diff options
| -rw-r--r-- | arch/x86/include/asm/kvm-x86-ops.h | 2 | ||||
| -rw-r--r-- | arch/x86/kvm/x86.c | 7 |
2 files changed, 6 insertions, 3 deletions
diff --git a/arch/x86/include/asm/kvm-x86-ops.h b/arch/x86/include/asm/kvm-x86-ops.h index 79406bf07a1c..8d50e3e0a19b 100644 --- a/arch/x86/include/asm/kvm-x86-ops.h +++ b/arch/x86/include/asm/kvm-x86-ops.h @@ -127,7 +127,7 @@ KVM_X86_OP(leave_smm) KVM_X86_OP(enable_smi_window) #endif KVM_X86_OP_OPTIONAL(dev_get_attr) -KVM_X86_OP(mem_enc_ioctl) +KVM_X86_OP_OPTIONAL(mem_enc_ioctl) KVM_X86_OP_OPTIONAL(vcpu_mem_enc_ioctl) KVM_X86_OP_OPTIONAL(mem_enc_register_region) KVM_X86_OP_OPTIONAL(mem_enc_unregister_region) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index f6ce044b090a..247d54de101a 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -7324,10 +7324,13 @@ set_pit2_out: r = READ_ONCE(kvm->arch.default_tsc_khz); goto out; } - case KVM_MEMORY_ENCRYPT_OP: { + case KVM_MEMORY_ENCRYPT_OP: + r = -ENOTTY; + if (!kvm_x86_ops.mem_enc_ioctl) + goto out; + r = kvm_x86_call(mem_enc_ioctl)(kvm, argp); break; - } case KVM_MEMORY_ENCRYPT_REG_REGION: { struct kvm_enc_region region; |