osfmk/kern/counters.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  * @OSF_COPYRIGHT@
  24  */
  25 /*
  26  * HISTORY
  27  *
  28  * Revision 1.1.1.1  1998/09/22 21:05:35  wsanchez
  29  * Import of Mac OS X kernel (~semeria)
  30  *
  31  * Revision 1.1.1.1  1998/03/07 02:25:54  wsanchez
  32  * Import of OSF Mach kernel (~mburg)
  33  *
  34  * Revision 1.1.13.7  1995/02/24  15:19:14  alanl
  35  *      Merge with DIPC2_SHARED.
  36  *      [1995/02/22  20:19:55  alanl]
  37  *
  38  * Revision 1.1.19.4  1994/11/04  10:16:23  dwm
  39  *      mk6 CR668 - 1.3b26 merge
  40  *      add counters, then remove unused items
  41  *      [1994/11/04  09:45:39  dwm]
  42  *
  43  * Revision 1.1.13.5  1994/09/23  02:16:08  ezf
  44  *      change marker to not FREE
  45  *      [1994/09/22  21:32:13  ezf]
  46  *
  47  * Revision 1.1.13.4  1994/09/16  06:29:25  dwm
  48  *      mk6 CR551 - remove unused SAFE_VM_FAULT pseudo-continuation,
  49  *      remove unused args from vm_page_wait, vm_fault(_page).
  50  *      Fix vm_page_wait counters, and rm thread_handoff counter.
  51  *      [1994/09/16  06:23:26  dwm]
  52  *
  53  * Revision 1.1.13.3  1994/09/10  21:45:55  bolinger
  54  *      Merge up to NMK17.3
  55  *      [1994/09/08  19:57:29  bolinger]
  56  *
  57  * Revision 1.1.13.2  1994/06/21  17:28:43  dlb
  58  *      Add two vm_fault counters from NMK17.
  59  *      [94/06/17            dlb]
  60  *
  61  * Revision 1.1.10.3  1994/06/15  09:12:05  paire
  62  *      Corrected spelling of c_vm_fault_wait_on_unlock variable.
  63  *      [94/06/15            paire]
  64  *
  65  * Revision 1.1.13.1  1994/06/14  17:00:01  bolinger
  66  *      Merge up to NMK17.2.
  67  *      [1994/06/14  16:53:41  bolinger]
  68  *
  69  * Revision 1.1.10.2  1994/05/30  07:37:03  bernadat
  70  *      Added new c_vm_fault_retry_on_unlock and c_vm_fault_retry_on_w_prot.
  71  *      Sorted the whole list of counters.
  72  *      [paire@gr.osf.org]
  73  *      [94/05/26            bernadat]
  74  *
  75  * Revision 1.1.10.1  1994/02/11  14:25:21  paire
  76  *      Added missing c_exception_raise_state_block and
  77  *      c_exception_raise_state_identity_block counters.
  78  *      Change from NMK16.1 [93/08/09            paire]
  79  *      [94/02/04            paire]
  80  *
  81  * Revision 1.1.2.3  1993/06/07  22:12:36  jeffc
  82  *      CR9176 - ANSI C violations: trailing tokens on CPP
  83  *      directives, extra semicolons after decl_ ..., asm keywords
  84  *      [1993/06/07  19:04:11  jeffc]
  85  *
  86  * Revision 1.1.2.2  1993/06/02  23:35:54  jeffc
  87  *      Added to OSF/1 R1.3 from NMK15.0.
  88  *      [1993/06/02  21:12:09  jeffc]
  89  *
  90  * Revision 1.1  1992/09/30  02:29:32  robert
  91  *      Initial revision
  92  *
  93  * $EndLog$
  94  */
  95 /* CMU_HIST */
  96 /*
  97  * Revision 2.3  91/05/14  16:40:30  mrt
  98  *      Correcting copyright
  99  *
 100  * Revision 2.2  91/03/16  15:16:06  rpd
 101  *      Created.
 102  *      [91/03/13            rpd]
 103  *
 104  */
 105 /* CMU_ENDHIST */
 106 /*
 107  * Mach Operating System
 108  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
 109  * All Rights Reserved.
 110  *
 111  * Permission to use, copy, modify and distribute this software and its
 112  * documentation is hereby granted, provided that both the copyright
 113  * notice and this permission notice appear in all copies of the
 114  * software, derivative works or modified versions, and any portions
 115  * thereof, and that both notices appear in supporting documentation.
