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What does "noapic" do?

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lord_nimula
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Posted: Wed Jan 12, 2005 5:38 am Post subject: What does "noapic" do?

I managed to resolve a network card issue by using the "noapic" option, but I must ask: exactly what does this do? I assume it disables some superwhammodyne variety of interrupt controller, but what am I giving up by doing this? --Lord Nimula

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Gherald
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Posted: Wed Jan 12, 2005 5:50 am Post subject:

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/usr/src/linux/Documentation/kernel-parameters.txt wrote:

noapic [SMP,APIC]
Tells the kernel to not make use of any IOAPICs that may be present in the system.

see also http://en.wikipedia.org/wiki/APIC

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