diff -r 94a7e766e5ea include/asm-i386/spinlock.h
--- a/include/asm-i386/spinlock.h	Sun Jan 07 06:17:42 2007 -0800
+++ b/include/asm-i386/spinlock.h	Sun Jan 07 06:28:51 2007 -0800
@@ -86,7 +86,7 @@ static inline void __raw_spin_lock_irq(r
 static inline void __raw_spin_lock_irq(raw_spinlock_t *lock)
 {
 	asm volatile("\n1:\t"
-		     LOCK_PREFIX " ; decb %0\n\t"
+		     LOCK_PREFIX " ; decb %[slock]\n\t"
 		     "jns 3f\n"
 		     STI_STRING "\n"
 		     "2:\t"
@@ -96,7 +96,10 @@ static inline void __raw_spin_lock_irq(r
 		     CLI_STRING "\n"
 		     "jmp 1b\n"
 		     "3:\n\t"
-		     : "+m" (lock->slock) : : "memory");
+		     : [slock] "+m" (lock->slock)
+		     : [dummy] "i" (0xdeadbeaf)
+		       CLI_STI_INPUT_ARGS
+		     : "memory" CLI_STI_CLOBBERS);
 }
 #endif