FC4 - IBM e326 - network problems.

[Naoki]

Ok, it's done it again and this time I have something on console :

<3>Debug : Sleeping function called from invalid context at
include/linux/rwsem.h:43
in_atomic:(0) irqs_disabled:(1)

What's that all about ? 

On Wed, 2005-08-31 at 09:48 +0900, Naoki wrote:
> The plot thickens,  I now have two of these boxes running. One plugged into a Foundry switch
> and the other into a cheap 10/100 switching hub.
> 
> The box connected to the hub says :
> 
> eth0: Tigon3 [partno(BCM95704A6) rev 2003 PHY(5704)] (PCIX:100MHz:64-bit) 10/100/1000BaseT Ethernet
> tg3: eth0: Link is up at 100 Mbps, full duplex.
> tg3: eth0: Flow control is on for TX and on for RX.
> 
> The box hooked up to the foundry ( which is now nailed at 100-full ) says :
> 
> eth0: Tigon3 [partno(BCM95704A6) rev 2003 PHY(5704)] (PCIX:100MHz:64-bit) 10/100/1000BaseT Ethernet
> tg3: eth0: Link is up at 100 Mbps, full duplex.
> tg3: eth0: Flow control is off for TX and off for RX.
> 
> Now I just checked on of my production boxes also hooked up to a foundry but using a slightly different Broadcom chip :
> 
> eth0: Tigon3 [partno(BCM95703A30) rev 1002 PHY(5703)] (PCIX:100MHz:64-bit) 10/100/1000BaseT Ethernet
> tg3: eth0: Link is up at 100 Mbps, full duplex.
> tg3: eth0: Flow control is off for TX and off for RX.
> 
> So my only question now is this lack of flow control a tg3 driver problem, or a foundry switch problem?  And how do I easily find out?
> 
> Any suggestions from the group would be appreciated.
> 
> 
> >From Aug 24th :
> 
> You know what, I did, and it's been ok since.  However I still have the
> kernel message saying no flow control.  I'm wondering if that's a
> problem, it would sound like one to me.
> 
> On Mon, 2005-08-22 at 13:47 +0200, Mogens Kjaer wrote:
> 
> > 
> > Have you also disabled auto-negotiation on the switch?
> > 
> > Mogens
> > -- 
> > Mogens Kjaer, Carlsberg A/S, Computer Department
> > Gamle Carlsberg Vej 10, DK-2500 Valby, Denmark
> > Phone: +45 33 27 53 25, Fax: +45 33 27 47 08
> > Email: mk at crc.dk Homepage: http://www.crc.dk
>