Re: [PATCH v2 5/5] x86/pti: Do not enable PTI on fixed Intel processors

[David Woodhouse]

> On Tue, 2018-01-23 at 18:45 +0000, Alan Cox wrote:
> 
> static __initdata struct x86_cpu_id cpu_in_order[] = {
> ÂÂÂÂÂÂÂ { X86_VENDOR_INTEL, 6, INTEL_FAM6_ATOM_CEDARVIEW, X86_FEATURE_ANY },
> ÂÂÂÂÂÂÂ { X86_VENDOR_INTEL, 6, INTEL_FAM6_ATOM_CLOVERVIEW, X86_FEATURE_ANY },
> ÂÂÂÂÂÂÂ { X86_VENDOR_INTEL, 6, INTEL_FAM6_ATOM_LINCROFT, X86_FEATURE_ANY },
> ÂÂÂÂÂÂÂ { X86_VENDOR_INTEL, 6, INTEL_FAM6_ATOM_PENWELL, X86_FEATURE_ANY },
> ÂÂÂÂÂÂÂ { X86_VENDOR_INTEL, 6, INTEL_FAM6_ATOM_PINEVIEW, X86_FEATURE_ANY },
> ÂÂÂÂÂÂÂ {}
> };

Are those getting a microcode update to advertise RDCL_NO in the
IA32_ARCH_CAPABILITIES MSR?

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