Re: [PATCH v2 1/2] x86/mce/AMD: Redo use of SMCA MCA_DE{STAT,ADDR} registers

[Borislav Petkov]

On Tue, Apr 11, 2017 at 01:18:50PM +0000, Ghannam, Yazen wrote:
> So log_error() reads/clears MCA_STATUS, right? This won't affect MCA_DESTAT
> on SMCA systems. So if we call log_error_smca() and unconditionally read
> MCA_DESTAT, we will find the same deferred error that we logged in log_error().

I'm reading this as, "we log the same deferred error in *both* the
original MCA MSRs and in the new DE* ones". Correct?

-- 
Regards/Gruss,
    Boris.

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