Messages in this thread | | | From | Andi Kleen <> | Subject | Re: APIC error on CPUx | Date | Mon, 22 May 2006 16:50:59 +0200 |
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> "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.
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