Merge tag 'pull-write-one-page' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

Pull vfs write_one_page removal from Al Viro:
 "write_one_page series"

* tag 'pull-write-one-page' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  mm,jfs: move write_one_page/folio_write_one to jfs
  ocfs2: don't use write_one_page in ocfs2_duplicate_clusters_by_page
  ufs: don't flush page immediately for DIRSYNC directories

1 files changed, 0 insertions, 40 deletions

diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 516b1aa247e8..db7943999007 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -2583,46 +2583,6 @@ int do_writepages(struct address_space *mapping, struct writeback_control *wbc)
 	return ret;
 }
 
-/**
- * folio_write_one - write out a single folio and wait on I/O.
- * @folio: The folio to write.
- *
- * The folio must be locked by the caller and will be unlocked upon return.
- *
- * Note that the mapping's AS_EIO/AS_ENOSPC flags will be cleared when this
- * function returns.
- *
- * Return: %0 on success, negative error code otherwise
- */
-int folio_write_one(struct folio *folio)
-{
-	struct address_space *mapping = folio->mapping;
-	int ret = 0;
-	struct writeback_control wbc = {
-		.sync_mode = WB_SYNC_ALL,
-		.nr_to_write = folio_nr_pages(folio),
-	};
-
-	BUG_ON(!folio_test_locked(folio));
-
-	folio_wait_writeback(folio);
-
-	if (folio_clear_dirty_for_io(folio)) {
-		folio_get(folio);
-		ret = mapping->a_ops->writepage(&folio->page, &wbc);
-		if (ret == 0)
-			folio_wait_writeback(folio);
-		folio_put(folio);
-	} else {
-		folio_unlock(folio);
-	}
-
-	if (!ret)
-		ret = filemap_check_errors(mapping);
-	return ret;
-}
-EXPORT_SYMBOL(folio_write_one);
-
 /*
  * For address_spaces which do not use buffers nor write back.
  */