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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 93004C19F2D for ; Wed, 3 Aug 2022 13:41:45 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 13B006B0071; Wed, 3 Aug 2022 09:41:45 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 0EAB06B0072; Wed, 3 Aug 2022 09:41:45 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id EA5F78E0001; Wed, 3 Aug 2022 09:41:44 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id DB5506B0071 for ; Wed, 3 Aug 2022 09:41:44 -0400 (EDT) Received: from smtpin03.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 226FB1C6EFF for ; Wed, 3 Aug 2022 13:41:44 +0000 (UTC) X-FDA: 79758394128.03.A1F38DB Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by imf16.hostedemail.com (Postfix) with ESMTP id 46481180112 for ; Wed, 3 Aug 2022 13:41:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1659534103; x=1691070103; h=message-id:date:subject:to:cc:references:from: in-reply-to:content-transfer-encoding:mime-version; bh=jRPUfI3nwxmOUURR0oO6eXuUIqzaaCM0VgMmD6AHiZ8=; b=fQCO66rcqxcNc0bM572L78jCckihivSQB7X5lOXlnfidvvNK2TbZ33vg vlkXBE8aatm7Hlc2EhlnaGRx+xORV2L1jt0pP1ztl3rN7nLC0tfVZejYl Vd4j+ivn86dSdHUgVaxGrWmhv5SM25aUYAjIRtGhdLbVVdei8N6kLW0ol ayKu8udYmE4RRIFjy9h5d6khRv+2XYMr5lBwjRjV5uwAiI2n28iTloXs0 jDaY436JxtOdfZTul6kphYa6yU15sobF2mg4xewsslKDYBGX4klEGerij ZPhHW48GU/CpCi/+87ZdYCY8vvogygZ57ktzZvvyw25Q5OpurhztqzF22 Q==; X-IronPort-AV: E=McAfee;i="6400,9594,10428"; a="288429278" X-IronPort-AV: E=Sophos;i="5.93,214,1654585200"; d="scan'208";a="288429278" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Aug 2022 06:41:41 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,214,1654585200"; d="scan'208";a="930388405" Received: from fmsmsx603.amr.corp.intel.com ([10.18.126.83]) by fmsmga005.fm.intel.com with ESMTP; 03 Aug 2022 06:41:41 -0700 Received: from fmsmsx609.amr.corp.intel.com (10.18.126.89) 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 15.1.2375.28; Wed, 3 Aug 2022 06:41:41 -0700 Received: from fmsmsx603.amr.corp.intel.com (10.18.126.83) by fmsmsx609.amr.corp.intel.com (10.18.126.89) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.28; Wed, 3 Aug 2022 06:41:40 -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 15.1.2375.28 via Frontend Transport; Wed, 3 Aug 2022 06:41:40 -0700 Received: from NAM10-BN7-obe.outbound.protection.outlook.com (104.47.70.109) 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 15.1.2375.28; Wed, 3 Aug 2022 06:41:05 