 116  *
 117  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
 118  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
 119  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
 120  *
 121  * Carnegie Mellon requests users of this software to return to
 122  *
 123  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
 124  *  School of Computer Science
 125  *  Carnegie Mellon University
 126  *  Pittsburgh PA 15213-3890
 127  *
 128  * any improvements or extensions that they make and grant Carnegie Mellon
 129  * the rights to redistribute these changes.
 130  */
 131 /*
 132  */
 133
 134 #ifndef _KERN_COUNTERS_
 135 #define _KERN_COUNTERS_
 136
 137 #include <mach_counters.h>
 138
 139 /*
 140  *      We can count various interesting events and paths.
 141  *
 142  *      Use counter() to change the counters, eg:
 143  *              counter(c_idle_thread_block++);
 144  *      Use counter_always() for non-conditional counters.
 145  */
 146
 147 #define counter_always(code)    code
 148
 149 #if     MACH_COUNTERS
 150
 151 #define counter(code)           counter_always(code)
 152
 153 #else   /* MACH_COUNTERS */
 154
 155 #define counter(code)
 156
 157 #endif  /* MACH_COUNTERS */
 158
 159 /*
 160  *      We define the counters with individual integers,
 161  *      instead of a big structure, so that ddb
 162  *      will know the addresses of the counters.
 163  */
 164
 165 typedef unsigned int mach_counter_t;
 166
 167 extern mach_counter_t c_thread_invoke_csw;
 168 extern mach_counter_t c_thread_invoke_same;
 169 extern mach_counter_t c_thread_invoke_same_cont;
 170 extern mach_counter_t c_thread_invoke_misses;
 171 extern mach_counter_t c_thread_invoke_hits;
 172 extern mach_counter_t c_incoming_interrupts;
 173 extern mach_counter_t c_syscalls_unix;
 174 extern mach_counter_t c_syscalls_mach;
 175
 176 #if     MACH_COUNTERS
 177 extern mach_counter_t c_action_thread_block;
 178 extern mach_counter_t c_ast_taken_block;
 179 extern mach_counter_t c_clock_ticks;
 180 extern mach_counter_t c_dev_io_blocks;
 181 extern mach_counter_t c_dev_io_tries;
 182 extern mach_counter_t c_idle_thread_block;
 183 extern mach_counter_t c_idle_thread_handoff;
 184 extern mach_counter_t c_io_done_thread_block;
 185 extern mach_counter_t c_ipc_mqueue_receive_block_kernel;
 186 extern mach_counter_t c_ipc_mqueue_receive_block_user;
 187 extern mach_counter_t c_ipc_mqueue_send_block;
 188 extern mach_counter_t c_net_thread_block;
 189 extern mach_counter_t c_reaper_thread_block;
 190 extern mach_counter_t c_sched_thread_block;
 191 extern mach_counter_t c_stacks_current;
 192 extern mach_counter_t c_stacks_max;
 193 extern mach_counter_t c_stacks_min;
 194 extern mach_counter_t c_swtch_block;
 195 extern mach_counter_t c_swtch_pri_block;
 196 extern mach_counter_t c_thread_switch_block;
 197 extern mach_counter_t c_thread_switch_handoff;
 198 extern mach_counter_t c_vm_fault_page_block_backoff_kernel;
 199 extern mach_counter_t c_vm_fault_page_block_busy_kernel;
 200 extern mach_counter_t c_vm_fault_retry_on_w_prot;
 201 extern mach_counter_t c_vm_fault_wait_on_unlock;
 202 extern mach_counter_t c_vm_map_simplified_lower;
 203 extern mach_counter_t c_vm_map_simplified_upper;
 204 extern mach_counter_t c_vm_map_simplify_called;
 205 extern mach_counter_t c_vm_page_wait_block;
 206 extern mach_counter_t c_vm_pageout_block;
 207 extern mach_counter_t c_vm_pageout_scan_block;
 208 extern mach_counter_t c_vm_fault_retry_on_w_prot;
 209 extern mach_counter_t c_vm_fault_wait_on_unlock;
 210 #endif  /* MACH_COUNTERS */
 211
 212 #endif  /* _KERN_COUNTERS_ */
 213