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KVM: s390: Disable dirty log retrieval for UCONTROL guests

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am: 0a3df0418d

Change-Id: Ie7d3d174fc58848cf16071c36ad1b1202795f9ce
This commit is contained in:
Janosch Frank
2017-03-15 02:08:47 +00:00
committed by android-build-merger
parent 37480b0d7e 0a3df0418d
commit 27dd3fdbc7
1 changed files with 3 additions and 0 deletions
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arch/s390/kvm/kvm-s390.c
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@@ -295,6 +295,9 @@ 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;