netdev - Re: [PATCH 6/6][NETNS]: Udp sockets per-net lookup.

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Message-Id: <20080131.052007.165146562.davem@davemloft.net>
Date:	Thu, 31 Jan 2008 05:20:07 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	yoshfuji@...e.ad.jp
Cc:	xemul@...nvz.org, netdev@...r.kernel.org, devel@...nvz.org
Subject: Re: [PATCH 6/6][NETNS]: Udp sockets per-net lookup.

From: YOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@...e.ad.jp>
Date: Fri, 01 Feb 2008 00:11:38 +1100 (EST)

> In article <47A1C216.9000303@...nvz.org> (at Thu, 31 Jan 2008 15:41:58 +0300), Pavel Emelyanov <xemul@...nvz.org> says:
> 
> > Add the net parameter to udp_get_port family of calls and 
> > udp_lookup one and use it to filter sockets.
> 
> I may miss something, but I'm afraid that I have to disagree.
> Port is identified only by family, address, protocol and port,
> and should not be split by name space.

It is like being on a totally different system.

Without sockets in namespaces, there is no point.

The networking devices are even per-namespace already,
so you can even say that each namespace is even
physically different.
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