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

From: Stephen Suryaputra <redacted>
Date: Wed, 12 Dec 2018 13:16:57 -0500

On Mon, Dec 10, 2018 at 11:20 AM Florian Westphal [off-list ref] wrote:

quoted

+#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.