Re: [PATCH v3 00/27] Enable FRED with KVM VMX
From: Sean Christopherson
Date: Fri Feb 28 2025 - 12:07:46 EST
On Mon, 30 Sep 2024 22:00:43 -0700, Xin Li (Intel) wrote:
> This patch set enables the Intel flexible return and event delivery
> (FRED) architecture with KVM VMX to allow guests to utilize FRED.
>
> The FRED architecture defines simple new transitions that change
> privilege level (ring transitions). The FRED architecture was
> designed with the following goals:
>
> [...]
Applied
[01/27] KVM: x86: Use a dedicated flow for queueing re-injected exceptions
https://github.com/kvm-x86/linux/commit/b50cb2b1555d
to kvm-x86 misc, and
[02/27] KVM: VMX: Don't modify guest XFD_ERR if CR0.TS=1
https://github.com/kvm-x86/linux/commit/3ef0df3f760f
[14/27] KVM: VMX: Pass XFD_ERR as pseudo-payload when injecting #NM
https://github.com/kvm-x86/linux/commit/d62c02af7a96k
to kvm-x86 vmx.
--
https://github.com/kvm-x86/linux/tree/next