---

yaml --- r: 260403 b: refs/heads/master c: d1a05b6 h: refs/heads/master i: 260401: 9eedf37 260399: 5086ca5 v: v3
git-mirror · Jul 26, 2011 · 895b498 · 895b498
1 parent 3dfd6b0
commit 895b498
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Showing 2 changed files with 8 additions and 7 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 82f9d486e59f588c7d100865c36510644abda356
+refs/heads/master: d1a05b6973c7cb33144fa965d73facc708ffc37d
diff --git a/trunk/mm/memcontrol.c b/trunk/mm/memcontrol.c
@@ -2180,11 +2180,8 @@ static void drain_all_stock_async(struct mem_cgroup *root_mem)
 		struct memcg_stock_pcp *stock = &per_cpu(memcg_stock, cpu);
 		struct mem_cgroup *mem;
 
-		if (cpu == curcpu)
-			continue;
-
 		mem = stock->cached;
-		if (!mem)
+		if (!mem || !stock->nr_pages)
 			continue;
 		if (mem != root_mem) {
 			if (!root_mem->use_hierarchy)
@@ -2193,8 +2190,12 @@ static void drain_all_stock_async(struct mem_cgroup *root_mem)
 			if (!css_is_ancestor(&mem->css, &root_mem->css))
 				continue;
 		}
-		if (!test_and_set_bit(FLUSHING_CACHED_CHARGE, &stock->flags))
-			schedule_work_on(cpu, &stock->work);
+		if (!test_and_set_bit(FLUSHING_CACHED_CHARGE, &stock->flags)) {
+			if (cpu == curcpu)
+				drain_local_stock(&stock->work);
+			else
+				schedule_work_on(cpu, &stock->work);
+		}
 	}
  	put_online_cpus();
 	mutex_unlock(&percpu_charge_mutex);