The 'mbo_aclsize' field indicates the size of the POSIX access control
lists (ACLs) in bytes.
-The 'mbo_max_mdsize' field indicates the maximu size of the file layout,
+The 'mbo_max_mdsize' field indicates the maximum size of the file layout,
as described in <<struct-lov-mds-md>>
The 'mbo_max_cookiesize' field is unused since Lustre 2.4. It