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=OrvPUfEj8/jg6iTv0BM/lw1svry0Ng6zcZnCwmPhhGKjF2pu74Cfabicr76uFyHevQrAe/I0bQF4eHRCsVZDiYX0UESxc4zhSc1GnDvUAUPxw5vsonRTRPTDzCyVtEtg3PbVZW7wivOFsIEmTwGhOYk90EXahlv8SOmDXPXuD1QC8+/SF+ul62jl2Qmbn2HRO1XRqin+Cc982I6sf9wrsvCVKQgsLJZyLm6oV5OBPqvuVLLfxSdnOj+k2L6qllDhwzt30AxxcxVp5nY0bc27aYFOaoIVEwzI9rN5d8GF7Xxv+RL9RwE3/cvxNp4DbYLW64R6gwVSMgqYcC2SM1gghw== 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=jNiqAJb/tsdFoVqDNNeF3TKndblNrBVTbtxd0m46IjE=; b=cbkOp1YXDNL1dgCIpMizVMOlNJfkJpGTb0kU2JXH9OK8x5XlMDLPEgydxtNiKgdSo8/ahZHY4mar6uW418ufdYqtANLW33zSVpIdS4cSLW4JRwfe2jpEEKFUieFr7YyzFK14QQ4SCrWdmnjKa91/4uBlJjBPj9U2DdYkGWLjbQPQcFehtwCOanH5U085ntF8gTCun+IZTfYRv9J5gNVz2Bj5zAlMK+ox4SfwN9N4xHHTISo+PjfrFNKT6crZgJcIXVDGSmd6sTbtMyrEWw3R5nJWZbwDzTi/5Bc9KuKPU2m7zB30mxo4i+qnrG7g34p0DTrYaLQhPLeQidmdNQmxwQ== 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 CO1PR11MB4820.namprd11.prod.outlook.com (2603:10b6:303:6f::8) by DM5PR11MB1692.namprd11.prod.outlook.com (2603:10b6:3:d::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5482.14; Wed, 3 Aug 2022 13:41:03 +0000 Received: from CO1PR11MB4820.namprd11.prod.outlook.com ([fe80::552f:2392:56f8:ca32]) by CO1PR11MB4820.namprd11.prod.outlook.com ([fe80::552f:2392:56f8:ca32%3]) with mapi id 15.20.5504.014; Wed, 3 Aug 2022 13:41:02 +0000 Message-ID: Date: Wed, 3 Aug 2022 21:40:53 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Firefox/91.0 Thunderbird/91.11.0 Subject: Re: [RFC PATCH] mm/memory-failure: release private data before split THP Content-Language: en-US To: Matthew Wilcox CC: , , , , , References: <20220803025243.155798-1-fengwei.yin@intel.com> From: "Yin, Fengwei" In-Reply-To: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: SG2PR04CA0188.apcprd04.prod.outlook.com (2603:1096:4:14::26) To CO1PR11MB4820.namprd11.prod.outlook.com (2603:10b6:303:6f::8) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 86fe6d0f-758f-423c-818e-08da7555ce31 X-MS-TrafficTypeDiagnostic: DM5PR11MB1692:EE_ 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:CO1PR11MB4820.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230016)(396003)(366004)(39860400002)(136003)(376002)(346002)(186003)(8676002)(31686004)(478600001)(316002)(36756003)(6486002)(6916009)(6506007)(31696002)(26005)(2906002)(66946007)(4326008)(41300700001)(6512007)(8936002)(6666004)(66556008)(86362001)(107886003)(38100700002)(558084003)(53546011)(82960400001)(5660300002)(2616005)(66476007)(43740500002)(45980500001);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?M1NVS2hjdk1LQnYzUk9jK3RoVlFYWnZDODlueDU4NVpLZ3J4TkREZkVJUldi?