linux/fs/jbd
Jan Kara 2e84f2641e jbd: don't write superblock when unmounting an ro filesystem
This sequence:

results in an IO error when unmounting the RO filesystem. The bug was
introduced by:

commit 9754e39c7b
Author: Jan Kara <jack@suse.cz>
Date:   Sat Apr 7 12:33:03 2012 +0200

    jbd: Split updating of journal superblock and marking journal empty

which lost some of the magic in journal_update_superblock() which
used to test for a journal with no outstanding transactions.

This is a port of a jbd2 fix by Eric Sandeen.

CC: <stable@vger.kernel.org> # 3.4.x
Signed-off-by: Jan Kara <jack@suse.cz>
2012-08-15 13:53:30 +02:00
..
Kconfig Revert "task_struct: make journal_info conditional" 2009-12-17 13:23:24 -08:00
Makefile
checkpoint.c jbd: Write journal superblock with WRITE_FUA after checkpointing 2012-05-15 23:34:37 +02:00
commit.c jbd: Write journal superblock with WRITE_FUA after checkpointing 2012-05-15 23:34:37 +02:00
journal.c jbd: don't write superblock when unmounting an ro filesystem 2012-08-15 13:53:30 +02:00
recovery.c jbd: Check return value of blkdev_issue_flush() 2012-07-09 23:38:36 +02:00
revoke.c jbd: clear revoked flag on buffers before a new transaction started 2011-11-22 01:20:53 +01:00
transaction.c jbd: Refine commit writeout logic 2012-04-11 11:12:44 +02:00