From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760005AbYFDK0k (ORCPT ); Wed, 4 Jun 2008 06:26:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753970AbYFDK0a (ORCPT ); Wed, 4 Jun 2008 06:26:30 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:51574 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753597AbYFDK03 (ORCPT ); Wed, 4 Jun 2008 06:26:29 -0400 Date: Wed, 4 Jun 2008 12:26:14 +0200 From: Ingo Molnar To: Yinghai Lu Cc: Thomas Gleixner , "H. Peter Anvin" , Andrew Morton , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH] x86: numa32 make sure get kva space Message-ID: <20080604102614.GC22971@elte.hu> References: <200806031025.55026.yhlu.kernel@gmail.com> <200806031932.31376.yhlu.kernel@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200806031932.31376.yhlu.kernel@gmail.com> User-Agent: Mutt/1.5.18 (2008-05-17) 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: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Yinghai Lu wrote: > when 1/3 user/kernel is used, and less memory is installed, or have big hole > below 4g, max_low_pfn is still using 3g-128m > > try to go down from max_low_pfn until get it. otherwise will panic. > > need to make 32bit code to use register_e820_active_regions...later > > Signed-off-by: Yinghai Lu applied, thanks. Ingo