netdev - Re: [net-next-2.6 V7 PATCH 1/2] Add netlink support for virtual port management (was iovnl)

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Message-ID: <4BED9B5B.6010001@trash.net>
Date:	Fri, 14 May 2010 20:50:03 +0200
From:	Patrick McHardy <kaber@...sh.net>
To:	Chris Wright <chrisw@...hat.com>
CC:	Scott Feldman <scofeldm@...co.com>, Arnd Bergmann <arnd@...db.de>,
	davem@...emloft.net, shemminger@...tta.com, netdev@...r.kernel.org
Subject: Re: [net-next-2.6 V7 PATCH 1/2] Add netlink support for virtual port
 management (was iovnl)

Chris Wright wrote:
> * Patrick McHardy (kaber@...sh.net) wrote:
>> Chris Wright wrote:
>>> * Patrick McHardy (kaber@...sh.net) wrote:
>>>> Scott Feldman wrote:
>>>>> On 5/14/10 10:29 AM, "Arnd Bergmann" <arnd@...db.de> wrote:
>>>>>
>>>>>>> I think we should redo the other IFLA_VF_xxx msgs in the same style.  I'm
>>>>>>> not going to tackle that for IFLA_VF_PORTS patch, but it would be a good
>>>>>>> followup patch.
>>>>>> I fear it's too late for that now. While we have not yet released 2.6.34
>>>>>> and 2.6.33 does not contain the broken message, it's extremely late in the
>>>>>> stabilization phase of v2.6.34, so I doubt that there is still a chance for
>>>>>> that at this point.
>>>>> That's too bad.  I wish Patrick's objections were honored and then we
>>>>> wouldn't have followed that broken model!  Can the broken msgs be disabled
>>>>> somehow for 2.6.34?  Keep the definitions in if_link.h but fail the SET/GET
>>>>> actions in rtnetlink.c?
>>>> That would be a possibility. Unfortunately I don't think we can fix
>>>> this in a backwards compatible way.
>>> $ git describe --contains ebc08a6f47ee76ecad8e9f26c26e6ec9b46ca659
>>> v2.6.34-rc1~233^2~336
>>>
>>> It's not released yet?
>> Correct, it was added in 2.6.34-rc.
> 
> AFAICT iproute2 hasn't been released either w/ that support.
> So, I'll prepare patches to fix it (or disable as Scott mentioned).
> What do you think?

That would be great, otherwise we'll probably have to support it
forever.
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