29 unsigned int __read_mostly tsc_khz;  variable
30 EXPORT_SYMBOL(tsc_khz);
833 		tsc_khz = x86_platform.calibrate_tsc();  in recalibrate_cpu_khz()
834 		cpu_khz = tsc_khz;  in recalibrate_cpu_khz()
932 		tsc_khz_ref = tsc_khz;  in time_cpufreq_notifier()
938 		tsc_khz = cpufreq_scale(tsc_khz_ref, ref_freq, freq->new);  in time_cpufreq_notifier()
942 		set_cyc2ns_scale(tsc_khz, freq->cpu);  in time_cpufreq_notifier()
1136 	if (abs(tsc_khz - freq) > tsc_khz/100)  in tsc_refine_calibration_work()
1139 	tsc_khz = freq;  in tsc_refine_calibration_work()
1141 		(unsigned long)tsc_khz / 1000,  in tsc_refine_calibration_work()
1142 		(unsigned long)tsc_khz % 1000);  in tsc_refine_calibration_work()
1145 	clocksource_register_khz(&clocksource_tsc, tsc_khz);  in tsc_refine_calibration_work()
1151 	if (!cpu_has_tsc || tsc_disabled > 0 || !tsc_khz)  in init_tsc_clocksource()
1170 		clocksource_register_khz(&clocksource_tsc, tsc_khz);  in init_tsc_clocksource()
1195 	tsc_khz = x86_platform.calibrate_tsc();  in tsc_init()
1196 	cpu_khz = tsc_khz;  in tsc_init()
1198 	if (!tsc_khz) {  in tsc_init()
1230 	lpj = ((u64)tsc_khz * 1000);  in tsc_init()