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

KOSAKI Motohiro
2009-07-20T15:20:37Z

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@jp.fujitsu.com>