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-rw-r--r--tools/testing/memblock/linux/mmzone.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/testing/memblock/linux/mmzone.h b/tools/testing/memblock/linux/mmzone.h
index 71546e15bdd3..bb682659a12d 100644
--- a/tools/testing/memblock/linux/mmzone.h
+++ b/tools/testing/memblock/linux/mmzone.h
@@ -3,6 +3,7 @@
#define _TOOLS_MMZONE_H
#include <linux/atomic.h>
+#include <linux/memory_hotplug.h>
struct pglist_data *first_online_pgdat(void);
struct pglist_data *next_online_pgdat(struct pglist_data *pgdat);