RE: [PATCH] drm/amdgpu: Register bad page handler for Aldebaran

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> -----Original Message-----
> From: Borislav Petkov <bp@xxxxxxxxx>
> Sent: Thursday, May 13, 2021 10:58 AM
> To: Alex Deucher <alexdeucher@xxxxxxxxx>
> Cc: Joshi, Mukul <Mukul.Joshi@xxxxxxx>; x86-ml <x86@xxxxxxxxxx>;
> Kasiviswanathan, Harish <Harish.Kasiviswanathan@xxxxxxx>; lkml <linux-
> kernel@xxxxxxxxxxxxxxx>; amd-gfx@xxxxxxxxxxxxxxxxxxxxx
> Subject: Re: [PATCH] drm/amdgpu: Register bad page handler for Aldebaran
> 
> [CAUTION: External Email]
> 
> On Thu, May 13, 2021 at 10:32:45AM -0400, Alex Deucher wrote:
> > Right.  The sys admin can query the bad page count and decide when to
> > retire the card.
> 
> Yap, although the driver should actively "tell" the sysadmin when some critical
> counts of retired VRAM pages are reached because I doubt all admins would go
> look at those counts on their own.
> 
> Btw, you say "admin" - am I to understand that those are some high end GPU
> cards with ECC memory? If consumer grade stuff has this too, then the driver
> should very much warn on such levels on its own because normal users won't
> know what and where to look.
> 
> Other than that, the big picture sounds good to me.
> 

Since now you are OK with how page retirement works, lets revisit the original 
question.

Are you OK with a new MCE priority (MCE_PRIO_ACCEL) or do you want us to use
something else?

Thanks,
Mukul

> Thx.
> 
> --
> Regards/Gruss,
>     Boris.
> 
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