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 2007 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* 28 * ASSERTION: 29 * Data recording actions may not follow commit. 30 * 31 * SECTION: Speculative Tracing/Committing a Speculation; 32 * Options and Tunables/cleanrate 33 * 34 */ 35 #pragma D option quiet 36 #pragma D option cleanrate=2000hz 37 38 BEGIN 39 { 40 self->speculateFlag = 0; 41 } 42 43 syscall:::entry 44 { 45 self->spec = speculation(); 46 } 47 48 syscall::: 49 /self->spec/ 50 { 51 speculate(self->spec); 52 printf("Called speculate with id: %d\n", self->spec); 53 self->speculateFlag++; 54 } 55 56 syscall::: 57 /(self->spec) && (self->speculateFlag)/ 58 { 59 commit(self->spec); 60 printf("Data recording after commit\n"); 61 } 62 63 END 64 { 65 exit(0); 66 } 67 68 ERROR 69 { 70 exit(0); 71 } 72