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-rw-r--r--fs/jbd2/checkpoint.c2
-rw-r--r--fs/jbd2/journal.c2
-rw-r--r--include/trace/events/jbd2.h28
3 files changed, 32 insertions, 0 deletions
diff --git a/fs/jbd2/checkpoint.c b/fs/jbd2/checkpoint.c
index d49d202903fb..453c9068b7d7 100644
--- a/fs/jbd2/checkpoint.c
+++ b/fs/jbd2/checkpoint.c
@@ -797,5 +797,7 @@ void __jbd2_journal_drop_transaction(journal_t *journal, transaction_t *transact
J_ASSERT(journal->j_committing_transaction != transaction);
J_ASSERT(journal->j_running_transaction != transaction);
+ trace_jbd2_drop_transaction(journal, transaction);
+
jbd_debug(1, "Dropping transaction %d, all done\n", transaction->t_tid);
}
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index c0a5f9f1b127..93a595c69616 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -1185,6 +1185,8 @@ void jbd2_journal_update_superblock(journal_t *journal, int wait)
} else
write_dirty_buffer(bh, WRITE);
+ trace_jbd2_update_superblock_end(journal, wait);
+
out:
/* If we have just flushed the log (by marking s_start==0), then
* any future commit will have to be careful to update the
diff --git a/include/trace/events/jbd2.h b/include/trace/events/jbd2.h
index 75964412ddbb..ae59bc207d70 100644
--- a/include/trace/events/jbd2.h
+++ b/include/trace/events/jbd2.h
@@ -81,6 +81,13 @@ DEFINE_EVENT(jbd2_commit, jbd2_commit_logging,
TP_ARGS(journal, commit_transaction)
);
+DEFINE_EVENT(jbd2_commit, jbd2_drop_transaction,
+
+ TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
+
+ TP_ARGS(journal, commit_transaction)
+);
+
TRACE_EVENT(jbd2_end_commit,
TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
@@ -229,6 +236,27 @@ TRACE_EVENT(jbd2_cleanup_journal_tail,
__entry->block_nr, __entry->freed)
);
+TRACE_EVENT(jbd2_update_superblock_end,
+
+ TP_PROTO(journal_t *journal, int wait),
+
+ TP_ARGS(journal, wait),
+
+ TP_STRUCT__entry(
+ __field( dev_t, dev )
+ __field( int, wait )
+ ),
+
+ TP_fast_assign(
+ __entry->dev = journal->j_fs_dev->bd_dev;
+ __entry->wait = wait;
+ ),
+
+ TP_printk("dev %d,%d wait %d",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->wait)
+);
+
#endif /* _TRACE_JBD2_H */
/* This part must be outside protection */