Re: [BUG][mvebu] mvneta: cannot request irq 25 on openblocks-ax3

From: Gregory CLEMENT
Date: Tue Mar 19 2013 - 12:51:34 EST


This is a multi-part message in MIME format.On 03/19/2013 03:19 PM, Masami Hiramatsu wrote:
> Hi Ezequiel,
>
> (2013/03/19 22:39), Ezequiel Garcia wrote:
>> Hi Masami,
>>
>> On Tue, Mar 19, 2013 at 10:12:37PM +0900, Masami Hiramatsu wrote:
>>>
>>> Here I've hit a bug on the recent kernel. As far as I know, this bug
>>> exists on 3.9-rc1 too.
>>>
>>> When I tried the latest mvebu for-next tree
>>> (git://git.infradead.org/users/jcooper/linux.git mvebu/for-next),
>>> I got below warning at bootup time and mvneta didn't work (link was never up).
>>> I ensured that "ifconfig ethX up" always caused that.
>>>
>>> Does anyone succeed to boot openblocks-ax3 recently or hit same
>>> trouble?
>>
>> This is a known bug. Gregory Clement already has a fix and he
>> will submit it soon. In case you need this fixed ASAP, I'm attaching
>> you a patch with a fix.
>
> Thanks! I'll try that.
>
>> Please note the attached patch is not ready for mainline inclusion,
>> as I said Gregory will submit a cleaner version soon.
>
> Yeah, I look forward to it :)

Hi Masami,

You can try this patch if you want.
I don't have the hardware today so I didn't test it.
If you (and also Florian and Ezequiel) can test it and if it fixed
the bug, then I will be able send a proper email for it,

Thanks,
--
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com