ext3: Count internal journal as bsddf overhead in ext3_statfs

The journal blocks of external journal device should not
be counted as overhead.

Signed-off-by: Chin-Tsung Cheng <chintzung@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>

1 files changed, 3 insertions, 2 deletions

diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 08cdfe5461e3..622e88249024 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -2828,8 +2828,9 @@ static int ext3_statfs (struct dentry * dentry, struct kstatfs * buf)
                  */
                 overhead += ngroups * (2 + sbi->s_itb_per_group);
 
-                /* Add the journal blocks as well */
-                overhead += sbi->s_journal->j_maxlen;
+                /* Add the internal journal blocks as well */
+                if (sbi->s_journal && !sbi->journal_bdev)
+                        overhead += sbi->s_journal->j_maxlen;
 
                 sbi->s_overhead_last = overhead;
                 smp_wmb();