linux-kernel - Re: [PATCH RESEND v3 11/11] KVM: x86/pmu: Drop amd_event

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Message-ID: <3d30f1ac-558f-0ce6-3d46-e223f117899b@redhat.com>
Date:   Fri, 20 May 2022 14:59:56 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Like Xu <like.xu.linux@...il.com>
Cc:     Sean Christopherson <seanjc@...gle.com>,
        Jim Mattson <jmattson@...gle.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Joerg Roedel <joro@...tes.org>, linux-kernel@...r.kernel.org,
        kvm@...r.kernel.org
Subject: Re: [PATCH RESEND v3 11/11] KVM: x86/pmu: Drop amd_event_mapping[] in
 the KVM context

On 5/18/22 15:25, Like Xu wrote:
> +	if (static_call(kvm_x86_pmu_hw_event_is_unavail)(pmc))
> +		return false;
> +

I think it's clearer to make this positive and also not abbreviate the 
name; that is, hw_event_available.

Apart from patch 3, the series looks good.  I'll probably delay it to 
5.20 so that you can confirm the SRCU issue, but it's queued.

Thanks,

Paolo