Re: [PATCH 31 of 66] split_huge_page anon_vma ordering dependency

From: Mel Gorman
Date: Thu Nov 18 2010 - 10:14:16 EST


On Wed, Nov 03, 2010 at 04:28:06PM +0100, Andrea Arcangeli wrote:
> From: Andrea Arcangeli <aarcange@xxxxxxxxxx>
>
> This documents how split_huge_page is safe vs new vma inserctions into
> the anon_vma that may have already released the anon_vma->lock but not
> established pmds yet when split_huge_page starts.
>
> Signed-off-by: Andrea Arcangeli <aarcange@xxxxxxxxxx>

Acked-by: Mel Gorman <mel@xxxxxxxxx>

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