Re: [PATCH 0/6] virtio/vsock: introduce dgrams, sk_buff, and qdisc

Bobby Eshleman
2022-08-17T17:29:46Z

On Wed, Aug 17, 2022 at 01:02:52PM -0400, Michael S. Tsirkin wrote:
> On Tue, Aug 16, 2022 at 09:42:51AM +0000, Bobby Eshleman wrote:
> > > The basic question to answer then is this: with a net device qdisc
> > > etc in the picture, how is this different from virtio net then?
> > > Why do you still want to use vsock?
> > >
> >
> > When using virtio-net, users looking for inter-VM communication are
> > required to setup bridges, TAPs, allocate IP addresses or setup DNS,
> > etc... and then finally when you have a network, you can open a socket
> > on an IP address and port. This is the configuration that vsock avoids.
> > For vsock, we just need a CID and a port, but no network configuration.
>
> Surely when you mention DNS you are going overboard? vsock doesn't
> remove the need for DNS as much as it does not support it.
>

Oops, s/DNS/dhcp.