Exemple #1
0
static int is_softlockup(unsigned long touch_ts)
{
	unsigned long now = get_timestamp(smp_processor_id());

	/* Warn about unreasonable delays: */
	if (time_after(now, touch_ts + get_softlockup_thresh()))
		return now - touch_ts;

	return 0;
}
Exemple #2
0
static u64 get_sample_period(void)
{
	/*
	 * convert watchdog_thresh from seconds to ns
	 * the divide by 5 is to give hrtimer several chances (two
	 * or three with the current relation between the soft
	 * and hard thresholds) to increment before the
	 * hardlockup detector generates a warning
	 */
	return get_softlockup_thresh() * ((u64)NSEC_PER_SEC / 5);
}
Exemple #3
0
static int is_softlockup(unsigned long touch_ts)
{
	unsigned long now = get_timestamp();

	if ((watchdog_enabled & SOFT_WATCHDOG_ENABLED) && watchdog_thresh){
		/* Warn about unreasonable delays. */
		if (time_after(now, touch_ts + get_softlockup_thresh()))
			return now - touch_ts;
	}
	return 0;
}