diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 527c510..a66d002 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1492,6 +1492,7 @@
 	unsigned long pfn, nr_pages, expire;
 	long offlined_pages;
 	int ret, drain, retry_max, node;
+	unsigned long flags;
 	struct zone *zone;
 	struct memory_notify arg;
 
@@ -1585,7 +1586,11 @@
 	/* removal success */
 	zone->managed_pages -= offlined_pages;
 	zone->present_pages -= offlined_pages;
+
+	pgdat_resize_lock(zone->zone_pgdat, &flags);
 	zone->zone_pgdat->node_present_pages -= offlined_pages;
+	pgdat_resize_unlock(zone->zone_pgdat, &flags);
+
 	totalram_pages -= offlined_pages;
 
 	init_per_zone_wmark_min();