[PATCH] show -1 for physical_id of non-present cpus

[Paul Mackerras]

Olof Johansson writes:

> Nathan Lynch wrote:
> 
> >Make the physical_id cpu attribute on ppc64 show -1 instead of 65535
> >for non-present cpus.
> >
> 
> Good catch.
> 
> I'm not sure if I prefer your patch or just switching hw_cpu_id to a s16 
> and using %d. Either way is fine with me.

Changing hw_cpu_id to a signed quantity sounds cleaner to me.

Paul.