Re: [PATCH 07/13] langwell: USB Client Remote Wakeup Support

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On Tue, 10 Aug 2010 13:42:29 +0530
Pavan Kondeti <pkondeti@xxxxxxxxxxxxxx> wrote:

> On Mon, Aug 09, 2010 at 01:16:15PM +0100, Alan Cox wrote:
> > > Why would you want to wake up the Host though remote wakeup feature
> > > is not set by the host? Host might have disabled the wakeup
> > > capability on purpose. Peripheral must honor it.
> > 
> > Because this is a sysfs interface so user triggered. The superuser
> > often should be able to override system behaviour.
> > 
> Can not kernel return -ENOTSUPP to superuser?

Why should it ?

> Here the system behaviour is not controlled with in the system. Master (Host)
> disabled the remote-wakeup capability on the bus. Slave (peripheral) should
> honor it.

The superuser wishes to override the behaviour. Who is the ultimate
dictator of behaviour, the system owner or the kernel ?

Alan
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