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]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 67F67D2F02D for ; Tue, 27 Jan 2026 13:47:00 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id AA39B6B0088; Tue, 27 Jan 2026 08:46:59 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id A51236B008A; Tue, 27 Jan 2026 08:46:59 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8DE7A6B008C; Tue, 27 Jan 2026 08:46:59 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id 7AFC06B0088 for ; Tue, 27 Jan 2026 08:46:59 -0500 (EST) Received: from smtpin26.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay09.hostedemail.com (Postfix) with ESMTP id 8875687C00 for ; Tue, 27 Jan 2026 13:46:58 +0000 (UTC) X-FDA: 84377869716.26.985B12E Received: from mx0a-00069f02.pphosted.com (mx0a-00069f02.pphosted.com [205.220.165.32]) by imf09.hostedemail.com (Postfix) with ESMTP id 0B7FD14000F for ; Tue, 27 Jan 2026 13:46:54 +0000 (UTC) Authentication-Results: imf09.hostedemail.com; dkim=pass header.d=oracle.com header.s=corp-2025-04-25 header.b=RHBK3LQX; dkim=pass header.d=oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b=NvfGonDt; arc=pass ("microsoft.com:s=arcselector10001:i=1"); spf=pass (imf09.hostedemail.com: domain of harry.yoo@oracle.com designates 205.220.165.32 as permitted sender) smtp.mailfrom=harry.yoo@oracle.com; dmarc=pass (policy=reject) header.from=oracle.com ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1769521615; 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: in-reply-to:in-reply-to:references:references:dkim-signature; bh=stN/0LM6U6Ax77CCiZkAHwoEUB2yqUYgFCSn9iIDPLw=; b=OkGviFSN6pLYNGyVrLPrxhx63sH84oRavAoPqQz05IEsPefddD5NurOpIyDC8NhiD8ka5r ww+iDVCOP44w8S/RpaifFVFo09SlOGmgwrmJcnwsA0P8kUTgRSvA4LM0nZdrB89FTqTB6p hecjdQJ7MH9Q/YNjGG5Q6dxseUtQmbk= ARC-Seal: i=2; s=arc-20220608; d=hostedemail.com; t=1769521615; a=rsa-sha256; cv=pass; b=DkRERaIJXb0VpXc6ftOQXChkbaJd8b8uCdHxJgRgBQKcagpapIKHwtnaqG/T1EbaDDWnKz sLamuti+g7EpIiGhwpDZo2gKuJtKctw9B8gsHAZA5S4q3soN+rJsdziSHV5iA5NKaZ9pkQ 8pIFk+YnHqjt9j24yzlhIxZ1dKlnh28= ARC-Authentication-Results: i=2; imf09.hostedemail.com; dkim=pass header.d=oracle.com header.s=corp-2025-04-25 header.b=RHBK3LQX; dkim=pass header.d=oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b=NvfGonDt; arc=pass ("microsoft.com:s=arcselector10001:i=1"); spf=pass (imf09.hostedemail.com: domain of harry.yoo@oracle.com designates 205.220.165.32 as permitted sender) smtp.mailfrom=harry.yoo@oracle.com; dmarc=pass (policy=reject) header.from=oracle.com Received: from pps.filterd (m0246627.