Re: [PATCH v3 1/3] hugetlbfs: stop setting VM_DONTDUMP in initializingvma(VM_HUGETLB)

[Rik van Riel]

On 04/03/2013 02:35 PM, Naoya Horiguchi wrote:
> Currently we fail to include any data on hugepages into coredump,
> because VM_DONTDUMP is set on hugetlbfs's vma. This behavior was recently
> introduced by commit 314e51b98 "mm: kill vma flag VM_RESERVED and
> mm->reserved_vm counter". This looks to me a serious regression,
> so let's fix it.
>
> ChangeLog v3:
>   - move 'return 0' into a separate patch
>
> ChangeLog v2:
>   - add 'return 0' in hugepage memory check
>
> Signed-off-by: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>
> Acked-by: Konstantin Khlebnikov <khlebnikov@xxxxxxxxxx>
> Acked-by: Michal Hocko <mhocko@xxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx

Reviewed-by: Rik van Riel <riel@xxxxxxxxxx>

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