[PATCH] jbd2: sector_t conversion

JBD layer in-kernel block varibles type fixes to support >32 bit block number
and convert to sector_t type.

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

2 files changed, 9 insertions, 10 deletions

diff --git a/include/linux/ext4_jbd2.h b/include/linux/ext4_jbd2.h
index f69af60d7692..72dd631912e4 100644
--- a/include/linux/ext4_jbd2.h
+++ b/include/linux/ext4_jbd2.h
@@ -154,7 +154,7 @@ __ext4_journal_forget(const char *where, handle_t *handle, struct buffer_head *b
 
 static inline int
 __ext4_journal_revoke(const char *where, handle_t *handle,
-                      unsigned long blocknr, struct buffer_head *bh)
+                      ext4_fsblk_t blocknr, struct buffer_head *bh)
 {
         int err = jbd2_journal_revoke(handle, blocknr, bh);
         if (err)
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index 5e5aa64f1261..3c939c844a7d 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -741,7 +741,7 @@ struct journal_s
          */
         struct block_device     *j_dev;
         int                     j_blocksize;
-        unsigned long           j_blk_offset;
+        sector_t                j_blk_offset;
 
         /*
          * Device which holds the client fs.  For internal journal this will be
@@ -860,7 +860,7 @@ extern void __journal_clean_data_list(transaction_t *transaction);
 
 /* Log buffer allocation */
 extern struct journal_head * jbd2_journal_get_descriptor_buffer(journal_t *);
-int jbd2_journal_next_log_block(journal_t *, unsigned long *);
+int jbd2_journal_next_log_block(journal_t *, sector_t *);
 
 /* Commit management */
 extern void jbd2_journal_commit_transaction(journal_t *);
@@ -875,7 +875,7 @@ extern int
 jbd2_journal_write_metadata_buffer(transaction_t          *transaction,
                               struct journal_head  *jh_in,
                               struct journal_head **jh_out,
-                              unsigned long        blocknr);
+                              sector_t     blocknr);
 
 /* Transaction locking */
 extern void             __wait_on_journal (journal_t *);
@@ -923,7 +923,7 @@ extern void	 jbd2_journal_unlock_updates (journal_t *);
 
 extern journal_t * jbd2_journal_init_dev(struct block_device *bdev,
                                 struct block_device *fs_dev,
-                                int start, int len, int bsize);
+                                sector_t start, int len, int bsize);
 extern journal_t * jbd2_journal_init_inode (struct inode *);
 extern int         jbd2_journal_update_format (journal_t *);
 extern int         jbd2_journal_check_used_features
@@ -944,7 +944,7 @@ extern void	   jbd2_journal_abort      (journal_t *, int);
 extern int         jbd2_journal_errno      (journal_t *);
 extern void        jbd2_journal_ack_err    (journal_t *);
 extern int         jbd2_journal_clear_err  (journal_t *);
-extern int         jbd2_journal_bmap(journal_t *, unsigned long, unsigned long *);
+extern int         jbd2_journal_bmap(journal_t *, unsigned long, sector_t *);
 extern int         jbd2_journal_force_commit(journal_t *);
 
 /*
@@ -977,14 +977,13 @@ extern void	   jbd2_journal_destroy_revoke_caches(void);
 extern int         jbd2_journal_init_revoke_caches(void);
 
 extern void        jbd2_journal_destroy_revoke(journal_t *);
-extern int         jbd2_journal_revoke (handle_t *,
-                                unsigned long, struct buffer_head *);
+extern int         jbd2_journal_revoke (handle_t *, sector_t, struct buffer_head *);
 extern int         jbd2_journal_cancel_revoke(handle_t *, struct journal_head *);
 extern void        jbd2_journal_write_revoke_records(journal_t *, transaction_t *);
 
 /* Recovery revoke support */
-extern int      jbd2_journal_set_revoke(journal_t *, unsigned long, tid_t);
-extern int      jbd2_journal_test_revoke(journal_t *, unsigned long, tid_t);
+extern int      jbd2_journal_set_revoke(journal_t *, sector_t, tid_t);
+extern int      jbd2_journal_test_revoke(journal_t *, sector_t, tid_t);
 extern void     jbd2_journal_clear_revoke(journal_t *);
 extern void     jbd2_journal_switch_revoke_table(journal_t *journal);