From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ingo Molnar Subject: Re: linux-next: tip tree build warning Date: Wed, 28 Oct 2009 08:31:45 +0100 Message-ID: <20091028073145.GD6353@elte.hu> References: <20091028181443.50a09dbb.sfr@canb.auug.org.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mx2.mail.elte.hu ([157.181.151.9]:41016 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932577AbZJ1Hbz (ORCPT ); Wed, 28 Oct 2009 03:31:55 -0400 Content-Disposition: inline In-Reply-To: <20091028181443.50a09dbb.sfr@canb.auug.org.au> Sender: linux-next-owner@vger.kernel.org List-ID: To: Stephen Rothwell Cc: Thomas Gleixner , "H. Peter Anvin" , Peter Zijlstra , linux-next@vger.kernel.org, linux-kernel@vger.kernel.org * Stephen Rothwell wrote: > Hi all, > > Today's linux-next build (x86_64 allmodconfig) produced this warning: > > In file included from arch/x86/include/asm/smp.h:13, > from arch/x86/include/asm/mmzone_64.h:12, > from arch/x86/include/asm/mmzone.h:4, > from include/linux/mmzone.h:783, > from include/linux/gfp.h:4, > from include/linux/kmod.h:22, > from include/linux/module.h:13, > from arch/x86/kernel/apic/apic_noop.c:14: > arch/x86/include/asm/apic.h: In function 'default_apicid_to_cpu_present': > arch/x86/include/asm/apic.h:591: warning: the frame size of 8192 bytes is larger than 2048 bytes > > It may not have been caused by the tip tree, but I can't find what > changed to cause this and a commit from the tip tree has exposed it > (9844ab11c763bfed9f054c82366b19dcda66aca9 "x86, apic: Introduce the > NOOP apic driver"). That commit is very simple. Are you sure it's not GCC bogosity? Ingo