--- zzzz-none-000/linux-3.10.107/include/linux/sem.h	2017-06-27 09:49:32.000000000 +0000
+++ vr9-7490-729/linux-3.10.107/include/linux/sem.h	2021-11-10 11:53:56.000000000 +0000
@@ -38,12 +38,13 @@
 	/* empty */
 };
 
-static inline int copy_semundo(unsigned long clone_flags, struct task_struct *tsk)
+static inline int copy_semundo(unsigned long clone_flags __maybe_unused,
+			       struct task_struct *tsk __maybe_unused)
 {
 	return 0;
 }
 
-static inline void exit_sem(struct task_struct *tsk)
+static inline void exit_sem(struct task_struct *tsk __maybe_unused)
 {
 	return;
 }