On Wed, 12 Sep 2007, Mel Gorman wrote:

quoted text
> -			z++)
> -		;
> +	if (likely(nodes == NULL))
> +		for (; zonelist_zone_idx(z) > highest_zoneidx;
> +				z++)
> +			;
> +	else
> +		for (; zonelist_zone_idx(z) > highest_zoneidx ||
> +				(z->zone && !zref_in_nodemask(z, nodes));
> +				z++)
> +			;
>  

Minor nitpick here: "for (;" should become "for ( ;" to have correct 
whitespace. However, it would be clearer to use a while here.

while (zonelist_zone_idx(z)) > highest_zoneidx)
		z++;

etc.
-
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