22 	struct target_type *tt;  in __find_target_type()  local
24 	list_for_each_entry(tt, &_targets, list)  in __find_target_type()
25 		if (!strcmp(name, tt->name))  in __find_target_type()
26 			return tt;  in __find_target_type()
33 	struct target_type *tt;  in get_target_type()  local
37 	tt = __find_target_type(name);  in get_target_type()
38 	if (tt && !try_module_get(tt->module))  in get_target_type()
39 		tt = NULL;  in get_target_type()
42 	return tt;  in get_target_type()
52 	struct target_type *tt = get_target_type(name);  in dm_get_target_type()  local
54 	if (!tt) {  in dm_get_target_type()
56 		tt = get_target_type(name);  in dm_get_target_type()
59 	return tt;  in dm_get_target_type()
62 void dm_put_target_type(struct target_type *tt)  in dm_put_target_type()  argument
65 	module_put(tt->module);  in dm_put_target_type()
69 int dm_target_iterate(void (*iter_func)(struct target_type *tt,  in dm_target_iterate()  argument
72 	struct target_type *tt;  in dm_target_iterate()  local
75 	list_for_each_entry(tt, &_targets, list)  in dm_target_iterate()
76 		iter_func(tt, param);  in dm_target_iterate()
82 int dm_register_target(struct target_type *tt)  in dm_register_target()  argument
87 	if (__find_target_type(tt->name))  in dm_register_target()
90 		list_add(&tt->list, &_targets);  in dm_register_target()
96 void dm_unregister_target(struct target_type *tt)  in dm_unregister_target()  argument
99 	if (!__find_target_type(tt->name)) {  in dm_unregister_target()
100 		DMCRIT("Unregistering unrecognised target: %s", tt->name);  in dm_unregister_target()
104 	list_del(&tt->list);  in dm_unregister_target()
113 static int io_err_ctr(struct dm_target *tt, unsigned int argc, char **args)  in io_err_ctr()  argument
118 	tt->num_discard_bios = 1;  in io_err_ctr()
123 static void io_err_dtr(struct dm_target *tt)  in io_err_dtr()  argument
128 static int io_err_map(struct dm_target *tt, struct bio *bio)  in io_err_map()  argument