From: Plamen Petrov <pvp-lsts@fs.ru.acad.bg>
To: Shaohua Li <shaohua.li@intel.com>
Cc: linux-kernel@vger.kernel.org, Luca Tettamanti <kronos.it@gmail.com>
Subject: Re: [BISECTED] pata_jmicron: no drives found on post 2.6.25 kernels
Date: Tue, 20 May 2008 19:09:19 +0300 [thread overview]
Message-ID: <courier.4832F7AF.00000DCD@fs.ru.acad.bg> (raw)
In-Reply-To: <1211248108.19834.2.camel@sli10-desk.sh.intel.com>
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Shaohua Li написа:
> On Tue, 2008-05-20 at 01:37 +0300, Plamen Petrov wrote:
>> Hello, folks!
>>
>> After 2.6.26 merge window opened, the optical drives in my
>> computer, hanging off a JMicron controler were not detected
>> by linux any more.
>>
>> Luca Tettamanti reported similar troubles:
>> http://marc.info/?l=linux-kernel&m=120958791323911&w=2
>>
>> Its been 20 days, so I decided to bisect.
>> git bisect revealed that commit
>> 7d715a6c1ae5785d00fb9a876b5abdfc43abc44b
>> is the one causing pata_jmicron to fail to detect drives,
>> connected to the JMicron controler on my motherboard.
>> At least in my case, anyway...
>> Changing kernel config to CONFIG_PCIEASPM=n makes the drives
>> attached to the JMicron SATA/PATA controller usable again.
> When you enable this option, did you change any ASPM policy? By default,
> we are using the BIOS setting, so it shouldn't change any thing.
>
No, I did not change any ASPM policy, mainly because I do not how.
> Also can you please send me the 'lspci -vvvxxxx' output with/without the
> ASPM enabled?
>
Checkout the attached files. Sorry for the delay - I was away from the
machine in question.
> Thanks,
> Shaohua
>
Thanks for your time,
Plamen
--
Plamen Petrov, network & system administrator
Filial - Silistra
RU "Angel Kantchev"
http://fs.ru.acad.bg/
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next prev parent reply other threads:[~2008-05-20 16:09 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <courier.4832011A.000041C2@fs.ru.acad.bg>
2008-05-20 1:48 ` Shaohua Li
2008-05-20 16:09 ` Plamen Petrov [this message]
2008-05-21 8:58 ` Shaohua Li
2008-05-21 15:49 ` Plamen Petrov
2008-05-21 19:45 ` Luca Tettamanti
2008-05-22 1:15 ` Shaohua Li
2008-05-22 1:30 ` Jesse Barnes
2008-05-20 14:13 ` Alan Cox
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