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Add a new option: DDB_UNATTENDED. Stops machine dropping into DDB

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when it panics, but leaving activation of DDB from the console
unaffected.
This commit is contained in:
Gary Palmer 1996-02-28 21:42:15 +00:00
parent 96aec9b60e
commit 5ccab2afa9
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=14300
4 changed files with 27 additions and 4 deletions
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9
sys/conf/NOTES
View file

@ -2,7 +2,7 @@
# LINT -- config file for checking all the sources, tries to pull in
# as much of the source tree as it can.
#
# $Id: LINT,v 1.239 1996/02/13 18:16:18 wollman Exp $
# $Id: LINT,v 1.240 1996/02/23 15:47:41 phk Exp $
#
# NB: You probably don't want to try running a kernel built from this
# file. Instead, you should start from GENERIC, and add options from
@ -99,6 +99,13 @@ options SYSVMSG
#
options DDB
#
# Don't drop into DDB for a panic. Intended for unattended operation
# where you may want to drop to DDB from the console, but still want
# the machine to recover from a panic
#
options DDB_UNATTENDED
#
# KTRACE enables the system-call tracing facility ktrace(2).
#

9
sys/i386/conf/LINT
View file

@ -2,7 +2,7 @@
# LINT -- config file for checking all the sources, tries to pull in
# as much of the source tree as it can.
#
# $Id: LINT,v 1.239 1996/02/13 18:16:18 wollman Exp $
# $Id: LINT,v 1.240 1996/02/23 15:47:41 phk Exp $
#
# NB: You probably don't want to try running a kernel built from this
# file. Instead, you should start from GENERIC, and add options from
@ -99,6 +99,13 @@ options SYSVMSG
#
options DDB
#
# Don't drop into DDB for a panic. Intended for unattended operation
# where you may want to drop to DDB from the console, but still want
# the machine to recover from a panic
#
options DDB_UNATTENDED
#
# KTRACE enables the system-call tracing facility ktrace(2).
#

9
sys/i386/conf/NOTES
View file

@ -2,7 +2,7 @@
# LINT -- config file for checking all the sources, tries to pull in
# as much of the source tree as it can.
#
# $Id: LINT,v 1.239 1996/02/13 18:16:18 wollman Exp $
# $Id: LINT,v 1.240 1996/02/23 15:47:41 phk Exp $
#
# NB: You probably don't want to try running a kernel built from this
# file. Instead, you should start from GENERIC, and add options from
@ -99,6 +99,13 @@ options SYSVMSG
#
options DDB
#
# Don't drop into DDB for a panic. Intended for unattended operation
# where you may want to drop to DDB from the console, but still want
# the machine to recover from a panic
#
options DDB_UNATTENDED
#
# KTRACE enables the system-call tracing facility ktrace(2).
#

4
sys/kern/subr_prf.c
View file

@ -36,7 +36,7 @@
* SUCH DAMAGE.
*
* @(#)subr_prf.c 8.3 (Berkeley) 1/21/94
* $Id: subr_prf.c,v 1.28 1996/01/25 00:17:22 bde Exp $
* $Id: subr_prf.c,v 1.29 1996/01/29 03:18:05 gibbs Exp $
*/
#include "opt_ddb.h"
@ -120,7 +120,9 @@ panic(const char *fmt, ...)
kdbpanic();
#endif
#ifdef DDB
#ifndef DDB_UNATTENDED
Debugger ("panic");
#endif
#endif
boot(bootopt);
}