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    SubjectRe: [PATCH v3 0/2] kvm: level irqfd and new eoifd
    On 07/03/2012 10:21 PM, Alex Williamson wrote:
    > Here's the latest iteration of adding an interface to assert and
    > de-assert level interrupts from external drivers like vfio. These
    > apply on top of the previous argument cleanup, documentation, and
    > sanitization patches for irqfd. It would be great to get this queued
    > in next for linux 3.6.
    > I believe I've addressed all the previous comments, including fixing
    > the locking problems in eoifd. I've run this with lockdep adding
    > and removing level irqfd/eoifd pairs without any problems. Please
    > let me know if there are any further comments. Thanks,

    Is there any performance justification for level irqfd? Don't all
    new/high bandwidth devices support msi, and this is just a legacy path?

    eoifd does add new functionality (which parallels the existing ack
    notifier usage in kvm device assignment); it's not just an optimization.

    error compiling committee.c: too many arguments to function

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