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 60RBETBq3328617; Tue, 27 Jan 2026 13:41:41 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=cc :content-type:date:from:in-reply-to:message-id:mime-version :references:subject:to; s=corp-2025-04-25; bh=stN/0LM6U6Ax77CCiZ kAHwoEUB2yqUYgFCSn9iIDPLw=; b=RHBK3LQXDAq5VJUpYsNoTh2Gwe2qvqWP8t +uVd7BCBiLB14wS86nFKyoN099St+xnCqDemXJRvmXgWiVcemxAjNy+O/KKYrF32 wzpxMEcYUxTouD+Jrkw1SVj03Uve+tyHJ+QnEfjgtz7kMwCoIrKCladWg6rh/QUW STdeMFS54ir4w0H7ri9L+ml/9FqkTLomkLIrw1GYiz4dVnOzSfkXpVsBuU5PZdB6 F1YhaMGGggPvzqombKs+M38eP+ZB+ceVb/Tbcsb7jqzsr3jAVBK6xwp+mfd7Nxrw z5cGGsH01M8mpk1ObZaBB7u2XOWI1PCG3WwxyzIg5ASf0nv1ez8A== Received: from phxpaimrmta03.imrmtpd1.prodappphxaev1.oraclevcn.com (phxpaimrmta03.appoci.oracle.com [138.1.37.129]) by mx0b-00069f02.pphosted.com (PPS) with ESMTPS id 4bvmny41tx-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 27 Jan 2026 13:41:41 +0000 (GMT) Received: from pps.filterd (phxpaimrmta03.imrmtpd1.prodappphxaev1.oraclevcn.com [127.0.0.1]) by phxpaimrmta03.imrmtpd1.prodappphxaev1.oraclevcn.com (8.18.1.2/8.18.1.2) with ESMTP id 60RDP1Ia033462; Tue, 27 Jan 2026 13:41:40 GMT Received: from sj2pr03cu001.outbound.protection.outlook.com (mail-westusazon11012044.outbound.protection.outlook.com [52.101.43.44]) by phxpaimrmta03.imrmtpd1.prodappphxaev1.oraclevcn.com (PPS) with ESMTPS id 4bvmh9dpv1-2 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 27 Jan 2026 13:41:40 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=T9VvNwYIA6mLqLCqqtinGaYFx4TnRfDE+A8x3stdodySbwkKh4Zg9slrwjcHBwTEa3x8xFHA9Bep0WUrwJ/kbV1lK9TuFNLT3LVuTPpOgsf1KTqzRGsH3efERLZ+yO/myBD2J8DyEuNdOX+ju1U4hyRJDJivZXH4bHuyAyMeP8f4Ns5io+DbXuWh1PTrzqvumXzpEgt4RlTEaL+Mes6h2MadXP8/vBm8ZKRDhSkV4K5TQFWEFtk9q+TfduYtPB8UdvZrIGRKphggX1u/ExInTiLGPubWCnMYtHG4ltN4tFGDSJ8uoSnX3KXRwA8ihapyPcApmsSMB1e8dAlpKqJghg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; 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=stN/0LM6U6Ax77CCiZkAHwoEUB2yqUYgFCSn9iIDPLw=; b=xXXVGYu008GL522VMf+46TMvy05QUMipC24DkmvnOtTigcGbuYnRn4WKejwSRN1eCqTyHUporsaOU1OC0zidFk0H0cnEKNUSoBX6JwDCDYi5e7qe63c/thPUMRoTpGt4TTKLGIAXdjW+NMnEH9eu2XXe8M/xifDET7msQj+6bnLt6pkxdfq/qeTsyd5vEJ2Q3UWlnuPb4dO6YQ4HLRIFGYIhFDawR8hrbHrjCYQbLHPGPn7toxGllet2Fo/c8vs92FW77x6vRiq+l9gh1/j0VFH4a1iYWCRIv/Mif0mNPwPWk9mhsdb2YbipUpirHd4Ob9i1pyI0baQyhL5l7TrDtA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oracle.com; dmarc=pass action=none header.from=oracle.com; dkim=pass header.d=oracle.