Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:8 as permitted sender) client-ip=2620:137:e000::3:8;
From:   Christophe Leroy <christophe.leroy@csgroup.eu>
To:     Nicholas Miehlbradt <nicholas@linux.ibm.com>,
        "glider@google.com" <glider@google.com>,
        "elver@google.com" <elver@google.com>,
        "dvyukov@google.com" <dvyukov@google.com>,
        "akpm@linux-foundation.org" <akpm@linux-foundation.org>,
        "mpe@ellerman.id.au" <mpe@ellerman.id.au>,
        "npiggin@gmail.com" <npiggin@gmail.com>
CC:     "linux-mm@kvack.org" <linux-mm@kvack.org>,
        "kasan-dev@googlegroups.com" <kasan-dev@googlegroups.com>,
        "iii@linux.ibm.com" <iii@linux.ibm.com>,
        "linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 11/13] powerpc: Implement architecture specific KMSAN
 interface
Thread-Topic: [PATCH 11/13] powerpc: Implement architecture specific KMSAN
 interface
Thread-Index: AQHaLlJRapjZClFrTEO0LVVzss3B4LCogMwA
Date:   Thu, 14 Dec 2023 09:20:06 +0000
Message-ID: <f75e5273-6c5f-4b47-ae2c-3cd21a0b5289@csgroup.eu>
References: <20231214055539.9420-1-nicholas@linux.ibm.com>
 <20231214055539.9420-12-nicholas@linux.ibm.com>
In-Reply-To: <20231214055539.9420-12-nicholas@linux.ibm.com>
Accept-Language: fr-FR, en-US
Content-Language: fr-FR
user-agent: Mozilla Thunderbird
x-ms-exchange-antispam-messagedata-chunkcount: 1
x-ms-exchange-antispam-messagedata-0: =?utf-8?B?Q2RwOWJES21QRVNWZG9ER0JuSXpya3cyUmxlVEZRZldSUWtYYTlJZEtuUm5J?=
 =?utf-8?B?emRmWkpRcnF3dkdzVUkvMWtXZ3ljaWVmdG5FTk9NWERJRGRQc0lYUVBZUFNP?=
 =?utf-8?B?bEM3YXhidDVHNFNVcGFoREJEb1JSdUFYcXg1TFY4OFVRbjF2cGVCNEN5MWRw?=
 =?utf-8?B?R3ZFRldNcldqSGxnSVgrbFkwR2ZDc1hEVHd4SnhITXFaS2o3VDV3cDdBdTRQ?=
 =?utf-8?B?ZTBaSVc3VVVpMy9OcUtpdy8xNURrYVJ6eitTRjBPWVVUNGhaajE2bnBJWm5Z?=
 =?utf-8?B?U0RSVTVPMjJmUmdBdEpBOUxjdGU0bGdpbDBCUm1SQVFJRERVdGVuQTZLU3VX?=
 =?utf-8?B?RUVVeUx4aG16WXA4SUdxYjQvR2dKNFVOL0JCY2tjWUo2WUQ3eVpIUGxuR05J?=
 =?utf-8?B?TmE4VC94cEs3Q2xhdlM3RkhYZXlQZUNSZCtYdUZma0ZTMFcrai8zOEhkTW1D?=
 =?utf-8?B?N24vNUhRcVN0MjdBcXRhRVRPWTd2M3Q2Q1NQQjc2YUVPaHpzbElBQU5iang4?=
 =?utf-8?B?WjVxa3oraXZ6YUJFNUNtRkhVMVNjR29KVDhuNnJZQ0hrUktOUExMaHZxSmZZ?=
 =?utf-8?B?aTVuUVF6ZGk0bjJYS0JOUzdiZDVpMUtDVmJpbWRsZkwrOGhhdC9maHZuTXRS?=
 =?utf-8?B?ZnZmUEJ2ZmRLQmNrRmhkalV1clFVeUNHMkM1TXRoeHlaSFJ1bEJoQ0czVWJF?=
 =?utf-8?B?cTlrWEtPd1E2QVpmdHV0aWhVMTN2TWJaZWdpNmJONDRSQVdLSFM5bTRiRW9w?=
 =?utf-8?B?WW9wdkttRlhZTHhmbHZKVXZvbjk5ZlhFdHVmZ2Q5cVI0c1pPM1NDc3BjeVM3?=
 =?utf-8?B?TjhZN2doVXpIVE80QW02M0RUNmk5Y3U0S1hMVTdJREgwenYvb1RaNDI4Q1hB?=
 =?utf-8?B?dmhzcUtjYXNkRXJGNlRmN1Vpa0NOd1hveW1FN3FsWmVXQUdGS1NnMXV6MnlE?=
 =?utf-8?B?NmJXM0xVbU5IdHlSeHBTTXhVTmtBNG5lL01xV0xSaE4yMTVvUFlCZFVJTzlk?=
