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DateMon, 19 Feb 2007 16:42:18 -0800
FromWilliam Lee Irwin III <>
SubjectRe: x86_64: up to 255 or 256 CPUs?
On Tue, Feb 20, 2007 at 01:06:47AM +0100, Adrian Bunk wrote:
> Quoting arch/x86_64/Kconfig:
> <-- snip -->
> ...
> config NR_CPUS
> int "Maximum number of CPUs (2-256)"
> range 2 255
> ...
> <-- snip -->
> cu
> Adrian

The broadcast APIC ID clashes with the 256th cpu.


-- wli
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