linux-kernel - Re: [PATCH] Add "is_power_of

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Message-Id: <200702201629.40758.m.kozlowski@tuxland.pl>
Date:	Tue, 20 Feb 2007 16:29:40 +0100
From:	Mariusz Kozlowski <m.kozlowski@...land.pl>
To:	"Robert P. J. Day" <rpjday@...dspring.com>
Cc:	Linux kernel mailing list <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>,
	Paul Mackerras <paulus@...ba.org>, dhowells@...hat.com,
	galak@...nel.crashing.org
Subject: Re: [PATCH] Add "is_power_of_2" checking to log2.h.

Hello, 

Please fix the parentheses thing in both arch/powerpc/mm/pgtable_32.c and 
arch/ppc/mm/pgtable.c.

> +#define is_power_of_4(x)	is_power_of_2(x) && (ffs(x) & 1))

Regards,

	Mariusz Kozlowski
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