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    SubjectRe: [PATCH 2/4] stop_machine: reimplement using cpuhog
    On Tue,  9 Mar 2010 00:53:21 +0900
    Tejun Heo <tj@kernel.org> wrote:

    > Reimplement stop_machine using cpuhog. As cpuhogs are guaranteed to
    > be available for all online cpus, stop_machine_create/destroy() are no
    > longer necessary and removed.

    question;
    stop_machine pretty much also stops interrupts (it has to, at least for
    the users of stop_machine).. do cpu_hogs do this too?

    (if they don't, cpu_hogs aren't safe for some of the users of
    stop_machine, like code patching etc)


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