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SubjectRe: [PATCH 2/4] vma_adjust: fix the copying of anon_vma chains
On 04/12/2010 04:23 PM, Linus Torvalds wrote:
>
> From: Linus Torvalds<torvalds@linux-foundation.org>
> Date: Sat, 10 Apr 2010 15:22:30 -0700
> Subject: [PATCH 2/4] vma_adjust: fix the copying of anon_vma chains
>
> When we move the boundaries between two vma's due to things like
> mprotect, we need to make sure that the anon_vma of the pages that got
> moved from one vma to another gets properly copied around. And that was
> not always the case, in this rather hard-to-follow code sequence.
>
> Clarify the code, and fix it so that it copies the anon_vma from the
> right source.
>
> Signed-off-by: Linus Torvalds<torvalds@linux-foundation.org>

Reviewed-by: Rik van Riel <riel@redhat.com>



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