sched: remove do_div() from __sched_slice()

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Yanmin Zhang noticed a nice optimization:

  p = l * nr / nl, nl = l/g -> p = g * nr

which eliminates a do_div() from __sched_period().

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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Peter Zijlstra 2008-01-25 21:08:21 +01:00 • committed by Ingo Molnar

parent 5d2f5a616d

commit 4bf0b77158

1 changed files with 1 additions and 1 deletions

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kernel/sched_fair.c

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