linux-kernel - Re: [PATCH V2 0/2] KVM: SVM: Optimize AVIC incomplete IPI #vmexit handling

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Date:   Wed, 20 Apr 2022 18:42:04 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Suravee Suthikulpanit <suravee.suthikulpanit@....com>,
        linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Cc:     mlevitsk@...hat.com, seanjc@...gle.com, joro@...tes.org,
        jon.grimm@....com, wei.huang2@....com, terry.bowman@....com
Subject: Re: [PATCH V2 0/2] KVM: SVM: Optimize AVIC incomplete IPI #vmexit
 handling

On 4/20/22 17:49, Suravee Suthikulpanit wrote:
> This series introduce a fast-path when handling AVIC incomplete IPI #vmexit
> for AVIC, and introduce a new tracepoint for the slow-path processing.
> 
> Regards,
> Suravee
> 
> Change from v1: (https://lore.kernel.org/lkml/20220414051151.77710-1-suravee.suthikulpanit@amd.com/T/)
>   * Rebased on top of Linux 5.18-rc3
>   * Patch 1/2:
>      - Update commit shortlog to be more meaningful
>      - Refactor to remove x2AVIC related logic for now, which will be included
>        in the x2AVIC patch series.
> 
> Suravee Suthikulpanit (2):
>    KVM: SVM: Use target APIC ID to complete AVIC IRQs when possible
>    KVM: SVM: Introduce trace point for the slow-path of
>      avic_kic_target_vcpus
> 
>   arch/x86/kvm/svm/avic.c | 74 ++++++++++++++++++++++++++++++++++++++---
>   arch/x86/kvm/trace.h    | 20 +++++++++++
>   arch/x86/kvm/x86.c      |  1 +
>   3 files changed, 91 insertions(+), 4 deletions(-)
> 

Queued, thanks.

Paolo