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SubjectRe: [PATCH 1/4] hugetlb, rmap: always use anon_vma root pointer
On Fri, Sep 10, 2010 at 01:23:03PM +0900, Naoya Horiguchi wrote:
> This patch applies Andrea's fix given by the following patch into hugepage
> rmapping code:
>
> commit 288468c334e98aacbb7e2fb8bde6bc1adcd55e05
> Author: Andrea Arcangeli <aarcange@redhat.com>
> Date: Mon Aug 9 17:19:09 2010 -0700
>
> This patch uses anon_vma->root and avoids unnecessary overwriting when
> anon_vma is already set up.
>
> Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
> ---
> mm/rmap.c | 13 +++++++------
> 1 files changed, 7 insertions(+), 6 deletions(-)

Acked-by: Andrea Arcangeli <aarcange@redhat.com>



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