netdev - Re: [RFC PATCH] net: ipv6: Make address flushing on ifdown optional

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Date:	Tue, 27 Jan 2015 16:28:43 +0100
From:	Hannes Frederic Sowa <hannes@...essinduktion.org>
To:	David Ahern <dsahern@...il.com>
Cc:	Andy Gospodarek <gospo@...ulusnetworks.com>,
	Stephen Hemminger <stephen@...workplumber.org>,
	netdev@...r.kernel.org
Subject: Re: [RFC PATCH] net: ipv6: Make address flushing on ifdown optional

On Di, 2015-01-27 at 07:55 -0700, David Ahern wrote:
> On 1/27/15 2:44 AM, Hannes Frederic Sowa wrote:
> >> You are probably correct that many will not switch, but this sysctl
> >> gives those who want to switch a nice option without having to carry
> >> extra kernel patches.  I like it.
> >
> > I don't see any problem with the patch in general but DAD should
> > definitely happen on reenabling interfaces. Current behavior does not
> > seem fine to me. It's ok if this patch doesn't change this behavior now
> > but a follow-up one will be needed then.
> >
> > David, will you look after the DAD logic and do you plan a follow-up
> > patch?
> 
> Yes, I do plan a follow-up patch for this change. Will work on that this 
> week.
> 
>  From the discussion a second patch is needed to make sure DAD is done 
> on a link up if there is an address configured.

Thank you!

Let's see if the DAD patch isn't complex, maybe it is a candidate for
stable?


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