diff options
Diffstat (limited to 'hw/net')
| -rw-r--r-- | hw/net/virtio-net.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c index 2aea5a10c4..b2d99f9cd1 100644 --- a/hw/net/virtio-net.c +++ b/hw/net/virtio-net.c @@ -309,7 +309,7 @@ static void virtio_net_set_queues(VirtIONet *n) } } -static void virtio_net_set_multiqueue(VirtIONet *n, int multiqueue, int ctrl); +static void virtio_net_set_multiqueue(VirtIONet *n, int multiqueue); static uint32_t virtio_net_get_features(VirtIODevice *vdev, uint32_t features) { @@ -364,8 +364,7 @@ static void virtio_net_set_features(VirtIODevice *vdev, uint32_t features) VirtIONet *n = VIRTIO_NET(vdev); int i; - virtio_net_set_multiqueue(n, !!(features & (1 << VIRTIO_NET_F_MQ)), - !!(features & (1 << VIRTIO_NET_F_CTRL_VQ))); + virtio_net_set_multiqueue(n, !!(features & (1 << VIRTIO_NET_F_MQ))); virtio_net_set_mrg_rx_bufs(n, !!(features & (1 << VIRTIO_NET_F_MRG_RXBUF))); @@ -1038,7 +1037,7 @@ static void virtio_net_tx_bh(void *opaque) } } -static void virtio_net_set_multiqueue(VirtIONet *n, int multiqueue, int ctrl) +static void virtio_net_set_multiqueue(VirtIONet *n, int multiqueue) { VirtIODevice *vdev = VIRTIO_DEVICE(n); int i, max = multiqueue ? n->max_queues : 1; @@ -1067,9 +1066,11 @@ static void virtio_net_set_multiqueue(VirtIONet *n, int multiqueue, int ctrl) n->vqs[i].n = n; } - if (ctrl) { - n->ctrl_vq = virtio_add_queue(vdev, 64, virtio_net_handle_ctrl); - } + /* Note: Minux Guests (version 3.2.1) use ctrl vq but don't ack + * VIRTIO_NET_F_CTRL_VQ. Create ctrl vq unconditionally to avoid + * breaking them. + */ + n->ctrl_vq = virtio_add_queue(vdev, 64, virtio_net_handle_ctrl); virtio_net_set_queues(n); } |