Messages in this thread | | | Date | Mon, 13 Dec 2004 20:06:57 -0800 | From | Nish Aravamudan <> | Subject | Re: dynamic-hz |
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On Mon, 13 Dec 2004 17:12:07 +0100, Pavel Machek <pavel@suse.cz> wrote: > HI! > > > > I'm not sure what the above "scedule_timeout(HZ/10)" is supposed to > > > do, but the parameter it gets in 1000hz is "100" so I assume this > > > is because we want to wait for 100ms, and in 1000hz that equals > > > 100 cycles. Correct? > > > > `schedule_timeout(HZ/x)' lets it wait for 1/x'th second. > > ...small problem is that for HZ lower than x it does not wait at all > :-(.
Ah ha! Another reason to use msleep() or msleep_interruptible() :). Or, if you just want to give up the CPU, use schedule(); or if, giving up the CPU for a long time, use yield() [the current semantic interpretation of yield()].
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