Merge branch 'next' into for-linus

Prepare first round of input updates for 3.17.

1 files changed, 10 insertions, 0 deletions

diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h
index 9d30ee469c2a..2e2a5f7717e5 100644
--- a/include/linux/tracepoint.h
+++ b/include/linux/tracepoint.h
@@ -185,6 +185,11 @@ extern void syscall_unregfunc(void);
         static inline void                                              \
         check_trace_callback_type_##name(void (*cb)(data_proto))        \
         {                                                               \
+        }                                                               \
+        static inline bool                                              \
+        trace_##name##_enabled(void)                                    \
+        {                                                               \
+                return static_key_false(&__tracepoint_##name.key);      \
         }
 
 /*
@@ -230,6 +235,11 @@ extern void syscall_unregfunc(void);
         }                                                               \
         static inline void check_trace_callback_type_##name(void (*cb)(data_proto)) \
         {                                                               \
+        }                                                               \
+        static inline bool                                              \
+        trace_##name##_enabled(void)                                    \
+        {                                                               \
+                return false;                                           \
         }
 
 #define DEFINE_TRACE_FN(name, reg, unreg)