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    SubjectRe: It hurts when I shoot myself in the foot
    Alan Cox wrote:
    >
    > > If the kernel knew multipliers couldn't it actually use the TSCs
    > > anyway? Of course it would take some work, but is there any
    > > reason why it would not be posible?
    >
    > In 2.4 yes. In 2.5 it would be close to impossible due to the pre-empt code

    Couldn't that be solved in one of the following ways?

    1) Disable pre-emption while reading TSC and CPU nr.
    2) Use affinity for processes pre-empted in kernel mode.
    3) Disable pre-emption for SMP systems.

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    Kasper Dupont -- der bruger for meget tid på usenet.
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