On Fri, Apr 29, 2011 at 1:32 PM, Ingo Molnar <[email protected]> wrote: >> Without the mutex around the kvm__irq_line, I am still seeing the >> hangs(with the irq assertion movement patch). > > since the mutex has no effect on the other party that modifies the virtual > queue (the guest OS), this at best only changes timings and hides the bug.
Yes, I don't think it has anything to do with the queues - it's simply a bug in the RX path which requires other work to happen to raise the IRQ. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
