netdev - Re: [patch net-next v3 02/10] net: sched: introduce tcf block infractructure

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Message-ID: <CAM_iQpW1wsvyg_v2Vy9Bg33f5iT9_c8kNdgn+0CXkAbVCs8=ew@mail.gmail.com>
Date:   Tue, 16 May 2017 13:51:30 -0700
From:   Cong Wang <xiyou.wangcong@...il.com>
To:     Jiri Pirko <jiri@...nulli.us>
Cc:     Linux Kernel Network Developers <netdev@...r.kernel.org>,
        David Miller <davem@...emloft.net>,
        Jamal Hadi Salim <jhs@...atatu.com>,
        David Ahern <dsa@...ulusnetworks.com>,
        Eric Dumazet <edumazet@...gle.com>,
        Stephen Hemminger <stephen@...workplumber.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Alexander Duyck <alexander.h.duyck@...el.com>,
        Simon Horman <simon.horman@...ronome.com>, mlxsw@...lanox.com
Subject: Re: [patch net-next v3 02/10] net: sched: introduce tcf block infractructure

On Tue, May 16, 2017 at 10:27 AM, Jiri Pirko <jiri@...nulli.us> wrote:
> +int tcf_block_get(struct tcf_block **p_block,
> +                 struct tcf_proto __rcu **p_filter_chain)
> +{
> +       struct tcf_block *block = kzalloc(sizeof(*block), GFP_KERNEL);
> +
> +       if (!block)
> +               return -ENOMEM;
> +       block->p_filter_chain = p_filter_chain;
> +       *p_block = block;
> +       return 0;
> +}
> +EXPORT_SYMBOL(tcf_block_get);


XXX_get() is usually for refcnt'ing, here you only allocate
a block, so please rename it to tcf_block_alloc().


> +
> +void tcf_block_put(struct tcf_block *block)
> +{
> +       if (!block)
> +               return;
> +       tcf_destroy_chain(block->p_filter_chain);
> +       kfree(block);
> +}
> +EXPORT_SYMBOL(tcf_block_put);

Ditto, tcf_block_destroy().