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-rw-r--r--mm/page_alloc.c5
-rw-r--r--mm/vmstat.c3
2 files changed, 7 insertions, 1 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index cc6483047567..f7ea020c23ea 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -633,7 +633,7 @@ static int rmqueue_bulk(struct zone *zone, unsigned int order,
#ifdef CONFIG_NUMA
/*
* Called from the slab reaper to drain pagesets on a particular node that
- * belong to the currently executing processor.
+ * belongs to the currently executing processor.
* Note that this function must be called with the thread pinned to
* a single processor.
*/
@@ -647,6 +647,9 @@ void drain_node_pages(int nodeid)
struct zone *zone = NODE_DATA(nodeid)->node_zones + z;
struct per_cpu_pageset *pset;
+ if (!populated_zone(zone))
+ continue;
+
pset = zone_pcp(zone, smp_processor_id());
for (i = 0; i < ARRAY_SIZE(pset->pcp); i++) {
struct per_cpu_pages *pcp;
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 04a9093f649e..968c0072e19a 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -321,6 +321,9 @@ void refresh_cpu_vm_stats(int cpu)
for_each_zone(zone) {
struct per_cpu_pageset *pcp;
+ if (!populated_zone(zone))
+ continue;
+
pcp = zone_pcp(zone, cpu);
for (i = 0; i < NR_VM_ZONE_STAT_ITEMS; i++)