From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752862Ab1LLDCK (ORCPT ); Sun, 11 Dec 2011 22:02:10 -0500 Received: from terminus.zytor.com ([198.137.202.10]:34435 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752779Ab1LLDCH (ORCPT ); Sun, 11 Dec 2011 22:02:07 -0500 Message-ID: <4EE56E99.60801@zytor.com> Date: Sun, 11 Dec 2011 19:01:45 -0800 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:8.0) Gecko/20111115 Thunderbird/8.0 MIME-Version: 1.0 To: Linus Torvalds CC: Keith Packard , linux-kernel@vger.kernel.org, Matt Fleming , Matthew Garrett , Zhang Rui , Huang Ying , Andrew Morton , Ingo Molnar Subject: Re: [PATCH] Revert "x86, efi: Calling __pa() with an ioremap()ed address is invalid" References: <1323648762-2148-1-git-send-email-keithp@keithp.com> In-Reply-To: X-Enigmail-Version: 1.3.3 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 12/11/2011 06:59 PM, Linus Torvalds wrote: > On Sun, Dec 11, 2011 at 4:12 PM, Keith Packard wrote: >> This hangs my MacBook Air at boot time; I get no console messages at >> all. I reverted this on top of -rc5 and my machine boots again. > > Interesting. Current -git works for me on my 11" Macbook Air. Which > should be identical to yours. This is the 4GB RAM, 128GB disk version, > no? > > But I'm running OpenSUSE, and you're running Debian, right? And our > kernel configs are probably wildly different, since I tend to try to > boot a fairly minimal set. > > That said, if you've verified that if fails for you, I guess we should > revert regardless. Matt, any suggestions for tests to do? > Also... I'd like to know what machines, if any, would break without the patch, so we can figure out what has to be tested. -hpa -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf.