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    SubjectRe: [PATCH v2] x86, vt-d: enable x2apic opt out
    On Mon, 2011-05-16 at 21:32 +0100, Alex Williamson wrote:
    > Just a guess, but the OEM probably hasn't updated their SMI handlers to
    > understand x2apic yet and won't before the product ships because some
    > other OS doesn't bother to use x2apic.

    Yay, crappy closed-source BIOS holds back the platform yet again.

    > We can still enable interrupt remapping w/o x2apic though, so I'm
    > curious what other irq injection tricks you're referring to. Thanks,

    David Woodhouse Open Source Technology Centre Intel Corporation
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