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-rw-r--r--include/linux/jbd.h70
1 files changed, 35 insertions, 35 deletions
diff --git a/include/linux/jbd.h b/include/linux/jbd.h
index a04c154..a6d9daa 100644
--- a/include/linux/jbd.h
+++ b/include/linux/jbd.h
@@ -1,6 +1,6 @@
/*
* linux/include/linux/jbd.h
- *
+ *
* Written by Stephen C. Tweedie <sct@redhat.com>
*
* Copyright 1998-2000 Red Hat, Inc --- All Rights Reserved
@@ -64,7 +64,7 @@ extern int journal_enable_debug;
if ((n) <= journal_enable_debug) { \
printk (KERN_DEBUG "(%s, %d): %s: ", \
__FILE__, __LINE__, __FUNCTION__); \
- printk (f, ## a); \
+ printk (f, ## a); \
} \
} while (0)
#else
@@ -97,8 +97,8 @@ extern void jbd_slab_free(void *ptr, size_t size);
* number of outstanding buffers possible at any time. When the
* operation completes, any buffer credits not used are credited back to
* the transaction, so that at all times we know how many buffers the
- * outstanding updates on a transaction might possibly touch.
- *
+ * outstanding updates on a transaction might possibly touch.
+ *
* This is an opaque datatype.
**/
typedef struct handle_s handle_t; /* Atomic operation type */
@@ -108,7 +108,7 @@ typedef struct handle_s handle_t; /* Atomic operation type */
* typedef journal_t - The journal_t maintains all of the journaling state information for a single filesystem.
*
* journal_t is linked to from the fs superblock structure.
- *
+ *
* We use the journal_t to keep track of all outstanding transaction
* activity on the filesystem, and to manage the state of the log
* writing process.
@@ -128,7 +128,7 @@ typedef struct journal_s journal_t; /* Journal control structure */
* On-disk structures
*/
-/*
+/*
* Descriptor block types:
*/
@@ -149,8 +149,8 @@ typedef struct journal_header_s
} journal_header_t;
-/*
- * The block tag: used to describe a single buffer in the journal
+/*
+ * The block tag: used to describe a single buffer in the journal
*/
typedef struct journal_block_tag_s
{
@@ -158,9 +158,9 @@ typedef struct journal_block_tag_s
__be32 t_flags; /* See below */
} journal_block_tag_t;
-/*
+/*
* The revoke descriptor: used on disk to describe a series of blocks to
- * be revoked from the log
+ * be revoked from the log
*/
typedef struct journal_revoke_header_s
{
@@ -201,9 +201,9 @@ typedef struct journal_superblock_s
/* 0x0024 */
/* Remaining fields are only valid in a version-2 superblock */
- __be32 s_feature_compat; /* compatible feature set */
- __be32 s_feature_incompat; /* incompatible feature set */
- __be32 s_feature_ro_compat; /* readonly-compatible feature set */
+ __be32 s_feature_compat; /* compatible feature set */
+ __be32 s_feature_incompat; /* incompatible feature set */
+ __be32 s_feature_ro_compat; /* readonly-compatible feature set */
/* 0x0030 */
__u8 s_uuid[16]; /* 128-bit uuid for journal */
@@ -374,10 +374,10 @@ struct jbd_revoke_table_s;
**/
/* Docbook can't yet cope with the bit fields, but will leave the documentation
- * in so it can be fixed later.
+ * in so it can be fixed later.
*/
-struct handle_s
+struct handle_s
{
/* Which compound transaction is this update a part of? */
transaction_t *h_transaction;
@@ -435,7 +435,7 @@ struct handle_s
*
*/
-struct transaction_s
+struct transaction_s
{
/* Pointer to the journal for this transaction. [no locking] */
journal_t *t_journal;
@@ -455,7 +455,7 @@ struct transaction_s
T_RUNDOWN,
T_FLUSH,
T_COMMIT,
- T_FINISHED
+ T_FINISHED
} t_state;
/*
@@ -569,7 +569,7 @@ struct transaction_s
* journal_t.
* @j_flags: General journaling state flags
* @j_errno: Is there an outstanding uncleared error on the journal (from a
- * prior abort)?
+ * prior abort)?
* @j_sb_buffer: First part of superblock buffer
* @j_superblock: Second part of superblock buffer
* @j_format_version: Version of the superblock format
@@ -583,7 +583,7 @@ struct transaction_s
* @j_wait_transaction_locked: Wait queue for waiting for a locked transaction
* to start committing, or for a barrier lock to be released
* @j_wait_logspace: Wait queue for waiting for checkpointing to complete
- * @j_wait_done_commit: Wait queue for waiting for commit to complete
+ * @j_wait_done_commit: Wait queue for waiting for commit to complete
* @j_wait_checkpoint: Wait queue to trigger checkpointing
* @j_wait_commit: Wait queue to trigger commit
* @j_wait_updates: Wait queue to wait for updates to complete
@@ -592,7 +592,7 @@ struct transaction_s
* @j_tail: Journal tail - identifies the oldest still-used block in the
* journal.
