diff options
Diffstat (limited to 'hw/virtio')
| -rw-r--r-- | hw/virtio/dataplane/vring.c | 1 | ||||
| -rw-r--r-- | hw/virtio/vhost.c | 1 | ||||
| -rw-r--r-- | hw/virtio/virtio.c | 5 |
3 files changed, 7 insertions, 0 deletions
diff --git a/hw/virtio/dataplane/vring.c b/hw/virtio/dataplane/vring.c index 82cc151b17..351a343806 100644 --- a/hw/virtio/dataplane/vring.c +++ b/hw/virtio/dataplane/vring.c @@ -52,6 +52,7 @@ bool vring_setup(Vring *vring, VirtIODevice *vdev, int n) void vring_teardown(Vring *vring, VirtIODevice *vdev, int n) { virtio_queue_set_last_avail_idx(vdev, n, vring->last_avail_idx); + virtio_queue_invalidate_signalled_used(vdev, n); hostmem_finalize(&vring->hostmem); } diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c index 8f6ab130ee..9e336ad81e 100644 --- a/hw/virtio/vhost.c +++ b/hw/virtio/vhost.c @@ -762,6 +762,7 @@ static void vhost_virtqueue_stop(struct vhost_dev *dev, fflush(stderr); } virtio_queue_set_last_avail_idx(vdev, idx, state.num); + virtio_queue_invalidate_signalled_used(vdev, idx); assert (r >= 0); cpu_physical_memory_unmap(vq->ring, virtio_queue_get_ring_size(vdev, idx), 0, virtio_queue_get_ring_size(vdev, idx)); diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c index 60653f764e..f03c45dff5 100644 --- a/hw/virtio/virtio.c +++ b/hw/virtio/virtio.c @@ -1065,6 +1065,11 @@ void virtio_queue_set_last_avail_idx(VirtIODevice *vdev, int n, uint16_t idx) vdev->vq[n].last_avail_idx = idx; } +void virtio_queue_invalidate_signalled_used(VirtIODevice *vdev, int n) +{ + vdev->vq[n].signalled_used_valid = false; +} + VirtQueue *virtio_get_queue(VirtIODevice *vdev, int n) { return vdev->vq + n; |