linux-kernel - Re: [PATCH] x86: traps.c replace #if CONFIG_X86_32 with #ifdef CONFIG_X86

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Date:	Tue, 23 Dec 2008 19:48:26 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	"H. Peter Anvin" <hpa@...nel.org>
Cc:	Jaswinder Singh <jaswinder@...radead.org>,
	Ingo Molnar <mingo@...e.hu>, Andi Kleen <andi@...stfloor.org>,
	x86 maintainers <x86@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86: traps.c replace #if CONFIG_X86_32 with #ifdef	CONFIG_X86_32

On Tue, Dec 23, 2008 at 10:20:37AM -0800, H. Peter Anvin wrote:
> >  		return;
> >  #endif
> 
> Applied to tip:x86/fpu, thanks.
> 
> Andi: you might have a perspective on this: in math_error() we bail out
> if there is no error on i386, but not on x86-64.  I am rather assuming
> that is because it simply can't happen on x86-64 (no IRQ 13 bullshit) so
> it wasn't necessary?

Probably yes because it was not needed. Don't remember the exact circumstances,
sorry.

But dropping the #ifdef should be fine obviously.

-Andi
-- 
ak@...ux.intel.com
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