This is an implementation of fsverity_operations read_merkle_tree_page,
so it must still return the precise page asked for, but we can use the
folio API to reduce the number of conversions between folios & pages.
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
fs/ext4/verity.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/fs/ext4/verity.c b/fs/ext4/verity.c
index afe847c967a4..3b01247066dd 100644
--- a/fs/ext4/verity.c
+++ b/fs/ext4/verity.c
@@ -361,21 +361,21 @@ static struct page *ext4_read_merkle_tree_page(struct inode *inode,
pgoff_t index,
unsigned long num_ra_pages)
{
- struct page *page;
+ struct folio *folio;
index += ext4_verity_metadata_pos(inode) >> PAGE_SHIFT;
- page = find_get_page_flags(inode->i_mapping, index, FGP_ACCESSED);
- if (!page || !PageUptodate(page)) {
+ folio = __filemap_get_folio(inode->i_mapping, index, FGP_ACCESSED, 0);
+ if (!folio || !folio_test_uptodate(folio)) {
DEFINE_READAHEAD(ractl, NULL, NULL, inode->i_mapping, index);
- if (page)
- put_page(page);
+ if (folio)
+ folio_put(folio);
else if (num_ra_pages > 1)
page_cache_ra_unbounded(&ractl, num_ra_pages, 0);
- page = read_mapping_page(inode->i_mapping, index, NULL);
+ folio = read_mapping_folio(inode->i_mapping, index, NULL);
}
- return page;
+ return folio_file_page(folio, index);
}
static int ext4_write_merkle_tree_block(struct inode *inode, const void *buf,
--
2.39.2
