ZtZnlWTjhyQzdlU1NGUHdYM1g0M2ZSUHMzMnp2?= =?utf-8?B?OXRwZG5SRHJuOGFJUDFCeHNlbGx6djJlTzk4UVVrS0diZnVRWTlsc2crWWl0?= =?utf-8?B?eU9ZQ1VoazViYlRwdHd1MlB1b3AxRlg5RVNrVytibDNqQmk3T2V5cXpqOGNz?= =?utf-8?B?NE1YU0ZtUnNXVmQzaXc2MEJmZWJGS3BlYzQ0TFdtMk1zZzFGYjNsSDdKRkk1?= =?utf-8?B?Zm90SDlyMWtTTjhubHRTeVEzTm1iV2srNFQ0ZWQyS0Zkczl6ZjFrbzRianA1?= =?utf-8?B?UzFCZ3lVMFR3blNKSHhYVWNDM2l0UThTODVJRXV1YzJWRTBMZExWdzlsYjY1?= =?utf-8?B?eVJNOC9LenE2cnhBcmUwUTNCT1MrQTM2a3NwVlVkdFdKckYxMG5DV0tIUlM0?= =?utf-8?B?ZFZCREdpSXRSSWoxSWUxS2xnUDlnTDRja0tPZXZaaEtlRmZ2MVJ3OGdJK2hG?= =?utf-8?B?MnBLcDlWQUNNSUhqNUR4OEdZamVrbEZqNGFBZkthTXVhVkxlWU5wZEg1N3ds?= =?utf-8?B?enNtbE4zcyt5dEl3UmFZRVAxWllJVGpxalYyUVI3V2pvZWRMQWtCMGc1bkN5?= =?utf-8?B?RW15azY1cm9PRXJjN2Zzdz09?= Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: nec.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: TY1PR01MB1852.jpnprd01.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: cb22e8d8-323a-49d3-deb2-08d9046161ac X-MS-Exchange-CrossTenant-originalarrivaltime: 21 Apr 2021 01:04:14.5864 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: e67df547-9d0d-4f4d-9161-51c6ed1f7d11 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: /vKOB4qHOSlTe+2Ysl9C6mEVXxFQTnk9Uofx7SFEZ2Pk8FSz9NUlYjof9EO66kd14fJZ1f2u930rWdckUVQVYQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: TYXPR01MB1599 X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 3ADCAA000390 X-Stat-Signature: xxfw5aodjtegis9k8mjuam6r7zbn4w5d Received-SPF: none (nec.com>: No applicable sender policy available) receiver=imf15; identity=mailfrom; envelope-from=""; helo=JPN01-OS2-obe.outbound.protection.outlook.com; client-ip=40.107.141.88 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1618967055-478179 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: T24gVHVlLCBBcHIgMjAsIDIwMjEgYXQgMDg6NDI6NTNBTSAtMDcwMCwgTHVjaywgVG9ueSB3cm90 ZToNCj4gT24gTW9uLCBBcHIgMTksIDIwMjEgYXQgMDY6NDk6MTVQTSAtMDcwMCwgSnVlIFdhbmcg d3JvdGU6DQo+ID4gT24gVHVlLCAxMyBBcHIgMjAyMSAwNzo0MzoyMCArMDkwMCwgTmFveWEgSG9y aWd1Y2hpIHdyb3RlOg0KPiA+IC4uLg0KPiA+ID4gKyAqIFRoaXMgZnVuY3Rpb24gaXMgaW50ZW5k ZWQgdG8gaGFuZGxlICJBY3Rpb24gUmVxdWlyZWQiIE1DRXMgb24gYWxyZWFkeQ0KPiA+ID4gKyAq IGhhcmR3YXJlIHBvaXNvbmVkIHBhZ2VzLiBUaGV5IGNvdWxkIGhhcHBlbiwgZm9yIGV4YW1wbGUs IHdoZW4NCj4gPiA+ICsgKiBtZW1vcnlfZmFpbHVyZSgpIGZhaWxlZCB0byB1bm1hcCB0aGUgZXJy b3IgcGFnZSBhdCB0aGUgZmlyc3QgY2FsbCwgb3INCj4gPiA+ICsgKiB3aGVuIG11bHRpcGxlIEFj dGlvbiBPcHRpb25hbCBNQ0UgZXZlbnRzIHJhY2VzIG9uIGRpZmZlcmVudCBDUFVzIHdpdGgNCj4g PiA+ICsgKiBMb2NhbCBNQ0UgZW5hYmxlZC4NCj4gPiANCj4gPiArVG9ueSBMdWNrDQo+ID4gDQo+ ID4gSGV5IFRvbnksIEkgdGhvdWdodCBTUkFPIE1DRXMgYXJlIGJyb2FkY2FzdGVkIHRvIGFsbCBj b3JlcyBpbiB0aGUgc3lzdGVtDQo+ID4gYXMgdGhleSBjb21lIHdpdGhvdXQgYW4gZXhlY3V0aW9u IGNvbnRleHQsIGlzIGl0IGNvcnJlY3Q/DQo+ID4gDQo+ID4gSWYgWWVzLCBOYW95YSwgSSB0aGlu ayB3ZSBtaWdodCB3YW50IHRvIHJlbW92ZSB0aGUgY29tbWVudHMgYWJvdXQgdGhlDQo+ID4gIm11 bHRpcGxlIEFjdGlvbiBPcHRpb25hbCBNQ0UgcmFjaW5nIiBwYXJ0Lg0KPiANCj4gSnVlLA0KPiAN Cj4gQ29ycmVjdC4gU1JBTyBtYWNoaW5lIGNoZWNrcyBhcmUgYnJvYWRjYXN0LiAgQnV0IHJhdGhl ciB0aGFuIHJlbW92ZSB0aGUNCj4gc2Vjb25kIHBhcnQsIGp1c3QgcmVwbGFjZSB3aXRoICJtdWx0 aXBsZSBsb2NhbCBtYWNoaW5lIGNoZWNrcyBvbiBkaWZmZXJlbnQNCj4gQ1BVcyIuDQoNClRoaXMg bG9va3MgbW9yZSBwcmVjaXNlLCBzbyBJIHJlcGxhY2VkIGFzIHN1Y2ggaW4gdjMuDQoNClRoYW5r cywNCk5hb3lhIEhvcmlndWNoaQ==