K 10 svn:author V 3 jhb K 8 svn:date V 27 2009-09-30T17:05:26.587713Z K 7 svn:log V 385 Split the 'video' ACPI lock up into two locks to resolve a LOR with the sysctl lock. The 'video' lock now protects the 'bus' of video output devices attached to a graphics adapter. It is used when iterating over the list of outputs, etc. The 'video_output' lock is used to lock the output-specific data similar to a driver lock for the individual video outputs. MFC after: 2 weeks END