diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/virtio/vhost-vdpa.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c index 291cd19054..bce64f45c2 100644 --- a/hw/virtio/vhost-vdpa.c +++ b/hw/virtio/vhost-vdpa.c @@ -1179,7 +1179,18 @@ static int vhost_vdpa_set_vring_base(struct vhost_dev *dev, struct vhost_vring_state *ring) { struct vhost_vdpa *v = dev->opaque; + VirtQueue *vq = virtio_get_queue(dev->vdev, ring->index); + /* + * vhost-vdpa devices does not support in-flight requests. Set all of them + * as available. + * + * TODO: This is ok for networking, but other kinds of devices might + * have problems with these retransmissions. + */ + while (virtqueue_rewind(vq, 1)) { + continue; + } if (v->shadow_vqs_enabled) { /* * Device vring base was set at device start. SVQ base is handled by @@ -1195,21 +1206,10 @@ static int vhost_vdpa_get_vring_base(struct vhost_dev *dev, struct vhost_vring_state *ring) { struct vhost_vdpa *v = dev->opaque; - int vdpa_idx = ring->index - dev->vq_index; int ret; if (v->shadow_vqs_enabled) { - VhostShadowVirtqueue *svq = g_ptr_array_index(v->shadow_vqs, vdpa_idx); - - /* - * Setting base as last used idx, so destination will see as available - * all the entries that the device did not use, including the in-flight - * processing ones. - * - * TODO: This is ok for networking, but other kinds of devices might - * have problems with these retransmissions. - */ - ring->num = svq->last_used_idx; + ring->num = virtio_queue_get_last_avail_idx(dev->vdev, ring->index); return 0; } |