tracing: Make ftrace_trace_stack() static

ftrace_trace_stack() is not called outside of trace.c. Make it a static
function.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 3329c8e..5d3ce29 100644 (file)
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -472,12 +472,20 @@ static inline void trace_access_lock_init(void)
 static void __ftrace_trace_stack(struct ring_buffer *buffer,
                                 unsigned long flags,
                                 int skip, int pc, struct pt_regs *regs);
+static void ftrace_trace_stack(struct ring_buffer *buffer, unsigned long flags,
+                              int skip, int pc);
+
 #else
 static inline void __ftrace_trace_stack(struct ring_buffer *buffer,
                                        unsigned long flags,
                                        int skip, int pc, struct pt_regs *regs)
 {
 }
+static inline void ftrace_trace_stack(struct ring_buffer *buffer,
+                                     unsigned long flags, int skip, int pc)
+{
+}
+
 #endif
 
 /* trace_flags holds trace_options default values */
@@ -1872,7 +1880,7 @@ static void __ftrace_trace_stack(struct ring_buffer *buffer,
 
 }
 
-void ftrace_trace_stack(struct ring_buffer *buffer, unsigned long flags,
+static void ftrace_trace_stack(struct ring_buffer *buffer, unsigned long flags,
                        int skip, int pc)
 {
        if (!(trace_flags & TRACE_ITER_STACKTRACE))

diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 3b2a950..107cf08 100644 (file)
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -611,20 +611,12 @@ void update_max_tr_single(struct trace_array *tr,
 #endif /* CONFIG_TRACER_MAX_TRACE */
 
 #ifdef CONFIG_STACKTRACE
-void ftrace_trace_stack(struct ring_buffer *buffer, unsigned long flags,
-                       int skip, int pc);
-
 void ftrace_trace_userstack(struct ring_buffer *buffer, unsigned long flags,
                            int pc);
 
 void __trace_stack(struct trace_array *tr, unsigned long flags, int skip,
                   int pc);
 #else
-static inline void ftrace_trace_stack(struct ring_buffer *buffer,
-                                     unsigned long flags, int skip, int pc)
-{
-}
-
 static inline void ftrace_trace_userstack(struct ring_buffer *buffer,
                                          unsigned long flags, int pc)
 {