--- src/sys/platform/pc32/i386/swtch.s	2007/04/29 18:25:36	1.45
+++ src/sys/platform/pc32/i386/swtch.s	2007/04/30 17:41:15	1.46
@@ -510,6 +510,10 @@ ENTRY(cpu_idle_restore)
 	call	ap_init
 1:
 #endif
+	/*
+	 * ap_init can decide to enable interrupts early, but otherwise, or if
+	 * we are UP, do it here.
+	 */
 	sti
 	jmp	cpu_idle