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:   "Huang, Kai" <kai.huang@intel.com>
To:     "Zhao, Yan Y" <yan.y.zhao@intel.com>,
        "Yamahata, Isaku" <isaku.yamahata@intel.com>
CC:     "sean.j.christopherson@intel.com" <sean.j.christopherson@intel.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "Christopherson,, Sean" <seanjc@google.com>,
        "Shahar, Sagi" <sagis@google.com>,
        "isaku.yamahata@gmail.com" <isaku.yamahata@gmail.com>,
        "Aktas, Erdem" <erdemaktas@google.com>,
        "dmatlack@google.com" <dmatlack@google.com>,
        "kvm@vger.kernel.org" <kvm@vger.kernel.org>,
        "pbonzini@redhat.com" <pbonzini@redhat.com>
Subject: Re: [PATCH v10 035/108] KVM: x86/mmu: Track shadow MMIO value on a
 per-VM basis
Thread-Topic: [PATCH v10 035/108] KVM: x86/mmu: Track shadow MMIO value on a
 per-VM basis
Thread-Index: AQHY7ChybP3VDS//1EK2niE1cyNWwq5KVsuAgASWdoA=
Date:   Fri, 25 Nov 2022 00:13:48 +0000
Message-ID: <887a77acc9bf96f7c7bea519ab7ebdd27fb67985.camel@intel.com>
References: <cover.1667110240.git.isaku.yamahata@intel.com>
         <f1c9996fa4f4bc71b3feee8407d247aeabb8968e.1667110240.git.isaku.yamahata@intel.com>
         <Y3wvhWyIKNzczFov@yzhao56-desk.sh.intel.com>
In-Reply-To: <Y3wvhWyIKNzczFov@yzhao56-desk.sh.intel.com>
Accept-Language: en-US
Content-Language: en-US
user-agent: Evolution 3.44.4 (3.44.4-2.fc36) 
x-ms-exchange-antispam-messagedata-chunkcount: 1
x-ms-exchange-antispam-messagedata-0: =?utf-8?B?N1dtVWVPamprRTloRVlVa1pxV2dxVFNLZjViOTFMRGdDbHBSWTZZUnFKcUNi?=
 =?utf-8?B?TUxVbHB4cHlDT1N1dUU5VW12SDB0cDFsd1ZIcjdMTWhRYlAvVzFHbldyY1A3?=
 =?utf-8?B?cDdjNUd0ZjNjY0ZNcjVkYmovTGFoQWowMmNnTmtnZ3lwOGVZalU2NnRkT1Ev?=
 =?utf-8?B?N05FeFczRi9NeUFPRmF0MU9EZmFJZ2hRZnEvZ0lUU2R4NWdoUWFVY29RRXNC?=
 =?utf-8?B?MWF1Q3VMeC9lRmJlMGpDUHY0aXp5OFIrLzROTFlJditaUDJQcGJZNVBnNmk5?=
 =?utf-8?B?a293Rm1RaWJLb3BPVWtsQlI1MU55dFdGaU5Mejlyb1p1UDFxRmIxdUU0b251?=
 =?utf-8?B?d2o3U1F2Wko3c0s2YUc4SVU2akFqUWpjWTBPR3NpMldPNEdqT0xEUlhBRjJK?=
 =?utf-8?B?NmQ5Y3htUE5SMi9qMTNOSmw3QkVmS1BjcU5UMkZSQWVIcVkwMkpMdUx2b3dI?=
 =?utf-8?B?ZnZXRnFhdTB4dUZha3dlcjZrOW54TmY0WlNHSWFPY0dkSHkvNnBuK053ZzQy?=
 =?utf-8?B?YnUyWDJJWUorT01FMlFCMHl2NkowVkJuOU5PNWc4ZSsyaTd6bERoWEdXb3V2?=
 =?utf-8?B?RmFGLzlSSHNWcDRVWkd2T09wS0QxLzZqUUY2dDg1Rk51RTRzcmRPMDhQNXVH?=
 =?utf-8?B?WmV3eUpNQ2pYVEtDbnRtR1JVZDFoak5qSjUvUWlNYXJZNXlkMmVrVW5tUWpP?=
 =?utf-8?B?ck93NGltMkVHaU5WcjQyZFZrZE1QQjlhUVB0UXV3c1MyWTlHT2pwcmN4R1hl?=
 =?utf-8?B?eW1WbGtabFI1THhsNkVtOE9TNEVBcE1wYW41WTNUNjE2MEUrcmE2WDROQ3hn?=
