Messages in this thread | | | Date | Tue, 7 Mar 2023 21:09:11 +0100 | From | Borislav Petkov <> | Subject | Re: [PATCH] x86/amd: Work around Erratum 1386 - XSAVES malfunction on context switch |
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On Tue, Mar 07, 2023 at 08:01:36PM +0000, Andrew Cooper wrote: > Sure, but why is that helpful? > > XSAVES and XSAVEC are functionally identical on Zen1/2 because these > CPUs don't advertise any supervisor XSAVE states.
I guess... We'll know soon enough.
> It is only Zen3 where XSAVES starts doing more than XSAVEC (and even > then, only after the CET series actually gets merged...)
Yeah, latter should probably happen this time around. :-)
-- Regards/Gruss, Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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