Re: via-rhine: NETDEV WATCHDOG: eth0: transmit timed out

From: Marco Colombo (marco@esi.it)
Date: Tue Jun 06 2000 - 13:21:13 EST


On Tue, 6 Jun 2000, Urban Widmark wrote:

> On Tue, 6 Jun 2000, Marco Colombo wrote:
>
> > Yes there were interrupts reported (I thought it was obviuos, since
> > the card worked with most low load operations). It pinged, i could telnet
>
> I meant if there was any more interrupts reported after the "transmit
> timed out" started. I assumed that it didn't recover but maybe it did?

Ah, i see.

I must admit i can't tell. As soon as i finish with the GA-71XE tests,
I'll try the K7V again. But i'm sure the card can receive packets
(*after* the timeout messages start).
I could see that running the driver with debug=7. It's just the TX queue
which is stalled. The frames are enqueued into the ring buffer, but
never get transmitted (no TX activity logging by the driver and the other
side sees no activity on the ethernet, with tcpdump).
So i guest it does get interrupts, for incoming packets, at least.

And, no, it does not recover. To recover i have the

# ifdown eth0; ifup eth0

sequence typed on console.

> > I think so... there is no info on which slots are bus-master or not.
> > I think they are all capable of receiving bus-mastering cards.
>
> It's just a comment in the driver source, and I have no reason to doubt
> it. Don't know how common non-bus mastering slots are ...
>
> /Urban
>
>

.TM.

-- 
      ____/  ____/   /
     /      /       /			Marco Colombo
    ___/  ___  /   /		      Technical Manager
   /          /   /			 ESI s.r.l.
 _____/ _____/  _/		       Colombo@ESI.it

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