Messages in this thread | | | Date | Mon, 29 Sep 2008 10:09:41 -0600 | From | "Chris Friesen" <> | Subject | Re: [PATCH] sched: minor optimizations in wake_affine and select_task_rq_fair |
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Amit K. Arora wrote: > Hello, > > Please consider this patch. It makes a few minor changes to > sched_fair.c. > > > sched: Minor optimizations in wake_affine and select_task_rq_fair > > This patch does following: > o Reduces the number of arguments to wake_affine().
At what point is it cheaper to pass items as args rather than recalculating them? If reducing the number of args is desirable, what about removing the "this_cpu" and "prev_cpu" args and recalculating them in wake_affine()?
Chris
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