Messages in this thread | | | Subject | Re: [PATCH 3/3] vDPA/ifcvf: get_config_size should return dev specific config size | From | Jason Wang <> | Date | Thu, 15 Apr 2021 11:36:28 +0800 |
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在 2021/4/14 下午5:18, Zhu Lingshan 写道: > get_config_size() should return the size based on the decected > device type. > > Signed-off-by: Zhu Lingshan <lingshan.zhu@intel.com>
Acked-by: Jason Wang <jasowang@redhat.com>
> --- > drivers/vdpa/ifcvf/ifcvf_main.c | 11 ++++++++++- > 1 file changed, 10 insertions(+), 1 deletion(-) > > diff --git a/drivers/vdpa/ifcvf/ifcvf_main.c b/drivers/vdpa/ifcvf/ifcvf_main.c > index 9b6a38b798fa..b48b9789b69e 100644 > --- a/drivers/vdpa/ifcvf/ifcvf_main.c > +++ b/drivers/vdpa/ifcvf/ifcvf_main.c > @@ -347,7 +347,16 @@ static u32 ifcvf_vdpa_get_vq_align(struct vdpa_device *vdpa_dev) > > static size_t ifcvf_vdpa_get_config_size(struct vdpa_device *vdpa_dev) > { > - return sizeof(struct virtio_net_config); > + struct ifcvf_hw *vf = vdpa_to_vf(vdpa_dev); > + size_t size; > + > + if (vf->dev_type == VIRTIO_ID_NET) > + size = sizeof(struct virtio_net_config); > + > + if (vf->dev_type == VIRTIO_ID_BLOCK) > + size = sizeof(struct virtio_blk_config); > + > + return size; > } > > static void ifcvf_vdpa_get_config(struct vdpa_device *vdpa_dev,
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