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From:   Wanpeng Li <kernellwp@gmail.com>
Date:   Fri, 1 May 2020 07:43:40 +0800
Message-ID: <CANRm+Cz_nxVXmBoHU6NQGRGKbK+MWtZ476376AMJtoWvH=Kbgw@mail.gmail.com>
Subject: Re: [PATCH v4 5/7] KVM: VMX: Optimize posted-interrupt delivery for
 timer fastpath
To:     Paolo Bonzini <pbonzini@redhat.com>
Cc:     LKML <linux-kernel@vger.kernel.org>, kvm <kvm@vger.kernel.org>,
        Sean Christopherson <sean.j.christopherson@intel.com>,
        Vitaly Kuznetsov <vkuznets@redhat.com>,
        Wanpeng Li <wanpengli@tencent.com>,
        Jim Mattson <jmattson@google.com>,
        Joerg Roedel <joro@8bytes.org>,
        Haiwei Li <lihaiwei@tencent.com>
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On Thu, 30 Apr 2020 at 21:32, Paolo Bonzini <pbonzini@redhat.com> wrote:
>
> On 28/04/20 08:23, Wanpeng Li wrote:
> > -     if (exit_fastpath == EXIT_FASTPATH_REENTER_GUEST &&
> > -         kvm_vcpu_exit_request(vcpu))
> > -             exit_fastpath = EXIT_FASTPATH_NOP;
> > +     if (exit_fastpath == EXIT_FASTPATH_REENTER_GUEST) {
> > +             if (!kvm_vcpu_exit_request(vcpu))
> > +                     vmx_sync_pir_to_irr(vcpu);
> > +             else
> > +                     exit_fastpath = EXIT_FASTPATH_NOP;
> > +     }
>
> This part should be in patch 3; not a big deal, I can reorganize that
> myself.

Great, thanks.

    Wanpeng