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-rw-r--r--include/xen/interface/version.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/xen/interface/version.h b/include/xen/interface/version.h
index e8b6519d47e..dd58cf5ea3e 100644
--- a/include/xen/interface/version.h
+++ b/include/xen/interface/version.h
@@ -60,4 +60,7 @@ struct xen_feature_info {
/* arg == NULL; returns host memory page size. */
#define XENVER_pagesize 7
+/* arg == xen_domain_handle_t. */
+#define XENVER_guest_handle 8
+
#endif /* __XEN_PUBLIC_VERSION_H__ */