Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp1302134imu; Wed, 28 Nov 2018 07:37:35 -0800 (PST) X-Google-Smtp-Source: AFSGD/XxqQN3qU3YryTaTFvNWWsa6o906SL3l7c6l1+V67FL4rHBzwRSJqUGvI28FHx/s9bf1W1L X-Received: by 2002:a17:902:7587:: with SMTP id j7mr37660137pll.191.1543419455441; Wed, 28 Nov 2018 07:37:35 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1543419455; cv=none; d=google.com; s=arc-20160816; b=gjPNWiGDUlGjR7J2KR506pkId0KF9cJKQi/wXH/Wi1hh+5cuxxFckRfJxbzAgP+egk 9/cJCFEmV11T9aOODX5CYw7P5Yp4MJJvYetdlne4QCU9f4G8+WSyP07fkfRkhrym9Y/Y 3jxN6Om+bS0gEje9OWrT7hNPmpq/p+qCDWZ4FO+FXp+Tr5qHz08q+TnIudtoI5CSrqgQ BYy7podK5K0PiqrFqlrJKBCoOnisa3P7H3CqWmxpRlHrNAklpHhxi5FaygobnFClkokN 0Vbb2x/UbAyLku+nuMw/58x9fqbWOTa2QZovkGm5GVUHTrjDf5yf1l4k8SD2DBCmvSlH DzFA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=F/4X7lXd4DJ/EJkqQ+WqjrO4O9mlpDxG99LkN1GxyS4=; b=WL0PKSVTp7+XlLxP6d/pVE0FTTw3VhVL/wMW5CkeOl3fselQw/hh6zrl0uNC0wcIZi Z/3ZQikX53Lg6mmZuSkPoaHgxjJfpKRKdgin1tnPN6W8La0Ev/fwlzGiD3xq7bY3WGBZ 62QCV9pcWpl9G4FSgY/rEm9S4Hzf8K66SMPbeobTqx4f0WxKzQdiyhkPrsHbrCeSMmlu h0G/fOEEy8vD+VqpIzQog6/I0ADV/AuLXe6Xq2e4PAH5pzZQzZPlY+6n7JNnv9TIbxYG RzR0pcAMHhxkc9WjvjpGbgqBDc+nJPPvSIKKYhOJNWzqZcv1sxdB0kJNNfBc1gQ5pqBT ggjw== 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id i4si8116223pfg.218.2018.11.28.07.37.12; Wed, 28 Nov 2018 07:37:35 -0800 (PST) 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728833AbeK2ChD (ORCPT + 99 others); Wed, 28 Nov 2018 21:37:03 -0500 Received: from Galois.linutronix.de ([146.0.238.70]:60272 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727979AbeK2ChD (ORCPT ); Wed, 28 Nov 2018 21:37:03 -0500 Received: from bigeasy by Galois.linutronix.de with local (Exim 4.80) (envelope-from ) id 1gS1rJ-0000Ee-At; Wed, 28 Nov 2018 16:34:37 +0100 Date: Wed, 28 Nov 2018 16:34:37 +0100 From: Sebastian Andrzej Siewior To: David Laight Cc: "'H. Peter Anvin'" , Jann Horn , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Andy Lutomirski , "kernel-hardening@lists.openwall.com" , "Naveen N. Rao" , "linux-kernel@vger.kernel.org" , "x86@kernel.org" Subject: Re: [PATCH] x86/fpu: XRSTOR is expected to raise #GP Message-ID: <20181128153436.rftr3kfocxn2kcwo@linutronix.de> References: <20181126172706.184008-1-jannh@google.com> <20181126174945.r2ubrlg2gzwog2ez@linutronix.de> <4d4c4f1f-72e3-0182-151e-8bd455ccd143@zytor.com> <52276fe27116406eb601a99704459f80@AcuMS.aculab.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <52276fe27116406eb601a99704459f80@AcuMS.aculab.com> User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2018-11-28 15:27:28 [+0000], David Laight wrote: > Better still note it in the code. I'm in favour of adding something to tools/testing/selftests/x86/. > David Sebastian