Last 3.6 worked, first 3.7 didn't. Based on IRC discussion, that's because 3.7 now advertises win8 support in ACPI which triggers a change in the list of backlight values.
Last 3.6 worked, first 3.7 didn't. Based on IRC discussion, that's because 3.7 now advertises win8 support in ACPI which triggers a change in the list of backlight values.