Received: by 2002:a25:31c3:0:0:0:0:0 with SMTP id x186csp874412ybx; Fri, 1 Nov 2019 12:40:59 -0700 (PDT) X-Google-Smtp-Source: APXvYqyaexevjcJTOBomDZzWP9HF7C/zNj2zFbuSi1uHRHccs19QaXRl+W6W8ico9vCcZpBjXurO X-Received: by 2002:a05:6402:1ad0:: with SMTP id ba16mr14780791edb.107.1572637259618; Fri, 01 Nov 2019 12:40:59 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1572637259; cv=pass; d=google.com; s=arc-20160816; b=byPvmalY8aOHXzpHbG8Hh00uS035g3jmqZe+TQa+kSjRWR1a4x3GSw1+sqMn81unmf 7y3+XrF/ycAewMKiYvNqGgC/XW07nsK4bAZo/TPs6uDEB3Zrz0s/7A2Nx4zDCpQUHb9d eMHCySfFEOy96bhpzIHsofVAVjmOdHizOSa1l1VPhjQoEqRJ5m9kKTXOZhgMz2/th6xo ZVqwAxpS3itWnE+QC7x6cvPCQ6RZ4b2AbechElVYANPZrfrSeIxU90z6JzFwzYJAcW5m 6QrzfvyAxvuoLD08HfY3tK8ITmU70N8xWKrE4507vylRMbbWqVgVBdWUoT9xrEFcPs81 tIfA== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:content-transfer-encoding :content-id:content-language:accept-language:in-reply-to:references :message-id:date:thread-index:thread-topic:subject:cc:to:from :dkim-signature; bh=XYsHszAd/GHvxQ25SMPXdrqfm1rQ9O+UPQtOL42YxyY=; b=rB3r6MBqJLwgc+ObtkbeXtEX9EKRLpJYFfPqBgswnc9AgAn1NELqFgTKvEu7g8YyBz EvutfOLJ1h7fRy7LdcVPlxVItPoL8GREWHANNVT6X0OxmpR9yyvl7GsvvKCtOjUlIqbf sxSd2/vS2mm/JVNWzrHqcTsRQGjulYLedjulxEdV1OKU+1zVDFASkE7cqbTOQHGlluop vCfE89NNzKC+WocOmvn++LuW+W17yqMRkFJ1EbB40rJSEd/NoZVDoa0b8/FM8uqmAtAv bmTnuhCHJq6DAxcw8pGkE8RRtDUKqQ2rDShuK0bQMNzr8JGXIF3/loNBMbBFDLwpAU7p a5sg== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@amdcloud.onmicrosoft.com header.s=selector2-amdcloud-onmicrosoft-com header.b=Q92zZHwJ; arc=pass (i=1 spf=pass spfdomain=amd.com dkim=pass dkdomain=amd.com dmarc=pass fromdomain=amd.com); spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id dt11si2536690ejb.126.2019.11.01.12.40.36; Fri, 01 Nov 2019 12:40:59 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@amdcloud.onmicrosoft.com header.s=selector2-amdcloud-onmicrosoft-com header.b=Q92zZHwJ; arc=pass (i=1 spf=pass spfdomain=amd.com dkim=pass dkdomain=amd.com dmarc=pass fromdomain=amd.com); spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727086AbfKATkA (ORCPT + 99 others); Fri, 1 Nov 2019 15:40:00 -0400 Received: from mail-eopbgr770042.outbound.protection.outlook.com ([40.107.77.42]:53413 "EHLO NAM02-SN1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725536AbfKATj7 (ORCPT ); Fri, 1 Nov 2019 15:39:59 