[PATCH]Enabling Auto poweron after power is restored.

[Nathan Lynch]

Paul Mackerras wrote:
> Manish Ahuja writes:
> 
> > During power outages, the ups notifies the system for a shutdown. In the 
> > current setup, it isn't possible to power on when power is restored. 
> > This patch fixes the issue by calling the right ibm,power-off-ups token 
> > during such events. It also adds a proc interface so that rc.powerfail 
> > can parse the epow events and modify the power-off behavior accordingly 
> > to enable the right token to be called.
> 
> Creating new non-process-related files in /proc is frowned upon these
> days, so we'll have to find somewhere in /sys for this.  Anybody got a
> suggestion?

Maybe a sysctl instead?