Messages in this thread | | | Date | Wed, 24 Mar 2021 16:00:04 +0100 | From | Borislav Petkov <> | Subject | Re: [PATCH] x86/mce: Add Skylake quirk for patrol scrub reported errors |
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On Mon, Mar 22, 2021 at 03:37:10PM -0700, Tony Luck wrote: > From: Youquan Song <youquan.song@intel.com> > > Skylake has a mode where the system administrator can use a BIOS setup > option to request that the memory controller report uncorrected errors > found by the patrol scrubber as corrected. This results in them being > signalled using CMCI, which is less disruptive than a machine check. > > Add a quirk to detect that a "corrected" error is actually a downgraded > uncorrected error with model specific checks for the "MSCOD" signature in > MCi_STATUS and that the error was reported from a memory controller bank. > > Adjust the severity to MCE_AO_SEVERITY so that Linux will try to take > the affected page offline. > > [Tony: Wordsmith commit comment] > > Signed-off-by: Youquan Song <youquan.song@intel.com> > Signed-off-by: Tony Luck <tony.luck@intel.com> > > --- > Repost ... looks like this got lost somewhere.
Yeah, into
fd258dc4442c ("x86/mce: Add Skylake quirk for patrol scrub reported errors")
:-)
-- Regards/Gruss, Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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