Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:18 as permitted sender) client-ip=2620:137:e000::1:18;
From:   Jon Kohler <jon@nutanix.com>
To:     Sean Christopherson <seanjc@google.com>
CC:     Jon Kohler <jon@nutanix.com>, Paolo Bonzini <pbonzini@redhat.com>,
        Vitaly Kuznetsov <vkuznets@redhat.com>,
        Wanpeng Li <wanpengli@tencent.com>,
        Jim Mattson <jmattson@google.com>,
        Joerg Roedel <joro@8bytes.org>,
        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>,
        "kvm@vger.kernel.org" <kvm@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] KVM: X86: correct trace_kvm_pv_tlb_flush stats
Thread-Topic: [PATCH] KVM: X86: correct trace_kvm_pv_tlb_flush stats
Thread-Index: AQHYX+SdgNMP1X+6KkawcgehKjrXJq0PQWOAgAAse4A=
Date:   Thu, 5 May 2022 00:26:58 +0000
Message-ID: <8E192C0D-512C-4030-9EBE-C0D6029111FE@nutanix.com>
References: <20220504182707.680-1-jon@nutanix.com>
 <YnL0gUcUq5MbWvdH@google.com>
In-Reply-To: <YnL0gUcUq5MbWvdH@google.com>
Accept-Language: en-US
Content-Language: en-US
x-ms-exchange-antispam-messagedata-chunkcount: 2
x-ms-exchange-antispam-messagedata-0: =?utf-8?B?bzZ3QW5LckZpd2N2MldBYUNLQzZKcGw0WlBsU3Bnc082NXpTRDRMUVJkVWhi?=
 =?utf-8?B?UFRYQTJuVG82THRVZkJGa25ML1VWbk1Rbm5hemgxNE54S2RIZVNXTmg3WDhr?=
 =?utf-8?B?UXVramc4Y0dQMm1NemxTOHJQNytGVGVvL3A1ZXYzU2xIWEs1d2VZdzIycVZS?=
 =?utf-8?B?azJBUmJTc2dPcnR2THZmMjFZZFRnZytBSFV4M3NZemJVc21vWUVUcFRYaXY0?=
 =?utf-8?B?K2IxbXlCNzZsQmRrdHVtUTZGSnBuZC9mcFFyT3Z1elBrSDVWeG5wTVI3Uktv?=
 =?utf-8?B?cUhlZE5ab3Y3ZmpNbW85bk1qWXh6cHFIQkdXOFJweXZHLzN3cFVwbnRnVUdp?=
 =?utf-8?B?Y0kyS2EweWRKWGF0UVNQUCtDQTRDZUl4NGJuYkRxbG5GUDlINTRBYURTaGNC?=
 =?utf-8?B?VHozOUc4c1l1amx2S1VrRHFIYXNtQWxKQUZCbkYrcjAvcjk5UzI4eGMyTzEw?=
 =?utf-8?B?ZVkwL0FVWXdUZTM4TkhrRUZycFlrUVIxSm9tMmxOaytpSjVSWW9jdkZqUWsv?=
 =?utf-8?B?dmQweVVHSnI0ODdwUEpoK29scmI5ZTBCVXMwaWtQSGxML2Fobm5HeEJ2cGJY?=
 =?utf-8?B?Y3BOZFJCd3NlVzZmQTBRZkZlMzBHeUZNWk1qNDF5cDNvSWdWaVRRZW5Eblhj?=
 =?utf-8?B?b2JFMStubUZKZ0FhMWdYK1QvUm81UFY3eWNBSy9UQ1haTUM0d3grVHBaWEFU?=
 =?utf-8?B?eUtLTmd2UGxCSkYycTVNSldSY2VraW9Zam1ocUdoUzNjRjJ0eU1yeGpYby9r?=
 =?utf-8?B?RDBHdXo1R1pvM2hRckhHZFdmd0grNExGM21NckhwRk14VWFGNzdzQ3cwVUta?=
 =?utf-8?B?cUlSbk5vdE1VN1JZeFdCd2d2R1h6UVN5bk03bFh6TGplaWNBVlJEd3Joellt?=
 =?utf-8?B?Umd0UHM5Q1E1L2t1OGNESXppNVNTZkt3UzhvRFVhSktNU1M4Um5RcFFlWEhD?=
 =?utf-8?B?S1c4Nlk0TjNqNUZrK1VoOThaaHB3RU1OdzlGSEVXNTVEWCsyRm5zbzJFalFH?=
 =?utf-8?B?Ukd1K0VDaERnOFp0ZGZkQ2htVW9peGp4VmQzUHJRVFREdGtUcnp5K1AwWkZw?=
 =?utf-8?B?UjdJYXBheGpkSkptVS9KSFpySVduUE9ad3BlY1RnY2krRVRBTm1OMXBDM3hm?=
 =?utf-8?B?SEtRN1hwdTBIcE5sSGprdDQ0aklEazB0U3QrMmhNYVFTQmFBOUJSN2h4ZDVY?=
 =?utf-8?B?d3JRSWx2b3BEZSt4VUZETVFrZ2pEQ0FGbit5bWNFU0N2ak9ESDUrTi9hZGsz?=
 =?utf-8?B?NzdpSjhZNlllanpIVlFGNWluenNvOUI5NTZvcVBpd3RZTkZOVXZlNEVJOUpP?=
