osfmk/kern/counters.h

   1 /*
   2  * Copyright (c) 2000-2004 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  * Mach Operating System
  27  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
  28  * All Rights Reserved.
  29  *
  30  * Permission to use, copy, modify and distribute this software and its
  31  * documentation is hereby granted, provided that both the copyright
  32  * notice and this permission notice appear in all copies of the
  33  * software, derivative works or modified versions, and any portions
  34  * thereof, and that both notices appear in supporting documentation.
  35  *
  36  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  37  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  38  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  39  *
  40  * Carnegie Mellon requests users of this software to return to
  41  *
  42  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  43  *  School of Computer Science
  44  *  Carnegie Mellon University
  45  *  Pittsburgh PA 15213-3890
  46  *
  47  * any improvements or extensions that they make and grant Carnegie Mellon
  48  * the rights to redistribute these changes.
  49  */
  50 /*
  51  */
  52
  53 #ifndef _KERN_COUNTERS_
  54 #define _KERN_COUNTERS_
  55
  56 #include <mach_counters.h>
  57
  58 /*
  59  *      We can count various interesting events and paths.
  60  *
  61  *      Use counter() to change the counters, eg:
  62  *              counter(c_idle_thread_block++);
  63  *      Use counter_always() for non-conditional counters.
  64  */
  65
  66 #define counter_always(code)    code
  67
  68 #if     MACH_COUNTERS
  69
  70 #define counter(code)           counter_always(code)
  71
  72 #else   /* MACH_COUNTERS */
  73
  74 #define counter(code)
  75
  76 #endif  /* MACH_COUNTERS */
  77
  78 /*
  79  *      We define the counters with individual integers,
  80  *      instead of a big structure, so that ddb
  81  *      will know the addresses of the counters.
  82  */
  83
  84 typedef unsigned int mach_counter_t;
  85
  86 extern mach_counter_t c_thread_invoke_csw;
  87 extern mach_counter_t c_thread_invoke_same;
  88 extern mach_counter_t c_thread_invoke_same_cont;
  89 extern mach_counter_t c_thread_invoke_misses;
  90 extern mach_counter_t c_thread_invoke_hits;
  91 extern mach_counter_t c_incoming_interrupts;
  92 extern mach_counter_t c_syscalls_unix;
  93 extern mach_counter_t c_syscalls_mach;
  94
  95 #if     MACH_COUNTERS
  96 extern mach_counter_t c_action_thread_block;
  97 extern mach_counter_t c_ast_taken_block;
  98 extern mach_counter_t c_clock_ticks;
  99 extern mach_counter_t c_dev_io_blocks;
 100 extern mach_counter_t c_dev_io_tries;
 101 extern mach_counter_t c_idle_thread_block;
 102 extern mach_counter_t c_idle_thread_handoff;
 103 extern mach_counter_t c_io_done_thread_block;
 104 extern mach_counter_t c_ipc_mqueue_receive_block_kernel;
 105 extern mach_counter_t c_ipc_mqueue_receive_block_user;
 106 extern mach_counter_t c_ipc_mqueue_send_block;
 107 extern mach_counter_t c_net_thread_block;
 108 extern mach_counter_t c_reaper_thread_block;
 109 extern mach_counter_t c_sched_thread_block;
 110 extern mach_counter_t c_stacks_current;
 111 extern mach_counter_t c_stacks_max;
 112 extern mach_counter_t c_stacks_min;
 113 extern mach_counter_t c_swtch_block;
 114 extern mach_counter_t c_swtch_pri_block;
 115 extern mach_counter_t c_thread_switch_block;
 116 extern mach_counter_t c_thread_switch_handoff;
 117 extern mach_counter_t c_vm_fault_page_block_backoff_kernel;
 118 extern mach_counter_t c_vm_fault_page_block_busy_kernel;
 119 extern mach_counter_t c_vm_fault_retry_on_w_prot;
 120 extern mach_counter_t c_vm_fault_wait_on_unlock;
 121 extern mach_counter_t c_vm_map_simplified;
 122 extern mach_counter_t c_vm_map_simplify_called;
 123 extern mach_counter_t c_vm_map_simplify_entry_called;
 124 extern mach_counter_t c_vm_page_wait_block;
 125 extern mach_counter_t c_vm_pageout_block;
 126 extern mach_counter_t c_vm_pageout_scan_block;
 127 #endif  /* MACH_COUNTERS */
 128
 129 #endif  /* _KERN_COUNTERS_ */
 130