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Document additional settings for onpanic, from options(4).

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riz 2011-06-23 16:02:20 +00:00
parent e9fc2b6f06
commit e917779be7
1 changed files with 10 additions and 3 deletions
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13
share/man/man4/ddb.4
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@ -1,4 +1,4 @@
.\" $NetBSD: ddb.4,v 1.141 2010/06/10 18:34:21 wiz Exp $
.\" $NetBSD: ddb.4,v 1.142 2011/06/23 16:02:20 riz Exp $
.\"
.\" Copyright (c) 1997 - 2009 The NetBSD Foundation, Inc.
.\" All rights reserved.
@ -1204,14 +1204,21 @@ When this variable is set to zero
.Nm
doesn't perform any wrapping.
.It Va onpanic
If non-zero (the default),
If greater than zero (the default is 1),
.Nm
will be invoked when the kernel panics.
If the kernel configuration option
.D1 Cd options DDB_ONPANIC=0
is used,
.Va onpanic
will be initialized to off.
will be initialized to off, causing a stack trace to be printed and
the system to be rebooted instead of
.Nm
being entered.
Other useful settings are -1, which suppresses the stack trace before
reboot, and 2, which causes a stack trace to be printed and
.Nm
to be entered.
.It Va fromconsole
If non-zero (the default),
the kernel allows to enter