Received-SPF: pass (google.com: domain of linux-kernel+bounces-136017-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1;
From: Michael Kelley <mhklinux@outlook.com>
To: Dave Hansen <dave.hansen@intel.com>, Sean Christopherson
	<seanjc@google.com>, Andrew Cooper <andrew.cooper3@citrix.com>
CC: Xi Ruoyao <xry111@xry111.site>, Dave Hansen <dave.hansen@linux.intel.com>,
	Andy Lutomirski <luto@kernel.org>, Peter Zijlstra <peterz@infradead.org>,
	Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>,
	Borislav Petkov <bp@alien8.de>, "H. Peter Anvin" <hpa@zytor.com>,
	"x86@kernel.org" <x86@kernel.org>, "linux-kernel@vger.kernel.org"
	<linux-kernel@vger.kernel.org>, Dexuan Cui <decui@microsoft.com>
Subject: RE: [PATCH v2] x86/mm: Don't disable INVLPG if "incomplete Global
 INVLPG flushes" is fixed by microcode
Thread-Topic: [PATCH v2] x86/mm: Don't disable INVLPG if "incomplete Global
 INVLPG flushes" is fixed by microcode
Thread-Index:
 AQHafh5br9v5ziibjkOOzawG3mO/srFH4YWAgBB5xoCAAAgygIAACzgAgAAB4kCAAAl8gIAGoO0g
Date: Mon, 8 Apr 2024 23:31:25 +0000
Message-ID:
 <SN6PR02MB4157FDA1C431A92873AA1AAED4002@SN6PR02MB4157.namprd02.prod.outlook.com>
References: <20240324190503.116160-1-xry111@xry111.site>
 <SN6PR02MB41576028614CB7FE9A11EBEBD4362@SN6PR02MB4157.namprd02.prod.outlook.com>
 <Zg7S5dk3J4Zc82nj@google.com>
 <d1cc1f7c-9df0-4e3c-88ae-aedcd556ba95@citrix.com>
 <Zg7jLn-lV55Yh6mH@google.com>
 <SN6PR02MB415717D76F71C023A574841ED43C2@SN6PR02MB4157.namprd02.prod.outlook.com>
 <f8df14f3-ae6a-4e08-927a-7a7c2ebe8352@intel.com>
In-Reply-To: <f8df14f3-ae6a-4e08-927a-7a7c2ebe8352@intel.com>
Accept-Language: en-US
Content-Language: en-US
x-ms-exchange-antispam-messagedata-chunkcount: 1
x-ms-exchange-antispam-messagedata-0:
 =?utf-8?B?cFNSY1BUVEp5ZWVPOVV3d0xISVRiMThVRjJYbm9JTTJubk5DWTd0L21XZXI5?=
 =?utf-8?B?MTBBajRKa212MXRQLzdtVEM2Z29Ka3R1c1dNeng1c2R4OHNWOHNLcmRwTkRX?=
 =?utf-8?B?djdNa0dZdC84MDlPTEVaQWhRWWFqb0RrekcweWhmYkh2ZFpaTG9pUmhaVENZ?=
 =?utf-8?B?cis4WVNiV1gyVkJvcytDSzRBY3JUSGMyRkxuRkdMeXlpLzRzTFN5Yi9YNE9V?=
 =?utf-8?B?OVRsUEJ1Y3ZybVhySHFYcHJLOGVrdEUrME1hTngwT1UyeDdvdG9EZG11UkJn?=
 =?utf-8?B?RXladWNjS2lPc1Vwd0QyWG4zU0hmR2FyR1NDL2VwVFhVVmY5WEg5SktaMDBP?=
 =?utf-8?B?Vk13SWxyeUo3M09ocHhpMEl0OTJxUlJObjIzR0taVExWNlNabjdZUDdlR2pa?=
 =?utf-8?B?b0tYdEgvMVFNallUajdqNGgydi82UGdWeEtOT3RBMGRnNFBUNjZNV3VFbVpw?=
 =?utf-8?B?Z1FJMmhWdEdqblM4d1pLRXZmNU03WkpNNW11OHN6M0FXbllNK0dUQ0lUdGNy?=
