From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH] ipv6: addrconf: clear IPv6 addresses and routes when losing link Date: Tue, 26 Oct 2010 10:10:38 -0700 (PDT) Message-ID: <20101026.101038.260090183.davem@davemloft.net> References: <20101025213841.635b9a15@nehalam> <4CC708CE.4040404@hp.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: lorenzo@google.com, shemminger@vyatta.com, netdev@vger.kernel.org To: brian.haley@hp.com Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:53224 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932308Ab0JZRKP (ORCPT ); Tue, 26 Oct 2010 13:10:15 -0400 In-Reply-To: <4CC708CE.4040404@hp.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Brian Haley Date: Tue, 26 Oct 2010 12:58:54 -0400 > Having these addresses restart DAD is probably about as much as we > can do I think, unless we add a per-device sysctl to remove the addresses > (which I think has been shot-down before). It would be fundamentally flawed, in my opinion, if the normal mechanisms of ipv6 cannot handle this situation adequately. That's really why I don't even want to consider the "blow away the addresses" sysctl option.