linux-kernel - Re: [PATCH 2/2] kernel/{exit.c, signal.c, power/process.c}: replace !likely(x) by likely(!x)

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Message-ID: <47B732EF.4050504@zytor.com>
Date:	Sat, 16 Feb 2008 11:01:03 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Roel Kluin <12o3l@...cali.nl>
CC:	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] kernel/{exit.c, signal.c, power/process.c}: replace
 !likely(x) by likely(!x)

Roel Kluin wrote:
> Not entirely sure who to send this to
> ---
> Replace !likely(x) by likely(!x)

Whoa...

Are you sure this is correct?

!likely(x) is equivalent to unlikely(!x), not the opposite, so this is a 
functional change...

	-hpa
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