linux-kernel - Re: [PATCH 3/3] xfs: cleanup quota check on disk blocks and inodes reservations

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Date:	Fri, 03 Feb 2012 13:05:57 +0900
From:	HAYASAKA Mitsuo <mitsuo.hayasaka.hu@...achi.com>
To:	Christoph Hellwig <hch@...radead.org>
Cc:	Ben Myers <bpm@....com>, Alex Elder <aelder@....com>,
	Christoph Hellwig <hch@....de>, Alex Elder <elder@...nel.org>,
	linux-kernel@...r.kernel.org, xfs@....sgi.com,
	xfs-masters@....sgi.com
Subject: Re: [PATCH 3/3] xfs: cleanup quota check on disk blocks and inodes
 reservations

Hi Christoph

Thank you for your comments.

(2012/02/03 1:07), Christoph Hellwig wrote:
> On Mon, Jan 23, 2012 at 12:45:43PM +0900, Mitsuo Hayasaka wrote:
>> This patch is a cleanup of quota check on disk blocks and inodes
>> reservations.
>>
>> Signed-off-by: Mitsuo Hayasaka <mitsuo.hayasaka.hu@...achi.com>
>> Cc: Ben Myers <bpm@....com>
>> Cc: Alex Elder <elder@...nel.org>
>> Cc: Christoph Hellwig <hch@....de>
>> ---
>>
>>  fs/xfs/xfs_trans_dquot.c |   17 +++++++----------
>>  1 files changed, 7 insertions(+), 10 deletions(-)
>>
>> diff --git a/fs/xfs/xfs_trans_dquot.c b/fs/xfs/xfs_trans_dquot.c
>> index c4ba366..5e6cd1c 100644
>> --- a/fs/xfs/xfs_trans_dquot.c
>> +++ b/fs/xfs/xfs_trans_dquot.c
>> @@ -605,7 +605,7 @@ xfs_trans_dqresv(
>>  	time_t		timer;
>>  	xfs_qwarncnt_t	warns;
>>  	xfs_qwarncnt_t	warnlimit;
>> -	xfs_qcnt_t	count;
>> +	xfs_qcnt_t	tcount;
> 
> Can you call this variable total_count to make it a bit more obvious?

Sure.

> 
>> +			tcount = *resbcountp + nblks;
>> +			if (hardlimit > 0ULL && tcount > hardlimit) {
> 
> Given that xfs_qcnt_t is unsigned what about transforming this into the
> more readable:
> 
> 			if (hardlimit && total_count > hardlimit)
> 
> and similar for the others?
> 

OK, I'm going to change them and send the revised patch series.

Thanks.
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