netdev - Re: [PATCH 1/1] ipv6 addrconf:fix preferred lifetime state-changing behavior while valid

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Date:	Thu, 12 Dec 2013 02:03:48 +0100
From:	Hannes Frederic Sowa <hannes@...essinduktion.org>
To:	"Asano, Yasushi" <yasushi.asano@...fujitsu.com>
Cc:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH 1/1] ipv6 addrconf:fix preferred lifetime state-changing behavior while valid_lft is infinity

On Thu, Dec 12, 2013 at 12:58:10AM +0000, Asano, Yasushi wrote:
> > -----Original Message-----
> > From: netdev-owner@...r.kernel.org
> > [mailto:netdev-owner@...r.kernel.org] On Behalf Of Hannes Frederic Sowa
> > Sent: Tuesday, December 10, 2013 8:47 AM
> > To: Asano, Yasushi
> > Cc: netdev@...r.kernel.org
> > Subject: Re: [PATCH 1/1] ipv6 addrconf:fix preferred lifetime
> > state-changing behavior while valid_lft is infinity
> > Importance: High
> > 
> > On Mon, Dec 09, 2013 at 05:54:37AM +0000, Asano, Yasushi wrote:
> > > from: Yasushi Asano  <yasushi.asano@...fujitsu.com>
> > >
> > > There is a problem when setting the lifetime of an IPv6 address.
> > > When I set preferred_lft to a value not zero or infinity, while valid_lft
> > is infinity(0xffffffff)
> > > preferred lifetime is set to forever and does not update.
> > > Therefore preferred lifetime never becomes deprecated.
> > >
> > > I think valid lifetime and preferred lifetime should be set independently,
> > > even if valid lifetime is infinity, preferred lifetime must expire
> > correctly (meaning it must eventually become deprecated)
> > >
> > > I made a patch for 3.12 stable to solve the problem.
> > 
> > This indeed could be improved. Thanks for the patch. But you should base
> > it on net-next so it can be applied and please clean up the warnings
> > and errors if you run the patch through ./scripts/checkpatch --strict.
> > 
> > Thank you,
> > 
> >   Hannes
> > 
> I made a patch based on net-next and emailed ML using git send-email last night.
> 
> Subject: [PATCH 1/1] ipv6 addrconf:fix preferred lifetime state-changing behavior while valid_lft is infinity
> Date: Wed, 11 Dec 2013 19:57:32 +0900
> Message-ID: <1386759452-22159-1-git-send-email-yasushi.asano@...fujitsu.com>
> X-Mailer: git-send-email 1.7.12.4
> 
> Thank you for your time and assistance regarding this matter.
> Yasushi

Huch? I have not seen anything nor has patchworks:
http://patchwork.ozlabs.org/project/netdev/list/

Greetings,

  Hannes

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