Author: ivoras
Date: Wed Jun  4 16:29:18 2014
New Revision: 267063
URL: http://svnweb.freebsd.org/changeset/base/267063

Log:
  Bulk document the kern.geom.label.*.enable sysctls and tunables.

Modified:
  head/sbin/geom/class/label/glabel.8

Modified: head/sbin/geom/class/label/glabel.8
==============================================================================
--- head/sbin/geom/class/label/glabel.8 Wed Jun  4 16:06:38 2014        
(r267062)
+++ head/sbin/geom/class/label/glabel.8 Wed Jun  4 16:29:18 2014        
(r267063)
@@ -223,6 +223,19 @@ This can be set to a number between 0 an
 If set to 0 minimal debug information is printed, and if set to 2 the
 maximum amount of debug information is printed.
 .El
+.Bl -tag -width indent
+.It Va kern.geom.label.*.enable : No 1
+Most
+.Nm LABEL
+providers implement a 
+.Xr sysctl 8
+flag and a tunable variable named in the above format. This flag
+controls if the label provider will be active, tasting devices
+and creating label nodes in the 
+.Xr devfs 5
+tree. It is sometimes desirable to disable certain label types if
+they conflict with other classes in complex GEOM topologies.
+.Bl
 .Sh EXIT STATUS
 Exit status is 0 on success, and 1 if the command fails.
 .Sh EXAMPLES
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