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;
From:   =?utf-8?B?SE9SSUdVQ0hJIE5BT1lBKOWggOWPo+OAgOebtOS5nyk=?= 
        <naoya.horiguchi@nec.com>
To:     luofei <luofei@unicloud.com>
CC:     "akpm@linux-foundation.org" <akpm@linux-foundation.org>,
        "linux-mm@kvack.org" <linux-mm@kvack.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v3 2/2] hw/poison: Add in-use hugepage hwpoison filter
 judgement
Thread-Topic: [PATCH v3 2/2] hw/poison: Add in-use hugepage hwpoison filter
 judgement
Thread-Index: AQHYJKwkVU0GJj2Wl0WLfUxlGeHKwqydPG8A
Date:   Mon, 21 Feb 2022 01:32:30 +0000
Message-ID: <20220221013230.GA4000411@hori.linux.bs1.fc.nec.co.jp>
References: <20220218094242.2056346-1-luofei@unicloud.com>
In-Reply-To: <20220218094242.2056346-1-luofei@unicloud.com>
Accept-Language: ja-JP, en-US
Content-Language: en-US
x-ms-exchange-antispam-messagedata-chunkcount: 1
x-ms-exchange-antispam-messagedata-0: =?utf-8?B?SEQ5Z2FRQ0pQWGRvcVJMZkVJNys1Q09CN2d0UXRTYVBiVXNSNmptTFgzL1NV?=
 =?utf-8?B?NVBqWnVPdTlZZCtSRTd1eVBMNUNSMTJsRUc4MTRoRTk4ZDkxUkRZcnlxc1Nn?=
 =?utf-8?B?OFh0aklOcjZBWXYyNkw3cDg3OGhSMG5XejczcnBRUFVLckx0RWpzUUIvbUxh?=
 =?utf-8?B?NVpGRHkyL3pXRnd6bjMzSkh2YjQxajNSbWtZOWlPem05d0szcTVSWERvRVZu?=
 =?utf-8?B?N1M1ajhnUm9oVmxXYlpPMGdmYTAxa1laNXhsLzIrUjdqSHJBdTMrdFI1QVIy?=
 =?utf-8?B?RFVEekgvbm56Zi92RHpTejdKN01IaGUrM050bFZtT2F5OThXUmtsQ2RmQXpM?=
 =?utf-8?B?WU4ydXVEdHBKS0VVWXNuS0RBWjhwWmN6V1RZbTZMRkpOS1N3KzZULzVGbmlU?=
 =?utf-8?B?Q1ViODk5L0hCZk5JRHprTGFPZXRHdnBGQTNKUHcwalRuNUR1VXNFQ0dyZTFT?=
 =?utf-8?B?WkNTMWpqOXBFR1lza1FyTmVmeHpnMUpZS2hvVGJ6bUlZNjFLeHpkZWZZWmJx?=
 =?utf-8?B?TXJRZWtZc3lkcnI3VS9mc2gxRkN1eG56enBEb3FIMWsyT1Y3OXJ6eGVjeXo4?=
 =?utf-8?B?SmN1anhqK0dXTEZ0aERZa2lxNFl6SkJpY1F2Ti9XV0YvY0locE9NS01pQW9y?=
 =?utf-8?B?YW1FaE5QOTEwN1ZoSVUvWCs2N3hETmlpNEtaL3IrQmxsWGpLRXNWTjBlOHpx?=
 =?utf-8?B?YmdySXAzMVV4Q0JldnZlSERHdjJ5N2tvODBUTmNMVklFSVhDODNqVTBnU3Mv?=
 =?utf-8?B?TWpuUVpCeGhyKzJReEVQcDBCbWYyQjVNeFpVU2xNcFRScThqR3FKUWtLME1z?=
 =?utf-8?B?bGxhR1FtZENtVW9lM0lGaDNmWnk0ZFlGdTd0eHhtNWJOVk5DWXNNUjNlQzlk?=
 =?utf-8?B?YWwvN01YOWsvVmNFSGw4Q09OT0Uxa2lVUjhOVHJ1aWsxbURHdGJEOTlqU2tH?=
 =?utf-8?B?NFVQM0xKdHNieXJ4SFU5b1ZmUW55MTB1ZWxtWGJZejRGeFI2amltRFZHVktz?=
 =?utf-8?B?N3p3RFg2WS9zVUo5ZUZxdktjMUd4SHRGM0g2azBzL1Rid0xKQnAwNDFSOGV1?=
 =?utf-8?B?N1ZYUlFiZ2hqMkdzWExIRHB5a0NLK2c4YlFYeGpSVFJGa2dneU5Eenorckxo?=
