From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 8 Aug 2002 14:12:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 8 Aug 2002 14:12:21 -0400 Received: from e21.nc.us.ibm.com ([32.97.136.227]:30379 "EHLO e21.nc.us.ibm.com") by vger.kernel.org with ESMTP id ; Thu, 8 Aug 2002 14:12:20 -0400 Date: Thu, 08 Aug 2002 11:14:06 -0700 From: "Martin J. Bligh" To: William Lee Irwin III cc: linux-kernel@vger.kernel.org Subject: Re: further IO-APIC oddities Message-ID: <73720000.1028830446@flay> In-Reply-To: <20020808180743.GD15685@holomorphy.com> References: <20020808162856.GD6256@holomorphy.com> <70720000.1028829388@flay> <20020808180743.GD15685@holomorphy.com> X-Mailer: Mulberry/2.1.2 (Linux/x86) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > It's different from 2.5.29, I can follow up with that. 2.5.29 saw all 0's, > so whatever it was that was scribbling over the MPC table and making the > ID's all 0, it's scribbling on something else now (probably mem_map). I thought that was only if you reduced NR_CPUS? And you shouldn't need to read the IOAPIC tables to do that - the basic array was getting overwritten. Or am I confusing at least two different bugs? M.