--- zzzz-none-000/linux-4.1.52/include/linux/page-flags.h	2018-05-28 02:26:45.000000000 +0000
+++ bcm63-7530ax-731/linux-4.1.52/include/linux/page-flags.h	2022-03-02 11:37:13.000000000 +0000
@@ -179,25 +179,25 @@
 	TESTSETFLAG(uname, lname) TESTCLEARFLAG(uname, lname)
 
 #define TESTPAGEFLAG_FALSE(uname)					\
-static inline int Page##uname(const struct page *page) { return 0; }
+static inline int Page##uname(const struct page *page __maybe_unused) { return 0; }
 
 #define SETPAGEFLAG_NOOP(uname)						\
-static inline void SetPage##uname(struct page *page) {  }
+static inline void SetPage##uname(struct page *page __maybe_unused) {  }
 
 #define CLEARPAGEFLAG_NOOP(uname)					\
-static inline void ClearPage##uname(struct page *page) {  }
+static inline void ClearPage##uname(struct page *page __maybe_unused) {  }
 
 #define __CLEARPAGEFLAG_NOOP(uname)					\
-static inline void __ClearPage##uname(struct page *page) {  }
+static inline void __ClearPage##uname(struct page *page __maybe_unused) {  }
 
 #define TESTSETFLAG_FALSE(uname)					\
-static inline int TestSetPage##uname(struct page *page) { return 0; }
+static inline int TestSetPage##uname(struct page *page __maybe_unused) { return 0; }
 
 #define TESTCLEARFLAG_FALSE(uname)					\
-static inline int TestClearPage##uname(struct page *page) { return 0; }
+static inline int TestClearPage##uname(struct page *page __maybe_unused) { return 0; }
 
 #define __TESTCLEARFLAG_FALSE(uname)					\
-static inline int __TestClearPage##uname(struct page *page) { return 0; }
+static inline int __TestClearPage##uname(struct page *page __maybe_unused) { return 0; }
 
 #define PAGEFLAG_FALSE(uname) TESTPAGEFLAG_FALSE(uname)			\
 	SETPAGEFLAG_NOOP(uname) CLEARPAGEFLAG_NOOP(uname)
@@ -475,7 +475,7 @@
 TESTPAGEFLAG_FALSE(Huge)
 TESTPAGEFLAG_FALSE(HeadHuge)
 
-static inline bool page_huge_active(struct page *page)
+static inline bool page_huge_active(struct page *page __maybe_unused)
 {
 	return 0;
 }
@@ -519,17 +519,17 @@
 
 #else
 
-static inline int PageTransHuge(struct page *page)
+static inline int PageTransHuge(struct page *page __maybe_unused)
 {
 	return 0;
 }
 
-static inline int PageTransCompound(struct page *page)
+static inline int PageTransCompound(struct page *page __maybe_unused)
 {
 	return 0;
 }
 
-static inline int PageTransTail(struct page *page)
+static inline int PageTransTail(struct page *page __maybe_unused)
 {
 	return 0;
 }