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Searched refs:tsc_freq (Results 1 – 4 of 4) sorted by relevance

/linux/tools/testing/selftests/kvm/x86/
H A Dhyperv_clock.c53 u64 tsc_freq, r1, r2, t1, t2; in check_tsc_msr_rdtsc() local
56 tsc_freq = rdmsr(HV_X64_MSR_TSC_FREQUENCY); in check_tsc_msr_rdtsc()
57 GUEST_ASSERT(tsc_freq > 0); in check_tsc_msr_rdtsc()
71 delta_ns = ((t2 - t1) * 100) - ((r2 - r1) * 1000000000 / tsc_freq); in check_tsc_msr_rdtsc()
178 u64 tsc_freq, r1, r2, t1, t2; in host_check_tsc_msr_rdtsc() local
181 tsc_freq = vcpu_get_msr(vcpu, HV_X64_MSR_TSC_FREQUENCY); in host_check_tsc_msr_rdtsc()
182 TEST_ASSERT(tsc_freq > 0, "TSC frequency must be nonzero"); in host_check_tsc_msr_rdtsc()
196 delta_ns = ((t2 - t1) * 100) - ((r2 - r1) * 1000000000 / tsc_freq); in host_check_tsc_msr_rdtsc()
203 (t2 - t1) * 100, (r2 - r1) * 1000000000 / tsc_freq); in host_check_tsc_msr_rdtsc()
H A Dnested_tsc_scaling_test.c58 uint64_t tsc_start, tsc_end, tsc_freq; in check_tsc_freq() local
70 tsc_freq = tsc_end - tsc_start; in check_tsc_freq()
72 GUEST_CHECK(level, tsc_freq); in check_tsc_freq()
/linux/arch/x86/kernel/
H A Dtsc.c939 unsigned long tsc_freq = native_calibrate_cpu_early(); in native_calibrate_cpu() local
941 if (!tsc_freq) in native_calibrate_cpu()
942 tsc_freq = pit_hpet_ptimer_calibrate_cpu(); in native_calibrate_cpu()
944 return tsc_freq; in native_calibrate_cpu()
/linux/tools/perf/util/
H A Dintel-pt.c4615 u64 tsc_freq = intel_pt_ns_to_ticks(pt, 1000000000); in intel_pt_process_auxtrace_info() local
4619 (tsc_freq + 50000000) / 100000000; in intel_pt_process_auxtrace_info()
4620 intel_pt_log("TSC frequency %"PRIu64"\n", tsc_freq); in intel_pt_process_auxtrace_info()
4623 pt->cbr2khz = tsc_freq / pt->max_non_turbo_ratio / 1000; in intel_pt_process_auxtrace_info()