Index: kernel/arch/ia32/include/atomic.h
===================================================================
--- kernel/arch/ia32/include/atomic.h	(revision 7a0359b903311f67678b4a0a3ebbcf0daf6eab38)
+++ kernel/arch/ia32/include/atomic.h	(revision a347a110d7ea83c8d45c6874cb10eb949d5d595c)
@@ -121,5 +121,7 @@
 	asm volatile (
 		"0:\n"
+#ifndef PROCESSOR_i486
 		"pause\n"        /* Pentium 4's HT love this instruction */
+#endif
 		"mov %[count], %[tmp]\n"
 		"testl %[tmp], %[tmp]\n"