fs: limit filesystem stacking depth

[pandora-kernel.git] / include / linux / jbd2.h

diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index 2092ea2..f272051 100644 (file)
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -470,6 +470,7 @@ struct transaction_s
                T_COMMIT,
                T_COMMIT_DFLUSH,
                T_COMMIT_JFLUSH,
+               T_COMMIT_CALLBACK,
                T_FINISHED
        }                       t_state;
 
@@ -953,6 +954,7 @@ struct journal_s
 #define JBD2_ABORT_ON_SYNCDATA_ERR     0x040   /* Abort the journal on file
                                                 * data write error in ordered
                                                 * mode */
+#define JBD2_REC_ERR   0x080   /* The errno in the sb has been recorded */
 
 /*
  * Function declarations for the journaling transaction and buffer
@@ -971,13 +973,17 @@ 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 long *);
+int jbd2_journal_get_log_tail(journal_t *journal, tid_t *tid,
+                             unsigned long *block);
+int __jbd2_update_log_tail(journal_t *journal, tid_t tid, unsigned long block);
 
 /* Commit management */
 extern void jbd2_journal_commit_transaction(journal_t *);
 
 /* Checkpoint list management */
-int __jbd2_journal_clean_checkpoint_list(journal_t *journal);
+int __jbd2_journal_clean_checkpoint_list(journal_t *journal, bool destroy);
 int __jbd2_journal_remove_checkpoint(struct journal_head *);
+void jbd2_journal_destroy_checkpoint(journal_t *journal);
 void __jbd2_journal_insert_checkpoint(struct journal_head *, transaction_t *);
 
 
@@ -1082,7 +1088,8 @@ extern int           jbd2_journal_destroy    (journal_t *);
 extern int        jbd2_journal_recover    (journal_t *journal);
 extern int        jbd2_journal_wipe       (journal_t *, int);
 extern int        jbd2_journal_skip_recovery   (journal_t *);
-extern void       jbd2_journal_update_superblock       (journal_t *, int);
+extern int        jbd2_journal_update_sb_log_tail      (journal_t *, tid_t,
+                               unsigned long, int);
 extern void       __jbd2_journal_abort_hard    (journal_t *);
 extern void       jbd2_journal_abort      (journal_t *, int);
 extern int        jbd2_journal_errno      (journal_t *);
@@ -1165,6 +1172,7 @@ int __jbd2_log_start_commit(journal_t *journal, tid_t tid);
 int jbd2_journal_start_commit(journal_t *journal, tid_t *tid);
 int jbd2_journal_force_commit_nested(journal_t *journal);
 int jbd2_log_wait_commit(journal_t *journal, tid_t tid);
+int jbd2_complete_transaction(journal_t *journal, tid_t tid);
 int jbd2_log_do_checkpoint(journal_t *journal);
 int jbd2_trans_will_send_data_barrier(journal_t *journal, tid_t tid);