On Friday 20 October 2006 23:08, David Miller wrote:
> From: Andi Kleen <[email protected]>
> Date: Fri, 20 Oct 2006 23:01:29 +0200
>
> > netpoll always played a little fast'n'lose with various locking rules.
>
> The current code is fine, it never reenters ->poll, because it
> maintains a "->poll_owner" which it checks in netpoll_send_skb()
> before trying to call back into ->poll.
I was more thinking of reentry of the interrupt handler in
the driver etc. A lot of them also do printk, but that is fortunately
caught higher level.
-Andi
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