netdev - Re: [PATCH 4.9-stable] tcp: add tcp_ooo_try

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Message-ID: <20180807132256.GH1904@kroah.com>
Date:   Tue, 7 Aug 2018 15:22:56 +0200
From:   Greg KH <gregkh@...ux-foundation.org>
To:     David Woodhouse <dwmw@...zon.co.uk>
Cc:     davem@...emloft.net, edumazet@...gle.com, juha-matti.tilli@....fi,
        ycheng@...gle.com, soheil@...gle.com, netdev@...r.kernel.org,
        eric.dumazet@...il.com, dwmw2@...radead.org, jdw@...zon.de
Subject: Re: [PATCH 4.9-stable] tcp: add tcp_ooo_try_coalesce() helper

On Sat, Aug 04, 2018 at 10:10:00AM +0100, David Woodhouse wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> commit 58152ecbbcc6a0ce7fddd5bf5f6ee535834ece0c upstream.
> 
> In case skb in out_or_order_queue is the result of
> multiple skbs coalescing, we would like to get a proper gso_segs
> counter tracking, so that future tcp_drop() can report an accurate
> number.
> 
> I chose to not implement this tracking for skbs in receive queue,
> since they are not dropped, unless socket is disconnected.
> 
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Acked-by: Soheil Hassas Yeganeh <soheil@...gle.com>
> Acked-by: Yuchung Cheng <ycheng@...gle.com>
> Signed-off-by: David S. Miller <davem@...emloft.net>
> Signed-off-by: David Woodhouse <dwmw@...zon.co.uk>
> ---
>  net/ipv4/tcp_input.c | 23 +++++++++++++++++++++--
>  1 file changed, 21 insertions(+), 2 deletions(-)

Now applied, thanks,

greg k-h