On Wed, Nov 20, 2019 at 12:58:00PM +0100, Karol Herbst wrote: > overall, what I really want to know is, _why_ does it work on windows? So do I ;-) > Or what are we doing differently on Linux so that it doesn't work? If > anybody has any idea on how we could dig into this and figure it out > on this level, this would probably allow us to get closer to the root > cause? no? Have you tried to use the acpi_rev_override parameter in your system and does it have any effect? Also did you try to trace the ACPI _ON/_OFF() methods? I think that should hopefully reveal something.