Received: by 2002:a25:6193:0:0:0:0:0 with SMTP id v141csp4780693ybb; Tue, 7 Apr 2020 14:27:52 -0700 (PDT) X-Google-Smtp-Source: APiQypIr2Cp4RwC5t/o73tNu5iAV9aMJhAfR9V4nefjiSJUAI9kE58WlWNtuaMCSac/iZZ65OMDO X-Received: by 2002:aca:a997:: with SMTP id s145mr153681oie.140.1586294872627; Tue, 07 Apr 2020 14:27:52 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1586294872; cv=none; d=google.com; s=arc-20160816; b=LyBXf/drBlNLgXEvFOIYDY9PWuQ7bBPcdy+fp+3mCCJB3PWomuTCcSrZsMIlvZDJGR X7e4RwZ5CFHOMBzyQiYzUUEKTz2qsVs+Rg+qxht0g+ZelOhtg35RkebPXF7y5foSaFsa gdfiV33G+/+wCfG5VdZkNgrhFy/Uz7tu/u0yvKPNJlFYhxPcjxjrXSnn9vX+Om24znmp 4lIB70mTDGFMo28tM+1FJk11BbRRmj7it83TlydeDtHLlwrDyBOvvum6AsRv4LsFlxNY EbbfkTZypPI/ccL5oBRo8LQNkVqueo2FJ9ilsCxvw+FBVmpYVTYlKEs46lsmwivtOPk3 y4sg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :content-language:accept-language:in-reply-to:references:message-id :date:thread-index:thread-topic:subject:cc:to:from; bh=fOgx6k9xsE8c6Zf2L7ZPerGYCBEDU6Wv5YeD4RLa3sk=; b=kpbk4pVlOwZ6rSzuz/FU63eV4NjY4bpozHuQDqOJDxVTTufEDmUoKFyYphnjoY+ko9 17bB4JouYD3dgn68aNuVkVB9id/lOQXS4vsPeHQUdCaWmoMxWUiwcLXoAKL6K2nZoG0V p4PnT1qLUeotn2EYBuKh6K0D6bX8y5/wGnycNDmXQVZMgh1uTJ28g4NfOSBqgRY+4Gdz vJlV7L9SySh/FRYOJtKTpIQtbzULBa9o4OJkDykgA9Y7u4dEo+eSpcjQp3eaQH981pXn fQd7UIlE+e7cKmaUlRkV4+o5AYvf6tJvCg5YEGj+UP9iaSXMYz8OiLngTjS7YPeQwK6D QYsA== ARC-Authentication-Results: i=1; mx.google.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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=aculab.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id c21si1897863oto.169.2020.04.07.14.27.24; Tue, 07 Apr 2020 14:27:52 -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; 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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=aculab.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726446AbgDGV0C (ORCPT + 99 others); Tue, 7 Apr 2020 17:26:02 -0400 Received: from eu-smtp-delivery-151.mimecast.com ([207.82.80.151]:53197 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726380AbgDGV0C (ORCPT ); Tue, 7 Apr 2020 17:26:02 -0400 Received: from AcuMS.aculab.com (156.67.243.126 [156.67.243.126]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-52-92QqPk1OMtCG-Q0ygmijTQ-1; Tue, 07 Apr 2020 22:25:57 +0100 X-MC-Unique: 92QqPk1OMtCG-Q0ygmijTQ-1 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) by AcuMS.aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Tue, 7 Apr 2020 22:25:56 +0100 Received: from AcuMS.Aculab.com ([fe80::43c:695e:880f:8750]) by AcuMS.aculab.com ([fe80::43c:695e:880f:8750%12]) with mapi id 15.00.1347.000; Tue, 7 Apr 2020 22:25:56 +0100 From: David Laight To: 'Peter Zijlstra' , "tglx@linutronix.de" , "linux-kernel@vger.kernel.org" CC: "hch@infradead.org" , "sean.j.christopherson@intel.com" , "mingo@redhat.com" , "bp@alien8.de" , "hpa@zytor.com" , "x86@kernel.org" , "kenny@panix.com" , "jeyu@kernel.org" , "rasmus.villemoes@prevas.dk" , "pbonzini@redhat.com" , "fenghua.yu@intel.com" , "xiaoyao.li@intel.com" , "nadav.amit@gmail.com" , "thellstrom@vmware.com" , "tony.luck@intel.com" , "rostedt@goodmis.org" , "gregkh@linuxfoundation.org" , "jannh@google.com" , "keescook@chromium.org" , "dcovelli@vmware.com" , "mhiramat@kernel.org" Subject: RE: [PATCH 3/4] x86,module: Detect VMX vs SLD conflicts Thread-Topic: [PATCH 3/4] x86,module: Detect VMX vs SLD conflicts Thread-Index: AQHWDM13xoy91raOhkKuBOKktFSrAahuK2jQ Date: Tue, 7 Apr 2020 21:25:56 +0000 Message-ID: <23787a63b28744b1906c4d4b6209b6af@AcuMS.aculab.com> References: <20200407110236.930134290@infradead.org> <20200407111007.352324393@infradead.org> In-Reply-To: <20200407111007.352324393@infradead.org> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogUGV0ZXIgWmlqbHN0cmENCj4gU2VudDogMDcgQXByaWwgMjAyMCAxMjowMw0KPiANCj4g SXQgdHVybnMgb3V0IHRoYXQgd2l0aCBTcGxpdC1Mb2NrLURldGVjdCBlbmFibGVkIChkZWZhdWx0 KSBhbnkgVk1YDQo+IGh5cGVydmlzb3IgbmVlZHMgYXQgbGVhc3QgYSBsaXR0bGUgbW9kaWZpY2F0 aW9uIGluIG9yZGVyIHRvIG5vdCBibGluZGx5DQo+IGluamVjdCB0aGUgI0FDIGludG8gdGhlIGd1 ZXN0IHdpdGhvdXQgdGhlIGd1ZXN0IGJlaW5nIHJlYWR5IGZvciBpdC4NCj4gDQo+IFNpbmNlIHRo ZXJlIGlzIG5vIHRlbGxpbmcgd2hpY2ggbW9kdWxlIGltcGxlbWVudHMgYSBoeXBlcnZpc29yLCBz Y2FuDQo+IGFsbCBvdXQtb2YtdHJlZSBtb2R1bGVzJyB0ZXh0IGFuZCBsb29rIGZvciBWTVggaW5z dHJ1Y3Rpb25zIGFuZCByZWZ1c2UNCj4gdG8gbG9hZCBpdCB3aGVuIFNMRCBpcyBlbmFibGVkIChk ZWZhdWx0KSBhbmQgdGhlIG1vZHVsZSBpc24ndCBtYXJrZWQNCj4gJ3NsZF9zYWZlJy4NCi4uLg0K PiArCXdoaWxlICh0ZXh0IDwgdGV4dF9lbmQpIHsNCj4gKwkJa2VybmVsX2luc25faW5pdCgmaW5z biwgdGV4dCwgdGV4dF9lbmQgLSB0ZXh0KTsNCj4gKwkJaW5zbl9nZXRfbGVuZ3RoKCZpbnNuKTsN Cj4gKw0KPiArCQlpZiAoV0FSTl9PTl9PTkNFKCFpbnNuX2NvbXBsZXRlKCZpbnNuKSkpIHsNCj4g KwkJCXByX2VycigiTW9kdWxlIHRleHQgbWFsZm9ybWVkOiAlc1xuIiwgbW9kLT5uYW1lKTsNCj4g KwkJCXJldHVybiAtRU5PRVhFQzsNCj4gKwkJfQ0KPiArDQo+ICsJCWlmICghYWxsb3dfdm14ICYm IGluc25faXNfdm14KCZpbnNuKSkgew0KPiArCQkJcHJfZXJyKCJNb2R1bGUgaGFzIFZNWCBpbnN0 cnVjdGlvbnMgYW5kIGlzIG5vdCBtYXJrZWQgJ3NsZF9zYWZlJywgYm9vdCB3aXRoOg0KPiAnc3Bs aXRfbG9ja19kZXRlY3Q9b2ZmJzogJXNcbiIsIG1vZC0+bmFtZSk7DQo+ICsJCQlyZXR1cm4gLUVO T0VYRUM7DQo+ICsJCX0NCj4gKw0KPiArCQl0ZXh0ICs9IGluc24ubGVuZ3RoOw0KPiArCX0NCg0K VGhlcmUgaXMgYSBzbGlnaHQgZmxhdyBpbiB0aGUgYWJvdmUuDQpBIG1hbGljaW91cyBtb2R1bGUg Y2FuIGhpZGUgdGhlIHJlcXVpcmVkIGluc3RydWN0aW9uIGJ5IGp1bXBpbmcgaW50byB0aGUNCm1p ZGRsZSBvZiBhIGxvbmcgaW5zdHJ1Y3Rpb24uDQoNCkV2ZW4gY2hlY2tpbmcgYnJhbmNoIHRhcmdl dHMgaGl0IGluc3RydWN0aW9uIGJhcnJpZXJzIGlzbid0IGVub3VnaCwNCmFuIGluZGlyZWN0IGp1 bXAgY291bGQgYmUgdXNlZC4NCg0KCURhdmlkDQoNCi0NClJlZ2lzdGVyZWQgQWRkcmVzcyBMYWtl c2lkZSwgQnJhbWxleSBSb2FkLCBNb3VudCBGYXJtLCBNaWx0b24gS2V5bmVzLCBNSzEgMVBULCBV Sw0KUmVnaXN0cmF0aW9uIE5vOiAxMzk3Mzg2IChXYWxlcykNCg==