-Detach and run in the background.
-.TP 3n
-\fB\-\-help\fR
-Print usage.
-.TP 3n
-\fBlog_priority=\fR\fB\fIvalue\fR\fR
-udevcontrol can dynamically set the log level of udevd. Valid values are the numerical syslog priorities or their textual representations:
-\fBerr\fR,
-\fBinfo\fR
-and
-\fBdebug\fR.
-.TP 3n
-\fBstop_exec_queue\fR
-udevcontrol stops the execution of events from udevd.
-.TP 3n
-\fBstart_exec_queue\fR
-udevcontrol starts the execution of events from udevd.
+.RS 4
+Detach and run in the background\.
+.RE
+.PP
+\fB\-\-debug\-trace\fR
+.RS 4
+Run all events completely serialized\. This may be useful if udev triggers actions or loads kernel modules which cause problems and a slow but continuous operation is needed, where no events are processed in parallel\.
+.RE
+.PP
+\fB\-\-verbose\fR
+.RS 4
+Print log messages to stdout\.
+.RE
+.PP
+\fB\-\-version\fR
+.RS 4
+Print version number\.
+.RE
+.PP
+\fBhelp\fR
+.RS 4
+Print help text\.
+.RE