X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=include%2Flttng%2Fust-events.h;h=61acf7542305f84ada90af1f0e68ec4f5a9b6210;hb=3e7622607bd37d4f19b8ef831c27b7b556acf6d5;hp=5167ddee50a9de5f526c80545221dab32fbb3246;hpb=c7bdf2d8bdb586eaa1bb9eb56de3cad1f384f625;p=lttng-ust.git

diff --git a/include/lttng/ust-events.h b/include/lttng/ust-events.h
index 5167ddee..61acf754 100644
--- a/include/lttng/ust-events.h
+++ b/include/lttng/ust-events.h
@@ -106,11 +106,20 @@ struct lttng_enum_value {
 	unsigned int signedness:1;
 };
 
+enum lttng_enum_entry_options {
+	LTTNG_ENUM_ENTRY_OPTION_IS_AUTO = 1U << 0,
+};
+
 #define LTTNG_UST_ENUM_ENTRY_PADDING	16
 struct lttng_enum_entry {
 	struct lttng_enum_value start, end; /* start and end are inclusive */
 	const char *string;
-	char padding[LTTNG_UST_ENUM_ENTRY_PADDING];
+	union {
+		struct {
+			unsigned int options;
+		} LTTNG_PACKED extra;
+		char padding[LTTNG_UST_ENUM_ENTRY_PADDING];
+	} u;
 };
 
 #define __type_integer(_type, _byte_order, _base, _encoding)	\