Re: [PATCHv2 RFC] virtio-spec: flexible configuration layout

Rusty Russell
2011-11-16T02:35:15Z

On Fri, 11 Nov 2011 09:39:13 +0200, Sasha Levin <levinsasha928@gmail.com> wrote:
> On Fri, Nov 11, 2011 at 6:24 AM, Rusty Russell <rusty@rustcorp.com.au> wrote:
> > (2) There's no huge win in keeping the same layout.  Let's make some
> >    cleanups.  There are more users ahead of us then behind us (I
> >    hope!).
>
> Actually, if we already do cleanups, here are two more suggestions:
>
> 1. Make 64bit features a one big 64bit block, instead of having 32bits
> in one place and 32 in another.
> 2. Remove the reserved fields out of the config (the ones that were
> caused by moving the ISR and the notifications out).

Yes, those were exactly what I was thinking. I left it vague because
there might be others you can see if we're prepared to abandon the
current format.

Cheers,
Rusty.