MIPS: KVM: Propagate kseg0/mapped tlb fault errors

[deliverable/linux.git] / arch / mips / kvm / mmu.c

diff --git a/arch/mips/kvm/mmu.c b/arch/mips/kvm/mmu.c
index 6a8a21859502f884b91bcb891f7a6470a2c030ac..6cfdcf55572d6aaa747998683f06bbf7f5a3e5ab 100644 (file)
--- a/arch/mips/kvm/mmu.c
+++ b/arch/mips/kvm/mmu.c
@@ -368,9 +368,15 @@ u32 kvm_get_inst(u32 *opc, struct kvm_vcpu *vcpu)
                                local_irq_restore(flags);
                                return KVM_INVALID_INST;
                        }
-                       kvm_mips_handle_mapped_seg_tlb_fault(vcpu,
-                                                            &vcpu->arch.
-                                                            guest_tlb[index]);
+                       if (kvm_mips_handle_mapped_seg_tlb_fault(vcpu,
+                                               &vcpu->arch.guest_tlb[index])) {
+                               kvm_err("%s: handling mapped seg tlb fault failed for %p, index: %u, vcpu: %p, ASID: %#lx\n",
+                                       __func__, opc, index, vcpu,
+                                       read_c0_entryhi());
+                               kvm_mips_dump_guest_tlbs(vcpu);
+                               local_irq_restore(flags);
+                               return KVM_INVALID_INST;
+                       }
                        inst = *(opc);
                }
                local_irq_restore(flags);