[Lguest] [RFC][PATCH] virtio: 64 bit features
Rusty Russell
rusty at rustcorp.com.au
Tue Apr 12 13:25:42 EST 2011
On Mon, 11 Apr 2011 19:55:25 +0300, "Michael S. Tsirkin" <mst at redhat.com> wrote:
> Extend features to 64 bit so we can use more
> transport bits.
>
> Future patches add two new feature bits which would
> exhaust the supply of transport feature bits,
> so let's add bit 31 to tell the guest that
> there are now 64 worth of features.
>
> For PCI this also changes the config layout.
>
> Signed-off-by: Michael S. Tsirkin <mst at redhat.com>
This was pretty much the way I imagined it would work. We need a patch
to the spec and a lot of cross testing...
Thanks!
Rusty.
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