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    SubjectRe: x86: disable preemption in delay_tsc()

    * Avi Kivity <avi@qumranet.com> wrote:

    > You can use preemption notifiers to get a callback when you are
    > preempted. Not sure what you'd to with that callback, though.

    but that should not be needed in this case. Why doesnt the TSC using
    delay loop simply poll the CPU it is on and fix up the TSC?

    Ingo
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