netdev - Re: [PATCH net-next 0/6] mptcp: Path manager mode selection

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Date:   Fri, 29 Apr 2022 17:51:14 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Mat Martineau <mathew.j.martineau@...ux.intel.com>
Cc:     netdev@...r.kernel.org, davem@...emloft.net, pabeni@...hat.com,
        matthieu.baerts@...sares.net, mptcp@...ts.linux.dev
Subject: Re: [PATCH net-next 0/6] mptcp: Path manager mode selection

On Thu, 28 Apr 2022 20:39:01 -0700 (PDT) Mat Martineau wrote:
> Sure, no problem. If you'd prefer a pull request for this feature as a 
> whole I could stage that.
> 
> Here's a tag (note: do not merge this as-is, the committer ids and full 
> history aren't suitable) -> 
> https://github.com/multipath-tcp/mptcp_net-next/commits/netdev-review-userspace-path-manager
> 
> The last 26 commits there cover the full userspace path manager kernel 
> code, with the first 6 of those being this series.
> 
> Userspace path managers makes use of generic netlink MPTCP events that 
> have already been upstream for a while, and the full series adds four 
> netlink commands for userspace:
> 
> * MPTCP_PM_CMD_ANNOUNCE: advertise an address that's available for 
> additional subflow connections.
> 
> * MPTCP_PM_CMD_REMOVE: revoke an advertisement
> 
> * MPTCP_PM_CMD_SUBFLOW_CREATE: initiate a new subflow on an existing MPTCP 
> connection
> 
> * MPTCP_PM_CMD_SUBFLOW_DESTROY: close a subflow on an existing MPTCP 
> connection
> 
> There's one commit for each command, each with an obvious title ("mptcp: 
> netlink: Add MPTCP_PM_CMD_<name>")

Thanks for the explanation, applied!