Hi Greg,
On 26/08/2024 14:04, gregkh@xxxxxxxxxxxxxxxxxxx wrote:
>
> The patch below does not apply to the 5.10-stable tree.
> If someone wants it applied there, or to any other stable or longterm
> tree, then please email the backport, including the original git commit
> id to <stable@xxxxxxxxxxxxxxx>.
Thank you for the notification!
(...)
> ------------------ original commit in Linus's tree ------------------
>
> From ef34a6ea0cab1800f4b3c9c3c2cefd5091e03379 Mon Sep 17 00:00:00 2001
> From: "Matthieu Baerts (NGI0)" <matttbe@xxxxxxxxxx>
> Date: Mon, 19 Aug 2024 21:45:23 +0200
> Subject: [PATCH] mptcp: pm: re-using ID of unused flushed subflows
>
> If no subflows are attached to the 'subflow' endpoints that are being
> flushed, the corresponding addr IDs will not be marked as available
> again.
>
> Mark all ID as being available when flushing all the 'subflow'
> endpoints, and reset local_addr_used counter to cover these cases.
>
> Note that mptcp_pm_remove_addrs_and_subflows() helper is only called for
> flushing operations, not to remove a specific set of addresses and
> subflows.
>
> Fixes: 06faa2271034 ("mptcp: remove multi addresses and subflows in PM")
The code is too different in v5.10, and I don't think it is worth it to
have this small fix in v5.10.
Cheers,
Matt
--
Sponsored by the NGI0 Core fund.
