New -as mkisofs option --projid

xorriso/xorrisofs.1

@@ -9,7 +9,7 @@
 .\" First parameter, NAME, should be all caps
 .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
 .\" other parameters are allowed: see man(7), man(1)
-.TH XORRISOFS 1 "Version 1.5.7, Oct 06, 2024"
+.TH XORRISOFS 1 "Version 1.5.7, Nov 01, 2024"
 .\" Please adjust this date whenever revising the manpage.
 .\"
 .\" Some roff macros, for reference:
@@ -680,7 +680,8 @@ Alias of \-rr_reloc_dir "/.rr_moved"
 Enable all options which improve backup fidelity:
 .br
 \-\-acl, \-\-xattr\-any, \-\-md5,
-\-\-hardlinks, and possibly \-\-lfa_flags. 
+\-\-hardlinks, \-\-projid,
+and possibly \-\-lfa_flags. 
 .br
 If you later restore a backup with xattr from non\-user namespaces, then make
 sure that the target operating system and filesystem know what these attributes
@@ -726,6 +727,10 @@ gets ended and files get restored to disk. If restoring of the attributes is
 desired in this case, execute xorriso command \-lfa_flags "restore" with
 possibly appended mode texts like ":restore_mask=aAcdDijmPsStTux".
 .TP
+\fB--projid\fR
+Enable recording and loading of XFS\-style project ids as described in
+man 5 xfs_quota or man 5 ext4.
+.TP
 \fB--md5\fR
 .br
 Enable recording of MD5 checksums for the overall ISO image and for each
@@ -2301,13 +2306,15 @@ Programs which burn sessions to optical media
 .BR cdrskin(1),
 .BR xorriso(1)
 .TP
-ACL, xattr, Linux file attributes
+ACL, xattr, Linux file attributes, project ids
 .BR getfacl(1),
 .BR setfacl(1),
 .BR getfattr(1),
 .BR setfattr(1),
 .BR lsattr(1),
-.BR chattr(1)
+.BR chattr(1),
+.BR ext4(5),
+.BR xfs_quota(8)
 .TP
 MD5 checksums
 .BR md5sum(1)