Re: [PATCH v3 05/35] x86/bugs: Restructure taa mitigation

From: Brendan Jackman
Date: Mon Feb 10 2025 - 11:25:37 EST


On Wed, 8 Jan 2025 at 21:27, David Kaplan <david.kaplan@xxxxxxx> wrote:
> @@ -400,48 +402,71 @@ static void __init taa_select_mitigation(void)
> return;
> }
>
> - if (cpu_mitigations_off()) {
> + if (cpu_mitigations_off())
> taa_mitigation = TAA_MITIGATION_OFF;
> - return;
> - }
>
> /*
> * TAA mitigation via VERW is turned off if both
> * tsx_async_abort=off and mds=off are specified.
> + *
> + * MDS mitigation will be checked in taa_update_mitigation().

What we are actually talking about here is the new
verw_mitigation_enabled(), right? I don't think this block/commentary
adds any clarity any more. Maybe just delete it?