From f5074429621ceb0ec42f8116bd51d02c031faf82 Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Wed, 21 Jul 2010 09:13:02 -0400
Subject: Blackfin: add support for dynamic ftrace

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---
 arch/blackfin/include/asm/ftrace.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'arch/blackfin/include/asm')

diff --git a/arch/blackfin/include/asm/ftrace.h b/arch/blackfin/include/asm/ftrace.h
index 4cfe2d9ba7e8..8a029505d7b7 100644
--- a/arch/blackfin/include/asm/ftrace.h
+++ b/arch/blackfin/include/asm/ftrace.h
@@ -12,6 +12,22 @@
 
 #ifndef __ASSEMBLY__
 
+#ifdef CONFIG_DYNAMIC_FTRACE
+
+extern void _mcount(void);
+#define MCOUNT_ADDR ((unsigned long)_mcount)
+
+static inline unsigned long ftrace_call_adjust(unsigned long addr)
+{
+	return addr;
+}
+
+struct dyn_arch_ftrace {
+	/* No extra data needed for Blackfin */
+};
+
+#endif
+
 #ifdef CONFIG_FRAME_POINTER
 #include <linux/mm.h>
 
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