1 files changed, 107 insertions, 142 deletions

diff --git a/include/linux/reiserfs_fs.h b/include/linux/reiserfs_fs.h
index bccff8b17dc4..32148625fc2f 100644
--- a/include/linux/reiserfs_fs.h
+++ b/include/linux/reiserfs_fs.h
@@ -114,47 +114,47 @@ if( !( cond ) ) 								\
 
 
 struct journal_params {
-    __u32 jp_journal_1st_block;       /* where does journal start from on its
+    __le32 jp_journal_1st_block;              /* where does journal start from on its
                                        * device */
-    __u32 jp_journal_dev;             /* journal device st_rdev */
-    __u32 jp_journal_size;            /* size of the journal */
-    __u32 jp_journal_trans_max;       /* max number of blocks in a transaction. */
-    __u32 jp_journal_magic;           /* random value made on fs creation (this
+    __le32 jp_journal_dev;            /* journal device st_rdev */
+    __le32 jp_journal_size;           /* size of the journal */
+    __le32 jp_journal_trans_max;              /* max number of blocks in a transaction. */
+    __le32 jp_journal_magic;          /* random value made on fs creation (this
                                        * was sb_journal_block_count) */
-    __u32 jp_journal_max_batch;       /* max number of blocks to batch into a
+    __le32 jp_journal_max_batch;              /* max number of blocks to batch into a
                                        * trans */
-    __u32 jp_journal_max_commit_age;  /* in seconds, how old can an async
+    __le32 jp_journal_max_commit_age;  /* in seconds, how old can an async
                                        * commit be */
-    __u32 jp_journal_max_trans_age;   /* in seconds, how old can a transaction
+    __le32 jp_journal_max_trans_age;   /* in seconds, how old can a transaction
                                        * be */
 };
 
 /* this is the super from 3.5.X, where X >= 10 */
 struct reiserfs_super_block_v1
 {
-    __u32 s_block_count;           /* blocks count         */
-    __u32 s_free_blocks;           /* free blocks count    */
-    __u32 s_root_block;            /* root block number    */
+    __le32 s_block_count;          /* blocks count         */
+    __le32 s_free_blocks;           /* free blocks count    */
+    __le32 s_root_block;            /* root block number    */
     struct journal_params s_journal;
-    __u16 s_blocksize;             /* block size */
-    __u16 s_oid_maxsize;           /* max size of object id array, see
+    __le16 s_blocksize;             /* block size */
+    __le16 s_oid_maxsize;          /* max size of object id array, see
                                     * get_objectid() commentary  */
-    __u16 s_oid_cursize;           /* current size of object id array */
-    __u16 s_umount_state;          /* this is set to 1 when filesystem was
+    __le16 s_oid_cursize;          /* current size of object id array */
+    __le16 s_umount_state;          /* this is set to 1 when filesystem was
                                     * umounted, to 2 - when not */    
     char s_magic[10];              /* reiserfs magic string indicates that
                                     * file system is reiserfs:
                                     * "ReIsErFs" or "ReIsEr2Fs" or "ReIsEr3Fs" */
-    __u16 s_fs_state;              /* it is set to used by fsck to mark which
+    __le16 s_fs_state;             /* it is set to used by fsck to mark which
                                     * phase of rebuilding is done */
-    __u32 s_hash_function_code;    /* indicate, what hash function is being use
+    __le32 s_hash_function_code;    /* indicate, what hash function is being use
                                     * to sort names in a directory*/
-    __u16 s_tree_height;           /* height of disk tree */
-    __u16 s_bmap_nr;               /* amount of bitmap blocks needed to address
+    __le16 s_tree_height;           /* height of disk tree */
+    __le16 s_bmap_nr;               /* amount of bitmap blocks needed to address
                                     * each block of file system */
-    __u16 s_version;               /* this field is only reliable on filesystem
+    __le16 s_version;               /* this field is only reliable on filesystem
                                     * with non-standard journal */
-    __u16 s_reserved_for_journal;  /* size in blocks of journal area on main
+    __le16 s_reserved_for_journal;  /* size in blocks of journal area on main
                                     * device, we need to keep after
                                     * making fs with non-standard journal */    
 } __attribute__ ((__packed__));
@@ -165,8 +165,8 @@ struct reiserfs_super_block_v1
 struct reiserfs_super_block
 {
     struct reiserfs_super_block_v1 s_v1;
-    __u32 s_inode_generation;
-    __u32 s_flags;                  /* Right now used only by inode-attributes, if enabled */
+    __le32 s_inode_generation;
+    __le32 s_flags;                  /* Right now used only by inode-attributes, if enabled */
     unsigned char s_uuid[16];       /* filesystem unique identifier */
     unsigned char s_label[16];      /* filesystem volume label */
     char s_unused[88] ;             /* zero filled by mkreiserfs and
@@ -225,7 +225,7 @@ struct reiserfs_super_block
 #define SB_ONDISK_JOURNAL_DEVICE(s) \
          le32_to_cpu ((SB_ONDISK_JP(s)->jp_journal_dev))
 #define SB_ONDISK_RESERVED_FOR_JOURNAL(s) \
-         le32_to_cpu ((SB_V1_DISK_SUPER_BLOCK(s)->s_reserved_for_journal))
+         le16_to_cpu ((SB_V1_DISK_SUPER_BLOCK(s)->s_reserved_for_journal))
 
