Re: [PATCH] x86/MCE: Update MCE severity condition check

[Borislav Petkov]

On Thu, Jun 20, 2013 at 05:16:12AM -0400, Chen Gong wrote:
> Update some SRAR severity conditions check to make it clearer,
> according to latest Intel SDM Vol 3(June 2013), table 15-20.
> 
> Signed-off-by: Chen Gong <gong.chen@xxxxxxxxxxxxxxx>
> ---
>  arch/x86/kernel/cpu/mcheck/mce-severity.c |   15 +++++----------
>  1 file changed, 5 insertions(+), 10 deletions(-)
> 
> diff --git a/arch/x86/kernel/cpu/mcheck/mce-severity.c b/arch/x86/kernel/cpu/mcheck/mce-severity.c
> index beb1f16..1fa12ea 100644
> --- a/arch/x86/kernel/cpu/mcheck/mce-severity.c
> +++ b/arch/x86/kernel/cpu/mcheck/mce-severity.c
> @@ -110,22 +110,17 @@ static struct severity {
>  	/* known AR MCACODs: */
>  #ifdef	CONFIG_MEMORY_FAILURE
>  	MCESEV(
> -		KEEP, "HT thread notices Action required: data load error",
> -		SER, MASK(MCI_STATUS_OVER|MCI_UC_SAR|MCI_ADDR|MCACOD, MCI_UC_SAR|MCI_ADDR|MCACOD_DATA),
> -		MCGMASK(MCG_STATUS_EIPV, 0)
> +		KEEP, "Action required but non-affected thread is continuable",
> +		SER, MASK(MCI_STATUS_OVER|MCI_UC_SAR|MCI_ADDR|MCACOD, MCI_UC_SAR|MCI_ADDR),
> +		MCGMASK(MCG_STATUS_RIPV, MCG_STATUS_RIPV)
>  		),
>  	MCESEV(
> -		AR, "Action required: data load error",
> +		AR, "Action required: data load error on user land",

You mean "data load error in a user process"?

>  		SER, MASK(MCI_STATUS_OVER|MCI_UC_SAR|MCI_ADDR|MCACOD, MCI_UC_SAR|MCI_ADDR|MCACOD_DATA),
>  		USER
>  		),
>  	MCESEV(
> -		KEEP, "HT thread notices Action required: instruction fetch error",
> -		SER, MASK(MCI_STATUS_OVER|MCI_UC_SAR|MCI_ADDR|MCACOD, MCI_UC_SAR|MCI_ADDR|MCACOD_INSTR),
> -		MCGMASK(MCG_STATUS_EIPV, 0)
> -		),
> -	MCESEV(
> -		AR, "Action required: instruction fetch error",
> +		AR, "Action required: instruction fetch error on user land",

ditto?

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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