Messages in this thread | | | From | Thomas Gleixner <> | Subject | Re: [patch 00/41] x86/fpu: Spring cleaning and PKRU sanitizing | Date | Thu, 17 Jun 2021 09:06:00 +0200 |
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On Wed, Jun 16 2021 at 13:55, Dave Hansen wrote: > On 6/11/21 5:24 PM, Thomas Gleixner wrote: >> Making the kernel to pretend that all of this is consistent under all >> circumstances is a futile attempt to ignore reality. >> >> This inconsistency can only be fixed in hardware/ucode. End of story. > > I agree with this. If it's going to be fixed, the kernel simply doesn't > have the tools to do it. We either need new ISA or new hardware/ucode. > > I'm just not convinced it's worth fixing for PKRU.
Me neither.
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