On Tue 2008-08-12 13:44:27, Milan Broz wrote: > Pavel Machek wrote: > > Hi! > >>> On Tue, Aug 12, 2008 at 11:41:35AM +0200, Pavel Machek wrote: > >>>>>> Aug 6 11:00:10 amd kernel: ACPI: Critical trip point > >>>>>> Aug 6 11:00:10 amd kernel: Critical temperature reached (128 C), > >>>>>> shutting down. > >>>>>> Aug 6 11:00:10 amd shutdown[24414]: shutting down for system halt > >>>>>> > >>>>>> ...and machine went down at that point :-(. > >>>>> I hope you can easily reproduce it? > >>>>> > >>>>> So it's new in 2.6.27rc1 and wasn't in 2.6.26? Can you please > >>>> Yes, I'm very sure. It makes machine basically unusable. > >>> Does this mean you can easily reproduce it? > >>> Please do a bisect then. > >>> > >>>> Not that one :-(. Thinkpad does not even have fan device: it is > >>>> controlled by hardware. > >> Hi, > >> I see exactly the same on my x60s, but during upgrade to 2.6.26.2. > > > > Are you sure? > > yes. maybe some userspace tool controlling frequency is involved, no idea yet. > But it is 2.6.26 tree for sure. So it definitely is in 2.6.26.2, and it definitely is in 2.6.26? ...because I'm using 2.6.26, and see nothing.. > >> Now, the CPU cores remains on 1.67GHz and fan is unable to cool them properly > >> under heavy load (even if I set "level disengaged" through thinkpad fan control, > >> temperature sensor shows after a while 128 C (probably not real temp, > >> I expect some critical flag => and it properly switch off the > >> system...) > > > > How do you control fans? I could not get anything but -EINVAL from IBM > > ACPI driver :-(. > > you need add fan_control=1 to thinkpad_acpi module > > http://www.thinkwiki.org/wiki/How_to_control_fan_speed > http://www.thinkwiki.org/wiki/ACPI_fan_control_script Thanks for pointers! -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
