xref: /titanic_52/usr/src/cmd/dtrace/demo/sched/qtime.d (revision f6e214c7418f43af38bd8c3a557e3d0a1d311cfa)
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  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 sched:::enqueue
27 {
28 	ts[args[0]->pr_lwpid, args[1]->pr_pid, args[2]->cpu_id] =
29 	    timestamp;
30 }
31 
32 sched:::dequeue
33 /ts[args[0]->pr_lwpid, args[1]->pr_pid, args[2]->cpu_id]/
34 {
35 	@[args[2]->cpu_id] = quantize(timestamp -
36 	    ts[args[0]->pr_lwpid, args[1]->pr_pid, args[2]->cpu_id]);
37 	ts[args[0]->pr_lwpid, args[1]->pr_pid, args[2]->cpu_id] = 0;
38 }
39