diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 9ca1d604f7cd..2c4edc459fb0 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -400,7 +400,7 @@ static int online_pages_range(unsigned long start_pfn, unsigned long nr_pages,
 }
 
 
-int online_pages(unsigned long pfn, unsigned long nr_pages)
+int __ref online_pages(unsigned long pfn, unsigned long nr_pages)
 {
 	unsigned long onlined_pages = 0;
 	struct zone *zone;
@@ -795,7 +795,7 @@ check_pages_isolated(unsigned long start_pfn, unsigned long end_pfn)
 	return offlined;
 }
 
-static int offline_pages(unsigned long start_pfn,
+static int __ref offline_pages(unsigned long start_pfn,
 		  unsigned long end_pfn, unsigned long timeout)
 {
 	unsigned long pfn, nr_pages, expire;
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index eb19ba8396c3..56d0be36be9d 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5094,7 +5094,7 @@ void setup_per_zone_wmarks(void)
  *    1TB     101        10GB
  *   10TB     320        32GB
  */
-void calculate_zone_inactive_ratio(struct zone *zone)
+void __meminit calculate_zone_inactive_ratio(struct zone *zone)
 {
 	unsigned int gb, ratio;
 
@@ -5108,7 +5108,7 @@ void calculate_zone_inactive_ratio(struct zone *zone)
 	zone->inactive_ratio = ratio;
 }
 
-static void __init setup_per_zone_inactive_ratio(void)
+static void __meminit setup_per_zone_inactive_ratio(void)
 {
 	struct zone *zone;