 =?utf-8?B?emp0K1BmbE9FQlZ0UkZ5UGxBd1F6NW1QaXZma21YTGNUZTlnMDdWLysrRVBn?=
 =?utf-8?B?YWNkb3F2ME1oN3dJRUpvY0dXOEVseFJ6QTJ2d3JIRFl4dGsrLzg1NW0xc29x?=
 =?utf-8?B?QWFEaFhiellnU3VJaWdHcUhXa21zVTBYOFUrN3gvNEFzU0RwYjJzWEcra2dG?=
 =?utf-8?B?NGw0SGRXQmpCV1l5VjREd1hIMTRWMkhKNmtKTXR6S3dOWFhmMlRyRXZCY2xK?=
 =?utf-8?B?SEIwUURtYlp3cFJZWHNuQXduZjQ1cDBjZXpkU0dTVU5yTVpIbWpaNEI2Q0hu?=
 =?utf-8?B?b3pPQUpqd28zVWp0elJrR2Z5ZEtFcVYyR2hLTW1Ra1dqV285eVlUM0NJMG1x?=
 =?utf-8?B?Z1VNQzI5RmVJcEpKK3A1WU9EUDhLbFh5Q0wvalczaFFBTnhmaUEzeWdZSlo3?=
 =?utf-8?B?Sm1PWkxVWE9LKzZVWENnOXlvbFJpS25yNXZvU1lIRHB3Qmxqay9QUDZybDVu?=
 =?utf-8?B?b09VSEw0VW0zOG1ZTnpSTE44cjgxbHBzUmVnZmxCZnkraTFtaVBSeTV5ZHFi?=
 =?utf-8?B?YmVTVWNTb0t5ZTdyekZIOUlSYnR6Q3pCb2JCSjVSb1M2cmZzeE5IN3htcFJJ?=
 =?utf-8?B?WTJkQXJFQXJGSTZEQ1JiSUlLOHUzdzNXMTArQVFhZjBxR0lWWTVYeUNzVlZz?=
 =?utf-8?B?RmJXMzFiSnVtOHRiK2k3MWF5bmZtbWhSQ1pNd2ZVckZqYmtQYnlYb2t6cEFp?=
 =?utf-8?B?YjkzWEUxbjJnRmhEN2RWeXY1UFpxOHFTSVVGOXNLQmhnLzFQa3ArRHVCbmVB?=
 =?utf-8?B?VS9IdjBKREc3MXExWUFrMWdSaXZYZmw3S1BqWjhPMENoaXBJKzRsR3B1MjMx?=
 =?utf-8?B?a05odTVYcHRwR3htZTZHUzArc0ltSWp5bmJKVjl5OUNQNU9pMjNmV1pJZEIr?=
 =?utf-8?B?MzFuSjdkakphaUJEaTlhczVjOWZaMU5mY3oybC9GME5TdW1ydFl2dEt5Uldu?=
 =?utf-8?B?WHNkNlNCdGwrSldKeTg5QWhVRHZzaEU0WlpKZ2lvZk1jMFJ6TGswTExaaXBU?=
 =?utf-8?Q?h9K4bMNF0AjooHd8iJzQ0O+8DbsV090wPrhLc4FSZixl?=
Content-Type: text/plain; charset="utf-8"
Content-ID: <49F6DA6DD042694689C861714C1ECE6B@jpnprd01.prod.outlook.com>
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-OriginatorOrg: nec.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: TYWPR01MB8591.jpnprd01.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: d5caf372-1660-44a0-3e66-08d9f4da06e7
X-MS-Exchange-CrossTenant-originalarrivaltime: 21 Feb 2022 01:32:30.5189
 (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: BZlnfoCTUt7z94/5zC2dNPQG6UNaRQdRzkUyDNyQsXQROyTHHl/0dKwFYk/NEA0fhQjjq+39BqVjqJbzxZRUlg==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: OSBPR01MB3191
X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,
        DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE,
        RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE
        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: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org
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