From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760904AbXIXXQS (ORCPT ); Mon, 24 Sep 2007 19:16:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758257AbXIXXQH (ORCPT ); Mon, 24 Sep 2007 19:16:07 -0400 Received: from smtp2.linux-foundation.org ([207.189.120.14]:53646 "EHLO smtp2.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757517AbXIXXQE (ORCPT ); Mon, 24 Sep 2007 19:16:04 -0400 Date: Mon, 24 Sep 2007 16:15:55 -0700 From: Andrew Morton To: Dave Hansen Cc: linux-kernel@vger.kernel.org, hch@infradead.org Subject: Re: [PATCH 24/25] r/o bind mounts: track number of mount writers Message-Id: <20070924161555.aad68a72.akpm@linux-foundation.org> In-Reply-To: <1190675137.26982.266.camel@localhost> References: <20070920195249.852667D5@kernel> <20070920195320.38C8E20D@kernel> <20070923231713.f81ee0db.akpm@linux-foundation.org> <1190671602.26982.261.camel@localhost> <20070924152532.305ec951.akpm@linux-foundation.org> <1190675137.26982.266.camel@localhost> X-Mailer: Sylpheed version 2.2.7 (GTK+ 2.8.6; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 24 Sep 2007 16:05:37 -0700 Dave Hansen wrote: > On Mon, 2007-09-24 at 15:25 -0700, Andrew Morton wrote: > > hm. I saw that warning on my 2-way. It has CONFIG_NR_CPUS=8 so perhaps > > the kernel has decided that this machine can possibly have eight CPUs. > > > > It's an old super-micro board, doesn't have ACPI. > > Well, it's looking like we only set cpu_possible_map from data we find > in the MP table, which makes sense. The only question is how your > system gets more than ~8 possible cpus. Do you have the .config handy? > http://userweb.kernel.org/~akpm/config-vmm.txt