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    SubjectRe: dynamic-hz
    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()].

    -Nish
    -
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