Messages in this thread | | | Date | Sun, 8 Sep 2019 09:22:48 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH] x86/umip: Add emulation for 64-bit processes |
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On Sat, Sep 07, 2019 at 02:26:10PM -0700, Ricardo Neri wrote: > > Wine users have encountered a number of 64-bit Windows games that use > > these instructions (particularly sgdt), and were crashing when run on > > UMIP-enabled systems. > > Emulation support for 64-bit processes was not initially included > because no use cases had been identified.
AFAIR, we said at the time that 64-bit doesn't need it because this is legacy software only and 64-bit will get fixed properly not to use those insns. I can probably guess how that went ...
-- Regards/Gruss, Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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