Re: [PATCH 1/2] PM / Runtime: Add sysfs switch for disabling device run-time PM (rev. 2)
From: Rafael J. Wysocki
Date: Sat Jan 23 2010 - 15:07:53 EST
On Saturday 23 January 2010, Alan Stern wrote:
> On Sat, 23 Jan 2010, Rafael J. Wysocki wrote:
> > Hmm, OK.
> > Of course, if the driver decides to leave disable_depth > 0, the user still
> > won't be able to do anything about that, but if I understand correctly, you
> > want drivers to have the option to use pm_runtime_forbid() initially, right
> > after pm_runtime_enable(), so that the user space can turn the runtime PM
> > on if desired via sysfs.
> > That makes sense. I have a usage case for that myself. :-)
> > Updated patch is appended.
> It looks good.
> Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
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