1 files changed, 15 insertions, 1 deletions

diff --git a/fs/udf/udf_sb.h b/fs/udf/udf_sb.h
index 8308a12e1232..1c1c514a9725 100644
--- a/fs/udf/udf_sb.h
+++ b/fs/udf/udf_sb.h
@@ -6,7 +6,7 @@
 /* Since UDF 2.01 is ISO 13346 based... */
 #define UDF_SUPER_MAGIC                 0x15013346
 
-#define UDF_MAX_READ_VERSION            0x0201
+#define UDF_MAX_READ_VERSION            0x0250
 #define UDF_MAX_WRITE_VERSION           0x0201
 
 #define UDF_FLAG_USE_EXTENDED_FE        0
@@ -46,9 +46,22 @@
 #define UDF_VIRTUAL_MAP15               0x1512U
 #define UDF_VIRTUAL_MAP20               0x2012U
 #define UDF_SPARABLE_MAP15              0x1522U
+#define UDF_METADATA_MAP25              0x2511U
 
 #pragma pack(1) /* XXX(hch): Why?  This file just defines in-core structures */
 
+struct udf_meta_data {
+        __u32   s_meta_file_loc;
+        __u32   s_mirror_file_loc;
+        __u32   s_bitmap_file_loc;
+        __u32   s_alloc_unit_size;
+        __u16   s_align_unit_size;
+        __u8    s_dup_md_flag;
+        struct inode *s_metadata_fe;
+        struct inode *s_mirror_fe;
+        struct inode *s_bitmap_fe;
+};
+
 struct udf_sparing_data {
         __u16   s_packet_len;
         struct buffer_head *s_spar_map[4];
@@ -82,6 +95,7 @@ struct udf_part_map {
         union {
                 struct udf_sparing_data s_sparing;
                 struct udf_virtual_data s_virtual;
+                struct udf_meta_data s_metadata;
         } s_type_specific;
         __u32   (*s_partition_func)(struct super_block *, __u32, __u16, __u32);
         __u16   s_volumeseqnum;