linux-kernel - Re: [RFC][PATCH 5/5] Memory controller soft limit reclaim on contention (v9)

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Message-ID: <20090720154719.GH24157@balbir.in.ibm.com>
Date:	Mon, 20 Jul 2009 21:17:19 +0530
From:	Balbir Singh <balbir@...ux.vnet.ibm.com>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	linux-mm@...ck.org, lizf@...fujitsu.com,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC][PATCH 5/5] Memory controller soft limit reclaim on
	contention (v9)

* KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com> [2009-07-21 00:20:38]:

> 
> very sorry for the delaying.
>

No problem, thanks for the review and ack
 
> 
> > @@ -1918,6 +1951,7 @@ loop_again:
> >  		for (i = 0; i <= end_zone; i++) {
> >  			struct zone *zone = pgdat->node_zones + i;
> >  			int nr_slab;
> > +			int nid, zid;
> >  
> >  			if (!populated_zone(zone))
> >  				continue;
> > @@ -1932,6 +1966,15 @@ loop_again:
> >  			temp_priority[i] = priority;
> >  			sc.nr_scanned = 0;
> >  			note_zone_scanning_priority(zone, priority);
> > +
> > +			nid = pgdat->node_id;
> > +			zid = zone_idx(zone);
> > +			/*
> > +			 * Call soft limit reclaim before calling shrink_zone.
> > +			 * For now we ignore the return value
> > +			 */
> > +			mem_cgroup_soft_limit_reclaim(zone, order, sc.gfp_mask,
> > +							nid, zid);
> >  			/*
> >  			 * We put equal pressure on every zone, unless one
> >  			 * zone has way too many pages free already.
> 
> 
> In this part:
> 	Acked-by: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
> 
> 
> 

-- 
	Balbir
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