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Message-ID: <1294932178-26866-3-git-send-email-joerg.roedel@amd.com>
Date: Thu, 13 Jan 2011 16:22:58 +0100
From: Joerg Roedel <joerg.roedel@....com>
To: Avi Kivity <avi@...hat.com>, Marcelo Tosatti <mtosatti@...hat.com>
CC: <kvm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
Joerg Roedel <joerg.roedel@....com>
Subject: [PATCH 2/2] KVM: SVM: Add support for perf-kvm
This patch adds the necessary code to run perf-kvm on AMD
machines.
Signed-off-by: Joerg Roedel <joerg.roedel@....com>
---
arch/x86/kvm/svm.c | 12 ++++++++++--
1 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 8b9bc72..2415129 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -3646,13 +3646,21 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu)
local_irq_disable();
- stgi();
-
vcpu->arch.cr2 = svm->vmcb->save.cr2;
vcpu->arch.regs[VCPU_REGS_RAX] = svm->vmcb->save.rax;
vcpu->arch.regs[VCPU_REGS_RSP] = svm->vmcb->save.rsp;
vcpu->arch.regs[VCPU_REGS_RIP] = svm->vmcb->save.rip;
+ if (unlikely(svm->vmcb->control.exit_code == SVM_EXIT_NMI))
+ kvm_before_handle_nmi(&svm->vcpu);
+
+ stgi();
+
+ /* Any pending NMI will happen here */
+
+ if (unlikely(svm->vmcb->control.exit_code == SVM_EXIT_NMI))
+ kvm_after_handle_nmi(&svm->vcpu);
+
sync_cr8_to_lapic(vcpu);
svm->next_rip = 0;
--
1.7.1
--
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