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 90typedef unsigned int mach_counter_t; 91 92#if MACH_COUNTERS 93extern mach_counter_t c_action_thread_block; 94extern mach_counter_t c_ast_taken_block; 95extern mach_counter_t c_dev_io_blocks; 96extern mach_counter_t c_dev_io_tries; 97extern mach_counter_t c_idle_thread_block; 98extern mach_counter_t c_idle_thread_handoff; 99extern mach_counter_t c_incoming_interrupts; 100extern mach_counter_t c_io_done_thread_block; 101extern mach_counter_t c_ipc_mqueue_receive_block_kernel; 102extern mach_counter_t c_ipc_mqueue_receive_block_user; 103extern mach_counter_t c_ipc_mqueue_send_block; 104extern mach_counter_t c_net_thread_block; 105extern mach_counter_t c_reaper_thread_block; 106extern mach_counter_t c_sched_thread_block; 107extern mach_counter_t c_stacks_current; 108extern mach_counter_t c_stacks_max; 109extern mach_counter_t c_stacks_min; 110extern mach_counter_t c_swtch_block; 111extern mach_counter_t c_swtch_pri_block; 112extern mach_counter_t c_syscalls_unix; 113extern mach_counter_t c_syscalls_mach; 114extern mach_counter_t c_thread_invoke_csw; 115extern mach_counter_t c_thread_invoke_same; 116extern mach_counter_t c_thread_invoke_same_cont; 117extern mach_counter_t c_thread_invoke_misses; 118extern mach_counter_t c_thread_invoke_hits; 119extern mach_counter_t c_thread_switch_block; 120extern mach_counter_t c_thread_switch_handoff; 121extern mach_counter_t c_vm_fault_page_block_backoff_kernel; 122extern mach_counter_t c_vm_fault_page_block_busy_kernel; 123extern mach_counter_t c_vm_fault_retry_on_w_prot; 124extern mach_counter_t c_vm_fault_wait_on_unlock; 125extern mach_counter_t c_vm_map_simplified; 126extern mach_counter_t c_vm_map_simplify_called; 127extern mach_counter_t c_vm_map_simplify_entry_called; 128extern mach_counter_t c_vm_page_wait_block; 129extern mach_counter_t c_vm_pageout_block; 130extern mach_counter_t c_vm_pageout_scan_block; 131#endif /* MACH_COUNTERS */ 132 133#endif /* _KERN_COUNTERS_ */ 134 135