 #define is_block_in_log_or_reserved_area(s, block) \
          block >= SB_JOURNAL_1st_RESERVED_BLOCK(s) \
@@ -269,7 +269,7 @@ int is_reiserfs_jr (struct reiserfs_super_block * rs);
 #define QUOTA_EXCEEDED -6
 
 typedef __u32 b_blocknr_t;
-typedef __u32 unp_t;
+typedef __le32 unp_t;
 
 struct unfm_nodeinfo {
     unp_t unfm_nodenum;
@@ -376,78 +376,57 @@ static inline struct reiserfs_sb_info *REISERFS_SB(const struct super_block *sb)
 // directories use this key as well as old files
 //
 struct offset_v1 {
-    __u32 k_offset;
-    __u32 k_uniqueness;
+    __le32 k_offset;
+    __le32 k_uniqueness;
 } __attribute__ ((__packed__));
 
 struct offset_v2 {
-#ifdef __LITTLE_ENDIAN
-            /* little endian version */
-            __u64 k_offset:60;
-            __u64 k_type: 4;
-#else
-            /* big endian version */
-            __u64 k_type: 4;
-            __u64 k_offset:60;
-#endif
+        __le64 v;
 } __attribute__ ((__packed__));
 
-#ifndef __LITTLE_ENDIAN
-typedef union {
-    struct offset_v2 offset_v2;
-    __u64 linear;
-} __attribute__ ((__packed__)) offset_v2_esafe_overlay;
-
 static inline __u16 offset_v2_k_type( const struct offset_v2 *v2 )
 {
-    offset_v2_esafe_overlay tmp = *(const offset_v2_esafe_overlay *)v2;
-    tmp.linear = le64_to_cpu( tmp.linear );
-    return (tmp.offset_v2.k_type <= TYPE_MAXTYPE)?tmp.offset_v2.k_type:TYPE_ANY;
+        __u8 type = le64_to_cpu(v2->v) >> 60;
+        return (type <= TYPE_MAXTYPE)?type:TYPE_ANY;
 }
  
 static inline void set_offset_v2_k_type( struct offset_v2 *v2, int type )
 {
-    offset_v2_esafe_overlay *tmp = (offset_v2_esafe_overlay *)v2;
-    tmp->linear = le64_to_cpu(tmp->linear);
-    tmp->offset_v2.k_type = type;
-    tmp->linear = cpu_to_le64(tmp->linear);
+        v2->v = (v2->v & cpu_to_le64(~0ULL>>4)) | cpu_to_le64((__u64)type<<60);
 }
  