= =?utf-8?B?SkFxamVXclFtcDRVb0dyNzF1K20rM3pOWjZ4Z1owRmZqc1VhSDNZeTBRWE1Y?= =?utf-8?B?WGRrYXVZMHB1eEJmckxRbGFWOUpobHVjaEdabUZUVzFtUWpMOEhOY1dleVVr?= =?utf-8?B?cEg1bVV1TFRjU295ck1Zcy9zTFo1RTRGOUlvZFAwVm1QamErOGNXUThPOEN0?= =?utf-8?B?cm9wZ3dOZ3FmWlVRRTd2enRFa3pab0JsOXBndzdjU1pPM0U0Qjd3WnZVc0ZH?= =?utf-8?B?MUx4ZlNCK0hLeTZGVzNONGd4RjRUUDF4UlJlWFluL2p2eGEyZnhic2Rld2N4?= =?utf-8?B?OHREZ2Y4T2JBOTlBSVBBSzJ4dGYzNlh6bmx6Ulo4OVNFek5SQVg3Tm9qVWFk?= =?utf-8?B?eDZIRHVadzVuOHU2VnNNQ2hKSStybUt3NjIwajNpei90ZlNQb2grdGJGOW1o?= =?utf-8?B?T1cxQUcrVFZnYmlGcm0vTytjc0Y4eStQNHRkVWl1cGsxWjhxcHBBQnNBZEV4?= =?utf-8?B?c092eVVQeDg1YjdJZFIvME1pOElSU05wT2tVL3dqWkoyT08vUDdwZFYwTjhX?= =?utf-8?B?a203WWJMdVZHdnN2ZktiRktxVTB4NUkwN1hNL2kySmtzTGI1Z1RWaXJwbitq?= =?utf-8?B?R0xmSm1wSUs1eXRHYmlzOXBaWkV6SXlsazZRNzJTb3Brb3V0UEJaNWpSLzJO?= =?utf-8?B?TndYYUVESUIwVzg2dDNoZWh6NXZLY1dMaFoxaGxGNnc3S1FRd3F5YWszV1RM?= =?utf-8?B?M1o3U3FDVlBLSUdXbUQrdmVKYkt4QXY5UWl4VnZkOU5sM1ZZeWFJcGJNamxZ?= =?utf-8?B?YjNvWkovRUxzOGdvN3NaZHpxOHJRSzQzSGE0dHV0ZFVydDJlN3JvUEhkYVEy?= =?utf-8?B?MThWYmVBYm5obGxQOGtpR1BTN2plS0NIMkN3WUIwWUNLa2hLRE5qakRqTDk0?= =?utf-8?B?aG41a0ZLRkd5cU9VeE5nVFdxQVloMUcrRlpGZ0hyeUhJZFJPaVYxVzNxTzU2?= =?utf-8?B?WmIrbmo3aHVBUVhIb1kxaTlZR3JVczRyM2thT21Cclcrd2tDVnNFaUdzMTlI?= =?utf-8?B?U1BrWFc5V0Njd0JyQnpJZ05uSHRkYVpyV3plQXJ4Z3hzTytCNUJkRVhzWDVp?= =?utf-8?B?dE1sR3hVQkhyQ1RIMXAzS1ZKMmM1RTVqMTUzL1JQM0pNZXV1NUJkWmRlMytG?= =?utf-8?B?NG8rM0lIZ01kMDJXRkx3dnRMMmtMY3JyQzYwcUlKclBXcnhZYlQzY3Q3bVYy?= =?utf-8?B?b1o1aXREMTNWVDliSW0zdnRUOTV0aUpTM0U3SCtEN3pIa1VTM2VzdHJKYlcz?= =?utf-8?B?RHFUbXI0VlVQVE9tNk5JUktUYTlZWXF0L1pzdFU4bkJwSzJIS1JoM0dsUjdF?= =?utf-8?B?RmxZTG5DTWFQWWpWS2drUlRPbm90aVN6NHlzR1piTXBkWEdPMmUyTFJNSG9q?= =?utf-8?B?cktod2JFQURReUJKSFJGTm1aL0dVMzFxb2p1L3A3Ly9wb1BwNm1FN2JaQ3o4?= =?utf-8?B?azMzNHdiT3FGcUpPNFQxMUludWZxNERpbmtpdk00Y1ZuRVg5SlBHOXlQTFFX?= =?utf-8?B?Q1dDcDN2Q211QTJkTjdDSmxWRmxkamYrT3dRZ2FReXlPZ3JjR0gwcmp4dGhH?= =?utf-8?B?U3VvNzNJNEh2UUdqZkRsekJzMVdRZnRpS1dLVUxHY3JIMGpLU2Q3ZXVUaXN4?= =?utf-8?B?Ung3Z3ZmWXNYbXdiTnRVQTFXMk16dW1DdDJQWEhkY1dKVXRvaVVNdjBYWFJB?= =?utf-8?B?V2FvRFZQM25MbDVmbVdxeUdqOG91eWRqRWE3UXhYeFM5WXJZYTJjT29wTU04?= =?utf-8?B?UE5BRng1QThpU2pLaEZoa3pydWE1dXpZbTVVaGlTTjNQZUF2QjVqS05nTGtn?= =?utf-8?B?cUg3RzFza3N6c1Z0SWJnSTdhYlY5R1hUL25TMmNOS3o5akYyMXZMcDdqTGZY?= =?utf-8?B?cFpkbFNjamlVd3FNYlhURmNQVm9xVk9QM1NiM2VPVmRIbWpMUnA4Vll5RFFC?= =?utf-8?B?OU1YSWdyekFsU3NVQkxxSStJKytJYlo1TTlwMXZSWjB0aS9yVU1HOWdKRHFX?