BPF_ASYNC_CANCEL
case BPF_ASYNC_CANCEL:
case BPF_ASYNC_CANCEL:
bpf_async_process_op(cb, BPF_ASYNC_CANCEL, 0, 0);
(void)bpf_async_schedule_op(cb, BPF_ASYNC_CANCEL, 0, 0);
ret = bpf_async_schedule_op(cb, BPF_ASYNC_CANCEL, 0, 0);