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Re: [Qemu-devel] [PATCH] spice: Disallow use of gl + TCP port

From: Gerd Hoffmann
Subject: Re: [Qemu-devel] [PATCH] spice: Disallow use of gl + TCP port
Date: Mon, 14 Mar 2016 16:00:11 +0100

On Mo, 2016-03-14 at 12:41 +0100, Christophe Fergeau wrote:
> Currently, virgl support has to go through a local unix socket, trying
> to connect to a VM using -spice gl through spice://localhost:5900 will
> only result in a black screen.
> This commit errors out when the user tries to start a VM with both GL
> support and a port/tls-port set.
> This would fit better in spice-server, but currently QEMU does not call
> into spice-server when parsing 'gl' on its command line, so we have to
> do this check in QEMU instead.

Hmm.  It's something which we want support long-term though, by encoding
those dma-bufs as video stream and send them off over tcp.

I don't think this is a good idea long-term.

And even as temporary stopgap:  Can libvirt + virt-manager handle this?


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