Re: [PATCHv2 1/2] mm: Introduce wrappers to access mm->nr_ptes

From: Kirill A. Shutemov
Date: Fri Oct 06 2017 - 05:56:49 EST


On Fri, Oct 06, 2017 at 10:50:38AM +0200, Michal Hocko wrote:
> On Thu 05-10-17 13:14:41, Kirill A. Shutemov wrote:
> > Let's add wrappers for ->nr_ptes with the same interface as for nr_pmd
> > and nr_pud.
> >
> > It's preparation for consolidation of page-table counters in mm_struct.
>
> You are also making the accounting dependent on MMU which is OK because
> no nommu arch really accounts page tables if there is anything like that
> at all on those archs but it should be mentioned in the changelog.

Okay, I'll update change log.

> > Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
>
> Acked-by: Michal Hocko <mhocko@xxxxxxxx>

Thanks.

--
Kirill A. Shutemov