[PATCH v12 7/8] arm64: add pmd_[dirty|mkclean] for THP

[Catalin Marinas]

On Wed, Jul 09, 2014 at 07:22:28AM +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.
> 
> Cc: Catalin Marinas <catalin.marinas at arm.com>
> Cc: Will Deacon <will.deacon at arm.com>
> Cc: Steve Capper <steve.capper at linaro.org>
> Cc: Russell King <linux at arm.linux.org.uk>
> Cc: linux-arm-kernel at lists.infradead.org
> Signed-off-by: Minchan Kim <minchan at kernel.org>

Acked-by: Catalin Marinas <catalin.marinas at arm.com>