x86: check bigsmp in smp_sanity_check instead of cpu_up

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clear bits for cpu nr > 8.

This allows us to boot the full range of possible CPUs that the
supported APIC model will allow. Previously we'd hang or boot up
with less than 8 CPUs.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Tested-by: Jeff Chua <jeff.chua.linux@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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Yinghai Lu 2008-08-14 02:16:30 -07:00 • committed by Ingo Molnar

parent 858f774733

commit a58f03b075

1 changed files with 28 additions and 10 deletions

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arch/x86/kernel/smpboot.c

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