[PATCH] ext3_fsblk_t: the rest of in-kernel filesystem blocks conversion

Convert the ext3 in-kernel filesystem blocks to ext3_fsblk_t.  Convert the
rest of all unsigned long type in-kernel filesystem blocks to ext3_fsblk_t,
and replace the printk format string respondingly.

Signed-off-by: Mingming Cao <cmm@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

8 files changed, 96 insertions, 88 deletions

diff --git a/fs/ext3/balloc.c b/fs/ext3/balloc.c
index b1633cd28eca..96172e89ddc3 100644
--- a/fs/ext3/balloc.c
+++ b/fs/ext3/balloc.c
@@ -168,8 +168,7 @@ goal_in_my_reservation(struct ext3_reserve_window *rsv, ext3_grpblk_t grp_goal,
 {
         ext3_fsblk_t group_first_block, group_last_block;
 
-        group_first_block = le32_to_cpu(EXT3_SB(sb)->s_es->s_first_data_block) +
-                                group * EXT3_BLOCKS_PER_GROUP(sb);
+        group_first_block = ext3_group_first_block_no(sb, group);
         group_last_block = group_first_block + EXT3_BLOCKS_PER_GROUP(sb) - 1;
 
         if ((rsv->_rsv_start > group_last_block) ||
@@ -664,9 +663,7 @@ ext3_try_to_allocate(struct super_block *sb, handle_t *handle, int group,
 
         /* we do allocation within the reservation window if we have a window */
         if (my_rsv) {
-                group_first_block =
-                        le32_to_cpu(EXT3_SB(sb)->s_es->s_first_data_block) +
-                        group * EXT3_BLOCKS_PER_GROUP(sb);
+                group_first_block = ext3_group_first_block_no(sb, group);
                 if (my_rsv->_rsv_start >= group_first_block)
                         start = my_rsv->_rsv_start - group_first_block;
                 else
@@ -900,8 +897,7 @@ static int alloc_new_reservation(struct ext3_reserve_window_node *my_rsv,
         int ret;
         spinlock_t *rsv_lock = &EXT3_SB(sb)->s_rsv_window_lock;
 
-        group_first_block = le32_to_cpu(EXT3_SB(sb)->s_es->s_first_data_block) +
-                                group * EXT3_BLOCKS_PER_GROUP(sb);
+        group_first_block = ext3_group_first_block_no(sb, group);
         group_end_block = group_first_block + EXT3_BLOCKS_PER_GROUP(sb) - 1;
 
         if (grp_goal < 0)
@@ -1104,8 +1100,7 @@ ext3_try_to_allocate_with_rsv(struct super_block *sb, handle_t *handle,
          * first block is a filesystem wide block number
          * first block is the block number of the first block in this group
          */
-        group_first_block = le32_to_cpu(EXT3_SB(sb)->s_es->s_first_data_block) +
-                        group * EXT3_BLOCKS_PER_GROUP(sb);
+        group_first_block = ext3_group_first_block_no(sb, group);
 
         /*
          * Basically we will allocate a new block from inode's reservation
@@ -1371,8 +1366,7 @@ allocated:
         if (fatal)
                 goto out;
 
-        ret_block = grp_alloc_blk + group_no * EXT3_BLOCKS_PER_GROUP(sb)
-                                + le32_to_cpu(es->s_first_data_block);
+        ret_block = grp_alloc_blk + ext3_group_first_block_no(sb, group_no);
 
         if (in_range(le32_to_cpu(gdp->bg_block_bitmap), ret_block, num) ||
             in_range(le32_to_cpu(gdp->bg_inode_bitmap), ret_block, num) ||
@@ -1478,15 +1472,16 @@ ext3_fsblk_t ext3_new_block(handle_t *handle, struct inode *inode,
         return ext3_new_blocks(handle, inode, goal, &count, errp);
 }
 
