diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-07-14 15:58:35 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-14 15:58:35 +0200 |
| commit | 6712e299b7dc78aa4971b85e803435ee6d49a9dd (patch) | |
| tree | b3d17a2d068737ec07727b28e93c7d374c27721b /kernel/trace/trace.h | |
| parent | ec1bb60bbff0386c3ec25360e7a8c72f467a6ff1 (diff) | |
| parent | b2613e370dbeb69edbff989382fa54f2395aa471 (diff) | |
Merge branch 'tracing/ftrace' into auto-ftrace-next
Diffstat (limited to 'kernel/trace/trace.h')
| -rw-r--r-- | kernel/trace/trace.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index 8cb215b239d..f69f86788c2 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -223,8 +223,6 @@ void trace_function(struct trace_array *tr, unsigned long parent_ip, unsigned long flags); -void tracing_start_function_trace(void); -void tracing_stop_function_trace(void); void tracing_start_cmdline_record(void); void tracing_stop_cmdline_record(void); int register_tracer(struct tracer *type); @@ -241,6 +239,14 @@ void update_max_tr_single(struct trace_array *tr, extern cycle_t ftrace_now(int cpu); +#ifdef CONFIG_FTRACE +void tracing_start_function_trace(void); +void tracing_stop_function_trace(void); +#else +# define tracing_start_function_trace() do { } while (0) +# define tracing_stop_function_trace() do { } while (0) +#endif + #ifdef CONFIG_CONTEXT_SWITCH_TRACER typedef void (*tracer_switch_func_t)(void *private, |