On Sun, 2022-09-18 at 08:17 -0400, Michael S. Tsirkin wrote: > On Sun, Sep 18, 2022 at 05:00:20PM +0800, Junbo wrote: > > hi Michael > > > > in virtio-net.c > > /* Parameters for control virtqueue, if any */ > > if (vi->has_cvq) { > > callbacks[total_vqs - 1] = NULL; > > names[total_vqs - 1] = "control"; > > } > > > > I think the Author who write the code > > wait, that was not you? I believe 'the Author' refers to the author of the current code, not to the author of the patch. @Junbo: the control queue is created only if the VIRTIO_NET_F_CTRL_VQ feature is set, please check that in your setup. Thanks Paolo _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization