From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760215AbYDUTFo (ORCPT ); Mon, 21 Apr 2008 15:05:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753834AbYDUTFe (ORCPT ); Mon, 21 Apr 2008 15:05:34 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:43102 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753795AbYDUTFd (ORCPT ); Mon, 21 Apr 2008 15:05:33 -0400 Date: Mon, 21 Apr 2008 21:05:19 +0200 From: Ingo Molnar To: Vegard Nossum Cc: Peter Zijlstra , Thomas Gleixner , linux-kernel@vger.kernel.org Subject: Re: [PATCH] x86: don't ever allocate PTEs from lowmem Message-ID: <20080421190519.GA3104@elte.hu> References: <20080421185703.GA5022@damson.getinternet.no> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080421185703.GA5022@damson.getinternet.no> User-Agent: Mutt/1.5.17 (2007-11-01) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0048] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Vegard Nossum wrote: > Hi, > > This is needed for the kernel to boot properly without OOMing if PSE > is not present or disabled for some reason. It is the fix that you > proposed for the kmemcheck OOM-on-boot case. It would also be possible > to check the PSE feature before deciding where to allocate from, but I > don't think it really matters. > > Looks ok? yes, looks good - thanks, applied. > (And yes, this DOES fix the OOM for me. :-D) great :) Ingo