Re: [PATCH 3/5] virtio_net: Add XDP support

[Eric Dumazet]

On Fri, 2016-11-18 at 11:00 -0800, John Fastabend wrote:
> From: Shrijeet Mukherjee <shrij...@gmail.com>


>  #include <linux/slab.h>
> @@ -81,6 +82,8 @@ struct receive_queue {
>  
>       struct napi_struct napi;
>  
> +     struct bpf_prog *xdp_prog;

Please add proper sparse annotation, as in 

        struct bpf_prog __rcu *xdp_prog;

And run sparse ;)

CONFIG_SPARSE_RCU_POINTER=y

make C=2 drivers/net/virtio_net.o