On Thu, 12 Apr 2001, Pavel Machek wrote:
> > One rule of optimization is to move any code you can outside the loop.
> > Why isn't the nice_to_ticks calculation done when nice is changed
> > instead of EVERY recalc.? I guess another way to ask this is, who needs
>
> This way change is localized very nicely, and it is "obviously right".
Except for two obvious things:
1. we need to load the nice level anyway
2. a shift takes less cycles than a load on most
CPUs
Rik
-- Virtual memory is like a game you can't win; However, without VM there's truly nothing to lose...http://www.surriel.com/ http://www.conectiva.com/ http://distro.conectiva.com.br/
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This archive was generated by hypermail 2b29 : Mon Apr 23 2001 - 21:00:19 EST