netdev - Re: [PATCH net-next v4 10/17] net: sched: refactor tp insert/delete for concurrent execution

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Date:   Mon, 18 Feb 2019 11:53:39 -0800
From:   Cong Wang <xiyou.wangcong@...il.com>
To:     Vlad Buslov <vladbu@...lanox.com>
Cc:     Linux Kernel Network Developers <netdev@...r.kernel.org>,
        Jamal Hadi Salim <jhs@...atatu.com>,
        Jiri Pirko <jiri@...nulli.us>,
        David Miller <davem@...emloft.net>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>
Subject: Re: [PATCH net-next v4 10/17] net: sched: refactor tp insert/delete
 for concurrent execution

On Mon, Feb 11, 2019 at 12:56 AM Vlad Buslov <vladbu@...lanox.com> wrote:
> +#define tcf_proto_dereference(p, tp)                                   \
> +       rcu_dereference_protected(p, lockdep_tcf_proto_is_locked(tp))
> +

BTW, it is not used anywhere even on top of your cls_flower changes...

$ git grep tcf_proto_dereference
include/net/sch_generic.h:#define tcf_proto_dereference(p, tp)
                         \

Please don't introduce new things unitl you actually use it.