-unsigned long ext3_count_free_blocks(struct super_block *sb)
+ext3_fsblk_t ext3_count_free_blocks(struct super_block *sb)
 {
-        unsigned long desc_count;
+        ext3_fsblk_t desc_count;
         struct ext3_group_desc *gdp;
         int i;
         unsigned long ngroups = EXT3_SB(sb)->s_groups_count;
 #ifdef EXT3FS_DEBUG
         struct ext3_super_block *es;
-        unsigned long bitmap_count, x;
+        ext3_fsblk_t bitmap_count;
+        unsigned long x;
         struct buffer_head *bitmap_bh = NULL;
 
         es = EXT3_SB(sb)->s_es;
@@ -1511,8 +1506,10 @@ unsigned long ext3_count_free_blocks(struct super_block *sb)
                 bitmap_count += x;
         }
         brelse(bitmap_bh);
-        printk("ext3_count_free_blocks: stored = %u, computed = %lu, %lu\n",
-               le32_to_cpu(es->s_free_blocks_count), desc_count, bitmap_count);
+        printk("ext3_count_free_blocks: stored = "E3FSBLK
+                ", computed = "E3FSBLK", "E3FSBLK"\n",
+               le32_to_cpu(es->s_free_blocks_count),
+                desc_count, bitmap_count);
         return bitmap_count;
 #else
         desc_count = 0;
diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index b02bc32c57a4..0321e1b9034a 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -407,13 +407,13 @@ no_block:
  *
  *      Caller must make sure that @ind is valid and will stay that way.
  */
-static unsigned long ext3_find_near(struct inode *inode, Indirect *ind)
+static ext3_fsblk_t ext3_find_near(struct inode *inode, Indirect *ind)
 {
         struct ext3_inode_info *ei = EXT3_I(inode);
         __le32 *start = ind->bh ? (__le32*) ind->bh->b_data : ei->i_data;
         __le32 *p;
-        unsigned long bg_start;
-        unsigned long colour;
+        ext3_fsblk_t bg_start;
+        ext3_grpblk_t colour;
 
         /* Try to find previous block */
         for (p = ind->p - 1; p >= start; p--) {
@@ -429,8 +429,7 @@ static unsigned long ext3_find_near(struct inode *inode, Indirect *ind)
          * It is going to be referred to from the inode itself? OK, just put it
          * into the same cylinder group then.
          */
-        bg_start = (ei->i_block_group * EXT3_BLOCKS_PER_GROUP(inode->i_sb)) +
-                le32_to_cpu(EXT3_SB(inode->i_sb)->s_es->s_first_data_block);
+        bg_start = ext3_group_first_block_no(inode->i_sb, ei->i_block_group);
         colour = (current->pid % 16) *
                         (EXT3_BLOCKS_PER_GROUP(inode->i_sb) / 16);
         return bg_start + colour;
@@ -448,7 +447,7 @@ static unsigned long ext3_find_near(struct inode *inode, Indirect *ind)
  *      stores it in *@goal and returns zero.
  */
 
-static unsigned long ext3_find_goal(struct inode *inode, long block,
+static ext3_fsblk_t ext3_find_goal(struct inode *inode, long block,
                 Indirect chain[4], Indirect *partial)
 {
         struct ext3_block_alloc_info *block_i;
@@ -516,13 +515,13 @@ static int ext3_blks_to_allocate(Indirect *branch, int k, unsigned long blks,
  *              direct blocks
  */
 static int ext3_alloc_blocks(handle_t *handle, struct inode *inode,
-                        unsigned long goal, int indirect_blks, int blks,
-                        unsigned long long new_blocks[4], int *err)
+                        ext3_fsblk_t goal, int indirect_blks, int blks,
+                        ext3_fsblk_t new_blocks[4], int *err)
 {
         int target, i;
         unsigned long count = 0;
         int index = 0;
-        unsigned long current_block = 0;
+        ext3_fsblk_t current_block = 0;
         int ret = 0;
 
