On Sun, Nov 15, 2015 at 01:32:44PM +0000, Chris Wilson wrote:
> +static bool busywait_stop(u64 timeout, unsigned cpu)
> +{
> + unsigned this_cpu;
> +
> + if (time_after64(local_clock_us(&this_cpu), timeout))
> + return true;Just a note to say that we can use the unsigned long version rather than pass around u64 as this test will wraparound correctly (if we discard the high bits on x86-32). -Chris -- Chris Wilson, Intel Open Source Technology Centre
