2 files changed, 12 insertions, 5 deletions

diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index 5f05c77438e5..876a7d87192b 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -971,6 +971,9 @@ 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);
+void __jbd2_update_log_tail(journal_t *journal, tid_t tid, unsigned long block);
 
 /* Commit management */
 extern void jbd2_journal_commit_transaction(journal_t *);
@@ -1087,7 +1090,8 @@ 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_sb_log_tail      (journal_t *);
+extern void        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 *);
diff --git a/include/trace/events/jbd2.h b/include/trace/events/jbd2.h
index e05a362bf3f1..127993dbf322 100644
--- a/include/trace/events/jbd2.h
+++ b/include/trace/events/jbd2.h
@@ -207,7 +207,7 @@ TRACE_EVENT(jbd2_checkpoint_stats,
                   __entry->forced_to_close, __entry->written, __entry->dropped)
 );
 
-TRACE_EVENT(jbd2_cleanup_journal_tail,
+TRACE_EVENT(jbd2_update_log_tail,
 
         TP_PROTO(journal_t *journal, tid_t first_tid,
                  unsigned long block_nr, unsigned long freed),
@@ -238,19 +238,22 @@ TRACE_EVENT(jbd2_cleanup_journal_tail,
 
 TRACE_EVENT(jbd2_write_superblock,
 
-        TP_PROTO(journal_t *journal),
+        TP_PROTO(journal_t *journal, int write_op),
 
-        TP_ARGS(journal),
+        TP_ARGS(journal, write_op),
 
         TP_STRUCT__entry(
                 __field(        dev_t,  dev                     )
+                __field(          int,  write_op                )
         ),
 
         TP_fast_assign(
                 __entry->dev            = journal->j_fs_dev->bd_dev;
+                __entry->write_op       = write_op;
         ),
 
-        TP_printk("dev %d,%d", MAJOR(__entry->dev), MINOR(__entry->dev))
+        TP_printk("dev %d,%d write_op %x", MAJOR(__entry->dev),
+                  MINOR(__entry->dev), __entry->write_op)
 );
 
 #endif /* _TRACE_JBD2_H */