= =?utf-8?B?YURyL2pyeGRRamhTRTFsTmg2K2cvWFhlUk1kOUhGS3NkdWNCR2o4SHhRZDVU?= =?utf-8?B?NjQzVnArNGtaYWRRR2lHY2RYekZyMXQ0VWE3dXNCWTV0NmowdytUdXZQa1BQ?= =?utf-8?B?L1E9PQ==?= X-MS-Exchange-CrossTenant-Network-Message-Id: 86fe6d0f-758f-423c-818e-08da7555ce31 X-MS-Exchange-CrossTenant-AuthSource: CO1PR11MB4820.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 03 Aug 2022 13:41:02.1647 (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: XCQOCqqSgIHzggBlLtk/kmDUkq9SDDYkNPn4rCN1zDEEfQPeH+QRMtrg8uQWHuTfYhJksbEOM47BfjSsMi5pxQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR11MB1692 X-OriginatorOrg: intel.com ARC-Seal: i=2; s=arc-20220608; d=hostedemail.com; t=1659534103; a=rsa-sha256; cv=fail; b=MJTD+BMBUxri55gGIPrkUdAjAIRGxMIvmWn8zTZo+uXB68qOkiTTM50Vguw3GRLW3jDxAM 96ryorq9gqfYa6dVBnO+16PLp7VlxXDSQjR5BmHZGpeuJf6tjcNeEA9OeIs8S5LPzJQ97O d+16VgIgf6nG4T2QdICAiyaXdxse5GQ= ARC-Authentication-Results: i=2; imf16.hostedemail.com; dkim=none ("invalid DKIM record") header.d=intel.com header.s=Intel header.b=fQCO66rc; dmarc=pass (policy=none) header.from=intel.com; arc=reject ("signature check failed: fail, {[1] = sig:microsoft.com:reject}"); spf=pass (imf16.hostedemail.com: domain of fengwei.yin@intel.com designates 192.55.52.120 as permitted sender) smtp.mailfrom=fengwei.yin@intel.com ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1659534103; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=jNiqAJb/tsdFoVqDNNeF3TKndblNrBVTbtxd0m46IjE=; b=VWnDGbOg/N/tt9MEDzFyPDUCYGeFr3TGxORCvGacm6q3G60z5Cy1ApLQ/uc8E6ULUf5gWo tXvVTATvWj8y86R9hZvTDZjMF+DdkQ+ownaQej4l2//cXTPEaOvnddJn1GMnR0rSxQ/OZ5 o8MjkxpPYHQ58oUnL0T4LetWqgeCllk= X-Stat-Signature: 85f5yxk34r35hq4k5dmyot1qxbxxjdxw X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 46481180112 Authentication-Results: imf16.hostedemail.com; dkim=none ("invalid DKIM record") header.d=intel.com header.s=Intel header.b=fQCO66rc; dmarc=pass (policy=none) header.from=intel.com; arc=reject ("signature check failed: fail, {[1] = sig:microsoft.com:reject}"); spf=pass (imf16.hostedemail.com: domain of fengwei.yin@intel.com designates 192.55.52.120 as permitted sender) smtp.mailfrom=fengwei.yin@intel.com X-Rspam-User: X-HE-Tag: 1659534103-502318 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: On 8/3/2022 9:36 PM, Matthew Wilcox wrote: > Ah, no. If the thp split succeeded, we need to get the new folio for > this page. Yes. You are right. The folio of tail page will be changed. Thanks for pointing out. Regards Yin, Fengwei