增加日志

app/src/main/cpp/PhoneDevice.cpp

@@ -4421,10 +4421,13 @@ int CPhoneDevice::ExecuteCommand(const std::string& cmd)
 
 void CPhoneDevice::ShutdownEthernet()
 {
+    XYLOG(XYLOG_SEVERITY_DEBUG, "Make Ethernet Down");
     std::string cmd = "/system/xbin/su root ifconfig ";
     cmd += m_network->iface;
     cmd += " down";
-    ExecuteCommand(cmd);
+    int resCode = ExecuteCommand(cmd);
+    XYLOG(XYLOG_SEVERITY_DEBUG, "Ethernet is Down %d", resCode);
+
     // const char* args[] = {"root", "ifconfig", m_network->iface.c_str(), "down", NULL};
 
 #if 0