Re: [PATCH] xfs: stop using xfs_qm_dqtobp in xfs_qm_dqflush

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On Sun, 2010-09-05 at 21:44 -0400, Christoph Hellwig wrote:
> In xfs_qm_dqflush we know that q_blkno must be initialized already from a
> previous xfs_qm_dqread.  So instead of calling xfs_qm_dqtobp we can
> simply read the quota buffer directly.  This also saves us from a duplicate
> xfs_qm_dqcheck call check and allows xfs_qm_dqtobp to be simplified now
> that it is always called for a newly initialized inode.  In addition to
> that properly unwind all locks in xfs_qm_dqflush when xfs_qm_dqcheck
> fails.

Looks good.

Reviewed-by: Alex Elder <aelder@xxxxxxx>

> This mirrors a similar cleanup in the inode lookup done earlier.
> 
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> 
. . .

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