diff options
Diffstat (limited to 'hw/virtio/vhost.c')
| -rw-r--r-- | hw/virtio/vhost.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c index bd051ab2e1..131f1643b2 100644 --- a/hw/virtio/vhost.c +++ b/hw/virtio/vhost.c @@ -1190,12 +1190,13 @@ int vhost_dev_enable_notifiers(struct vhost_dev *hdev, VirtIODevice *vdev) VirtioBusClass *k = VIRTIO_BUS_GET_CLASS(vbus); int i, r, e; - if (!k->ioeventfd_started) { + if (!k->ioeventfd_assign) { error_report("binding does not support host notifiers"); r = -ENOSYS; goto fail; } + virtio_device_stop_ioeventfd(vdev); for (i = 0; i < hdev->nvqs; ++i) { r = virtio_bus_set_host_notifier(VIRTIO_BUS(qbus), hdev->vq_index + i, true); @@ -1215,6 +1216,7 @@ fail_vq: } assert (e >= 0); } + virtio_device_start_ioeventfd(vdev); fail: return r; } @@ -1237,6 +1239,7 @@ void vhost_dev_disable_notifiers(struct vhost_dev *hdev, VirtIODevice *vdev) } assert (r >= 0); } + virtio_device_start_ioeventfd(vdev); } /* Test and clear event pending status. |