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    SubjectRe: [cpuops cmpxchg double V1 2/4] x86: this_cpu_cmpxchg_double() support
    On Tue, 14 Dec 2010, H. Peter Anvin wrote:

    > > NAK on this. This is acceptable for cmpxchg8b only because we don't
    > > support SMP on 486s anymore. x86-64 is another matter...
    > >
    > Hm, this is meant to be a CPU local operation, isn't it... it isn't very
    > clear from the comments or naming *in this file*.

    Ok. But the code is correct as far as I can tell. Its not a global cmpxchg
    but local. Interrupt disable is ok.

    > Could you make it a little clearer in the local code, please?


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