KVM: Future-proof device assignment ABI
Reserve some space so we can add more data.
Signed-off-by: Avi Kivity <avi@qumranet.com>
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index 797fcd7..f18b86f 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -489,6 +489,9 @@
__u32 busnr;
__u32 devfn;
__u32 flags;
+ union {
+ __u32 reserved[12];
+ };
};
struct kvm_assigned_irq {
@@ -496,6 +499,9 @@
__u32 host_irq;
__u32 guest_irq;
__u32 flags;
+ union {
+ __u32 reserved[12];
+ };
};
#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)