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:   "Dong, Eddie" <eddie.dong@intel.com>
To:     Dmytro Maluka <dmy@semihalf.com>,
        "Christopherson,, Sean" <seanjc@google.com>,
        Paolo Bonzini <pbonzini@redhat.com>,
        "kvm@vger.kernel.org" <kvm@vger.kernel.org>
CC:     Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
        Dave Hansen <dave.hansen@linux.intel.com>,
        "x86@kernel.org" <x86@kernel.org>,
        "H. Peter Anvin" <hpa@zytor.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Eric Auger <eric.auger@redhat.com>,
        Alex Williamson <alex.williamson@redhat.com>,
        "Liu, Rong L" <rong.l.liu@intel.com>,
        Zhenyu Wang <zhenyuw@linux.intel.com>,
        "Tomasz Nowicki" <tn@semihalf.com>,
        Grzegorz Jaszczyk <jaz@semihalf.com>,
        "upstream@semihalf.com" <upstream@semihalf.com>,
        Dmitry Torokhov <dtor@google.com>
Subject: RE: [PATCH v2 0/5] KVM: Fix oneshot interrupts forwarding
Thread-Topic: [PATCH v2 0/5] KVM: Fix oneshot interrupts forwarding
Thread-Index: AQHYqQNV5DxKJST9sEC1NUps5Q8SMK2lqmdA
Date:   Mon, 8 Aug 2022 23:26:45 +0000
Message-ID: <BL0PR11MB30429034B6D59253AF22BCE08A639@BL0PR11MB3042.namprd11.prod.outlook.com>
References: <20220805193919.1470653-1-dmy@semihalf.com>
In-Reply-To: <20220805193919.1470653-1-dmy@semihalf.com>
Accept-Language: en-US
Content-Language: en-US
dlp-product: dlpe-windows
dlp-reaction: no-action
dlp-version: 11.6.500.17
x-ms-exchange-antispam-messagedata-chunkcount: 1
x-ms-exchange-antispam-messagedata-0: =?utf-8?B?RWVUTUJPYWFIS0ZKNklycGp6QjVTaVdVRTBzU2w3OUV1aHhqZE0vdzhWb1RS?=
 =?utf-8?B?alk3MWZQem9WUytEZXNKU3dNQ09PQjBPeXpZY00yNUxFRFdUUnBBM0NpaVRz?=
 =?utf-8?B?aExoV2RpblFJUldVUGdKTVhYWWVEdEZ0ZmNDY091a3dlVnZPSm5abC9CZ242?=
 =?utf-8?B?SExMNm45QzZmbVRxRWp1L1d4WWhlVFAvazdmRXhtTUwzR3FDTkhKc3lOblNG?=
 =?utf-8?B?a2tyZ2RZeFBGL1ZaMnVSK2xFd2hncVlhNnZZK0VSMGpnSFUrc1FmaW4wdm1E?=
 =?utf-8?B?amlhRzM1OUlJOVhYajZySGpWK042M0xKUHZtWWZKUng3d3Q2akxoa1VtMzVE?=
 =?utf-8?B?amZvcGFpd2x6SHB2bFBZaDBpY3RWTlJ3NHpFWXlKNVR4RXdSMVpNa3c3WGd1?=
 =?utf-8?B?Q2tmRVVGOVREYXdNQ3ZNMmxzUG9LZkloZkNGUFppdjVLNmxsZXhQV0hFTWNM?=
 =?utf-8?B?Z2tjUTFQejRmVEpJRmdpUThrZU01TnB1d0s3dFo3bGIxUmQyZk9tdUtjdis0?=
 =?utf-8?B?Nm1VengvcmYxV0did21SRzAva2JSb1RpbzliYXVNWlNCUGozUC9CcVk1ZXVw?=
 =?utf-8?B?MjhnMWpraU1CcUNiNEhpaDlqczJsRTRFSnV6TTg3dXZCQWhyVzFYMWp6cEFB?=
 =?utf-8?B?NzdJcUhCL0VlNFQ2ZGFwZmRMV0ZnSUFVNFhYcnUzek1PZFhZUThLS0NUTlpy?=
