Re: SCHED_RR && time_slice
From: Kirill Tkhai
Date: Thu Dec 29 2011 - 11:43:37 EST
Thanks for the answers, Oleg.
On Mon, 2011-12-26 at 17:59 +0100, Oleg Nesterov wrote:
> On 12/23, Kirill Tkhai wrote:
> >
> > RT class uses its own fixed
> > timeslice (in case of RR),
>
> which looks confusing too, btw.
>
> sched_set_scheduler() does not initialize rt.time_slice, and
> INIT_TASK() sets time_slice = HZ (not DEF_TIMESLICE).
>
I talk about task_tick_rt(). When time_slice is over, it is being
renewed. New value is DEF_TIMESLICE. This happens in case of SCHED_RR
class.
Kirill
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/