[Bug 55161] Backlight Software control is acting wrong

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=55161


Jani Nikula <jani.nikula at intel.com> changed:

           What    |Removed                     |Added
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             Status|NEW                         |NEEDINFO




--- Comment #15 from Jani Nikula <jani.nikula at intel.com>  2013-04-09 14:13:06 ---
Just a hunch, please try acpi_osi="!Windows 2012" on the kernel cmdline, or try
reverting:

commit a57f7f9175b8ccbc9df83ac13860488913115de4
Author: Bob Moore <robert.moore at intel.com>
Date:   Fri Aug 17 10:55:02 2012 +0800

    ACPICA: Add Windows8/Server2012 string for _OSI method.

and report back.

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