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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 467ADC433F5 for ; Tue, 4 Oct 2022 09:58:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229852AbiJDJ6K (ORCPT ); Tue, 4 Oct 2022 05:58:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40846 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229862AbiJDJ6C (ORCPT ); Tue, 4 Oct 2022 05:58:02 -0400 Received: from eu-smtp-delivery-151.mimecast.com (eu-smtp-delivery-151.mimecast.com [185.58.85.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7E9421DA48 for ; Tue, 4 Oct 2022 02:57:58 -0700 (PDT) Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id uk-mta-228-I6jkKZ2OO_aSqVMjuCOGMA-1; Tue, 04 Oct 2022 10:57:56 +0100 X-MC-Unique: I6jkKZ2OO_aSqVMjuCOGMA-1 Received: from AcuMS.Aculab.com (10.202.163.4) by AcuMS.aculab.com (10.202.163.4) with Microsoft SMTP Server (TLS) id 15.0.1497.38; Tue, 4 Oct 2022 10:57:48 +0100 Received: from AcuMS.Aculab.com ([::1]) by AcuMS.aculab.com ([::1]) with mapi id 15.00.1497.040; Tue, 4 Oct 2022 10:57:48 +0100 From: David Laight To: 'Kees Cook' , Jann Horn CC: Rick Edgecombe , "x86@kernel.org" , "H . Peter Anvin" , Thomas Gleixner , Ingo Molnar , "linux-kernel@vger.kernel.org" , "linux-doc@vger.kernel.org" , "linux-mm@kvack.org" , "linux-arch@vger.kernel.org" , "linux-api@vger.kernel.org" , Arnd Bergmann , Andy Lutomirski , Balbir Singh , Borislav Petkov , Cyrill Gorcunov , Dave Hansen , Eugene Syromiatnikov , Florian Weimer , "H . J . Lu" , Jonathan Corbet , Mike Kravetz , Nadav Amit , Oleg Nesterov , "Pavel Machek" , Peter Zijlstra , Randy Dunlap , "Ravi V . Shankar" , Weijiang Yang , "Kirill A . Shutemov" , "joao.moreira@intel.com" , John Allen , "kcc@google.com" , "eranian@google.com" , "rppt@kernel.org" , "jamorris@linux.microsoft.com" , "dethoma@microsoft.com" Subject: RE: [PATCH v2 00/39] Shadowstacks for userspace Thread-Topic: [PATCH v2 00/39] Shadowstacks for userspace Thread-Index: AQHY165UjpEHDRdyM0abW5Nx06znV639/yBQ Date: Tue, 4 Oct 2022 09:57:48 +0000 Message-ID: <752d296b68f04c2282bd898cf7ec3f0f@AcuMS.aculab.com> References: <20220929222936.14584-1-rick.p.edgecombe@intel.com> <202210030946.CB90B94C11@keescook> <202210032158.CE0941C4D@keescook> In-Reply-To: <202210032158.CE0941C4D@keescook> Accept-Language: en-GB, 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-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogS2VlcyBDb29rIDxrZWVzY29va0BjaHJvbWl1bS5vcmc+DQouLi4NCj4gPg0KPiA+IElm IHlvdSBkb24ndCB3YW50IC9wcm9jLyRwaWQvbWVtIHRvIGJlIGFibGUgdG8gZG8gc3R1ZmYgbGlr ZSB0aGF0LA0KPiA+IHRoZW4gSU1PIHRoZSB3YXkgdG8gZ28gaXMgdG8gY2hhbmdlIHdoZW4gL3By b2MvJHBpZC9tZW0gdXNlcw0KPiA+IEZPTExfRk9SQ0UsIG9yIHRvIGxpbWl0IG92ZXJhbGwgd3Jp dGUgYWNjZXNzIHRvIC9wcm9jLyRwaWQvbWVtLg0KPiANCj4gWWVhaCwgYWxsIHJlYXNvbmFibGUu IEkganVzdCB3aXNoIHdlIGNvdWxkIGRpdGNoIEZPTExfRk9SQ0U7IGl0IGNvbnRpbnVlcw0KPiB0 byB3ZWlyZCBtZSBvdXQgaG93IHBvd2VyZnVsIHRoYXQgZmQncyBzaWRlLWVmZmVjdHMgYXJlLg0K DQpDb3VsZCB5b3UgcmVtb3ZlIEZPTExfRk9SQ0UgZnJvbSAvcHJvYy8kcGlkL21lbSBhbmQgYWRk IGENCi9wcm9jLyRwaWQvbWVtX2ZvcmNlIHRoYXQgZW5hYmxlIEZPTExfRk9SQ0UgYnV0IHJlcXVp cmVzIHJvb3QNCihvciBzaW1pbGFyKSBhY2Nlc3MuDQoNCkFsdGhvdWdoIEkgc3VzcGVjdCBnZGIg bWF5IGxpa2UgdG8gaGF2ZSB3cml0ZSBhY2Nlc3MgdG8NCmNvZGU/DQoNCglEYXZpZA0KDQotDQpS ZWdpc3RlcmVkIEFkZHJlc3MgTGFrZXNpZGUsIEJyYW1sZXkgUm9hZCwgTW91bnQgRmFybSwgTWls dG9uIEtleW5lcywgTUsxIDFQVCwgVUsNClJlZ2lzdHJhdGlvbiBObzogMTM5NzM4NiAoV2FsZXMp DQo=