Re: [PATCH 3/3] Do not unconditionally treat zones that failzone_reclaim() as full

From: Mel Gorman
Date: Mon Jun 08 2009 - 10:43:58 EST


On Mon, Jun 08, 2009 at 10:32:12AM -0400, Christoph Lameter wrote:
> Ok this patch addresses a bug in zone reclaim introduced by Paul Jackson
> in commit 9276b1bc96a132f4068fdee00983c532f43d3a26. Before that commit
> zone reclaim would not mark a zone as full if it failed but simply
> continue scanning.
>

Well spotted. I hadn't checked out the history as to when this problem
was introduced but it looks like this bug was introduced way back around
2.6.19.

> Acked-by: Christoph Lameter <cl@xxxxxxxxxxxxxxxxxxxx>
>

Thanks

--
Mel Gorman
Part-time Phd Student Linux Technology Center
University of Limerick IBM Dublin Software Lab
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