Re: [PATCH] rmap: fix pgoff calculation to handle hugepage correctly

[Rik van Riel]

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On 07/01/2014 10:46 AM, Naoya Horiguchi wrote:
> I triggered VM_BUG_ON() in vma_address() when I try to migrate an
> anonymous hugepage with mbind() in the kernel v3.16-rc3. This is
> because pgoff's calculation in rmap_walk_anon() fails to consider
> compound_order() only to have an incorrect value. So this patch
> fixes it.
> 
> Signed-off-by: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>

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

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