Messages in this thread | | | Date | Thu, 21 Mar 2024 16:21:39 +0100 | Subject | Re: [PATCH 2/2] x86/CPU/AMD: Improve the erratum 1386 workaround | From | "Maciej S. Szmigiero" <> |
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On 21.03.2024 13:05, Borislav Petkov wrote: > From: "Borislav Petkov (AMD)" <bp@alien8.de> > > Disable XSAVES only on machines which haven't loaded the microcode > revision containing the erratum fix. > > This will come in handy when running archaic OSes as guests. OSes whose > brilliant programmers thought that CPUID is overrated and one should not > query it but use features directly, ala shoot first, ask questions > later... but only if you're alive after the shooting. > > Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> > Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> > Cc: "Maciej S. Szmigiero" <maciej.szmigiero@oracle.com> > ---
Tested-by: Maciej S. Szmigiero <maciej.szmigiero@oracle.com>
Thanks, Maciej
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