Re: [PATCH] x86/cpufeatures: Define X86_FEATURE_PREFETCHI (AMD)

From: Sean Christopherson
Date: Fri Apr 25 2025 - 19:23:39 EST


On Tue, 08 Apr 2025 17:57:09 -0500, Babu Moger wrote:
> The latest AMD platform has introduced a new instruction called PREFETCHI.
> This instruction loads a cache line from a specified memory address into
> the indicated data or instruction cache level, based on locality reference
> hints.
>
> Feature bit definition:
> CPUID_Fn80000021_EAX [bit 20] - Indicates support for IC prefetch.
>
> [...]

Applied to kvm-x86 misc, with a rewritten shortlog and changelog to make it super
clear this is KVM enabling.

[1/1] KVM: x86: Advertise support for AMD's PREFETCHI
https://github.com/kvm-x86/linux/commit/d88bb2ded2ef

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https://github.com/kvm-x86/linux/tree/next