diff --git a/hw/virtio.c b/hw/virtio.c index d8c77b054d..e259348518 100644 --- a/hw/virtio.c +++ b/hw/virtio.c @@ -73,6 +73,8 @@ struct VirtQueue /* Notification enabled? */ bool notification; + uint16_t queue_index; + int inuse; uint16_t vector; @@ -931,6 +933,7 @@ void virtio_init(VirtIODevice *vdev, const char *name, for (i = 0; i < VIRTIO_PCI_QUEUE_MAX; i++) { vdev->vq[i].vector = VIRTIO_NO_VECTOR; vdev->vq[i].vdev = vdev; + vdev->vq[i].queue_index = i; } vdev->name = name; @@ -1018,6 +1021,11 @@ VirtQueue *virtio_get_queue(VirtIODevice *vdev, int n) return vdev->vq + n; } +uint16_t virtio_get_queue_index(VirtQueue *vq) +{ + return vq->queue_index; +} + static void virtio_queue_guest_notifier_read(EventNotifier *n) { VirtQueue *vq = container_of(n, VirtQueue, guest_notifier); diff --git a/hw/virtio.h b/hw/virtio.h index d3da1d25df..a29a54d4f3 100644 --- a/hw/virtio.h +++ b/hw/virtio.h @@ -280,6 +280,7 @@ 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); VirtQueue *virtio_get_queue(VirtIODevice *vdev, int n); +uint16_t virtio_get_queue_index(VirtQueue *vq); int virtio_queue_get_id(VirtQueue *vq); EventNotifier *virtio_queue_get_guest_notifier(VirtQueue *vq); void virtio_queue_set_guest_notifier_fd_handler(VirtQueue *vq, bool assign,