---

yaml --- r: 296534 b: refs/heads/master c: 2201c59 h: refs/heads/master v: v3
git-mirror · Feb 20, 2012 · 37fcb13 · 37fcb13
1 parent 52e0465
commit 37fcb13
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Showing 4 changed files with 33 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3d2b158262826e8b75bbbfb7b97010838dd92ac7
+refs/heads/master: 2201c590dd6e802795e21e69e3c152c519f1568e
diff --git a/trunk/fs/jbd2/checkpoint.c b/trunk/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/trunk/fs/jbd2/journal.c b/trunk/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/trunk/include/trace/events/jbd2.h b/trunk/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 */