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From: John Baldwin <jhb@FreeBSD.org>
To: Perforce Change Reviews <perforce@freebsd.org>
Subject: PERFORCE change 63385 for review
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http://perforce.freebsd.org/chv.cgi?CH=63385

Change 63385 by jhb@jhb_tibook on 2004/10/19 20:31:02

	Turn off ipiwakeup in this and child branches due to SMP IPI
	deadlocks.

Affected files ...

.. //depot/projects/smpng/sys/kern/sched_4bsd.c#41 edit

Differences ...

==== //depot/projects/smpng/sys/kern/sched_4bsd.c#41 (text+ko) ====

@@ -234,7 +234,7 @@
 /* Enable forwarding of wakeups to all other cpus */
 SYSCTL_NODE(_kern_sched, OID_AUTO, ipiwakeup, CTLFLAG_RD, NULL, "Kernel SMP");
 
-static int forward_wakeup_enabled = 1;
+static int forward_wakeup_enabled = 0;
 SYSCTL_INT(_kern_sched_ipiwakeup, OID_AUTO, enabled, CTLFLAG_RW,
 	   &forward_wakeup_enabled, 0,
 	   "Forwarding of wakeup to idle CPUs");