linux-kernel - Re: [PATCH v3 0/4] KVM: x86: tracepoint updates

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Message-ID: <d37b9d54a92226185caa427a6dba8dfb947e312d.camel@redhat.com>
Date:   Tue, 17 Oct 2023 15:12:33 +0300
From:   Maxim Levitsky <mlevitsk@...hat.com>
To:     kvm@...r.kernel.org
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        "H. Peter Anvin" <hpa@...or.com>,
        Sean Christopherson <seanjc@...gle.com>,
        Ingo Molnar <mingo@...hat.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Borislav Petkov <bp@...en8.de>, linux-kernel@...r.kernel.org,
        x86@...nel.org, Dave Hansen <dave.hansen@...ux.intel.com>
Subject: Re: [PATCH v3 0/4] KVM: x86: tracepoint updates

У чт, 2023-09-28 у 13:36 +0300, Maxim Levitsky пише:
> This patch series is intended to add some selected information
> to the kvm tracepoints to make it easier to gather insights about
> running nested guests.
> 
> This patch series was developed together with a new x86 performance analysis tool
> that I developed recently (https://gitlab.com/maximlevitsky/kvmon)
> which aims to be a better kvm_stat, and allows you at glance
> to see what is happening in a VM, including nesting.
> 
> Best regards,
> 	Maxim Levitsky
> 
> Maxim Levitsky (4):
>   KVM: x86: refactor req_immediate_exit logic
>   KVM: x86: add more information to the kvm_entry tracepoint
>   KVM: x86: add information about pending requests to kvm_exit
>     tracepoint
>   KVM: x86: add new nested vmexit tracepoints
> 
>  arch/x86/include/asm/kvm-x86-ops.h |   2 +-
>  arch/x86/include/asm/kvm_host.h    |  10 +--
>  arch/x86/kvm/svm/nested.c          |  22 ++++++
>  arch/x86/kvm/svm/svm.c             |  22 +++++-
>  arch/x86/kvm/trace.h               | 105 +++++++++++++++++++++++++++--
>  arch/x86/kvm/vmx/nested.c          |  27 ++++++++
>  arch/x86/kvm/vmx/vmx.c             |  30 +++++----
>  arch/x86/kvm/vmx/vmx.h             |   2 -
>  arch/x86/kvm/x86.c                 |  34 +++++-----
>  9 files changed, 208 insertions(+), 46 deletions(-)
> 
> -- 
> 2.26.3


Ping on this patch series.

Best regards,
	Maxim Levitsky