usr/src/cmd/dtrace/test/tst/common/misc/tst.roch.d

   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: test for assertion failure in the ring buffer code
  31  *
  32  * SECTION: Buffers and Buffering/ring Policy; Misc
  33  */
  34
  35 #pragma ident   "@(#)tst.roch.d 1.2     03/08/11 SMI"
  36
  37 /*
  38  * A script from Roch Bourbonnais that induced an assertion failure in the
  39  * ring buffer code.
  40  */
  41 #pragma D option strsize=16
  42 #pragma D option bufsize=10K
  43 #pragma D option bufpolicy=ring
  44
  45 fbt:::entry
  46 /(self->done == 0) && (curthread->t_cpu->cpu_intr_actv == 0) /
  47 {
  48         self->done = 1;
  49         printf(" %u 0x%llX %d %d comm:%s csathr:%lld", timestamp,
  50             (long long)curthread, pid, tid,
  51             execname, (long long)stackdepth);
  52         stack(20);
  53 }
  54
  55 fbt:::return
  56 /(self->done == 0) && (curthread->t_cpu->cpu_intr_actv == 0) /
  57 {
  58         self->done = 1;
  59         printf(" %u 0x%llX %d %d comm:%s csathr:%lld", timestamp,
  60             (long long) curthread, pid, tid,
  61             execname, (long long) stackdepth);
  62         stack(20);
  63 }
  64
  65 fbt:::entry
  66 {
  67         printf(" %u 0x%llX %d %d ", timestamp,
  68             (long long)curthread, pid, tid);
  69 }
  70
  71 fbt:::return
  72 {
  73         printf(" %u 0x%llX %d %d tag:%d off:%d ", timestamp,
  74             (long long)curthread, pid, tid, (int)arg1, (int)arg0);
  75 }
  76
  77 mutex_enter:adaptive-acquire
  78 {
  79         printf(" %u 0x%llX %d %d lock:0x%llX", timestamp,
  80             (long long)curthread, pid, tid, arg0);
  81 }
  82
  83 mutex_exit:adaptive-release
  84 {
  85         printf(" %u 0x%llX %d %d lock:0x%llX", timestamp,
  86             (long long) curthread, pid, tid, arg0);
  87 }
  88
  89 tick-1sec
  90 /n++ == 10/
  91 {
  92         exit(0);
  93 }