Messages in this thread | | | Date | Mon, 25 Aug 2008 16:47:02 -0400 | From | Dave Jones <> | Subject | Re: latest -git: WARNING: at arch/x86/kernel/ipi.c:123 send_IPI_mask_bitmask+0xc3/0xe0() |
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On Mon, Aug 25, 2008 at 10:36:49PM +0200, Andi Kleen wrote:
> > If we get a thermal event that was caused by temporary > > increased workload, temperature will drop off again when that workload > > is complete. > > But none of the cpufreq governours do this. They only care about > load, not about temperature.
Which is good enough to stop p4 laptops from shutting down as soon as they've finished booting up.
> > For sustained workloads we'd get additional thermal events, at which > > time we make a decision "ok, we've throttled as far as we can, and > > things are still going badly, power off". > > That is what the ACPI driver does when the trip point is reached.
yes, except for that "we've throttled" part.
Dave
-- http://www.codemonkey.org.uk
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