         /*
@@ -592,7 +591,7 @@ failed_out:
  *      as described above and return 0.
  */
 static int ext3_alloc_branch(handle_t *handle, struct inode *inode,
-                        int indirect_blks, int *blks, unsigned long goal,
+                        int indirect_blks, int *blks, ext3_fsblk_t goal,
                         int *offsets, Indirect *branch)
 {
         int blocksize = inode->i_sb->s_blocksize;
@@ -600,8 +599,8 @@ static int ext3_alloc_branch(handle_t *handle, struct inode *inode,
         int err = 0;
         struct buffer_head *bh;
         int num;
-        unsigned long long new_blocks[4];
-        unsigned long long current_block;
+        ext3_fsblk_t new_blocks[4];
+        ext3_fsblk_t current_block;
 
         num = ext3_alloc_blocks(handle, inode, goal, indirect_blks,
                                 *blks, new_blocks, &err);
@@ -688,7 +687,7 @@ static int ext3_splice_branch(handle_t *handle, struct inode *inode,
         int i;
         int err = 0;
         struct ext3_block_alloc_info *block_i;
-        unsigned long current_block;
+        ext3_fsblk_t current_block;
 
         block_i = EXT3_I(inode)->i_block_alloc_info;
         /*
@@ -795,13 +794,13 @@ int ext3_get_blocks_handle(handle_t *handle, struct inode *inode,
         int offsets[4];
         Indirect chain[4];
         Indirect *partial;
-        unsigned long goal;
+        ext3_fsblk_t goal;
         int indirect_blks;
         int blocks_to_boundary = 0;
         int depth;
         struct ext3_inode_info *ei = EXT3_I(inode);
         int count = 0;
-        unsigned long first_block = 0;
+        ext3_fsblk_t first_block = 0;
 
 
         J_ASSERT(handle != NULL || create == 0);
@@ -819,7 +818,7 @@ int ext3_get_blocks_handle(handle_t *handle, struct inode *inode,
                 count++;
                 /*map more blocks*/
                 while (count < maxblocks && count <= blocks_to_boundary) {
-                        unsigned long blk;
+                        ext3_fsblk_t blk;
 
                         if (!verify_chain(chain, partial)) {
                                 /*
@@ -1759,7 +1758,7 @@ void ext3_set_aops(struct inode *inode)
 static int ext3_block_truncate_page(handle_t *handle, struct page *page,
                 struct address_space *mapping, loff_t from)
 {
-        unsigned long index = from >> PAGE_CACHE_SHIFT;
+        ext3_fsblk_t index = from >> PAGE_CACHE_SHIFT;
         unsigned offset = from & (PAGE_CACHE_SIZE-1);
         unsigned blocksize, iblock, length, pos;
         struct inode *inode = mapping->host;
@@ -1960,7 +1959,7 @@ no_top:
  * than `count' because there can be holes in there.
  */
 static void ext3_clear_blocks(handle_t *handle, struct inode *inode,
-                struct buffer_head *bh, unsigned long block_to_free,
+                struct buffer_head *bh, ext3_fsblk_t block_to_free,
                 unsigned long count, __le32 *first, __le32 *last)
 {
         __le32 *p;
@@ -2022,12 +2021,12 @@ static void ext3_free_data(handle_t *handle, struct inode *inode,
                            struct buffer_head *this_bh,
                            __le32 *first, __le32 *last)
 {
-        unsigned long block_to_free = 0;    /* Starting block # of a run */
+        ext3_fsblk_t block_to_free = 0;    /* Starting block # of a run */
         unsigned long count = 0;            /* Number of blocks in the run */ 
         __le32 *block_to_free_p = NULL;     /* Pointer into inode/ind
                                                corresponding to
                                                block_to_free */
-        unsigned long nr;                   /* Current block # */
+        ext3_fsblk_t nr;                    /* Current block # */
         __le32 *p;                          /* Pointer into inode/ind
                                                for current block */
         int err;
@@ -2089,7 +2088,7 @@ static void ext3_free_branches(handle_t *handle, struct inode *inode,
                                struct buffer_head *parent_bh,
                                __le32 *first, __le32 *last, int depth)
 {
-        unsigned long nr;
+        ext3_fsblk_t nr;
         __le32 *p;
 
         if (is_handle_aborted(handle))
@@ -2113,7 +2112,7 @@ static void ext3_free_branches(handle_t *handle, struct inode *inode,
                          */
                         if (!bh) {
                                 ext3_error(inode->i_sb, "ext3_free_branches",
-                                           "Read failure, inode=%ld, block=%ld",
+                                           "Read failure, inode=%ld, block="E3FSBLK,
                                            inode->i_ino, nr);
                                 continue;
                         }
@@ -2394,11 +2393,12 @@ out_stop:
         ext3_journal_stop(handle);
 }
 
