netdev - Re: [patch 1/1][NETNS][IPV6] protect addrconf from loopback registration

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Message-Id: <20071113.105229.57026325.yoshfuji@linux-ipv6.org>
Date:	Tue, 13 Nov 2007 10:52:29 +0900 (JST)
From:	YOSHIFUJI Hideaki / 吉藤英明 
	<yoshfuji@...ux-ipv6.org>
To:	ebiederm@...ssion.com
Cc:	dlezcano@...ibm.com, den@...ru, davem@...emloft.net,
	netdev@...r.kernel.org, xemul@...nvz.org,
	containers@...ts.osdl.org, benjamin.thery@...l.net,
	yoshfuji@...ux-ipv6.org
Subject: Re: [patch 1/1][NETNS][IPV6] protect addrconf from loopback
 registration

In article <m16407450i.fsf@...ederm.dsl.xmission.com> (at Mon, 12 Nov 2007 12:50:53 -0700), ebiederm@...ssion.com (Eric W. Biederman) says:

> My opinion is that both your analysis is slightly off (as to the cause
> of your problems) and that your approach to fix your problem is wrong
> because you don't untangle the knot you keep it.
:
> I have register_pernet_subsys and register_per_net_device to ensure
> that when we create a new network namespace all of the subsystems are
> initialized before the network devices are initialize.  So ipv6 should
> be ready before we initialize the new loopback device comes into
> existence.

User may not load ipv6.ko at boot, and then do "modprobe ipv6".
Do you take this into account?

--yoshfuji
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