On Tue, 21 Sep 2021 19:14:43 +0300 Leonard Crestez wrote:

This is similar to TCP MD5 in functionality but it's sufficiently
different that wire formats are incompatible. Compared to TCP-MD5 more
algorithms are supported and multiple keys can be used on the same
connection but there is still no negotiation mechanism.

Hopefully there will be some feedback / discussion, but even if
everyone acks this you'll need to fix all the transient build
failures, and kdoc warnings added - and repost. 
git rebase --exec='make' and scripts/kernel-doc are your allies.