-static unsigned long ext3_get_inode_block(struct super_block *sb,
+static ext3_fsblk_t ext3_get_inode_block(struct super_block *sb,
                 unsigned long ino, struct ext3_iloc *iloc)
 {
         unsigned long desc, group_desc, block_group;
-        unsigned long offset, block;
+        unsigned long offset;
+        ext3_fsblk_t block;
         struct buffer_head *bh;
         struct ext3_group_desc * gdp;
 
@@ -2448,7 +2448,7 @@ static unsigned long ext3_get_inode_block(struct super_block *sb,
 static int __ext3_get_inode_loc(struct inode *inode,
                                 struct ext3_iloc *iloc, int in_mem)
 {
-        unsigned long block;
+        ext3_fsblk_t block;
         struct buffer_head *bh;
 
         block = ext3_get_inode_block(inode->i_sb, inode->i_ino, iloc);
@@ -2459,7 +2459,8 @@ static int __ext3_get_inode_loc(struct inode *inode,
         if (!bh) {
                 ext3_error (inode->i_sb, "ext3_get_inode_loc",
                                 "unable to read inode block - "
-                                "inode=%lu, block=%lu", inode->i_ino, block);
+                                "inode=%lu, block="E3FSBLK,
+                                 inode->i_ino, block);
                 return -EIO;
         }
         if (!buffer_uptodate(bh)) {
@@ -2540,7 +2541,7 @@ make_io:
                 if (!buffer_uptodate(bh)) {
                         ext3_error(inode->i_sb, "ext3_get_inode_loc",
                                         "unable to read inode block - "
-                                        "inode=%lu, block=%lu",
+                                        "inode=%lu, block="E3FSBLK,
                                         inode->i_ino, block);
                         brelse(bh);
                         return -EIO;
diff --git a/fs/ext3/ioctl.c b/fs/ext3/ioctl.c
index 8c22aa9a7fbb..3a6b012d120c 100644
--- a/fs/ext3/ioctl.c
+++ b/fs/ext3/ioctl.c
@@ -204,7 +204,7 @@ flags_err:
                 return 0;
         }
         case EXT3_IOC_GROUP_EXTEND: {
-                unsigned long n_blocks_count;
+                ext3_fsblk_t n_blocks_count;
                 struct super_block *sb = inode->i_sb;
                 int err;
 
diff --git a/fs/ext3/resize.c b/fs/ext3/resize.c
index 82c678e92682..dfd811895d8f 100644
--- a/fs/ext3/resize.c
+++ b/fs/ext3/resize.c
@@ -116,7 +116,7 @@ static int verify_group_input(struct super_block *sb,
 }
 
