From: Thomas Backlund <tmb@mandriva.org>
To: linux-kernel@vger.kernel.org
Subject: Re: kernel 2.6.33.7 (the highest version with RT patch) does not work with b44 ethernet controller
Date: Thu, 04 Nov 2010 20:10:29 +0200 [thread overview]
Message-ID: <4CD2F715.9020108@mandriva.org> (raw)
In-Reply-To: <4CD2C0F0.5030201@mandriva.org>
Thomas Backlund skrev 4.11.2010 16:19:
> Wojtek Zabolotny skrev 4.11.2010 16:06:
>> I have updated my RT-kernel to version 2.6.33.7-rt29 (the newest RT
>> version),
>> and I've found that I've lost Ethernet connectivity.
>> In the logs I could see messages like this:
>> Nov 2 09:30:28 wzlaphp kernel: b44: eth0: powering down PHY
>> Nov 2 09:30:28 wzlaphp kernel: b44: eth0: BUG! Timeout waiting for bit
>> 00000002 of register 42c to clear.
>> Nov 2 09:30:32 wzlaphp kernel: b44: eth0: BUG! Timeout waiting for bit
>> 80000000 of register 428 to clear.
>>
>> I was not sure whether the probem is related to the 2.6.33.7 kernel
>> itself or with the RT patch, so I've compiled also the unpatched version
>> of 2.6.33.7
>>
>
> Known problem.
> It's the 2.6.33.7 kernel.
>
> You need to revert this:
> http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.33.y.git;a=commit;h=6fb037c2ed8378c7ab0c1e00536ba6b2a866503e
>
Oh,
and if you need the alternate ssb eeprom addess fixes, you need to apply:
http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.34.y.git;a=commit;h=19bfed793ee38ce027326a3c518ff6201f673a8d
http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.34.y.git;a=commit;h=3ca696ca403b2715018bd5c693ab105c3a3ea888
http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.34.y.git;a=commit;h=a8515c84db1a9c9be19d8d873b059473474b6dab
http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.34.y.git;a=commit;h=8235ddc2cd7a3367b688e0ed52ab377eac6cfad4
..
Thomas
next prev parent reply other threads:[~2010-11-04 18:10 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-04 14:06 Wojtek Zabolotny
2010-11-04 14:19 ` Thomas Backlund
2010-11-04 18:10 ` Thomas Backlund [this message]
2010-11-04 14:20 ` Eric Dumazet
2010-11-04 17:58 ` Wojciech Zabołotny
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