On Fri, Sep 09, 2022 at 05:24:49PM +0200, Maxime Chevallier wrote: > The DSA out-of-band tagging is still using the skb->headroom part, but > there doesn't seem to be any better way for now without adding fields to > struct sk_buff. Are we on the same page about what is meant by "skb extensions"? See what is provided by CONFIG_SKB_EXTENSIONS, I did not mean it as in "extend struct sk_buff with new fields".