Index: kernel/generic/src/synch/spinlock.c
===================================================================
--- kernel/generic/src/synch/spinlock.c	(revision b076dfbb9aa63d562c009d67d8e9dd2d06e4b795)
+++ kernel/generic/src/synch/spinlock.c	(revision e86f56875b4b9e55d0ae025a2964f45d45338216)
@@ -49,8 +49,4 @@
 #include <cpu.h>
 
-#ifndef ARCH_SPIN_HINT
-#define ARCH_SPIN_HINT() ((void)0)
-#endif
-
 /** Initialize spinlock
  *
@@ -82,5 +78,5 @@
 
 	while (atomic_flag_test_and_set_explicit(&lock->flag, memory_order_acquire)) {
-		ARCH_SPIN_HINT();
+		cpu_spin_hint();
 
 #ifdef CONFIG_DEBUG_SPINLOCK