[tesla-dev] [powertop bug] c-state kstat ?

[Darrin Johnson]

How does Linux handle it?

Darrin

Bill Holler wrote:
> What are the thoughts on integrating a c-state kstat into Nevada?
> We do not currently support c-states and may never support
> c-states on some platforms.   Would it cause user confusion if
> we report an unsupported feature?
> 
> Bill
> 
> 
> Darrin Johnson wrote:
>> I would save shelve the issue until ktstat c-state info is there. The 
>> whitespace is fine for now.
>>
>> Darrin
>>
>> Aubrey Li wrote:
>>  
>>> On Wed, May 21, 2008 at 11:19 PM, Rafael Vanoni 
>>> <Rafael.Vanoni at sun.com> wrote:
>>>    
>>>> But we're still only reporting C-states that the processor 
>>>> transitions to.
>>>> If the system supports Cn, we only report it's existence after the 
>>>> first
>>>> transition to it. If this is the desired behavior, we gotta update the
>>>> manual.
>>>>
>>>>       
>>> well, you're right, this may not the desired behavior but it's the 
>>> current
>>> behavior. So i guess as for window position, if we need to fix this bug
>>> right now, this is the best way so far.
>>> We can change this after kstat c-state info get supported.
>>>
>>> What do you think?
>>>
>>> Thanks,
>>> -Aubrey
>>> _______________________________________________
>>> tesla-dev mailing list
>>> tesla-dev at opensolaris.org
>>> http://mail.opensolaris.org/mailman/listinfo/tesla-dev
>>>     
>>
>>   
> 

-- 
Darrin P. Johnson
Sr. Manager, SW Engineering
Solaris Core Kernel Group
Blog: http://blogs.sun.com/darrin
Email:  darrin.johnson at sun.com
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