Messages in this thread | | | Date | Sun, 14 Sep 2008 09:14:22 -0700 | From | Arjan van de Ven <> | Subject | Re: [PATCH 12/13] hrtimer: create a "timer_slack" field in the task struct |
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On Sun, 14 Sep 2008 09:04:08 -0700 "Ulrich Drepper" <drepper@gmail.com> wrote:
> > You cannot really use the environment for anything meaningful. > Especially for this case, you couldn't change the setting for a > running process. What a fully-userlevel implementation would have to > do is read the value from a file and monitor the file for changes for > every new poll/select call. That's a huge cost.
in addition, the value really is per thread, not per process, and how do you want to do that with env. variables?
-- Arjan van de Ven Intel Open Source Technology Centre For development, discussion and tips for power savings, visit http://www.lesswatts.org
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