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#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29/*
30 * ASSERTION:
31 * The number of speculative buffers defaults to one. If no speculative buffer
32 * is available when speculation is called, an ID of zero is returned.
33 *
34 * SECTION: Speculative Tracing/Creating a Speculation
35 *
36 */
37#pragma D option quiet
38
39BEGIN
40{
41	i = 0;
42	notused = $1;
43}
44
45syscall::open:entry
46/i < 2/
47{
48	self->spec = speculation();
49	printf("Speculative buffer ID: %d\n", self->spec);
50	i++;
51}
52
53syscall:::
54/(2 == i) && (0 == self->spec)/
55{
56	printf("i: %d\tself->spec: %d", i, self->spec);
57	exit(0);
58}
59
60syscall:::
61/(2 == i) && (0 != self->spec)/
62{
63	printf("i: %d\tself->spec: %d", i, self->spec);
64	exit(1);
65}
66