PERFORCE change 83619 for review

[John Baldwin]

http://perforce.freebsd.org/chv.cgi?CH=83619

Change 83619 by jhb at jhb_slimer on 2005/09/14 21:07:52

	Uniquify these messages somewhat.

Affected files ...

.. //depot/projects/smpng/sys/kern/subr_witness.c#136 edit

Differences ...

==== //depot/projects/smpng/sys/kern/subr_witness.c#136 (text+ko) ====

@@ -919,7 +919,16 @@
 			/*
 			 * Ok, yell about it.
 			 */
-			printf("lock order reversal\n");
+			if (((lock->lo_flags & LO_SLEEPABLE) != 0 &&
+			    (lock1->li_lock->lo_flags & LO_SLEEPABLE) == 0))
+				printf(
+		"lock order reversal: (sleepable after non-sleepable)\n");
+			else if ((lock1->li_lock->lo_flags & LO_SLEEPABLE) == 0
+			    && lock == &Giant.mtx_object)
+				printf(
+		"lock order reversal: (Giant after non-sleepable)\n");
+			else
+				printf("lock order reversal:\n");
 			/*
 			 * Try to locate an earlier lock with
 			 * witness w in our list.