TDF_TSLEEP_DESCHEDULED
if (td->td_flags & TDF_TSLEEP_DESCHEDULED) {
td->td_flags |= TDF_TSLEEP_DESCHEDULED;
td->td_flags &= ~TDF_TSLEEP_DESCHEDULED;
KKASSERT(td->td_flags & TDF_TSLEEP_DESCHEDULED);