linux-kernel - Re: [PATCH] fix sparse warning from include/linux/mmzone.h

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Message-ID: <20080208222637.GA2989@elte.hu>
Date:	Fri, 8 Feb 2008 23:26:37 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Harvey Harrison <harvey.harrison@...il.com>,
	viro@...IV.linux.org.uk, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] fix sparse warning from include/linux/mmzone.h


* Linus Torvalds <torvalds@...ux-foundation.org> wrote:

> Heh, yeah. That's a very odd way to write it.
> 
> It would probably make more sense to just write it as something like
> 
> 	struct zone *base = zone->zone_pgdat->node_zones;
> 
> 	if (zone == base + ZONE_HIGHMEM ||
> 		(zone == base + ZONE_MOVABLE && zone_movable_is_highmem());
> 
> instead.

missing closing parenthesis ;-)

btw., doesnt this look even nicer?:

     if (zone == base + ZONE_HIGHMEM ||
        (zone == base + ZONE_MOVABLE && zone_movable_is_highmem()));

[ i guess it must be Friday... ;-) ]

	Ingo
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