Signed-off-by: Meina Li <meili(a)redhat.com&gt; --- 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..394eab2897 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. Some hypervisors don't support this feature, + such as Xen, QEMU and OpenVZ. <span class="since">Since 0.9.5</span> </dd> <dt><code>serial</code></dt> <dd>If present, this specify serial number of virtual hard drive. -- 2.27.0