Re: [PATCH mptcp-net] mptcp: pm: reset retrans_time when ADD_ADDR entry is reused

Matthieu Baerts <[email protected]>
Newsgroups dev.linux.lists.mptcp
Organization NGI0 Core
Message-ID <[email protected]>
Hi Mat,

On 14/08/2026 03:22, Mat Martineau wrote:
> On Wed, 5 Aug 2026, Matthieu Baerts (NGI0) wrote:
> 
>> When an ADD_ADDR entry is reused, the timer is re-armed, because the
>> goal is to re-announce an ADD_ADDR, and eventually retransmit it if
>> needed.
>>
>> In this case, the retransmission counter should be reset as well, so the
>> re-announced address gets its retransmissions back instead of relying on
>> what was left before, and possibly not being able to retransmit it.

(...)

> Looks good to me, thanks for the fix.
Thank you for the review!

Now in our tree:

New patches for t/upstream-net and t/upstream:
- f9ff581a97d0: mptcp: pm: reset retrans_time when ADD_ADDR entry is reused
- Results: 745049d83503..79d7297194ac (export-net)
- Results: d536472a82d1..199ed983c1f7 (export)

Tests are now in progress:

- export-net:
https://github.com/multipath-tcp/mptcp_net-next/commit/9bf507e411f4bc32904bdf34fdbe9e9406e9d025/checks
- export:
https://github.com/multipath-tcp/mptcp_net-next/commit/ba6afbce3cb1ec026c104c44bfebe101bbd2ef35/checks

Cheers,
Matt
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