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=DbGpkSfke0Ym+sC9Uo3vYPptQw2zlS9PS60wjFAd8T9ZR37ywzrjH26BFae8WoqEz3Ga7EoL5GjoBAtCVkjaphUHfTI8KcPW0MZWQ3ps3+4f1XuS6nDkASlDaCZD6nGel0KLIxPFXIb3PKI+opR/BKrmkLhF3QBYzJhD5OivsL2MeNWHB62855pjfstjvgo3CgiEwIVQi3zM32irQIRD1UzS3B6dYzAsd6cbOMnPvUStdn5NgpBWfb1g8o8mvf9PcOnhFDM2uHQMOohglH7pF+EwoDyxOeyZPIBuklNUX8RSUgDUTPjLDgOlA634x4ZjTc8fwOSCz7igoR/GMqBR3w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=XYsHszAd/GHvxQ25SMPXdrqfm1rQ9O+UPQtOL42YxyY=; b=YIv9sF5zfwyXbm+206hkiCGkFIwKtwRAWLdbhnTGK0jx2CO2fWZG4r0BfJwqD6kGQ8PF1C7E/RPqRumNFtGZxDBK4NUurAEFFwEC+RoDQhNREGb+JsMiwfvOSQfO42MU8tiZf6oq3eBDiikqPHua0jTbRl65hNS0/6RAWhfKO3eXCBuUiqLkzaFgS3b9boodEJsoreUahIPLi3qK8IxefqT9Xhz0TjePiq/RxlY4pQEXX+423RbRyFoF8+gqsLUzfirwWlU+uToVbOKTIrheSaSXesCFEeNNP6vosvZLaLtEvFQp9OzYS0H6XB6xdtMh6aAghDWrM2W7FHqxdvJ/sg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=amd.com; dmarc=pass action=none header.from=amd.com; dkim=pass header.d=amd.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amdcloud.onmicrosoft.com; s=selector2-amdcloud-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=XYsHszAd/GHvxQ25SMPXdrqfm1rQ9O+UPQtOL42YxyY=; b=Q92zZHwJBBNjq9tCmKx9ckQer7jGh1FhpbaRAXtG3jWa14c4NG3mXQZ4819qJJln3K+95eW3aIDGO71vTR2O37E3E/cXJxNxNsNJOMpgr7/xfRrqwcBY5FPe9LwOy8txQ6/jF/xwGyddkSzLrbTy5bBXG2FCyrX512FVLrCT2qU= Received: from BL0PR12MB2468.namprd12.prod.outlook.com (52.132.30.157) by BL0PR12MB2561.namprd12.prod.outlook.com (52.132.27.140) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2387.24; Fri, 1 Nov 2019 19:39:55 +0000 Received: from BL0PR12MB2468.namprd12.prod.outlook.com ([fe80::748c:1f32:1a4d:acca]) by BL0PR12MB2468.namprd12.prod.outlook.com ([fe80::748c:1f32:1a4d:acca%7]) with mapi id 15.20.2387.028; Fri, 1 Nov 2019 19:39:55 +0000 From: "Moger, Babu" To: Jim Mattson CC: "tglx@linutronix.de" , "mingo@redhat.com" , "bp@alien8.de" , "hpa@zytor.com" , "pbonzini@redhat.com" , "rkrcmar@redhat.com" , "sean.j.christopherson@intel.com" , "vkuznets@redhat.com" , "wanpengli@tencent.com" , "x86@kernel.org" , "joro@8bytes.org" , "luto@kernel.org" , "zohar@linux.ibm.com" , "yamada.masahiro@socionext.com" , "nayna@linux.ibm.com" , "linux-kernel@vger.kernel.org" , "kvm@vger.kernel.org" Subject: Re: [PATCH 1/4] kvm: x86: Dont set UMIP feature bit unconditionally Thread-Topic: [PATCH 1/4] kvm: x86: Dont set UMIP feature bit unconditionally Thread-Index: AQHVkNp+SVH8W6w/AkiSMfw9AT2Glad2pJ8AgAAR7gA= Date: Fri, 1 Nov 2019 19:39:55 +0000 Message-ID: References: <157262960837.2838.17520432516398899751.stgit@naples-babu.amd.com> <157262961597.2838.16953618909905259198.stgit@naples-babu.amd.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: SN6PR05CA0035.namprd05.prod.outlook.com (2603:10b6:805:de::48) To BL0PR12MB2468.namprd12.prod.outlook.com (2603:10b6:207:44::29) authentication-results: spf=none (sender IP is ) smtp.mailfrom=Babu.Moger@amd.