From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755503AbYAQM0n (ORCPT ); Thu, 17 Jan 2008 07:26:43 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752049AbYAQM0g (ORCPT ); Thu, 17 Jan 2008 07:26:36 -0500 Received: from gir.skynet.ie ([193.1.99.77]:50104 "EHLO gir.skynet.ie" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751253AbYAQM0f (ORCPT ); Thu, 17 Jan 2008 07:26:35 -0500 Date: Thu, 17 Jan 2008 12:26:33 +0000 From: Mel Gorman To: Ingo Molnar Cc: Denys Fedoryshchenko , linux-kernel@vger.kernel.org, Andrew Morton , Thomas Gleixner , "H. Peter Anvin" Subject: Re: bugreport kernel panic on early stage, with HIGHMEM4G: Message-ID: <20080117122632.GA14011@csn.ul.ie> References: <20080107053908.M5584@visp.net.lb> <20080115113947.GA14603@elte.hu> <20080115131340.GA6237@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline In-Reply-To: <20080115131340.GA6237@elte.hu> User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On (15/01/08 14:13), Ingo Molnar didst pronounce: > > * Ingo Molnar wrote: > > > thanks for the detailed report, i think i know what's going on. Could > > you try the patch below, does it fix your problem? > > find below the fix with a more complete changelog and with no debugging > printouts. > Looks good and the right thing to do. If you check the equivilant code for DISCONTIG, it calls pfn_valid() searching for holes so it was expected. Acked-by: Mel Gorman -- Mel Gorman Part-time Phd Student Linux Technology Center University of Limerick IBM Dublin Software Lab