79 static struct f2fs_dir_entry *find_in_block(struct page *dentry_page,  in find_in_block()  argument
89 	dentry_blk = (struct f2fs_dentry_block *)kmap(dentry_page);  in find_in_block()
94 		*res_page = dentry_page;  in find_in_block()
96 		kunmap(dentry_page);  in find_in_block()
102 	f2fs_bug_on(F2FS_P_SB(dentry_page), d.max < 0);  in find_in_block()
167 	struct page *dentry_page;  in find_in_level()  local
186 		dentry_page = find_data_page(dir, bidx);  in find_in_level()
187 		if (IS_ERR(dentry_page)) {  in find_in_level()
192 		de = find_in_block(dentry_page, fname, namehash, &max_slots,  in find_in_level()
199 		f2fs_put_page(dentry_page, 0);  in find_in_level()
361 	struct page *dentry_page;  in make_empty_dir()  local
368 	dentry_page = get_new_data_page(inode, page, 0, true);  in make_empty_dir()
369 	if (IS_ERR(dentry_page))  in make_empty_dir()
370 		return PTR_ERR(dentry_page);  in make_empty_dir()
372 	dentry_blk = kmap_atomic(dentry_page);  in make_empty_dir()
379 	set_page_dirty(dentry_page);  in make_empty_dir()
380 	f2fs_put_page(dentry_page, 1);  in make_empty_dir()
525 	struct page *dentry_page = NULL;  in __f2fs_add_link()  local
575 		dentry_page = get_new_data_page(dir, NULL, block, true);  in __f2fs_add_link()
576 		if (IS_ERR(dentry_page)) {  in __f2fs_add_link()
577 			err = PTR_ERR(dentry_page);  in __f2fs_add_link()
581 		dentry_blk = kmap(dentry_page);  in __f2fs_add_link()
587 		kunmap(dentry_page);  in __f2fs_add_link()
588 		f2fs_put_page(dentry_page, 1);  in __f2fs_add_link()
595 	f2fs_wait_on_page_writeback(dentry_page, DATA);  in __f2fs_add_link()
611 	set_page_dirty(dentry_page);  in __f2fs_add_link()
629 	kunmap(dentry_page);  in __f2fs_add_link()
630 	f2fs_put_page(dentry_page, 1);  in __f2fs_add_link()
734 	struct page *dentry_page;  in f2fs_empty_dir()  local
743 		dentry_page = get_lock_data_page(dir, bidx, false);  in f2fs_empty_dir()
744 		if (IS_ERR(dentry_page)) {  in f2fs_empty_dir()
745 			if (PTR_ERR(dentry_page) == -ENOENT)  in f2fs_empty_dir()
751 		dentry_blk = kmap_atomic(dentry_page);  in f2fs_empty_dir()
761 		f2fs_put_page(dentry_page, 1);  in f2fs_empty_dir()
828 	struct page *dentry_page = NULL;  in f2fs_readdir()  local
857 		dentry_page = get_lock_data_page(inode, n, false);  in f2fs_readdir()
858 		if (IS_ERR(dentry_page))  in f2fs_readdir()
861 		dentry_blk = kmap(dentry_page);  in f2fs_readdir()
869 		kunmap(dentry_page);  in f2fs_readdir()
870 		f2fs_put_page(dentry_page, 1);  in f2fs_readdir()
871 		dentry_page = NULL;  in f2fs_readdir()
874 	if (dentry_page && !IS_ERR(dentry_page)) {  in f2fs_readdir()
875 		kunmap(dentry_page);  in f2fs_readdir()
876 		f2fs_put_page(dentry_page, 1);  in f2fs_readdir()