jbd2: add drop_transaction/update_superblock_end tracepoints

This patch adds trace_jbd2_drop_transaction and
trace_jbd2_update_superblock_end because there are similar tracepoints
in jbd and they are needed in jbd2 as well.

Reviewed-by: Lukas Czerner <lczerner@redhat.com>
Signed-off-by: Seiji Aguchi <seiji.aguchi@hds.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

1 files changed, 28 insertions, 0 deletions

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 */