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Message-ID: <CADVnQymPczbRdPqNPsLv0dpzwnKCHGn7mSnrTzE5-1A3WkRiqQ@mail.gmail.com>
Date: Mon, 15 Sep 2014 12:29:11 -0400
From: Neal Cardwell <ncardwell@...gle.com>
To: Eric Dumazet <edumazet@...gle.com>
Cc: "David S. Miller" <davem@...emloft.net>,
Netdev <netdev@...r.kernel.org>,
Yuchung Cheng <ycheng@...gle.com>
Subject: Re: [PATCH v2 net-next 3/3] tcp: do not copy headers in tcp_collapse()
On Mon, Sep 15, 2014 at 7:19 AM, Eric Dumazet <edumazet@...gle.com> wrote:
> tcp_collapse() wants to shrink skb so that the overhead is minimal.
>
> Now we store tcp flags into TCP_SKB_CB(skb)->tcp_flags, we no longer
> need to keep around full headers.
> Whole available space is dedicated to the payload.
>
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
Acked-by: Neal Cardwell <ncardwell@...gle.com>
neal
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