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    SubjectRE: [PATCH 0/6] x86/cpu hotplug: Wake up offline CPU via mwait or nmi
    > I'm working on a proper state machine driven online/offline sequence,
    > where you can put the cpu into an intermediate state which avoids
    > bringing it down completely. This is enough to get the full
    > powersaving benefits w/o having to go through all the synchronization
    > states of a full online/offline. That will shorten the onlining time
    > of an previously offlined cpu to almost nothing.

    Will this also be a step towards Fenghua's goal of being able to
    take cpu#0 away. I.e. will your state machine be fully symmetric
    and allow for cpu#0 to enter this intermediate mostly-offline state?


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      Last update: 2012-06-05 00:41    [W:0.024 / U:18.736 seconds]
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