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-rw-r--r--hw/net/virtio-net.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 122eac2..b342d66 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -984,6 +984,12 @@ static void virtio_net_set_features(VirtIODevice *vdev, uint64_t features)
continue;
}
vhost_net_ack_features(get_vhost_net(nc->peer), features);
+
+ /*
+ * keep acked_features in NetVhostUserState up-to-date so it
+ * can't miss any features configured by guest virtio driver.
+ */
+ vhost_net_save_acked_features(nc->peer);
}
if (virtio_has_feature(features, VIRTIO_NET_F_CTRL_VLAN)) {