net: vhost stop updates virtio queue state

Make virtio queue suitable for push operation from qemu
after vhost was stopped.

Signed-off-by: Yuri Benditovich <[email protected]>
Reviewed-by: Michael S. Tsirkin <[email protected]>
Signed-off-by: Michael S. Tsirkin <[email protected]>

diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c
index f7f70237db8d24f20443168ca59caee952bf35e1..d396b225319447973ce6f43504f617f5da0e0218 100644 (file)
--- a/hw/virtio/vhost.c
+++ b/hw/virtio/vhost.c
@@ -993,6 +993,7 @@ static void vhost_virtqueue_stop(struct vhost_dev *dev,
         virtio_queue_set_last_avail_idx(vdev, idx, state.num);
     }
     virtio_queue_invalidate_signalled_used(vdev, idx);
+    virtio_queue_update_used_idx(vdev, idx);
 
     /* In the cross-endian case, we need to reset the vring endianness to
      * native as legacy devices expect so by default.