Subject: Re: [PATCH ipsec-next v4 00/18] Add IP-TFS mode to xfrm

From: Simon Horman <[email-masked]>
Date: Tue, 18 Jun 2024 19:17:11 +0100

On Mon, Jun 17, 2024 at 04:52:58PM -0400, Christian Hopps wrote:
> * Summary of Changes:
> 
> This patchset adds a new xfrm mode implementing on-demand IP-TFS. IP-TFS
> (AggFrag encapsulation) has been standardized in RFC9347.
> 
>   Link: https://www.rfc-editor.org/rfc/rfc9347.txt
> 
> This feature supports demand driven (i.e., non-constant send rate)
> IP-TFS to take advantage of the AGGFRAG ESP payload encapsulation. This
> payload type supports aggregation and fragmentation of the inner IP
> packet stream which in turn yields higher small-packet bandwidth as well
> as reducing MTU/PMTU issues. Congestion control is unimplementated as
> the send rate is demand driven rather than constant.
> 
> In order to allow loading this fucntionality as a module a set of
> callbacks xfrm_mode_cbs has been added to xfrm as well.

Hi Christian,

This does not appear to apply to ipsec-next.
Would it be possible for you to rebase?