Re: [PATCH v13 1/9] scsi: sr: support runtime pm

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On Wed, 16 Jan 2013, James Bottomley wrote:

> On Tue, 2013-01-15 at 17:20 +0800, Aaron Lu wrote:
> > This patch adds runtime pm support for sr.
> > 
> > It did this by increasing the runtime usage_count of the device when:
> > - its block device is opened;
> > - the events checking is to run.
> > 
> > And decreasing the runtime usage_count of the device when:
> > - its block device is closed;
> > - After the events checking is done.
> > 
> > The idea is discussed in this mail thread:
> > http://thread.gmane.org/gmane.linux.acpi.devel/55243/focus=52703
> > 
> > Signed-off-by: Aaron Lu <aaron.lu@xxxxxxxxx>
> 
> I'd like an ack from Alan Stern as well, please, but with that, you can
> add my acked-by.

Aaron, have you checked whether this patch works okay when you play a
track on an audio-only CD on the computer?  The block interface looks 
okay but I'm not sure about the cdrom_device interface.

Alan Stern

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