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_PASS autolearn=ham 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 1B201ECDE44 for ; Wed, 24 Oct 2018 19:13:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DFD2B2082F for ; Wed, 24 Oct 2018 19:13:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DFD2B2082F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726826AbeJYDm4 (ORCPT ); Wed, 24 Oct 2018 23:42:56 -0400 Received: from mga17.intel.com ([192.55.52.151]:17200 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726497AbeJYDmz (ORCPT ); Wed, 24 Oct 2018 23:42:55 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 24 Oct 2018 12:13:37 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.54,421,1534834800"; d="scan'208";a="85303012" Received: from fmsmsx108.amr.corp.intel.com ([10.18.124.206]) by orsmga006.jf.intel.com with ESMTP; 24 Oct 2018 12:13:36 -0700 Received: from fmsmsx120.amr.corp.intel.com (10.18.124.208) by FMSMSX108.amr.corp.intel.com (10.18.124.206) with Microsoft SMTP Server (TLS) id 14.3.319.2; Wed, 24 Oct 2018 12:13:36 -0700 Received: from crsmsx103.amr.corp.intel.com (172.18.63.31) by fmsmsx120.amr.corp.intel.com (10.18.124.208) with Microsoft SMTP Server (TLS) id 14.3.319.2; Wed, 24 Oct 2018 12:13:36 -0700 Received: from crsmsx101.amr.corp.intel.com ([169.254.1.85]) by CRSMSX103.amr.corp.intel.com ([169.254.4.139]) with mapi id 14.03.0415.000; Wed, 24 Oct 2018 13:13:33 -0600 From: "Bae, Chang Seok" To: Andy Lutomirski CC: Ingo Molnar , Thomas Gleixner , "H. Peter Anvin" , Andi Kleen , Dave Hansen , "Metzger, Markus T" , "Shankar, Ravi V" , LKML Subject: RE: [regression in -rc1] Re: [PATCH v6 2/8] x86/fsgsbase/64: Introduce FS/GS base helper functions Thread-Topic: [regression in -rc1] Re: [PATCH v6 2/8] x86/fsgsbase/64: Introduce FS/GS base helper functions Thread-Index: AQHUT6S8E0XwPCm1jkGysv7aiho556UvXU2A//+dxwA= Date: Wed, 24 Oct 2018 19:13:32 +0000 Message-ID: References: <1537312139-5580-1-git-send-email-chang.seok.bae@intel.com> <1537312139-5580-3-git-send-email-chang.seok.bae@intel.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiMGQ2YTY2MmEtOTlkNS00MTc1LWJmYWItODYwNDMzY2MyY2FkIiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjEwLjE4MDQuNDkiLCJUcnVzdGVkTGFiZWxIYXNoIjoibGRlU2xsUGhtTnNQNm5RMFwvTmsrZEphSVQzNmZ4bUs2aGl6bkswaVVMeG9aSGdkeDU2NVZvdEZ1NjNCVmprSHYifQ== x-ctpclassification: CTP_NT dlp-product: dlpe-windows dlp-version: 11.0.400.15 dlp-reaction: no-action x-originating-ip: [172.18.205.10] Content-Type: text/plain; charset="utf-8" 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 T24gVHVlLCBTZXAgMTgsIDIwMTggYXQgMTI6MDIgUE0gQW5keSBMdXRvbWlyc2tpIDxsdXRvQGtl cm5lbC5vcmc+DQo+IE9uIFR1ZSwgU2VwIDE4LCAyMDE4IGF0IDQ6MDkgUE0gQ2hhbmcgUy4gQmFl IDxjaGFuZy5zZW9rLmJhZUBpbnRlbC5jb20+DQo+IHdyb3RlOg0KPiA+DQo+ID4gV2l0aCBuZXcg aGVscGVycywgRlMvR1MgYmFzZSBhY2Nlc3MgaXMgY2VudHJhbGl6ZWQuDQo+ID4gRXZlbnR1YWxs eSwgd2hlbiBGU0dTQkFTRSBpbnN0cnVjdGlvbiBlbmFibGVkLCBpdCB3aWxsIGJlIGZhc3Rlci4N Cj4gDQo+IFNvcnJ5IGZvciBub3QgY2F0Y2hpbmcgdGhpcyBkdXJpbmcgcmV2aWV3LCBidXQ6DQo+ IA0KPiA+ICt2b2lkIHg4Nl9mc2Jhc2Vfd3JpdGVfY3B1KHVuc2lnbmVkIGxvbmcgZnNiYXNlKSB7 DQo+ID4gKyAgICAgICAvKg0KPiA+ICsgICAgICAgICogU2V0IHRoZSBzZWxlY3RvciB0byAwIGFz IGEgbm90aW9uLCB0aGF0IHRoZSBzZWdtZW50IGJhc2UgaXMNCj4gPiArICAgICAgICAqIG92ZXJ3 cml0dGVuLCB3aGljaCB3aWxsIGJlIGNoZWNrZWQgZm9yIHNraXBwaW5nIHRoZSBzZWdtZW50IGxv YWQNCj4gPiArICAgICAgICAqIGR1cmluZyBjb250ZXh0IHN3aXRjaC4NCj4gPiArICAgICAgICAq Lw0KPiA+ICsgICAgICAgbG9hZHNlZyhGUywgMCk7DQo+IA0KPiBeXl4NCj4gDQo+IHdoYXQ/DQo+ IA0KPiA+ICsgICAgICAgd3Jtc3JsKE1TUl9GU19CQVNFLCBmc2Jhc2UpOw0KPiA+ICt9DQo+IA0K PiBJIGRvbid0IHVuZGVyc3RhbmQgd2hhdCB0aGUgY29tbWVudCBpcyB0cnlpbmcgdG8gc2F5LCBi dXQgdGhlIHNvbGUgY2FsbGVyIHNvIGZhcg0KPiBvZiB0aGlzIGZ1bmN0aW9uIGlzIHg4Nl9nc2Jh c2Vfd3JpdGVfdGFzaygpLCBhbmQgdGhlIGNvZGUgbG9va3MgaW5jb3JyZWN0Lg0KPiANCj4gSW5n bywgSSB0aGluayB3ZSBuZWVkIHRvIGFkZHJlc3MgdGhpcyBkdXJpbmcgdGhpcyBtZXJnZSB3aW5k b3csIHByb2JhYmx5IGJ5DQo+IHJlbW92aW5nIHRoZSBjb21tZW50IGFuZCB0aGUgbG9hZHNlZygp IGNhbGwgKGFuZCB0aGUgc2FtZSBmb3INCj4gZ3NiYXNlLi4uaW5hY3RpdmUpLiAgQnV0IGZpcnN0 LCBDaGFuZywgY2FuIHlvdSBleHBsYWluIHdoYXQgZXhhY3RseSB5b3VyIGludGVudCBpcw0KPiBo ZXJlPw0KDQpJdCdzIGNvbWluZyBmcm9tIGRvX2FyY2hfcHJjdGxfNjQoKS4gSWYgeW91IHRoaW5r IGl0IHJlYWxseSBtYWtlcyBjb25mdXNpb24gaW4gDQp4ODZfZnNiYXNlX3dyaXRlX2NwdSgpLCBo b3cgYWJvdXQgbW92aW5nIGl0IHRvIHg4Nl9mc2Jhc2Vfd3JpdGVfdGFzaygpPw0KDQpDaGFuZw0K