jbd2: Use tracepoints for history file

[safe/jmp/linux-2.6] / fs / jbd2 / checkpoint.c

diff --git a/fs/jbd2/checkpoint.c b/fs/jbd2/checkpoint.c
index 5d70b3e..ca0f5eb 100644 (file)
--- a/fs/jbd2/checkpoint.c
+++ b/fs/jbd2/checkpoint.c
@@ -643,6 +643,7 @@ out:
 
 int __jbd2_journal_remove_checkpoint(struct journal_head *jh)
 {
+       struct transaction_chp_stats_s *stats;
        transaction_t *transaction;
        journal_t *journal;
        int ret = 0;
@@ -679,6 +680,12 @@ int __jbd2_journal_remove_checkpoint(struct journal_head *jh)
 
        /* OK, that was the last buffer for the transaction: we can now
           safely remove this transaction from the log */
+       stats = &transaction->t_chp_stats;
+       if (stats->cs_chp_time)
+               stats->cs_chp_time = jbd2_time_diff(stats->cs_chp_time,
+                                                   jiffies);
+       trace_jbd2_checkpoint_stats(journal->j_fs_dev->bd_dev,
+                                   transaction->t_tid, stats);
 
        __jbd2_journal_drop_transaction(journal, transaction);
        kfree(transaction);