Changing from EXA to XAA fixes the problem for:
IBM R40 2722 GDG with ATI Technologies Inc Radeon Mobility M7 LW [Radeon Mobility 7500] rev 0
Changing from EXA to XAA fixes the problem for:
IBM R40 2722 GDG with ATI Technologies Inc Radeon Mobility M7 LW [Radeon Mobility 7500] rev 0