Re: [Xen-devel] [PATCH] disable virtfs compilation by default in upstream QEMU

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Mon, 2012-06-11 at 14:47 +0100, Ian Jackson wrote:
> Stefano Stabellini writes ("Re: [Xen-devel] [PATCH] disable virtfs 
> compilation by default in upstream QEMU"):
> > On Fri, 8 Jun 2012, Ian Jackson wrote:
> > > So what is the default configuration ?
> > 
> > The default is on.
> >
> > > Do we have any protection from
> > > possible bugs in the virtfs access control system ?
> > 
> > Nothing more and nothing less than QEMU 1.0 stable provides.
> 
> That situation seems like a release-critical bug from our point of
> view.
> 
> And this is relevant because we're now using upstream qemu 1.0 by
> default for some guests.

Is the "fix" here as simple as hardcoding some sort of "-virtfs=off" in
the libxl function which builds the command line for upstream qemu?

Is it possible to access virtfs if virtio is not enabled?

Ian.


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