提交 a225cdd2 编写于 作者: S Steven Rostedt 提交者: Ingo Molnar

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: NSteven Rostedt <srostedt@redhat.com>
Signed-off-by: NIngo Molnar <mingo@elte.hu>
上级 3eb36aa0
......@@ -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
......
......@@ -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,
......
......@@ -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 */
......
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