Re: [PATCH 05/19] mm: page_alloc: Calculate classzone_idx once from the zonelist ref

From: Andrew Morton
Date: Tue May 13 2014 - 18:26:13 EST


On Tue, 13 May 2014 10:45:36 +0100 Mel Gorman <mgorman@xxxxxxx> wrote:

> There is no need to calculate zone_idx(preferred_zone) multiple times
> or use the pgdat to figure it out.
>

This one falls afoul of pending mm/next changes in non-trivial ways.
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