===========================================================================
fs/xfs/xfs_fs.h
===========================================================================

--- a/fs/xfs/xfs_fs.h	2008-01-21 16:34:00.000000000 +1100
+++ b/fs/xfs/xfs_fs.h	2008-01-21 16:18:23.748626545 +1100
@@ -239,7 +239,9 @@ typedef struct xfs_fsop_resblks {
 #define XFS_FSOP_GEOM_FLAGS_LOGV2	0x0100	/* log format version 2	*/
 #define XFS_FSOP_GEOM_FLAGS_SECTOR	0x0200	/* sector sizes >1BB	*/
 #define XFS_FSOP_GEOM_FLAGS_ATTR2	0x0400	/* inline attributes rework */
+#define XFS_FSOP_GEOM_FLAGS_DIRV2CI	0x1000	/* ASCII only CI names */
 #define XFS_FSOP_GEOM_FLAGS_LAZYSB	0x4000	/* lazy superblock counters */
+#define XFS_FSOP_GEOM_FLAGS_UNICODE	0x10000	/* unicode filenames */
 
 
 /*

===========================================================================
fs/xfs/xfs_fsops.c
===========================================================================

--- a/fs/xfs/xfs_fsops.c	2008-01-21 16:34:00.000000000 +1100
+++ b/fs/xfs/xfs_fsops.c	2008-01-21 16:13:10.608279311 +1100
@@ -95,10 +95,14 @@ xfs_fs_geometry(
 				XFS_FSOP_GEOM_FLAGS_DIRV2 : 0) |
 			(XFS_SB_VERSION_HASSECTOR(&mp->m_sb) ?
 				XFS_FSOP_GEOM_FLAGS_SECTOR : 0) |
+			(xfs_sb_version_hasoldci(&mp->m_sb) ?
+				XFS_FSOP_GEOM_FLAGS_DIRV2CI : 0) |
 			(xfs_sb_version_haslazysbcount(&mp->m_sb) ?
 				XFS_FSOP_GEOM_FLAGS_LAZYSB : 0) |
 			(XFS_SB_VERSION_HASATTR2(&mp->m_sb) ?
-				XFS_FSOP_GEOM_FLAGS_ATTR2 : 0);
+				XFS_FSOP_GEOM_FLAGS_ATTR2 : 0) |
+			(xfs_sb_version_hasunicode(&mp->m_sb) ?
+				XFS_FSOP_GEOM_FLAGS_UNICODE : 0);
 		geo->logsectsize = XFS_SB_VERSION_HASSECTOR(&mp->m_sb) ?
 				mp->m_sb.sb_logsectsize : BBSIZE;
 		geo->rtsectsize = mp->m_sb.sb_blocksize;