+.BI dump_mmp " [mmp_block]"
+Display the multiple-mount protection (mmp) field values. If
+.I mmp_block
+is specified then verify and dump the MMP values from the given block
+number, otherwise use the
+.B s_mmp_block
+field in the superblock to locate and use the existing MMP block.
+.TP
+.BI dx_hash " [-h hash_alg] [-s hash_seed] filename"
+Calculate the directory hash of
+.IR filename .
+The hash algorithm specified with
+.I -h
+may be
+.BR legacy , " half_md4" ", or " tea .
+The hash seed specified with
+.I -s
+must be in UUID format.
+.TP
+.BI dump_extents " [-n] [-l] filespec"
+Dump the the extent tree of the inode
+.IR filespec .
+The
+.I -n
+flag will cause
+.B dump_extents
+to only display the interior nodes in the extent tree. The
+.I -l
+flag will cause
+.B dump_extents
+to only display the leaf nodes in the extent tree.
+.IP
+(Please note that the length and range of blocks for the last extent in
+an interior node is an estimate by the extents library functions, and is
+not stored in filesystem data structures. Hence, the values displayed
+may not necessarily by accurate and does not indicate a problem or
+corruption in the file system.)
+.TP
+.B dump_unused
+Dump unused blocks which contain non-null bytes.
+.TP
+.BI ea_get " [-f outfile]|[-xVC] [-r] filespec attr_name"
+Retrieve the value of the extended attribute
+.I attr_name
+in the file
+.I filespec
+and write it either to stdout or to \fIoutfile\fR.
+.TP
+.BI ea_list " filespec
+List the extended attributes associated with the file
+.I filespec
+to standard output.
+.TP
+.BI ea_set " [-f infile] [-r] filespec attr_name attr_value
+Set the value of the extended attribute
+.I attr_name
+in the file
+.I filespec
+to the string value
+.I attr_value
+or read it from \fIinfile\fR.
+.TP
+.BI ea_rm " filespec attr_names...
+Remove the extended attribute
+.I attr_name
+from the file \fIfilespec\fR.
+.TP
+.BI expand_dir " filespec"