netdev - Re: [PATCH stable 4.4 9/9] tcp: add tcp_ooo_try

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Message-ID: <20180815132444.GF31330@kroah.com>
Date:   Wed, 15 Aug 2018 15:24:44 +0200
From:   Greg KH <gregkh@...ux-foundation.org>
To:     Mao Wenan <maowenan@...wei.com>
Cc:     dwmw2@...radead.org, netdev@...r.kernel.org,
        eric.dumazet@...il.com, edumazet@...gle.com, davem@...emloft.net,
        ycheng@...gle.com, jdw@...zon.de
Subject: Re: [PATCH stable 4.4 9/9] tcp: add tcp_ooo_try_coalesce() helper

On Wed, Aug 15, 2018 at 09:21:08PM +0800, Mao Wenan wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> 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: Mao Wenan <maowenan@...wei.com>

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