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    SubjectRe: [PATCH 9/8] CPU: Introduce ARCH_HAS_CPU_AUTOPROBE and X86 parts
    On 12/21/2011 03:46 PM, Kay Sievers wrote:
    > On Thu, Dec 22, 2011 at 00:36, H. Peter Anvin <hpa@zytor.com> wrote:
    >> On 12/21/2011 03:29 PM, Greg KH wrote:
    >
    >>>> Greg, Andi's upcoming CPU modaliases are temporarily hooked into the
    >>>> 'cpuid' class devices to make them work with userspace, which isn't
    >>>> possible with the weird sysdev stuff.
    >>>>
    >>>> We don't want to depend on the 'cpuid' class, but hook into the real
    >>>> 'cpu' subsystem. This switches them over after we have the
    >>>> sysdev-cpu-conversion stuff merged.
    >>>
    >>> Ok, but what does this mean now for my tree as I've taken your patches?
    >>
    >> If I understand Kay right it means that once this tree and the patches from
    >> Kay are both upstream we can apply the cleanup patch.
    >>
    >> Kay, is that correct?
    >
    > Correct.
    >
    > Andi added the modalias stuff to the 'cpuid' class because that has
    > the proper userspace hookup. But we want to have the modalias at the
    > real 'cpu' devices.
    >
    > Thomas' patch (the above) moves them over, now that we can do that
    > with the weird sysdev stuff gone.
    >

    But we need Greg's stuff upstream first, right? So the sequence becomes
    a) merge Greg's tree b) merge this tree c) merge the cleanup.

    -hpa



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