Re: [PATCH v2 0/3] KVM: VMX: MSR intercept/passthrough cleanup and simplification

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On Fri, 23 Feb 2024 12:21:01 -0800, Sean Christopherson wrote:
> Clean up VMX's MSR passthrough code, in particular the portion that deals with
> userspace MSR filters (KVM needs to force interception if userspace wants to
> intercept even if KVM wants to passthrough).  As pointed out by Dongli, KVM
> does a linear walk twice in quick succession, which is wasteful, confuing, and
> unnecessarily brittle.
> 
> Same exact idea as Dongli's v1[*], just a different approach to cleaning up the
> API for dealing with MSR filters.
> 
> [...]

Applied to kvm-x86 vmx, with Dongli's suggested comment indentation fixup.

Thanks!

[1/3] KVM: VMX: fix comment to add LBR to passthrough MSRs
      https://github.com/kvm-x86/linux/commit/8e24eeedfda3
[2/3] KVM: VMX: return early if msr_bitmap is not supported
      https://github.com/kvm-x86/linux/commit/bab22040d7fd
[3/3] KVM: VMX: Combine "check" and "get" APIs for passthrough MSR lookups
      https://github.com/kvm-x86/linux/commit/259720c37d51
--
https://github.com/kvm-x86/linux/tree/next




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