Add vhost-backend and VhostBackendType

Use vhost_set_backend_type to initialise a proper vhost_ops structure.
In vhost_net_init and vhost_net_start_one call conditionally TAP related
initialisation depending on the vhost backend type.

Signed-off-by: Antonios Motakis <a.motakis@virtualopensystems.com>
Signed-off-by: Nikolay Nikolaev <n.nikolaev@virtualopensystems.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/net/vhost_net.h b/include/net/vhost_net.h
index 2067ee2298..b1c18a3f3b 100644
--- a/include/net/vhost_net.h
+++ b/include/net/vhost_net.h
@@ -2,11 +2,13 @@
 #define VHOST_NET_H
 
 #include "net/net.h"
+#include "hw/virtio/vhost-backend.h"
 
 struct vhost_net;
 typedef struct vhost_net VHostNetState;
 
 typedef struct VhostNetOptions {
+    VhostBackendType backend_type;
     NetClientState *net_backend;
     void *opaque;
     bool force;