2 files changed, 7 insertions, 8 deletions

diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index b31852f76f46..208e4058040b 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -1091,6 +1091,7 @@ static void jbd2_stats_proc_exit(journal_t *journal)
 
 static journal_t * journal_init_common (void)
 {
+	static struct lock_class_key jbd2_trans_commit_key;
 	journal_t *journal;
 	int err;
 
@@ -1126,6 +1127,9 @@ static journal_t * journal_init_common (void)
 
 	spin_lock_init(&journal->j_history_lock);
 
+	lockdep_init_map(&journal->j_trans_commit_map, "jbd2_handle",
+			 &jbd2_trans_commit_key, 0);
+
 	return journal;
 }
 
diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c
index 41249538c047..c0065040c5be 100644
--- a/fs/jbd2/transaction.c
+++ b/fs/jbd2/transaction.c
@@ -382,13 +382,11 @@ repeat:
 	read_unlock(&journal->j_state_lock);
 	current->journal_info = handle;
 
-	lock_map_acquire(&handle->h_lockdep_map);
+	rwsem_acquire_read(&journal->j_trans_commit_map, 0, 0, _THIS_IP_);
 	jbd2_journal_free_transaction(new_transaction);
 	return 0;
 }
 
-static struct lock_class_key jbd2_handle_key;
-
 /* Allocate a new handle.  This should probably be in a slab... */
 static handle_t *new_handle(int nblocks)
 {
@@ -398,9 +396,6 @@ static handle_t *new_handle(int nblocks)
 	handle->h_buffer_credits = nblocks;
 	handle->h_ref = 1;
 
-	lockdep_init_map(&handle->h_lockdep_map, "jbd2_handle",
-						&jbd2_handle_key, 0);
-
 	return handle;
 }
 
@@ -672,7 +667,7 @@ int jbd2__journal_restart(handle_t *handle, int nblocks, gfp_t gfp_mask)
 	if (need_to_start)
 		jbd2_log_start_commit(journal, tid);
 
-	lock_map_release(&handle->h_lockdep_map);
+	rwsem_release(&journal->j_trans_commit_map, 1, _THIS_IP_);
 	handle->h_buffer_credits = nblocks;
 	ret = start_this_handle(journal, handle, gfp_mask);
 	return ret;
@@ -1750,7 +1745,7 @@ int jbd2_journal_stop(handle_t *handle)
 			wake_up(&journal->j_wait_transaction_locked);
 	}
 
-	lock_map_release(&handle->h_lockdep_map);
+	rwsem_release(&journal->j_trans_commit_map, 1, _THIS_IP_);
 
 	if (wait_for_commit)
 		err = jbd2_log_wait_commit(journal, tid);