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author | Joerg Roedel <joerg.roedel@amd.com> | 2011-01-14 16:45:02 +0100 |
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committer | Marcelo Tosatti <mtosatti@redhat.com> | 2011-03-17 13:08:25 -0300 |
commit | 3781c01c1574a2cd58fd5ba2bf58c710edff3da5 (patch) | |
tree | cef40dc24b87e82842845c618daa18136a3aedd1 /arch | |
parent | a9179499350d30446d8983d272a9157963604b0f (diff) | |
download | linux-stable-3781c01c1574a2cd58fd5ba2bf58c710edff3da5.tar.gz linux-stable-3781c01c1574a2cd58fd5ba2bf58c710edff3da5.tar.bz2 linux-stable-3781c01c1574a2cd58fd5ba2bf58c710edff3da5.zip |
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@amd.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch')
-rw-r--r-- | 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 63fec1531e89..bfb49489566e 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -3647,13 +3647,21 @@ 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; |