173 static void ovl_cache_put(struct ovl_dir_file *od, struct dentry *dentry)  in ovl_cache_put()  argument
180 		if (ovl_dir_cache(dentry) == cache)  in ovl_cache_put()
181 			ovl_set_dir_cache(dentry, NULL);  in ovl_cache_put()
202 static int ovl_check_whiteouts(struct dentry *dir, struct ovl_readdir_data *rdd)  in ovl_check_whiteouts()
206 	struct dentry *dentry;  in ovl_check_whiteouts()  local
225 			dentry = lookup_one_len(p->name, dir, p->len);  in ovl_check_whiteouts()
226 			if (!IS_ERR(dentry)) {  in ovl_check_whiteouts()
227 				p->is_whiteout = ovl_is_whiteout(dentry);  in ovl_check_whiteouts()
228 				dput(dentry);  in ovl_check_whiteouts()
260 		err = ovl_check_whiteouts(realpath->dentry, rdd);  in ovl_dir_read()
271 	struct dentry *dentry = file->f_path.dentry;  in ovl_dir_reset()  local
272 	enum ovl_path_type type = ovl_path_type(dentry);  in ovl_dir_reset()
274 	if (cache && ovl_dentry_version_get(dentry) != cache->version) {  in ovl_dir_reset()
275 		ovl_cache_put(od, dentry);  in ovl_dir_reset()
284 static int ovl_dir_read_merged(struct dentry *dentry, struct list_head *list)  in ovl_dir_read_merged()  argument
297 		next = ovl_path_next(idx, dentry, &realpath);  in ovl_dir_read_merged()
331 static struct ovl_dir_cache *ovl_cache_get(struct dentry *dentry)  in ovl_cache_get()  argument
336 	cache = ovl_dir_cache(dentry);  in ovl_cache_get()
337 	if (cache && ovl_dentry_version_get(dentry) == cache->version) {  in ovl_cache_get()
341 	ovl_set_dir_cache(dentry, NULL);  in ovl_cache_get()
350 	res = ovl_dir_read_merged(dentry, &cache->entries);  in ovl_cache_get()
357 	cache->version = ovl_dentry_version_get(dentry);  in ovl_cache_get()
358 	ovl_set_dir_cache(dentry, cache);  in ovl_cache_get()
366 	struct dentry *dentry = file->f_path.dentry;  in ovl_iterate()  local
378 		cache = ovl_cache_get(dentry);  in ovl_iterate()
441 	struct dentry *dentry = file->f_path.dentry;  in ovl_dir_fsync()  local
447 	if (!od->is_upper && OVL_TYPE_UPPER(ovl_path_type(dentry))) {  in ovl_dir_fsync()
454 			ovl_path_upper(dentry, &upperpath);  in ovl_dir_fsync()
483 		ovl_cache_put(od, file->f_path.dentry);  in ovl_dir_release()
505 	type = ovl_path_real(file->f_path.dentry, &realpath);  in ovl_dir_open()
528 int ovl_check_empty_dir(struct dentry *dentry, struct list_head *list)  in ovl_check_empty_dir()  argument
533 	err = ovl_dir_read_merged(dentry, list);  in ovl_check_empty_dir()
556 void ovl_cleanup_whiteouts(struct dentry *upper, struct list_head *list)  in ovl_cleanup_whiteouts()
562 		struct dentry *dentry;  in ovl_cleanup_whiteouts()  local
567 		dentry = lookup_one_len(p->name, upper, p->len);  in ovl_cleanup_whiteouts()
568 		if (IS_ERR(dentry)) {  in ovl_cleanup_whiteouts()
571 			       (int) PTR_ERR(dentry));  in ovl_cleanup_whiteouts()
574 		if (dentry->d_inode)  in ovl_cleanup_whiteouts()
575 			ovl_cleanup(upper->d_inode, dentry);  in ovl_cleanup_whiteouts()
576 		dput(dentry);  in ovl_cleanup_whiteouts()