/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* ASSERTION:
* The number of speculative buffers defaults to one. If no speculative buffer
* is available when speculation is called, an ID of zero is returned.
*
* SECTION: Speculative Tracing/Creating a Speculation
*
*/
#pragma D option quiet
BEGIN
{
i = 0;
}
syscall::open:entry
/i < 2/
{
self->spec = speculation();
printf("Speculative buffer ID: %d\n", self->spec);
i++;
}
syscall:::
/(2 == i) && (0 == self->spec)/
{
printf("i: %d\tself->spec: %d", i, self->spec);
exit(0);
}
syscall:::
/(2 == i) && (0 != self->spec)/
{
printf("i: %d\tself->spec: %d", i, self->spec);
exit(1);
}