Add statistics for task_events_info

* ipc/ipc_mqueue.c (ipc_mqueue_send, ipc_mqueue_receive): Increment
counters for message sent and received.
* kern/ipc_kobject.c (ipc_kobject_server): Increment sent and received
counters for the kernel task.
* kern/task.c (task_create): Zero statistics.
* kern/task.c (task_info): Add task_events_info call.
* kern/task.h: Add statistics.
* vm/vm_fault.c (vm_fault_page): Increment zero_fills, pageins,
reactivations and cow_faults counters.
* vm/vm_fault.c (vm_fault_wire_fast): Increment faults counters.
* vm/vm_pageout.c (vm_pageout_scan): Increment reactivations counter.

1 files changed, 4 insertions, 0 deletions

diff --git a/ipc/ipc_mqueue.c b/ipc/ipc_mqueue.c
index f3d5d4b0..80a34d3a 100644
--- a/ipc/ipc_mqueue.c
+++ b/ipc/ipc_mqueue.c
@@ -374,6 +374,8 @@ ipc_mqueue_send(kmsg, option, time_out)
 	}
     }
 
+	current_task()->messages_sent++;
+
 	return MACH_MSG_SUCCESS;
 }
 
@@ -684,6 +686,8 @@ ipc_mqueue_receive(
 	ip_unlock(port);
     }
 
+	current_task()->messages_received++;
+
 	*kmsgp = kmsg;
 	*seqnop = seqno;
 	return MACH_MSG_SUCCESS;