95c4cd05 Tue Apr 27 21:56:17 CDT 2021 Matthew Wilcox (Oracle) <willy@infradead.org> iomap: Convert to_iomap_page to take a folio
The big comment about only using a head page can go away now that it takes a folio argument.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de>