The patch titled
ext4: Fix oops with jbd-stats-through-procfs and external journal
has been added to the -mm tree. Its filename is
ext4-fix-oops-with-jbd-stats-through-procfs-and-external.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: ext4: Fix oops with jbd-stats-through-procfs and external journal
From: Eric Sandeen <sandeen@xxxxxxxxxx>
When using an external device for the journal, jbd2_stats_proc_init() wants
to use journal->j_dev in its call to bdevname() but it's not assigned yet,
resulting in an oops.
Signed-off-by: Eric Sandeen <sandeen@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/jbd2/journal.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN fs/jbd2/journal.c~ext4-fix-oops-with-jbd-stats-through-procfs-and-external fs/jbd2/journal.c
--- a/fs/jbd2/journal.c~ext4-fix-oops-with-jbd-stats-through-procfs-and-external
+++ a/fs/jbd2/journal.c
@@ -1035,11 +1035,11 @@ journal_t * jbd2_journal_init_dev(struct
journal = NULL;
goto out;
}
- jbd2_stats_proc_init(journal);
journal->j_dev = bdev;
journal->j_fs_dev = fs_dev;
journal->j_blk_offset = start;
journal->j_maxlen = len;
+ jbd2_stats_proc_init(journal);
bh = __getblk(journal->j_dev, start, journal->j_blocksize);
J_ASSERT(bh != NULL);
_
Patches currently in -mm which might be from sandeen@xxxxxxxxxx are
ext2-change-the-default-behaviour-on-error.patch
ext4-fix-freespace-accounting-with-mballoc-on-32bit-machines.patch
ext4-fix-oops-with-jbd-stats-through-procfs-and-external.patch
ext3-change-the-default-behaviour-on-error.patch
-
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