--- zzzz-none-000/linux-3.10.107/include/linux/vtime.h	2017-06-27 09:49:32.000000000 +0000
+++ vr9-7490-729/linux-3.10.107/include/linux/vtime.h	2021-11-10 11:53:56.000000000 +0000
@@ -16,11 +16,21 @@
 
 #else /* !CONFIG_VIRT_CPU_ACCOUNTING */
 
-static inline void vtime_task_switch(struct task_struct *prev) { }
-static inline void vtime_account_system(struct task_struct *tsk) { }
-static inline void vtime_account_user(struct task_struct *tsk) { }
-static inline void vtime_account_irq_enter(struct task_struct *tsk) { }
-static inline bool vtime_accounting_enabled(void) { return false; }
+static inline void vtime_task_switch(struct task_struct *prev __maybe_unused)
+{
+}
+static inline void vtime_account_system(struct task_struct *tsk __maybe_unused)
+{
+}
+static inline void vtime_account_user(struct task_struct *tsk __maybe_unused)
+{
+}
+static inline void vtime_account_irq_enter(struct task_struct *tsk
+					   __maybe_unused) { }
+static inline bool vtime_accounting_enabled(void __maybe_unused)
+{
+	return false;
+}
 #endif
 
 #ifdef CONFIG_VIRT_CPU_ACCOUNTING_GEN
@@ -41,17 +51,22 @@
 	/* On hard|softirq exit we always account to hard|softirq cputime */
 	vtime_account_system(tsk);
 }
-static inline void vtime_user_enter(struct task_struct *tsk) { }
-static inline void vtime_user_exit(struct task_struct *tsk) { }
-static inline void vtime_guest_enter(struct task_struct *tsk) { }
-static inline void vtime_guest_exit(struct task_struct *tsk) { }
-static inline void vtime_init_idle(struct task_struct *tsk, int cpu) { }
+static inline void vtime_user_enter(struct task_struct *tsk __maybe_unused) { }
+static inline void vtime_user_exit(struct task_struct *tsk __maybe_unused) { }
+static inline void vtime_guest_enter(struct task_struct *tsk __maybe_unused)
+{
+}
+static inline void vtime_guest_exit(struct task_struct *tsk __maybe_unused) { }
+static inline void vtime_init_idle(struct task_struct *tsk __maybe_unused,
+				   int cpu __maybe_unused) { }
 #endif
 
 #ifdef CONFIG_IRQ_TIME_ACCOUNTING
 extern void irqtime_account_irq(struct task_struct *tsk);
 #else
-static inline void irqtime_account_irq(struct task_struct *tsk) { }
+static inline void irqtime_account_irq(struct task_struct *tsk __maybe_unused)
+{
+}
 #endif
 
 static inline void account_irq_enter_time(struct task_struct *tsk)