On Thu, 31 Jan 2013, Aaron Lu wrote:
> > > +void blk_pm_runtime_init(struct request_queue *q, struct device *dev)
> > > +{
> > > + q->dev = dev;
> > > + q->rpm_status = RPM_ACTIVE;
> > > + pm_runtime_set_autosuspend_delay(q->dev, -1);
> > > + pm_runtime_use_autosuspend(q->dev);
> > > + pm_runtime_mark_last_busy(q->dev);
> > > + pm_runtime_autosuspend(q->dev);
> >
> > This last line is no longer needed. It can't do anything useful, since
> > autosuspends are disabled (the delay is -1).
>
> Right, thanks.
> And the mark_last_busy can probably be removed too, it didn't make much
> sense here and we can add "driver should call pm_runtime_mark_last_busy
> and pm_runtime_autosuspend in its runtime idle callback" to the kernel
> doc. What do you think?
Yes, okay.
Alan Stern
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