Re: 3.4-rc7 numa_policy slab poison.

From: Dave Jones
Date: Mon May 21 2012 - 16:02:26 EST


On Mon, May 21, 2012 at 12:39:19PM -0700, Linus Torvalds wrote:

> But there's not a lot of recent stuff. The thing that jumps out is Mel
> Gorman's recent commit cc9a6c8776615 ("cpuset: mm: reduce large
> amounts of memory barrier related damage v3"), which has a whole new
> loop with that scary mpol_cond_put() usage. And there's we had
> problems with vma merging..
>
> Dave, how recent is this problem? Have you already tried older kernels?

I tried bisecting, but couldn't find a 'good' kernel.
I Went back as far as 3.0, before that I kept running into compile failures.
Newer gcc/binutils really seems to dislike 2.6.x now.

Dave
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