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    SubjectRe: [patch 13/19] GTOD: Mark TSC unusable for highres timers
    Date
    On Friday 10 November 2006 11:55, Arjan van de Ven wrote:

    > >
    > > Most systems don't have C3 right now. And on those that have
    > > (laptops) it tends to be not that critical because they normally
    > > don't run workload where gettimeofday() is really time critical
    > > (and nobody expects them to be particularly fast anyways)
    >
    > and that got changed when the blade people decided to start using laptop
    > processors ......

    Well those will be handled eventually. Currently they just have
    a slower gettimeofday.

    But the majority of systems is not impacted.

    BTW if someone really wants to have fast gettimeofday on a blade
    they can just disable C3 and force TSC.

    -Andi
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