1 files changed, 8 insertions, 0 deletions
diff --git a/contrib/top/top.X b/contrib/top/top.X
index 4282f57..fb71060 100644
--- a/contrib/top/top.X
+++ b/contrib/top/top.X
@@ -20,6 +20,8 @@ top \- display and update information about the top cpu processes
 ] [
 .BI \-U username
 ] [
+.BI \-m io | cpu
+] [
 .I number
 ]
 .SH DESCRIPTION
@@ -87,6 +89,9 @@ Do not display the
 .I top
 process.
 .TP
+.BI \-m display
+Display either 'cpu' or 'io' statistics.  Default is 'cpu'.
+.TP
 .B \-n
 Use \*(lqnon-interactive\*(rq mode.  This is identical to \*(lqbatch\*(rq
 mode.
@@ -214,6 +219,9 @@ will make
 .I top
 show one final display and then immediately exit.
 .TP
+.B m
+Toggle the display between 'cpu' and 'io' modes.
+.TP
 .B n or #
 Change the number of processes to display (prompt for new number).
 .TP