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-rw-r--r--arch/i386/kernel/timers/timer_tsc.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/i386/kernel/timers/timer_tsc.c b/arch/i386/kernel/timers/timer_tsc.c
index d395e3b4248..47675bbbb31 100644
--- a/arch/i386/kernel/timers/timer_tsc.c
+++ b/arch/i386/kernel/timers/timer_tsc.c
@@ -330,7 +330,9 @@ int recalibrate_cpu_khz(void)
unsigned int cpu_khz_old = cpu_khz;
if (cpu_has_tsc) {
+ local_irq_disable();
init_cpu_khz();
+ local_irq_enable();
cpu_data[0].loops_per_jiffy =
cpufreq_scale(cpu_data[0].loops_per_jiffy,
cpu_khz_old,