 static struct buffer_head *bclean(handle_t *handle, struct super_block *sb,
-                                  unsigned long blk)
+                                  ext3_fsblk_t blk)
 {
         struct buffer_head *bh;
         int err;
@@ -167,14 +167,13 @@ static int setup_new_group_blocks(struct super_block *sb,
                                   struct ext3_new_group_data *input)
 {
         struct ext3_sb_info *sbi = EXT3_SB(sb);
-        unsigned long start = input->group * sbi->s_blocks_per_group +
-                le32_to_cpu(sbi->s_es->s_first_data_block);
+        ext3_fsblk_t start = ext3_group_first_block_no(sb, input->group);
         int reserved_gdb = ext3_bg_has_super(sb, input->group) ?
                 le16_to_cpu(sbi->s_es->s_reserved_gdt_blocks) : 0;
         unsigned long gdblocks = ext3_bg_num_gdb(sb, input->group);
         struct buffer_head *bh;
         handle_t *handle;
-        unsigned long block;
+        ext3_fsblk_t block;
         ext3_grpblk_t bit;
         int i;
         int err = 0, err2;
@@ -332,7 +331,7 @@ static unsigned ext3_list_backups(struct super_block *sb, unsigned *three,
 static int verify_reserved_gdb(struct super_block *sb,
                                struct buffer_head *primary)
 {
-        const unsigned long blk = primary->b_blocknr;
+        const ext3_fsblk_t blk = primary->b_blocknr;
         const unsigned long end = EXT3_SB(sb)->s_groups_count;
         unsigned three = 1;
         unsigned five = 5;
@@ -344,7 +343,8 @@ static int verify_reserved_gdb(struct super_block *sb,
         while ((grp = ext3_list_backups(sb, &three, &five, &seven)) < end) {
                 if (le32_to_cpu(*p++) != grp * EXT3_BLOCKS_PER_GROUP(sb) + blk){
                         ext3_warning(sb, __FUNCTION__,
-                                     "reserved GDT %lu missing grp %d (%lu)",
+                                     "reserved GDT "E3FSBLK
+                                     " missing grp %d ("E3FSBLK")",
                                      blk, grp,
                                      grp * EXT3_BLOCKS_PER_GROUP(sb) + blk);
                         return -EINVAL;
@@ -376,7 +376,7 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
         struct super_block *sb = inode->i_sb;
         struct ext3_super_block *es = EXT3_SB(sb)->s_es;
         unsigned long gdb_num = input->group / EXT3_DESC_PER_BLOCK(sb);
-        unsigned long gdblock = EXT3_SB(sb)->s_sbh->b_blocknr + 1 + gdb_num;
+        ext3_fsblk_t gdblock = EXT3_SB(sb)->s_sbh->b_blocknr + 1 + gdb_num;
         struct buffer_head **o_group_desc, **n_group_desc;
         struct buffer_head *dind;
         int gdbackups;
@@ -421,7 +421,7 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
         data = (__u32 *)dind->b_data;
         if (le32_to_cpu(data[gdb_num % EXT3_ADDR_PER_BLOCK(sb)]) != gdblock) {
                 ext3_warning(sb, __FUNCTION__,
-                             "new group %u GDT block %lu not reserved",
+                             "new group %u GDT block "E3FSBLK" not reserved",
                              input->group, gdblock);
                 err = -EINVAL;
                 goto exit_dind;
@@ -519,7 +519,7 @@ static int reserve_backup_gdb(handle_t *handle, struct inode *inode,
         struct buffer_head **primary;
         struct buffer_head *dind;
         struct ext3_iloc iloc;
-        unsigned long blk;
+        ext3_fsblk_t blk;
         __u32 *data, *end;
         int gdbackups = 0;
         int res, i;
@@ -544,7 +544,8 @@ static int reserve_backup_gdb(handle_t *handle, struct inode *inode,
         for (res = 0; res < reserved_gdb; res++, blk++) {
                 if (le32_to_cpu(*data) != blk) {
                         ext3_warning(sb, __FUNCTION__,
-                                     "reserved block %lu not at offset %ld",
+                                     "reserved block "E3FSBLK
+                                     " not at offset %ld",
                                      blk, (long)(data - (__u32 *)dind->b_data));
                         err = -EINVAL;
                         goto exit_bh;
@@ -906,9 +907,9 @@ exit_put:
  * GDT blocks are reserved to grow to the desired size.
  */
 int ext3_group_extend(struct super_block *sb, struct ext3_super_block *es,
-                      unsigned long n_blocks_count)
+                      ext3_fsblk_t n_blocks_count)
 {
-        unsigned long o_blocks_count;
+        ext3_fsblk_t o_blocks_count;
         unsigned long o_groups_count;
         ext3_grpblk_t last;
         ext3_grpblk_t add;
@@ -924,7 +925,7 @@ int ext3_group_extend(struct super_block *sb, struct ext3_super_block *es,
         o_groups_count = EXT3_SB(sb)->s_groups_count;
 
         if (test_opt(sb, DEBUG))
-                printk(KERN_DEBUG "EXT3-fs: extending last group from %lu to %lu blocks\n",
+                printk(KERN_DEBUG "EXT3-fs: extending last group from "E3FSBLK" uto "E3FSBLK" blocks\n",
                        o_blocks_count, n_blocks_count);
 
         if (n_blocks_count == 0 || n_blocks_count == o_blocks_count)
@@ -963,7 +964,8 @@ int ext3_group_extend(struct super_block *sb, struct ext3_super_block *es,
 
         if (o_blocks_count + add < n_blocks_count)
                 ext3_warning(sb, __FUNCTION__,
-                             "will only finish group (%lu blocks, %u new)",
+                             "will only finish group ("E3FSBLK
+                             " blocks, %u new)",
                              o_blocks_count + add, add);
 
