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Annotation of kernel/kern/counters.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            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  [email protected]
        !            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: #include <mach_counters.h>
        !            52: 
        !            53: #include <kern/counters.h>
        !            54: 
        !            55: /*
        !            56:  *     We explicitly initialize the counters to make
        !            57:  *     them contiguous in the kernel's data space.
        !            58:  *     This makes them easier to examine with ddb.
        !            59:  */
        !            60: 
        !            61: mach_counter_t c_thread_invoke_hits = 0;
        !            62: mach_counter_t c_thread_invoke_misses = 0;
        !            63: mach_counter_t c_thread_invoke_csw = 0;
        !            64: mach_counter_t c_thread_handoff_hits = 0;
        !            65: mach_counter_t c_thread_handoff_misses = 0;
        !            66: 
        !            67: #if    MACH_COUNTERS
        !            68: mach_counter_t c_threads_current = 0;
        !            69: mach_counter_t c_threads_max = 0;
        !            70: mach_counter_t c_threads_min = 0;
        !            71: mach_counter_t c_threads_total = 0;
        !            72: mach_counter_t c_stacks_current = 0;
        !            73: mach_counter_t c_stacks_max = 0;
        !            74: mach_counter_t c_stacks_min = 0;
        !            75: mach_counter_t c_stacks_total = 0;
        !            76: mach_counter_t c_clock_ticks = 0;
        !            77: mach_counter_t c_ipc_mqueue_send_block = 0;
        !            78: mach_counter_t c_ipc_mqueue_receive_block_user = 0;
        !            79: mach_counter_t c_ipc_mqueue_receive_block_kernel = 0;
        !            80: mach_counter_t c_mach_msg_trap_block_fast = 0;
        !            81: mach_counter_t c_mach_msg_trap_block_slow = 0;
        !            82: mach_counter_t c_mach_msg_trap_block_exc = 0;
        !            83: mach_counter_t c_exception_raise_block = 0;
        !            84: mach_counter_t c_swtch_block = 0;
        !            85: mach_counter_t c_swtch_pri_block = 0;
        !            86: mach_counter_t c_thread_switch_block = 0;
        !            87: mach_counter_t c_thread_switch_handoff = 0;
        !            88: mach_counter_t c_ast_taken_block = 0;
        !            89: mach_counter_t c_thread_halt_self_block = 0;
        !            90: mach_counter_t c_vm_fault_page_block_busy_user = 0;
        !            91: mach_counter_t c_vm_fault_page_block_busy_kernel = 0;
        !            92: mach_counter_t c_vm_fault_page_block_backoff_user = 0;
        !            93: mach_counter_t c_vm_fault_page_block_backoff_kernel = 0;
        !            94: mach_counter_t c_vm_page_wait_block_user = 0;
        !            95: mach_counter_t c_vm_page_wait_block_kernel = 0;
        !            96: mach_counter_t c_vm_pageout_block = 0;
        !            97: mach_counter_t c_vm_pageout_scan_block = 0;
        !            98: mach_counter_t c_idle_thread_block = 0;
        !            99: mach_counter_t c_idle_thread_handoff = 0;
        !           100: mach_counter_t c_sched_thread_block = 0;
        !           101: mach_counter_t c_io_done_thread_block = 0;
        !           102: mach_counter_t c_net_thread_block = 0;
        !           103: mach_counter_t c_reaper_thread_block = 0;
        !           104: mach_counter_t c_swapin_thread_block = 0;
        !           105: mach_counter_t c_action_thread_block = 0;
        !           106: #endif MACH_COUNTERS

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