SEV_CMD_DBG_DECRYPT
int cmd = ioctl == KVM_SEV_DBG_DECRYPT ? SEV_CMD_DBG_DECRYPT :
ret = sev_do_cmd(SEV_CMD_DBG_DECRYPT, &dbg, &error);
case SEV_CMD_DBG_DECRYPT: return sizeof(struct sev_data_dbg);
case SEV_CMD_DBG_DECRYPT: {