3 files changed, 35 insertions, 24 deletions

diff --git a/hw/virtio/vhost-user-vsock.c b/hw/virtio/vhost-user-vsock.c
index 6095ed7349..52bd682c34 100644
--- a/hw/virtio/vhost-user-vsock.c
+++ b/hw/virtio/vhost-user-vsock.c
@@ -81,7 +81,9 @@ static uint64_t vuv_get_features(VirtIODevice *vdev,
 {
     VHostVSockCommon *vvc = VHOST_VSOCK_COMMON(vdev);
 
-    return vhost_get_features(&vvc->vhost_dev, user_feature_bits, features);
+    features = vhost_get_features(&vvc->vhost_dev, user_feature_bits, features);
+
+    return vhost_vsock_common_get_features(vdev, features, errp);
 }
 
 static const VMStateDescription vuv_vmstate = {
diff --git a/hw/virtio/vhost-vsock-common.c b/hw/virtio/vhost-vsock-common.c
index 4ad6e234ad..3f3771274e 100644
--- a/hw/virtio/vhost-vsock-common.c
+++ b/hw/virtio/vhost-vsock-common.c
@@ -18,6 +18,30 @@
 #include "qemu/iov.h"
 #include "monitor/monitor.h"
 
+const int feature_bits[] = {
+    VIRTIO_VSOCK_F_SEQPACKET,
+    VHOST_INVALID_FEATURE_BIT
+};
+
+uint64_t vhost_vsock_common_get_features(VirtIODevice *vdev, uint64_t features,
+                                         Error **errp)
+{
+    VHostVSockCommon *vvc = VHOST_VSOCK_COMMON(vdev);
+
+    if (vvc->seqpacket != ON_OFF_AUTO_OFF) {
+        virtio_add_feature(&features, VIRTIO_VSOCK_F_SEQPACKET);
+    }
+
+    features = vhost_get_features(&vvc->vhost_dev, feature_bits, features);
+
+    if (vvc->seqpacket == ON_OFF_AUTO_ON &&
+        !virtio_has_feature(features, VIRTIO_VSOCK_F_SEQPACKET)) {
+        error_setg(errp, "vhost-vsock backend doesn't support seqpacket");
+    }
+
+    return features;
+}
+
 int vhost_vsock_common_start(VirtIODevice *vdev)
 {
     VHostVSockCommon *vvc = VHOST_VSOCK_COMMON(vdev);
@@ -231,11 +255,18 @@ void vhost_vsock_common_unrealize(VirtIODevice *vdev)
     virtio_cleanup(vdev);
 }
 
+static Property vhost_vsock_common_properties[] = {
+    DEFINE_PROP_ON_OFF_AUTO("seqpacket", VHostVSockCommon, seqpacket,
+                            ON_OFF_AUTO_AUTO),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
 static void vhost_vsock_common_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
 
+    device_class_set_props(dc, vhost_vsock_common_properties);
     set_bit(DEVICE_CATEGORY_MISC, dc->categories);
     vdc->guest_notifier_mask = vhost_vsock_common_guest_notifier_mask;
     vdc->guest_notifier_pending = vhost_vsock_common_guest_notifier_pending;
diff --git a/hw/virtio/vhost-vsock.c b/hw/virtio/vhost-vsock.c
index dade0da031..478c0c9a87 100644
--- a/hw/virtio/vhost-vsock.c
+++ b/hw/virtio/vhost-vsock.c
@@ -21,11 +21,6 @@
 #include "hw/virtio/vhost-vsock.h"
 #include "monitor/monitor.h"
 
-const int feature_bits[] = {
-    VIRTIO_VSOCK_F_SEQPACKET,
-    VHOST_INVALID_FEATURE_BIT
-};
-
 static void vhost_vsock_get_config(VirtIODevice *vdev, uint8_t *config)
 {
     VHostVSock *vsock = VHOST_VSOCK(vdev);
@@ -113,22 +108,7 @@ static uint64_t vhost_vsock_get_features(VirtIODevice *vdev,
                                          uint64_t requested_features,
                                          Error **errp)
 {
-    VHostVSockCommon *vvc = VHOST_VSOCK_COMMON(vdev);
-    VHostVSock *vsock = VHOST_VSOCK(vdev);
-
-    if (vsock->seqpacket != ON_OFF_AUTO_OFF) {
-        virtio_add_feature(&requested_features, VIRTIO_VSOCK_F_SEQPACKET);
-    }
-
-    requested_features = vhost_get_features(&vvc->vhost_dev, feature_bits,
-                                            requested_features);
-
-    if (vsock->seqpacket == ON_OFF_AUTO_ON &&
-        !virtio_has_feature(requested_features, VIRTIO_VSOCK_F_SEQPACKET)) {
-        error_setg(errp, "vhost-vsock backend doesn't support seqpacket");
-    }
-
-    return requested_features;
+    return vhost_vsock_common_get_features(vdev, requested_features, errp);
 }
 
 static const VMStateDescription vmstate_virtio_vhost_vsock = {
@@ -229,8 +209,6 @@ static void vhost_vsock_device_unrealize(DeviceState *dev)
 static Property vhost_vsock_properties[] = {
     DEFINE_PROP_UINT64("guest-cid", VHostVSock, conf.guest_cid, 0),
     DEFINE_PROP_STRING("vhostfd", VHostVSock, conf.vhostfd),
-    DEFINE_PROP_ON_OFF_AUTO("seqpacket", VHostVSock, seqpacket,
-                            ON_OFF_AUTO_AUTO),
     DEFINE_PROP_END_OF_LIST(),
 };