gianfar ethernet driver losses Rx-Messages

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gianfar ethernet driver losses Rx-Messages

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vm18553
Contributor II

Hi,

I have Freescale LS1021A target with kernel version - 5.10.35-rt. The device has 3 ethernet ports & one of the ports is used for EtherCAT. The Samba service is running on the device, which configures on all interfaces by default. We have observed that EtherCAT master losses RX messages frequently. On analyzing the tcpdump messages, it is seen that loss of RX message is seen immediately after NetBIOS packets which are from the samba service. The loss of message counter reported by EtherCat Master & Kernel driver is the same.

I'm just curious how NetBios causes the loss of RX messages.  Any help is appreciated. 

ETH1      Link encap:Ethernet  HWaddr 70:B3:D5:AB:45:73
          inet addr:192.168.137.248  Bcast:255.255.255.255  Mask:255.255.255.0
          UP BROADCAST RUNNING PROMISC MULTICAST  MTU:1500  Metric:1
          RX packets:737729 errors:0 dropped:8 overruns:0 frame:0
          TX packets:737753 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:96268280 (91.8 MiB)  TX bytes:96273512 (91.8 MiB)
          Base address:0x3000

 

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