diff options
| -rw-r--r-- | hw/virtio/vhost.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c index 76f9b2aaad..c40f48ac4d 100644 --- a/hw/virtio/vhost.c +++ b/hw/virtio/vhost.c @@ -2095,11 +2095,22 @@ int vhost_dev_start(struct vhost_dev *hdev, VirtIODevice *vdev, bool vrings) * vhost-kernel code requires for this.*/ for (i = 0; i < hdev->nvqs; ++i) { struct vhost_virtqueue *vq = hdev->vqs + i; - vhost_device_iotlb_miss(hdev, vq->used_phys, true); + r = vhost_device_iotlb_miss(hdev, vq->used_phys, true); + if (r) { + goto fail_iotlb; + } } } vhost_start_config_intr(hdev); return 0; +fail_iotlb: + if (vhost_dev_has_iommu(hdev) && + hdev->vhost_ops->vhost_set_iotlb_callback) { + hdev->vhost_ops->vhost_set_iotlb_callback(hdev, false); + } + if (hdev->vhost_ops->vhost_dev_start) { + hdev->vhost_ops->vhost_dev_start(hdev, false); + } fail_start: if (vrings) { vhost_dev_set_vring_enable(hdev, false); |