linux-kernel - Re: [PATCH 1/2] [x86] arch/x86/kernel/signal

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Message-ID: <47B73963.1050702@tiscali.nl>
Date:	Sat, 16 Feb 2008 20:28:35 +0100
From:	Roel Kluin <12o3l@...cali.nl>
To:	Thomas Gleixner <tglx@...utronix.de>, mingo@...hat.com,
	hpa@...or.com
CC:	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] [x86] arch/x86/kernel/signal_32.c: replace !likely(x)
 by likely(!x)

Roel Kluin wrote:
> Replace !likely(x) by likely(!x)
> 
> Signed-off-by: Roel Kluin <12o3l@...cali.nl>
> ---
> diff --git a/arch/x86/kernel/signal_32.c b/arch/x86/kernel/signal_32.c
> index caee1f0..335872f 100644
> --- a/arch/x86/kernel/signal_32.c
> +++ b/arch/x86/kernel/signal_32.c
> @@ -303,7 +303,7 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size)
>  	 * If we are on the alternate signal stack and would overflow it, don't.
>  	 * Return an always-bogus address instead so we will die with SIGSEGV.
>  	 */
> -	if (on_sig_stack(sp) && !likely(on_sig_stack(sp - frame_size)))
> +	if (on_sig_stack(sp) && likely(!on_sig_stack(sp - frame_size)))
>  		return (void __user *) -1L;
>  
>  	/* This is the X/Open sanctioned signal stack switching.  */
> --
sorry, please ignore this patch
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