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

[KAMEZAWA Hiroyuki]

On Fri, 4 Jul 2008 12:24:59 -0700
Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:

> On Fri, 4 Jul 2008 15:16:56 -0400 Rik van Riel <riel@xxxxxxxxxx> wrote:
> 
> > On Fri, 4 Jul 2008 18:02:26 +0900
> > KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx> 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@xxxxxxxxxx>
> > 
> 
> 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

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