[PATCH] ext3: Count internal journal as bsddf overhead in ext3_statfs

[Chin-Tsung Cheng]

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

Signed-off-by: Chin-Tsung Cheng <chintzung@xxxxxxxxx>
---
 fs/ext3/super.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 08cdfe5..622e882 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();
-- 
1.9.3

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