--- a/arch/mips/include/asm/system.h
+++ b/arch/mips/include/asm/system.h
-@@ -197,7 +197,7 @@ extern __u64 __xchg_u64_unsupported_on_3
- if something tries to do an invalid xchg(). */
- extern void __xchg_called_with_bad_pointer(void);
+@@ -194,7 +194,7 @@ extern __u64 __xchg_u64_unsupported_on_3
+ #define __xchg_u64 __xchg_u64_unsupported_on_32bit_kernels
+ #endif
-static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int size)
+static __always_inline unsigned long __xchg(unsigned long x, volatile void * ptr, int size)