perf: Do not export power_frequency, but power_start event

power_frequency moved to drivers/cpufreq/cpufreq.c which has
to be compiled in, no need to export it.

intel_idle can a be module though...

Signed-off-by: Thomas Renninger <trenn@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Acked-by: Jean Pihet <jean.pihet@newoldbits.com>
Cc: Jean Pihet <j-pihet@ti.com>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Cc: rjw@sisk.pl
LKML-Reference: <1294073445-14812-2-git-send-email-trenn@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
LKML-Reference: <1290072314-31155-2-git-send-email-trenn@suse.de>

drivers/idle/intel_idle.c

@@ -220,9 +220,7 @@ static int intel_idle(struct cpuidle_device *dev, struct cpuidle_state *state)
 	kt_before = ktime_get_real();
 
 	stop_critical_timings();
-#ifndef MODULE
 	trace_power_start(POWER_CSTATE, (eax >> 4) + 1, cpu);
-#endif
 	if (!need_resched()) {
 
 		__monitor((void *)&current_thread_info()->flags, 0, 0);

kernel/trace/power-traces.c

@@ -13,5 +13,5 @@
 #define CREATE_TRACE_POINTS
 #include <trace/events/power.h>
 
-EXPORT_TRACEPOINT_SYMBOL_GPL(power_frequency);
+EXPORT_TRACEPOINT_SYMBOL_GPL(power_start);