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[Bug 239101] Fans do not (re)start on hp compaq nx6325 laptop
  • From: bugzilla_noreply@xxxxxxxxxx
  • Date: Tue, 13 Feb 2007 11:06:11 -0700 (MST)
  • Message-id: <20070213180611.896FEFC5@xxxxxxxxxxxxxxxxxxxxxx>
https://bugzilla.novell.com/show_bug.cgi?id=239101





------- Comment #17 from bernhard.bender@xxxxxx 2007-02-13 11:06 MST -------

> I tested with also the two patches attached mentioned at beginning of comment
> #15.

One of them was already in me setup, I will include the other in my next tests
(hopefully tonight).
I will also test your little patch.


> This one is really ugly to debug. There seem to be an endless loop processed
> through ACPI reading thermal data all the time, even if thermal polling
> frequency (you should increase this one to at least 10) is off.

There is a discussion of this endless cycle consuming loop in the kernel.org
thread you mentioned in comment 3

>
> I expect this loop causes the fans to break away after some time, but I could
> not identify why. Even temperature updates seem to get disable for a while...
> I don't have a final solution here yet...

Yes, I have seen temperature updates stalled for ~10 seconds (using watch acpi
-V).


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