netdev - Re: [PATCH v2 net-next] tcp: TSO packets automatic sizing

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Message-ID: <1377564428.8828.139.camel@edumazet-glaptop>
Date:	Mon, 26 Aug 2013 17:47:08 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	netdev <netdev@...r.kernel.org>,
	Neal Cardwell <ncardwell@...gle.com>,
	Yuchung Cheng <ycheng@...gle.com>,
	Van Jacobson <vanj@...gle.com>,
	Tom Herbert <therbert@...gle.com>
Subject: Re: [PATCH v2 net-next] tcp: TSO packets automatic sizing

On Sun, 2013-08-25 at 21:26 -0700, Eric Dumazet wrote:
> From: Eric Dumazet <edumazet@...gle.com>

>  
> v2: Neal Cardwell reported a suspect deferring of last two segments on
> initial write of 10 MSS, I had to change tcp_tso_should_defer() to take
> into account tp->xmit_size_goal_segs 

Please do not apply, will send a v3, because srtt can be zero in some
occasions (divide by 0)



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