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.onmicrosoft.com; s=selector2-oracle-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=stN/0LM6U6Ax77CCiZkAHwoEUB2yqUYgFCSn9iIDPLw=; b=NvfGonDtB5IVLiow4XeGicZt3WCbrHxfKA6d2xzJrw6LlNb/p52SAEbvJBCR0TnUt2bSauOoD6SvxXLbJqwCzVtlYTpKI4RBRS/0T1ryhSGuclPA15I0d8y8xiSGBmf8xWVLzwAaJeZCdcLZoWb4xGVWYZwVGcv4lNaYNeGiI24= Received: from CH3PR10MB7329.namprd10.prod.outlook.com (2603:10b6:610:12c::16) by IA4PR10MB8469.namprd10.prod.outlook.com (2603:10b6:208:561::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9542.15; Tue, 27 Jan 2026 13:41:34 +0000 Received: from CH3PR10MB7329.namprd10.prod.outlook.com ([fe80::c2a4:fdda:f0c2:6f71]) by CH3PR10MB7329.namprd10.prod.outlook.com ([fe80::c2a4:fdda:f0c2:6f71%7]) with mapi id 15.20.9542.015; Tue, 27 Jan 2026 13:41:34 +0000 Date: Tue, 27 Jan 2026 22:41:26 +0900 From: Harry Yoo To: Jane Chu Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, stable@vger.kernel.org, muchun.song@linux.dev, osalvador@suse.de, david@kernel.org, linmiaohe@huawei.com, jiaqiyan@google.com, william.roche@oracle.com, rientjes@google.com, akpm@linux-foundation.org, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, rppt@kernel.org, surenb@google.com, mhocko@suse.com, willy@infradead.org, clm@meta.com Subject: Re: [PATCH v7 2/2] mm/memory-failure: teach kill_accessing_process to accept hugetlb tail page pfn Message-ID: References: <20260120232234.3462258-1-jane.chu@oracle.com> <20260120232234.3462258-2-jane.chu@oracle.com> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260120232234.3462258-2-jane.chu@oracle.com> X-ClientProxiedBy: SEWP216CA0034.KORP216.PROD.OUTLOOK.COM (2603:1096:101:2b5::11) To CH3PR10MB7329.namprd10.prod.outlook.com (2603:10b6:610:12c::16) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH3PR10MB7329:EE_|IA4PR10MB8469:EE_ X-MS-Office365-Filtering-Correlation-Id: ffc9e98a-0ac5-4906-54a2-08de5da9c92a X-LD-Processed: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|7416014|376014|366016; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?ZDObwW4V/VYDxbGhz8AQU9Rggnzu/+rUxSDb4B+QnnYefrfdIspVMpCrzWzA?= =?us-ascii?Q?SbbsJGNky+gLFpveI1QeTRa6zdx2AkbXXedFdKsCo+j7kmGJeMUnYgXY1os9?= =?us-ascii?Q?nThp5LWSTLunRRqRfZLPMvmww6fV3jGCmWNoaIywdYk8RtPY0F5+e8s7S7sR?= =?us-ascii?Q?I3BEdZRO6TE3SIfNjtjiYY5ybpqRIajjhtOJef1WIt/D6k9bSxBj1nhQWJQB?= =?us-ascii?Q?XlNnOpb/JVtWHV8PI8/cR3tpwcuvk1pW4jnTszw+D/EEOMMVX1o47nis+Kqi?= =?us-ascii?Q?Qdq6wNSuBdACZADyfblJmFUZOtyiya6pzBPolN/s1IDehRVLlbKfXoz/xyQc?= =?us-ascii?Q?u19p0/F+lfwjCUzyUZOaCiMLqZDIZtW3spKnTBAmc27Oe4ygHQ9C/tR76N/n?= =?us-ascii?Q?0UdcjDA+6utuybVE1mXh5GJw6etYHOt/5PqY2uKbEIAZWEKH2KD9vD0XX4C3?= =?us-ascii?Q?zXKggav/rnYHOYNAgb7NMlMa5/nhKxvI5v8gxv6gFXfaEGEx9JJi+v5Kl0BR?= =?us-ascii?Q?s5MjnNWYwTmMQQruK9ho2lT5Akb12+GFn86ge2OcYVQGvfM3adFSdB8dtQKo?= =?us-ascii?Q?Xi3QFTIL1fYy2M8Y4ENT7TyCIM8mWW7ss6V9eiH+RBGKpSLJxnJQcywvIueD?