 static inline loff_t offset_v2_k_offset( const struct offset_v2 *v2 )
 {
-    offset_v2_esafe_overlay tmp = *(const offset_v2_esafe_overlay *)v2;
-    tmp.linear = le64_to_cpu( tmp.linear );
-    return tmp.offset_v2.k_offset;
+        return le64_to_cpu(v2->v) & (~0ULL>>4);
 }
 
 static inline void set_offset_v2_k_offset( struct offset_v2 *v2, loff_t offset ){
-    offset_v2_esafe_overlay *tmp = (offset_v2_esafe_overlay *)v2;
-    tmp->linear = le64_to_cpu(tmp->linear);
-    tmp->offset_v2.k_offset = offset;
-    tmp->linear = cpu_to_le64(tmp->linear);
+        offset &= (~0ULL>>4);
+        v2->v = (v2->v & cpu_to_le64(15ULL<<60)) | cpu_to_le64(offset);
 }
-#else
-# define offset_v2_k_type(v2)           ((v2)->k_type)
-# define set_offset_v2_k_type(v2,val)   (offset_v2_k_type(v2) = (val))
-# define offset_v2_k_offset(v2)         ((v2)->k_offset)
-# define set_offset_v2_k_offset(v2,val) (offset_v2_k_offset(v2) = (val))
-#endif
 
 /* Key of an item determines its location in the S+tree, and
    is composed of 4 components */
 struct reiserfs_key {
-    __u32 k_dir_id;    /* packing locality: by default parent
+    __le32 k_dir_id;    /* packing locality: by default parent
                           directory object id */
-    __u32 k_objectid;  /* object identifier */
+    __le32 k_objectid;  /* object identifier */
     union {
         struct offset_v1 k_offset_v1;
         struct offset_v2 k_offset_v2;
     } __attribute__ ((__packed__)) u;
 } __attribute__ ((__packed__));
 
+struct in_core_key {
+    __u32 k_dir_id;    /* packing locality: by default parent
+                          directory object id */
+    __u32 k_objectid;  /* object identifier */
+    __u64 k_offset;
+    __u8 k_type;
+};
 
 struct cpu_key {
-    struct reiserfs_key on_disk_key;
+    struct in_core_key on_disk_key;
     int version;
     int key_length; /* 3 in all cases but direct2indirect and
                        indirect2direct conversion */
@@ -508,15 +487,15 @@ struct item_head
                    item. Note that the key, not this field, is used to
                    determine the item type, and thus which field this
                    union contains. */
-                __u16 ih_free_space_reserved; 
+                __le16 ih_free_space_reserved;
                 /* Iff this is a directory item, this field equals the
                    number of directory entries in the directory item. */
-                __u16 ih_entry_count; 
+                __le16 ih_entry_count;
         } __attribute__ ((__packed__)) u;
-        __u16 ih_item_len;           /* total size of the item body */
-        __u16 ih_item_location;      /* an offset to the item body
+        __le16 ih_item_len;           /* total size of the item body */
+        __le16 ih_item_location;      /* an offset to the item body
                                       * within the block */
-        __u16 ih_version;            /* 0 for all old items, 2 for new
+        __le16 ih_version;           /* 0 for all old items, 2 for new
                                         ones. Highest bit is set by fsck
                                         temporary, cleaned after all
                                         done */
@@ -670,43 +649,29 @@ static inline void set_le_ih_k_type (struct item_head * ih, int type)
 //
 static inline loff_t cpu_key_k_offset (const struct cpu_key * key)
 {
-    return (key->version == KEY_FORMAT_3_5) ?
-        key->on_disk_key.u.k_offset_v1.k_offset :
-        key->on_disk_key.u.k_offset_v2.k_offset;
+    return key->on_disk_key.k_offset;
 }
 
 static inline loff_t cpu_key_k_type (const struct cpu_key * key)
 {
-    return (key->version == KEY_FORMAT_3_5) ?
-        uniqueness2type (key->on_disk_key.u.k_offset_v1.k_uniqueness) :
-        key->on_disk_key.u.k_offset_v2.k_type;
+    return key->on_disk_key.k_type;
 }
 
 static inline void set_cpu_key_k_offset (struct cpu_key * key, loff_t offset)
 {
-    (key->version == KEY_FORMAT_3_5) ?
-        (key->on_disk_key.u.k_offset_v1.k_offset = offset) :
-        (key->on_disk_key.u.k_offset_v2.k_offset = offset);
+        key->on_disk_key.k_offset = offset;
 }
 
