linux-kernel - Re: [PATCH v8 00/10] x86/cpu: KVM: Clean up PAT and VMX macros

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Message-ID: <172442184664.3955932.5795532731351975524.b4-ty@google.com>
Date: Fri, 23 Aug 2024 16:47:55 -0700
From: Sean Christopherson <seanjc@...gle.com>
To: Sean Christopherson <seanjc@...gle.com>, Thomas Gleixner <tglx@...utronix.de>, 
	Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>, 
	Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org, 
	Paolo Bonzini <pbonzini@...hat.com>, Andy Lutomirski <luto@...nel.org>, 
	Peter Zijlstra <peterz@...radead.org>
Cc: linux-kernel@...r.kernel.org, kvm@...r.kernel.org, 
	Xiaoyao Li <xiaoyao.li@...el.com>, Kai Huang <kai.huang@...el.com>, 
	Jim Mattson <jmattson@...gle.com>, Shan Kang <shan.kang@...el.com>, Xin Li <xin3.li@...el.com>, 
	Zhao Liu <zhao1.liu@...el.com>
Subject: Re: [PATCH v8 00/10] x86/cpu: KVM: Clean up PAT and VMX macros

On Wed, 05 Jun 2024 16:19:08 -0700, Sean Christopherson wrote:
> The primary goal of this series is to clean up the VMX MSR macros and their
> usage in KVM.
> 
> The first half of the series touches memtype code that (obviously) impacts
> areas well outside of KVM, in order to address several warts:
> 
>   (a) KVM is defining VMX specific macros for the architectural memtypes
>   (b) the PAT and MTRR code define similar, yet different macros
>   (c) that the PAT code not only has macros for the types (well, enums),
>       it also has macros for encoding the entire PAT MSR that can be used
>       by KVM.
> 
> [...]

Applied to kvm-x86 pat_vmx_msrs.  I won't put anything else in this branch, on
the off chance someone needs to pull in the PAT changes for something else.

[01/10] x86/cpu: KVM: Add common defines for architectural memory types (PAT, MTRRs, etc.)
        https://github.com/kvm-x86/linux/commit/e7e80b66fb24
[02/10] x86/cpu: KVM: Move macro to encode PAT value to common header
        https://github.com/kvm-x86/linux/commit/beb2e446046f
[03/10] KVM: x86: Stuff vCPU's PAT with default value at RESET, not creation
        https://github.com/kvm-x86/linux/commit/b6717d35d859
[04/10] KVM: VMX: Move MSR_IA32_VMX_BASIC bit defines to asm/vmx.h
        https://github.com/kvm-x86/linux/commit/d7bfc9ffd580
[05/10] KVM: VMX: Track CPU's MSR_IA32_VMX_BASIC as a single 64-bit value
        https://github.com/kvm-x86/linux/commit/9df398ff7d2a
[06/10] KVM: nVMX: Use macros and #defines in vmx_restore_vmx_basic()
        https://github.com/kvm-x86/linux/commit/c97b106fa8aa
[07/10] KVM: nVMX: Add a helper to encode VMCS info in MSR_IA32_VMX_BASIC
        https://github.com/kvm-x86/linux/commit/92e648042c23
[08/10] KVM VMX: Move MSR_IA32_VMX_MISC bit defines to asm/vmx.h
        https://github.com/kvm-x86/linux/commit/dc1e67f70f6d
[09/10] KVM: VMX: Open code VMX preemption timer rate mask in its accessor
        https://github.com/kvm-x86/linux/commit/8f56b14e9fa0
[10/10] KVM: nVMX: Use macros and #defines in vmx_restore_vmx_misc()
        https://github.com/kvm-x86/linux/commit/566975f6ecd8

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