get_softlockup_thresh
sample_period = get_softlockup_thresh() * ((u64)NSEC_PER_SEC / NUM_SAMPLE_PERIODS);
if (time_after_eq(now, period_ts + get_softlockup_thresh() / NUM_SAMPLE_PERIODS) &&
if (time_after_eq(now, period_ts + get_softlockup_thresh() * 3 / 4))
if (time_after(now, period_ts + get_softlockup_thresh()))
thresh_count = duration / get_softlockup_thresh();