From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965688AbXIBLsq (ORCPT ); Sun, 2 Sep 2007 07:48:46 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965136AbXIBLsj (ORCPT ); Sun, 2 Sep 2007 07:48:39 -0400 Received: from E23SMTP06.au.ibm.com ([202.81.18.175]:57751 "EHLO e23smtp06.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965152AbXIBLsi (ORCPT ); Sun, 2 Sep 2007 07:48:38 -0400 Message-ID: <46DAA310.1030309@linux.vnet.ibm.com> Date: Sun, 02 Sep 2007 17:18:32 +0530 From: Kamalesh Babulal User-Agent: Thunderbird 1.5.0.13 (X11/20070824) MIME-Version: 1.0 To: Andrew Morton CC: travis@sgi.com, ak@suse.de, linux-mm@kvack.org, linux-kernel@vger.kernel.org, clameter@sgi.com Subject: Re: [PATCH 3/6] x86: Convert cpu_sibling_map to be a per cpu variable (v2) References: <20070824222654.687510000@sgi.com> <20070824222948.851896000@sgi.com> <20070831194903.5d88a007.akpm@linux-foundation.org> <46D94E2E.5030605@linux.vnet.ibm.com> <20070901091040.a55afd28.akpm@linux-foundation.org> In-Reply-To: <20070901091040.a55afd28.akpm@linux-foundation.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Andrew Morton wrote: >> On Sat, 01 Sep 2007 17:04:06 +0530 Kamalesh Babulal wrote: >> Andrew Morton wrote: >> >>> On Fri, 24 Aug 2007 15:26:57 -0700 travis@sgi.com wrote: >>> >>> >>> >>>> Convert cpu_sibling_map from a static array sized by NR_CPUS to a >>>> per_cpu variable. This saves sizeof(cpumask_t) * NR unused cpus. >>>> Access is mostly from startup and CPU HOTPLUG functions. >>>> >>>> >>> ia64 allmodconfig: >>> >>> kernel/sched.c: In function `cpu_to_phys_group': kernel/sched.c:5937: error: `per_cpu__cpu_sibling_map' undeclared (first use in this function) kernel/sched.c:5937: error: (Each undeclared identifier is reported only once >>> kernel/sched.c:5937: error: for each function it appears in.) kernel/sched.c:5937: warning: type defaults to `int' in declaration of `type name' >>> kernel/sched.c:5937: error: invalid type argument of `unary *' kernel/sched.c: In function `build_sched_domains': kernel/sched.c:6172: error: `per_cpu__cpu_sibling_map' undeclared (first use in this function) kernel/sched.c:6172: warning: type defaults to `int' in declaration of `type name' kernel/sched.c:6172: error: invalid type argument of `unary *' kernel/sched.c:6183: warning: type defaults to `int' in declaration of `type name' kernel/sched.c:6183: error: invalid type argument of `unary *' >>> - >>> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >>> the body of a message to majordomo@vger.kernel.org >>> More majordomo info at http://vger.kernel.org/majordomo-info.html >>> Please read the FAQ at http://www.tux.org/lkml/ >>> >>> >>> >>> >> Hi Andrew, >> >> I get the exact build failure on ppc64 machine with 2.6.23-rc4-mm1. >> >> > > The ia64 workaround was to disable SCHED_SMT. > Hi Andrew, Same workaround works with ppc64 also. Thanks & Regards, Kamalesh Babulal.