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:   "Edgecombe, Rick P" <rick.p.edgecombe@intel.com>
To:     "bp@alien8.de" <bp@alien8.de>
CC:     "akpm@linux-foundation.org" <akpm@linux-foundation.org>,
        "tglx@linutronix.de" <tglx@linutronix.de>,
        "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
        "kcc@google.com" <kcc@google.com>,
        "Lutomirski, Andy" <luto@kernel.org>,
        "nadav.amit@gmail.com" <nadav.amit@gmail.com>,
        "kirill.shutemov@linux.intel.com" <kirill.shutemov@linux.intel.com>,
        "Schimpe, Christina" <christina.schimpe@intel.com>,
        "peterz@infradead.org" <peterz@infradead.org>,
        "corbet@lwn.net" <corbet@lwn.net>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "jannh@google.com" <jannh@google.com>,
        "dethoma@microsoft.com" <dethoma@microsoft.com>,
        "x86@kernel.org" <x86@kernel.org>, "pavel@ucw.cz" <pavel@ucw.cz>,
        "rdunlap@infradead.org" <rdunlap@infradead.org>,
        "linux-api@vger.kernel.org" <linux-api@vger.kernel.org>,
        "john.allen@amd.com" <john.allen@amd.com>,
        "arnd@arndb.de" <arnd@arndb.de>,
        "jamorris@linux.microsoft.com" <jamorris@linux.microsoft.com>,
        "rppt@kernel.org" <rppt@kernel.org>,
        "bsingharora@gmail.com" <bsingharora@gmail.com>,
        "mike.kravetz@oracle.com" <mike.kravetz@oracle.com>,
        "oleg@redhat.com" <oleg@redhat.com>,
        "fweimer@redhat.com" <fweimer@redhat.com>,
        "keescook@chromium.org" <keescook@chromium.org>,
        "gorcunov@gmail.com" <gorcunov@gmail.com>,
        "andrew.cooper3@citrix.com" <andrew.cooper3@citrix.com>,
        "hpa@zytor.com" <hpa@zytor.com>,
        "mingo@redhat.com" <mingo@redhat.com>,
        "hjl.tools@gmail.com" <hjl.tools@gmail.com>,
        "linux-mm@kvack.org" <linux-mm@kvack.org>,
        "Syromiatnikov, Eugene" <esyr@redhat.com>,
        "Yang, Weijiang" <weijiang.yang@intel.com>,
        "linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
        "dave.hansen@linux.intel.com" <dave.hansen@linux.intel.com>,
        "Eranian, Stephane" <eranian@google.com>
Subject: Re: [PATCH v4 06/39] x86/fpu: Add helper for modifying xstate
Thread-Topic: [PATCH v4 06/39] x86/fpu: Add helper for modifying xstate
Thread-Index: AQHZBq9TBYEQYQQ6ekKdB9Mwo7Cguq52yRYAgADI5QA=
Date:   Wed, 21 Dec 2022 00:03:39 +0000
Message-ID: <25b0158a998a280b508200fa50995aad657ef520.camel@intel.com>
References: <20221203003606.6838-1-rick.p.edgecombe@intel.com>
         <20221203003606.6838-7-rick.p.edgecombe@intel.com>
         <Y6Gk1CcK/dHWqaVA@zn.tnic>
In-Reply-To: <Y6Gk1CcK/dHWqaVA@zn.tnic>
Accept-Language: en-US
Content-Language: en-US
user-agent: Evolution 3.38.4 (3.38.4-1.fc33) 
x-ms-exchange-antispam-messagedata-chunkcount: 1
x-ms-exchange-antispam-messagedata-0: =?utf-8?B?bVZuV0poT0JhQ0M2VHZtVDBZd2FlNG0vY3RndVI2TS80SVdPY3BSU24xUDlY?=
 =?utf-8?B?a08zR1lTYmk3K2JXa1U0bGhETGU2R2lESkc1WFFjUWpvVFBYMWVCQ2VyRkZG?=
 =?utf-8?B?NGFRbjJ6UVFJUitDMDE4bzIwSkViLzNaNks1bVg3ajlNOFMxUWcyazJYNXVS?=
 =?utf-8?B?b09odXIwTkhTVTUzamp2WU5lQkZpYWpkV0Vha2o0cThCVi9taHYwbWZjTUE1?=
 =?utf-8?B?SEJJUFF0Z0gyQlNteUhUdmJ3NnMyOVQrdkZ5bW5lc2JQV2x3OW1hMVlRV0Jj?=
