Go through all b_next_transaction instances, implement locking rules.



 25-akpm/fs/jbd/transaction.c |    5 ++++-
 fs/jbd/commit.c              |    0 
 2 files changed, 4 insertions(+), 1 deletion(-)

diff -puN fs/jbd/commit.c~jbd-080-b_next_transaction-locking fs/jbd/commit.c
diff -puN fs/jbd/transaction.c~jbd-080-b_next_transaction-locking fs/jbd/transaction.c
--- 25/fs/jbd/transaction.c~jbd-080-b_next_transaction-locking	Thu Jun  5 15:14:20 2003
+++ 25-akpm/fs/jbd/transaction.c	Thu Jun  5 15:14:20 2003
@@ -1966,8 +1966,11 @@ void journal_file_buffer(struct journal_
  * dropping it from its current transaction entirely.  If the buffer has
  * already started to be used by a subsequent transaction, refile the
  * buffer on that transaction's metadata list.
+ *
+ * Called under journal_datalist_lock
+ *
+ * Called under jbd_lock_bh_state(jh2bh(jh))
  */
-
 void __journal_refile_buffer(struct journal_head *jh)
 {
 	int was_dirty;

_