KVM: VMX: Don't redo x2APIC MSR bitmaps when userspace filter is changed

Drop an explicit call to update the x2APIC MSRs when the userspace MSR
filter is modified.  The x2APIC MSRs are deliberately exempt from
userspace filtering.

Signed-off-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20210713163324.627647-40-seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 6e79f1b2653be689db35c5d4fb2a1c30befdecc5..7100e70ab718bf4ed41c03de5ea3b7af2d8f83ae 100644 (file)
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -3936,7 +3936,6 @@ static void vmx_msr_filter_changed(struct kvm_vcpu *vcpu)
        }
 
        pt_update_intercept_for_msr(vcpu);
-       vmx_update_msr_bitmap_x2apic(vcpu, vmx_msr_bitmap_mode(vcpu));
 }
 
 static inline bool kvm_vcpu_trigger_posted_interrupt(struct kvm_vcpu *vcpu,