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From: Andriy Gapon <avg@FreeBSD.org>
Date: Fri, 1 Oct 2010 09:34:41 +0000 (UTC)
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Subject: svn commit: r213322 - head/sys/kern
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Author: avg
Date: Fri Oct  1 09:34:41 2010
New Revision: 213322
URL: http://svn.freebsd.org/changeset/base/213322

Log:
  sysctls in kern_shutdown: add twin tunables
  
  also make couple of sysctl-controlled variables static
  
  Reviewed by:	rwatson
  MFC after:	1 week

Modified:
  head/sys/kern/kern_shutdown.c

Modified: head/sys/kern/kern_shutdown.c
==============================================================================
--- head/sys/kern/kern_shutdown.c	Fri Oct  1 09:18:30 2010	(r213321)
+++ head/sys/kern/kern_shutdown.c	Fri Oct  1 09:34:41 2010	(r213322)
@@ -98,21 +98,24 @@ int debugger_on_panic = 0;
 #else
 int debugger_on_panic = 1;
 #endif
-SYSCTL_INT(_debug, OID_AUTO, debugger_on_panic, CTLFLAG_RW,
+SYSCTL_INT(_debug, OID_AUTO, debugger_on_panic, CTLFLAG_RW | CTLFLAG_TUN,
 	&debugger_on_panic, 0, "Run debugger on kernel panic");
+TUNABLE_INT("debug.debugger_on_panic", &debugger_on_panic);
 
 #ifdef KDB_TRACE
-int trace_on_panic = 1;
+static int trace_on_panic = 1;
 #else
-int trace_on_panic = 0;
+static int trace_on_panic = 0;
 #endif
-SYSCTL_INT(_debug, OID_AUTO, trace_on_panic, CTLFLAG_RW,
+SYSCTL_INT(_debug, OID_AUTO, trace_on_panic, CTLFLAG_RW | CTLFLAG_TUN,
 	&trace_on_panic, 0, "Print stack trace on kernel panic");
+TUNABLE_INT("debug.trace_on_panic", &trace_on_panic);
 #endif /* KDB */
 
-int sync_on_panic = 0;
-SYSCTL_INT(_kern, OID_AUTO, sync_on_panic, CTLFLAG_RW,
+static int sync_on_panic = 0;
+SYSCTL_INT(_kern, OID_AUTO, sync_on_panic, CTLFLAG_RW | CTLFLAG_TUN,
 	&sync_on_panic, 0, "Do a sync before rebooting from a panic");
+TUNABLE_INT("kern.sync_on_panic", &sync_on_panic);
 
 SYSCTL_NODE(_kern, OID_AUTO, shutdown, CTLFLAG_RW, 0, "Shutdown environment");