 =?utf-8?B?S2VpT0NBWWhEc2NLYlUrWWJsVWJKUzlabHd5NXdRZDQ0TXpsbzRTcC9xTEdu?=
 =?utf-8?B?NGI3ZStuWmYzUjJQS3dGR3haWjM1ZHpxU09nWWxsOVdhajJDTlEvSFVGL3Bk?=
 =?utf-8?B?WkhKSXd3MjRwUGVpMzdOS096cllnS0hsdmZUTng3VnZtcTN6anozSVVrNVJ3?=
 =?utf-8?B?ZE5vNFNldHBCSGZlRjQzU2I1ZHNxUlIwNkd6RkZrS2I1Z3pxeG9rWkNXNUlN?=
 =?utf-8?B?OXUxN1E0SCsxZHVUYXAzdzcyd2duL21oSTJXTEJjcFMzWDM5eExEQitSV212?=
 =?utf-8?B?ZzFUR0g1b0NJVS91eHVhYmU0L010ZkdraFQxSTJPV3gyZXA0d25CSmF2a201?=
 =?utf-8?B?UXZINHNSZ28zNXpKZm1BUVVSMEp4SzJtOTFBcVZJSHZLZUg3dUU4TCthZjFT?=
 =?utf-8?B?cElQaThXU2t4Y3ZSSjY2QkNKbDEzU0NYaFNUd1hMeDBPeDRkako0Uk1hWUxO?=
 =?utf-8?B?Ujh1Y1F2RGVod1VYUHlpaEM5ZW5mbFRxT1U0V0dsR2Uyd1V4UG9OSW96bHJi?=
 =?utf-8?B?ZTgrNjVCdHRQODUzR2loNXFwNjJKRnJlQm1od2txem1ESEQrTjB0Z0YxK2FP?=
 =?utf-8?B?cER1eTkva2FiUWJkMFladENkaUt0b3JIVWdQZk5hYzM0bXVTdDFja2xacDZm?=
 =?utf-8?B?OTJ6eEdJOVpwNWpZcE5XNU5aVnRlanQ4TkdwNmxHMjR0MG96OEdGSkFwUnZB?=
 =?utf-8?B?K2N1VUwwMlVpeEgvdG5xYkRiZ1J5WitVZ01KbFNTZk1SMG1pdDhSdWh2dXU1?=
 =?utf-8?B?eUhvRlc3TThVUFZDQ2p3RHNYTGdJN1g5M1pFVEtnbzI4MFB2ekxGYytKeUFR?=
 =?utf-8?B?MXhvZm5DaUFMTWhNbDhsdEg1VjE0djhXL1o4ZkNqKzhQMGViQTQ1RnV6M2Nu?=
 =?utf-8?B?d3ZQN0F1cGhZVGJsNFYrYlpHRkhvT3JaZ1RXRTJ6RVRaSTJmMHNKZzBuZUFQ?=
 =?utf-8?B?UDk2VWxaOUhvL2NUZEpjY0dVOER3c0plbFpaditGVVo0VzFCQzF4ZktjUWhS?=
 =?utf-8?Q?hXHlfpzCjAbULriW68IurAR+vto1sSl45WyLI2BEq9cFg?=
x-ms-exchange-antispam-messagedata-1: V7vZUosMX8N8uTBWHJ5Sx69W1+kl08TKck/r6QMaxRPf+So6rhOi035p
Content-Type: text/plain; charset="utf-8"
Content-ID: <EFD06753D711F048BB56DEB535FDB258@namprd02.prod.outlook.com>
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-OriginatorOrg: nutanix.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: BL0PR02MB4579.namprd02.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 40c2f2b0-c66e-44f7-89c6-08da2e2df745
X-MS-Exchange-CrossTenant-originalarrivaltime: 05 May 2022 00:26:58.2813
 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: bb047546-786f-4de1-bd75-24e5b6f79043
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: iLfLXwIVaC+dcKkSQey7Liue/ugRx5lUbWgBYB1FkdZdnFEMlZ80h75NCpU3PIUQB32WS6bJRasoeJZg4PsvwnZPQK2odQpt65/gWO0s94c=
X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR02MB5611
X-Proofpoint-GUID: C0OCsUvKSKcI4Bo49mZm-UdiCsQ_OLmk
X-Proofpoint-ORIG-GUID: C0OCsUvKSKcI4Bo49mZm-UdiCsQ_OLmk
X-Proofpoint-Virus-Version: vendor=baseguard
 engine=ICAP:2.0.205,Aquarius:18.0.858,Hydra:6.0.486,FMLib:17.11.64.514
 definitions=2022-05-04_06,2022-05-04_02,2022-02-23_01
X-Proofpoint-Spam-Reason: safe
X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,
	DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,
	MAILING_LIST_MULTI,RDNS_NONE,SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE
	autolearn=unavailable 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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