Re: [PATCH] x86_64: Make NR_IRQS configurable in Kconfig

[Andi Kleen]

> 4k being a humble maximum is definitely a relative term here, but on the
> system with "only" 64 or 128 processors the cpu*224 would be much higher
> :) However, maybe CONFIG_TINY that Andi suggested would leverage this
> number also. What do you think, Eric?

Best would be something dynamic - kernels should be self tuning, not 
require that much CONFIG magic.

Just PCI hotplug gives me headaches with this.

Maybe we just need growable per CPU data.

-Andi
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