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    SubjectRe: [PATCH] i386: Selectable Frequency of the Timer Interrupt
    On Fri, 15 Jul 2005, Venkatesh Pallipadi wrote:

    > I wouldn't say it is totally impossible. There are ways in which Linux can work
    > without a reliable Local APIC timer. One option being - make one CPU that gets
    > the external timer interrupt multicast an IPI to all the other CPUs that
    > wants to get periodic timer interrupt.

    That's like scratching your left ear with your right hand -- broadcasting
    that external timer interrupt in the first place is more straightforward.
    If you want to exclude CPUs from the list of receivers, just use the
    logical destination mode appropriately.

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