HVCALL_SIGNAL_EVENT
case HVCALL_SIGNAL_EVENT:
case HVCALL_SIGNAL_EVENT:
hv_ghcb_hypercall(HVCALL_SIGNAL_EVENT, &channel->sig_event,
hv_tdx_hypercall(HVCALL_SIGNAL_EVENT | HV_HYPERCALL_FAST_BIT,
u64 control = HVCALL_SIGNAL_EVENT;
status = hv_do_fast_hypercall8(HVCALL_SIGNAL_EVENT, input);
hcall->control = HVCALL_SIGNAL_EVENT;
hcall->control = HVCALL_SIGNAL_EVENT;
rcx = HVCALL_SIGNAL_EVENT; /* code */