kernel/bpf/btf.c

3455 		} kptr;
3500 	else if (!strcmp("kptr", tag_value))
3520 	info->kptr.type_id = res_id;
3927 	t = btf_type_by_id(btf, info->kptr.type_id);
3935 		 * kptr allocated via bpf_obj_new
3937 		field->kptr.dtor = NULL;
3938 		id = info->kptr.type_id;
3987 		field->kptr.dtor = (void *)addr;
3991 	field->kptr.btf_id = id;
3992 	field->kptr.btf = kptr_btf;
3993 	field->kptr.module = mod;
4228 			if (btf_is_kernel(rec->fields[i].kptr.btf))
4230 			t = btf_type_by_id(rec->fields[i].kptr.btf,
4231 					   rec->fields[i].kptr.btf_id);