diff options
| -rw-r--r-- | fs/ubifs/file.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c index cc4d2ec95b70..13c078bdf156 100644 --- a/fs/ubifs/file.c +++ b/fs/ubifs/file.c @@ -426,7 +426,7 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping, pgoff_t index = pos >> PAGE_SHIFT; int err, appending = !!(pos + len > inode->i_size); int skipped_read = 0; - struct page *page; + struct folio *folio; ubifs_assert(c, ubifs_inode(inode)->ui_size == inode->i_size); ubifs_assert(c, !c->ro_media && !c->ro_mount); @@ -435,13 +435,14 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping, return -EROFS; /* Try out the fast-path part first */ - page = grab_cache_page_write_begin(mapping, index); - if (unlikely(!page)) - return -ENOMEM; + folio = __filemap_get_folio(mapping, index, FGP_WRITEBEGIN, + mapping_gfp_mask(mapping)); + if (IS_ERR(folio)) + return PTR_ERR(folio); - if (!PageUptodate(page)) { + if (!folio_test_uptodate(folio)) { /* The page is not loaded from the flash */ - if (!(pos & ~PAGE_MASK) && len == PAGE_SIZE) { + if (pos == folio_pos(folio) && len >= folio_size(folio)) { /* * We change whole page so no need to load it. But we * do not know whether this page exists on the media or @@ -451,19 +452,19 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping, * media. Thus, we are setting the @PG_checked flag * here. */ - SetPageChecked(page); + folio_set_checked(folio); skipped_read = 1; } else { - err = do_readpage(page); + err = do_readpage(&folio->page); if (err) { - unlock_page(page); - put_page(page); + folio_unlock(folio); + folio_put(folio); return err; } } } - err = allocate_budget(c, page, ui, appending); + err = allocate_budget(c, &folio->page, ui, appending); if (unlikely(err)) { ubifs_assert(c, err == -ENOSPC); /* @@ -471,7 +472,7 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping, * write all of it, then it is not up to date. */ if (skipped_read) - ClearPageChecked(page); + folio_clear_checked(folio); /* * Budgeting failed which means it would have to force * write-back but didn't, because we set the @fast flag in the @@ -483,8 +484,8 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping, ubifs_assert(c, mutex_is_locked(&ui->ui_mutex)); mutex_unlock(&ui->ui_mutex); } - unlock_page(page); - put_page(page); + folio_unlock(folio); + folio_put(folio); return write_begin_slow(mapping, pos, len, pagep); } @@ -495,9 +496,8 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping, * with @ui->ui_mutex locked if we are appending pages, and unlocked * otherwise. This is an optimization (slightly hacky though). */ - *pagep = page; + *pagep = &folio->page; return 0; - } /** |