Re: [linux-pm][PATCH] base: Change power/wakeup output from "" to "unsupported" if wakeup feature isn't supported by a device

[Yi Yang]

On Fri, 2008-01-04 at 11:38 -0500, Alan Stern wrote:
> On Fri, 4 Jan 2008, David Brownell wrote:
> 
> > > > This patch changes empty output to "unsupported" in order that a user knows
> > > > wakeup feature isn't supported by this device when he/she
> > > > 'cat /sys/devices/.../power/wakeup', please consider to apply,
> > > > thanks.
> > >
> > > What about simply removing "wakuep" file if wakeup is not supported?
> > 
> > It may not *stay* unsupported, so I think changing it in either
> > of those permanent ways would be confusing/misleading.
> 
> How about changing it to say "unavailable"?  That doesn't imply 
> permanence.
This should be an option.
> 
> Alan Stern
> 

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