From b75f4eb34122b60ee4f07ec89973d1589002c68a Mon Sep 17 00:00:00 2001 From: "Roedel, Joerg" Date: Fri, 3 Sep 2010 14:21:40 +0200 Subject: [PATCH] KVM: SVM: Clean up rip handling in vmrun emulation This patch changes the rip handling in the vmrun emulation path from using next_rip to the generic kvm register access functions. Signed-off-by: Joerg Roedel Signed-off-by: Marcelo Tosatti --- arch/x86/kvm/svm.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 07655345f50b..fcbc491e1f87 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -2069,7 +2069,7 @@ static bool nested_svm_vmrun(struct vcpu_svm *svm) return false; } - trace_kvm_nested_vmrun(svm->vmcb->save.rip - 3, vmcb_gpa, + trace_kvm_nested_vmrun(svm->vmcb->save.rip, vmcb_gpa, nested_vmcb->save.rip, nested_vmcb->control.int_ctl, nested_vmcb->control.event_inj, @@ -2098,7 +2098,7 @@ static bool nested_svm_vmrun(struct vcpu_svm *svm) hsave->save.cr0 = kvm_read_cr0(&svm->vcpu); hsave->save.cr4 = svm->vcpu.arch.cr4; hsave->save.rflags = vmcb->save.rflags; - hsave->save.rip = svm->next_rip; + hsave->save.rip = kvm_rip_read(&svm->vcpu); hsave->save.rsp = vmcb->save.rsp; hsave->save.rax = vmcb->save.rax; if (npt_enabled) @@ -2270,8 +2270,8 @@ static int vmrun_interception(struct vcpu_svm *svm) if (nested_svm_check_permissions(svm)) return 1; - svm->next_rip = kvm_rip_read(&svm->vcpu) + 3; - skip_emulated_instruction(&svm->vcpu); + /* Save rip after vmrun instruction */ + kvm_rip_write(&svm->vcpu, kvm_rip_read(&svm->vcpu) + 3); if (!nested_svm_vmrun(svm)) return 1; -- 2.20.1