Re: [RFC 3/4] Disable scheduler tick when we are running SCHED_FIFO tasks
From: Andi Kleen
Date: Wed Sep 08 2010 - 09:25:21 EST
Jan Blunck <jblunck@xxxxxxx> writes:
> This patch is disabling the scheduler tick to go off when there is a task
> with SCHED_FIFO policy running. Since these tasks are not timesliced anyway
> we only care about timers, softirqs and such stuff just like when we disable
> the tick during idle periods.
How would these tasks accounted for then?
The CPU time accounting relies on the timer tick currently.
-Andi
--
ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
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