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [165.204.77.1] x-ms-publictraffictype: Email x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: 4c6bd757-3665-46dc-8c9b-08d75f034582 x-ms-traffictypediagnostic: BL0PR12MB2561: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:5516; x-forefront-prvs: 020877E0CB x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(4636009)(136003)(39860400002)(376002)(366004)(346002)(396003)(189003)(199004)(66066001)(6116002)(66446008)(26005)(102836004)(476003)(99286004)(7736002)(81156014)(7416002)(8936002)(305945005)(186003)(52116002)(64756008)(76176011)(31686004)(4326008)(66556008)(14444005)(256004)(81166006)(8676002)(229853002)(6436002)(6506007)(486006)(66476007)(6512007)(386003)(6486002)(53546011)(36756003)(6916009)(2616005)(14454004)(66946007)(71200400001)(86362001)(71190400001)(5660300002)(54906003)(316002)(25786009)(11346002)(446003)(478600001)(3846002)(6246003)(2906002)(31696002)(192303002);DIR:OUT;SFP:1101;SCL:1;SRVR:BL0PR12MB2561;H:BL0PR12MB2468.namprd12.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: amd.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: v4EZW5zb78kadaIu/nZ8kGVtlThWF4dv8rVc6I/ykoVSKaDso1jxreW0yBk/NAb2hHT9bIsjjJNk+fZ1SEVTaEoIk2PeFf5KZEy+1A3SiiAtkm73Gk9HYwvdNw7hQJIBfGQYyjF1+s/1T+u2oJGC7S6TMrx+XcAAhTENj5RKT3BX7td4XHuWcEQ+GFGySl3vijf6l9UZxEcVmcgk9/RzAMj6aFDZ7Y8rpy7yAcT67UA2w2ZZaAYFVbh3Mk3DYyc2qshJN1IZG/W7tnIkjU0TlVNkbZBa1f7zPx++xhyMYUh1Sa9dmSMQvQBfPEHi9kExhL08tP8JKU8L38SWSYHuYbZTAZJZDB+T/uFB+lQ2IfgvPivTgNjaJWskDYYX2p+0czhsyvQC+r2jT9DaAIVwN6Ju30/3lXMi5XEbufoVr1XIw4FEdqk6zwdamZAO/mkP x-ms-exchange-transport-forked: True Content-Type: text/plain; charset="utf-8" Content-ID: <7D25C0E604FEE44DB85A5A07B1900CB0@namprd12.prod.outlook.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: 4c6bd757-3665-46dc-8c9b-08d75f034582 X-MS-Exchange-CrossTenant-originalarrivaltime: 01 Nov 2019 19:39:55.6596 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: AYmZxjDV//WoARLVXdhsmjicSOVBz+xP8w7u6hLZ3yNne5DhOf2tevmlsa7lK/BZ X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL0PR12MB2561 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org DQoNCk9uIDExLzEvMTkgMTozNSBQTSwgSmltIE1hdHRzb24gd3JvdGU6DQo+IE9uIEZyaSwgTm92 IDEsIDIwMTkgYXQgMTA6MzMgQU0gTW9nZXIsIEJhYnUgPEJhYnUuTW9nZXJAYW1kLmNvbT4gd3Jv dGU6DQo+Pg0KPj4gVGhlIFVNSVAgKFVzZXItTW9kZSBJbnN0cnVjdGlvbiBQcmV2ZW50aW9uKSBm ZWF0dXJlIGJpdCBzaG91bGQgYmUNCj4+IHNldCBpZiB0aGUgZW11bGF0aW9uIChrdm1feDg2X29w cy0+dW1pcF9lbXVsYXRlZCkgaXMgc3VwcG9ydGVkDQo+PiB3aGljaCBpcyBkb25lIGFscmVhZHku