linux-kernel - Re: [PATCH] KVM: x86: Remove hwapic_irr_update() from kvm_x86

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Message-ID: <173457544278.3294676.11531425279601074983.b4-ty@google.com>
Date: Wed, 18 Dec 2024 18:41:00 -0800
From: Sean Christopherson <seanjc@...gle.com>
To: Sean Christopherson <seanjc@...gle.com>, kvm@...r.kernel.org, Chao Gao <chao.gao@...el.com>
Cc: Paolo Bonzini <pbonzini@...hat.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, 
	"H. Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] KVM: x86: Remove hwapic_irr_update() from kvm_x86_ops

On Mon, 11 Nov 2024 16:59:46 +0800, Chao Gao wrote:
> Remove the redundant .hwapic_irr_update() ops.
> 
> If a vCPU has APICv enabled, KVM updates its RVI before VM-enter to L1
> in vmx_sync_pir_to_irr(). This guarantees RVI is up-to-date and aligned
> with the vIRR in the virtual APIC. So, no need to update RVI every time
> the vIRR changes.
> 
> [...]

Applied to kvm-x86 vmx, thanks!

[1/1] KVM: x86: Remove hwapic_irr_update() from kvm_x86_ops
      https://github.com/kvm-x86/linux/commit/de81b8b2532e

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