I tested out acpi_rev_override=5 on my dell inspiron 7559, and it got stuck while booting. acpi_osi="!Windows 2015" is still needed for this laptop. I am on ubuntu 16.04 and using nvidia drivers with prime in intel mode.
I tested out acpi_rev_override=5 on my dell inspiron 7559, and it got stuck while booting. acpi_osi="!Windows 2015" is still needed for this laptop. I am on ubuntu 16.04 and using nvidia drivers with prime in intel mode.