sched: remove precise CPU load

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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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This commit is contained in:

Ingo Molnar 2007-10-15 17:00:03 +02:00

parent 8ebc91d936

commit a25707f3ae

3 changed files with 9 additions and 41 deletions

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42

kernel/sched.c

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2

kernel/sched_debug.c

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6

kernel/sched_fair.c

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