From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BA743CA9EAE for ; Tue, 29 Oct 2019 23:52:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 976BB20578 for ; Tue, 29 Oct 2019 23:52:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726689AbfJ2XwK (ORCPT ); Tue, 29 Oct 2019 19:52:10 -0400 Received: from mga11.intel.com ([192.55.52.93]:7979 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726037AbfJ2XwK (ORCPT ); Tue, 29 Oct 2019 19:52:10 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 29 Oct 2019 16:52:09 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.68,245,1569308400"; d="scan'208";a="374722086" Received: from orsmsx104.amr.corp.intel.com ([10.22.225.131]) by orsmga005.jf.intel.com with ESMTP; 29 Oct 2019 16:52:09 -0700 Received: from orsmsx122.amr.corp.intel.com (10.22.225.227) by ORSMSX104.amr.corp.intel.com (10.22.225.131) with Microsoft SMTP Server (TLS) id 14.3.439.0; Tue, 29 Oct 2019 16:52:09 -0700 Received: from orsmsx112.amr.corp.intel.com ([169.254.3.185]) by ORSMSX122.amr.corp.intel.com ([169.254.11.32]) with mapi id 14.03.0439.000; Tue, 29 Oct 2019 16:52:09 -0700 From: "Edgecombe, Rick P" To: "keescook@chromium.org" CC: "kvm@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "peterz@infradead.org" , "Dock, Deneen T" , "Christopherson, Sean J" , "linux-mm@kvack.org" , "x86@kernel.org" , "kristen@linux.intel.com" , "luto@kernel.org" , "pbonzini@redhat.com" , "Hansen, Dave" Subject: Re: [RFC PATCH 09/13] x86/cpufeature: Add detection of KVM XO Thread-Topic: [RFC PATCH 09/13] x86/cpufeature: Add detection of KVM XO Thread-Index: AQHVejL7mBDeeBJOYUiqz0B6Xhz7/Kdy452AgAAFHYA= Date: Tue, 29 Oct 2019 23:52:08 +0000 Message-ID: <40cb4ea3b351c25074cf47ae92a189eec12161fb.camel@intel.com> References: <20191003212400.31130-1-rick.p.edgecombe@intel.com> <20191003212400.31130-10-rick.p.edgecombe@intel.com> <201910291633.927254B10@keescook> In-Reply-To: <201910291633.927254B10@keescook> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.54.75.11] Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org T24gVHVlLCAyMDE5LTEwLTI5IGF0IDE2OjMzIC0wNzAwLCBLZWVzIENvb2sgd3JvdGU6DQo+IE9u IFRodSwgT2N0IDAzLCAyMDE5IGF0IDAyOjIzOjU2UE0gLTA3MDAsIFJpY2sgRWRnZWNvbWJlIHdy b3RlOg0KPiA+IEFkZCBhIG5ldyBDUFVJRCBsZWFmIHRvIGhvbGQgdGhlIGNvbnRlbnRzIG9mIENQ VUlEIDB4NDAwMDAwMzAgRUFYIHRvDQo+ID4gZGV0ZWN0IEtWTSBkZWZpbmVkIGdlbmVyaWMgVk1N IGZlYXR1cmVzLg0KPiA+IA0KPiA+IFRoZSBsZWFmIHdhcyBwcm9wb3NlZCB0byBhbGxvdyBLVk0g dG8gY29tbXVuaWNhdGUgZmVhdHVyZXMgdGhhdCBhcmUNCj4gPiBkZWZpbmVkIGJ5IEtWTSwgYnV0 IGF2YWlsYWJsZSBmb3IgYW55IFZNTSB0byBpbXBsZW1lbnQuDQo+ID4gDQo+ID4gQWRkIGNwdV9m ZWF0dXJlX2VuYWJsZWQoKSBzdXBwb3J0IGZvciBmZWF0dXJlcyBpbiB0aGlzIGxlYWYgKEtWTSBY TyksIGFuZA0KPiA+IGEgcGd0YWJsZV9rdm14b19lbmFibGVkKCkgaGVscGVyIHNpbWlsYXIgdG8g cGd0YWJsZV9sNV9lbmFibGVkKCkgc28gdGhhdA0KPiA+IHBndGFibGVfa3ZteG9fZW5hYmxlZCgp IGNhbiBiZSB1c2VkIGluIGVhcmx5IGNvZGUgdGhhdCBpbmNsdWRlcw0KPiA+IGFyY2gveDg2L2lu Y2x1ZGUvYXNtL3NwYXJzZW1lbS5oLg0KPiA+IA0KPiA+IExhc3RseSwgaW4gaGVhZDY0LmMgZGV0 ZWN0IGFuZCB0aGlzIGZlYXR1cmUgYW5kIHBlcmZvcm0gbmVjZXNzYXJ5DQo+ID4gYWRqdXN0bWVu dHMgdG8gcGh5c2ljYWxfbWFzay4NCj4gDQo+IENhbiB0aGlzIGJlIGV4cG9zZWQgdG8gL3Byb2Mv Y3B1aW5mbyBzbyBhIGd1ZXN0IHVzZXJzcGFjZSBjYW4gZGV0ZXJtaW5lDQo+IGlmIHRoaXMgZmVh dHVyZSBpcyBlbmFibGVkPw0KPiANCj4gLUtlZXMNCg0KSXMgdGhlcmUgYSBnb29kIHBsYWNlIHRv IGV4cG9zZSB0aGUgaW5mb3JtYXRpb24gdGhhdCB0aGUgUFJPVF9FWEVDIGFuZA0KIVBST1RfUkVB RCBjb21ibyBjcmVhdGVzIGV4ZWN1dGUtb25seSBtZW1vcnk/IFRoaXMgd2F5IGFwcHMgY2FuIGNo ZWNrIG9uZSBwbGFjZQ0KZm9yIHRoZSBzdXBwb3J0IGFuZCBub3Qgd29ycnkgYWJvdXQgdGhlIGlt cGxlbWVudGF0aW9uIHdoZXRoZXIgaXQncyB0aGlzLCB4ODYNCnBrZXlzLCBhcm0gb3Igb3RoZXIu DQo=