Re: error to be returned while suspended

Oliver Neukum
2006-10-04T16:43:28Z

Am Mittwoch, 4. Oktober 2006 13:19 schrieb Pavel Machek:
> On Tue 2006-10-03 13:23:00, Oliver Neukum wrote:
> > Hi,
> >
> > which error should a character device return if a read/write cannot be
> > serviced because the device is suspended? Shouldn't there be an error
> > code specific to that?
>
> If you are talking system suspend, then userspace should not run while
> devices are suspended.
>
> If you are talking runtime suspend, you should probably just wake the
> device up on first access.

Do you really think a device driver should override an explicitely
selected power state?

Regards
Oliver