virtio: add ability to delete vq through a pointer
Devices tend to maintain vq pointers, allow deleting them trough a vq pointer.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c
index 04716b5..31dd140 100644
--- a/hw/virtio/virtio.c
+++ b/hw/virtio/virtio.c
@@ -2330,17 +2330,22 @@
return &vdev->vq[i];
}
+void virtio_delete_queue(VirtQueue *vq)
+{
+ vq->vring.num = 0;
+ vq->vring.num_default = 0;
+ vq->handle_output = NULL;
+ vq->handle_aio_output = NULL;
+ g_free(vq->used_elems);
+}
+
void virtio_del_queue(VirtIODevice *vdev, int n)
{
if (n < 0 || n >= VIRTIO_QUEUE_MAX) {
abort();
}
- vdev->vq[n].vring.num = 0;
- vdev->vq[n].vring.num_default = 0;
- vdev->vq[n].handle_output = NULL;
- vdev->vq[n].handle_aio_output = NULL;
- g_free(vdev->vq[n].used_elems);
+ virtio_delete_queue(&vdev->vq[n]);
}
static void virtio_set_isr(VirtIODevice *vdev, int value)
