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Date:      Sat, 1 Mar 2014 19:06:44 +0000 (UTC)
From:      Mark Johnston <markj@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r262665 - in head/sys/cddl: contrib/opensolaris/uts/common/dtrace dev/dtrace
Message-ID:  <201403011906.s21J6isq019912@svn.freebsd.org>
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Author: markj
Date: Sat Mar  1 19:06:43 2014
New Revision: 262665
URL: http://svnweb.freebsd.org/changeset/base/262665

Log:
  Expose a few DTrace parameters as sysctls under kern.dtrace and add
  descriptions for several existing sysctls.
  
  PR:		187027
  Submitted by:	Fedor Indutny <fedor@indutny.com> (original version)
  MFC after:	2 weeks

Modified:
  head/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c
  head/sys/cddl/dev/dtrace/dtrace_ioctl.c
  head/sys/cddl/dev/dtrace/dtrace_sysctl.c

Modified: head/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c	Sat Mar  1 19:02:00 2014	(r262664)
+++ head/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c	Sat Mar  1 19:06:43 2014	(r262665)
@@ -303,7 +303,8 @@ static kmutex_t		dtrace_meta_lock;	/* me
 #define PRIV_PROC_ZONE		(1 << 5)
 #define PRIV_ALL		~0
 
-SYSCTL_NODE(_debug, OID_AUTO, dtrace, CTLFLAG_RD, 0, "DTrace Information");
+SYSCTL_DECL(_debug_dtrace);
+SYSCTL_DECL(_kern_dtrace);
 #endif
 
 #if defined(sun)

Modified: head/sys/cddl/dev/dtrace/dtrace_ioctl.c
==============================================================================
--- head/sys/cddl/dev/dtrace/dtrace_ioctl.c	Sat Mar  1 19:02:00 2014	(r262664)
+++ head/sys/cddl/dev/dtrace/dtrace_ioctl.c	Sat Mar  1 19:06:43 2014	(r262665)
@@ -23,7 +23,8 @@
  */
 
 static int dtrace_verbose_ioctl;
-SYSCTL_INT(_debug_dtrace, OID_AUTO, verbose_ioctl, CTLFLAG_RW, &dtrace_verbose_ioctl, 0, "");
+SYSCTL_INT(_debug_dtrace, OID_AUTO, verbose_ioctl, CTLFLAG_RW,
+    &dtrace_verbose_ioctl, 0, "log DTrace ioctls");
 
 #define DTRACE_IOCTL_PRINTF(fmt, ...)	if (dtrace_verbose_ioctl) printf(fmt, ## __VA_ARGS__ )
 

Modified: head/sys/cddl/dev/dtrace/dtrace_sysctl.c
==============================================================================
--- head/sys/cddl/dev/dtrace/dtrace_sysctl.c	Sat Mar  1 19:02:00 2014	(r262664)
+++ head/sys/cddl/dev/dtrace/dtrace_sysctl.c	Sat Mar  1 19:06:43 2014	(r262665)
@@ -22,6 +22,8 @@
  *
  */
 
+SYSCTL_NODE(_debug, OID_AUTO, dtrace, CTLFLAG_RD, 0, "DTrace debug parameters");
+
 int	dtrace_debug = 0;
 TUNABLE_INT("debug.dtrace.debug", &dtrace_debug);
 SYSCTL_INT(_debug_dtrace, OID_AUTO, debug, CTLFLAG_RW, &dtrace_debug, 0, "");
@@ -78,7 +80,15 @@ sysctl_dtrace_providers(SYSCTL_HANDLER_A
 }
 
 SYSCTL_PROC(_debug_dtrace, OID_AUTO, providers, CTLTYPE_STRING | CTLFLAG_RD,
-    0, 0, sysctl_dtrace_providers, "A", "");
+    0, 0, sysctl_dtrace_providers, "A", "available DTrace providers");
+
+SYSCTL_NODE(_kern, OID_AUTO, dtrace, CTLFLAG_RD, 0, "DTrace parameters");
 
-SYSCTL_INT(_debug_dtrace, OID_AUTO, memstr_max, CTLFLAG_RW, &dtrace_memstr_max,
+SYSCTL_INT(_kern_dtrace, OID_AUTO, memstr_max, CTLFLAG_RW, &dtrace_memstr_max,
     0, "largest allowed argument to memstr(), 0 indicates no limit");
+
+SYSCTL_LONG(_kern_dtrace, OID_AUTO, dof_maxsize, CTLFLAG_RW,
+    &dtrace_dof_maxsize, 0, "largest allowed DOF table");
+
+SYSCTL_LONG(_kern_dtrace, OID_AUTO, helper_actions_max, CTLFLAG_RW,
+    &dtrace_helper_actions_max, 0, "maximum number of allowed helper actions");

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