* @j_free: Journal free - how many free blocks are there in the journal?
- * @j_first: The block number of the first usable block
+ * @j_first: The block number of the first usable block
* @j_last: The block number one beyond the last usable block
* @j_dev: Device where we store the journal
* @j_blocksize: blocksize for the location where we store the journal.
@@ -604,12 +604,12 @@ struct transaction_s
* @j_list_lock: Protects the buffer lists and internal buffer state.
* @j_inode: Optional inode where we store the journal. If present, all journal
* block numbers are mapped into this inode via bmap().
- * @j_tail_sequence: Sequence number of the oldest transaction in the log
+ * @j_tail_sequence: Sequence number of the oldest transaction in the log
* @j_transaction_sequence: Sequence number of the next transaction to grant
* @j_commit_sequence: Sequence number of the most recently committed
* transaction
* @j_commit_request: Sequence number of the most recent transaction wanting
- * commit
+ * commit
* @j_uuid: Uuid of client object.
* @j_task: Pointer to the current commit thread for this journal
* @j_max_transaction_buffers: Maximum number of metadata buffers to allow in a
@@ -699,7 +699,7 @@ struct journal_s
wait_queue_head_t j_wait_updates;
/* Semaphore for locking against concurrent checkpoints */
- struct mutex j_checkpoint_mutex;
+ struct mutex j_checkpoint_mutex;
/*
* Journal head: identifies the first unused block in the journal.
@@ -732,7 +732,7 @@ struct journal_s
*/
struct block_device *j_dev;
int j_blocksize;
- unsigned int j_blk_offset;
+ unsigned long j_blk_offset;
/*
* Device which holds the client fs. For internal journal this will be
@@ -823,8 +823,8 @@ struct journal_s
void *j_private;
};
-/*
- * Journal flag definitions
+/*
+ * Journal flag definitions
*/
#define JFS_UNMOUNT 0x001 /* Journal thread is being destroyed */
#define JFS_ABORT 0x002 /* Journaling has been aborted for errors. */
@@ -833,7 +833,7 @@ struct journal_s
#define JFS_LOADED 0x010 /* The journal superblock has been loaded */
#define JFS_BARRIER 0x020 /* Use IDE barriers */
-/*
+/*
* Function declarations for the journaling transaction and buffer
* management
*/
@@ -862,11 +862,11 @@ int __journal_remove_checkpoint(struct journal_head *);
void __journal_insert_checkpoint(struct journal_head *, transaction_t *);
/* Buffer IO */
-extern int
+extern int
journal_write_metadata_buffer(transaction_t *transaction,
struct journal_head *jh_in,
struct journal_head **jh_out,
- int blocknr);
+ unsigned long blocknr);
/* Transaction locking */
extern void __wait_on_journal (journal_t *);
@@ -890,7 +890,7 @@ static inline handle_t *journal_current_handle(void)
/* The journaling code user interface:
*
* Create and destroy handles
- * Register buffer modifications against the current transaction.
+ * Register buffer modifications against the current transaction.
*/
extern handle_t *journal_start(journal_t *, int nblocks);
@@ -917,11 +917,11 @@ extern journal_t * journal_init_dev(struct block_device *bdev,
int start, int len, int bsize);
extern journal_t * journal_init_inode (struct inode *);
extern int journal_update_format (journal_t *);
-extern int journal_check_used_features
+extern int journal_check_used_features
(journal_t *, unsigned long, unsigned long, unsigned long);
-extern int journal_check_available_features
+extern int journal_check_available_features
(journal_t *, unsigned long, unsigned long, unsigned long);
-extern int journal_set_features
+extern int journal_set_features
(journal_t *, unsigned long, unsigned long, unsigned long);
extern int journal_create (journal_t *);
extern int journal_load (journal_t *journal);
@@ -1015,7 +1015,7 @@ do { \
* bit, when set, indicates that we have had a fatal error somewhere,
* either inside the journaling layer or indicated to us by the client
* (eg. ext3), and that we and should not commit any further
- * transactions.
+ * transactions.
*/
static inline int is_journal_aborted(journal_t *journal)
@@ -1082,7 +1082,7 @@ static inline int jbd_space_needed(journal_t *journal)
#define BJ_Reserved 7 /* Buffer is reserved for access by journal */
#define BJ_Locked 8 /* Locked for I/O during commit */
#define BJ_Types 9
-
+
extern int jbd_blocks_per_page(struct inode *inode);
#ifdef __KERNEL__
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