[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20220709134230.2397-8-santosh.shukla@amd.com>
Date: Sat, 9 Jul 2022 19:12:30 +0530
From: Santosh Shukla <santosh.shukla@....com>
To: Paolo Bonzini <pbonzini@...hat.com>
CC: Sean Christopherson <seanjc@...gle.com>,
Vitaly Kuznetsov <vkuznets@...hat.com>,
Jim Mattson <jmattson@...gle.com>,
Joerg Roedel <joro@...tes.org>,
Maxim Levitsky <mlevitsk@...hat.com>,
Tom Lendacky <thomas.lendacky@....com>, <kvm@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <Santosh.Shukla@....com>
Subject: [PATCHv2 7/7] KVM: SVM: Enable VNMI feature
Enable the NMI virtualization (V_NMI_ENABLE) in the VMCB interrupt
control when the vnmi module parameter is set.
Signed-off-by: Santosh Shukla <santosh.shukla@....com>
---
arch/x86/kvm/svm/svm.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index d81ad913542d..536aa392252b 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -1208,6 +1208,9 @@ static void init_vmcb(struct kvm_vcpu *vcpu)
if (kvm_vcpu_apicv_active(vcpu))
avic_init_vmcb(svm, vmcb);
+ if (vnmi)
+ svm->vmcb->control.int_ctl |= V_NMI_ENABLE;
+
if (vgif) {
svm_clr_intercept(svm, INTERCEPT_STGI);
svm_clr_intercept(svm, INTERCEPT_CLGI);
--
2.25.1
Powered by blists - more mailing lists