diff --git a/include/asm-i386/atomic.h b/include/asm-i386/atomic.h
index 0baa2f8..437aac8 100644
--- a/include/asm-i386/atomic.h
+++ b/include/asm-i386/atomic.h
@@ -182,7 +182,7 @@
 	int __i;
 #ifdef CONFIG_M386
 	unsigned long flags;
-	if(unlikely(boot_cpu_data.x86==3))
+	if(unlikely(boot_cpu_data.x86 <= 3))
 		goto no_xadd;
 #endif
 	/* Modern 486+ processor */