xfs: remove xfs_reflink_trim_irec_to_next_cow
We already have to check for overlapping COW extents everytime we come back to a page in xfs_writepage_map / xfs_map_cow, so this additional trim is not required. Signed-off-by: NChristoph Hellwig <hch@lst.de> Reviewed-by: NBrian Foster <bfoster@redhat.com> Reviewed-by: NDarrick J. Wong <darrick.wong@oracle.com> Signed-off-by: NDarrick J. Wong <darrick.wong@oracle.com>
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