diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 77f517c..4c847cc 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -48,6 +48,7 @@
 #include <linux/page_cgroup.h>
 #include <linux/debugobjects.h>
 #include <linux/kmemleak.h>
+#include <trace/events/kmem.h>
 
 #include <asm/tlbflush.h>
 #include <asm/div64.h>
@@ -535,6 +536,7 @@
 		page = list_entry(list->prev, struct page, lru);
 		/* have to delete it as __free_one_page list manipulates */
 		list_del(&page->lru);
+		trace_mm_page_pcpu_drain(page, order, page_private(page));
 		__free_one_page(page, zone, order, page_private(page));
 	}
 	spin_unlock(&zone->lock);
@@ -890,6 +892,7 @@
 		}
 	}
 
+	trace_mm_page_alloc_zone_locked(page, order, migratetype);
 	return page;
 }