kbase: virtiofs: Add a note that virtiofs is not migratable

Note that certain operations will not work.

Resolves: https://gitlab.com/libvirt/libvirt/-/issues/452
Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Martin Kletzander <mkletzan@redhat.com>

diff --git a/docs/kbase/virtiofs.rst b/docs/kbase/virtiofs.rst
index 10d1e1d79c55554a921fb64d537e47f495a74e93..5940092db585bc171fd0a87b3dbb4af621e56cdc 100644 (file)
--- a/docs/kbase/virtiofs.rst
+++ b/docs/kbase/virtiofs.rst
@@ -13,6 +13,10 @@ is designed to offer local file system semantics and performance.
 
 See https://virtio-fs.gitlab.io/
 
+*Note:* virtiofs currently does not support migration so operations such as
+migration, save/managed-save, or snapshots with memory are not supported if
+a VM has a virtiofs filesystem connected.
+
 Sharing a host directory with a guest
 =====================================