> > > +static int local_idle_loop(struct cpuidle_device *dev, struct cpuidle_state *st)
> > > +{
> > > + ktime_t t1, t2;
> > > + s64 diff;
> > > + int ret;
> > > +
> > > + t1 = ktime_get();
> > > + local_idle();
> > > + t2 = ktime_get();
> > > +
> > > + diff = ktime_to_us(ktime_sub(t2, t1));
> > > + if (diff > INT_MAX)
> > > + diff = INT_MAX;
> > > + ret = (int) diff;
> > > +
> > > + return ret;
> > > +}
> >
> > So we get this routine essentially 3 times. Is there no way to share
> > the code?
> >
>
> We can move this code to a common place, but that would mean exporting
> the idle function pointer to be called from within this routine, which
> is exactly what we wanted to avoid.
>
> Any suggestions are welcome.
You can just pass idle routine as a parameter...?
int common_idle_loop(struct cpuidle_device *dev, struct cpuidle_state
*st, void *idle(void))
...?
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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