filemap: Convert filemap_range_uptodate to folios

The only caller was already passing a head page, so this simply avoids
a call to compound_head().

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>
This commit is contained in:
Matthew Wilcox (Oracle) 2021-03-10 11:04:19 -05:00
commit 2fa4eeb800