[openib-general] ipoib lockdep warning

[Roland Dreier]

 > this does not have to be a false positive!
 > It is not legal to take ANY non-hardirq safe lock after having taken a
 > lock that's used in hardirq context.
 > (having said that the skb_queue_tail lock needs a  special treatment for
 > some real false positives; Linus merged that already)

 ...

 > Now this assumes your queue is shared with the networking stack,

Right, understood -- but ipoib has a private skb queue.  Which is why
I said it was a false positive.

Thanks,
  Roland