Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934133AbeALQ1G (ORCPT + 1 other); Fri, 12 Jan 2018 11:27:06 -0500 Received: from smtp-out6.electric.net ([192.162.217.187]:58466 "EHLO smtp-out6.electric.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933994AbeALQ1F (ORCPT ); Fri, 12 Jan 2018 11:27:05 -0500 From: David Laight To: 'Linus Torvalds' , Willy Tarreau CC: Andy Lutomirski , Dave Hansen , Peter Zijlstra , LKML , X86 ML , Borislav Petkov , Brian Gerst , Ingo Molnar , Thomas Gleixner , Josh Poimboeuf , "H. Peter Anvin" , Greg Kroah-Hartman , Kees Cook Subject: RE: [RFC PATCH v2 6/6] x86/entry/pti: don't switch PGD on when pti_disable is set Thread-Topic: [RFC PATCH v2 6/6] x86/entry/pti: don't switch PGD on when pti_disable is set Thread-Index: AQHTiwmyp/EI9VTJykW3F/Uh2c3tDqNwbfwg Date: Fri, 12 Jan 2018 16:27:44 +0000 Message-ID: <6590e2b183c740f6896f57ae100c2ac3@AcuMS.aculab.com> References: <1515502580-12261-1-git-send-email-w@1wt.eu> <1515502580-12261-7-git-send-email-w@1wt.eu> <20180110082207.GX29822@worktop.programming.kicks-ass.net> <20180110091102.GH14066@1wt.eu> <20180111064259.GC14920@1wt.eu> <0f08d89e-61e1-20e3-5c59-0b2f7b32bf0c@linux.intel.com> <20180111154412.GA15296@1wt.eu> <20180111174025.GB15344@1wt.eu> In-Reply-To: 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: [10.202.205.33] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-Outbound-IP: 156.67.243.126 X-Env-From: David.Laight@ACULAB.COM X-Proto: esmtps X-Revdns: X-HELO: AcuMS.aculab.com X-TLS: TLSv1.2:ECDHE-RSA-AES256-SHA384:256 X-Authenticated_ID: X-PolicySMART: 3396946, 3397078 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: RnJvbTogTGludXMgVG9ydmFsZHMNCj4gU2VudDogMTEgSmFudWFyeSAyMDE4IDE4OjI1DQo+IE9u IFRodSwgSmFuIDExLCAyMDE4IGF0IDk6NDAgQU0sIFdpbGx5IFRhcnJlYXUgPHdAMXd0LmV1PiB3 cm90ZToNCj4gPj4gQXMgZm9yIHBlci1tbSB2cyBwZXItdGhyZWFkLCBsZXQncyBtYWtlIGl0IG9u bHkgc3dpdGNoYWJsZSBpbg0KPiA+PiBzaW5nbGUtdGhyZWFkZWQgcHJvY2Vzc2VzIGZvciBub3cg YW5kIGluaGVyaXRlZCB3aGVuIHRocmVhZHMgYXJlDQo+ID4+IGNyZWF0ZWQuDQo+ID4NCj4gPiBU aGF0J3MgZXhhY3RseSB3aGF0IGl0IGRvZXMgZm9yIG5vdywgYnV0IExpbnVzIGRvZXNuJ3QgbGlr ZSBpdCBhdCBhbGwuDQo+IA0KPiBKdXN0IHRvIGNsYXJpZnk6IEkgZGVmaW5pdGVseSB3YW50IHRo ZSBwYXJ0IHdoZXJlIGl0IGlzIG9ubHkNCj4gc3dpdGNoYWJsZSBpbiBzaW5nbGUtdGhyZWFkZWQg bW9kZSwgYW5kIEkgYWN0dWFsbHkgZG8gd2FudCBpdA0KPiAiaW5oZXJpdGVkIiBieSB0aHJlYWRz IHdoZW4gdGhleSBkbyBnZXQgY3JlYXRlZC4NCi4uLg0KDQpZb3UgbmVlZCB0byBhbGxvdyBmb3Ig bGlicmFyaWVzIHRoYXQgY3JlYXRlIHRocmVhZHMgYmVmb3JlIG1haW4oKQ0KaXMgY2FsbGVkLg0K DQoJRGF2aWQNCg0K