PERFORCE change 103815 for review

[Chris Jones]

http://perforce.freebsd.org/chv.cgi?CH=103815

Change 103815 by cdjones at cdjones-impulse on 2006/08/14 08:28:02

	Add support for SCHED_HIER (experimental CPU-limiting for jails, patched from 4BSD).

Affected files ...

.. //depot/projects/soc2006/cdjones_jail/src/sys/kern/kern_switch.c#6 edit

Differences ...

==== //depot/projects/soc2006/cdjones_jail/src/sys/kern/kern_switch.c#6 (text+ko) ====

@@ -105,7 +105,7 @@
 #if defined(SMP) && (defined(__i386__) || defined(__amd64__))
 #include <sys/smp.h>
 #endif
-#if defined(SMP) && defined(SCHED_4BSD)
+#if defined(SMP) && (defined(SCHED_4BSD) || defined(SCHED_HIER))
 #include <sys/sysctl.h>
 #endif
 
@@ -234,7 +234,7 @@
 	}
 }
 
-#ifdef	SCHED_4BSD
+#if (defined(SCHED_4BSD) || defined(SCHED_HIER))
 /*
  * Remove a thread from its KSEGRP's run queue.
  * This in turn may remove it from a KSE if it was already assigned
@@ -856,7 +856,7 @@
 	return (0);
 }
 
-#if defined(SMP) && defined(SCHED_4BSD)
+#if defined(SMP) && (defined(SCHED_4BSD) || defined(SCHED_HIER))
 int runq_fuzz = 1;
 SYSCTL_INT(_kern_sched, OID_AUTO, runq_fuzz, CTLFLAG_RW, &runq_fuzz, 0, "");
 #endif
@@ -874,7 +874,7 @@
 	mtx_assert(&sched_lock, MA_OWNED);
 	while ((pri = runq_findbit(rq)) != -1) {
 		rqh = &rq->rq_queues[pri];
-#if defined(SMP) && defined(SCHED_4BSD)
+#if defined(SMP) && (defined(SCHED_4BSD) || defined(SCHED_HIER))
 		/* fuzz == 1 is normal.. 0 or less are ignored */
 		if (runq_fuzz > 1) {
 			/*