On Wed, 2013-10-02 at 20:50 -0700, Alexei Starovoitov wrote:
> on x86 system with net.core.bpf_jit_enable = 1

> diff --git a/include/linux/filter.h b/include/linux/filter.h
> index a6ac848..378fa03 100644
> --- a/include/linux/filter.h
> +++ b/include/linux/filter.h
> @@ -27,6 +27,7 @@ struct sk_filter
>       unsigned int            len;    /* Number of filter blocks */
>       unsigned int            (*bpf_func)(const struct sk_buff *skb,
>                                           const struct sock_filter *filter);
> +     struct work_struct      work;
>       struct rcu_head         rcu;
>       struct sock_filter      insns[0];
>  };

Nice catch !

It seems only x86 and s390 needs this work_struct.

(and you might CC Heiko Carstens <heiko.carst...@de.ibm.com> to ask him
to make the s390 part, of Ack it if you plan to do it)

Thanks


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