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    From
    SubjectRe: Timestamp counters on SMP
    Date
    Followup to:  <E12a59F-00016T-00@the-village.bc.nu>
    By author: Alan Cox <alan@lxorguk.ukuu.org.uk>
    In newsgroup: linux.dev.kernel
    >
    > > Do you know of any application using TSC?
    >
    > Several
    >
    > > If yes, how does this application work on i386?
    >
    > They use RDTSC. Unless you set magic flags RDTSC is accessible from user
    > space on anything from a later 486 stepping onwards.
    >
    >

    I think the question is how do they run on an 80386. The answer is,
    "they don't, and it doesn't matter."

    -hpa
    --
    <hpa@transmeta.com> at work, <hpa@zytor.com> in private!
    "Unix gives you enough rope to shoot yourself in the foot."

    -
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