KVM: Future-proof device assignment ABI

Reserve some space so we can add more data. Signed-off-by: Avi Kivity <avi@qumranet.com>
mariux64 · Oct 28, 2008 · bb45e20 · bb45e20
1 parent decc901
commit bb45e20
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
@@ -489,13 +489,19 @@ struct kvm_assigned_pci_dev {
 	__u32 busnr;
 	__u32 devfn;
 	__u32 flags;
+	union {
+		__u32 reserved[12];
+	};
 };
 
 struct kvm_assigned_irq {
 	__u32 assigned_dev_id;
 	__u32 host_irq;
 	__u32 guest_irq;
 	__u32 flags;
+	union {
+		__u32 reserved[12];
+	};
 };
 
 #define KVM_DEV_ASSIGN_ENABLE_IOMMU	(1 << 0)