         /* See if the device is actually as big as what was requested */
@@ -1006,10 +1008,10 @@ int ext3_group_extend(struct super_block *sb, struct ext3_super_block *es,
         ext3_journal_dirty_metadata(handle, EXT3_SB(sb)->s_sbh);
         sb->s_dirt = 1;
         unlock_super(sb);
-        ext3_debug("freeing blocks %lu through %lu\n", o_blocks_count,
+        ext3_debug("freeing blocks %lu through "E3FSBLK"\n", o_blocks_count,
                    o_blocks_count + add);
         ext3_free_blocks_sb(handle, sb, o_blocks_count, add, &freed_blocks);
-        ext3_debug("freed blocks %lu through %lu\n", o_blocks_count,
+        ext3_debug("freed blocks "E3FSBLK" through "E3FSBLK"\n", o_blocks_count,
                    o_blocks_count + add);
         if ((err = ext3_journal_stop(handle)))
                 goto exit_put;
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 94113500fc55..b2891cc29db1 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -689,14 +689,15 @@ static match_table_t tokens = {
         {Opt_resize, "resize"},
 };
 
-static unsigned long get_sb_block(void **data)
+static ext3_fsblk_t get_sb_block(void **data)
 {
-        unsigned long   sb_block;
+        ext3_fsblk_t    sb_block;
         char            *options = (char *) *data;
 
         if (!options || strncmp(options, "sb=", 3) != 0)
                 return 1;       /* Default location */
         options += 3;
+        /*todo: use simple_strtoll with >32bit ext3 */
         sb_block = simple_strtoul(options, &options, 0);
         if (*options && *options != ',') {
                 printk("EXT3-fs: Invalid sb specification: %s\n",
@@ -711,7 +712,7 @@ static unsigned long get_sb_block(void **data)
 
 static int parse_options (char *options, struct super_block *sb,
                           unsigned long *inum, unsigned long *journal_devnum,
-                          unsigned long *n_blocks_count, int is_remount)
+                          ext3_fsblk_t *n_blocks_count, int is_remount)
 {
         struct ext3_sb_info *sbi = EXT3_SB(sb);
         char * p;
@@ -1128,7 +1129,7 @@ static int ext3_setup_super(struct super_block *sb, struct ext3_super_block *es,
 static int ext3_check_descriptors (struct super_block * sb)
 {
         struct ext3_sb_info *sbi = EXT3_SB(sb);
-        unsigned long block = le32_to_cpu(sbi->s_es->s_first_data_block);
+        ext3_fsblk_t block = le32_to_cpu(sbi->s_es->s_first_data_block);
         struct ext3_group_desc * gdp = NULL;
         int desc_block = 0;
         int i;
@@ -1315,15 +1316,14 @@ static loff_t ext3_max_size(int bits)
         return res;
 }
 
-static unsigned long descriptor_loc(struct super_block *sb,
-                                    unsigned long logic_sb_block,
+static ext3_fsblk_t descriptor_loc(struct super_block *sb,
+                                    ext3_fsblk_t logic_sb_block,
                                     int nr)
 {
         struct ext3_sb_info *sbi = EXT3_SB(sb);
-        unsigned long bg, first_data_block, first_meta_bg;
+        unsigned long bg, first_meta_bg;
         int has_super = 0;
 
-        first_data_block = le32_to_cpu(sbi->s_es->s_first_data_block);
         first_meta_bg = le32_to_cpu(sbi->s_es->s_first_meta_bg);
 
         if (!EXT3_HAS_INCOMPAT_FEATURE(sb, EXT3_FEATURE_INCOMPAT_META_BG) ||
@@ -1332,7 +1332,7 @@ static unsigned long descriptor_loc(struct super_block *sb,
         bg = sbi->s_desc_per_block * nr;
         if (ext3_bg_has_super(sb, bg))
                 has_super = 1;
-        return (first_data_block + has_super + (bg * sbi->s_blocks_per_group));
+        return (has_super + ext3_group_first_block_no(sb, bg));
 }
 
