1 files changed, 12 insertions, 0 deletions

diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h
index 80025948b8ad..97f6d60297d5 100644
--- a/arch/arm/include/asm/system.h
+++ b/arch/arm/include/asm/system.h
@@ -63,6 +63,11 @@
 #include <asm/outercache.h>
 
 #define __exception     __attribute__((section(".exception.text")))
+#ifdef CONFIG_FUNCTION_GRAPH_TRACER
+#define __exception_irq_entry   __irq_entry
+#else
+#define __exception_irq_entry   __exception
+#endif
 
 struct thread_info;
 struct task_struct;
@@ -119,6 +124,13 @@ extern unsigned int user_debug;
 #define vectors_high()  (0)
 #endif
 
+#if __LINUX_ARM_ARCH__ >= 7 ||          \
+        (__LINUX_ARM_ARCH__ == 6 && defined(CONFIG_CPU_32v6K))
+#define sev()   __asm__ __volatile__ ("sev" : : : "memory")
+#define wfe()   __asm__ __volatile__ ("wfe" : : : "memory")
+#define wfi()   __asm__ __volatile__ ("wfi" : : : "memory")
+#endif
+
 #if __LINUX_ARM_ARCH__ >= 7
 #define isb() __asm__ __volatile__ ("isb" : : : "memory")
 #define dsb() __asm__ __volatile__ ("dsb" : : : "memory")