On Tue, Sep 03, 2019 at 06:26:44PM +0100, Dr. David Alan Gilbert wrote: > * Stefan Hajnoczi (stefa...@redhat.com) wrote: > > Add the --print-capabilities option as per vhost-user.rst "Backend > > programs conventions". Currently there are no advertised features. > > > > Signed-off-by: Stefan Hajnoczi <stefa...@redhat.com> > > That looks OK to me, but can someone who understands the json > requirement explain what says whether a 'features' entry is optional?
I have defined a VHostUserBackendType ('fs') but no
VHostUserBackendCapabilities union field.
I guess this is allowed since many other VIRTIO device types are also
defined without a VHostUserBackendCapabilities union field (only 'gpu'
and 'input' have one).
Stefan
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