Re: [virtio-dev] packed ring layout proposal

[Maxime Coquelin <maxime.coquelin@redhat.com>]

On 10/26/2016 01:24 PM, Paolo Bonzini wrote:
> On 26/10/2016 12:14, Yuanhan Liu wrote:
> > On Wed, Oct 26, 2016 at 11:49:17AM +0200, Maxime Coquelin wrote:
> > > On 09/16/2016 08:51 PM, Michael S. Tsirkin wrote:
> > > > On Fri, Sep 16, 2016 at 10:28:19AM +0100, Stefan Hajnoczi wrote:
> > > > > On Fri, Sep 16, 2016 at 01:39:15AM +0300, Michael S. Tsirkin wrote:
> > > > > > Let's start a discussion around an alternative ring layout.
> > > > > > This has been in my kvm forum 2016 presentation.
> > > > > > The idea is to have a r/w descriptor in a ring structure,
> > > > > > replacing the used and available ring, index and descriptor
> > > > > > buffer.
> > > > >
> > > > > Do you have pseudo-code?  I find it difficult to infer how it's supposed
> > > > > to work from the description.
> > > >
> > > > Find a prototype implementation under tools/virtio/ringbench/ring.c in
> > > > latest Linux.
> > >
> > > Are you sure of the path?
> > > I also had a look at your kernel.org repository, but no luck there
> > > either.
>
> It's tools/virtio/ringtest/ring.c, not ringbench. :)

Thanks!
Maxime