Workaround for monitoring over XenBusConnection - #18
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Because of a bug in Xen, when receiving an acknowledgement over XenBusConnection for a `Op.WATCH` request, the `rq_id` will always be zero. This commit works around the bug by expecting a `rq_id` of zero in this specific context.
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Because of a bug in Xen, when receiving an acknowledgement over XenBusConnection for a
Op.WATCHrequest, therq_idwill always be zero.This commit works around the bug by expecting a
rq_idof zero in this specific context.