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, 29 Aug 2002 17:38:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 29 Aug 2002 17:38:11 -0400 Received: from holomorphy.com ([66.224.33.161]:32389 "EHLO holomorphy") by vger.kernel.org with ESMTP id ; Thu, 29 Aug 2002 17:38:10 -0400 Date: Thu, 29 Aug 2002 14:42:30 -0700 From: William Lee Irwin III To: Robert Love Cc: linux-kernel@vger.kernel.org Subject: Re: [PATCH] compile-time configurable NR_CPUS Message-ID: <20020829214230.GH888@holomorphy.com> Mail-Followup-To: William Lee Irwin III , Robert Love , linux-kernel@vger.kernel.org References: <1030635200.939.2561.camel@phantasy> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Description: brief message Content-Disposition: inline In-Reply-To: <1030635200.939.2561.camel@phantasy> User-Agent: Mutt/1.3.25i Organization: The Domain of Holomorphy Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Aug 29, 2002 at 11:33:20AM -0400, Robert Love wrote: > diff -urN linux-2.5.32/arch/i386/config.in linux/arch/i386/config.in --- linux-2.5.32/arch/i386/config.in Tue Aug 27 15:26:39 2002 +++ linux/arch/i386/config.in Wed Aug 28 19:15:32 2002 @@ -166,6 +166,7 @@ define_bool CONFIG_X86_IO_APIC y fi else + int 'Maximum number of CPUs (2-32)' CONFIG_NR_CPUS 32 bool 'Multiquad NUMA system' CONFIG_MULTIQUAD fi Could you make CONFIG_NR_CPUS only for non-NUMA-Q systems and hardwire it to 32 for NUMA-Q, as the bugs in io_apic.c don't have fixes yet and NUMA-Q's have enough IO-APIC's to trigger the bugs. Thanks, Bill