On Wed, 7 Mar 2018 17:10:21 +0200
"Michael S. Tsirkin" <m...@redhat.com> wrote:

> On Wed, Mar 07, 2018 at 03:49:41PM +0100, Cornelia Huck wrote:
> > On Wed, 7 Mar 2018 16:09:33 +0200
> > "Michael S. Tsirkin" <m...@redhat.com> wrote:
> >   
> > > On Wed, Mar 07, 2018 at 12:11:58PM +0100, Cornelia Huck wrote:  
> > > > On Thu, 1 Mar 2018 01:31:37 +0200
> > > > "Michael S. Tsirkin" <m...@redhat.com> wrote:  

> > > > > @@ -2340,12 +2455,22 @@ GPR  &   Input Value     & Output Value \\
> > > > >  \hline
> > > > >    2   &  Subchannel ID    & Host Cookie  \\
> > > > >  \hline
> > > > > -  3   & Virtqueue number  &              \\
> > > > > +  3   & Notification data &              \\
> > > > >  \hline
> > > > >    4   &   Host Cookie     &              \\
> > > > >  \hline
> > > > >  \end{tabular}
> > > > >  
> > > > > +When VIRTIO_F_NOTIFICATION_DATA has not been negotiated,
> > > > > +the \field{Notification data} includes the Virtqueue number.
> > > > > +
> > > > > +When VIRTIO_F_NOTIFICATION_DATA has been negotiated,
> > > > > +the value has the following format:
> > > > > +\lstinputlisting{notifications.c}    
> > > > 
> > > > And we probably want to make this be explicitly.    
> > > 
> > > Are you sure?
> > > I looked at s390 code and it just uses VQ index in native
> > > endian-ness, so I kept this consistent.  
> > 
> > Native endian is always be on s390. The registers for the hypercall are
> > therefore always be.  
> 
> Oh I thought there's ppc LE now.

ppc is not s390 :)

I highly doubt that there will be non-be s390 ever (too much legacy
software).

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