On Fri, Oct 18, 2019 at 05:26:36AM -0700, Srinivas Pandruvada wrote: > Server/desktops generally rely on the embedded controller for FAN > control, which kernel have no control. For them this warning helps to > either bring in additional cooling or fix existing cooling.
How exactly does this warning help? A detailed example please. > If something needs to force throttle from kernel, then we should use > some offset from the max temperature (aka TJMax), instead of this > warning threshold. Then we can use idle injection or change duty cycle > of CPU clocks. Yes, as I said, all this needs to be properly defined first. That is, *if* there's even need for reacting to thermal interrupts in the kernel. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette