Re: [PATCH 5/5] x86/feature: Detect the x86 feature Indirect Branch Prediction Barrier

From: Borislav Petkov
Date: Fri Jan 12 2018 - 07:32:42 EST


On Thu, Jan 11, 2018 at 05:32:19PM -0800, Ashok Raj wrote:
> cpuid ax=0x7, return rdx bit 26 to indicate presence of both
> IA32_SPEC_CTRL(MSR 0x48) and IA32_PRED_CMD(MSR 0x49)

So why do we need two X86_FEATURE flags then?

--
Regards/Gruss,
Boris.

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