netdev - Re: [PATCH] net-netlink: Add a new attribute to expose TCLASS values via netlink

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Date:	Mon, 7 Nov 2011 16:27:04 -0800
From:	Stephen Hemminger <shemminger@...tta.com>
To:	Maciej Żenczykowski <zenczykowski@...il.com>
Cc:	Maciej Żenczykowski <maze@...gle.com>,
	netdev@...r.kernel.org, Murali Raja <muralira@...gle.com>,
	Eric Dumazet <eric.dumazet@...il.com>,
	"David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH] net-netlink: Add a new attribute to expose TCLASS
 values via netlink

On Mon,  7 Nov 2011 16:23:11 -0800
Maciej Żenczykowski <zenczykowski@...il.com> wrote:

> commit 3ceca749668a52bd795585e0f71c6f0b04814f7b added a TOS attribute.
> 
> Unfortunately TOS and TCLASS are both present in a dual-stack v6 socket,
> furthermore they can have different values.  As such one cannot in a
> sane way expose both through a single attribute.

Do we really want to continue to expose that as a supported
API. I would argue it was a mistake in the original implementation.
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