From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752886Ab1DEG4K (ORCPT ); Tue, 5 Apr 2011 02:56:10 -0400 Received: from terminus.zytor.com ([198.137.202.10]:37284 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752702Ab1DEG4H (ORCPT ); Tue, 5 Apr 2011 02:56:07 -0400 Message-ID: <4D9ABCED.30606@zytor.com> Date: Mon, 04 Apr 2011 23:55:41 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.15) Gecko/20110307 Fedora/3.1.9-1.fc15 Thunderbird/3.1.9 MIME-Version: 1.0 To: "Rafael J. Wysocki" CC: Ingo Molnar , Stefano Stabellini , "x86@kernel.org" , "yinghai@kernel.org" , "linux-kernel@vger.kernel.org" , Greg KH , "lkml20101129@newton.leun.net" , stable kernel team , Jeremy Fitzhardinge Subject: Re: [PATCH urgent] x86: Save cr4 to mmu_cr4_features at boot time References: <201104050829.58474.rjw@sisk.pl> <4D9AB8B7.9020708@zytor.com> <201104050843.39246.rjw@sisk.pl> In-Reply-To: <201104050843.39246.rjw@sisk.pl> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04/04/2011 11:43 PM, Rafael J. Wysocki wrote: >> >> Just to refresh my memory... is this an issue in mainline, or is it only >> a problem in the backport (I'm wondering if the trampoline unification >> patches might have accidentally solved the issue)? > > The problem is in mainline too, please fix ASAP. Thanks for confirming, will look at it in the morning. Just looking for the sanest place to put the save/restore (it really should be done at the same places where we save/restore MISC_ENABLE.) -hpa -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf.