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

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Date:	Thu, 12 Dec 2013 10:46:23 +0000
From:	"Asano, Yasushi" <yasushi.asano@...fujitsu.com>
To:	Hannes Frederic Sowa <hannes@...essinduktion.org>
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

> -----Original Message-----
> From: Hannes Frederic Sowa [mailto:hannes@...essinduktion.org]
> Sent: Thursday, December 12, 2013 10:04 AM
> To: Asano, Yasushi/浅野 恭史
> 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 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

I'm sorry, I couldn't send an email correctly.
I tried it again. but I sent the e-mail twice by mistake. Sorry again.

I sent a patch based on  net-next

Subject: [PATCH 1/1] ipv6 addrconf:fix preferred lifetime state-changing behavior while valid_lft is infinity
Date: Thu, 12 Dec 2013 19:15:47 +0900
Message-ID: <1386843347-2725-1-git-send-email-yazzep@...il.com>

Thank you for your time and assistance regarding this matter.
Yasushi