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-rw-r--r--include/xen/interface/features.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/xen/interface/features.h b/include/xen/interface/features.h
index 131a6ccdba25..14334d0161d5 100644
--- a/include/xen/interface/features.h
+++ b/include/xen/interface/features.h
@@ -53,6 +53,9 @@
/* operation as Dom0 is supported */
#define XENFEAT_dom0 11
+/* Xen also maps grant references at pfn = mfn */
+#define XENFEAT_grant_map_identity 12
+
#define XENFEAT_NR_SUBMAPS 1
#endif /* __XEN_PUBLIC_FEATURES_H__ */