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Commit a225cdd2 authored by Steven Rostedt's avatar Steven Rostedt Committed by Ingo Molnar
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ftrace: remove static from function tracer functions 



Impact: clean up

After reorganizing the functions in trace.c and trace_function.c,
they no longer need to be in global context. This patch makes the
functions and one variable into static.

Signed-off-by: default avatarSteven Rostedt <srostedt@redhat.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 3eb36aa0

kernel/trace/trace.c

+0 −3
Original line number Diff line number Diff line
@@ -187,9 +187,6 @@ int tracing_is_enabled(void) 
	return tracer_enabled;

}



/* function tracing enabled */

int				ftrace_function_enabled;



/*

 * trace_buf_size is the size in bytes that is allocated

 * for a buffer. Note, the number of bytes is always rounded

kernel/trace/trace.h

+0 −10
Original line number Diff line number Diff line
@@ -464,16 +464,6 @@ void __trace_stack(struct trace_array *tr, 


extern cycle_t ftrace_now(int cpu);



#ifdef CONFIG_FUNCTION_TRACER

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



extern int ftrace_function_enabled;



#ifdef CONFIG_CONTEXT_SWITCH_TRACER

typedef void

(*tracer_switch_func_t)(void *private,

kernel/trace/trace_functions.c

+8 −2
Original line number Diff line number Diff line
@@ -16,8 +16,14 @@ 


#include "trace.h"



/* function tracing enabled */

static int			ftrace_function_enabled;



static struct trace_array	*func_trace;



static void tracing_start_function_trace(void);

static void tracing_stop_function_trace(void);



static void start_function_trace(struct trace_array *tr)

{

	func_trace = tr;
@@ -177,7 +183,7 @@ static struct tracer_flags func_flags = { 
	.opts = func_opts

};



void tracing_start_function_trace(void)

static void tracing_start_function_trace(void)

{

	ftrace_function_enabled = 0;
@@ -194,7 +200,7 @@ void tracing_start_function_trace(void) 
	ftrace_function_enabled = 1;

}



void tracing_stop_function_trace(void)

static void tracing_stop_function_trace(void)

{

	ftrace_function_enabled = 0;

	/* OK if they are not registered */