xnu-792.6.70.tar.gz
[apple/xnu.git] / osfmk / kern / counters.c
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1c79356b 1/*
91447636 2 * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
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3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
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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.
1c79356b 11 *
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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
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14 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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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.
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19 *
20 * @APPLE_LICENSE_HEADER_END@
21 */
22/*
23 * @OSF_COPYRIGHT@
24 */
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25/*
26 * Revision 2.3 91/05/14 16:40:19 mrt
27 * Correcting copyright
28 *
29 * Revision 2.2 91/03/16 15:15:51 rpd
30 * Created.
31 * [91/03/13 rpd]
32 *
33 */
34/* CMU_ENDHIST */
35/*
36 * Mach Operating System
37 * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
38 * All Rights Reserved.
39 *
40 * Permission to use, copy, modify and distribute this software and its
41 * documentation is hereby granted, provided that both the copyright
42 * notice and this permission notice appear in all copies of the
43 * software, derivative works or modified versions, and any portions
44 * thereof, and that both notices appear in supporting documentation.
45 *
46 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
47 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
48 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
49 *
50 * Carnegie Mellon requests users of this software to return to
51 *
52 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
53 * School of Computer Science
54 * Carnegie Mellon University
55 * Pittsburgh PA 15213-3890
56 *
57 * any improvements or extensions that they make and grant Carnegie Mellon
58 * the rights to redistribute these changes.
59 */
60/*
61 */
62
63#include <mach_counters.h>
64
65#include <kern/counters.h>
66
67/*
68 * We explicitly initialize the counters to make
69 * them contiguous in the kernel's data space.
70 * This makes them easier to examine with ddb.
71 */
72
73mach_counter_t c_thread_invoke_csw = 0;
74mach_counter_t c_thread_invoke_hits = 0;
75mach_counter_t c_thread_invoke_misses = 0;
76mach_counter_t c_thread_invoke_same = 0;
77mach_counter_t c_thread_invoke_same_cont = 0;
78mach_counter_t c_incoming_interrupts = 0;
79mach_counter_t c_syscalls_unix = 0;
80mach_counter_t c_syscalls_mach = 0;
81
82#if MACH_COUNTERS
83mach_counter_t c_action_thread_block = 0;
84mach_counter_t c_ast_taken_block = 0;
85mach_counter_t c_clock_ticks = 0;
86mach_counter_t c_dev_io_blocks = 0;
87mach_counter_t c_dev_io_tries = 0;
88mach_counter_t c_idle_thread_block = 0;
89mach_counter_t c_idle_thread_handoff = 0;
90mach_counter_t c_io_done_thread_block = 0;
91mach_counter_t c_ipc_mqueue_receive_block_kernel = 0;
92mach_counter_t c_ipc_mqueue_receive_block_user = 0;
93mach_counter_t c_ipc_mqueue_send_block = 0;
94mach_counter_t c_net_thread_block = 0;
95mach_counter_t c_reaper_thread_block = 0;
96mach_counter_t c_sched_thread_block = 0;
97mach_counter_t c_stacks_current = 0;
98mach_counter_t c_stacks_max = 0;
99mach_counter_t c_stacks_min = 0;
100mach_counter_t c_swtch_block = 0;
101mach_counter_t c_swtch_pri_block = 0;
102mach_counter_t c_thread_switch_block = 0;
103mach_counter_t c_thread_switch_handoff = 0;
104mach_counter_t c_vm_fault_page_block_backoff_kernel = 0;
105mach_counter_t c_vm_fault_page_block_busy_kernel = 0;
5353443c 106mach_counter_t c_vm_map_simplified = 0;
1c79356b 107mach_counter_t c_vm_map_simplify_called = 0;
5353443c 108mach_counter_t c_vm_map_simplify_entry_called = 0;
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109mach_counter_t c_vm_page_wait_block = 0;
110mach_counter_t c_vm_pageout_block = 0;
111mach_counter_t c_vm_pageout_scan_block = 0;
112mach_counter_t c_vm_fault_retry_on_w_prot = 0;
113mach_counter_t c_vm_fault_wait_on_unlock = 0;
114#endif /* MACH_COUNTERS */