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SubjectRe: [PATCH 3/3] vDPA/ifcvf: get_config_size should return dev specific config size
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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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