[RFC PATCH 12/67] KVM: x86/mmu: Mark VM as bugged if page fault returns RET_PF_INVALID

[isaku . yamahata]

From: Sean Christopherson <sean.j.christopher...@intel.com>

Signed-off-by: Sean Christopherson <sean.j.christopher...@intel.com>
---
 arch/x86/kvm/mmu/mmu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 3c7e43e12513..bebd2b6ebcad 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -5059,7 +5059,7 @@ int kvm_mmu_page_fault(struct kvm_vcpu *vcpu, gpa_t 
cr2_or_gpa, u64 error_code,
        if (r == RET_PF_INVALID) {
                r = kvm_mmu_do_page_fault(vcpu, cr2_or_gpa,
                                          lower_32_bits(error_code), false);
-               if (WARN_ON_ONCE(r == RET_PF_INVALID))
+               if (KVM_BUG_ON(r == RET_PF_INVALID, vcpu->kvm))
                        return -EIO;
        }
 
-- 
2.17.1