svn commit: r241791 - head/share/man/man4

[Glen Barber]

Author: gjb (doc,ports committer)
Date: Sat Oct 20 23:13:09 2012
New Revision: 241791
URL: http://svn.freebsd.org/changeset/base/241791

Log:
  Update ktr(4) to reflect changes from r239923.
  
  Reviewed by:	attilio

Modified:
  head/share/man/man4/ktr.4

Modified: head/share/man/man4/ktr.4
==============================================================================
--- head/share/man/man4/ktr.4	Sat Oct 20 22:44:22 2012	(r241790)
+++ head/share/man/man4/ktr.4	Sat Oct 20 23:13:09 2012	(r241791)
@@ -24,7 +24,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd October 19, 2012
+.Dd October 20, 2012
 .Dt KTR 4
 .Os
 .Sh NAME
@@ -85,6 +85,9 @@ Furthermore, there is a CPU event mask w
 the
 .Dv KTR_CPUMASK
 option.
+When two or more parameters to
+.Dv KTR_CPUMASK ,
+are used, it is important they are not separated by whitespace.
 A CPU must have the bit corresponding to its logical id set in this bitmask
 for events that occur on it to be logged.
 This mask can be set by the
@@ -95,7 +98,12 @@ environment variable.
 It can also be examined and set after booting via the
 .Va debug.ktr.cpumask
 sysctl.
-By default events on all CPUs are enabled.
+By default, only CPUs specified in
+.Dv KTR_CPUMASK
+will log events.
+See
+.Pa sys/conf/NOTES
+for more information.
 .Ss Verbose Mode
 By default, events are only logged to the internal buffer for examination
 later, but if the verbose flag is set then they are dumped to the kernel