summary refs log tree commit diff stats
path: root/hw/net/vhost_net.c
diff options
context:
space:
mode:
authorMichael S. Tsirkin <mst@redhat.com>2015-09-23 12:19:56 +0800
committerMichael S. Tsirkin <mst@redhat.com>2015-09-24 16:27:52 +0300
commitdcb10c000cdd4d14f5ac4f07b04fb666494ef4a8 (patch)
tree125005c6c7d27f69771f8e1b0d20b0c0d4eebc85 /hw/net/vhost_net.c
parent7305483a3d113456681ba6c6e8dd41513decd5f6 (diff)
downloadfocaccia-qemu-dcb10c000cdd4d14f5ac4f07b04fb666494ef4a8.tar.gz
focaccia-qemu-dcb10c000cdd4d14f5ac4f07b04fb666494ef4a8.zip
vhost-user: add protocol feature negotiation
Support a separate bitmask for vhost-user protocol features,
and messages to get/set protocol features.

Invoke them at init.

No features are defined yet.

[ leverage vhost_user_call for request handling -- Yuanhan Liu ]

Signed-off-by: Michael S. Tsirkin <address@hidden>
Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
Tested-by: Marcel Apfelbaum <marcel@redhat.com>
Diffstat (limited to 'hw/net/vhost_net.c')
-rw-r--r--hw/net/vhost_net.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/net/vhost_net.c b/hw/net/vhost_net.c
index 1d76b94c84..9d32d76abb 100644
--- a/hw/net/vhost_net.c
+++ b/hw/net/vhost_net.c
@@ -152,8 +152,10 @@ struct vhost_net *vhost_net_init(VhostNetOptions *options)
         net->dev.backend_features = qemu_has_vnet_hdr(options->net_backend)
             ? 0 : (1ULL << VHOST_NET_F_VIRTIO_NET_HDR);
         net->backend = r;
+        net->dev.protocol_features = 0;
     } else {
         net->dev.backend_features = 0;
+        net->dev.protocol_features = 0;
         net->backend = -1;
     }
     net->nc = options->net_backend;