Prepare for 0.4b29 release.

[dump.git] / dump / dump.8.in

diff --git a/dump/dump.8.in b/dump/dump.8.in
index 5cb450e44098edb5cd1ec6488b3aa56c4c3c5674..455f8c0bdf5d7ddfc15eb57945b8ca5f7e542b0d 100644 (file)
--- a/dump/dump.8.in
+++ b/dump/dump.8.in
@@ -30,7 +30,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"    $Id: dump.8.in,v 1.39 2002/02/25 10:00:44 stelian Exp $
+.\"    $Id: dump.8.in,v 1.41 2002/06/05 13:29:15 stelian Exp $
 .\"
 .Dd __DATE__
 .Dt DUMP 8
@@ -40,7 +40,7 @@
 .Nd ext2 filesystem backup
 .Sh SYNOPSIS
 .Nm dump
-.Op Fl 0123456789ackMnqSu
+.Op Fl 0123456789ackMnqSuv
 .Op Fl A Ar file
 .Op Fl B Ar records
 .Op Fl b Ar blocksize
@@ -270,6 +270,22 @@ Note that this label is limited
 to be at most LBLSIZE (currently 16) characters, which must include
 the terminating
 .Ql \e0 .
+.It Fl m
+If this flag is specified,
+.Nm
+will optimise the output for inodes having been changed but not
+modified since the last dump ('changed' and 'modified' have the
+meaning defined in stat(2)). For those inodes,
+.Nm
+will save only the metadata, instead of saving the entire inode 
+contents. Inodes which are either directories or have been modified
+since the last dump are saved in a regular way.
+Uses of this flag must be consistent, meaning that either every dump 
+in an incremental dump set have the flag, or no one has it.
+.Pp
+Tapes written using such 'metadata only' inodes will not be compatible
+with the BSD tape format or older versions of
+.Nm restore.
 .It Fl M
 Enable the multi-volume feature. The name specified with 
 .Fl f 
@@ -363,6 +379,12 @@ The file
 .Pa __DUMPDATES__
 may be edited to change any of the fields,
 if necessary.
+.It Fl v
+The
+.Fl v
+(verbose) makes
+.Nm dump
+to print extra information which could be helpful in debug sessions.
 .It Fl W
 .Nm Dump
 tells the operator what file systems need to be dumped.