osfmk/kern/counters.h

   1 /*
   2  * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28 /*
  29  * @OSF_COPYRIGHT@
  30  */
  31 /*
  32  * Mach Operating System
  33  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
  34  * All Rights Reserved.
  35  *
  36  * Permission to use, copy, modify and distribute this software and its
  37  * documentation is hereby granted, provided that both the copyright
  38  * notice and this permission notice appear in all copies of the
  39  * software, derivative works or modified versions, and any portions
  40  * thereof, and that both notices appear in supporting documentation.
  41  *
  42  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  43  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  44  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  45  *
  46  * Carnegie Mellon requests users of this software to return to
  47  *
  48  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  49  *  School of Computer Science
  50  *  Carnegie Mellon University
  51  *  Pittsburgh PA 15213-3890
  52  *
  53  * any improvements or extensions that they make and grant Carnegie Mellon
  54  * the rights to redistribute these changes.
  55  */
  56 /*
  57  */
  58
  59 #ifndef _KERN_COUNTERS_
  60 #define _KERN_COUNTERS_
  61
  62 #include <mach_counters.h>
  63
  64 /*
  65  *      We can count various interesting events and paths.
  66  *
  67  *      Use counter() to change the counters, eg:
  68  *              counter(c_idle_thread_block++);
  69  *      Use counter_always() for non-conditional counters.
  70  */
  71
  72 #define counter_always(code)    code
  73
  74 #if     MACH_COUNTERS
  75
  76 #define counter(code)           counter_always(code)
  77
  78 #else   /* MACH_COUNTERS */
  79
  80 #define counter(code)
  81
  82 #endif  /* MACH_COUNTERS */
  83
  84 /*
  85  *      We define the counters with individual integers,
  86  *      instead of a big structure, so that ddb
  87  *      will know the addresses of the counters.
  88  */
  89
  90 typedef unsigned int mach_counter_t;
  91
  92 #if     MACH_COUNTERS
  93 extern mach_counter_t c_action_thread_block;
  94 extern mach_counter_t c_ast_taken_block;
  95 extern mach_counter_t c_dev_io_blocks;
  96 extern mach_counter_t c_dev_io_tries;
  97 extern mach_counter_t c_idle_thread_block;
  98 extern mach_counter_t c_idle_thread_handoff;
  99 extern mach_counter_t c_incoming_interrupts;
 100 extern mach_counter_t c_io_done_thread_block;
 101 extern mach_counter_t c_ipc_mqueue_receive_block_kernel;
 102 extern mach_counter_t c_ipc_mqueue_receive_block_user;
 103 extern mach_counter_t c_ipc_mqueue_send_block;
 104 extern mach_counter_t c_net_thread_block;
 105 extern mach_counter_t c_reaper_thread_block;
 106 extern mach_counter_t c_sched_thread_block;
 107 extern mach_counter_t c_stacks_current;
 108 extern mach_counter_t c_stacks_max;
 109 extern mach_counter_t c_stacks_min;
 110 extern mach_counter_t c_swtch_block;
 111 extern mach_counter_t c_swtch_pri_block;
 112 extern mach_counter_t c_syscalls_unix;
 113 extern mach_counter_t c_syscalls_mach;
 114 extern mach_counter_t c_thread_invoke_csw;
 115 extern mach_counter_t c_thread_invoke_same;
 116 extern mach_counter_t c_thread_invoke_same_cont;
 117 extern mach_counter_t c_thread_invoke_misses;
 118 extern mach_counter_t c_thread_invoke_hits;
 119 extern mach_counter_t c_thread_switch_block;
 120 extern mach_counter_t c_thread_switch_handoff;
 121 extern mach_counter_t c_vm_fault_page_block_backoff_kernel;
 122 extern mach_counter_t c_vm_fault_page_block_busy_kernel;
 123 extern mach_counter_t c_vm_fault_retry_on_w_prot;
 124 extern mach_counter_t c_vm_fault_wait_on_unlock;
 125 extern mach_counter_t c_vm_map_simplified;
 126 extern mach_counter_t c_vm_map_simplify_called;
 127 extern mach_counter_t c_vm_map_simplify_entry_called;
 128 extern mach_counter_t c_vm_page_wait_block;
 129 extern mach_counter_t c_vm_pageout_block;
 130 extern mach_counter_t c_vm_pageout_scan_block;
 131 #endif  /* MACH_COUNTERS */
 132
 133 #endif  /* _KERN_COUNTERS_ */
 134