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    SubjectRe: [PATCH] DevFS support for /dev/cpu/X/(cpuid|msr)
    Richard Gooch wrote:

    >>>
    >>If you don't understand why this is idiotic, then let me enlighten you:
    >>there is no sensible reason why /dev/cpu/%d should only be populated
    >>after having run a CPU-dependent device driver. /dev/cpu/%d should be
    >>always populated; heck, that's the only way you can sensibly handle
    >>hotswapping CPUs.
    >
    > I've already privately told Matt that it would be nice if creation of
    > /dev/cpu/%d was handled by generic boot code, and not a driver.
    > However, I don't see that as essential for the CPUID and MSR drivers.
    >


    I don't see putting a lot of devfs shit into the CPUID and MSR drivers
    as essential in any shape, way or form. Do it right or don't do it at all.

    -hpa



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