Re: [PATCH v11 6/7] ARM: add pmd_[dirty|mkclean] for THP

2014-07-08 Thread Minchan Kim
Hello Steve, On Tue, Jul 08, 2014 at 12:37:38PM +0100, Steve Capper wrote: > On Tue, Jul 08, 2014 at 03:03:43PM +0900, 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. > > > >

Re: [PATCH v11 6/7] ARM: add pmd_[dirty|mkclean] for THP

2014-07-08 Thread Steve Capper
On Tue, Jul 08, 2014 at 03:03:43PM +0900, 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:

[PATCH v11 6/7] ARM: add pmd_[dirty|mkclean] for THP

2014-07-08 Thread Minchan Kim
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 Cc: Will Deacon Cc: Steve Capper Cc: Russell King Cc:

[PATCH v11 6/7] ARM: add pmd_[dirty|mkclean] for THP

2014-07-08 Thread Minchan Kim
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.mari...@arm.com Cc: Will Deacon will.dea...@arm.com Cc:

Re: [PATCH v11 6/7] ARM: add pmd_[dirty|mkclean] for THP

2014-07-08 Thread Steve Capper
On Tue, Jul 08, 2014 at 03:03:43PM +0900, 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

Re: [PATCH v11 6/7] ARM: add pmd_[dirty|mkclean] for THP

2014-07-08 Thread Minchan Kim
Hello Steve, On Tue, Jul 08, 2014 at 12:37:38PM +0100, Steve Capper wrote: On Tue, Jul 08, 2014 at 03:03:43PM +0900, 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