diff --git a/sys/ia64/ia64/vm_machdep.c b/sys/ia64/ia64/vm_machdep.c
index ec8f7dcda74f..f0cdab092309 100644
--- a/sys/ia64/ia64/vm_machdep.c
+++ b/sys/ia64/ia64/vm_machdep.c
@@ -122,33 +122,16 @@ cpu_thread_setup(struct thread *td)
 {
 }
 
-void
-cpu_save_upcall(struct thread *td, struct kse *newkse)
-{
-}
-
 void
 cpu_set_upcall(struct thread *td, void *pcb)
 {
 }
 
 void
-cpu_set_args(struct thread *td, struct kse *ke)
+cpu_set_upcall_kse(struct thread *td, struct kse *ke)
 {
 }
 
-void
-cpu_free_kse_mdstorage(struct kse *ke)
-{
-}
-
-int
-cpu_export_context(struct thread *td)
-{
-       return (0);
-}
-
-
 /*
  * Finish a fork operation, with process p2 nearly set up.
  * Copy and update the pcb, set up the stack so that the child