diff --git a/[refs] b/[refs]
index d2c6a4068270..377740cb52d4 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5580e9044df9c0e87861739d8c527006ead92e52
+refs/heads/master: c153a58e715e16ffcd6c4b3da7fc6b4a556bf917
diff --git a/trunk/arch/sh/kernel/unwinder.c b/trunk/arch/sh/kernel/unwinder.c
index b9c122abe251..e83861d9739c 100644
--- a/trunk/arch/sh/kernel/unwinder.c
+++ b/trunk/arch/sh/kernel/unwinder.c
@@ -11,6 +11,7 @@
 #include <linux/errno.h>
 #include <linux/list.h>
 #include <linux/spinlock.h>
+#include <linux/module.h>
 #include <asm/unwinder.h>
 #include <asm/atomic.h>
 
@@ -181,3 +182,4 @@ BUILD_TRAP_HANDLER(unwinder)
 	handle_BUG(regs);
 #endif
 }
+EXPORT_SYMBOL_GPL(unwind_stack);