netdev - Re: [PATCH net-next 02/13] sk_buff: add skb extension infrastructure

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Date:   Wed, 12 Dec 2018 19:38:38 +0100
From:   Florian Westphal <fw@...len.de>
To:     Stephen Suryaputra <ssuryaextr@...il.com>
Cc:     fw@...len.de, netdev@...r.kernel.org
Subject: Re: [PATCH net-next 02/13] sk_buff: add skb extension infrastructure

Stephen Suryaputra <ssuryaextr@...il.com> wrote:
> On Mon, Dec 10, 2018 at 11:20 AM Florian Westphal <fw@...len.de> wrote:
> 
> > +#ifdef CONFIG_SKB_EXTENSIONS
> > +enum skb_ext_id {
> > +#if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)
> > +       SKB_EXT_BRIDGE_NF,
> > +#endif
> > +       SKB_EXT_NUM, /* must be last */
> > +};
> 
> How about when proprietary extensions is desired? There are cases
> where our system has to pass special metadata from input to output in
> skbs.

Sorry, I don't care about out-of-tree work.