Re: xbd backend disconnection

[Jed Davis <jdev%panix.com@localhost>]

Manuel Bouyer <bouyer%antioche.eu.org@localhost> writes:

> I also did a few more cleanups. The new patch is attached (against current)

And it works here.

The old patch's failure mode, however, reveals the lack of a check for
overflowing the response ring, and that a malicious or broken domU
could (I think) put garbage into the request ring indices and cause
our dom0 to loop ~forever in interrupt context.


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