Lukas Bulwahn [off-list ref] wrote:

Once the general approach and patches are accepted, I plan to send some
further patch series to transition more net config options. My current
investigation identified that these further config options in net can be
transitioned:

  IP_NF_MATCH_ECN -> NETFILTER_XT_MATCH_ECN

[..]

Plan LGTM.

In case you'll target net-next tree for patches 1 and 2:

Acked-by: Florian Westphal <fw@strlen.de>

I can also take them via nf-next if you prefer.