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KVM: s390: Disable dirty log retrieval for UCONTROL guests

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am: 035dcc8e87

Change-Id: Id0932f5e4d600beb7c56f0288511119120c3f379
This commit is contained in:
Janosch Frank
2017-03-15 02:19:05 +00:00
committed by android-build-merger
parent 70ce5ca1e2 035dcc8e87
commit d0f5a21737
1 changed files with 3 additions and 0 deletions
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arch/s390/kvm/kvm-s390.c
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@@ -442,6 +442,9 @@ int kvm_vm_ioctl_get_dirty_log(struct kvm *kvm,
struct kvm_memory_slot *memslot;
int is_dirty = 0;
if (kvm_is_ucontrol(kvm))
return -EINVAL;
mutex_lock(&kvm->slots_lock);
r = -EINVAL;