diff options
Diffstat (limited to 'arch/x86/kvm/svm.c')
| -rw-r--r-- | arch/x86/kvm/svm.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 8f1b715dfde8..9583ae7ae218 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -4935,7 +4935,8 @@ static void svm_get_exit_info(struct kvm_vcpu *vcpu, u64 *info1, u64 *info2) *info2 = control->exit_info_2; } -static int handle_exit(struct kvm_vcpu *vcpu) +static int handle_exit(struct kvm_vcpu *vcpu, + enum exit_fastpath_completion exit_fastpath) { struct vcpu_svm *svm = to_svm(vcpu); struct kvm_run *kvm_run = vcpu->run; @@ -4993,7 +4994,10 @@ static int handle_exit(struct kvm_vcpu *vcpu) __func__, svm->vmcb->control.exit_int_info, exit_code); - if (exit_code >= ARRAY_SIZE(svm_exit_handlers) + if (exit_fastpath == EXIT_FASTPATH_SKIP_EMUL_INS) { + kvm_skip_emulated_instruction(vcpu); + return 1; + } else if (exit_code >= ARRAY_SIZE(svm_exit_handlers) || !svm_exit_handlers[exit_code]) { vcpu_unimpl(vcpu, "svm: unexpected exit reason 0x%x\n", exit_code); dump_vmcb(vcpu); @@ -6186,9 +6190,12 @@ out: return ret; } -static void svm_handle_exit_irqoff(struct kvm_vcpu *vcpu) +static void svm_handle_exit_irqoff(struct kvm_vcpu *vcpu, + enum exit_fastpath_completion *exit_fastpath) { - + if (!is_guest_mode(vcpu) && + to_svm(vcpu)->vmcb->control.exit_code == EXIT_REASON_MSR_WRITE) + *exit_fastpath = handle_fastpath_set_msr_irqoff(vcpu); } static void svm_sched_in(struct kvm_vcpu *vcpu, int cpu) |