-
 static inline void set_cpu_key_k_type (struct cpu_key * key, int type)
 {
-    (key->version == KEY_FORMAT_3_5) ?
-        (key->on_disk_key.u.k_offset_v1.k_uniqueness = type2uniqueness (type)):
-        (key->on_disk_key.u.k_offset_v2.k_type = type);
+        key->on_disk_key.k_type = type;
 }
 
-
 static inline void cpu_key_k_offset_dec (struct cpu_key * key)
 {
-    if (key->version == KEY_FORMAT_3_5)
-        key->on_disk_key.u.k_offset_v1.k_offset --;
-    else
-        key->on_disk_key.u.k_offset_v2.k_offset --;
+        key->on_disk_key.k_offset --;
 }
 
-
 #define is_direntry_cpu_key(key) (cpu_key_k_type (key) == TYPE_DIRENTRY)
 #define is_direct_cpu_key(key) (cpu_key_k_type (key) == TYPE_DIRECT)
 #define is_indirect_cpu_key(key) (cpu_key_k_type (key) == TYPE_INDIRECT)
@@ -752,10 +717,10 @@ extern struct reiserfs_key root_key;
 /* Header of a disk block.  More precisely, header of a formatted leaf
    or internal node, and not the header of an unformatted node. */
 struct block_head {       
-  __u16 blk_level;        /* Level of a block in the tree. */
-  __u16 blk_nr_item;      /* Number of keys/items in a block. */
-  __u16 blk_free_space;   /* Block free space in bytes. */
-  __u16 blk_reserved;
+  __le16 blk_level;        /* Level of a block in the tree. */
+  __le16 blk_nr_item;      /* Number of keys/items in a block. */
+  __le16 blk_free_space;   /* Block free space in bytes. */
+  __le16 blk_reserved;
                                 /* dump this in v4/planA */
   struct reiserfs_key  blk_right_delim_key; /* kept only for compatibility */
 };
@@ -819,19 +784,19 @@ struct block_head {
 //
 struct stat_data_v1
 {
-    __u16 sd_mode;      /* file type, permissions */
-    __u16 sd_nlink;     /* number of hard links */
-    __u16 sd_uid;               /* owner */
-    __u16 sd_gid;               /* group */
-    __u32 sd_size;      /* file size */
-    __u32 sd_atime;     /* time of last access */
-    __u32 sd_mtime;     /* time file was last modified  */
-    __u32 sd_ctime;     /* time inode (stat data) was last changed (except changes to sd_atime and sd_mtime) */
+    __le16 sd_mode;     /* file type, permissions */
+    __le16 sd_nlink;    /* number of hard links */
+    __le16 sd_uid;              /* owner */
+    __le16 sd_gid;              /* group */
+    __le32 sd_size;     /* file size */
+    __le32 sd_atime;    /* time of last access */
+    __le32 sd_mtime;    /* time file was last modified  */
+    __le32 sd_ctime;    /* time inode (stat data) was last changed (except changes to sd_atime and sd_mtime) */
     union {
-        __u32 sd_rdev;
-        __u32 sd_blocks;        /* number of blocks file uses */
+        __le32 sd_rdev;
+        __le32 sd_blocks;       /* number of blocks file uses */
     } __attribute__ ((__packed__)) u;
-    __u32 sd_first_direct_byte; /* first byte of file which is stored
+    __le32 sd_first_direct_byte; /* first byte of file which is stored
                                    in a direct item: except that if it
                                    equals 1 it is a symlink and if it
                                    equals ~(__u32)0 there is no
@@ -897,20 +862,20 @@ struct stat_data_v1
 /* Stat Data on disk (reiserfs version of UFS disk inode minus the
    address blocks) */
 struct stat_data {
-    __u16 sd_mode;      /* file type, permissions */
-    __u16 sd_attrs;     /* persistent inode flags */
-    __u32 sd_nlink;     /* number of hard links */
-    __u64 sd_size;      /* file size */
-    __u32 sd_uid;               /* owner */
-    __u32 sd_gid;               /* group */
-    __u32 sd_atime;     /* time of last access */
-    __u32 sd_mtime;     /* time file was last modified  */
-    __u32 sd_ctime;     /* time inode (stat data) was last changed (except changes to sd_atime and sd_mtime) */
-    __u32 sd_blocks;
+    __le16 sd_mode;     /* file type, permissions */
+    __le16 sd_attrs;     /* persistent inode flags */
+    __le32 sd_nlink;    /* number of hard links */
+    __le64 sd_size;     /* file size */
+    __le32 sd_uid;              /* owner */
+    __le32 sd_gid;              /* group */
+    __le32 sd_atime;    /* time of last access */
+    __le32 sd_mtime;    /* time file was last modified  */
+    __le32 sd_ctime;    /* time inode (stat data) was last changed (except changes to sd_atime and sd_mtime) */
+    __le32 sd_blocks;
     union {
-        __u32 sd_rdev;
-        __u32 sd_generation;
-      //__u32 sd_first_direct_byte; 
+        __le32 sd_rdev;
+        __le32 sd_generation;
+      //__le32 sd_first_direct_byte;
       /* first byte of file which is stored in a
                                        direct item: except that if it equals 1
                                        it is a symlink and if it equals
@@ -993,12 +958,12 @@ struct stat_data {
 
