From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH 1/2] IPv6: keep permanent addresses on admin down
Date: Fri, 12 Feb 2010 12:30:21 -0800 (PST)
Message-ID: <20100212.123021.228309529.davem@davemloft.net>
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From: Stephen Hemminger <shemminger@vyatta.com>
Date: Mon, 8 Feb 2010 21:48:05 -0800

> Permanent IPV6 addresses should not be removed when the link is
> set to admin down, only when device is removed. 
> 
> When link is lost permanent addresses should be marked as tentative
> so that when link comes back they are subject to duplicate address
> detection (if DAD was enabled for that address).
> 
> Other routing systems keep manually configured IPv6 addresses
> when link is set down.
> 
> Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>

Applied to net-next-2.6