From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263654AbTJORRG (ORCPT ); Wed, 15 Oct 2003 13:17:06 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263698AbTJORRF (ORCPT ); Wed, 15 Oct 2003 13:17:05 -0400 Received: from fw.osdl.org ([65.172.181.6]:18101 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S263654AbTJORRD (ORCPT ); Wed, 15 Oct 2003 13:17:03 -0400 Date: Wed, 15 Oct 2003 10:20:29 -0700 From: Andrew Morton To: Dave Jones Cc: pavel@ucw.cz, wli@holomorphy.com, linux-kernel@vger.kernel.org Subject: Re: mem=16MB laptop testing Message-Id: <20031015102029.58971c62.akpm@osdl.org> In-Reply-To: <20031015153212.GA5197@redhat.com> References: <20031014105514.GH765@holomorphy.com> <20031014045614.22ea9c4b.akpm@osdl.org> <20031015121208.GA692@elf.ucw.cz> <20031015125109.GQ16158@holomorphy.com> <20031015132054.GA840@elf.ucw.cz> <20031015153212.GA5197@redhat.com> X-Mailer: Sylpheed version 0.9.4 (GTK+ 1.2.10; 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 Dave Jones wrote: > > [PATCH] memsetup fixes (again) > > The mem= fixes from Red Hat's tree had a small bug: > if mem= was not actually used with the additional features, but > int plain old way, is used the value as the size of memory it > wants, not the upper limit. The problem with this is that there > is a small difference due to memory holes. > > I had one report of a person using mem= to reduce memory size for > a broken i386 chipset thaty only supports 64MB cached and the rest > as mtd/slram device for swap. I got broken as the boundaries changed. > > > Assuming this patch is correct, it needs forward porting to 2.6 I'll queue up a patch to do that.