Re: [Qemu-arm] [Qemu-devel] [PATCH v3] Allow setting NUMA distance for different NUMA nodes

[Andrew Jones]

On Thu, Mar 23, 2017 at 03:23:35PM +0800, He Chen wrote:
> > 
> > And maybe should also point out how to set an unreachable node with 255.
> > 
> Thanks for your careful review. Regarding setting unreachable node,
> which way is good? Set exact 255 as distance or distance that is larger
> than 255 is regarded as unreachable?

If a numeric distance is to be used, then I think following the spec with
255 is best. Alternatively, we could have something like
'-numa dist,src=0,dst=1,unreachable', rather than specifying val at all,
but, IMO, it's not worth it.

Thanks,
drew