Re: sungem hangs in atomic if netconsole enabled but no carrier

[Benjamin Herrenschmidt]

On Tue, 2005-12-20 at 23:19 +0100, Francois Romieu wrote:

> net/core/netpoll.c::netpoll_send_skb() notices that the queue is stopped
> and decides to try the usual NAPI poll(). A few function calls later, the
> driver ends in drivers/net/sungem.c::gem_poll() where it takes so many
> (irq-)locks that I do not even want to verify that it has a chance
> to play nice with the pending gem_link_timer().

I'm not fan of the locking in sungem, I think I wrote a big fat comment
about it and why it is like that for now, better ideas are welcome :)

Ben.


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