 =?utf-8?B?cGIyYXlhN0tWaVRKaFg3VXNmMDE2allFQ1hDRkZUKzJNcXpMdlBXelQraHdI?=
 =?utf-8?B?SUFVaEZTMW5UQUJXK2wrdksrWVZLendaR2swdlRYNGVNMUl3WjVGS0J1dTZx?=
 =?utf-8?B?RWgvWXpIaGVpV29NblMzLzh4MmxCRTR4cCswU1pKM015RFpiUTMyc2xNbUZW?=
 =?utf-8?B?aUIyTGJ1eEl6U1ZCVy9CUFd1RE9GTTB4YzE3UU1TS3UzTXVxcGhFa01DRk9R?=
 =?utf-8?B?UURlL2NKM1RXYmxPNTlONVNicDlvZ0E3S2hwWXl4Zm4wcVJLeHlLUlJxWGhG?=
 =?utf-8?B?OU5yUWkzcWl4T2FjejIzQ0E2MVRqL2ZVdC9ET0I1S2cvNUlkVUJjRGdUTjB5?=
 =?utf-8?B?TTJqVVRmYkhibEJSZEc1a1EwUkxFV3J0MHZpdlhWMmVncXpDNjN2N3FrbjRk?=
 =?utf-8?B?SFA1UDJQQUZJQkxNQ0JWUEUrT0lNTDJPaWlkWElybE8zNzV6d0dBS3JhV2Vr?=
 =?utf-8?B?SldtbllHYlpBSXkrZS9KeEpxUXNQVDNzaXRXb1pYb2F3TFlrbDJ2blBVUitq?=
 =?utf-8?B?bjNrMEtsZmFhcHNCT2poYXJOOTlNOVFyUVhGTlY1TXlaQUVkaTRDRExNTTNi?=
 =?utf-8?B?MUlHQXJpQXFFYVJoa05kVnFQY3JUZXlPc3B2ZUczUmxtdHJQU1BZcEFOdFZx?=
 =?utf-8?B?NG9rOGtLQmZWK01wYSthVUFtZGNlMXJGY2hPL2VBS3BVVkVrOHBZd2sxZG01?=
 =?utf-8?B?MEh4RUd5cm5WQkNUcnc4WjRNbGU2MW5IS2xnUTFYVjVWT1FISjFVbnczMy9G?=
 =?utf-8?B?WWtQaTV6KzJqclN2ZGo0TXZVQjJYUlJINWJhN0xWVUpETDdqODMzVkxOODdW?=
 =?utf-8?B?bUwxYnEvWTF6djBrUzBhOGNoeU1DcHJiZGFqZDd1akxNS2ZCeURHbFJuUXZK?=
 =?utf-8?B?UW43VUZmdDBvc3NQS1lXb3pyK3NseUtWaURUQWpjSmF2UTdwZHFyTm8zdXI1?=
 =?utf-8?B?dHhUVWRJOVFIa1ZBVmZvL3hUOTkyM0hKdFhCUlVzcWM1VnUvTEhSMDB2K0kw?=
 =?utf-8?B?bjdIczFXQmYxSmhJbGpWcDYwMFdqNVEvSGVoS2IrMjlLWmJPYWNJTVBZcUJI?=
 =?utf-8?Q?Y10rsH/N4ROU9eeNaps6+diY1?=
Content-Type: text/plain; charset="utf-8"
Content-ID: <ED20B952632B2E4987B5228C12A31EAB@FRAP264.PROD.OUTLOOK.COM>
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-OriginatorOrg: csgroup.eu
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: MRZP264MB2988.FRAP264.PROD.OUTLOOK.COM
X-MS-Exchange-CrossTenant-Network-Message-Id: 15e6f427-e304-451b-dec2-08dbfc85dc5d
X-MS-Exchange-CrossTenant-originalarrivaltime: 14 Dec 2023 09:20:06.0620
 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: 9914def7-b676-4fda-8815-5d49fb3b45c8
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: XR0YNE1DvcPoq6I2MRdrBNIwlF2/aoghjxcplejDYD+mUSqARu9WGSBDtweNGApFad+ij9adw+F3cvLy1ooBuNilsi5h61kZ9OSkyhL3Q9U=
X-MS-Exchange-Transport-CrossTenantHeadersStamped: PR1P264MB3344
X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID,
	DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,
	SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable
	autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on fry.vger.email
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org
X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (fry.vger.email [0.0.0.0]); Thu, 14 Dec 2023 01:20:19 -0800 (PST)
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