Re: [PATCH v2 02/10] xfs: consolidate xfs_bulkstat_single

[Jeff Liu <jeff.liu@oracle.com>]

On 04/22 2014 07:52 PM, Dave Chinner wrote:
> On Mon, Apr 21, 2014 at 07:11:48AM -0700, Christoph Hellwig wrote:
>> On Fri, Apr 18, 2014 at 08:58:21AM +0800, Jeff Liu wrote:
>>> From: Jie Liu <jeff.liu@oracle.com>
>>>
>>> In xfs_bulkstat_single(), call xfs_bulkstat_one() and xfs_bulkstat()
>>> would return different error if either failed, we'd better return the
>>> proper error in this case.  Moreover, the function argument done is
>>> useless in terms of xfs_ioc_bulkstat(), hence we can get rid of it.
>>
>> I've looked at xfs_bulkstat_single I really can't see how falling back
>> to the full xfs_bulkstat could fix any error.  We probably should just
>> get rid of the fallback and instead do something like the (lightly tested)
>> patch below:
>>
>> ---
>> From: Christoph Hellwig <hch@lst.de>
>> Subject: xfs: remove xfs_bulkstat_single
>>
>> xfs_bukstat_one doesn't have any failure case that would go away when
>> called through xfs_bulkstat, so remove the fallback and the now unessecary
>> xfs_bulkstat_single function.
>>
>> Signed-off-by: Christoph Hellwig <hch@lst.de>
> 
> *nod*
> 
> I like this approach :)

I reconsidered the call interface in xfs_fsr and xfs_io/parent.
Yep, your idea is better and the patch looks good to me.


Thanks,
-Jeff

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