[PATCH v10 6/7] ARM: add pmd_[dirty|mkclean] for THP
From: Will Deacon <hidden>
Date: 2014-07-07 09:12:22
Also in:
linux-api, linux-mm, lkml
On Mon, Jul 07, 2014 at 01:53:57AM +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.
Looks fine to me, but it would be good if Steve can take a look too. BTW: the subject of the patch says 'ARM:' but this only affects arm64. Is there a corresponding patch for arch/arm/ too? Will