clocksource_change_rating  705 arch/x86/kernel/tsc.c 			clocksource_change_rating(&clocksource_tsc, 0);
clocksource_change_rating  223 include/linux/clocksource.h extern void clocksource_change_rating(struct clocksource *cs, int rating);
clocksource_change_rating   93 kernel/time/clocksource.c 	clocksource_change_rating(cs, 0);