Re: [PATCH v4 1/2] x86/MCE: Add function to allow filtering of MCA errors

From: Borislav Petkov
Date: Tue Mar 26 2019 - 03:56:52 EST


On Mon, Mar 25, 2019 at 04:34:22PM +0000, Ghannam, Yazen wrote:
> From: Yazen Ghannam <yazen.ghannam@xxxxxxx>
>
> Some systems may report spurious MCA errors. In general, spurious MCA
> errors may be disabled by clearing a particular bit in MCA_CTL. However,
> clearing a bit in MCA_CTL may not be recommended for some errors, so the
> only option is to ignore them.
>
> An MCA error is printed and handled after it has been added to the MCE
> event pool. So an MCA error can be ignored by not adding it to the pool.
>
> Define a default function that does not filter any errors.
>
> Check if an MCA error should be filtered out when adding it to the MCE
> event pool.
>
> Cc: <stable@xxxxxxxxxxxxxxx> # 5.0.x

The old version of the patches had 4.14.x here as a kernel version. Why
change?

--
Regards/Gruss,
Boris.

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