From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935288AbdKPTD5 (ORCPT ); Thu, 16 Nov 2017 14:03:57 -0500 Received: from one.firstfloor.org ([193.170.194.197]:59986 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935267AbdKPTDu (ORCPT ); Thu, 16 Nov 2017 14:03:50 -0500 Date: Thu, 16 Nov 2017 11:03:47 -0800 From: Andi Kleen To: Guenter Roeck Cc: Andi Kleen , Andi Kleen , x86@kernel.org, hpa@zytor.com, linux-kernel@vger.kernel.org Subject: Re: [v8, 4/5] x86/xsave: Make XSAVE check the base CPUID features before enabling Message-ID: <20171116190347.GF2482@two.firstfloor.org> References: <20171005215256.25659-5-andi@firstfloor.org> <20171111231521.GA31139@roeck-us.net> <20171112064148.GL8522@tassilo.jf.intel.com> <20171114012805.GD2482@two.firstfloor.org> <20171114014915.GA23102@roeck-us.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20171114014915.GA23102@roeck-us.net> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > It is what I use at kerneltests.org. > See https://github.com/groeck/linux-build-test/tree/master/rootfs/x86_64 > for configuration and script. > > > I can't reproduce it here with different qemu settings. > > > Interesting. What version of qemu are you using ? I tested with your config: -no-kvm -cpu Broadwell-noTSX -M q35 and still don't see any boot warnings. This is QEMU emulator version 2.9.1(qemu-2.9.1-2.fc26) If you're on an older version it may be already fixed in qemu then. -Andi