Re: [PATCH 1/3] mm: Optimize pfn calculation in online_page()

From: Dave Hansen
Date: Mon Mar 28 2011 - 11:24:28 EST


On Mon, 2011-03-28 at 11:23 +0200, Daniel Kiper wrote:
> If CONFIG_FLATMEM is enabled pfn is calculated in online_page()
> more than once. It is possible to optimize that and use value
> established at beginning of that function.
>
> Signed-off-by: Daniel Kiper <dkiper@xxxxxxxxxxxx>

Looks sensible to me.

Acked-by: Dave Hansen <dave@xxxxxxxxxxxxxxxxxx

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