Re: [PATCH 6/7] x86/spec_ctrl: Add sysctl knobs to enable/disable SPEC_CTRL feature

Borislav Petkov
2018-01-04T18:56:17Z

+ Tom.

On Thu, Jan 04, 2018 at 10:54:38AM -0800, Dave Hansen wrote:
> On 01/04/2018 10:38 AM, Andrea Arcangeli wrote:
> >> And then, if at all, this needs to be connected to the retpolines fun,
> >> methinks, so that it can be decided at boot what to use.
> Yes, we need to reconcile this with the retpoline. I've tried to
> capture what we do where in here:
>
> > https://docs.google.com/document/d/e/2PACX-1vSMrwkaoSUBAFc6Fjd19F18c1O9pudkfAY-7lGYGOTN8mc9ul-J6pWadcAaBJZcVA7W_3jlLKRtKRbd/pub
>
> Any feedback on this, especially on the CPUs that aren't specifically
> covered would be welcome.

--
Regards/Gruss,
Boris.

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