[PATCH] docs: Mention unsupported hypervisors of transient element

[Peter Krempa]

On Thu, Jul 23, 2020 at 10:04:08 +0800, Han Han wrote:
> Signed-off-by: Han Han <hhan at redhat.com>
> ---
>  docs/formatdomain.html.in | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in
> index f3a639b972..c180b59226 100644
> --- a/docs/formatdomain.html.in
> +++ b/docs/formatdomain.html.in
> @@ -4092,7 +4092,8 @@
>          contents should be reverted automatically when the guest
>          exits.  With some hypervisors, marking a disk transient
>          prevents the domain from participating in migration or
> -        snapshots. <span class="since">Since 0.9.5</span>
> +        snapshots. Unsuppported by qemu, libxl, vz hypervisors.
> +        <span class="since">Since 0.9.5</span>

We usually mention just where the config is supported. I don't think we
should document it as you propose.