 =?utf-8?B?WFdWekFZc3NlRHFsUUVnRjdSYUVSeUdNTUNwSkV0SjAxd2NWZ0Q0RmZOUE16?=
 =?utf-8?B?dDhsV2liYlpjV3IxcjFtajJhZkVLWHhrS2hMVG5nU3ZJYmFBNCtTLzF6YU1l?=
 =?utf-8?B?ZUhHOUFIZ0p5TlFPT1VYaFc2S0NUbm9XejVZeVlyd2F5U3B3ZzVFbTdSZlNJ?=
 =?utf-8?B?ZzRkK09CT3puWlNWVVNQd08za1d3VWJIdExtSytoQ3I5SldNVFBoT2M4bDJ3?=
 =?utf-8?B?dGJyWUVxZ3FsZlk2VkRCU0V5UWgyNFM1NGxsY25tZXNSamUzWVJITURJbDg1?=
 =?utf-8?B?Y0FDZkN4Qkx2M1l4MGlpKzNWaHlkUVhBb1l3end5bWdpYjIxeGUzTDBUWjVD?=
 =?utf-8?B?cXhmWE95bzFGNzROM1U5UmJWVi9Bbm8zK3hmR1ZMUGJxRXIxTmZUVTY2Y0hL?=
 =?utf-8?B?eEU0M1UrSGhVTnMzRCtqcjFQYVZTdkNEazBLb2xTZ3dIZWFJcVh3amhJVTI4?=
 =?utf-8?B?Ulp4YmNCMmRwbGo3L2ZEbVV6TVBzOXVwMnk2MmtITUVDbzJpczhFT2F3SG9T?=
 =?utf-8?B?OFJ3blBSVkZLUkcrOXpzNkk3WmtrcHl1bHBXN2NCQ1d0Q25rMEdxN2EzK1hq?=
 =?utf-8?B?ejdZTmNiQWpUSmQwcUdkZ00zamJ2RTArcnlvMWUycmQ1Y091dnk4b1JDOUs4?=
 =?utf-8?B?NlZ1UUgzT0V2S2RXb2dCWDFqN2xtSFVQZDRIb3JwZmQraThIN1BhdEg3R2Np?=
 =?utf-8?B?WXdEa3Zjb0EzVHNaajJjNmcwYWFHS25nNW1CM2NoWnFnVkpWeEc5THc5QlJR?=
 =?utf-8?B?clYxL0phc2paKzVVaVNzaklQcExyZzFxd0tqWEt5STBmYkxGS1ZtaUVnOFBW?=
 =?utf-8?B?UEwzWVp2RWNKMk44SGdnT0w1dFd3UlVOdGF3YmJzazJWZEVUbGJrbndKNEhy?=
 =?utf-8?B?VFAwSEFjbmtpWTNkRzV0aXFLSi9COUFmalh3NmFPS3hOazV0Zm13R0VPOFcy?=
 =?utf-8?B?dVVjM0dFcjNyZmVhMkxTSEZDbHlRek5iZFlDeFo4YXpZS0V1NmRJdk5oT2d2?=
 =?utf-8?B?cGZVMGhUeXI4eWdTZ3FmKy9uQ3E1MGErR0RFV3ZQSjVDRUQ5MFl3cUE0T2M4?=
 =?utf-8?B?bThhNENlMDNubWRkSUIxWUNaM21uM2hQeEh5d1VkMjFCR1VESEppYmhmWlp2?=
 =?utf-8?B?dktEYjZSeGRKZWJhTVN2RkV0UzRQUWFLUmxKam14MDZNajRxRHRZMSt3S2V5?=
 =?utf-8?B?TEthUWdvekwyZ0ZDVFNMMW94OXNad2dOTGRud3hxTEtpeGVScDFUSWNNTEJH?=
 =?utf-8?B?eXJxdk1ZQi96VEt1R2RQcTJGeldYVWU2dDdRSHd5c1VPakxLS0RVVWRMbnRo?=
 =?utf-8?B?dUIydnYzbVFsbElDdmMySDlEUHh6aitlT0hZcWNQekcwWndmdXMvanhHN0RG?=
 =?utf-8?Q?FGfeQ78l+zNk6VF2KOlXZ99x4?=
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: BL0PR11MB3042.namprd11.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 55de2a9d-777f-491c-5cd3-08da79957560
X-MS-Exchange-CrossTenant-originalarrivaltime: 08 Aug 2022 23:26:45.2059
 (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: To/csqpeUVwaWgux3clyYa4IVkuy8k12pj4K0LwFzHIe+1QOBfI464YOYnI75ttmOSPF8XwiWcqe9KxhRYsU/A==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR11MB3319
X-OriginatorOrg: intel.com
X-Spam-Status: No, score=-5.0 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,T_SCC_BODY_TEXT_LINE 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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