Re: [PATCH v2] balloon: transitional device support

["Michael S. Tsirkin" <mst@redhat.com>]

On Tue, Apr 28, 2015 at 01:39:55PM +0930, Rusty Russell wrote:
> "Michael S. Tsirkin" <mst@redhat.com> writes:
> >    Each statistic consists of a 16 bit
> >    tag and a 64 bit value. All statistics are optional and the
> >    driver chooses which ones to supply. To guarantee backwards
> > -  compatibility, the driver SHOULD omit unsupported statistics.
> > +  compatibility, the device ought to omit unsupported statistics.
> 
> Hmm, this is pretty clearly a requirement, and should probably
> be moved to an explicit requirements section.

I duplicated this in the requirements section.

    Within an output buffer submitted to the statsq,
    the device MUST ignore entries with \field{tag} values that it does not
    recognize.


> The rest looks good.
> 
> Thanks,
> Rusty.