150 static struct f2fs_dir_entry *find_in_level(struct inode *dir,  in find_in_level()  argument
165 	nbucket = dir_buckets(level, F2FS_I(dir)->i_dir_level);  in find_in_level()
168 	bidx = dir_block_index(level, F2FS_I(dir)->i_dir_level,  in find_in_level()
174 		dentry_page = f2fs_find_data_page(dir, bidx);  in find_in_level()
195 	if (!de && room && F2FS_I(dir)->chash != namehash) {  in find_in_level()
196 		F2FS_I(dir)->chash = namehash;  in find_in_level()
197 		F2FS_I(dir)->clevel = level;  in find_in_level()
203 struct f2fs_dir_entry *__f2fs_find_entry(struct inode *dir,  in __f2fs_find_entry()  argument
206 	unsigned long npages = dir_blocks(dir);  in __f2fs_find_entry()
211 	if (f2fs_has_inline_dentry(dir)) {  in __f2fs_find_entry()
213 		de = f2fs_find_in_inline_dir(dir, fname, res_page);  in __f2fs_find_entry()
222 	max_depth = F2FS_I(dir)->i_current_depth;  in __f2fs_find_entry()
224 		f2fs_msg(F2FS_I_SB(dir)->sb, KERN_WARNING,  in __f2fs_find_entry()
226 				dir->i_ino, max_depth);  in __f2fs_find_entry()
228 		f2fs_i_depth_write(dir, max_depth);  in __f2fs_find_entry()
233 		de = find_in_level(dir, level, fname, res_page);  in __f2fs_find_entry()
240 		F2FS_I(dir)->task = current;  in __f2fs_find_entry()
250 struct f2fs_dir_entry *f2fs_find_entry(struct inode *dir,  in f2fs_find_entry()  argument
257 	err = fscrypt_setup_filename(dir, child, 1, &fname);  in f2fs_find_entry()
266 	de = __f2fs_find_entry(dir, &fname, res_page);  in f2fs_find_entry()
272 struct f2fs_dir_entry *f2fs_parent_dir(struct inode *dir, struct page **p)  in f2fs_parent_dir()  argument
276 	return f2fs_find_entry(dir, &dotdot, p);  in f2fs_parent_dir()
279 ino_t f2fs_inode_by_name(struct inode *dir, const struct qstr *qstr,  in f2fs_inode_by_name()  argument
285 	de = f2fs_find_entry(dir, qstr, page);  in f2fs_inode_by_name()
294 void f2fs_set_link(struct inode *dir, struct f2fs_dir_entry *de,  in f2fs_set_link()  argument
297 	enum page_type type = f2fs_has_inline_dentry(dir) ? NODE : DATA;  in f2fs_set_link()
304 	dir->i_mtime = dir->i_ctime = current_time(dir);  in f2fs_set_link()
305 	f2fs_mark_inode_dirty_sync(dir, false);  in f2fs_set_link()
359 struct page *f2fs_init_inode_metadata(struct inode *inode, struct inode *dir,  in f2fs_init_inode_metadata()  argument
364 	int dummy_encrypt = DUMMY_ENCRYPTION_ENABLED(F2FS_I_SB(dir));  in f2fs_init_inode_metadata()
375 			err = make_empty_dir(inode, dir, page);  in f2fs_init_inode_metadata()
383 		err = f2fs_init_acl(inode, dir, page, dpage);  in f2fs_init_inode_metadata()
387 		err = f2fs_init_security(inode, dir, orig_name, page);  in f2fs_init_inode_metadata()
391 		if ((f2fs_encrypted_inode(dir) || dummy_encrypt) &&  in f2fs_init_inode_metadata()
393 			err = fscrypt_inherit_context(dir, inode, page, false);  in f2fs_init_inode_metadata()
398 		page = f2fs_get_node_page(F2FS_I_SB(dir), inode->i_ino);  in f2fs_init_inode_metadata()
405 		if (f2fs_encrypted_inode(dir))  in f2fs_init_inode_metadata()
421 			f2fs_remove_orphan_inode(F2FS_I_SB(dir), inode->i_ino);  in f2fs_init_inode_metadata()
433 void f2fs_update_parent_metadata(struct inode *dir, struct inode *inode,  in f2fs_update_parent_metadata()  argument
438 			f2fs_i_links_write(dir, true);  in f2fs_update_parent_metadata()
441 	dir->i_mtime = dir->i_ctime = current_time(dir);  in f2fs_update_parent_metadata()
442 	f2fs_mark_inode_dirty_sync(dir, false);  in f2fs_update_parent_metadata()
444 	if (F2FS_I(dir)->i_current_depth != current_depth)  in f2fs_update_parent_metadata()
445 		f2fs_i_depth_write(dir, current_depth);  in f2fs_update_parent_metadata()
