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-rw-r--r--virt/kvm/kvm_main.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index fc6127cbea1f..c92b63462b79 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -503,7 +503,12 @@ static int kvm_vm_ioctl_assign_device(struct kvm *kvm,
503 list_add(&match->list, &kvm->arch.assigned_dev_head); 503 list_add(&match->list, &kvm->arch.assigned_dev_head);
504 504
505 if (assigned_dev->flags & KVM_DEV_ASSIGN_ENABLE_IOMMU) { 505 if (assigned_dev->flags & KVM_DEV_ASSIGN_ENABLE_IOMMU) {
506 r = kvm_iommu_map_guest(kvm, match); 506 if (!kvm->arch.intel_iommu_domain) {
507 r = kvm_iommu_map_guest(kvm);
508 if (r)
509 goto out_list_del;
510 }
511 r = kvm_assign_device(kvm, match);
507 if (r) 512 if (r)
508 goto out_list_del; 513 goto out_list_del;
509 } 514 }