diff --git a/[refs] b/[refs]
index 20f5d6d721d4..b0f63055e37f 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 17d9f311eca13a42bf950198a358be1420d19c5f
+refs/heads/master: f400bdb1d6de4344980cf39041497b288090dd33
diff --git a/trunk/arch/sparc/include/asm/spinlock_32.h b/trunk/arch/sparc/include/asm/spinlock_32.h
index 7f9b9dba38a6..5f5b8bf3f50d 100644
--- a/trunk/arch/sparc/include/asm/spinlock_32.h
+++ b/trunk/arch/sparc/include/asm/spinlock_32.h
@@ -9,6 +9,7 @@
 #ifndef __ASSEMBLY__
 
 #include <asm/psr.h>
+#include <asm/processor.h> /* for cpu_relax */
 
 #define arch_spin_is_locked(lock) (*((volatile unsigned char *)(lock)) != 0)