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-rw-r--r--man/vgconvert.8_pregen14
1 files changed, 9 insertions, 5 deletions
diff --git a/man/vgconvert.8_pregen b/man/vgconvert.8_pregen
index 5e7f8a95c..622808720 100644
--- a/man/vgconvert.8_pregen
+++ b/man/vgconvert.8_pregen
@@ -8,9 +8,12 @@ vgconvert - Change volume group metadata format
[ \fIoption_args\fP ]
.br
.SH DESCRIPTION
-vgconvert converts VG metadata from one format to another. This command
-is no longer used because this version of lvm no longer supports the LVM1
+vgconvert converts VG metadata from one format to another. The new
+metadata format must be able to fit into the space provided by the old
format.
+
+Because the LVM1 format should no longer be used, this command is no
+longer needed in general.
.SH USAGE
\fBvgconvert\fP \fIVG\fP ...
.br
@@ -20,7 +23,7 @@ format.
.ad b
.br
.ad l
-[ \fB-M\fP|\fB--metadatatype\fP \fBlvm2\fP ]
+[ \fB-M\fP|\fB--metadatatype\fP \fBlvm2\fP|\fBlvm1\fP ]
.ad b
.br
.ad l
@@ -191,11 +194,12 @@ The size may be rounded.
.ad b
.HP
.ad l
-\fB-M\fP|\fB--metadatatype\fP \fBlvm2\fP
+\fB-M\fP|\fB--metadatatype\fP \fBlvm2\fP|\fBlvm1\fP
.br
Specifies the type of on-disk metadata to use.
\fBlvm2\fP (or just \fB2\fP) is the current, standard format.
-\fBlvm1\fP (or just \fB1\fP) is no longer used.
+\fBlvm1\fP (or just \fB1\fP) is a historical format that
+can be used for accessing old data.
.ad b
.HP
.ad l