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

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Date:	Thu, 13 Mar 2008 18:04:41 +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, 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.
>>     
>
> I booted with acpi_osi=Linux and it has made no difference.
>
>   
What is the last kernel there these buttons work?

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