On Fri 2016-11-04 23:20:53, Pandruvada, Srinivas wrote: > On Fri, 2016-11-04 at 23:16 +0100, Pavel Machek wrote: > > Hi! > > > > [...] > > > So we seem to have thermal or ACPI regression in v4.9-rc3. > > > It is possible. Can you add either add printk > in acpi_processor_ppc_has_changed() or use ftrace and see do you get to > these functions > > acpi_processor_ppc_init() > acpi_processor_ppc_has_changed() > acpi_processor_ppc_notifier() > > ?
Ok, can do, let me recompile and reboot.
> When temperature limit is reached acpi_processor_ppc_notifier() should
> be called.
No, that's not correct for ACPI passive trip points, is it? If I
recall correctly, those should be monitored even when temperature is
below them so that it does not reach them...?
Pavel
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