Messages in this thread | | | Date | Thu, 10 Jul 2014 09:33:30 -0700 | Subject | Re: [PATCH 3/6] x86-mce: Clear CMCI enable on all claimed CMCI banks before reboot. | From | Tony Luck <> |
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On Thu, Jul 10, 2014 at 9:24 AM, Borislav Petkov <bp@alien8.de> wrote: > I'm saying that because I'm assuming BIOS will clear those MSRs upon > warm reset. If it doesn't, then we have a bigger problem.
We don't have to trust BIOS to do that. SDM section 15.3.2.5 "IA32_MCi_CTL2 MSRs" says:
After processor reset, IA32_MCi_CTL2 MSRs are zero’ed.
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