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vdpa: manual forward CVQ buffers

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Do a simple forwarding of CVQ buffers, the same work SVQ could do but
through callbacks. No functional change intended.

Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Eugenio Pérez 2022-07-20 08:59:42 +02:00 • committed by Jason Wang
parent 94c643732d
commit bd907ae4b0
3 changed files with 63 additions and 1 deletions
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3
hw/virtio/vhost-vdpa.c
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@ -419,7 +419,8 @@ static int vhost_vdpa_init_svq(struct vhost_dev *hdev, struct vhost_vdpa *v,
for (unsigned n = 0; n < hdev->nvqs; ++n) {
g_autoptr(VhostShadowVirtqueue) svq;
svq = vhost_svq_new(v->iova_tree, NULL, NULL);
svq = vhost_svq_new(v->iova_tree, v->shadow_vq_ops,
v->shadow_vq_ops_opaque);
if (unlikely(!svq)) {
error_setg(errp, "Cannot create svq %u", n);
return -1;