 =?utf-8?B?V3RYMm9INVdxbWJnbU9FTk41b0NjeDc3ZHhRZ2doQzZwck1rRm5pdDYvWGt6?=
 =?utf-8?B?aHV4WndMaUQ3dHNLZmZKMzVLTE91Mi94NGV2cnI1dk9jOE0rUGNjK0t6VFM4?=
 =?utf-8?B?L0FzNXpjdVZQZzBTai9jbExhY2NxNHdVZHhMd0lOazgvUWdoN3JJc0dGR1g3?=
 =?utf-8?B?NXZMWE83WE9CbDdCb1NTRjI2UENhYk1qendzLzhrV1ZFNGE3R0gyUTVuVnJm?=
 =?utf-8?B?ajF4dFJoa1hUNXIrZzllblNxbUV4QWZWdFFsTlhFT0wyUFVZc0FXemdiUGpT?=
 =?utf-8?B?bHdpbDdkQXZVQm5BdW9EWTROMkZMK0lCamh4akJpeE43a1dyQVo1czA5N1Zm?=
 =?utf-8?B?aVJkK3hvdGFRcC9nODJYbDR3S1lHeWs1dHMzUFBZMkl6eE5vTUdHdXQ2b2hO?=
 =?utf-8?B?Q1hjSTFtWk1vRVV0bTIySm0zVFcydlQxdVVRYmxRY09JKzJDOE0xa05IeXJj?=
 =?utf-8?B?bnNmTjBiejZiWHFDYUFSZHM5QW9WWndPb2tISmMvc3poMkFNQ1FNMG54cm9U?=
 =?utf-8?B?VlIwZWl1RGlNQVBmTkQwL25wbFVoMjB3VDVMa3I3aURibWsvamtxaTM5VTE2?=
 =?utf-8?B?RFF4L251NUgxZHlEYXVRZ3YzY2tvejlRV1ZIc1BmSzByNG1ON20vcWtUUDVL?=
 =?utf-8?B?UjFiUlFCM29HYU1ETWQ1bXBvWU9hOUdDcXNsbXRzc0k4Y2JIeFlYRlpWRENu?=
 =?utf-8?B?TW04UlQxTjU4aWxsLzZUVjdiMkk0bE5KSXp3S2Evb0p1aHlETGFzUlFqem1m?=
 =?utf-8?B?QklTVE5MUnE5SlFhbHdLdXJNRVNhOEJ6SGxCc3NLZFZkZEZlK3pkUU1iVGw3?=
 =?utf-8?B?S1JjMzEzZHhkMmorR084WVIyQjFCWnBIZGdBSjU3Ly90djFVNWJlcmVxWlR2?=
 =?utf-8?B?a09Vd1FZb1h3d05CNXdkakFzNmJpWDBoWVhGWStHOFB1dkxtem9McXpRQ29R?=
 =?utf-8?B?eFJSbFNZV05yL0s2c0k4QWM3STlTZkhLYzZUK1hDZVU3VDZDejExT1ZVY2hF?=
 =?utf-8?B?d0FJS1A2NjczM3ZGcStWRjR0dVhRT0x6ODZlbUR5OWpWUGhZOGRPTzRjVTJ0?=
 =?utf-8?B?eHRvZ04zMW5XOE1uS1hwRWFJcnEwaVdYemcyQ0twclU1M1paSUlldE9sVlk1?=
 =?utf-8?B?L2FoR0JLZUx4K3lkU1dhLzcya3hsU0VmS0gxUWU4T1dIUEs5M0dZeURIZFcv?=
 =?utf-8?B?cWxxcE94THhmRUpjS1ViZE1qNkkyeUQyRFVqYzkxSzB6L3NhQkpUcDU1SDRr?=
 =?utf-8?B?OWNTMnpIdVc1dE1KaFJwbWxkN3ErUFJLQ2xXbWtuMnZBOXZxVm9UMFIrQVhk?=
 =?utf-8?B?MHc9PQ==?=
Content-Type: text/plain; charset="utf-8"
Content-ID: <E8A170EA28BCA048B0B360AC5DF9327C@namprd11.prod.outlook.com>
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: BL1PR11MB5978.namprd11.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 5660a6c2-46f7-469c-18da-08dace79ecb4
X-MS-Exchange-CrossTenant-originalarrivaltime: 25 Nov 2022 00:13:48.3624
 (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: atGPhwllac3m7L+NzqSOxy2zEImKWJE66BTsyjjia3kwnsPh5hsaO+UiMPerEhcIZ9a3Iq4phTn+RqJ15lGWug==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: MW3PR11MB4732
X-OriginatorOrg: intel.com
X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,
        DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI,
        RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE
        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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=