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iomap: Convert readahead and readpage to use a folio
authorMatthew Wilcox (Oracle) <willy@infradead.org>
Wed, 28 Apr 2021 13:39:51 +0000 (09:39 -0400)
committerMatthew Wilcox (Oracle) <willy@infradead.org>
Thu, 16 Dec 2021 20:49:52 +0000 (15:49 -0500)
commit3aa9c659bf821f112ed765d822f67340a92b8b82
treeb663b0f8ed7325a97fc792834ed2dccaa6ebf032tree
parent874628a2c5900358ca89d733cc3865c15bdcd5d8commit | diff
iomap: Convert readahead and readpage to use a folio

Handle folios of arbitrary size instead of working in PAGE_SIZE units.
readahead_folio() decreases the page refcount for you, so this is not
quite a mechanical change.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
fs/iomap/buffered-io.c diff | blob | history
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