From: Atis Elsts <atis.elsts@gmail.com>
To: Oleg Kutkov <elenbert@gmail.com>
Cc: netdev@vger.kernel.org
Subject: Re: Notifier chains bug ?
Date: Tue, 2 Mar 2010 17:57:02 +0200 [thread overview]
Message-ID: <7f9bf5711003020757m505cad3fvac0b4ac006d1e8d7@mail.gmail.com> (raw)
In-Reply-To: <20100302153651.GC4014@hack>
I'm no expert, but IMHO for handling IP address changes you should use
function register_inetaddr_notifier() to register you callback and
then wait for NETDEV_UP and NETDEV_DOWN events.
On Tue, Mar 2, 2010 at 5:42 PM, Américo Wang <xiyou.wangcong@gmail.com> wrote:
> On Tue, Mar 02, 2010 at 07:50:01AM +0200, Oleg Kutkov wrote:
>>2010/3/2 Américo Wang <xiyou.wangcong@gmail.com>:
>>> On Tue, Mar 2, 2010 at 8:08 AM, Oleg Kutkov <elenbert@gmail.com> wrote:
>>>> Hello.
>>>> I try to used notifier chains for monitoring network devices events.
>>>> All works perfectly when just i'm connecting/disconnecting network cable or
>>>> up/down interface via ifconfig.
>>>> But when i try to change interface address - nothing happens. Notifier is
>>>> don't send any events :(
>>>
>>> I think you mean IP address? No, NETDEV_CHANGEADDR is for hardware
>>> address, not for IP address.
>>>
>>> If you were changing mac address, you will receive NETDEV_CHANGEADDR.
>>>
>>
>>Thank for quick answer.
>>Yes, i mean IP address. And what about NETDEV_CHANGE ?
>
> It is for rtnetlink state transition.
>
>>Is there possible for monitoring IP address/netmask changing ?
>>
>
> AFAIK, no.
>
> Cc'ing netdev experts...
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--
~Atis
next prev parent reply other threads:[~2010-03-02 15:57 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <4B8C56F0.5090700@gmail.com>
[not found] ` <2375c9f91003011924k43f03649y5b4df405d6247a79@mail.gmail.com>
[not found] ` <5e9821061003012150y15e543cdkf6f23c3a7a47e4a3@mail.gmail.com>
2010-03-02 15:42 ` Notifier chains bug ? Américo Wang
2010-03-02 15:57 ` Atis Elsts [this message]
[not found] ` <7f9bf5711003020755p653a0b8cq707e9b1e12b44c98@mail.gmail.com>
2010-03-04 10:08 ` Américo Wang
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