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vhost-vdpa: prepare for the multiqueue support

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Unlike vhost-kernel, vhost-vdpa adapts a single device multiqueue
model. So we need to simply use virtqueue index as the vhost virtqueue
index. This is a must for multiqueue to work for vhost-vdpa.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Message-Id: <20211020045600.16082-4-jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Jason Wang 2021-10-20 12:55:53 +08:00 • committed by Michael S. Tsirkin
parent 4d191cfdc7
commit 353244d8b9
1 changed files with 2 additions and 2 deletions
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4
hw/virtio/vhost-vdpa.c
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@ -546,8 +546,8 @@ static int vhost_vdpa_get_vq_index(struct vhost_dev *dev, int idx)
{ {
assert(idx >= dev->vq_index && idx < dev->vq_index + dev->nvqs); assert(idx >= dev->vq_index && idx < dev->vq_index + dev->nvqs);
trace_vhost_vdpa_get_vq_index(dev, idx, idx - dev->vq_index); trace_vhost_vdpa_get_vq_index(dev, idx, idx);
return idx - dev->vq_index; return idx;
} }
static int vhost_vdpa_set_vring_ready(struct vhost_dev *dev) static int vhost_vdpa_set_vring_ready(struct vhost_dev *dev)