From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265902AbUGECcX (ORCPT ); Sun, 4 Jul 2004 22:32:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265916AbUGECcX (ORCPT ); Sun, 4 Jul 2004 22:32:23 -0400 Received: from dsl081-240-014.sfo1.dsl.speakeasy.net ([64.81.240.14]:12929 "EHLO tumblerings.org") by vger.kernel.org with ESMTP id S265902AbUGECcR (ORCPT ); Sun, 4 Jul 2004 22:32:17 -0400 Date: Sun, 4 Jul 2004 19:32:13 -0700 From: Zack Brown To: Marcelo Tosatti Cc: linux-kernel@vger.kernel.org Subject: Re: problems getting SMP to work with vanilla 2.4.26 Message-ID: <20040705023213.GA1557@tumblerings.org> References: <20040704020543.GA1776@tumblerings.org> <20040704141336.GA18851@logos.cnet> <20040704181438.GB3816@tumblerings.org> <20040705002305.GA20847@logos.cnet> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040705002305.GA20847@logos.cnet> User-Agent: Mutt/1.5.6+20040523i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Sun, Jul 04, 2004 at 09:23:05PM -0300, Marcelo Tosatti wrote: > On Sun, Jul 04, 2004 at 11:14:38AM -0700, Zack Brown wrote: > > Hi Marcelo, folks, > > > > On Sun, Jul 04, 2004 at 11:13:36AM -0300, Marcelo Tosatti wrote: > > > On Sat, Jul 03, 2004 at 07:05:43PM -0700, Zack Brown wrote: > > > > Hi folks, > > > > > > > > When booting vanilla 2.4.26 with SMP enabled, I get a lockup before the > > > > boot sequence is completed. The same kernel with SMP disabled boots and runs > > > > just fine. Both CPUs are detected by the system at bootup, before lilo takes > > > > over. Here's the error as I wrote it down from the screen, followed by the > > > > .config file: > > > > > > I can't help much really. Tried CONFIG_ACPI_BOOT=n ? > > > > > I did a 'make dep' and 'make bzImage', and got the following error. It > > looks like the kernel really wants that option enabled. > > Hi Zack, > > Silly me, its not possible to compile SMP image without CONFIG_ACPI_BOOT (a lot of > SMP detection code is linked to basic ACPI infrastructure). > > Can you please try the nolapic/noapic boot options? They should disable the APIC, and > if APIC is the "root" of your crashes, we will find out that way. > > Sorry for the noise. It turns out I tried 2.6.6 and got it working. Thanks for the help though! I'm assuming the 2.4 thing is probably just a configuration problem at my end, and not an actual kernel bug. If you think it might be a real bug, I'm happy to keep trying other stuff to root it out. Many thanks! Zack -- Zack Brown