Module Name: src
Committed By: christos
Date: Thu Dec 28 17:51:49 UTC 2017
Modified Files:
src/share/man/man4: ddb.4 options.4
src/share/man/man7: sysctl.7
Log Message:
document ddb.panicstackframes
To generate a diff of this commit:
cvs rdiff -u -r1.167 -r1.168 src/share/man/man4/ddb.4
cvs rdiff -u -r1.475 -r1.476 src/share/man/man4/options.4
cvs rdiff -u -r1.117 -r1.118 src/share/man/man7/sysctl.7
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/share/man/man4/ddb.4
diff -u src/share/man/man4/ddb.4:1.167 src/share/man/man4/ddb.4:1.168
--- src/share/man/man4/ddb.4:1.167 Mon Jul 3 17:30:58 2017
+++ src/share/man/man4/ddb.4 Thu Dec 28 12:51:49 2017
@@ -1,4 +1,4 @@
-.\" $NetBSD: ddb.4,v 1.167 2017/07/03 21:30:58 wiz Exp $
+.\" $NetBSD: ddb.4,v 1.168 2017/12/28 17:51:49 christos Exp $
.\"
.\" Copyright (c) 1997 - 2009 The NetBSD Foundation, Inc.
.\" All rights reserved.
@@ -56,7 +56,7 @@
.\" any improvements or extensions that they make and grant Carnegie Mellon
.\" the rights to redistribute these changes.
.\"
-.Dd January 12, 2017
+.Dd December 28, 2017
.Dt DDB 4
.Os
.Sh NAME
@@ -1292,6 +1292,13 @@ This option is more generic than the /l
selected commands as discussed above to log the output.
Mixing both /l
and this setting can give double loggings.
+.It Va panicstackframes
+Number of stack frames to display on panic.
+Useful to avoid scrolling way the interesting frames on a glass tty.
+Default value is
+.Dv 65535
+(all frames), useful value around
+.Dv 10 .
.\" .It Va work Ns Sy xx
.\" Temporary work variable.
.\" .Sq Sy xx
Index: src/share/man/man4/options.4
diff -u src/share/man/man4/options.4:1.475 src/share/man/man4/options.4:1.476
--- src/share/man/man4/options.4:1.475 Thu Sep 14 04:52:41 2017
+++ src/share/man/man4/options.4 Thu Dec 28 12:51:49 2017
@@ -1,4 +1,4 @@
-.\" $NetBSD: options.4,v 1.475 2017/09/14 08:52:41 wiz Exp $
+.\" $NetBSD: options.4,v 1.476 2017/12/28 17:51:49 christos Exp $
.\"
.\" Copyright (c) 1996
.\" Perry E. Metzger. All rights reserved.
@@ -30,7 +30,7 @@
.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
.\"
.\"
-.Dd September 13, 2017
+.Dd December 28, 2017
.Dt OPTIONS 4
.Os
.Sh NAME
@@ -586,6 +586,13 @@ This is currently only supported by the
This option adds more verbose descriptions to the
.Em help
command.
+.It Cd options DDB_PANICSTACKFRAMES=integer
+Number of stack frames to display on panic.
+Useful to avoid scrolling way the interesting frames on a glass tty.
+Default value is
+.Dv 65535
+(all frames), useful value around
+.Dv 10 .
.It Cd options KGDB
Compiles in a remote kernel debugger stub for diagnosing kernel problems
using the
Index: src/share/man/man7/sysctl.7
diff -u src/share/man/man7/sysctl.7:1.117 src/share/man/man7/sysctl.7:1.118
--- src/share/man/man7/sysctl.7:1.117 Sun Jul 30 12:07:06 2017
+++ src/share/man/man7/sysctl.7 Thu Dec 28 12:51:49 2017
@@ -1,4 +1,4 @@
-.\" $NetBSD: sysctl.7,v 1.117 2017/07/30 16:07:06 maxv Exp $
+.\" $NetBSD: sysctl.7,v 1.118 2017/12/28 17:51:49 christos Exp $
.\"
.\" Copyright (c) 1993
.\" The Regents of the University of California. All rights reserved.
@@ -29,7 +29,7 @@
.\"
.\" @(#)sysctl.3 8.4 (Berkeley) 5/9/95
.\"
-.Dd July 30, 2017
+.Dd December 28, 2017
.Dt SYSCTL 7
.Os
.Sh NAME
@@ -2465,6 +2465,7 @@ privilege may change the value.
.It ddb.fromconsole integer yes
.It ddb.tee_msgbuf integer yes
.It ddb.commandonenter string yes
+.It ddb.panicstackframes integer yes
.El
.Bl -tag -width "123456"
.It Li ddb.radix ( Dv DDBCTL_RADIX )
@@ -2492,9 +2493,13 @@ If not zero, DDB will output also to the
.It Li ddb.commandonenter
If not empty, a command to be executed on each enter to the
.Tn DDB .
-.\"
-.\" XXX: (a) ddb.commandonenter is missing in ddb(4);
-.\" (b) No DDBCTL definitions for tee_msgbuf and commandonenter.
+.It Li ddb.panicstackframes
+Number of stack frames to display on panic.
+Useful to avoid scrolling way the interesting frames on a glass tty.
+Default value is
+.Dv 65535
+(all frames), useful value around
+.Dv 10 .
.El
.Pp
Some of these
