netdev - Re: [PATCH 6/9] [TCP]: Remove TCPCB_URG & TCPCB_AT

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Message-Id: <20071231.045048.133108797.davem@davemloft.net>
Date:	Mon, 31 Dec 2007 04:50:48 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	ilpo.jarvinen@...sinki.fi
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH 6/9] [TCP]: Remove TCPCB_URG & TCPCB_AT_TAIL as
 unnecessary

From: "Ilpo_Järvinen" <ilpo.jarvinen@...sinki.fi>
Date: Mon, 31 Dec 2007 12:47:54 +0200

> The snd_up check should be enough. I suspect this has been
> there to provide a minor optimization in clean_rtx_queue which
> used to have a small if (!->sacked) block which could skip
> snd_up check among the other work.
> 
> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@...sinki.fi>

This looks good, and I agree with your suspicion about what is the
history of this flag.
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