diff --git a/kernel/locking/qrwlock.c b/kernel/locking/qrwlock.c
index cc3ed0ccdfa28622971ada92668bd3b1e45b4ee0..2655f26ec882689f42d2ba7831209f166ce45869 100644
--- a/kernel/locking/qrwlock.c
+++ b/kernel/locking/qrwlock.c
@@ -20,6 +20,7 @@
 #include <linux/cpumask.h>
 #include <linux/percpu.h>
 #include <linux/hardirq.h>
+#include <linux/spinlock.h>
 #include <asm/qrwlock.h>
 
 /*