Re: FAILED: patch "[PATCH] mptcp: fix snd_wnd initialization for passive socket" failed to apply to 5.15-stable tree

Matthieu Baerts
2024-03-04T16:13:33Z

Hi Greg,

On 04/03/2024 10:30, gregkh@linuxfoundation.org wrote:
>
> The patch below does not apply to the 5.15-stable tree.

(...)

> ------------------ original commit in Linus's tree ------------------
>
> From adf1bb78dab55e36d4d557aa2fb446ebcfe9e5ce Mon Sep 17 00:00:00 2001
> From: Paolo Abeni <pabeni@redhat.com>
> Date: Fri, 23 Feb 2024 17:14:15 +0100
> Subject: [PATCH] mptcp: fix snd_wnd initialization for passive socket
>
> Such value should be inherited from the first subflow, but
> passive sockets always used 'rsk_rcv_wnd'.
>
> Fixes: 6f8a612a33e4 ("mptcp: keep track of advertised windows right edge")

This commit depends on commit 7e8b88ec35ee ("mptcp: consolidate passive
msk socket initialization") which has apparently not been backported to
v5.15 due to a too long list of dependences.

Even if it would be better to have this fix, I don't think it is worth
having it in v5.15.

Cheers,
Matt
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