Re: [PATCH] [BUGFIX] xfs: use doalloc flag in xfs_qm_dqattach_one()

[Christoph Hellwig]

On Thu, Nov 10, 2011 at 10:33:10AM +0900, Mitsuo Hayasaka wrote:
> The doalloc arg in xfs_qm_dqattach_one() is a flag that indicates
> whether a new area to handle quota information will be allocated
> if needed. Originally, it was passed to xfs_qm_dqget(), but has
> been removed by the following commit (probably by mistake):
> 
> 	commit 8e9b6e7fa4544ea8a0e030c8987b918509c8ff47
> 	Author: Christoph Hellwig <hch@xxxxxx>
> 	Date:   Sun Feb 8 21:51:42 2009 +0100
> 
> 	xfs: remove the unused XFS_QMOPT_DQLOCK flag
> 
> As the result, xfs_qm_dqget() called from xfs_qm_dqattach_one()
> never allocates the new area even if it is needed.
> 
> This patch gives the doalloc arg to xfs_qm_dqget() in
> xfs_qm_dqattach_one() to fix this problem.

Thanks a lot, this is a good fix.  Do you have a good testcase
showing the effect?

Reviewed-by: Christoph Hellwig <hch@xxxxxx>

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