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>

2 files changed, 4 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