Re: HELP ! Why my dev->hard_start_xmit get called three times for one ping packet?

[Roland Dreier]

    ZI> After I configure the ethernet interface(it's a PCI card
    ZI> plugged in my debian PC), I run command ' ping -c 1
    ZI> 192.168.0.100', (the interface is configured with IP address
    ZI> 192.168.0.35), I used smartbit to look at the wire and found 3
    ZI> ping packets. From the debugging info, I can see
    ZI> dev->hard_start_xmit is called three times, the DMA engine
    ZI> seems to be acting correctly, and each time hard_start_xmit is
    ZI> invoked the skb address is different. How can this happen? 

Are any of the 3 packets actually arp packets?

 - Roland
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