286 	struct btf *btf;  member
1019 skip_mods_and_typedefs(const struct btf *btf, __u32 id, __u32 *res_id)  in skip_mods_and_typedefs()  argument
1021 	const struct btf_type *t = btf__type_by_id(btf, id);  in skip_mods_and_typedefs()
1029 		t = btf__type_by_id(btf, t->type);  in skip_mods_and_typedefs()
1042 static bool get_map_field_int(const char *map_name, const struct btf *btf,  in get_map_field_int()  argument
1045 	const struct btf_type *t = skip_mods_and_typedefs(btf, m->type, NULL);  in get_map_field_int()
1046 	const char *name = btf__name_by_offset(btf, m->name_off);  in get_map_field_int()
1056 	arr_t = btf__type_by_id(btf, t->type);  in get_map_field_int()
1086 	var = btf__type_by_id(obj->btf, vi->type);  in bpf_object__init_user_btf_map()
1088 	map_name = btf__name_by_offset(obj->btf, var->name_off);  in bpf_object__init_user_btf_map()
1111 	def = skip_mods_and_typedefs(obj->btf, var->type, NULL);  in bpf_object__init_user_btf_map()
1140 		const char *name = btf__name_by_offset(obj->btf, m->name_off);  in bpf_object__init_user_btf_map()
1148 			if (!get_map_field_int(map_name, obj->btf, def, m,  in bpf_object__init_user_btf_map()
1154 			if (!get_map_field_int(map_name, obj->btf, def, m,  in bpf_object__init_user_btf_map()
1160 			if (!get_map_field_int(map_name, obj->btf, def, m,  in bpf_object__init_user_btf_map()
1168 			if (!get_map_field_int(map_name, obj->btf, def, m,  in bpf_object__init_user_btf_map()
1182 			t = btf__type_by_id(obj->btf, m->type);  in bpf_object__init_user_btf_map()
1193 			sz = btf__resolve_size(obj->btf, t->type);  in bpf_object__init_user_btf_map()
1211 			if (!get_map_field_int(map_name, obj->btf, def, m,  in bpf_object__init_user_btf_map()
1225 			t = btf__type_by_id(obj->btf, m->type);  in bpf_object__init_user_btf_map()
1236 			sz = btf__resolve_size(obj->btf, t->type);  in bpf_object__init_user_btf_map()
1291 	nr_types = btf__get_nr_types(obj->btf);  in bpf_object__init_user_btf_maps()
1293 		t = btf__type_by_id(obj->btf, i);  in bpf_object__init_user_btf_maps()
1296 		name = btf__name_by_offset(obj->btf, t->name_off);  in bpf_object__init_user_btf_maps()
1366 	struct btf *btf = obj->btf;  in bpf_object__sanitize_btf()  local
1370 	if (!obj->btf || (has_func && has_datasec))  in bpf_object__sanitize_btf()
1373 	for (i = 1; i <= btf__get_nr_types(btf); i++) {  in bpf_object__sanitize_btf()
1374 		t = (struct btf_type *)btf__type_by_id(btf, i);  in bpf_object__sanitize_btf()
1393 			name = (char *)btf__name_by_offset(btf, t->name_off);  in bpf_object__sanitize_btf()
1407 				vt = (void *)btf__type_by_id(btf, v->type);  in bpf_object__sanitize_btf()
1446 		obj->btf = btf__new(btf_data->d_buf, btf_data->d_size);  in bpf_object__init_btf()
1447 		if (IS_ERR(obj->btf)) {  in bpf_object__init_btf()
1452 		err = btf__finalize_data(obj, obj->btf);  in bpf_object__init_btf()
1460 		if (!obj->btf) {  in bpf_object__init_btf()
1475 	if (err || IS_ERR(obj->btf)) {  in bpf_object__init_btf()
1477 			err = err ? : PTR_ERR(obj->btf);  in bpf_object__init_btf()
1480 		if (!IS_ERR_OR_NULL(obj->btf))  in bpf_object__init_btf()
1481 			btf__free(obj->btf);  in bpf_object__init_btf()
1482 		obj->btf = NULL;  in bpf_object__init_btf()
1484 	if (btf_required && !obj->btf) {  in bpf_object__init_btf()
1495 	if (!obj->btf)  in bpf_object__sanitize_and_load_btf()
1501 	err = btf__load(obj->btf);  in bpf_object__sanitize_and_load_btf()
1505 		btf__free(obj->btf);  in bpf_object__sanitize_and_load_btf()
1506 		obj->btf = NULL;  in bpf_object__sanitize_and_load_btf()
