On 2019-11-25 21:00, Douglas Gilbert wrote: > On 2019-11-26 12:05 p.m., Bart Van Assche wrote: >> - start = ktime_get(); > > Rather than throw away the high precision clock and resort to jiffies, > perhaps > you might try the middle road. For example: ktime_get_coarse(). Hi Doug, Since HZ >= 100, I think that 1/HZ is more than accurate enough for a one second timeout. Bart.