Re: [PATCHv3 2/2] drm/amdgpu: Register MCE notifier for Aldebaran RAS

[Yazen Ghannam]

On Thu, Sep 23, 2021 at 11:30:55AM -0400, Joshi, Mukul wrote:
...
> > > +		return NOTIFY_DONE;
> > > +
> > > +	/*
> > > +	 * If it is correctable error, return.
> > > +	 */
> > > +	if (mce_is_correctable(m))
> > > +		return NOTIFY_OK;
> > 
> > Shouldn't this be "NOTIFY_DONE" if "don't care" about this error?
> 
> The thinking is we want to stop calling further consumers since it's a correctable error in GPU UMC and we are not taking any action about the correctable errors.

Shouldn't the error still be reported to EDAC for decoding and counting? I
think users want this.

But it looks to me that either NOTIFY_OK or NOTIFY_DONE will allow this, so
it's not a big deal. Was this intended to be NOTIFY_STOP?

Thanks,
Yazen