Messages in this thread | | | Date | Sat, 12 Aug 2023 13:32:56 +0200 | From | Peter Zijlstra <> | Subject | Re: [RFC][PATCH 06/17] x86/cpu: Add SRSO untrain to retbleed= |
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On Fri, Aug 11, 2023 at 12:27:48PM +0200, Borislav Petkov wrote: > On Thu, Aug 10, 2023 at 12:10:03PM -0400, Josh Poimboeuf wrote: > > I tend to agree that SRSO is a new issue and should have its own sysfs > > and cmdline options (though a separate CONFIG option is overkill IMO). > > Yeah, there's a patch floating around adding a config option for every > mitigation. Apparently people want to build-time disable them all.
So I really hate that .Kconfig explosion, that's the very last thing we need :-( More random options that can cause build time trouble.
I might see value in one knob that kills all speculation nonsense at build time, but not one per mitigation, that's maddness.
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