--- zzzz-none-000/linux-3.10.107/arch/powerpc/platforms/cell/spu_callbacks.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/powerpc/platforms/cell/spu_callbacks.c	2021-02-04 17:41:59.000000000 +0000
@@ -39,6 +39,7 @@
 #define PPC_SYS(func)		sys_ni_syscall,
 #define OLDSYS(func)		sys_ni_syscall,
 #define SYS32ONLY(func)		sys_ni_syscall,
+#define PPC64ONLY(func)		sys_ni_syscall,
 #define SYSX(f, f3264, f32)	sys_ni_syscall,
 
 #define SYSCALL_SPU(func)	sys_##func,