Re: [PATCH] x86, CPU, AMD: Add workaround for family 16h, erratum 793

From: Borislav Petkov
Date: Fri Jan 17 2014 - 13:25:42 EST

On Fri, Jan 17, 2014 at 12:05:37PM -0600, Aravind Gopalakrishnan wrote:
> On 1/17/2014 11:42 AM, H. Peter Anvin wrote:
> >
> >Hence the question: did an unfixed BIOS ever make it into a shipping
> >production system? Because if it did, we do have a coverage hole.
> >
> Right, and the answer to your question is: there is a *chance* it
> did.. From internal discussions, I could gather that the fix went into
> BIOS code earlier for desktop/mobile versions than it did for server
> versions;
> So there is a chance production systems (desktop ones) might never see
> the issue, but server ones will, as BIOSes spun only from now onwards
> will have the workaround..

This is exactly what I mean: I would like to have this question answered
before any erratum fix goes into the kernel.


Sent from a fat crate under my desk. Formatting is fine.
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at