- See Issue Tracker id-6 "lnxi-patch-6-replacement"

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2070 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

src/cpu/x86/tsc/delay_tsc.c

@@ -160,11 +160,7 @@ void udelay(unsigned us)
         count = rdtscll();
         stop = clocks + count;
         while(stop > count) {
-#ifdef CONFIG_SMP
-#if CONFIG_SMP == 1
 		cpu_relax();
-#endif
-#endif
 		count = rdtscll();
         }
 }

src/include/smp/spinlock.h

@@ -19,6 +19,7 @@ typedef struct { int gcc_is_buggy; } spinlock_t;
 #define spin_unlock_wait(lock)	do {} while(0)
 #define spin_lock(lock)		do {} while(0)
 #define spin_unlock(lock)	do {} while(0)
+#define cpu_relax()		do {} while(0)
 #endif
 
 #endif /* SMP_SPINLOCK_H */