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Date:      Mon, 2 Dec 2002 14:14:11 -0800 (PST)
From:      John Baldwin <jhb@FreeBSD.org>
To:        Perforce Change Reviews <perforce@freebsd.org>
Subject:   PERFORCE change 21823 for review
Message-ID:  <200212022214.gB2MEB9k078027@repoman.freebsd.org>

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http://perforce.freebsd.org/chv.cgi?CH=21823

Change 21823 by jhb@jhb_laptop on 2002/12/02 14:13:46

	Whine if an ithread tries to block with locks held.  Basically,
	whine if a handler returns with locks held when it shouldn't
	have.

Affected files ...

.. //depot/projects/smpng/sys/kern/kern_intr.c#24 edit

Differences ...

==== //depot/projects/smpng/sys/kern/kern_intr.c#24 (text+ko) ====

@@ -543,6 +543,7 @@
 		 * lock.  This may take a while and it_need may get
 		 * set again, so we have to check it again.
 		 */
+		WITNESS_WARN(WARN_PANIC, NULL, "suspending ithread");
 		mtx_assert(&Giant, MA_NOTOWNED);
 		mtx_lock_spin(&sched_lock);
 		if (!ithd->it_need) {

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