diff options
| -rw-r--r-- | hw/virtio/dataplane/vring.c | 1 | ||||
| -rw-r--r-- | hw/virtio/virtio.c | 5 | ||||
| -rw-r--r-- | include/hw/virtio/virtio.h | 1 |
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/virtio.c b/hw/virtio/virtio.c index 8176c147e1..a5251cb702 100644 --- a/hw/virtio/virtio.c +++ b/hw/virtio/virtio.c @@ -1025,6 +1025,11 @@ 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; diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h index a6c5c5380c..f2aa6a31a2 100644 --- a/include/hw/virtio/virtio.h +++ b/include/hw/virtio/virtio.h @@ -233,6 +233,7 @@ hwaddr virtio_queue_get_used_size(VirtIODevice *vdev, int n); hwaddr virtio_queue_get_ring_size(VirtIODevice *vdev, int n); uint16_t virtio_queue_get_last_avail_idx(VirtIODevice *vdev, int n); void virtio_queue_set_last_avail_idx(VirtIODevice *vdev, int n, uint16_t idx); +void virtio_queue_invalidate_signalled_used(VirtIODevice *vdev, int n); VirtQueue *virtio_get_queue(VirtIODevice *vdev, int n); uint16_t virtio_get_queue_index(VirtQueue *vq); int virtio_queue_get_id(VirtQueue *vq); |