Index: uspace/app/trace/syscalls.c
===================================================================
--- uspace/app/trace/syscalls.c	(revision 2d0c3a666e5f1f5195ff4c489e3e90fa9cf7e215)
+++ uspace/app/trace/syscalls.c	(revision 2fa10f640409c06070df4329491173719b3e824c)
@@ -73,5 +73,4 @@
     [SYS_PHYSMEM_MAP] = { "physmem_map",		4,	V_ERRNO },
     [SYS_IOSPACE_ENABLE] = { "iospace_enable",		1,	V_ERRNO },
-    [SYS_PREEMPT_CONTROL] = { "preempt_control",	1,	V_ERRNO },
 
     [SYS_SYSINFO_GET_TAG] = { "sysinfo_get_tag",		2,	V_INTEGER },