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    SubjectRe: [RFC 1/3] Unified NMI delayed call mechanism
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    On Sat, Jun 19, 2010 at 6:53 PM, Ingo Molnar <mingo@elte.hu> wrote:
    > The proper, generic approach would be to enable softirq notifications (on x86)
    > from NMI contexts as well (it's actually possible without overhead),

    Yes. I will do that. And I think self interrupt can be used as the
    short-cut for soft_irq if available. The next soft_irq may be too late
    if there is too few interrupts.

    > and to
    > extend user return notifiers with the logical next step: nmi return notifiers.
    > If presented in such a form then those could use softirqs for atomic callbacks
    > and per cpu kthreads for sleepable callbacks, etc.

    NMI return notifiers fired in soft_irq?

    Best Regards,
    Huang Ying


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