diff options
Diffstat (limited to 'arch/i386/kernel/tsc.c')
| -rw-r--r-- | arch/i386/kernel/tsc.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/i386/kernel/tsc.c b/arch/i386/kernel/tsc.c index 6cb8f533673..755209dc93e 100644 --- a/arch/i386/kernel/tsc.c +++ b/arch/i386/kernel/tsc.c @@ -233,7 +233,7 @@ time_cpufreq_notifier(struct notifier_block *nb, unsigned long val, void *data) * TSC based sched_clock turns * to junk w/ cpufreq */ - mark_tsc_unstable(); + mark_tsc_unstable("cpufreq changes"); } } } @@ -281,11 +281,12 @@ static struct clocksource clocksource_tsc = { CLOCK_SOURCE_MUST_VERIFY, }; -void mark_tsc_unstable(void) +void mark_tsc_unstable(char *reason) { if (!tsc_unstable) { tsc_unstable = 1; tsc_enabled = 0; + printk("Marking TSC unstable due to: %s.\n", reason); /* Can be called before registration */ if (clocksource_tsc.mult) clocksource_change_rating(&clocksource_tsc, 0); |