--- zzzz-none-000/linux-3.10.107/arch/mips/include/asm/pgtable.h	2017-06-27 09:49:32.000000000 +0000
+++ vr9-7490-729/linux-3.10.107/arch/mips/include/asm/pgtable.h	2021-11-10 11:53:54.000000000 +0000
@@ -188,7 +188,8 @@
 }
 #define set_pte_at(mm, addr, ptep, pteval) set_pte(ptep, pteval)
 
-static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep)
+static inline void pte_clear(struct mm_struct *mm __maybe_unused,
+			     unsigned long addr __maybe_unused, pte_t *ptep)
 {
 #if !defined(CONFIG_CPU_R3000) && !defined(CONFIG_CPU_TX39XX)
 	/* Preserve global status for the pair */
@@ -347,7 +348,7 @@
 }
 #endif /* _PAGE_HUGE */
 #endif
-static inline int pte_special(pte_t pte)	{ return 0; }
+static inline int pte_special(pte_t pte __maybe_unused)	{ return 0; }
 static inline pte_t pte_mkspecial(pte_t pte)	{ return pte; }
 
 /*