Re: [PATCH v12 8/8] mm: Don't split THP page when syscall is called

On Wed, Jul 09, 2014 at 03:22:29PM +0900, Minchan Kim wrote: > We don't need to split THP page when MADV_FREE syscall is > called. It could be done when VM decide really frees it so > we could avoid unnecessary THP split. > > Cc: Andrea Arcangeli > Signed-off-by: Minchan Kim I would like to fre

[PATCH v12 8/8] mm: Don't split THP page when syscall is called

We don't need to split THP page when MADV_FREE syscall is called. It could be done when VM decide really frees it so we could avoid unnecessary THP split. Cc: Andrea Arcangeli Signed-off-by: Minchan Kim --- include/linux/huge_mm.h | 4 mm/huge_memory.c| 35