PERFORCE change 94521 for review

[Kip Macy]

http://perforce.freebsd.org/chv.cgi?CH=94521

Change 94521 by kmacy at kmacy_storage:sun4v_work on 2006/04/03 07:31:57

	make idle hv_cpu_yield SMP only for now

Affected files ...

.. //depot/projects/kmacy_sun4v/src/sys/sun4v/sun4v/machdep.c#19 edit

Differences ...

==== //depot/projects/kmacy_sun4v/src/sys/sun4v/sun4v/machdep.c#19 (text+ko) ====

@@ -735,8 +735,11 @@
 void
 cpu_idle(void)
 {
-	/* Insert code to halt (until next interrupt) for the idle loop */
+	/* shouldn't be needed - but.. */
 	wrpr(pil, 0, 0);
+#ifdef SMP
+	hv_cpu_yield();
+#endif
 }
 
 int