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

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Message-Id: <20090721001923.AF72.A69D9226@jp.fujitsu.com>
Date:	Tue, 21 Jul 2009 00:20:38 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	Balbir Singh <balbir@...ux.vnet.ibm.com>
Cc:	kosaki.motohiro@...fujitsu.com,
	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)


very sorry for the delaying.


> @@ -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>



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