linux-kernel - Re: [PATCH -tip] x86: trampoline.c cleanup

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Date:	Sat, 14 Mar 2009 22:05:11 +0530
From:	Jaswinder Singh Rajput <jaswinder@...nel.org>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Ingo Molnar <mingo@...e.hu>, x86 maintainers <x86@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH -tip] x86: trampoline.c cleanup

Hello Thomas,

On Sat, 2009-03-14 at 17:20 +0100, Thomas Gleixner wrote:
> On Sat, 14 Mar 2009, Jaswinder Singh Rajput wrote:
> 
> > Subject: [PATCH] x86: trampoline.c cleanup
> > 
> > Impact: cleanup
> > 
> >  - fix style problems
> 
> Err. This patch is a style problem itself.
>  
> > Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@...il.com>
> > ---
> >  arch/x86/kernel/trampoline.c |    3 ++-
> >  1 files changed, 2 insertions(+), 1 deletions(-)
> > 
> > diff --git a/arch/x86/kernel/trampoline.c b/arch/x86/kernel/trampoline.c
> > index 808031a..e3b1f2e 100644
> > --- a/arch/x86/kernel/trampoline.c
> > +++ b/arch/x86/kernel/trampoline.c
> > @@ -15,7 +15,7 @@ void __init reserve_trampoline_memory(void)
> >  	 * trampoline before removing it. (see the GDT stuff)
> >  	 */
> >  	reserve_early(PAGE_SIZE, PAGE_SIZE + PAGE_SIZE, "EX TRAMPOLINE");
> > -#endif
> > +#endif /* CONFIG_X86_32 */
> 
> There is no need for this useless comment. The #ifdef is 5 lines
> above. Such comments are only helpful in large nested sections.
> 

Ahh, So

	if (ifdef < 5)
		Rule #1
	else
		Rule #2

Thanks,
--
JSR


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