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:     Andrew Morton <akpm@linux-foundation.org>
CC:     Naoya Horiguchi <naoya.horiguchi@linux.dev>,
        "linux-mm@kvack.org" <linux-mm@kvack.org>,
        David Hildenbrand <david@redhat.com>,
        Mike Kravetz <mike.kravetz@oracle.com>,
        Miaohe Lin <linmiaohe@huawei.com>,
        Liu Shixin <liushixin2@huawei.com>,
        Yang Shi <shy828301@gmail.com>,
        Oscar Salvador <osalvador@suse.de>,
        Muchun Song <songmuchun@bytedance.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [mm-unstable PATCH v4 2/9] mm/hugetlb: separate path for hwpoison
 entry in copy_hugetlb_page_range()
Thread-Topic: [mm-unstable PATCH v4 2/9] mm/hugetlb: separate path for
 hwpoison entry in copy_hugetlb_page_range()
Thread-Index: AQHYj0d4bQ22ef3NDUqXA9oSZ7HD1q1tdjkA
Date:   Mon, 4 Jul 2022 02:04:50 +0000
Message-ID: <20220704020428.GA2466683@hori.linux.bs1.fc.nec.co.jp>
References: <20220704013312.2415700-1-naoya.horiguchi@linux.dev>
 <20220704013312.2415700-3-naoya.horiguchi@linux.dev>
 <20220703184259.99a37313037000bd2e9ace9a@linux-foundation.org>
In-Reply-To: <20220703184259.99a37313037000bd2e9ace9a@linux-foundation.org>
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?Y2kvZnZSeFlBaXc2aWxlRlc2U2kzUFljUEU3eVpmZUdwcE5MWHNjM013dUJR?=
 =?utf-8?B?YnRIVVExT2JQUzNtaTl1Y0xHMVNvRVNtRmtkeHVITVdsQnU1ekd0cExaYit2?=
 =?utf-8?B?NUtSMEYyZmJ2dmNXa0VCRFM4ZmdsWjJ4NnBmOWY3QTF2OTdJbHBSNjZnbjUx?=
 =?utf-8?B?RW9pdVBjYkt4SUY1Z24xcnJlR2tnTXZYdElxK2JUVUd4VG1oRGZYTkR2ZnFT?=
 =?utf-8?B?YTBVT2VuRXkxZGFvV2xrRDV5T1BhZFQxaXJmZ1hOaTNTN0V4NEVYemdMdDVH?=
 =?utf-8?B?bXUzdnA4UHhjOSt3T0NSdHFySW1aN3c0NmpLRk8xajFnanVWM2xkNVJGSjFR?=
 =?utf-8?B?Z1ZmbmtSa2lBU1FsQURkeEszSkVVb1ZyUzdHdFFreDlsSGtzdlIzZ0hqSWlX?=
 =?utf-8?B?TU1ZSk1zYnJaZll1K0h0Rk9nWVI5WHN1dFVtVVpJMk1tRTNINE5LQUNuWXBv?=
 =?utf-8?B?UnJDNHc3UUZBUlphNzZyejYveFpab1pzcVpUZlJpSjYzY1Z0NGFJTzVmdkI1?=
 =?utf-8?B?TGdOK0h6WjZ6ekdDSFZTa0FLdWM0eUp6QkVNTDcrdDY3UnJicnlJNXJpZk1p?=
 =?utf-8?B?VUgyNFlZVkhjVlRUaUdpLzFqTkR1NWRJS3d1V2puazNtTG5rY3ZFVU1nUjBa?=
 =?utf-8?B?SlFVc1ByaENrNlR2Mlp6UVNldmhqeXhBSHR5Smd3UnM3cEVWaUtzSWZWYVZU?=
 =?utf-8?B?Tkt1ZDAyU21SNVNVb3pHdGh0M29PTHVFcE5WdCtlcGdDNklha2FORU9wOTRS?=
 =?utf-8?B?ZWxMdGJHZFV4M0dXK1k2dGFOcnZyTFlsNG5qWk9FY3VSa1ovOEt1dGdKdkgw?=