= =?us-ascii?Q?lOI2wQ6i3Djdyfn2tkYQ0YfkNdt0Ky+M1tPOs9HduC7msoxH+7lYG3d3Qxa0?= =?us-ascii?Q?vroCkEGD/nvl4QbW8Q8uMHYKZ2PA3pKPXKek4r0mmAJLQOJfmTyJshRrP2Nr?= =?us-ascii?Q?rt/Ig2lOZY1YoITysgdhwID0alU1MClb6bIzfGl0emBQeTjaKcQjQwhx9ow1?= =?us-ascii?Q?dQastLrD6nbyzR/6hh6Hj9JGbsj5tUSABYX0zgYl+4nCNhqKKv2OqSaZ3u9G?= =?us-ascii?Q?kOQ6xg7JYq5IQQGDp2Vc+C3ELpGAklULtk9gx83pUZQ3yPYZ2NeJSgXS4BGl?= =?us-ascii?Q?WTdAv12UqNcHhpwf0ILI3oP6DdiL0jmq4iq+bcrWk1hx/ic9JgZIfBE3gm5m?= =?us-ascii?Q?xGhARVTRuHM1cI/EHoaeZG3NXnOlCJS/CCnoLv83XmRPtZBEJt7Y+Gyn/3SO?= =?us-ascii?Q?PU/pg+NkMJ0EOvgVrLA0clTXJdQG7A3e7dF+baZZMv2ld8W6rwseLkjYJFeb?= =?us-ascii?Q?a8w516OVpLy5jjCf9bxTBFQOglZZqD9GEKLUSxt9x6eEXAugPfKsKzxpp2hn?= =?us-ascii?Q?MuVoFF+FQ5c13ksa8X8G1L+TVu4VaNYA1HaMudq6wIpY5ldXsUKnhRy/iqj7?= =?us-ascii?Q?8UzEE6j0ZRe0z2PYZT7cs4DuDSSHsFFnLH8JIggv+TB+DKAim8B1rCSoAZvC?= =?us-ascii?Q?rzWc3Kr0tb88mtRftFQ7FtV4HqDxTTlpuVndUo37vlD8jjZn01vG+gDmGJjs?= =?us-ascii?Q?Rg37o5XfKZL1vfXpLcU8AnjqAr4K6F2H3WV2wDRPgn+Ql8Sn8xCNgJ9Q3OgP?= =?us-ascii?Q?/syjqX+1p8oIoXChqpLMe7uHXcwfAWlyl3+J2S2b3Ylp4tducb1U0eiTDiBT?= =?us-ascii?Q?k5zwIH+V6/VIrxYg/8JuEnPemPQeh+Dam3G8HpX6rbSrZH2MvFoU2xH8i4VR?= =?us-ascii?Q?g6YZS+D9YXOc8JaMkwf9GpP47veexyr2xCHf6BYa?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:CH3PR10MB7329.namprd10.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(1800799024)(7416014)(376014)(366016);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?CcZiscuGipV/uvT3VjNnOQdEB/jsJEL2USLJh11IqdAxqIMn50eegcdQOYGj?= =?us-ascii?Q?CkR+Jdp3SkSXFGKXLxKqtBMRLZ7JYgX/eerc7toIJTs5MFKyWwx1I2NbMKxY?= =?us-ascii?Q?pB3lvgPEXB7lIyxDojMR/4PFAWcZVF2phgxQ8702pspy/PPwIq/79XOSVTvV?= =?us-ascii?Q?C408Ky861FlPsO8vf7sdCocr5Kd0mY8cZyItkYUUUeBsar2xwIah3+IgokOB?= =?us-ascii?Q?qqY6DGXpkedVcXWH2ob4jtSMM8MkM1todIxa9uLgYplyL8EX9B4Jh6Z7tZfo?= =?us-ascii?Q?3adQHQPI7ivcH/6yjYS5JB67m2TOLPIReS5GFoC8YutI5yN7ko8eMdin5rzo?= =?us-ascii?Q?FowBQJI+XYkdNMynHfS/B6uKw7pnwrmpq3twiE0vpWXp2vZy8COOTMLEF287?= =?us-ascii?Q?5UJKVatYBSsK3DJLAAUbZS91/FqSGF3YgW4hTehbngj49x8xRH+LDLhRev7x?= =?us-ascii?Q?u8dPXTJlITsQPbLq8BPIzkBU5RmFK4MmH/2lWVJ9MfD+pNRctKU8xJAxL14M?= =?us-ascii?Q?xBVfIXO8NxYmIhZJSHMwyxaXDLFUEo1Ylj1/N6lIDuqTXh6iM1YIv1TGf4Sy?= =?us-ascii?Q?Guoy41McqwJ6uD2qXpmOaoha/uoQ6XrILzXCgTaEs6fJh01WVi74f8Rwtbff?= =?us-ascii?Q?XnQZW5aye3/PqqLqjzGkciMaU/mOLKB69hOYKNmD4i3YP6dA5Bhy+0PHmy0r?= =?us-ascii?Q?K50jZwAEbcr+znW3Bd6UivY7gdxU92lK1NokHgcIZ8Np9hq3w1xvFvPdFvRr?= =?us-ascii?Q?/eCpLAykcBa4MRhrgYd+NEfiFEG6tF5i0IDpwWBHmmOAbH4rBurvy0E0LgOU?= =?us-ascii?Q?ssq5Wo/2KYP8GPW8caAALE/JBj3VymyLw2MwjlxDLL/SowsJipV+QsnMWyhe?= =?us-ascii?Q?oibqKh73LmItGIP0vH4eOWq8sz4rK28o/vph4Uztyzo0E62EyKgB8DwnY+O6?