PERFORCE change 100180 for review

Kip Macy kmacy at FreeBSD.org
Wed Jun 28 01:10:23 UTC 2006


http://perforce.freebsd.org/chv.cgi?CH=100180

Change 100180 by kmacy at kmacy_storage:sun4v_work_sleepq on 2006/06/28 01:08:31

	Whoops!

Affected files ...

.. //depot/projects/kmacy_sun4v/src/sys/kern/kern_lock.c#5 edit

Differences ...

==== //depot/projects/kmacy_sun4v/src/sys/kern/kern_lock.c#5 (text+ko) ====

@@ -160,8 +160,8 @@
 		thr = td;
 
 	lock_profile_waitstart(&waitstart);
-	if ((flags & LK_INTERNAL) == 0)
-		mtx_lock(lkp->lk_interlock);
+	mtx_lock(lkp->lk_interlock);
+
 	CTR6(KTR_LOCK,
 	    "lockmgr(): lkp == %p (lk_wmesg == \"%s\"), owner == %p, exclusivecount == %d, flags == 0x%x, "
 	    "td == %p", lkp, lkp->lk_wmesg, lkp->lk_lockholder,
@@ -174,6 +174,10 @@
 	}
 #endif
 
+	if (flags & LK_INTERLOCK) {
+		mtx_assert(interlkp, MA_OWNED | MA_NOTRECURSED);
+		mtx_unlock(interlkp);
+	}
 	if ((flags & (LK_NOWAIT|LK_RELEASE)) == 0)
 		WITNESS_WARN(WARN_GIANTOK | WARN_SLEEPOK,
 		    &lkp->lk_interlock->mtx_object,


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