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From: Matthieu Baerts <matttbe@kernel.org>
To: Davide Caratti <dcaratti@redhat.com>, mptcp@lists.linux.dev
Subject: Re: [PATCH mptcp-next] mptcp: use "middlebox interference" for MP_TCPRST in case map_valid is false
Date: Mon, 14 Oct 2024 17:08:27 +0200	[thread overview]
Message-ID: <d2c65be5-5a30-4b8e-a114-1bd139fcd97f@kernel.org> (raw)
In-Reply-To: <4b2cee91613e597a172b46bb0d9d3143053c52da.1728408247.git.dcaratti@redhat.com>

Hi Davide,

On 08/10/2024 19:31, Davide Caratti wrote:
> RFC8684 suggests use of "Middlebox interference (code 0x06)" in case of
> MPJ subflow that carries data at TCP level with no DSS sub-option. This
> is generally the case when mpext is NULL or mpext->use_map is 0: use a
> dedicated value of 'mapping_status' and use it before closing the socket
> in subflow_check_data_avail().

Thank you for the patch.

As discussed on IRC, I just applied your patch with the following changes:

- updated the commit message: shorter link + replaced 'MPJ' by 'fully
established'
- added a comment above 'return MAPPING_NODSS;'
- used a ternary operator instead of a switch/case

New patches for t/upstream:
- 59b3ca4d902c: mptcp: use "middlebox interference" for MP_TCPRST in
case map_valid is false
- Results: 14705bd9be76..27e5fc4c1ee1 (export)

Tests are now in progress:

- export:
https://github.com/multipath-tcp/mptcp_net-next/commit/694ebec6fa630415fa7ef65a807ebee30232b6b0/checks

Cheers,
Matt
-- 
Sponsored by the NGI0 Core fund.


      parent reply	other threads:[~2024-10-14 15:08 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-08 17:31 [PATCH mptcp-next] mptcp: use "middlebox interference" for MP_TCPRST in case map_valid is false Davide Caratti
2024-10-08 21:17 ` MPTCP CI
2024-10-08 22:43 ` MPTCP CI
2024-10-10 10:21 ` Matthieu Baerts
2024-10-14 15:08 ` Matthieu Baerts [this message]

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