linux-kernel - Re: 2.6.25-rc2 Regression Thinkpad acpi

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Message-ID: <47D93F95.50807@gmail.com>
Date:	Thu, 13 Mar 2008 17:52:05 +0300
From:	Alexey Starikovskiy <aystarik@...il.com>
To:	Jens Axboe <jens.axboe@...cle.com>
CC:	Lukas Hejtmanek <xhejtman@....muni.cz>,
	Henrique de Moraes Holschuh <hmh@....eng.br>,
	Arkadiusz Miskiewicz <arekm@...en.pl>,
	"Rafael J. Wysocki" <rjw@...k.pl>, linux-kernel@...r.kernel.org,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	Len Brown <lenb@...nel.org>
Subject: Re: 2.6.25-rc2 Regression Thinkpad acpi

Jens Axboe wrote:
> On Thu, Mar 13 2008, Alexey Starikovskiy wrote:
>   
>> Jens Axboe wrote:
>>     
>>> On Thu, Mar 13 2008, Lukas Hejtmanek wrote:
>>>  
>>>       
>>>> On Thu, Mar 13, 2008 at 01:59:34PM +0100, Jens Axboe wrote:
>>>>    
>>>>         
>>>>> The BIOS isn't that old, probably updated it a couple of months ago.
>>>>>      
>>>>>           
>>>> I use the latest BIOS for my T61 and it just works. At least the event is
>>>> generated either for acpid or for Xserver.
>>>>    
>>>>         
>>> This is an x60, so there may be other differences there.
>>>
>>>  
>>>       
>> There are was some playing with acpi_osi=Linux in this timeframe, known
>> to deal with sound buttons too.
>> Some of Thinkpads were inserted into the blacklist to need this OSI.
>> It might be that your Thinkpad needs it too...
>>     
>
> Please talk to me like I'm an ACPI ignorant - because I am. Where is
> this blacklist?
>
>   
drivers/acpi/blacklist.c:485.
You probably could set acp_osi=Linux as kernel parameter to check if it 
helps.
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