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authorRoedel, Joerg <Joerg.Roedel@amd.com>2010-09-03 14:21:40 +0200
committerAvi Kivity <avi@redhat.com>2010-10-24 10:52:25 +0200
commitb75f4eb34122b60ee4f07ec89973d1589002c68a (patch)
tree031aa153a287f46c77da150fcb155057563f9b14 /arch
parentcda0008299a06f0d7218c6037c3c02d7a865e954 (diff)
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 <joerg.roedel@amd.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kvm/svm.c8
1 files 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;