diff --git a/include/asm-alpha/spinlock.h b/include/asm-alpha/spinlock.h
index 0c294c9b..aeeb125 100644
--- a/include/asm-alpha/spinlock.h
+++ b/include/asm-alpha/spinlock.h
@@ -166,4 +166,8 @@
 	lock->lock = 0;
 }
 
+#define _raw_spin_relax(lock)	cpu_relax()
+#define _raw_read_relax(lock)	cpu_relax()
+#define _raw_write_relax(lock)	cpu_relax()
+
 #endif /* _ALPHA_SPINLOCK_H */