Convert the passed page back into a folio and use the folio APIs, saving
a few hidden calls to compound_head().
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
fs/ntfs3/inode.c | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c
index b0299c7b59b4..e9c1cba44741 100644
--- a/fs/ntfs3/inode.c
+++ b/fs/ntfs3/inode.c
@@ -950,6 +950,7 @@ int ntfs_write_begin(struct file *file, struct address_space *mapping,
int ntfs_write_end(struct file *file, struct address_space *mapping, loff_t pos,
u32 len, u32 copied, struct page *page, void *fsdata)
{
+ struct folio *folio = page_folio(page);
struct inode *inode = mapping->host;
struct ntfs_inode *ni = ntfs_i(inode);
u64 valid = ni->i_valid;
@@ -961,23 +962,23 @@ int ntfs_write_end(struct file *file, struct address_space *mapping, loff_t pos,
err = attr_data_write_resident(ni, page);
ni_unlock(ni);
if (!err) {
+ struct buffer_head *head = folio_buffers(folio);
dirty = true;
- /* Clear any buffers in page. */
- if (page_has_buffers(page)) {
- struct buffer_head *head, *bh;
+ /* Clear any buffers in folio. */
+ if (head) {
+ struct buffer_head *bh = head;
- bh = head = page_buffers(page);
do {
clear_buffer_dirty(bh);
clear_buffer_mapped(bh);
set_buffer_uptodate(bh);
} while (head != (bh = bh->b_this_page));
}
- SetPageUptodate(page);
+ folio_mark_uptodate(folio);
err = copied;
}
- unlock_page(page);
- put_page(page);
+ folio_unlock(folio);
+ folio_put(folio);
} else {
err = generic_write_end(file, mapping, pos, len, copied, page,
fsdata);
--
2.43.0
