From: Paolo Bonzini <pbonzini@redhat.com>
To: Wanpeng Li <kernellwp@gmail.com>,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org
Cc: 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>
Subject: Re: [PATCH v4 5/7] KVM: VMX: Optimize posted-interrupt delivery for timer fastpath
Date: Thu, 30 Apr 2020 15:32:16 +0200 [thread overview]
Message-ID: <66fd6180-8e8b-1f9c-90f1-a55af1467388@redhat.com> (raw)
In-Reply-To: <1588055009-12677-6-git-send-email-wanpengli@tencent.com>
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.
Paolo
next prev parent reply other threads:[~2020-04-30 13:32 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-28 6:23 [PATCH v4 0/7] KVM: VMX: Tscdeadline timer emulation fastpath Wanpeng Li
2020-04-28 6:23 ` [PATCH v4 1/7] KVM: VMX: Introduce generic fastpath handler Wanpeng Li
2020-04-30 13:28 ` Vitaly Kuznetsov
2020-05-01 14:11 ` Sean Christopherson
2020-05-01 22:52 ` Wanpeng Li
2020-04-28 6:23 ` [PATCH v4 2/7] KVM: X86: Enable fastpath when APICv is enabled Wanpeng Li
2020-04-30 13:34 ` Vitaly Kuznetsov
2020-05-04 17:06 ` Paolo Bonzini
2020-04-28 6:23 ` [PATCH v4 3/7] KVM: X86: Introduce more exit_fastpath_completion enum values Wanpeng Li
2020-04-28 6:23 ` [PATCH v4 4/7] KVM: X86: Introduce kvm_vcpu_exit_request() helper Wanpeng Li
2020-04-28 6:23 ` [PATCH v4 5/7] KVM: VMX: Optimize posted-interrupt delivery for timer fastpath Wanpeng Li
2020-04-30 13:32 ` Paolo Bonzini [this message]
2020-04-30 23:43 ` Wanpeng Li
2020-04-28 6:23 ` [PATCH v4 6/7] KVM: X86: TSCDEADLINE MSR emulation fastpath Wanpeng Li
2020-04-28 9:58 ` 林鑫龙
2020-04-28 10:05 ` Wanpeng Li
2020-04-28 6:23 ` [PATCH v4 7/7] KVM: VMX: Handle preemption timer fastpath Wanpeng Li
2020-05-04 17:22 ` [PATCH v4 0/7] KVM: VMX: Tscdeadline timer emulation fastpath Paolo Bonzini
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