493 int f2fs_add_regular_entry(struct inode *dir, const struct qstr *new_name,  in f2fs_add_regular_entry()  argument
513 	current_depth = F2FS_I(dir)->i_current_depth;  in f2fs_add_regular_entry()
514 	if (F2FS_I(dir)->chash == dentry_hash) {  in f2fs_add_regular_entry()
515 		level = F2FS_I(dir)->clevel;  in f2fs_add_regular_entry()
516 		F2FS_I(dir)->chash = 0;  in f2fs_add_regular_entry()
520 	if (time_to_inject(F2FS_I_SB(dir), FAULT_DIR_DEPTH)) {  in f2fs_add_regular_entry()
532 	nbucket = dir_buckets(level, F2FS_I(dir)->i_dir_level);  in f2fs_add_regular_entry()
535 	bidx = dir_block_index(level, F2FS_I(dir)->i_dir_level,  in f2fs_add_regular_entry()
539 		dentry_page = f2fs_get_new_data_page(dir, NULL, block, true);  in f2fs_add_regular_entry()
560 		page = f2fs_init_inode_metadata(inode, dir, new_name,  in f2fs_add_regular_entry()
574 		f2fs_i_pino_write(inode, dir->i_ino);  in f2fs_add_regular_entry()
578 	f2fs_update_parent_metadata(dir, inode, current_depth);  in f2fs_add_regular_entry()
588 int f2fs_add_dentry(struct inode *dir, struct fscrypt_name *fname,  in f2fs_add_dentry()  argument
597 	if (f2fs_has_inline_dentry(dir))  in f2fs_add_dentry()
598 		err = f2fs_add_inline_entry(dir, &new_name, fname->usr_fname,  in f2fs_add_dentry()
601 		err = f2fs_add_regular_entry(dir, &new_name, fname->usr_fname,  in f2fs_add_dentry()
604 	f2fs_update_time(F2FS_I_SB(dir), REQ_TIME);  in f2fs_add_dentry()
612 int f2fs_do_add_link(struct inode *dir, const struct qstr *name,  in f2fs_do_add_link()  argument
620 	err = fscrypt_setup_filename(dir, name, 0, &fname);  in f2fs_do_add_link()
631 	if (current != F2FS_I(dir)->task) {  in f2fs_do_add_link()
632 		de = __f2fs_find_entry(dir, &fname, &page);  in f2fs_do_add_link()
633 		F2FS_I(dir)->task = NULL;  in f2fs_do_add_link()
641 		err = f2fs_add_dentry(dir, &fname, inode, ino, mode);  in f2fs_do_add_link()
647 int f2fs_do_tmpfile(struct inode *inode, struct inode *dir)  in f2fs_do_tmpfile()  argument
653 	page = f2fs_init_inode_metadata(inode, dir, NULL, NULL, NULL);  in f2fs_do_tmpfile()
667 void f2fs_drop_nlink(struct inode *dir, struct inode *inode)  in f2fs_drop_nlink()  argument
669 	struct f2fs_sb_info *sbi = F2FS_I_SB(dir);  in f2fs_drop_nlink()
674 		f2fs_i_links_write(dir, false);  in f2fs_drop_nlink()
695 					struct inode *dir, struct inode *inode)  in f2fs_delete_entry()  argument
702 	f2fs_update_time(F2FS_I_SB(dir), REQ_TIME);  in f2fs_delete_entry()
704 	if (F2FS_OPTION(F2FS_I_SB(dir)).fsync_mode == FSYNC_MODE_STRICT)  in f2fs_delete_entry()
705 		f2fs_add_ino_entry(F2FS_I_SB(dir), dir->i_ino, TRANS_DIR_INO);  in f2fs_delete_entry()
707 	if (f2fs_has_inline_dentry(dir))  in f2fs_delete_entry()
708 		return f2fs_delete_inline_entry(dentry, page, dir, inode);  in f2fs_delete_entry()
724 	dir->i_ctime = dir->i_mtime = current_time(dir);  in f2fs_delete_entry()
725 	f2fs_mark_inode_dirty_sync(dir, false);  in f2fs_delete_entry()
728 		f2fs_drop_nlink(dir, inode);  in f2fs_delete_entry()
731 		!f2fs_truncate_hole(dir, page->index, page->index + 1)) {  in f2fs_delete_entry()
736 		inode_dec_dirty_pages(dir);  in f2fs_delete_entry()
737 		f2fs_remove_dirty_inode(dir);  in f2fs_delete_entry()
742 bool f2fs_empty_dir(struct inode *dir)  in f2fs_empty_dir()  argument
748 	unsigned long nblock = dir_blocks(dir);  in f2fs_empty_dir()
750 	if (f2fs_has_inline_dentry(dir))  in f2fs_empty_dir()
751 		return f2fs_empty_inline_dir(dir);  in f2fs_empty_dir()
754 		dentry_page = f2fs_get_lock_data_page(dir, bidx, false);  in f2fs_empty_dir()