aio_sent
status = job->aio_sent;
KASSERT(job->aio_sent + len <= job->uaiocb.aio_nbytes,
start = (uintptr_t)job->uaiocb.aio_buf + job->aio_sent;
MPASS(job->aio_sent == 0 || !(so->so_state & SS_NBIO));
if (len > job->uaiocb.aio_nbytes - job->aio_sent) {
len = job->uaiocb.aio_nbytes - job->aio_sent;
job->aio_sent += sent;
if (job->aio_sent < job->uaiocb.aio_nbytes &&