--- zzzz-none-000/linux-3.10.107/arch/avr32/include/asm/cmpxchg.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/avr32/include/asm/cmpxchg.h	2021-02-04 17:41:59.000000000 +0000
@@ -70,8 +70,6 @@
    if something tries to do an invalid cmpxchg().  */
 extern void __cmpxchg_called_with_bad_pointer(void);
 
-#define __HAVE_ARCH_CMPXCHG 1
-
 static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old,
 				      unsigned long new, int size)
 {