Messages in this thread | | | Date | Tue, 26 Oct 2021 14:58:44 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH v3 2/4] x86/mm/64: Flush global TLB on boot and AP bringup |
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On Tue, Oct 26, 2021 at 11:55:44AM +0200, Borislav Petkov wrote: > > + movq %cr4, %rcx > > + movq %rcx, %rax > > + xorq $X86_CR4_PGE, %rcx > > + movq %rcx, %cr4 > > + movq %rax, %cr4
Also, I'm wondering if you could compact this even more by defining a function toggling the PGE bit and calling it from everywhere, even from asm.
-- Regards/Gruss, Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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