Function __stop

include/exec/linux/io_uring_context.hpp:199–205

    };

    inline void __stop(__task* __op) noexcept
    {
      ::io_uring_cqe __cqe{};
      __cqe.res       = -ECANCELED;
      __cqe.user_data = bit_cast<__u64>(__op);
      __op->__vtable_->__complete_(__op, __cqe);
    }

    // This class implements the io_uring submission queue.
    class __submission_queue