 
@@ -1341,9 +1341,9 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent)
         struct buffer_head * bh;
         struct ext3_super_block *es = NULL;
         struct ext3_sb_info *sbi;
-        unsigned long block;
-        unsigned long sb_block = get_sb_block(&data);
-        unsigned long logic_sb_block;
+        ext3_fsblk_t block;
+        ext3_fsblk_t sb_block = get_sb_block(&data);
+        ext3_fsblk_t logic_sb_block;
         unsigned long offset = 0;
         unsigned long journal_inum = 0;
         unsigned long journal_devnum = 0;
@@ -1840,10 +1840,10 @@ static journal_t *ext3_get_dev_journal(struct super_block *sb,
 {
         struct buffer_head * bh;
         journal_t *journal;
-        int start;
+        ext3_fsblk_t start;
         ext3_fsblk_t len;
         int hblock, blocksize;
-        unsigned long sb_block;
+        ext3_fsblk_t sb_block;
         unsigned long offset;
         struct ext3_super_block * es;
         struct block_device *bdev;
@@ -2216,7 +2216,7 @@ static int ext3_remount (struct super_block * sb, int * flags, char * data)
 {
         struct ext3_super_block * es;
         struct ext3_sb_info *sbi = EXT3_SB(sb);
-        unsigned long n_blocks_count = 0;
+        ext3_fsblk_t n_blocks_count = 0;
         unsigned long old_sb_flags;
         struct ext3_mount_options old_opts;
         int err;
@@ -2336,7 +2336,7 @@ static int ext3_statfs (struct dentry * dentry, struct kstatfs * buf)
         struct super_block *sb = dentry->d_sb;
         struct ext3_sb_info *sbi = EXT3_SB(sb);
         struct ext3_super_block *es = sbi->s_es;
-        unsigned long overhead;
+        ext3_fsblk_t overhead;
         int i;
 
         if (test_opt (sb, MINIX_DF))
diff --git a/fs/ext3/xattr.c b/fs/ext3/xattr.c
index 1ba515de5a75..a44a0562203a 100644
--- a/fs/ext3/xattr.c
+++ b/fs/ext3/xattr.c
@@ -233,7 +233,7 @@ ext3_xattr_block_get(struct inode *inode, int name_index, const char *name,
                 atomic_read(&(bh->b_count)), le32_to_cpu(BHDR(bh)->h_refcount));
         if (ext3_xattr_check_block(bh)) {
 bad_block:      ext3_error(inode->i_sb, __FUNCTION__,
-                           "inode %ld: bad block %u", inode->i_ino,
+                           "inode %ld: bad block "E3FSBLK, inode->i_ino,
                            EXT3_I(inode)->i_file_acl);
                 error = -EIO;
                 goto cleanup;
@@ -375,7 +375,7 @@ ext3_xattr_block_list(struct inode *inode, char *buffer, size_t buffer_size)
                 atomic_read(&(bh->b_count)), le32_to_cpu(BHDR(bh)->h_refcount));
         if (ext3_xattr_check_block(bh)) {
                 ext3_error(inode->i_sb, __FUNCTION__,
-                           "inode %ld: bad block %u", inode->i_ino,
+                           "inode %ld: bad block "E3FSBLK, inode->i_ino,
                            EXT3_I(inode)->i_file_acl);
                 error = -EIO;
                 goto cleanup;
@@ -647,7 +647,7 @@ ext3_xattr_block_find(struct inode *inode, struct ext3_xattr_info *i,
                         le32_to_cpu(BHDR(bs->bh)->h_refcount));
                 if (ext3_xattr_check_block(bs->bh)) {
                         ext3_error(sb, __FUNCTION__,
-                                "inode %ld: bad block %u", inode->i_ino,
+                                "inode %ld: bad block "E3FSBLK, inode->i_ino,
                                 EXT3_I(inode)->i_file_acl);
                         error = -EIO;
                         goto cleanup;
@@ -848,7 +848,7 @@ cleanup_dquot:
 
 bad_block:
         ext3_error(inode->i_sb, __FUNCTION__,
-                   "inode %ld: bad block %u", inode->i_ino,
+                   "inode %ld: bad block "E3FSBLK, inode->i_ino,
                    EXT3_I(inode)->i_file_acl);
         goto cleanup;
 
