svn commit: r204980 - head/sys/kern

[John Baldwin]

Author: jhb
Date: Wed Mar 10 21:35:42 2010
New Revision: 204980
URL: http://svn.freebsd.org/changeset/base/204980

Log:
  Add descriptions for debug.ktr sysctl nodes.

Modified:
  head/sys/kern/kern_ktr.c

Modified: head/sys/kern/kern_ktr.c
==============================================================================
--- head/sys/kern/kern_ktr.c	Wed Mar 10 20:55:55 2010	(r204979)
+++ head/sys/kern/kern_ktr.c	Wed Mar 10 21:35:42 2010	(r204980)
@@ -84,20 +84,25 @@ SYSCTL_NODE(_debug, OID_AUTO, ktr, CTLFL
 
 int	ktr_cpumask = KTR_CPUMASK;
 TUNABLE_INT("debug.ktr.cpumask", &ktr_cpumask);
-SYSCTL_INT(_debug_ktr, OID_AUTO, cpumask, CTLFLAG_RW, &ktr_cpumask, 0, "");
+SYSCTL_INT(_debug_ktr, OID_AUTO, cpumask, CTLFLAG_RW, &ktr_cpumask, 0,
+    "Bitmask of CPUs on which KTR logging is enabled.");
 
 int	ktr_mask = KTR_MASK;
 TUNABLE_INT("debug.ktr.mask", &ktr_mask);
-SYSCTL_INT(_debug_ktr, OID_AUTO, mask, CTLFLAG_RW, &ktr_mask, 0, "");
+SYSCTL_INT(_debug_ktr, OID_AUTO, mask, CTLFLAG_RW, &ktr_mask, 0,
+    "Bitmask of KTR event classes for which logging is enabled.");
 
 int	ktr_compile = KTR_COMPILE;
-SYSCTL_INT(_debug_ktr, OID_AUTO, compile, CTLFLAG_RD, &ktr_compile, 0, "");
+SYSCTL_INT(_debug_ktr, OID_AUTO, compile, CTLFLAG_RD, &ktr_compile, 0,
+    "Bitmask of KTR event classes compiled into the kernel.");
 
 int	ktr_entries = KTR_ENTRIES;
-SYSCTL_INT(_debug_ktr, OID_AUTO, entries, CTLFLAG_RD, &ktr_entries, 0, "");
+SYSCTL_INT(_debug_ktr, OID_AUTO, entries, CTLFLAG_RD, &ktr_entries, 0,
+    "Number of entries in the KTR buffer.");
 
 int	ktr_version = KTR_VERSION;
-SYSCTL_INT(_debug_ktr, OID_AUTO, version, CTLFLAG_RD, &ktr_version, 0, "");
+SYSCTL_INT(_debug_ktr, OID_AUTO, version, CTLFLAG_RD, &ktr_version, 0,
+    "Version of the KTR interface.");
 
 volatile int	ktr_idx = 0;
 struct	ktr_entry ktr_buf[KTR_ENTRIES];