From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH net-next 02/13] sk_buff: add skb extension
 infrastructure
Date: Wed, 12 Dec 2018 16:38:32 -0800 (PST)
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From: Stephen Suryaputra <ssuryaextr@gmail.com>
Date: Wed, 12 Dec 2018 13:16:57 -0500

> On Mon, Dec 10, 2018 at 11:20 AM Florian Westphal <fw@strlen.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.

Proprietary extensions will absolutely not be taken into consideration
when designing upstream features in the Linux kernel.