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    SubjectRe: APIC error on CPUx
    Date

    > "noapic" is a perfectly reasonable thing to use if you don't
    > have a lot of interrupt sources and there is no more sharing
    > in PIC mode than IOAPIC mode.

    It makes interrupt handling much slower. The PIC accesses can be > 50%
    of the interrupt handling cost.

    Of course that tends to hide some bugs.

    -Andi
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