This patch adds a dedicated kvm tracepoint for a nested
vmrun.
Signed-off-by: Joerg Roedel<joerg.roedel@xxxxxxx>
---
arch/x86/kvm/svm.c | 6 ++++++
arch/x86/kvm/trace.h | 33 +++++++++++++++++++++++++++++++++
arch/x86/kvm/x86.c | 1 +
3 files changed, 40 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 884bffc..907af3f 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -1726,6 +1726,12 @@ static bool nested_svm_vmrun(struct vcpu_svm *svm)
/* nested_vmcb is our indicator if nested SVM is activated */
svm->nested.vmcb = svm->vmcb->save.rax;
+ trace_kvm_nested_vmrun(svm->vmcb->save.rip - 3, svm->nested.vmcb,
+ nested_vmcb->save.rip,
+ nested_vmcb->control.int_ctl,
+ nested_vmcb->control.event_inj,
+ nested_vmcb->control.nested_ctl);
+