[deliverable/linux.git] / kernel / trace / trace_event_profile.c

/*
 * trace event based perf counter profiling
 *
 * Copyright (C) 2009 Red Hat Inc, Peter Zijlstra <pzijlstr@redhat.com>
 *
 */

#include "trace.h"

int ftrace_profile_enable(int event_id)
{
	struct ftrace_event_call *event;

	for_each_event(event) {
		if (event->id == event_id)
			return event->profile_enable(event);
	}

	return -EINVAL;
}

void ftrace_profile_disable(int event_id)
{
	struct ftrace_event_call *event;

	for_each_event(event) {
		if (event->id == event_id)
			return event->profile_disable(event);
	}
}
Commit	Line	Data
ac199db0 PZ	1	/*
	2	* trace event based perf counter profiling
	3	*
	4	* Copyright (C) 2009 Red Hat Inc, Peter Zijlstra <pzijlstr@redhat.com>
	5	*
	6	*/
	7
	8	#include "trace.h"
	9
	10	int ftrace_profile_enable(int event_id)
	11	{
	12	struct ftrace_event_call *event;
	13
	14	for_each_event(event) {
	15	if (event->id == event_id)
	16	return event->profile_enable(event);
	17	}
	18
	19	return -EINVAL;
	20	}
	21
	22	void ftrace_profile_disable(int event_id)
	23	{
	24	struct ftrace_event_call *event;
	25
	26	for_each_event(event) {
	27	if (event->id == event_id)
	28	return event->profile_disable(event);
	29	}
	30	}
	31