1864 		ret = btf__get_map_kv_tids(obj->btf, map->name, def->key_size,  in bpf_map_find_btf_info()
1872 		ret = btf__find_by_name(obj->btf,  in bpf_map_find_btf_info()
2182 		if (obj->btf && !bpf_map_find_btf_info(obj, map)) {  in bpf_object__create_maps()
2183 			create_attr.btf_fd = btf__fd(obj->btf);  in bpf_object__create_maps()
2271 		err = btf_ext__reloc_func_info(obj->btf, obj->btf_ext,  in bpf_program_reloc_btf_ext()
2284 		err = btf_ext__reloc_line_info(obj->btf, obj->btf_ext,  in bpf_program_reloc_btf_ext()
2309 	const struct btf *btf;  member
2358 static int bpf_core_spec_parse(const struct btf *btf,  in bpf_core_spec_parse()  argument
2373 	spec->btf = btf;  in bpf_core_spec_parse()
2391 	t = skip_mods_and_typedefs(btf, type_id, &id);  in bpf_core_spec_parse()
2400 	sz = btf__resolve_size(btf, id);  in bpf_core_spec_parse()
2406 		t = skip_mods_and_typedefs(btf, id, &id);  in bpf_core_spec_parse()
2428 				name = btf__name_by_offset(btf, m->name_off);  in bpf_core_spec_parse()
2442 			t = skip_mods_and_typedefs(btf, a->type, &id);  in bpf_core_spec_parse()
2450 			sz = btf__resolve_size(btf, id);  in bpf_core_spec_parse()
2500 static struct ids_vec *bpf_core_find_cands(const struct btf *local_btf,  in bpf_core_find_cands()
2502 					   const struct btf *targ_btf)  in bpf_core_find_cands()
2566 static int bpf_core_fields_are_compat(const struct btf *local_btf,  in bpf_core_fields_are_compat()
2568 				      const struct btf *targ_btf,  in bpf_core_fields_are_compat()
2622 static int bpf_core_match_member(const struct btf *local_btf,  in bpf_core_match_member()
2624 				 const struct btf *targ_btf,  in bpf_core_match_member()
2704 			       const struct btf *targ_btf, __u32 targ_id,  in bpf_core_spec_match()
2713 	targ_spec->btf = targ_btf;  in bpf_core_spec_match()
2719 		targ_type = skip_mods_and_typedefs(targ_spec->btf, targ_id,  in bpf_core_spec_match()
2725 			matched = bpf_core_match_member(local_spec->btf,  in bpf_core_spec_match()
2816 static struct btf *btf_load_raw(const char *path)  in btf_load_raw()
2818 	struct btf *btf;  in btf_load_raw()  local
2833 		btf = ERR_PTR(-errno);  in btf_load_raw()
2840 		btf = ERR_PTR(-EBADF);  in btf_load_raw()
2844 	btf = btf__new(data, read_cnt);  in btf_load_raw()
2848 	return btf;  in btf_load_raw()
2855 static struct btf *bpf_core_find_kernel_btf(void)  in bpf_core_find_kernel_btf()
2874 	struct btf *btf;  in bpf_core_find_kernel_btf()  local
2886 			btf = btf_load_raw(path);  in bpf_core_find_kernel_btf()
2888 			btf = btf__parse_elf(path, NULL);  in bpf_core_find_kernel_btf()
2891 			 path, IS_ERR(btf) ? PTR_ERR(btf) : 0);  in bpf_core_find_kernel_btf()
2892 		if (IS_ERR(btf))  in bpf_core_find_kernel_btf()
2895 		return btf;  in bpf_core_find_kernel_btf()
2914 	t = btf__type_by_id(spec->btf, type_id);  in bpf_core_dump_spec()
2915 	s = btf__name_by_offset(spec->btf, t->name_off);  in bpf_core_dump_spec()
3001 				 const struct btf *local_btf,  in bpf_core_reloc_offset()
3002 				 const struct btf *targ_btf,  in bpf_core_reloc_offset()
3116 	struct btf *targ_btf;  in bpf_core_reloc_offsets()
3138 		sec_name = btf__name_by_offset(obj->btf, sec->sec_name_off);  in bpf_core_reloc_offsets()
3155 			err = bpf_core_reloc_offset(prog, rec, i, obj->btf,  in bpf_core_reloc_offsets()
4191 	btf__free(obj->btf);  in bpf_object__close()
4247 struct btf *bpf_object__btf(const struct bpf_object *obj)  in bpf_object__btf()
4249 	return obj ? obj->btf : NULL;  in bpf_object__btf()
4254 	return obj->btf ? btf__fd(obj->btf) : -1;  in bpf_object__btf_fd()