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-rw-r--r--include/linux/jbd.h15
-rw-r--r--include/trace/events/jbd.h24
2 files changed, 17 insertions, 22 deletions
diff --git a/include/linux/jbd.h b/include/linux/jbd.h
index d211732..f265682 100644
--- a/include/linux/jbd.h
+++ b/include/linux/jbd.h
@@ -479,12 +479,6 @@ struct transaction_s
* How many handles used this transaction? [t_handle_lock]
*/
int t_handle_count;
-
- /*
- * This transaction is being forced and some process is
- * waiting for it to finish.
- */
- unsigned int t_synchronous_commit:1;
};
/**
@@ -531,6 +525,8 @@ struct transaction_s
* transaction
* @j_commit_request: Sequence number of the most recent transaction wanting
* commit
+ * @j_commit_waited: Sequence number of the most recent transaction someone
+ * is waiting for to commit.
* @j_uuid: Uuid of client object.
* @j_task: Pointer to the current commit thread for this journal
* @j_max_transaction_buffers: Maximum number of metadata buffers to allow in a
@@ -696,6 +692,13 @@ struct journal_s
tid_t j_commit_request;
/*
+ * Sequence number of the most recent transaction someone is waiting
+ * for to commit.
+ * [j_state_lock]
+ */
+ tid_t j_commit_waited;
+
+ /*
* Journal uuid: identifies the object (filesystem, LVM volume etc)
* backed by this journal. This will eventually be replaced by an array
* of uuids, allowing us to index multiple devices within a single
diff --git a/include/trace/events/jbd.h b/include/trace/events/jbd.h
index aff64d8..9305e1b 100644
--- a/include/trace/events/jbd.h
+++ b/include/trace/events/jbd.h
@@ -36,19 +36,17 @@ DECLARE_EVENT_CLASS(jbd_commit,
TP_STRUCT__entry(
__field( dev_t, dev )
- __field( char, sync_commit )
__field( int, transaction )
),
TP_fast_assign(
__entry->dev = journal->j_fs_dev->bd_dev;
- __entry->sync_commit = commit_transaction->t_synchronous_commit;
__entry->transaction = commit_transaction->t_tid;
),
- TP_printk("dev %d,%d transaction %d sync %d",
+ TP_printk("dev %d,%d transaction %d",
MAJOR(__entry->dev), MINOR(__entry->dev),
- __entry->transaction, __entry->sync_commit)
+ __entry->transaction)
);
DEFINE_EVENT(jbd_commit, jbd_start_commit,
@@ -87,19 +85,17 @@ TRACE_EVENT(jbd_drop_transaction,
TP_STRUCT__entry(
__field( dev_t, dev )
- __field( char, sync_commit )
__field( int, transaction )
),
TP_fast_assign(
__entry->dev = journal->j_fs_dev->bd_dev;
- __entry->sync_commit = commit_transaction->t_synchronous_commit;
__entry->transaction = commit_transaction->t_tid;
),
- TP_printk("dev %d,%d transaction %d sync %d",
+ TP_printk("dev %d,%d transaction %d",
MAJOR(__entry->dev), MINOR(__entry->dev),
- __entry->transaction, __entry->sync_commit)
+ __entry->transaction)
);
TRACE_EVENT(jbd_end_commit,
@@ -109,21 +105,19 @@ TRACE_EVENT(jbd_end_commit,
TP_STRUCT__entry(
__field( dev_t, dev )
- __field( char, sync_commit )
__field( int, transaction )
__field( int, head )
),
TP_fast_assign(
__entry->dev = journal->j_fs_dev->bd_dev;
- __entry->sync_commit = commit_transaction->t_synchronous_commit;
__entry->transaction = commit_transaction->t_tid;
__entry->head = journal->j_tail_sequence;
),
- TP_printk("dev %d,%d transaction %d sync %d head %d",
+ TP_printk("dev %d,%d transaction %d head %d",
MAJOR(__entry->dev), MINOR(__entry->dev),
- __entry->transaction, __entry->sync_commit, __entry->head)
+ __entry->transaction, __entry->head)
);
TRACE_EVENT(jbd_do_submit_data,
@@ -133,19 +127,17 @@ TRACE_EVENT(jbd_do_submit_data,
TP_STRUCT__entry(
__field( dev_t, dev )
- __field( char, sync_commit )
__field( int, transaction )
),
TP_fast_assign(
__entry->dev = journal->j_fs_dev->bd_dev;
- __entry->sync_commit = commit_transaction->t_synchronous_commit;
__entry->transaction = commit_transaction->t_tid;
),
- TP_printk("dev %d,%d transaction %d sync %d",
+ TP_printk("dev %d,%d transaction %d",
MAJOR(__entry->dev), MINOR(__entry->dev),
- __entry->transaction, __entry->sync_commit)
+ __entry->transaction)
);
TRACE_EVENT(jbd_cleanup_journal_tail,