[PATCH] Delete kern_timestamp system call since it is not used

[Flavio Cruz]

---
 Makefrag.am       |  2 --
 kern/lock_mon.c   |  1 -
 kern/mach_clock.c |  7 -----
 kern/priority.c   |  1 -
 kern/startup.c    |  3 ---
 kern/time_stamp.c | 61 ------------------------------------------
 kern/time_stamp.h | 68 -----------------------------------------------
 7 files changed, 143 deletions(-)
 delete mode 100644 kern/time_stamp.c
 delete mode 100644 kern/time_stamp.h

diff --git a/Makefrag.am b/Makefrag.am
index e2593c42..2840234f 100644
--- a/Makefrag.am
+++ b/Makefrag.am
@@ -216,8 +216,6 @@ libkernel_a_SOURCES += \
        kern/thread.h \
        kern/thread_swap.c \
        kern/thread_swap.h \
-       kern/time_stamp.c \
-       kern/time_stamp.h \
        kern/timer.c \
        kern/timer.h \
        kern/xpr.c \
diff --git a/kern/lock_mon.c b/kern/lock_mon.c
index f6bbd5dd..4b3ba82e 100644
--- a/kern/lock_mon.c
+++ b/kern/lock_mon.c
@@ -45,7 +45,6 @@
 #include <mach/boolean.h>
 #include <kern/thread.h>
 #include <kern/lock.h>
-#include <kern/time_stamp.h>
 
 
 decl_simple_lock_data(extern , kdb_lock)
diff --git a/kern/mach_clock.c b/kern/mach_clock.c
index 6f964f73..c6e54c20 100644
--- a/kern/mach_clock.c
+++ b/kern/mach_clock.c
@@ -52,7 +52,6 @@
 #include <kern/sched.h>
 #include <kern/sched_prim.h>
 #include <kern/thread.h>
-#include <kern/time_stamp.h>
 #include <kern/timer.h>
 #include <kern/priority.h>
 #include <vm/vm_kern.h>
@@ -206,12 +205,6 @@ void clock_interrupt(
            timer_elt_t telt;
            boolean_t   needsoft = FALSE;
 
-#if    TS_FORMAT == 1
-           /*
-            *  Increment the tick count for the timestamping routine.
-            */
-           ts_tick_count++;
-#endif /* TS_FORMAT == 1 */
 
            /*
             *  Update the tick count since bootup, and handle
diff --git a/kern/priority.c b/kern/priority.c
index 3dba0c80..fe11d0d4 100644
--- a/kern/priority.c
+++ b/kern/priority.c
@@ -45,7 +45,6 @@
 #include <kern/priority.h>
 #include <kern/processor.h>
 #include <kern/timer.h>
-#include <kern/time_stamp.h>
 #include <machine/machspl.h>
 
 
diff --git a/kern/startup.c b/kern/startup.c
index 1f873192..bf63ec0e 100644
--- a/kern/startup.c
+++ b/kern/startup.c
@@ -49,7 +49,6 @@
 #include <kern/timer.h>
 #include <kern/xpr.h>
 #include <kern/bootstrap.h>
-#include <kern/time_stamp.h>
 #include <kern/startup.h>
 #include <vm/vm_kern.h>
 #include <vm/vm_map.h>
@@ -131,8 +130,6 @@ void setup_main(void)
        xprbootstrap();
 #endif /* XPR_DEBUG */
 
-       timestamp_init();
-
        machine_init();
 
        mapable_time_init();
diff --git a/kern/time_stamp.c b/kern/time_stamp.c
deleted file mode 100644
index b8ac9d82..00000000
--- a/kern/time_stamp.c
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * 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/std_types.h>
-#include <machine/locore.h>
-#include <sys/time.h>
-#include <kern/time_stamp.h>
-
-unsigned       ts_tick_count;
-
-/*
- *     ts.c - kern_timestamp system call.
- */
-kern_return_t
-kern_timestamp(struct tsval *tsp)
-{
-/*
-       temp.low_val = 0;
-       temp.high_val = ts_tick_count;
-*/
-       time_value_t temp;
-       temp = time;
-
-       if (copyout(&temp,
-                   tsp,
-                   sizeof(struct tsval)) != KERN_SUCCESS)
-           return(KERN_INVALID_ADDRESS);
-       return(KERN_SUCCESS);
-}
-
-/*
- *     Initialization procedure.
- */
-
-void timestamp_init(void)
-{
-       ts_tick_count = 0;
-}
diff --git a/kern/time_stamp.h b/kern/time_stamp.h
deleted file mode 100644
index 2492e522..00000000
--- a/kern/time_stamp.h
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * 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_TIME_STAMP_H_
-#define _KERN_TIME_STAMP_H_
-
-#include <machine/time_stamp.h>
-/*
- *     time_stamp.h -- definitions for low-overhead timestamps.
- */
-
-struct tsval {
-       unsigned        low_val;        /* least significant word */
-       unsigned        high_val;       /* most significant word */
-};
-
-/*
- *     Format definitions.
- */
-
-#ifndef        TS_FORMAT
-/*
- *     Default case - Just return a tick count for machines that
- *     don't support or haven't implemented this.  Assume 100Hz ticks.
- *
- *     low_val - Always 0.
- *     high_val - tick count.
- */
-#define        TS_FORMAT       1
-
-#if    KERNEL
-extern unsigned        ts_tick_count;
-#endif /* KERNEL */
-#endif /* TS_FORMAT */
-
-/*
- *     List of all format definitions for convert_ts_to_tv.
- */
-
-#define        TS_FORMAT_DEFAULT       1
-#define TS_FORMAT_MMAX         2
-
-extern void timestamp_init(void);
-
-#endif /* _KERN_TIME_STAMP_H_ */
-- 
2.37.2