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Diffstat (limited to 'include/uapi/linux/ioam6.h')
-rw-r--r--include/uapi/linux/ioam6.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/uapi/linux/ioam6.h b/include/uapi/linux/ioam6.h
index 2177e4e49566..23ba6e85582f 100644
--- a/include/uapi/linux/ioam6.h
+++ b/include/uapi/linux/ioam6.h
@@ -12,6 +12,15 @@
#include <asm/byteorder.h>
#include <linux/types.h>
+#define IOAM6_U16_UNAVAILABLE U16_MAX
+#define IOAM6_U32_UNAVAILABLE U32_MAX
+#define IOAM6_U64_UNAVAILABLE U64_MAX
+
+#define IOAM6_DEFAULT_ID (IOAM6_U32_UNAVAILABLE >> 8)
+#define IOAM6_DEFAULT_ID_WIDE (IOAM6_U64_UNAVAILABLE >> 8)
+#define IOAM6_DEFAULT_IF_ID IOAM6_U16_UNAVAILABLE
+#define IOAM6_DEFAULT_IF_ID_WIDE IOAM6_U32_UNAVAILABLE
+
/*
* IPv6 IOAM Option Header
*/