Index: defaults/ia64/Makefile.config
===================================================================
--- defaults/ia64/Makefile.config	(revision 68a0d60965b3d761a94fddcea64dc153811763cf)
+++ defaults/ia64/Makefile.config	(revision 1892d2c2b95f802a1b1bb242c38862f6f1500425)
@@ -44,7 +44,4 @@
 CONFIG_TEST = y
 
-# Kernel RCU implementation
-RCU = PREEMPT_A
-
 # Input device class
 CONFIG_HID_IN = generic