 =?utf-8?B?bTg1NDNCMUxGRVdkSGJQU3pvcjllWit4Q3dHYjZKZThCQTJFSTltaEJ3WVo5?=
 =?utf-8?B?S0srUVhHTVJ0cUZqNGo2NUxhSHl2YXFXSlAyTll5bWxFQkZVaHkzNVY0UFhQ?=
 =?utf-8?B?VXVPNHNZNTlCRnUzSmFvY2NMS09SYURGdkVNemIvTkJERGJEd3d1Z3dyY0dv?=
 =?utf-8?B?a3dGcWJFMDcxYm5JN0J2dXpvei9FYURvOTVaZVhociszZWtOUFdUSU04VXkv?=
 =?utf-8?B?SUhPdWoyOEpXaGJOZHZpdjBWMHdxYTVCNGZ6SWJsT20weDYzWnc4OUhCVGlq?=
 =?utf-8?B?bFBreGlmVHp0dVZEWmwydjNUN3FLTkNoRW0rc2htR25EcFlFUGJoby9uakZX?=
 =?utf-8?B?Vm96WFJzVXlrWUlhQkhwOFFucG5RSTdQaTNvd3NxYVhrcTU2RldwSzU3S1Mx?=
 =?utf-8?B?T3BiOFg4WXV0Y25MVDlnQ3VmMysvZmIxU3ViNkwrWkNZZ1JuMGRNL3FjbklX?=
 =?utf-8?B?aVVrYW9VM1IzRm83bG5HME9SYlUwNjFNdFoyb2FkVGlkRUp2cUJDVWRnT1pq?=
 =?utf-8?B?UWtqam9MdmNQQjhIYnlmOFgzNDVoMUJnSGNlL0UyS2Y5aXRYWWZXeHhHZWcy?=
 =?utf-8?B?alRnK1NJV0k4N2RHQkRpR2NsdUl0N0RXL2FuUjkrREFud0VqN1I5ekl6RHhC?=
 =?utf-8?B?ZUNGN2s1bW1QRmZTRXIzZy9JbE4vM3JiYnU1a2JIQXVBRXZITmp4QXRIVHRC?=
 =?utf-8?B?YnNwTDZCUklxY0FOUXMyOElYZEs0THdvbW5YN2pyTkdsZjRjM0ZzSEh2STZD?=
 =?utf-8?B?ajZSZ3hjRFF5bmJDV0dLRW9JUFRxS1dPQ0RKMVhHZFJNMklmSSt6T2d4aGVT?=
 =?utf-8?B?VXlSTS9mVldTdVA1V1Nmd21pRFRtMHZVM3BsUzY2YytqWXE4ZktXWExINVI0?=
 =?utf-8?B?SkZBWmlIMDdrdjFxVE5OWUpjNjRFZTdhMTBqU1YvVDdFRUo0YVFrSUFTTmVa?=
 =?utf-8?B?ZExuZVdsSHcweUVjVjNhRklIRjhJMUdFUUVpdkRORlllYUtibFJnRHpMc3JU?=
 =?utf-8?B?NVkzTDl3aE1QMGtNYktYMkc0MDdIMzk1MFZvdE8vWmN5Z3BQUk82aU8yUVdT?=
 =?utf-8?B?WnVvOW5wcTdyMThkdnRoWkpqWVpTb0E9PQ==?=
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Precedence: bulk
X-Mailing-List: linux-kernel@vger.kernel.org
List-Id: <linux-kernel.vger.kernel.org>
List-Subscribe: <mailto:linux-kernel+subscribe@vger.kernel.org>
List-Unsubscribe: <mailto:linux-kernel+unsubscribe@vger.kernel.org>
MIME-Version: 1.0
X-OriginatorOrg: outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: SN6PR02MB4157.namprd02.prod.outlook.com
X-MS-Exchange-CrossTenant-RMS-PersistedConsumerOrg: 00000000-0000-0000-0000-000000000000
X-MS-Exchange-CrossTenant-Network-Message-Id: 631d123d-f684-4df6-40c6-08dc582401cd
X-MS-Exchange-CrossTenant-rms-persistedconsumerorg: 00000000-0000-0000-0000-000000000000
X-MS-Exchange-CrossTenant-originalarrivaltime: 08 Apr 2024 23:31:25.1669
 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: 84df9e7f-e9f6-40af-b435-aaaaaaaaaaaa
X-MS-Exchange-Transport-CrossTenantHeadersStamped: MW4PR02MB7473
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