Revert "lockdep: fix incorrect percpu usage"

This reverts commit b6b3dcd5.

It should not have been applied to the .32 kernel tree
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

kernel/lockdep.c

@@ -591,9 +591,9 @@ static int static_obj(void *obj)
 	 * percpu var?
 	 */
 	for_each_possible_cpu(i) {
-		start = (unsigned long) per_cpu_ptr(&__per_cpu_start, i);
-		end   = (unsigned long) per_cpu_ptr(&__per_cpu_start, i)
-					+ PERCPU_ENOUGH_ROOM;
+		start = (unsigned long) &__per_cpu_start + per_cpu_offset(i);
+		end   = (unsigned long) &__per_cpu_start + PERCPU_ENOUGH_ROOM
+					+ per_cpu_offset(i);
 
 		if ((addr >= start) && (addr < end))
 			return 1;