xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/funcs/tst.mutex_owned.d (revision 543a8da84d26ec70222ecd1638b72c1e6c763275)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /*
28  * ASSERTION:
29  *  	mutex_owned() should return a non-zero value if the calling
30  *	thread currently holds the mutex.
31  *
32  * SECTION: Actions and Subroutines/mutex_owned()
33  */
34 
35 #pragma D option quiet
36 
37 lockstat:::adaptive-acquire
38 {
39 	this->owned = mutex_owned((kmutex_t *)arg0);
40 	this->owner = mutex_owner((kmutex_t *)arg0);
41 }
42 
43 lockstat:::adaptive-acquire
44 /!this->owned/
45 {
46 	printf("mutex_owned() returned 0, expected non-zero\n");
47 	exit(1);
48 }
49 
50 lockstat:::adaptive-acquire
51 /this->owner != curthread/
52 {
53 	printf("current thread is not current owner of owned lock\n");
54 	exit(1);
55 }
56 
57 lockstat:::adaptive-acquire
58 {
59 	exit(0);
60 }
61