uapi: ioam: Insertion frequency

Add the insertion frequency uapi for IOAM lwtunnels.

Signed-off-by: Justin Iurman <justin.iurman@uliege.be>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/include/uapi/linux/ioam6_iptunnel.h b/include/uapi/linux/ioam6_iptunnel.h
index 829ffdf..38f6a8f 100644 (file)
--- a/include/uapi/linux/ioam6_iptunnel.h
+++ b/include/uapi/linux/ioam6_iptunnel.h
@@ -41,6 +41,15 @@ enum {
        /* IOAM Trace Header */
        IOAM6_IPTUNNEL_TRACE,           /* struct ioam6_trace_hdr */
 
+       /* Insertion frequency:
+        * "k over n" packets (0 < k <= n)
+        * [0.0001% ... 100%]
+        */
+#define IOAM6_IPTUNNEL_FREQ_MIN 1
+#define IOAM6_IPTUNNEL_FREQ_MAX 1000000
+       IOAM6_IPTUNNEL_FREQ_K,          /* u32 */
+       IOAM6_IPTUNNEL_FREQ_N,          /* u32 */
+
        __IOAM6_IPTUNNEL_MAX,
 };