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

Greg KH
2024-03-04T16:37:19Z

On Mon, Mar 04, 2024 at 05:13:29PM +0100, Matthieu Baerts wrote:
> 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.

Thanks for looking into this and letting us know.

greg k-h