Re: [PATCH] MIPS/mm: add compound tail page _mapcount when mapped

[Ralf Baechle]

On Wed, Aug 22, 2012 at 11:02:34AM +0800, Jovi Zhang wrote:

> see commit b6999b191 which target for x86 mm/gup, let it align with
> mips architecture.
> 
> Quote from commit b6999b191:
>     "If compound pages are used and the page is a
>     tail page, gup_huge_pmd() increases _mapcount to record tail page are
>     mapped while gup_huge_pud does not do that."

Thanks, applied and also acked' for -stable.

Note the patch got linewrapped along the way but it's trivial enough to be
fixed up.

  Ralf
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