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() ? When temperature limit is reached acpi_processor_ppc_notifier() should be called. Thanks, Srinivas ��.n��������+%������w��{.n������_���v��z����n�r������&��z�ޗ�zf���h���~����������_��+v���)ߣ