Re: [PATCH 3/3] ghes_edac: add platform check to enable ghes_edac

From: Kani, Toshimitsu
Date: Fri Jul 21 2017 - 11:11:23 EST


On Fri, 2017-07-21 at 15:47 +0200, Borislav Petkov wrote:
> On Fri, Jul 21, 2017 at 10:40:01AM -0300, Mauro Carvalho Chehab
> wrote:
> > What happens when the error can be corrected? Does it still report
> > it to userspace, or just silently hide the error?
> >
> > If I remember well about a past discussion with some vendor, I was
> > told that the firmware can hide some errors from being reported. Is
> > it still the case?
>
> I've heard the same thing but I have no idea what they're actually
> doing. But it would make sense because the intention is not to worry
> users unnecessarily if it can hide the error and if there are no
> adverse consequences from it.

Yes, that is correct. Corrected errors are reported to the OS when
they exceeded the platform's threshold.

Thanks,
-Toshi