 =?utf-8?B?RUpXNWFhWTJvRGtCT2M5Z2dMNGxJTjdJSWlKWlhYR0lpUng1eUROZXp3VmRD?=
 =?utf-8?B?OGZaNFlzeVJ3VWUrdy9ialQ2NUJ3eWlHUUgwaTFMME8zVk9JTmtLRTluR2Rh?=
 =?utf-8?B?QVJHUklXWHcyMzI5UTYza2tzbkd5dEhPZXFibjVPbE9iOGMrdC9sN3M1NFRJ?=
 =?utf-8?B?Z3ZFK211K2JWUHFSNWFqOUxDVUQrTlE4NGFnR0JvWnQ4NnlQdFNwNTdUL1Jn?=
 =?utf-8?B?ZDlXRkNGenMvTXR2c0pzbVk5VkdBME5qUXU2U1ZDZHc1bjh2MTh0UjdjMWlu?=
 =?utf-8?B?T2l4RUtrdUVpbUFWazZIVzl4dEtZc1lVN2wwUmQra2RjUUwwOGRTZlRROUNl?=
 =?utf-8?B?QThoYk9SYVY0VTRreGkzOFFvWEQ2M0hseVIzSmpRcTZMN1Y4eEJmSnZXNDh6?=
 =?utf-8?B?VHVBc2l2bjYvMWw1MG42QW8xckZRRjdiQU04SDljbWtHc0E3aFQrdFVTYjJa?=
 =?utf-8?B?cEJHRTNIb3BibUU5eUhCYUZWazBudS9OQVhPVmExcFNhK0ZpZTlnZ1JNczYx?=
 =?utf-8?B?YTlEYXNkSVhKQ3dPeHZDL2RHc3kzTTlsTUUwMEdQT0ZHZEJ4aGJCazNwblJt?=
 =?utf-8?B?UDZEbWpwSkJHQ0NDK2NBYmQ2YWJUUU9JQnR4d3B3TTYwVE5Ja0lsOEovRm4z?=
 =?utf-8?B?cmR3TUtGMlI1bFZmaklZbDVoWTZiaU9BNmFsVHVkUnJwV00zNkd2MytWK3Ji?=
 =?utf-8?B?aENBbVFnalhOcXRvdnRGcElVSnJEaUpEMWthaWo4UmxMcXp4a2xjRzlNRm0y?=
 =?utf-8?B?c1VVTkd3Q3lpLzBaSXZ5OEFscCtGVG1Sbm4xbDltZkJwbVNwQW9DUUEwdjYr?=
 =?utf-8?B?SkdWUDNTMEVyclVRdVFQVmZlWkFXeWdOYnlqaXY4QW41RjFrOUFqMEdmN1VG?=
 =?utf-8?B?cGhFbDY4T3BkSzBWKzc3VGlBbUtlMXlNZlh4cVF3UjdkRXczOEZvTTgrRDAw?=
 =?utf-8?B?MkYza3Q5RXNjdjVwczlyQ3B5NmNMcHJJMlc0U291N25tQVR5YXlEeWxiWVJp?=
 =?utf-8?B?aEJEampaY1dSQ0Nzdkg0Z1ZsRHpXNElXdWpTSDFhOTdVQi9mTEQ2YXdmL2FF?=
 =?utf-8?B?WThWR01kOGdYRk9BOElLQWwzMGxLK0pNSzNOc1ozby81RWlsQ0Q2TjBuV2FU?=
 =?utf-8?B?Q1NTZjRBVUlaUU42LzgzOTdwR0c3OElPWGZXR1ZHVnEyYWY4QlFRcys2aW55?=
 =?utf-8?B?Z2dYS3lHNDVoUnNMNWp1cXJQUjJYY1VXZmM5N3ZZRm5lQmp0bWFiQzRMSlJw?=
 =?utf-8?B?K0Q0NVUwQW02RkJGR1NWbFdsbFdrTi9oMlovS2tTclFwOXBxYSs4d0Ixc1Yx?=
 =?utf-8?B?S0E9PQ==?=
Content-Type: text/plain; charset="utf-8"
Content-ID: <A08F73BEFA96974DBFB432BF3B1E64F7@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: 8b13a8be-3725-4fc4-e6b8-08da5d619438
X-MS-Exchange-CrossTenant-originalarrivaltime: 04 Jul 2022 02:04:50.5115
 (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: 1s4KMqHtqlFfr8LtwUdkyKpUbzCzvnkGkhd1Yg/zAkyM8mtZenOuifKWlU1rqFVRzK/soQaAhMrJrtdPBL0Rig==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: TYAPR01MB2768
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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==