= =?us-ascii?Q?0CL1PMcm6N+aEbSGN49Lt38NvoOSzyKFFR6h+t5pq67gxPbGzsOjLZCu8Jda?= =?us-ascii?Q?w2TcaHlghh1BgrQsjlhQIQ+1c4DczLezWHUN5ZzkTtkIW7beppqpRs6UhEhM?= =?us-ascii?Q?BAKDLiUzKH61XvjcoAGGjDcLOVXjDqGOBG/4UpnpQrNCIcibbd/IVPLGNEUL?= =?us-ascii?Q?qBLLzPZ+G8vKfNBDElY2tTAPicAgpyzCMqZLhBAOar+jsskndLiDz56NVOV8?= =?us-ascii?Q?R5Wxq7FVhd05aE7TZOnl+BJMLQyNZ6xzdUpKoh9/eseLvHFnlnfzRorXYkOt?= =?us-ascii?Q?BK+2IcA5oF5zATVk04tDHHx9sKeboua8rDQUonEmgpWDAev/e0tSp2t6x0SM?= =?us-ascii?Q?gZ06/1MLEwxuOFNX3ffF2oxXV28GGxuTXfiBRVv12SnviqQNBE0gXrT/5C2Z?= =?us-ascii?Q?eFnNTdyrfG1fVlD7k0vnJaID/Y5UX4gUPXVyHdSXbqwmV9ynBhX+BWlk6cQK?= =?us-ascii?Q?8j5RWXk4UiGNp82Ud3An2CmQw2RA/TT4k5+AUjgTnT06EzS9gb521TsyaWUP?= =?us-ascii?Q?RZlDAmzZXwWTBuMbjwcTlhMLj/3/p/f09lu/atgeQtn3dBDThHKhr8RP7Rdz?= =?us-ascii?Q?IfwLM195RYJfl+8PnXt+TKkG2Gq1ISGdKy55ZbuDzIwG92hgXA+2Y6k/+gvG?= =?us-ascii?Q?RoO/rgMvUTQsh8Cuxoqyx3rSrKfo8Q23LZqPsh0pwJ7l+b9KuntDijgI5OmB?= =?us-ascii?Q?P1icIW5aK3LPNHgVpfpnUBhOSR/4xnJFU6+GcLKAuYCBkOqkAlV6GG7K93Vo?= =?us-ascii?Q?dc/scS0k9Q=3D=3D?= X-MS-Exchange-AntiSpam-ExternalHop-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-ExternalHop-MessageData-0: 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 X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-Network-Message-Id: ffc9e98a-0ac5-4906-54a2-08de5da9c92a X-MS-Exchange-CrossTenant-AuthSource: CH3PR10MB7329.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Jan 2026 13:41:34.2725 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 3or5pfaOpI5tR+nfcvnPS52DkXPh5ENCWQF/msQAcTBvfYk53e+9rs6vvIpU0lFA04kMT1KJK6f0Jur5jgojXw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA4PR10MB8469 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-01-27_03,2026-01-27_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 bulkscore=0 mlxlogscore=999 adultscore=0 malwarescore=0 spamscore=0 phishscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2601150000 definitions=main-2601270112 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTI3MDExMiBTYWx0ZWRfX+8kCxOTDRoHK ivFu3IuYBm3KPvbHw3AAvJtCVUCpf/Pp4lIs45Z0XPM2qNnWGkB+Lbcc9exDaGIG0Wr9wORTlck EJ7wxVZ+ExUFtdG0yMr7dNe62IZ3u+bLZD9iByb3KmKs6/K4EbimPpX4QW7KLhzClp8E/2TV+mh Nkd1kV6wy9NJJa6H672kyAr+3BjLK/ewqPVG9uWUGLEndfWB0IamuNoZEQoFHR6CRNwq6l/MhdI le/2SzjCkDQYXFcmF0pcJTFcMGDug6o0auSvucAwu7DfXCRx4pRgWZauDYLjrQH/eX2sZwjbvIt PA+hjYrpl/STc2PKM6eg7WwJn8ZNhuWAgReVnwoDJ0YK7C/pmgMNf8w2djMjCxePTzcsW/wJHIt 5lyipKM7OhYdokcnkupE26mGy3c/p0NYWXThM8wGIQ8A17oFFrNtwy34wts7Fq1bRE5mmNUNhqJ tsylF/fNU1SYndVr/lQ== X-Proofpoint-GUID: L1-EB3yGsOvZmOO6Sgjx-COJCW9vShFH X-Authority-Analysis: v=2.4 cv=cZrfb3DM c=1 sm=1 tr=0 ts=6978c095 b=1 cx=c_pps a=WeWmnZmh0fydH62SvGsd2A==:117 