Re: [PATCH 0/7] IBRS patch series

Paolo Bonzini
2018-01-05T14:26:34Z

On 05/01/2018 15:01, Greg KH wrote:
>> Obviously it lacks a *lot* of processors (especially pre-Haswell).
>
> I'm running Arch, but it would be nice to know where those microcode
> updates came from, given that they aren't on the "official" Intel page
> yet :)

Those from November seem way too early to include IBRS/IBPB. Maybe the
two from December 3rd, but I wouldn't be 100% sure.

So it would be even nicer to know how those microcode updates were tested.

(And by the way, the LFENCE change is for variant 1 aka CVE-2017-5753).

Paolo