netdev - Re: [PATCH net] ip[6]: don't register inet[6]dev when dev is down

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Message-ID: <a9c2cd47-98dc-fd14-1a50-86708d4c025d@6wind.com>
Date:   Mon, 10 Jul 2017 10:19:22 +0200
From:   Nicolas Dichtel <nicolas.dichtel@...nd.com>
To:     Cong Wang <xiyou.wangcong@...il.com>,
        David Miller <davem@...emloft.net>
Cc:     Linux Kernel Network Developers <netdev@...r.kernel.org>,
        Hongjun Li <hongjun.li@...nd.com>
Subject: Re: [PATCH net] ip[6]: don't register inet[6]dev when dev is down

Le 08/07/2017 à 20:44, Cong Wang a écrit :
> On Sat, Jul 8, 2017 at 3:02 AM, David Miller <davem@...emloft.net> wrote:
[snip]
>> Can you show exactly why the procfs state isn't cleaned up for
>> these devices moving between namespaces?  Maybe that is the real
>> bug and a better place to fix this.
>>
> 
> It is because the ipv6_add_dev() adds these proc files back after
> NETDEV_UNREGISTER event.
> 
Yep, that was the initial problem.


Regards,
Nicolas