Re: [Bugme-new] [Bug 10326] New: inconsistent lock state innet_rx_action

From: Jarek Poplawski
Date: Thu Mar 27 2008 - 08:43:51 EST


On Thu, Mar 27, 2008 at 01:30:14PM +0100, Peter Zijlstra wrote:
...
> My guess is that it is a race between polling the device and irq pushing
> the packet. That is, normally the IRQ handler wins and netpoll doesn't
> have anything to do and it doesn't traverse this code path.
>
> (although I must admit to being a little out of my depth here)

Probably you're right but there were really a lot of testing and
stressing netconsole for misterious lockups for quite a long time
with this new napi, so it's hard to believe this was hidden so
well...

Jarek P.
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