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=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 DBA5BC3A5A2 for ; Tue, 10 Sep 2019 06:33:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A4396218AF for ; Tue, 10 Sep 2019 06:33:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=zytor.com header.i=@zytor.com header.b="Pxtcidup" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2393469AbfIJGdJ (ORCPT ); Tue, 10 Sep 2019 02:33:09 -0400 Received: from terminus.zytor.com ([198.137.202.136]:42387 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729634AbfIJGdJ (ORCPT ); Tue, 10 Sep 2019 02:33:09 -0400 Received: from [192.168.4.140] (38.85.69.148.rev.vodafone.pt [148.69.85.38] (may be forged)) (authenticated bits=0) by mail.zytor.com (8.15.2/8.15.2) with ESMTPSA id x8A6Whi12604321 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NO); Mon, 9 Sep 2019 23:32:45 -0700 DKIM-Filter: OpenDKIM Filter v2.11.0 mail.zytor.com x8A6Whi12604321 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zytor.com; s=2019081901; t=1568097166; bh=M4Rnbdd+hBMC+MWdqNSpD8GkoZfmjy8tx/d4XPGtAhA=; h=Date:In-Reply-To:References:Subject:To:CC:From:From; b=Pxtcidup6Gdn7/1hrKDmBExh97qyYca26tW4nhbkgDO+SwesZCS8beg00BcEud1Ku wbzZTgtVqyvUhtx+8wLEIHh7RuUJUmbXQWSaBYliD19LatO+KBanWaHral24Xp1+uK M15TgZ0jObx7FXR9EENpY5+peMYPcSMc642eyXMVM7wU5uj8iiXbmnAlragUUxFl9E 8QaEAosw/BowfI3Bl2y2WZwl1ZhEZqjiqZEtvzDDvGivo1dwaBjGjvVGwe7Xw1rpYt SSAo3/5HjqDZn1ewRdItOdUtHotuMe1TcBIWb5Ny9YbJAeWkEXGZSGX0zKmo9HIHLg Ke6QzIqehFaYA== Date: Tue, 10 Sep 2019 07:32:33 +0100 User-Agent: K-9 Mail for Android In-Reply-To: <20190910062828.GA40888@gmail.com> References: <20190905232222.14900-1-bshanks@codeweavers.com> <7BFFC7D1-6158-4237-AEF9-D10635F054FC@zytor.com> <20190910062828.GA40888@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Subject: Re: [PATCH] x86/umip: Add emulation for 64-bit processes To: Ingo Molnar CC: Brendan Shanks , linux-kernel@vger.kernel.org, Ricardo Neri , Thomas Gleixner , Ingo Molnar , Borislav Petkov , x86@kernel.org, "Eric W. Biederman" From: hpa@zytor.com Message-ID: <193CDEE9-B533-4BFE-972E-384C00359945@zytor.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On September 10, 2019 7:28:28 AM GMT+01:00, Ingo Molnar wrote: > >* hpa@zytor=2Ecom wrote: > >> I would strongly suggest that we change the term "emulation" to=20 >> "spoofing" for these instructions=2E We need to explain that we do >*not*=20 >> execute these instructions the was the CPU would have, and unlike the > >> native instructions do not leak kernel information=2E > >Ok, I've edited the patch to add the 'spoofing' wording where=20 >appropriate, and I also made minor fixes such as consistently=20 >capitalizing instruction names=2E > >Can I also add your Reviewed-by tag? > >So the patch should show up in tip:x86/asm today-ish, and barring any=20 >complications is v5=2E4 material=2E > >Thanks, > > Ingo Yes, please do=2E Reviewed-by: H=2E Peter Anvin (Intel) --=20 Sent from my Android device with K-9 Mail=2E Please excuse my brevity=2E