x86, mce: disable machine checks on offlined CPUs

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Impact: Lower priority bug fix

Offlined CPUs could still get machine checks, but the machine check handler
cannot handle them properly, leading to an unconditional crash. Disable
machine checks on CPUs that are going down.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>

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Andi Kleen 2009-02-12 13:39:31 +01:00 • committed by H. Peter Anvin

parent 5b4408fdaa

commit d6b75584a3

1 changed files with 23 additions and 0 deletions

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arch/x86/kernel/cpu/mcheck/mce_64.c

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