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/*
* Mach Operating System
* Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*/
#ifndef _KERN_COUNTERS_
#define _KERN_COUNTERS_
/*
* We can count various interesting events and paths.
*
* Use counter() to change the counters, eg:
* counter(c_idle_thread_block++);
* Use counter_always() for non-conditional counters.
*/
#define counter_always(code) code
#if MACH_COUNTERS
#define counter(code) counter_always(code)
#else /* MACH_COUNTERS */
#define counter(code)
#endif /* MACH_COUNTERS */
/*
* We define the counters with individual integers,
* instead of a big structure, so that ddb
* will know the addresses of the counters.
*/
typedef unsigned int mach_counter_t;
#if MACH_COUNTERS
extern mach_counter_t c_thread_invoke_hits;
extern mach_counter_t c_thread_invoke_misses;
extern mach_counter_t c_thread_invoke_csw;
extern mach_counter_t c_thread_handoff_hits;
extern mach_counter_t c_thread_handoff_misses;
extern mach_counter_t c_threads_current;
extern mach_counter_t c_threads_max;
extern mach_counter_t c_threads_min;
extern mach_counter_t c_threads_total;
extern mach_counter_t c_stacks_current;
extern mach_counter_t c_stacks_max;
extern mach_counter_t c_stacks_min;
extern mach_counter_t c_stacks_total;
extern mach_counter_t c_clock_ticks;
extern mach_counter_t c_ipc_mqueue_send_block;
extern mach_counter_t c_ipc_mqueue_receive_block_user;
extern mach_counter_t c_ipc_mqueue_receive_block_kernel;
extern mach_counter_t c_mach_msg_trap_block_fast;
extern mach_counter_t c_mach_msg_trap_block_slow;
extern mach_counter_t c_mach_msg_trap_block_exc;
extern mach_counter_t c_exception_raise_block;
extern mach_counter_t c_swtch_block;
extern mach_counter_t c_swtch_pri_block;
extern mach_counter_t c_thread_switch_block;
extern mach_counter_t c_thread_switch_handoff;
extern mach_counter_t c_ast_taken_block;
extern mach_counter_t c_thread_halt_self_block;
extern mach_counter_t c_vm_fault_page_block_busy_user;
extern mach_counter_t c_vm_fault_page_block_busy_kernel;
extern mach_counter_t c_vm_fault_page_block_backoff_user;
extern mach_counter_t c_vm_fault_page_block_backoff_kernel;
extern mach_counter_t c_vm_page_wait_block_user;
extern mach_counter_t c_vm_page_wait_block_kernel;
extern mach_counter_t c_vm_pageout_block;
extern mach_counter_t c_vm_pageout_scan_block;
extern mach_counter_t c_idle_thread_block;
extern mach_counter_t c_idle_thread_handoff;
extern mach_counter_t c_sched_thread_block;
extern mach_counter_t c_io_done_thread_block;
extern mach_counter_t c_net_thread_block;
extern mach_counter_t c_reaper_thread_block;
extern mach_counter_t c_swapin_thread_block;
extern mach_counter_t c_action_thread_block;
#endif /* MACH_COUNTERS */
#endif /* _KERN_COUNTERS_ */
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