a=WeWmnZmh0fydH62SvGsd2A==:17 a=6eWqkTHjU83fiwn7nKZWdM+Sl24=:19 a=z/mQ4Ysz8XfWz/Q5cLBRGdckG28=:19 a=lCpzRmAYbLLaTzLvsPZ7Mbvzbb8=:19 a=xqWC_Br6kY4A:10 a=kj9zAlcOel0A:10 a=vUbySO9Y5rIA:10 a=GoEa3M9JfhUA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VwQbUJbxAAAA:8 a=JfrnYn6hAAAA:8 a=yPCof4ZbAAAA:8 a=1XWaLZrsAAAA:8 a=i0EeH86SAAAA:8 a=YLQEXtXBj_6quF9Ign8A:9 a=CjuIK1q_8ugA:10 a=1CNFftbPRP8L7MoqJWF3:22 X-Proofpoint-ORIG-GUID: L1-EB3yGsOvZmOO6Sgjx-COJCW9vShFH X-Rspamd-Queue-Id: 0B7FD14000F X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: ephrx6ug8y3m3c5gafjhfitqzdhje6r9 X-HE-Tag: 1769521614-660162 X-HE-Meta: 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 Al5/kJUI QFXKPIfWboAG3yrOhCde1j8r9wl83UjAUbUv/0YTLLiUEJJLEkzJhnKg3hkSVjI8jsHeGX3GhyqhVv/iJWiPg5OT3V87szm0KnhUwiVV+uVt8tpe/+nUx/syoucTXKGiohQhtgADt68TL34sZdhpNEhNxs/+ZdYryOPN2S2G3TT1viU3RLYLzFDWD4aCX/5yT7EANQ4AygiHeaOxV5s6Ib5t5l15jlh9y1zmPqcikZBDaV3BgXlqI2oqhByoTwELJrUfLOd4O+L6ppNeU90q/T0xLQTAx2pJEeoaGo0xwTHy8c7QDsDOfj6bOKr+OyIuaHy87LnYhXYPyPRcJDNEVDNucPiqNHgrKc8T8wbYJiVt69kB2wrsYp1rjoRl8K332NvPeBRTnuKL39dmfND+1kNQXYWWxNaqQmBs94olPa+smS5EBLfds8Qp5CQpMPOBX2g2OTHZcvlXhYDfWajK6JBIM0prurZHOJzEN6UeWOHnUshJHs7msCJqxv/andkkuy++JsY7zjwsppLLxPVvJukw6v32J+b60onTSekfMeIvttzo5gptcMfeqMJwZ1Ow6x2UUAwWCAcvwJLlMV+fh8KqOjOQs5s1l0Y+3hUi8o+FfGOB5bXgg6+txT8mTmbeO0gpCtqZ6x2Mb4oNTciGCVkitaGZiJXhU5GhoAS6sK2dRsXfBZFjb2iqGVvriarHz9+QrZYxwQEy+WHLwcagOpu1o4LYGI82U1No8Uxrm6U8w0WkQkk/MD4IDg+XLf5GPBzyDMSM640uLCwMT7wFf6sYMzqKydBFQUWeXCXcVnTYw4EM1n5qJnfRsQ1cJTdTQP4KOludef8chMMymoqFuVb2wrgIS4PeIETi/YmgNrpXqGmI= 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: List-Subscribe: List-Unsubscribe: On Tue, Jan 20, 2026 at 04:22:34PM -0700, Jane Chu wrote: > When a hugetlb folio is being poisoned again, try_memory_failure_hugetlb() > passed head pfn to kill_accessing_process(), that is not right. > The precise pfn of the poisoned page should be used in order to > determine the precise vaddr as the SIGBUS payload. > > This issue has already been taken care of in the normal path, that is, > hwpoison_user_mappings(), see [1][2]. Further more, for [3] to work > correctly in the hugetlb repoisoning case, it's essential to inform > VM the precise poisoned page, not the head page. > > [1] https://lkml.kernel.org/r/20231218135837.3310403-1-willy@infradead.org > [2] https://lkml.kernel.org/r/20250224211445.2663312-1-jane.chu@oracle.com > [3] https://lore.kernel.org/lkml/20251116013223.1557158-1-jiaqiyan@google.com/ > > Cc: > Signed-off-by: Jane Chu > Reviewed-by: Liam R. Howlett > Acked-by: Miaohe Lin > --- FWIW, looks good to me, Reviewed-by: Harry Yoo -- Cheers, Harry / Hyeonggon