[$] A disagreement over get_mm_exe_file()

Differences of opinion over which kernel symbols should be exported toloadable modules have been anything but uncommon over the years. Often,these disagreements relate to which kernel capabilities should be availableto proprietary modules. Sometimes, though, it hinges on the disagreementsover the best way to solve a problem. The recent discussion around theremoval of an export for a core kernel function is a case in point.