295 static void ovl_cache_put(struct ovl_dir_file *od, struct inode *inode)  in ovl_cache_put()  argument
297 	struct ovl_dir_cache *cache = od->cache;  in ovl_cache_put()
403 	struct ovl_dir_file *od = file->private_data;  in ovl_dir_reset()  local
404 	struct ovl_dir_cache *cache = od->cache;  in ovl_dir_reset()
409 		ovl_cache_put(od, inode);  in ovl_dir_reset()
410 		od->cache = NULL;  in ovl_dir_reset()
411 		od->cursor = NULL;  in ovl_dir_reset()
414 	if (od->is_real != is_real) {  in ovl_dir_reset()
418 		od->is_real = false;  in ovl_dir_reset()
468 static void ovl_seek_cursor(struct ovl_dir_file *od, loff_t pos)  in ovl_seek_cursor()  argument
473 	list_for_each(p, &od->cache->entries) {  in ovl_seek_cursor()
479 	od->cursor = p;  in ovl_seek_cursor()
780 	struct ovl_dir_file *od = file->private_data;  in ovl_is_impure_dir()  local
789 	return od->is_upper && ovl_test_flag(OVL_IMPURE, dir);  in ovl_is_impure_dir()
796 	struct ovl_dir_file *od = file->private_data;  in ovl_iterate_real()  local
830 	err = iterate_dir(od->realfile, &rdt.ctx);  in ovl_iterate_real()
838 	struct ovl_dir_file *od = file->private_data;  in ovl_iterate_merged()  local
843 	if (!od->cache) {  in ovl_iterate_merged()
851 		od->cache = cache;  in ovl_iterate_merged()
852 		ovl_seek_cursor(od, ctx->pos);  in ovl_iterate_merged()
855 	while (od->cursor != &od->cache->entries) {  in ovl_iterate_merged()
856 		p = list_entry(od->cursor, struct ovl_cache_entry, l_node);  in ovl_iterate_merged()
869 		od->cursor = p->l_node.next;  in ovl_iterate_merged()
900 	struct ovl_dir_file *od = file->private_data;  in ovl_iterate()  local
906 		if (!od->is_real)  in ovl_iterate()
912 		return iterate_dir(od->realfile, ctx);  in ovl_iterate()
919 	struct ovl_dir_file *od = file->private_data;  in ovl_dir_llseek()  local
925 	if (od->is_real) {  in ovl_dir_llseek()
926 		res = vfs_llseek(od->realfile, offset, origin);  in ovl_dir_llseek()
927 		file->f_pos = od->realfile->f_pos;  in ovl_dir_llseek()
945 			if (od->cache)  in ovl_dir_llseek()
946 				ovl_seek_cursor(od, offset);  in ovl_dir_llseek()
973 	struct ovl_dir_file *od = file->private_data;  in ovl_dir_real_file()  local
975 	struct file *old, *realfile = od->realfile;  in ovl_dir_real_file()
983 	if (!od->is_upper) {  in ovl_dir_real_file()
984 		realfile = READ_ONCE(od->upperfile);  in ovl_dir_real_file()
993 			old = cmpxchg_release(&od->upperfile, NULL, realfile);  in ovl_dir_real_file()
1026 	struct ovl_dir_file *od = file->private_data;  in ovl_dir_release()  local
1028 	if (od->cache) {  in ovl_dir_release()
1030 		ovl_cache_put(od, inode);  in ovl_dir_release()
1033 	fput(od->realfile);  in ovl_dir_release()
1034 	if (od->upperfile)  in ovl_dir_release()
1035 		fput(od->upperfile);  in ovl_dir_release()
1036 	kfree(od);  in ovl_dir_release()
1045 	struct ovl_dir_file *od;  in ovl_dir_open()  local
1048 	od = kzalloc(sizeof(struct ovl_dir_file), GFP_KERNEL);  in ovl_dir_open()
1049 	if (!od)  in ovl_dir_open()
1055 		kfree(od);  in ovl_dir_open()
1058 	od->realfile = realfile;  in ovl_dir_open()
1059 	od->is_real = ovl_dir_is_real(inode);  in ovl_dir_open()
1060 	od->is_upper = OVL_TYPE_UPPER(type);  in ovl_dir_open()
1061 	file->private_data = od;  in ovl_dir_open()