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Message-ID: <20130621123857.GA2784@gchen.bj.intel.com>
Date: Fri, 21 Jun 2013 08:38:58 -0400
From: Chen Gong <gong.chen@...ux.intel.com>
To: Borislav Petkov <bp@...en8.de>
Cc: tony.luck@...el.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86/MCE: Update MCE severity condition check
On Thu, Jun 20, 2013 at 11:41:52AM +0200, Borislav Petkov wrote:
> Date: Thu, 20 Jun 2013 11:41:52 +0200
> From: Borislav Petkov <bp@...en8.de>
> To: Chen Gong <gong.chen@...ux.intel.com>
> Cc: tony.luck@...el.com, linux-kernel@...r.kernel.org
> Subject: Re: [PATCH] x86/MCE: Update MCE severity condition check
> User-Agent: Mutt/1.5.21 (2010-09-15)
>
> 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@...ux.intel.com>
> > ---
> > 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"?
Yes it is.
>
> > 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?
>
ditto
> --
> Regards/Gruss,
> Boris.
>
> Sent from a fat crate under my desk. Formatting is fine.
> --
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