diff -up file-5.03/magic/Magdir/filesystems.xfsdump file-5.03/magic/Magdir/filesystems
--- file-5.03/magic/Magdir/filesystems.xfsdump	2009-07-22 15:36:01.000000000 +0200
+++ file-5.03/magic/Magdir/filesystems	2009-07-22 15:36:25.000000000 +0200
@@ -1392,3 +1392,10 @@
 # dvdisaster's .ecc
 # From: "Nelson A. de Oliveira" <naoliv@gmail.com>
 0	string	*dvdisaster*	dvdisaster error correction file
+
+# xfs metadump image 
+# mb_magic XFSM at 0; superblock magic XFSB at 1 << mb_blocklog
+# but can we do the << ?  For now it's always 512 (0x200) anyway.
+0               string XFSM
+>0x200          string XFSB                     XFS filesystem metadump image
+