Re: [patch] revert: [NET]: Fix races in net_rx_action vs netpoll

From: Ingo Molnar
Date: Mon Jul 16 2007 - 09:30:33 EST



* Olaf Kirch <olaf.kirch@xxxxxxxxxx> wrote:

> On Monday 16 July 2007 13:26, David Miller wrote:
> > Well, let's figure out why before we revert because it
> > is attempting to fix a legitimate bug.
> >
> > Olaf, any ideas?
>
> It seems as if the card is stuck in NAPI mode without being serviced
> by net_rx_action.
>
> Ingo, is this a UP or SMP machine? Are you still getting output from
> netconsole, or is the network down completely?

there is some netconsole output but that too gets stuck after the tx
timeout message. The e1000 options are:

CONFIG_E1000=y
CONFIG_E1000_NAPI=y
# CONFIG_E1000_DISABLE_PACKET_SPLIT is not set

Ingo
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/