Unverified Commit 0c1a1566 authored by Matthew Wilcox (Oracle)'s avatar Matthew Wilcox (Oracle) Committed by Konstantin Komarov
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ntfs3: Convert ntfs_write_end() to work on a folio 



Convert the passed page back into a folio and use the folio APIs, saving
a few hidden calls to compound_head().

Signed-off-by: default avatarMatthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: default avatarKonstantin Komarov <almaz.alexandrovich@paragon-software.com>
parent ab055cf9

fs/ntfs3/inode.c

+8 −7
Original line number Diff line number Diff line
@@ -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);