From: Eric Wong <normalperson@...>
Date: 2013-09-06T20:19:28+00:00
Subject: [ruby-core:57050] Re: [ruby-trunk - Feature #8871][Open] Server side TCP fast open

"Glass_saga (Masaki Matsushita)" <glass.saga@gmail.com> wrote:
> https://bugs.ruby-lang.org/issues/8871

> I propose that ruby support server side TCP fast open (TFO).
> TCP fast open reduces step of the handshake process.

Yes.  It should be an easy change.

> TCP_FASTOPEN = 23
> MSG_FASTOPEN = 0x20000000

I think we only need to add two constants to ext/socket/mkconstants.rb
(I haven't bothered updating my system headers, yet, but it should be
easy to test).