 struct reiserfs_de_head
 {
-  __u32 deh_offset;             /* third component of the directory entry key */
-  __u32 deh_dir_id;             /* objectid of the parent directory of the object, that is referenced
+  __le32 deh_offset;            /* third component of the directory entry key */
+  __le32 deh_dir_id;            /* objectid of the parent directory of the object, that is referenced
                                            by directory entry */
-  __u32 deh_objectid;           /* objectid of the object, that is referenced by directory entry */
-  __u16 deh_location;           /* offset of name in the whole item */
-  __u16 deh_state;              /* whether 1) entry contains stat data (for future), and 2) whether
+  __le32 deh_objectid;          /* objectid of the object, that is referenced by directory entry */
+  __le16 deh_location;          /* offset of name in the whole item */
+  __le16 deh_state;             /* whether 1) entry contains stat data (for future), and 2) whether
                                            entry is hidden (unlinked) */
 } __attribute__ ((__packed__));
 #define DEH_SIZE                  sizeof(struct reiserfs_de_head)
@@ -1058,10 +1023,10 @@ struct reiserfs_de_head
 #define de_visible(deh)             test_bit_unaligned (DEH_Visible, &((deh)->deh_state))
 #define de_hidden(deh)              !test_bit_unaligned (DEH_Visible, &((deh)->deh_state))
 
-extern void make_empty_dir_item_v1 (char * body, __u32 dirid, __u32 objid,
-                                    __u32 par_dirid, __u32 par_objid);
-extern void make_empty_dir_item (char * body, __u32 dirid, __u32 objid,
-                                 __u32 par_dirid, __u32 par_objid);
+extern void make_empty_dir_item_v1 (char * body, __le32 dirid, __le32 objid,
+                                    __le32 par_dirid, __le32 par_objid);
+extern void make_empty_dir_item (char * body, __le32 dirid, __le32 objid,
+                                 __le32 par_dirid, __le32 par_objid);
 
 /* array of the entry headers */
  /* get item body */
@@ -1160,9 +1125,9 @@ struct reiserfs_dir_entry
 /* Disk child pointer: The pointer from an internal node of the tree
    to a node that is on disk. */
 struct disk_child {
-  __u32       dc_block_number;              /* Disk child's block number. */
-  __u16       dc_size;                      /* Disk child's used space.   */
-  __u16       dc_reserved;
+  __le32       dc_block_number;              /* Disk child's block number. */
+  __le16       dc_size;                     /* Disk child's used space.   */
+  __le16       dc_reserved;
 };
 
