diff mbox series

[v1,06/16] virtio: init wrap counter for packed ring

Message ID 1542895581-10721-7-git-send-email-wexu@redhat.com
State New
Headers show
Series packed ring virtio-net backend support | expand

Commit Message

Wei Xu Nov. 22, 2018, 2:06 p.m. UTC 
From: Wei Xu <wexu@redhat.com>

Signed-off-by: Wei Xu <wexu@redhat.com>
---
 hw/virtio/virtio.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c
index 99565c6..74d9710 100644
--- a/hw/virtio/virtio.c
+++ b/hw/virtio/virtio.c
@@ -1239,6 +1239,9 @@  void virtio_reset(void *opaque)
         vdev->vq[i].last_avail_idx = 0;
         vdev->vq[i].shadow_avail_idx = 0;
         vdev->vq[i].used_idx = 0;
+        vdev->vq[i].avail_wrap_counter = true;
+        vdev->vq[i].event_wrap_counter = true;
+        vdev->vq[i].used_wrap_counter = true;
         virtio_queue_set_vector(vdev, i, VIRTIO_NO_VECTOR);
         vdev->vq[i].signalled_used = 0;
         vdev->vq[i].signalled_used_valid = false;