svn commit: r271176 - in stable: 10/usr.bin/ktrace 8/usr.bin/ktrace 9/usr.bin/ktrace

John Baldwin jhb at
Fri Sep 5 17:22:21 UTC 2014

Author: jhb
Date: Fri Sep  5 17:22:20 2014
New Revision: 271176

  MFC 270674:
  Clarify that the -c argument clears the list of tracepoints specified by
  -t (it does not clear all tracepoints).
  Approved by:	re (gjb for 10)

Directory Properties:
  stable/8/usr.bin/ktrace/   (props changed)

Changes in other areas also in this revision:
Directory Properties:
  stable/10/   (props changed)
  stable/9/usr.bin/ktrace/   (props changed)

Modified: stable/8/usr.bin/ktrace/ktrace.1
--- stable/8/usr.bin/ktrace/ktrace.1	Fri Sep  5 17:05:51 2014	(r271175)
+++ stable/8/usr.bin/ktrace/ktrace.1	Fri Sep  5 17:22:20 2014	(r271176)
@@ -32,7 +32,7 @@
 .\"	@(#)ktrace.1	8.1 (Berkeley) 6/6/93
 .\" $FreeBSD$
-.Dd May 31, 2012
+.Dd August 26, 2014
@@ -85,7 +85,7 @@ Append to the trace file instead of recr
 Disable tracing on all user-owned processes, and, if executed by root, all
 processes in the system.
 .It Fl c
-Clear the trace points associated with the specified file or processes.
+Clear the specified trace points associated with the given file or processes.
 .It Fl d
 Descendants; perform the operation for all current children of the
 designated processes.
@@ -106,8 +106,10 @@ Enable (disable) tracing on the indicate
 .Fl p
 flag is permitted).
 .It Fl t Ar trstr
-The string argument represents the kernel trace points, one per letter.
-The following table equates the letters with the tracepoints:
+Specify the list of trace points to enable or disable, one per letter.
+If an explicit list is not specified, the default set of trace points is used.
+The following trace points are supported:
 .Bl -tag -width flag -compact
 .It Cm c

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