 #define DC_SIZE (sizeof(struct disk_child))
@@ -1476,7 +1441,7 @@ struct tree_balance
   int fs_gen;                  /* saved value of `reiserfs_generation' counter
                                   see FILESYSTEM_CHANGED() macro in reiserfs_fs.h */
 #ifdef DISPLACE_NEW_PACKING_LOCALITIES
-  struct reiserfs_key  key;           /* key pointer, to pass to block allocator or
+  struct in_core_key  key;            /* key pointer, to pass to block allocator or
                                  another low-level subsystem */
 #endif
 } ;
@@ -1630,10 +1595,10 @@ struct reiserfs_iget_args {
 
 /* first block written in a commit.  */
 struct reiserfs_journal_desc {
-  __u32 j_trans_id ;                    /* id of commit */
-  __u32 j_len ;                 /* length of commit. len +1 is the commit block */
-  __u32 j_mount_id ;                            /* mount id of this trans*/
-  __u32 j_realblock[1] ; /* real locations for each block */
+  __le32 j_trans_id ;                   /* id of commit */
+  __le32 j_len ;                        /* length of commit. len +1 is the commit block */
+  __le32 j_mount_id ;                           /* mount id of this trans*/
+  __le32 j_realblock[1] ; /* real locations for each block */
 } ;
 
 #define get_desc_trans_id(d)   le32_to_cpu((d)->j_trans_id)
@@ -1646,9 +1611,9 @@ struct reiserfs_journal_desc {
 
 /* last block written in a commit */
 struct reiserfs_journal_commit {
-  __u32 j_trans_id ;                    /* must match j_trans_id from the desc block */
-  __u32 j_len ;                 /* ditto */
-  __u32 j_realblock[1] ; /* real locations for each block */
+  __le32 j_trans_id ;                   /* must match j_trans_id from the desc block */
+  __le32 j_len ;                        /* ditto */
+  __le32 j_realblock[1] ; /* real locations for each block */
 } ;
 
 #define get_commit_trans_id(c) le32_to_cpu((c)->j_trans_id)
@@ -1663,9 +1628,9 @@ struct reiserfs_journal_commit {
 ** and this transaction does not need to be replayed.
 */
 struct reiserfs_journal_header {
-  __u32 j_last_flush_trans_id ;         /* id of last fully flushed transaction */
-  __u32 j_first_unflushed_offset ;      /* offset in the log of where to start replay after a crash */
-  __u32 j_mount_id ;
+  __le32 j_last_flush_trans_id ;                /* id of last fully flushed transaction */
+  __le32 j_first_unflushed_offset ;      /* offset in the log of where to start replay after a crash */
+  __le32 j_mount_id ;
   /* 12 */ struct journal_params jh_journal;
 } ;
 
@@ -2117,7 +2082,7 @@ struct buffer_head * get_FEB (struct tree_balance *);
  struct __reiserfs_blocknr_hint {
      struct inode * inode;              /* inode passed to allocator, if we allocate unf. nodes */
      long block;                        /* file offset, in blocks */
-     struct reiserfs_key key;
+     struct in_core_key key;
      struct path * path;                /* search path, used by allocator to deternine search_start by
                                          * various ways */
      struct reiserfs_transaction_handle * th; /* transaction handle is needed to log super blocks and
@@ -2144,7 +2109,7 @@ void reiserfs_init_alloc_options (struct super_block *s);
  * to use for a new object underneat it.  The locality is returned
  * in disk byte order (le).
  */
-u32 reiserfs_choose_packing(struct inode *dir);
+__le32 reiserfs_choose_packing(struct inode *dir);
 
 int is_reusable (struct super_block * s, b_blocknr_t block, int bit_value);
 void reiserfs_free_block (struct reiserfs_transaction_handle *th, struct inode *, b_blocknr_t, int for_unformatted);