sched: remove precise CPU load
CPU load calculations are statistical anyway, and there's little benefit from having it calculated on every scheduling event. So remove this code, it gets rid of a divide from the scheduler wakeup and context-switch fastpath. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Mike Galbraith <efault@gmx.de> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
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