[libvirt] [PATCH 2/2] docs: Document configuration quirks for virtio devices
Cole Robinson
crobinso at redhat.com
Fri Mar 8 20:09:53 UTC 2019
On 3/6/19 7:17 AM, Andrea Bolognani wrote:
> Some devices (namely virtio-scsi, virtio-gpu, virtio-keyboard,
> virtio-tablet and virtio-mouse, plus virtio-crypto which is
> not supported by libvirt) don't follow the same rules as all
> other virtio devices, which is something that ought to be
> documented.
>
> Signed-off-by: Andrea Bolognani <abologna at redhat.com>
> ---
> docs/formatdomain.html.in | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
>
> diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in
> index eb00c01d96..a9a8cfcd46 100644
> --- a/docs/formatdomain.html.in
> +++ b/docs/formatdomain.html.in
> @@ -4132,6 +4132,24 @@
> </dd>
> </dl>
>
> + <p>
> + While the information outlined above apply to most virtio devices,
*applies
> + there are a few exceptions:
> + </p>
> +
> + <ul>
> + <li>
> + for SCSI controllers, <code>virtio-scsi</code> must be used instead
> + of <code>virtio</code> for backwards compatibility reasons;
> + </li>
> + <li>
> + some devices, such as GPUs and input devices (keyboard, tablet and
> + mouse), are only defined in the virtio 1.0 spec and as such don't
> + have a transitional variant: the only accepted model is
> + <code>virtio</code>, which will result in a non-transitional device.
> + </li>
> + </ul>
> +
> <p>
> For more details see the
> <a href="https://lists.gnu.org/archive/html/qemu-devel/2018-12/msg00923.html">qemu patch posting</a> and the
>
Reviewed-by: Cole Robinson <crobinso at redhat.com>
- Cole
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