linux-kernel - [PATCH 5/5] memcg: convert to use zone_to_nid() from bare zone->zone_pgdat->node

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Date:	Thu, 29 Jul 2010 14:29:50 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	LKML <linux-kernel@...r.kernel.org>, linux-mm <linux-mm@...ck.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Nishimura Daisuke <d-nishimura@....biglobe.ne.jp>,
	Balbir Singh <balbir@...ux.vnet.ibm.com>
Cc:	kosaki.motohiro@...fujitsu.com
Subject: [PATCH 5/5] memcg: convert to use zone_to_nid() from bare zone->zone_pgdat->node_id


We have zone_to_nid(). this patch convert all existing users of
zone->zone_pgdat->node_id.

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
Acked-by: Balbir Singh <balbir@...ux.vnet.ibm.com>
---
 mm/memcontrol.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index b9ffc0c..b7bb7d9 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -919,7 +919,7 @@ unsigned long mem_cgroup_zone_nr_pages(struct mem_cgroup *memcg,
 				       struct zone *zone,
 				       enum lru_list lru)
 {
-	int nid = zone->zone_pgdat->node_id;
+	int nid = zone_to_nid(zone);
 	int zid = zone_idx(zone);
 	struct mem_cgroup_per_zone *mz = mem_cgroup_zoneinfo(memcg, nid, zid);
 
@@ -929,7 +929,7 @@ unsigned long mem_cgroup_zone_nr_pages(struct mem_cgroup *memcg,
 struct zone_reclaim_stat *mem_cgroup_get_reclaim_stat(struct mem_cgroup *memcg,
 						      struct zone *zone)
 {
-	int nid = zone->zone_pgdat->node_id;
+	int nid = zone_to_nid(zone);
 	int zid = zone_idx(zone);
 	struct mem_cgroup_per_zone *mz = mem_cgroup_zoneinfo(memcg, nid, zid);
 
@@ -974,7 +974,7 @@ unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan,
 	LIST_HEAD(pc_list);
 	struct list_head *src;
 	struct page_cgroup *pc, *tmp;
-	int nid = z->zone_pgdat->node_id;
+	int nid = zone_to_nid(z);
 	int zid = zone_idx(z);
 	struct mem_cgroup_per_zone *mz;
 	int lru = LRU_FILE * file + active;
-- 
1.6.5.2



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