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Date: Tue, 11 Dec 2018 08:42:41 +0100
From: "Hoffmann, Gerd" <kraxel@redhat.com>
Message-ID: <20181211074241.ovuharwewaw22ygq@sirius.home.kraxel.org>
References: <20181126124250.29985-1-marcandre.lureau@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH for-3.2 01/11] vhost-user: define
 conventions for vhost-user backends
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To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: =?utf-8?Q?Marc-Andr=C3=A9?= Lureau <marcandre.lureau@redhat.com>, qemu-devel <qemu-devel@nongnu.org>, "P. Berrange, Daniel" <berrange@redhat.com>

  Hi,

> Right. The main issue is that we need to make sure only
> in-tree devices are supported.

Well, that is under debate right now, see:
https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg04912.html

> vhost-user by design
> is for out of tree users. It needn't be hard,
> maybe it's enough to just make qemu launch these processes
> as opposed to connecting to them on command line.

Not sure this is a good idea, with security being one of the motivating
factors to move device emulation to other processes.  When libvirt
launches the processes it can place them in separate sandboxes ...

cheers,
  Gerd