fs: Convert mpage_readpage to mpage_read_folio

mpage_readpage still works in terms of pages, and has not been audited
for correctness with large folios, so include an assertion that the
filesystem is not passing it large folios.  Convert all the filesystems
to call mpage_read_folio() instead of mpage_readpage().

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c
index d7491692aea3..88bf20303466 100644
--- a/fs/isofs/inode.c
+++ b/fs/isofs/inode.c
@@ -1174,9 +1174,9 @@ struct buffer_head *isofs_bread(struct inode *inode, sector_t block)
 	return sb_bread(inode->i_sb, blknr);
 }
 
-static int isofs_readpage(struct file *file, struct page *page)
+static int isofs_read_folio(struct file *file, struct folio *folio)
 {
-	return mpage_readpage(page, isofs_get_block);
+	return mpage_read_folio(folio, isofs_get_block);
 }
 
 static void isofs_readahead(struct readahead_control *rac)
@@ -1190,7 +1190,7 @@ static sector_t _isofs_bmap(struct address_space *mapping, sector_t block)
 }
 
 static const struct address_space_operations isofs_aops = {
-	.readpage = isofs_readpage,
+	.read_folio = isofs_read_folio,
 	.readahead = isofs_readahead,
 	.bmap = _isofs_bmap
 };