Re: memcg: lru scan fix (Was: 2.6.26-rc8-mm1

KAMEZAWA Hiroyuki
2008-07-05T03:59:45Z

On Fri, 4 Jul 2008 12:24:59 -0700
Andrew Morton <akpm@linux-foundation.org> wrote:

> On Fri, 4 Jul 2008 15:16:56 -0400 Rik van Riel <riel@redhat.com> wrote:
>
> > On Fri, 4 Jul 2008 18:02:26 +0900
> > KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> wrote:
> >
> > > Index: test-2.6.26-rc8-mm1/mm/vmscan.c
> > > ===================================================================
> > > --- test-2.6.26-rc8-mm1.orig/mm/vmscan.c
> > > +++ test-2.6.26-rc8-mm1/mm/vmscan.c
> > > @@ -1501,6 +1501,8 @@ static unsigned long shrink_zone(int pri
> > > */
> > > if (scan_global_lru(sc) && inactive_anon_is_low(zone))
> > > shrink_active_list(SWAP_CLUSTER_MAX, zone, sc, priority, 0);
> > > + else if (!scan_global_lru(sc))
> > > + shrink_active_list(SWAP_CLUSTER_MAX, zone, sc, priority, 0);
> >
> > Makes sense.
> >
> > Acked-by: Rik van Riel <riel@redhat.com>
> >
>
> Thanks. Poor old me needs to work out which patch this patch fixes.
> It's always appreciated if others tell me :)
>

Maybe mine is against this one.
http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.26-rc8/2.6.26-rc8-mm1/broken-out/vmscan-second-chance-replacement-for-anonymous-pages.patch

This adds inactive_anon_is_low() logic.

Thanks,
-Kame