[ltp] HPET timer on thinkpads?

Henrique de Moraes Holschuh linux-thinkpad@linux-thinkpad.org
Tue, 23 Oct 2007 09:02:45 -0200


On Tue, 23 Oct 2007, Igor V. Rafienko wrote:
> on Oct 23, 2007, 07:37, Nils wrote:
>>> that draws about 1.3W *more* than 2.6.22 without the hpet-patches. Does 
>>> anyone else experience that?
>>
>> Yes, I've the same problem with the T41p and 2.6.23.1-hrt3. (I thought it 
>> was a problem with slub or slab allocator, but the power consumption is 
>> the same with both allocators.)
>
> Hmm... this cannot possibly be the intention of the patch.

Test pure 2.6.23.1 first.  Or don't, 2.6.23 has some bad problems in ACPI,
that are probably going to get fixed in 2.6.23.2.

But -hrt is NOT about power consumption control, it is about real-time
behaviour.

-- 
  "One disk to rule them all, One disk to find them. One disk to bring
  them all and in the darkness grind them. In the Land of Redmond
  where the shadows lie." -- The Silicon Valley Tarot
  Henrique Holschuh