sh: Export unwind_stack() to satisfy modular oprofile.
If the oprofile code is built as a module, unwind_stack() as used by the
oprofile backtrace code is not available, causing build breakage.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/kernel/unwinder.c b/arch/sh/kernel/unwinder.c
index 2b30fa2..5f56ff3 100644
--- a/arch/sh/kernel/unwinder.c
+++ b/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>
@@ -160,3 +161,4 @@
atomic_dec(&unwinder_running);
}
+EXPORT_SYMBOL_GPL(unwind_stack);