DQo+Pg0KPj4gUmVtb3ZlIHRoZSB1bmNvbmRpdGlvbmFsIHNldHRpbmcgb2YgdGhpcyBiaXQuDQo+ Pg0KPj4gRml4ZXM6IGFlM2U2MWUxYzI4MzM4ZDAgKCJLVk06IHg4NjogYWRkIHN1cHBvcnQgZm9y IFVNSVAiKQ0KPj4NCj4+IFNpZ25lZC1vZmYtYnk6IEJhYnUgTW9nZXIgPGJhYnUubW9nZXJAYW1k LmNvbT4NCj4+IC0tLQ0KPj4gIGFyY2gveDg2L2t2bS9jcHVpZC5jIHwgICAgMiArLQ0KPj4gIDEg ZmlsZSBjaGFuZ2VkLCAxIGluc2VydGlvbigrKSwgMSBkZWxldGlvbigtKQ0KPj4NCj4+IGRpZmYg LS1naXQgYS9hcmNoL3g4Ni9rdm0vY3B1aWQuYyBiL2FyY2gveDg2L2t2bS9jcHVpZC5jDQo+PiBp bmRleCBmNjhjMGM3NTNjMzguLjViODFiYTVhZDQyOCAxMDA2NDQNCj4+IC0tLSBhL2FyY2gveDg2 L2t2bS9jcHVpZC5jDQo+PiArKysgYi9hcmNoL3g4Ni9rdm0vY3B1aWQuYw0KPj4gQEAgLTM2NCw3 ICszNjQsNyBAQCBzdGF0aWMgaW5saW5lIHZvaWQgZG9fY3B1aWRfN19tYXNrKHN0cnVjdCBrdm1f Y3B1aWRfZW50cnkyICplbnRyeSwgaW50IGluZGV4KQ0KPj4gICAgICAgICAvKiBjcHVpZCA3LjAu ZWN4Ki8NCj4+ICAgICAgICAgY29uc3QgdTMyIGt2bV9jcHVpZF83XzBfZWN4X3g4Nl9mZWF0dXJl cyA9DQo+PiAgICAgICAgICAgICAgICAgRihBVlg1MTJWQk1JKSB8IEYoTEE1NykgfCBGKFBLVSkg fCAwIC8qT1NQS0UqLyB8IEYoUkRQSUQpIHwNCj4+IC0gICAgICAgICAgICAgICBGKEFWWDUxMl9W UE9QQ05URFEpIHwgRihVTUlQKSB8IEYoQVZYNTEyX1ZCTUkyKSB8IEYoR0ZOSSkgfA0KPj4gKyAg ICAgICAgICAgICAgIEYoQVZYNTEyX1ZQT1BDTlREUSkgfCBGKEFWWDUxMl9WQk1JMikgfCBGKEdG TkkpIHwNCj4+ICAgICAgICAgICAgICAgICBGKFZBRVMpIHwgRihWUENMTVVMUURRKSB8IEYoQVZY NTEyX1ZOTkkpIHwgRihBVlg1MTJfQklUQUxHKSB8DQo+PiAgICAgICAgICAgICAgICAgRihDTERF TU9URSkgfCBGKE1PVkRJUkkpIHwgRihNT1ZESVI2NEIpIHwgMCAvKldBSVRQS0cqLzsNCj4+DQo+ IA0KPiBUaGlzIGlzbid0IHVuY29uZGl0aW9uYWwuIFRoaXMgaXMgbWFza2VkIGJ5IHRoZSBmZWF0 dXJlcyBvbiB0aGUgYm9vdA0KPiBDUFUuIFNpbmNlIFVNSVAgY2FuIGJlIHZpcnR1YWxpemVkICh3 aXRob3V0IGVtdWxhdGlvbikgb24gQ1BVcyB0aGF0DQo+IHN1cHBvcnQgVU1JUCwgeW91IHNob3Vs ZCBsZWF2ZSB0aGlzIGFsb25lLg0KPiANCg0KVGhlcmUgaXMgc29tZSBpbmNvbnN0YW5jeSBoZXJl Lg0KDQpzdGF0aWMgaW5saW5lIGludCBfX2RvX2NwdWlkX2VudChzdHJ1Y3Qga3ZtX2NwdWlkX2Vu dHJ5MiAqZW50cnksIHUzMg0KDQp1bnNpZ25lZCBmX3VtaXAgPSBrdm1feDg2X29wcy0+dW1pcF9l bXVsYXRlZCgpID8gRihVTUlQKSA6IDA7DQouLi4NCg0KY2FzZSA3OiB7DQogICAgICAgICAgICAg Li4NCiAgICAgICAgICAgIGVudHJ5LT5lY3ggfD0gZl91bWlwOw0KICAgICAgICAgICAgLi4NCiAg ICAgICAgfQ0KDQphbmQNCnN0YXRpYyBib29sIHN2bV91bWlwX2VtdWxhdGVkKHZvaWQpDQp7DQog ICAgICAgIHJldHVybiBmYWxzZTsNCn0NCg0Kc3RhdGljIGlubGluZSBib29sIHZteF91bWlwX2Vt dWxhdGVkKHZvaWQpDQp7DQogICAgICAgIHJldHVybiB2bWNzX2NvbmZpZy5jcHVfYmFzZWRfMm5k X2V4ZWNfY3RybCAmDQogICAgICAgICAgICAgICAgU0VDT05EQVJZX0VYRUNfREVTQzsNCn0NCg0K DQpJdCBhcHBlYXJzIHRoYXQgaW50ZW50aW9uIHdhcyB0byBlbmFibGUgdGhlIFVNSVAgaWYgU1ZN IG9yIFZNWCBzdXBwb3J0DQp1bWlwIGVtdWxhdGlvbi4gQnV0IHRoYXQgaXMgbm90IGhvdyBpdCBp cyB3b3JraW5nIG5vdy4gTm93IGl0IGlzIGVuYWJsZWQNCmlmIGJvb3QgQ1BVIHN1cHBvcnRzIFVN SVAuDQoNCg==