KVM: trace kvm_ple_window grow/shrink
Tracepoint for dynamic PLE window, fired on every potential change.
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index baeac7f..661abc2 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -5738,6 +5738,8 @@
if (vmx->ple_window != old)
vmx->ple_window_dirty = true;
+
+ trace_kvm_ple_window_grow(vcpu->vcpu_id, vmx->ple_window, old);
}
static void shrink_ple_window(struct kvm_vcpu *vcpu)
@@ -5750,6 +5752,8 @@
if (vmx->ple_window != old)
vmx->ple_window_dirty = true;
+
+ trace_kvm_ple_window_shrink(vcpu->vcpu_id, vmx->ple_window, old);
}
/*
