forked from luck/tmp_suning_uos_patched
x86: fix cpufreq + sched_clock() regression
I noticed that my sched_clock() was slow on a number of machine, so I started looking at cpufreq. The below seems to fix the problem for me. Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -314,7 +314,7 @@ static int time_cpufreq_notifier(struct notifier_block *nb, unsigned long val,
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mark_tsc_unstable("cpufreq changes");
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}
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set_cyc2ns_scale(tsc_khz_ref, freq->cpu);
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set_cyc2ns_scale(tsc_khz, freq->cpu);
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return 0;
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}
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