Messages in this thread | | | Date | Fri, 11 Jun 2021 12:06:57 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH 4/4] x86/tsx: Add cmdline tsx=fake to not clear CPUID bits RTM and HLE |
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On Wed, Jun 09, 2021 at 02:14:39PM -0700, Pawan Gupta wrote: > On CPUs that deprecated TSX, clearing the enumeration bits CPUID.RTM and > CPUID.HLE may not be desirable in some corner cases. Like a saved guest > would refuse to resume if it was saved before the microcode update > that deprecated TSX.
That corner case needs a lot more justification. Otherwise this is just silly.
-- Regards/Gruss, Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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