This patch adds the necessary code to run perf-kvm on AMD
machines.
Signed-off-by: Joerg Roedel <[email protected]>
---
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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