Re: [PATCH v2 8/8] x86/fpu/xstate: Restore supervisor xstates for __fpu__restore_sig()

Borislav Petkov
2020-02-28T16:24:01Z

On Fri, Feb 28, 2020 at 07:53:38AM -0800, Yu-cheng Yu wrote:
> Yes, saving only supervisor states is optimal, but doing XSAVES with a
> partial RFBM changes xcomp_bv.

... and that means what exactly in plain english?

--
Regards/Gruss,
Boris.