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From: Rik van Riel on 26 May 2010 11:40
On Wed, 26 May 2010 00:00:15 -0400
Rik van Riel <riel(a)redhat.com> wrote:
> On 05/13/2010 05:09 PM, Andrew Morton wrote:
>
> > I'm not very confident in merging all these onto the current MM pile.
>
> Blah. I thought I just did that (and wondered why it was
> so easy), and then I saw that the MMOTM git tree is old
> and does not have the COMPACTION code :(
>
> On to doing this thing again :/

Andrew, here are the patches to always lock the root anon_vma,
ported to the latest -mm tree.

These patches implement Linus's idea of always locking the root
anon_vma and contain all the fixes and improvements suggested
by Andrea.

This should fix the last bits of the anon_vma locking.

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