Index: kernel/generic/src/ddi/ddi.c
===================================================================
--- kernel/generic/src/ddi/ddi.c	(revision 7a0359b903311f67678b4a0a3ebbcf0daf6eab38)
+++ kernel/generic/src/ddi/ddi.c	(revision 0402bda5d398fe22b00721b43066b197408016dd)
@@ -258,27 +258,4 @@
 }
 
-/** Disable or enable preemption.
- *
- * @param enable If non-zero, the preemption counter will be decremented,
- *               leading to potential enabling of preemption. Otherwise
- *               the preemption counter will be incremented, preventing
- *               preemption from occurring.
- *
- * @return Zero on success or EPERM if callers capabilities are not sufficient.
- *
- */
-unative_t sys_preempt_control(int enable)
-{
-	if (!(cap_get(TASK) & CAP_PREEMPT_CONTROL))
-		return EPERM;
-	
-	if (enable)
-		preemption_enable();
-	else
-		preemption_disable();
-	
-	return 0;
-}
-
 /** @}
  */