[PATCH v14 7/8] arm64: add pmd_[dirty|mkclean] for THP

[Will Deacon]

On Thu, Aug 14, 2014 at 02:53:31AM +0100, Minchan Kim wrote:
> MADV_FREE needs pmd_dirty and pmd_mkclean for detecting recent
> overwrite of the contents since MADV_FREE syscall is called for
> THP page.
> 
> This patch adds pmd_dirty and pmd_mkclean for THP page MADV_FREE
> support.

Acked-by: Will Deacon <will.deacon at arm.com>