diff options
Diffstat (limited to 'drivers/vhost/vdpa.c')
| -rw-r--r-- | drivers/vhost/vdpa.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c index 2d8c950ad3a8..066b165c17b1 100644 --- a/drivers/vhost/vdpa.c +++ b/drivers/vhost/vdpa.c @@ -349,6 +349,7 @@ static long vhost_vdpa_vring_ioctl(struct vhost_vdpa *v, unsigned int cmd, { struct vdpa_device *vdpa = v->vdpa; const struct vdpa_config_ops *ops = vdpa->config; + struct vdpa_vq_state vq_state; struct vdpa_callback cb; struct vhost_virtqueue *vq; struct vhost_vring_state s; @@ -374,7 +375,8 @@ static long vhost_vdpa_vring_ioctl(struct vhost_vdpa *v, unsigned int cmd, ops->set_vq_ready(vdpa, idx, s.num); return 0; case VHOST_GET_VRING_BASE: - vq->last_avail_idx = ops->get_vq_state(v->vdpa, idx); + ops->get_vq_state(v->vdpa, idx, &vq_state); + vq->last_avail_idx = vq_state.avail_index; break; case VHOST_GET_BACKEND_FEATURES: features = VHOST_VDPA_BACKEND_FEATURES; @@ -404,7 +406,8 @@ static long vhost_vdpa_vring_ioctl(struct vhost_vdpa *v, unsigned int cmd, break; case VHOST_SET_VRING_BASE: - if (ops->set_vq_state(vdpa, idx, vq->last_avail_idx)) + vq_state.avail_index = vq->last_avail_idx; + if (ops->set_vq_state(vdpa, idx, &vq_state)) r = -EINVAL; break; |