Re: Bug#404143: Fans unreliable under load, permanent memory leak
On Wed, Dec 27, 2006 at 03:40:58AM +0100, maximilian attems wrote:
> > I have reviewed the information available on the thermal problems with
> > HP laptops, and it appears that there is a fairly conservative set of
> > patches which takes care of the problems (thanks to Bas for pointing
> > most of the out). I might have missed some upstream bugs, so please
> > let me know if there is anything else available on the issue. Below is
> > the summary, describing the relevant patches:
> i nack the mentioned patches!
Well, that's one in favor and one vote against then.
> backports are risky, again as you see for the net-r8169-1.patch,
> that is a "localized" driver enhancement with big slow down consequences
> #400524 and #403782. yes upstream has a fix for that and it should
> land soon, but still no one else bothered yet.
That's because slower networking will not break your hardware.
> the acpi patches may solve the troubles with those stupid HP laptops,
> but they have _certainly_ side effects.
> if you look at the acpi commits of this day you see that they broke
> a toshiba laptop.
Do you have a reference to that? And we do have a possibility to test
the changes pretty extensively by uploading to unstable plus
specifically asking people to test.
> back to the facts
> * the sarge kernel was released with *huge* thermal problems
> and without any userspace help for early loading
> * the etch 2.6.18 linux acpi supports *many* thermal boxes
> thermal hooks load modules at earliest possible stage
> * acpi releases have regression tests that are only run
> for the complete release itself
> the sanest way is to disable acpi for the affected laptops
> and push a newer linux in a point release.
Do you have a patch which does that? If that would exist, I might
reconsider my position.
> playing with acpi fire is not appropriate for a stable release.
It's all about cost/benefit analysis. In my eyes the benefits of
introducing these patches significantly outweighs the possible
problems, given the proper testing.
Jurij Smakov email@example.com
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