xfs: fetch dquots directly during quotacheck
Quotacheck only runs during mount, which means that there are no other processes in the system that could be doing chown or chproj. Therefore there's no potential for racing to attach dquots to the inode so we can drop all the ILOCK and race detection bits from quotacheck. Signed-off-by: NDarrick J. Wong <darrick.wong@oracle.com> Reviewed-by: NBrian Foster <bfoster@redhat.com> Reviewed-by: NChristoph Hellwig <hch@lst.de>
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