40 	struct vhost_virtqueue *vq = &n->vqs[VHOST_TEST_VQ];  in handle_vq()  local
46 	mutex_lock(&vq->mutex);  in handle_vq()
47 	private = vq->private_data;  in handle_vq()
49 		mutex_unlock(&vq->mutex);  in handle_vq()
53 	vhost_disable_notify(&n->dev, vq);  in handle_vq()
56 		head = vhost_get_vq_desc(vq, vq->iov,  in handle_vq()
57 					 ARRAY_SIZE(vq->iov),  in handle_vq()
64 		if (head == vq->num) {  in handle_vq()
65 			if (unlikely(vhost_enable_notify(&n->dev, vq))) {  in handle_vq()
66 				vhost_disable_notify(&n->dev, vq);  in handle_vq()
72 			vq_err(vq, "Unexpected descriptor format for TX: "  in handle_vq()
76 		len = iov_length(vq->iov, out);  in handle_vq()
79 			vq_err(vq, "Unexpected 0 len for TX\n");  in handle_vq()
82 		vhost_add_used_and_signal(&n->dev, vq, head, 0);  in handle_vq()
85 			vhost_poll_queue(&vq->poll);  in handle_vq()
90 	mutex_unlock(&vq->mutex);  in handle_vq()
95 	struct vhost_virtqueue *vq = container_of(work, struct vhost_virtqueue,  in handle_vq_kick()  local
97 	struct vhost_test *n = container_of(vq->dev, struct vhost_test, dev);  in handle_vq_kick()
127 				struct vhost_virtqueue *vq)  in vhost_test_stop_vq()  argument
131 	mutex_lock(&vq->mutex);  in vhost_test_stop_vq()
132 	private = vq->private_data;  in vhost_test_stop_vq()
133 	vq->private_data = NULL;  in vhost_test_stop_vq()
134 	mutex_unlock(&vq->mutex);  in vhost_test_stop_vq()
171 	struct vhost_virtqueue *vq;  in vhost_test_run()  local
191 		vq = n->vqs + index;  in vhost_test_run()
192 		mutex_lock(&vq->mutex);  in vhost_test_run()
196 		oldpriv = vq->private_data;  in vhost_test_run()
197 		vq->private_data = priv;  in vhost_test_run()
201 		mutex_unlock(&vq->mutex);  in vhost_test_run()
244 	struct vhost_virtqueue *vq;  in vhost_test_set_features()  local
252 	vq = &n->vqs[VHOST_TEST_VQ];  in vhost_test_set_features()
253 	mutex_lock(&vq->mutex);  in vhost_test_set_features()
254 	vq->acked_features = features;  in vhost_test_set_features()
255 	mutex_unlock(&vq->mutex);  in vhost_test_set_features()