 =?utf-8?B?ZTh2ZUkwVnZDVG95MDhPOXd6SHdFcnZIREw5M2RmV0NjdTZRUWRZT2t6K1F0?=
 =?utf-8?B?bUsrYjZjVmQxTWo4WjU1dzFIS1duakpIaytIR1BvUnZUenJ2K2xEQ2hiOUht?=
 =?utf-8?B?anlPbXNMdllIbnBRY3FXMW5qYVl6MUdZVHJaWW1LRXpOOXBRYlNXSWp2TXZY?=
 =?utf-8?B?QTl4M2pXcmpyTkFSZzBvY3lnMFQxYU4rSHh3Sm9PQTcraytraHVpN3BXeVVu?=
 =?utf-8?B?MTNkYmd3Q1M0VTNZS2s0MlByTWRacVNlQmtkQ3R2V2hvVE5MUXR2ZncxcXIr?=
 =?utf-8?B?UXpxaDZXYkFYTDIrUjJFNWpVUzRRYnAyYkUyT3JSbnlsZGRhc1FBNldtdlBU?=
 =?utf-8?B?NHk1WlpWbWpZVGptd1ZWWlROcFBSV1h2d0l0eHpzc0pTcmw0QTdxQVdkV2tz?=
 =?utf-8?B?KzBWUGNiNTNDZlc3aGk2YlZXL2IxT21ZcnBSSms2TTRwQ2FWQ09LRVVTYWZ0?=
 =?utf-8?B?b21vSTB6dmpHd05ENnFtTkMyUUQwangwZHVNQ1hzT2NOT1NIZDFWek5LUERr?=
 =?utf-8?B?bmd2UzBkalhRS05aVW0rajA3Y1UwcDQ3WnhoeHYxMG9lenYvNVFLNGhRZUg3?=
 =?utf-8?B?NEIvQUNIdkRvNXZwSVo2TGkzVjMxUE5ERWVhbXRlaVRsbm9PZVphSTlzcFBB?=
 =?utf-8?B?ckxqS3dpb0t6NGxIMzN2c1NsVjBpdmI4ekJld3ZsU3Z0MzlNb0xpM1IxUEVP?=
 =?utf-8?B?L0NoSVVXOFAzSi96NEdEZko0bDFYVzNyYzZyVHdZaVVCcDF5VkFtY1RvYjlC?=
 =?utf-8?B?NEtkcEhLb2ZjVFlUSS9ET2RrQTN2UkZmZFh4SXZVdkxoMUVjSjZ1Q0dRMDhS?=
 =?utf-8?B?WDNNS2E5Qk5pTjlIMnFRckorTVJQcjZpUm1CNHdLYkZhbEU4VGdMLzdNem9I?=
 =?utf-8?B?UFVWT3hrdTQxbGNuYjQ4dnNRd3FTZmQ2TnBhdytIT1FURHN1eDA1U0cveVB5?=
 =?utf-8?B?dEdGczZ2RzFuOW5XRlhwTDJlemNNYW9wQ2xTaE81NUxHQVBhcnFnV1d5SXht?=
 =?utf-8?B?S3dHRDJCYnFodmNBWFBhczMxSnVJdUg0ODZIMXNHSlBPK1pPUlZieHFXakFn?=
 =?utf-8?B?YmNLaVkyN2llTkVhaDUra2ZPeGszTkUxeGJ1eGswUXcxMXg4aFNWeDhZQUFR?=
 =?utf-8?B?V0ViV0RNc01LajRpOWVNVTdqZFpOQ1BzT0pBNFhTSEdiSFVYMjNxMjV2aUJG?=
 =?utf-8?B?M2tBeW1SZFlUTUkwVmpXMlUxelBBQkhyZ2lSWTRRRTRhQzF6MmFMMktUaXM3?=
 =?utf-8?B?eVg4RE5OenZUQzl4RXF5OWpRNEpZaWpZRXVpdU5zTzVPSVR1aW51YVUwSXZT?=
 =?utf-8?B?TFdvSFdTbHVYMkFHeCtXcWMyUXdiMFNhNk56eDFpS1lGQnE4WExrWk1qa21v?=
 =?utf-8?B?MHl6U1A0N2hydnhzMWhmMFJITE04OVEwQ0ZITVBDMUFvNEN1ZzNxN2tnUXU3?=
 =?utf-8?B?eG9oQ2V2YTVLRW5uUEpQZ1hvbHNSc2ZyanAzaWh2Z1lFd2hsbWNZbDFQdjVl?=
 =?utf-8?B?dlhSUlN6Rk1aNzJBbE0xR2VNQUpWL2g5QlFZdlhQU1loMmZoajd4b0lGaytW?=
 =?utf-8?B?UC9sYnJkTk1wVVpISWkxd0sxTnJjVXp6eFVxc1RDYk00TEJjVTFiU0RiNUMx?=
 =?utf-8?B?bTJSWjByR25pNUVBb2N0MmxKQU1oVnpnWE1kNE9Nd3UyYS9GaE00V1dWTVh6?=
 =?utf-8?B?WXdreFM2WklDY0lzNTQ2RUVleHlOSWFiUTdTOEVWVU81QWJEYzYrekZTYUFn?=
 =?utf-8?B?ZGNtazVweTN6V2h4RmhGMXFZa2VnZkNlS3g3R3JZMEdhQXUwT1N0NzdYOWtn?=
 =?utf-8?B?Nld4U0h4V0p1Tnh2ZDVFdWpLNFY3RklRRFhacjZXK1ZlZG9xZTZ3SE84R0VR?=
 =?utf-8?Q?lVNvzwC4+PhoyXoMTRhTEsA=3D?=
Content-Type: text/plain; charset="utf-8"
Content-ID: <CDBB731E6B1DA04CBA833C090215FA03@namprd11.prod.outlook.com>
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: MWHPR11MB1392.namprd11.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: c03cb986-88d7-453d-a0e6-08dae2e6d0c5
X-MS-Exchange-CrossTenant-originalarrivaltime: 21 Dec 2022 00:03:39.9002
 (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: RebpiEKzlKDlnN+dltrwfUXvL8M+MLl3TFti33NUUsflKN4Pr2lSgxmhBQuz4k+5+vU6+TUUi14Zz4hOR7Wgtp5tAzJd0EXOQUPrul+tELg=
X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ1PR11MB6202
X-OriginatorOrg: intel.com
X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,
        DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,
        SPF_HELO_PASS,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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