Initial source

1 files changed, 82 insertions, 0 deletions

diff --git a/kern/counters.c b/kern/counters.c
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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.
+ */
+
+#include <mach_counters.h>
+
+#include <kern/counters.h>
+
+/*
+ *	We explicitly initialize the counters to make
+ *	them contiguous in the kernel's data space.
+ *	This makes them easier to examine with ddb.
+ */
+
+mach_counter_t c_thread_invoke_hits = 0;
+mach_counter_t c_thread_invoke_misses = 0;
+mach_counter_t c_thread_invoke_csw = 0;
+mach_counter_t c_thread_handoff_hits = 0;
+mach_counter_t c_thread_handoff_misses = 0;
+
+#if	MACH_COUNTERS
+mach_counter_t c_threads_current = 0;
+mach_counter_t c_threads_max = 0;
+mach_counter_t c_threads_min = 0;
+mach_counter_t c_threads_total = 0;
+mach_counter_t c_stacks_current = 0;
+mach_counter_t c_stacks_max = 0;
+mach_counter_t c_stacks_min = 0;
+mach_counter_t c_stacks_total = 0;
+mach_counter_t c_clock_ticks = 0;
+mach_counter_t c_ipc_mqueue_send_block = 0;
+mach_counter_t c_ipc_mqueue_receive_block_user = 0;
+mach_counter_t c_ipc_mqueue_receive_block_kernel = 0;
+mach_counter_t c_mach_msg_trap_block_fast = 0;
+mach_counter_t c_mach_msg_trap_block_slow = 0;
+mach_counter_t c_mach_msg_trap_block_exc = 0;
+mach_counter_t c_exception_raise_block = 0;
+mach_counter_t c_swtch_block = 0;
+mach_counter_t c_swtch_pri_block = 0;
+mach_counter_t c_thread_switch_block = 0;
+mach_counter_t c_thread_switch_handoff = 0;
+mach_counter_t c_ast_taken_block = 0;
+mach_counter_t c_thread_halt_self_block = 0;
+mach_counter_t c_vm_fault_page_block_busy_user = 0;
+mach_counter_t c_vm_fault_page_block_busy_kernel = 0;
+mach_counter_t c_vm_fault_page_block_backoff_user = 0;
+mach_counter_t c_vm_fault_page_block_backoff_kernel = 0;
+mach_counter_t c_vm_page_wait_block_user = 0;
+mach_counter_t c_vm_page_wait_block_kernel = 0;
+mach_counter_t c_vm_pageout_block = 0;
+mach_counter_t c_vm_pageout_scan_block = 0;
+mach_counter_t c_idle_thread_block = 0;
+mach_counter_t c_idle_thread_handoff = 0;
+mach_counter_t c_sched_thread_block = 0;
+mach_counter_t c_io_done_thread_block = 0;
+mach_counter_t c_net_thread_block = 0;
+mach_counter_t c_reaper_thread_block = 0;
+mach_counter_t c_swapin_thread_block = 0;
+mach_counter_t c_action_thread_block = 0;
+#endif	MACH_COUNTERS