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vhost: fix vDPA set features

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We should call set_features callback after setting features in virtio_net
structure, otherwise vDPA driver cannot get the right features.

Fixes: 07718b4f87aa ("vhost: adapt library for selective datapath")

Signed-off-by: Xiao Wang <xiao.w.wang@intel.com>
Acked-by: Zhihong Wang <zhihong.wang@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
This commit is contained in:
Xiao Wang 2018-04-25 10:18:27 +08:00 committed by Ferruh Yigit
parent bb77d555d4
commit dfdf4b84b8
1 changed files with 5 additions and 5 deletions
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10
lib/librte_vhost/vhost_user.c
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@ -214,11 +214,6 @@ vhost_user_set_features(struct virtio_net *dev, uint64_t features)
dev->notify_ops->features_changed(dev->vid, features);
}
did = dev->vdpa_dev_id;
vdpa_dev = rte_vdpa_get_device(did);
if (vdpa_dev && vdpa_dev->ops->set_features)
vdpa_dev->ops->set_features(dev->vid);
dev->features = features;
if (dev->features &
((1 << VIRTIO_NET_F_MRG_RXBUF) | (1ULL << VIRTIO_F_VERSION_1))) {
@ -252,6 +247,11 @@ vhost_user_set_features(struct virtio_net *dev, uint64_t features)
}
}
did = dev->vdpa_dev_id;
vdpa_dev = rte_vdpa_get_device(did);
if (vdpa_dev && vdpa_dev->ops->set_features)
vdpa_dev->ops->set_features(dev->vid);
return 0;
}