x86/KVM/VMX: Add L1D flush logic

[mirror_ubuntu-bionic-kernel.git] / arch / x86 / kvm / mmu.c

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 1a2bfc50839152fe174861b77a709a62da86f5e1..666e988b5c69df85065b0aae1054b420c346a46b 100644 (file)
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -3031,7 +3031,7 @@ static int kvm_handle_bad_page(struct kvm_vcpu *vcpu, gfn_t gfn, kvm_pfn_t pfn)
                return RET_PF_RETRY;
        }
 
-       return RET_PF_EMULATE;
+       return -EFAULT;
 }
 
 static void transparent_hugepage_adjust(struct kvm_vcpu *vcpu,
@@ -3836,6 +3836,7 @@ int kvm_handle_page_fault(struct kvm_vcpu *vcpu, u64 error_code,
 {
        int r = 1;
 
+       vcpu->arch.l1tf_flush_l1d = true;
        switch (vcpu->arch.apf.host_apf_reason) {
        default:
                trace_kvm_page_fault(fault_address, error_code);