diff --git a/mm/page_isolation.c b/mm/page_isolation.c
index 029a171..f484b93 100644
--- a/mm/page_isolation.c
+++ b/mm/page_isolation.c
@@ -9,6 +9,9 @@
 #include <linux/hugetlb.h>
 #include "internal.h"
 
+#define CREATE_TRACE_POINTS
+#include <trace/events/page_isolation.h>
+
 static int set_migratetype_isolate(struct page *page,
 				bool skip_hwpoisoned_pages)
 {
@@ -268,6 +271,8 @@
 						skip_hwpoisoned_pages);
 	spin_unlock_irqrestore(&zone->lock, flags);
 
+	trace_test_pages_isolated(start_pfn, end_pfn, pfn);
+
 	return pfn < end_pfn ? -EBUSY : 0;
 }