netdev - Re: [PATCH] skbuff: Add new tc classify variable

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Date:	Tue, 07 Feb 2012 13:58:41 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	simon.wunderlich@...03.tu-chemnitz.de
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH] skbuff: Add new tc classify variable

From: Simon Wunderlich <simon.wunderlich@...03.tu-chemnitz.de>
Date: Tue,  7 Feb 2012 19:39:08 +0100

> The linux traffic control mechanism has different ways to select the
> correct class of a qdisc. A common way to do this is to use tc filters
> that are directly attached to a qdisc. Another approach is to use the
> iptables classify module. The latter one can reduce the amount of work
> necessary to process a packet when iptables is already involved in the
> packet classification.

Do not bloat up sk_buff any more.  Add this, and the other existing
tc_* members to the qdisc SKB control block instead.
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