@@ -1077,14 +1077,14 @@ ext3_xattr_delete_inode(handle_t *handle, struct inode *inode)
         bh = sb_bread(inode->i_sb, EXT3_I(inode)->i_file_acl);
         if (!bh) {
                 ext3_error(inode->i_sb, __FUNCTION__,
-                        "inode %ld: block %u read error", inode->i_ino,
+                        "inode %ld: block "E3FSBLK" read error", inode->i_ino,
                         EXT3_I(inode)->i_file_acl);
                 goto cleanup;
         }
         if (BHDR(bh)->h_magic != cpu_to_le32(EXT3_XATTR_MAGIC) ||
             BHDR(bh)->h_blocks != cpu_to_le32(1)) {
                 ext3_error(inode->i_sb, __FUNCTION__,
-                        "inode %ld: bad block %u", inode->i_ino,
+                        "inode %ld: bad block "E3FSBLK, inode->i_ino,
                         EXT3_I(inode)->i_file_acl);
                 goto cleanup;
         }
diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h
index 34136ff02aca..5607e6457a65 100644
--- a/include/linux/ext3_fs.h
+++ b/include/linux/ext3_fs.h
@@ -710,6 +710,14 @@ struct dir_private_info {
         __u32           next_hash;
 };
 
+/* calculate the first block number of the group */
+static inline ext3_fsblk_t
+ext3_group_first_block_no(struct super_block *sb, unsigned long group_no)
+{
+        return group_no * (ext3_fsblk_t)EXT3_BLOCKS_PER_GROUP(sb) +
+                le32_to_cpu(EXT3_SB(sb)->s_es->s_first_data_block);
+}
+
 /*
  * Special error return code only used by dx_probe() and its callers.
  */
@@ -739,7 +747,7 @@ extern void ext3_free_blocks (handle_t *handle, struct inode *inode,
 extern void ext3_free_blocks_sb (handle_t *handle, struct super_block *sb,
                                  ext3_fsblk_t block, unsigned long count,
                                 unsigned long *pdquot_freed_blocks);
-extern unsigned long ext3_count_free_blocks (struct super_block *);
+extern ext3_fsblk_t ext3_count_free_blocks (struct super_block *);
 extern void ext3_check_blocks_bitmap (struct super_block *);
 extern struct ext3_group_desc * ext3_get_group_desc(struct super_block * sb,
                                                     unsigned int block_group,
@@ -811,7 +819,7 @@ extern int ext3_group_add(struct super_block *sb,
                                 struct ext3_new_group_data *input);
 extern int ext3_group_extend(struct super_block *sb,
                                 struct ext3_super_block *es,
-                                unsigned long n_blocks_count);
+                                ext3_fsblk_t n_blocks_count);
 
 /* super.c */
 extern void ext3_error (struct super_block *, const char *, const char *, ...)
diff --git a/include/linux/ext3_fs_i.h b/include/linux/ext3_fs_i.h
index e1c7509c0c9f..2f18b9511f21 100644
--- a/include/linux/ext3_fs_i.h
+++ b/include/linux/ext3_fs_i.h
@@ -30,8 +30,8 @@ typedef unsigned long ext3_fsblk_t;
 #define E3FSBLK "%lu"
 
 struct ext3_reserve_window {
-        __u32                   _rsv_start;     /* First byte reserved */
-        __u32                   _rsv_end;       /* Last byte reserved or 0 */
+        ext3_fsblk_t    _rsv_start;     /* First byte reserved */
+        ext3_fsblk_t    _rsv_end;       /* Last byte reserved or 0 */
 };
 
 struct ext3_reserve_window_node {
@@ -58,7 +58,7 @@ struct ext3_block_alloc_info {
          * allocated to this file.  This give us the goal (target) for the next
          * allocation when we detect linearly ascending requests.
          */
-        __u32                   last_alloc_physical_block;
+        ext3_fsblk_t            last_alloc_physical_block;
 };
 
 #define rsv_start rsv_window._rsv_start
@@ -75,7 +75,7 @@ struct ext3_inode_info {
         __u8    i_frag_no;
         __u8    i_frag_size;
 #endif
-        __u32   i_file_acl;
+        ext3_fsblk_t    i_file_acl;
         __u32   i_dir_acl;
         __u32   i_dtime;