[linux-pm] [PATCH 1/2] PM / Runtime: Add sysfs switch for disabling device run-time PM (rev. 2)

Rafael J. Wysocki rjw at sisk.pl
Sat Jan 23 12:08:07 PST 2010


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 at rowland.harvard.edu>

Thanks!

Rafael


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