Searched refs:mcnt_start (Results 1 – 1 of 1) sorted by relevance
426 uint64_t acnt_start, acnt_end, mcnt_start, mcnt_end, perf; in cpu_est_clockrate() local456 mcnt_start = rdmsr(MSR_MPERF); in cpu_est_clockrate()464 if (mcnt_end == mcnt_start) { in cpu_est_clockrate()469 perf = 1000 * (acnt_end - acnt_start) / (mcnt_end - mcnt_start); in cpu_est_clockrate()