Add: pvresize, sfdisk-N, sfdisk-l, sfdisk-kernel-geomtry, sfdisk-disk-geometry comman...

[libguestfs.git] / guestfish-actions.pod

diff --git a/guestfish-actions.pod b/guestfish-actions.pod
index 7b5a4be..213fa66 100644 (file)
--- a/guestfish-actions.pod
+++ b/guestfish-actions.pod
@@ -905,6 +905,13 @@ The implementation uses the C<pvremove> command which refuses to
 wipe physical volumes that contain any volume groups, so you have
 to remove those first.
 
+=head2 pvresize
+
+ pvresize device
+
+This resizes (expands or shrinks) an existing LVM physical
+volume to match the new size of the underlying device.
+
 =head2 pvs
 
  pvs
@@ -1064,9 +1071,53 @@ To create a single partition occupying the whole disk, you would
 pass C<lines> as a single element list, when the single element being
 the string C<,> (comma).
 
+See also: C<sfdisk-l>, C<sfdisk-N>
+
+B<This command is dangerous.  Without careful use you
+can easily destroy all your data>.
+
+=head2 sfdisk-N
+
+ sfdisk-N device n cyls heads sectors line
+
+This runs L<sfdisk(8)> option to modify just the single
+partition C<n> (note: C<n> counts from 1).
+
+For other parameters, see C<sfdisk>.  You should usually
+pass C<0> for the cyls/heads/sectors parameters.
+
 B<This command is dangerous.  Without careful use you
 can easily destroy all your data>.
 
+=head2 sfdisk-disk-geometry
+
+ sfdisk-disk-geometry device
+
+This displays the disk geometry of C<device> read from the
+partition table.  Especially in the case where the underlying
+block device has been resized, this can be different from the
+kernel's idea of the geometry (see C<sfdisk-kernel-geometry>).
+
+The result is in human-readable format, and not designed to
+be parsed.
+
+=head2 sfdisk-kernel-geometry
+
+ sfdisk-kernel-geometry device
+
+This displays the kernel's idea of the geometry of C<device>.
+
+The result is in human-readable format, and not designed to
+be parsed.
+
+=head2 sfdisk-l
+
+ sfdisk-l device
+
+This displays the partition table on C<device>, in the
+human-readable output of the L<sfdisk(8)> command.  It is
+not intended to be parsed.
+
 =head2 stat
 
  stat path