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Tue, 15 Sep 2026 02:24:44 +0000 Date: Tue, 15 Sep 2026 10:24:34 +0800 From: Chao Gao To: Keqiang Duan CC: , , , , , Qinguang Chen , Zhiping Du Subject: Re: [PATCH v2] KVM: x86: Clear hardware HLT state when userspace makes a vCPU not-halted Message-ID: References: <20260820123512.87236-1-duankeqiangcym@gmail.com> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20260820123512.87236-1-duankeqiangcym@gmail.com> X-ClientProxiedBy: TP0P295CA0005.TWNP295.PROD.OUTLOOK.COM (2603:1096:910:2::8) To SA1PR11MB8375.namprd11.prod.outlook.com (2603:10b6:806:38b::22) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA1PR11MB8375:EE_|PH0PR11MB5062:EE_ X-MS-Office365-Filtering-Correlation-Id: 68421a87-838b-46db-bcdd-08df12d08121 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|23010399003|376014|1800799024|366016|18002099003|22082099003|10067099003|56012099006|11063799006; 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Add an optional >kvm_x86_ops hook to do the clearing, as SVM has no equivalent VMCB field. [snip] > >Fixes: caa057a2cad6 ("KVM: X86: Provide a capability to disable HLT intercepts") >Cc: stable@vger.kernel.org >Tested-by: Qinguang Chen >Signed-off-by: Zhiping Du >Signed-off-by: Keqiang Duan Reviewed-by: Chao Gao