[PATCH] Add missing include of linux/ftrace.h

[Jamie Iles]

__exception_irq_entry uses __irq_entry which is defined in
linux/ftrace.h.

Reported-by: Zoltan Devai <zdevai at gmail.com>
Cc: Rabin Vincent <rabin at rab.in>
Signed-off-by: Jamie Iles <jamie at jamieiles.com>
---
 arch/arm/include/asm/system.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h
index 832888d..129e5e5 100644
--- a/arch/arm/include/asm/system.h
+++ b/arch/arm/include/asm/system.h
@@ -59,6 +59,7 @@
 
 #include <linux/linkage.h>
 #include <linux/irqflags.h>
+#include <linux/ftrace.h>
 
 #include <asm/outercache.h>
 
-- 
1.7.4.1