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-rw-r--r--arch/x86/kernel/tsc_32.c4
-rw-r--r--arch/x86/kernel/tsc_64.c4
2 files changed, 2 insertions, 6 deletions
diff --git a/arch/x86/kernel/tsc_32.c b/arch/x86/kernel/tsc_32.c
index f14cfd9d1f9..c2241e04ea5 100644
--- a/arch/x86/kernel/tsc_32.c
+++ b/arch/x86/kernel/tsc_32.c
@@ -256,9 +256,7 @@ time_cpufreq_notifier(struct notifier_block *nb, unsigned long val, void *data)
ref_freq, freq->new);
if (!(freq->flags & CPUFREQ_CONST_LOOPS)) {
tsc_khz = cpu_khz;
- preempt_disable();
- set_cyc2ns_scale(cpu_khz, smp_processor_id());
- preempt_enable();
+ set_cyc2ns_scale(cpu_khz, freq->cpu);
/*
* TSC based sched_clock turns
* to junk w/ cpufreq
diff --git a/arch/x86/kernel/tsc_64.c b/arch/x86/kernel/tsc_64.c
index 947554ddabb..d3bebaaad84 100644
--- a/arch/x86/kernel/tsc_64.c
+++ b/arch/x86/kernel/tsc_64.c
@@ -148,9 +148,7 @@ static int time_cpufreq_notifier(struct notifier_block *nb, unsigned long val,
mark_tsc_unstable("cpufreq changes");
}
- preempt_disable();
- set_cyc2ns_scale(tsc_khz_ref, smp_processor_id());
- preempt_enable();
+ set_cyc2ns_scale(tsc_khz_ref, freq->cpu);
return 0;
}