From 092f58a76216f35bb98e08ded14a75a915a4ed96 Mon Sep 17 00:00:00 2001
From: Peter Rajnoha <prajnoha@redhat.com>
Date: Wed, 30 Aug 2023 18:35:17 +0200
Subject: [PATCH] man: dmsetup: document --headings

---
 man/dmsetup.8_main | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/man/dmsetup.8_main b/man/dmsetup.8_main
index 176c01a01..778f7c511 100644
--- a/man/dmsetup.8_main
+++ b/man/dmsetup.8_main
@@ -86,12 +86,11 @@ dmsetup \(em low level logical volume management
 .  IR count ]
 .  RB [ --interval
 .  IR seconds ]
-.  RB [ --noheadings ]
+.  RB [ --noheadings | --headings ]
 .  RB [ -o
 .  IR fields ]
 .  RB [ -O | --sort
 .  IR sort_fields ]
-.  RB [ --idsinheadings ]
 .  RB [ --nameprefixes ]
 .  RB [ --separator
 .  IR separator ]
@@ -503,10 +502,6 @@ Specify the minor number.
 When creating a device, don't load any table.
 .
 .TP
-.B --idsinheadings
-Show column identifiers instead of names in report output headings.
-.
-.TP
 .B --nameprefixes
 Add a "DM_" prefix plus the field name to the output.  Useful with
 \fB--noheadings\fP to produce a list of
@@ -520,6 +515,13 @@ rules).
 Suppress the headings line when using columnar output.
 .
 .TP
+.BR --headings " " none | abbrev | full | 0 | 1 | 2
+Type of headings line to use for columnar output.
+\fBnone\fP or \fB0\fP: No headings.
+\fBabbrev\fP or \fB1\fP: Column name abbreviations.
+\fBfull\fP or \fB2\fP: Full column names.
+.
+.TP
 .B --noflush
 Do not flush outstanding I/O when suspending a device, or do not
 commit thin-pool metadata when obtaining thin-pool status.