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Commit 0ef1b9e0 authored by Steven Rostedt (Red Hat)'s avatar Steven Rostedt (Red Hat) Committed by Steven Rostedt
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ftrace: Remove ftrace_start/stop() 



There are no more kernel users of ftrace_stop() and ftrace_start().
Remove them.

Reviewed-by: default avatarMasami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
parent 545d47b8

include/linux/ftrace.h

+0 −28
Original line number Diff line number Diff line
@@ -143,32 +143,6 @@ enum ftrace_tracing_type_t { 
/* Current tracing type, default is FTRACE_TYPE_ENTER */

extern enum ftrace_tracing_type_t ftrace_tracing_type;



/**

 * ftrace_stop - stop function tracer.

 *

 * A quick way to stop the function tracer. Note this an on off switch,

 * it is not something that is recursive like preempt_disable.

 * This does not disable the calling of mcount, it only stops the

 * calling of functions from mcount.

 */

static inline void ftrace_stop(void)

{

	function_trace_stop = 1;

}



/**

 * ftrace_start - start the function tracer.

 *

 * This function is the inverse of ftrace_stop. This does not enable

 * the function tracing if the function tracer is disabled. This only

 * sets the function tracer flag to continue calling the functions

 * from mcount.

 */

static inline void ftrace_start(void)

{

	function_trace_stop = 0;

}



/*

 * The ftrace_ops must be a static and should also

 * be read_mostly.  These functions do modify read_mostly variables
@@ -245,8 +219,6 @@ static inline int ftrace_nr_registered_ops(void) 
}

static inline void clear_ftrace_function(void) { }

static inline void ftrace_kill(void) { }

static inline void ftrace_stop(void) { }

static inline void ftrace_start(void) { }

#endif /* CONFIG_FUNCTION_TRACER */



#ifdef CONFIG_STACK_TRACER