https://bugs.freedesktop.org/show_bug.cgi?id=18154

--- Comment #4 from Michel Dänzer michel@daenzer.net --- (In reply to comment #3)

Created attachment 104143 [details] [review] Fix ttm_bus_placement.base type to accomodate >32 bit physical addresses

You should probably split up the TTM and radeon changes into separate patches. Then, please submit them to the dri-devel mailing list directly.