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

[Jan Kara]

On Fri 15-08-14 15:49:31, Chin-Tsung Cheng wrote:
> The journal blocks of external journal device should not
> be counted as overhead.
  Thanks. I've added the patch to my tree.

								Honza

> 
> 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
> 
-- 
Jan Kara <jack@xxxxxxx>
SUSE Labs, CR
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