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Date: Wed, 28 Oct 2009 08:31:45 +0100
From: Ingo Molnar <mingo@elte.hu>
To: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Thomas Gleixner <tglx@linutronix.de>, "H. Peter Anvin" <hpa@zytor.com>,
       Peter Zijlstra <peterz@infradead.org>, linux-next@vger.kernel.org,
       linux-kernel@vger.kernel.org
Subject: Re: linux-next: tip tree build warning
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References: <20091028181443.50a09dbb.sfr@canb.auug.org.au>
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* Stephen Rothwell <sfr@canb.auug.org.au> 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